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META-INF.resources.primefaces.datatable.datatable.js Maven / Gradle / Ivy
/**
* __PrimeFaces DataTable Widget__
*
* DataTable displays data in tabular format.
*
* @typedef {number | JQuery} PrimeFaces.widget.DataTable.RowSpecifier Either the 0-based index of a row, or the row
* element (`TR`) itself.
*
* @typedef {"ASCENDING" | "DESCENDING" | "UNSORTED"} PrimeFaces.widget.DataTable.SortOrder The available sort order
* types for the DataTable.
*
* @typedef {"single" | "multiple"} PrimeFaces.widget.DataTable.CmSelectionMode Indicates whether multiple rows or only
* a single row of a DataTable can be selected.
*
* @typedef {"radio" | "checkbox"} PrimeFaces.widget.DataTable.SelectionMode Indicates whether rows are selected via
* radio buttons or via checkboxes.
*
* @typedef {"single" | "multiple"} PrimeFaces.widget.DataTable.SortMode Indicates whether a DataTable can be sorted
* by multiple columns or only by a single column.
*
* @typedef {"single" | "multiple"} PrimeFaces.widget.DataTable.RowExpandMode Indicates whether multiple columns of a
* DataTable can be expanded at the same time, or whether other expanded rows should be collapsed when a new row is
* expanded.
*
* @typedef {"eager" | "lazy"} PrimeFaces.widget.DataTable.RowEditMode Indicates whether row editors are loaded eagerly
* or on-demand.
*
* @typedef {"eager" | "lazy"} PrimeFaces.widget.DataTable.CellEditMode Indicates whether cell editors are loaded
* eagerly or on-demand.
*
* @typedef {"expand" | "fit"} PrimeFaces.widget.DataTable.ResizeMode Indicates the resize behavior of columns.
*
* @typedef {"new" | "add" | "none"} PrimeFaces.widget.DataTable.RowSelectMode Indicates how rows of a DataTable
* may be selected, when clicking on the row itself (not the checkbox / radiobutton from p:column).
* `new` always unselects other rows, `add` preserves the currently selected rows, and `none` disables row selection.
*
* @typedef {"cancel" | "save"} PrimeFaces.widget.DataTable.RowEditAction When a row is editable: whether to `save` the
* current contents of the row or `cancel` the row edit and discard all changes.
*
* @typedef PrimeFaces.widget.DataTable.OnRowClickCallback Callback that is invoked when the user clicks on a row of the
* DataTable.
* @param {JQuery.TriggeredEvent} PrimeFaces.widget.DataTable.OnRowClickCallback.event The click event that occurred.
* @param {JQuery} PrimeFaces.widget.DataTable.OnRowClickCallback.row The TR row that was clicked.
*
* @interface {PrimeFaces.widget.DataTable.RowMeta} RowMeta Describes the meta information of row, such as its index and
* its row key.
* @prop {string | undefined} RowMeta.key The unique key of the row. `undefined` when no key was defined for the rows.
* @prop {number} RowMeta.index The 0-based index of the row in the DataTable.
*
*
* @interface {PrimeFaces.widget.DataTable.SortMeta} SortMeta Describes a sorting operation of the DataTable. The
* items of the DataTable may be sorted by multiple column, in which case the sorting operation is describes by a list
* of these objects.
* @prop {string} SortMeta.col ID of the column to sort by.
* @prop {-1 | 1} SortMeta.order Whether to sort the items by the column value in an ascending or descending order.
*
* @implements {PrimeFaces.widget.ContextMenu.ContextMenuProvider}
*
* @prop {boolean} allLoadedLiveScroll Whether all available items were already loaded.
* @prop {string} [ascMessage] Localized message for sorting a column in ascending order.
* @prop {JQuery} bodyTable The DOM element for the body part of the table.
* @prop {Record} cacheMap Cache for the contents of a row. Key is the row index, value the HTML content
* of the row.
* @prop {number} cacheRows Number of rows to cache.
* @prop {JQuery} checkAllToggler DOM element of the container with the `check all` checkbox in the header.
* @prop {JQuery} clone Clone of the table header.
* @prop {boolean} columnWidthsFixed Whether column widths are fixed or may be resized.
* @prop {JQuery} [contextMenuCell] DOM element of the table cell for which the context menu was opened.
* @prop {PrimeFaces.widget.ContextMenu} contextMenuWidget Widget with the context menu for the DataTable.
* @prop {JQuery} currentCell Current cell to be edited.
* @prop {number | null} cursorIndex 0-based index of row where the the cursor is located.
* @prop {string} [descMessage] Localized message for sorting a column in descending order.
* @prop {JQuery} dragIndicatorBottom DOM element of the icon that indicates a column is draggable.
* @prop {JQuery} dragIndicatorTop DOM element of the icon that indicates a column is draggable.
* @prop {JQuery} [expansionHolder] DOM element of the hidden input that holds the row keys of the rows that
* are expanded. Used to preserve the expansion state during AJAX updates.
* @prop {number[]} expansionProcess List of row indices to expand.
* @prop {number} filterTimeout ID as returned by `setTimeout` used during filtering.
* @prop {JQuery | null} focusedRow DOM element of the currently focused row.
* @prop {boolean} focusedRowWithCheckbox Whether the focused row includes the checkbox for selecting the row.
* @prop {JQuery} footerCols The DOM elements for the footer columns.
* @prop {JQuery} footerTable The DOM elements for the footer table.
* @prop {JQuery} frozenThead The DOM element for the header THEAD.
* @prop {JQuery} groupResizers The DOM elements for the resizer button of each group.
* @prop {boolean} hasColumnGroup Whether the table has any column groups.
* @prop {JQuery} headerTable The DOM elements for the header table.
* @prop {JQuery} headers DOM elements for the `TH` headers of this DataTable.
* @prop {boolean} ignoreRowHoverEvent Whether to ignore row hover event.
* @prop {boolean} isRTL Whether the writing direction is set to right-to-left.
* @prop {boolean} isRowTogglerClicked Whether a row toggler was clicked.
* @prop {boolean} liveScrollActive Whether live scrolling is currently active.
* @prop {string[]} [loadedExpansionRows] List of row keys of the expansion rows that had their content
* already loaded via AJAX.
* @prop {boolean} loadingLiveScroll Whether data is currently being loaded due to the live scrolling feature.
* @prop {boolean} mousedownOnRow Whether a mousedown event occurred on a row.
* @prop {JQuery} orderStateHolder INPUT element storing the current column / row order.
* @prop {number | null} originRowIndex The original row index of the row that was clicked.
* @prop {string} [otherMessage] Localized message for removing the sort order and showing rows in their
* original order.
* @prop {PrimeFaces.widget.Paginator} paginator When pagination is enabled: The paginator widget instance used for
* paging.
* @prop {boolean} percentageScrollHeight The current relative vertical scroll position.
* @prop {boolean} percentageScrollWidth The current relative horizontal scroll position.
* @prop {boolean} reflowDD `true` if reflow is enabled, `false` otherwise.
* @prop {number} relativeHeight The height of the table viewport, relative to the total height, used for scrolling.
* @prop {string[]} resizableState A list with the current widths for each resizable column.
* @prop {JQuery} resizableStateHolder INPUT element storing the current widths for each resizable column.
* @prop {number} resizeTimeout The set-timeout timer ID of the timer used for resizing.
* @prop {JQuery} resizerHelper The DOM element for the resize helper.
* @prop {number} [rowHeight] Constant height in pixels for each row, when virtual scrolling is enabled.
* @prop {string} rowSelector The CSS selector for the table rows.
* @prop {string} rowSelectorForRowClick The CSS selector for the table rows that can be clicked.
* @prop {JQuery} scrollBody The DOM element for the scrollable body of the table.
* @prop {JQuery} scrollFooter The DOM element for the scrollable body of the table.
* @prop {JQuery} scrollFooterBox The DOM element for the scrollable footer box of the table.
* @prop {JQuery} scrollHeader The DOM element for the scrollable header of the table.
* @prop {JQuery} scrollHeaderBox The DOM element for the scrollable header box of the table.
* @prop {number} scrollOffset The current scroll position.
* @prop {JQuery} scrollStateHolder INPUT element storing the current scroll position.
* @prop {JQuery} scrollTbody The DOM element for the scrollable TBODY.
* @prop {number} scrollTimeout The set-timeout timer ID of the timer used for scrolling.
* @prop {string} scrollbarWidth CSS attribute for the scrollbar width, eg. `20px`.
* @prop {string[]} selection List of row keys for the currently selected rows.
* @prop {string} selectionHolder ID of the INPUT element storing the currently selected rows.
* @prop {boolean} shouldLiveScroll Whether live scrolling is currently enabled.
* @prop {Record} sortMeta Information about how each column is sorted.
* Key is the column key.
* @prop {JQuery} sortableColumns DOM elements for the columns that are sortable.
* @prop {JQuery} stickyContainer The DOM element for the sticky container of the table.
* @prop {JQuery} tbody DOM element of the `TBODY` element of this DataTable, if it exists.
* @prop {JQuery} tfoot DOM element of the `TFOOT` element of this DataTable, if it exists.
* @prop {JQuery} thead DOM element of the `THEAD` element of this DataTable, if it exists.
* @prop {JQuery} theadClone The DOM element for the cloned table head.
* @prop {boolean} virtualScrollActive Whether virtual scrolling is currently active.
*
*
* @interface {PrimeFaces.widget.DataTableCfg} cfg The configuration for the {@link DataTable| DataTable widget}.
* You can access this configuration via {@link PrimeFaces.widget.BaseWidget.cfg|BaseWidget.cfg}. Please note that this
* configuration is usually meant to be read-only and should not be modified.
* @extends {PrimeFaces.widget.DeferredWidgetCfg} cfg
*
* @prop {boolean} cfg.allowUnsorting When true columns can be unsorted upon clicking sort.
* @prop {string} cfg.cellEditMode Defines the cell edit behavior.
* @prop {string} cfg.cellSeparator Separator text to use in output mode of editable cells with multiple components.
* @prop {boolean} cfg.clientCache Caches the next page asynchronously.
* @prop {boolean} cfg.disableContextMenuIfEmpty `true` to disable the context menu when the DataTable has got on
* data row, or `false` otherwise.
* @prop {boolean} cfg.disabledTextSelection Disables text selection on row click.
* @prop {boolean} cfg.draggableColumns Columns can be reordered with drag & drop when enabled.
* @prop {boolean} cfg.draggableRows When enabled, rows can be reordered using drag & drop.
* @prop {string} cfg.editInitEvent Event that triggers row/cell editing.
* @prop {PrimeFaces.widget.DataTable.CellEditMode} cfg.editMode Whether rows may be edited as a whole or whether each
* cell can be edited individually.
* @prop {boolean} cfg.editable Controls in-cell editing.
* @prop {boolean} cfg.expansion `true` if rows are expandable, or `false` otherwise.
* @prop {boolean} cfg.filter `true` if filtering is enabled, or `false` otherwise.
* @prop {number} cfg.filterDelay Delay for filtering in milliseconds.
* @prop {string} cfg.filterEvent Event to invoke filtering for input filters.
* @prop {number} cfg.frozenColumns The number of frozen columns.
* @prop {boolean} cfg.liveResize Columns are resized live in this mode without using a resize helper.
* @prop {boolean} cfg.liveScroll Enables live scrolling.
* @prop {number} cfg.liveScrollBuffer Percentage of the height of the buffer between the bottom of the page and the
* scroll position to initiate the load for the new chunk. This value is in the range `0...100`.
* @prop {boolean} cfg.multiSort `true` if sorting by multiple columns is enabled, or `false` otherwise.
* @prop {boolean} cfg.multiViewState Whether multiple resize mode is enabled.
* @prop {boolean} cfg.nativeElements `true` to use native radio button and checkbox elements, or `false` otherwise.
* @prop {PrimeFaces.widget.DataTable.OnRowClickCallback} cfg.onRowClick Callback that is invoked when the user clicked on
* a row of the DataTable.
* @prop {boolean} cfg.reflow Reflow mode is a responsive mode to display columns as stacked depending on screen size.
* @prop {boolean} cfg.resizableColumns Enables column resizing.
* @prop {PrimeFaces.widget.DataTable.ResizeMode} cfg.resizeMode Defines the resize behavior.
* @prop {string} cfg.rowDragSelector CSS selector for the draggable handle.
* @prop {PrimeFaces.widget.DataTable.RowEditMode} cfg.rowEditMode Defines the row edit.
* @prop {PrimeFaces.widget.DataTable.RowExpandMode} cfg.rowExpandMode Defines row expand mode.
* @prop {boolean} cfg.rowHover Adds hover effect to rows. Hover is always on when selection is enabled.
* @prop {PrimeFaces.widget.DataTable.RowSelectMode} cfg.rowSelectMode Defines row selection mode when clicking on the row itself.
* @prop {string} cfg.rowSelector CSS selector find finding the rows of this DataTable.
* @prop {boolean} cfg.saveOnCellBlur Saves the changes in cell editing on blur, when set to false changes are
* discarded.
* @prop {string} cfg.scrollHeight Scroll viewport height.
* @prop {number} cfg.scrollLimit Maximum number of rows that may be loaded via live scrolling.
* @prop {number} cfg.scrollStep Number of additional rows to load in each live scroll.
* @prop {string} cfg.scrollWidth Scroll viewport width.
* @prop {boolean} cfg.scrollable Makes data scrollable with fixed header.
* @prop {PrimeFaces.widget.DataTable.SelectionMode} cfg.selectionMode Enables row selection.
* @prop {boolean} cfg.selectionPageOnly When using a paginator and selection mode is `checkbox`, the select all
* checkbox in the header will select all rows on the current page if `true`, or all rows on all pages if `false`.
* Default is `true`.
* @prop {boolean} cfg.sorting `true` if sorting is enabled on the DataTable, `false` otherwise.
* @prop {string[]} cfg.sortMetaOrder IDs of the columns by which to order. Order by the first column, then by the
* second, etc.
* @prop {boolean} cfg.stickyHeader Sticky header stays in window viewport during scrolling.
* @prop {string} cfg.stickyTopAt Selector to position on the page according to other fixing elements on the top of the
* table.
* @prop {string} cfg.tabindex The value of the `tabindex` attribute for this DataTable.
* @prop {boolean} cfg.virtualScroll Loads data on demand as the scrollbar gets close to the bottom.
*
* @interface {PrimeFaces.widget.DataTable.WidthInfo} WidthInfo Describes the width information of a DOM element.
* @prop {number | string} WidthInfo.width The width of the element. It's either a unit-less numeric pixel value or a
* string containing the width including an unit.
* @prop {boolean} WidthInfo.isOuterWidth Tells whether the width includes the border-box or not.
*/
PrimeFaces.widget.DataTable = PrimeFaces.widget.DeferredWidget.extend({
/**
* Map between the sort order names and the multiplier for the comparator.
* @protected
* @type {Record}
*/
SORT_ORDER: {
ASCENDING: 1,
DESCENDING: -1,
UNSORTED: 0
},
/**
* @override
* @inheritdoc
* @param {PrimeFaces.PartialWidgetCfg} cfg
*/
init: function(cfg) {
this._super(cfg);
this.thead = this.getThead();
this.tbody = this.getTbody();
this.tfoot = this.getTfoot();
if(this.cfg.paginator) {
this.bindPaginator();
}
if(this.cfg.sorting) {
this.bindSortEvents();
}
if(this.cfg.rowHover) {
this.setupRowHover();
}
if(this.cfg.selectionMode) {
this.setupSelection();
}
if(this.cfg.filter) {
this.setupFiltering();
}
if(this.cfg.expansion) {
this.expansionProcess = [];
this.bindExpansionEvents();
}
if(this.cfg.editable) {
this.bindEditEvents();
}
if(this.cfg.draggableRows) {
this.makeRowsDraggable();
}
if(this.cfg.reflow) {
this.initReflow();
}
if(this.cfg.resizableColumns) {
this.resizableStateHolder = $(this.jqId + '_resizableColumnState');
this.resizableState = [];
if(this.resizableStateHolder.attr('value')) {
this.resizableState = this.resizableStateHolder.val().split(',');
}
}
this.updateEmptyColspan();
this.renderDeferred();
},
/**
* @override
* @protected
* @inheritdoc
*/
_render: function() {
this.isRTL = this.jq.hasClass('ui-datatable-rtl');
this.cfg.partialUpdate = (this.cfg.partialUpdate === false) ? false : true;
if(this.cfg.scrollable) {
this.setupScrolling();
}
if(this.cfg.groupColumnIndexes) {
this.groupRows();
this.bindToggleRowGroupEvents();
}
if(this.cfg.resizableColumns) {
this.setupResizableColumns();
}
if(this.cfg.draggableColumns) {
this.setupDraggableColumns();
}
if(this.cfg.stickyHeader) {
this.setupStickyHeader();
}
if(this.cfg.onRowClick) {
this.bindRowClick();
}
if(this.cfg.expansion) {
this.initRowExpansion();
this.updateExpandedRowsColspan();
}
if(this.cfg.reflow) {
this.jq.css('visibility', 'visible');
}
},
/**
* Retrieves the table header of this DataTable.
* @return {JQuery} DOM element of the table header.
*/
getThead: function() {
return $(this.jqId + '_head');
},
/**
* Retrieves the table body of this DataTable.
* @return {JQuery} DOM element of the table body.
*/
getTbody: function() {
return $(this.jqId + '_data');
},
/**
* Retrieves the table footer of this DataTable.
* @return {JQuery} DOM element of the table footer.
*/
getTfoot: function() {
return $(this.jqId + '_foot');
},
/**
* Sets the given HTML string as the content of the body of this DataTable. Afterwards, sets up all required event
* listeners etc.
* @protected
* @param {string} data HTML string to set on the body.
* @param {boolean} [clear] Whether the contents of the table body should be removed beforehand.
*/
updateData: function(data, clear) {
var empty = (clear === undefined) ? true: clear;
if(empty)
this.tbody.html(data);
else
this.tbody.append(data);
this.postUpdateData();
},
/**
* Called after an AJAX update. Binds the appropriate event listeners again.
* @private
*/
postUpdateData: function() {
if(this.cfg.draggableRows) {
this.makeRowsDraggable();
}
if(this.cfg.reflow) {
this.initReflow();
}
if(this.cfg.groupColumnIndexes) {
this.groupRows();
this.bindToggleRowGroupEvents();
}
if(this.cfg.expansion) {
this.initRowExpansion();
}
},
/**
* @override
* @inheritdoc
* @param {PrimeFaces.PartialWidgetCfg} cfg
*/
refresh: function(cfg) {
this.columnWidthsFixed = false;
this.ignoreRowHoverEvent = false;
this.unbindEvents();
this._super(cfg);
},
/**
* Removes event listeners needed if refreshing to prevent multiple sort and pagination events.
*
* Cancels all current drag and drop events.
* @private
*/
unbindEvents: function() {
if (this.sortableColumns) {
this.sortableColumns.off();
}
if (this.paginator) {
this.paginator.unbindEvents();
}
// #5582: destroy any current draggable items
if (this.cfg.draggableColumns || this.cfg.draggableRows) {
var dragdrop = $.ui.ddmanager.current;
if (dragdrop && dragdrop.helper) {
var item = dragdrop.currentItem || dragdrop.element;
if(item.closest('.ui-datatable')[0] === this.jq[0]) {
document.body.style.cursor = 'default';
dragdrop.cancel();
}
}
}
},
/**
* Binds the change event listener and renders the paginator
* @private
*/
bindPaginator: function() {
var _self = this;
this.cfg.paginator.paginate = function(newState) {
if(_self.cfg.clientCache) {
_self.loadDataWithCache(newState);
}
else {
_self.paginate(newState);
}
};
this.paginator = new PrimeFaces.widget.Paginator(this.cfg.paginator);
this.paginator.bindSwipeEvents(this.jq, this.cfg);
if(this.cfg.clientCache) {
this.cacheRows = this.paginator.getRows();
var newState = {
first: this.paginator.getFirst(),
rows: this.paginator.getRows(),
page: this.paginator.getCurrentPage()
};
this.clearCacheMap();
this.fetchNextPage(newState);
}
},
/**
* Applies events related to sorting in a non-obtrusive way
* @private
*/
bindSortEvents: function() {
var $this = this,
hasAriaSort = false;
this.cfg.tabindex = this.cfg.tabindex||'0';
this.cfg.multiSort = this.cfg.multiSort||false;
this.cfg.allowUnsorting = this.cfg.allowUnsorting||false;
this.headers = this.thead.find('> tr > th');
this.sortableColumns = this.headers.filter('.ui-sortable-column');
this.sortableColumns.attr('tabindex', this.cfg.tabindex);
//aria messages
this.ascMessage = PrimeFaces.getAriaLabel('datatable.sort.ASC');
this.descMessage = PrimeFaces.getAriaLabel('datatable.sort.DESC');
if (this.cfg.allowUnsorting) {
this.otherMessage = PrimeFaces.getAriaLabel('datatable.sort.NONE');
}
else {
this.otherMessage = PrimeFaces.getAriaLabel('datatable.sort.ASC');
}
//reflow dropdown
this.reflowDD = $(this.jqId + '_reflowDD');
this.sortMeta = [];
for(var i = 0; i < this.sortableColumns.length; i++) {
var columnHeader = this.sortableColumns.eq(i),
columnHeaderId = columnHeader.attr('id'),
sortIcon = columnHeader.children('span.ui-sortable-column-icon'),
sortOrder = null,
resolvedSortMetaIndex = null,
ariaLabel = columnHeader.attr('aria-label');
if (columnHeader.hasClass('ui-state-active')) {
if (sortIcon.hasClass('ui-icon-triangle-1-n')) {
sortOrder = this.SORT_ORDER.ASCENDING;
columnHeader.attr('aria-label', this.getSortMessage(ariaLabel, this.descMessage));
if (!hasAriaSort) {
columnHeader.attr('aria-sort', 'ascending');
hasAriaSort = true;
}
}
else if (sortIcon.hasClass('ui-icon-triangle-1-s')) {
sortOrder = this.SORT_ORDER.DESCENDING;
columnHeader.attr('aria-label', this.getSortMessage(ariaLabel, this.otherMessage));
if (!hasAriaSort) {
columnHeader.attr('aria-sort', 'descending');
hasAriaSort = true;
}
} else {
sortOrder = this.SORT_ORDER.UNSORTED;
columnHeader.attr('aria-label', this.getSortMessage(ariaLabel, this.ascMessage));
if (!hasAriaSort) {
columnHeader.attr('aria-sort', 'other');
hasAriaSort = true;
}
}
if (this.cfg.multiSort && this.cfg.sortMetaOrder) {
resolvedSortMetaIndex = $.inArray(columnHeaderId, this.cfg.sortMetaOrder);
this.sortMeta[resolvedSortMetaIndex] = {
col: columnHeaderId,
order: sortOrder
};
}
$this.updateReflowDD(columnHeader, sortOrder);
}
else {
sortOrder = this.SORT_ORDER.UNSORTED;
columnHeader.attr('aria-label', this.getSortMessage(ariaLabel, this.ascMessage));
if(!hasAriaSort && i == (this.sortableColumns.length - 1)) {
this.sortableColumns.eq(0).attr('aria-sort', 'other');
hasAriaSort = true;
}
}
columnHeader.data('sortorder', sortOrder);
}
this.sortableColumns.on('mouseenter.dataTable', function() {
var column = $(this);
column.addClass('ui-state-hover');
})
.on('mouseleave.dataTable', function() {
var column = $(this);
column.removeClass('ui-state-hover');
})
.on('blur.dataTable', function() {
$(this).removeClass('ui-state-focus');
})
.on('focus.dataTable', function() {
$(this).addClass('ui-state-focus');
})
.on('keydown.dataTable', function(e) {
if((e.key === 'Enter') && $(e.target).is(':not(:input)')) {
$(this).trigger('click.dataTable', (e.metaKey||e.ctrlKey));
e.preventDefault();
}
})
.on('click.dataTable', function(e, metaKeyOn) {
if(!$this.shouldSort(e, this)) {
return;
}
PrimeFaces.clearSelection();
var columnHeader = $(this),
sortOrderData = columnHeader.data('sortorder'),
sortOrder = (sortOrderData === $this.SORT_ORDER.UNSORTED) ? $this.SORT_ORDER.ASCENDING :
(sortOrderData === $this.SORT_ORDER.ASCENDING) ? $this.SORT_ORDER.DESCENDING :
$this.cfg.allowUnsorting ? $this.SORT_ORDER.UNSORTED : $this.SORT_ORDER.ASCENDING,
metaKey = e.metaKey || e.ctrlKey || metaKeyOn;
if(!$this.cfg.multiSort || !metaKey) {
$this.sortMeta = [];
}
$this.addSortMeta({
col: columnHeader.attr('id'),
order: sortOrder
});
$this.sort(columnHeader, sortOrder, $this.cfg.multiSort && metaKey);
if($this.cfg.scrollable) {
$(PrimeFaces.escapeClientId(columnHeader.attr('id') + '_clone')).trigger('focus');
}
$this.updateReflowDD(columnHeader, sortOrder);
});
$this.updateSortPriorityIndicators();
if(this.reflowDD && this.cfg.reflow) {
PrimeFaces.skinSelect(this.reflowDD);
this.reflowDD.on('change', function(e) {
var selectedOption = $(this).find(":selected");
var columnKey = selectedOption.data('columnkey');
var sortOrder = selectedOption.data('sortorder');
var columnHeader = $this.jq.find(PrimeFaces.escapeClientId(columnKey));
columnHeader.data('sortorder', sortOrder);
columnHeader.trigger('click.dataTable');
});
}
},
/**
* Creates the sort order message shown to indicate what the current sort order is.
* @private
* @param {string | undefined} ariaLabel Optional label text from an aria attribute.
* @param {string} sortOrderMessage Sort order message.
* @return {string} The sort order message to use.
*/
getSortMessage: function(ariaLabel, sortOrderMessage) {
var headerName = ariaLabel ? ariaLabel.split(':')[0] : '';
return headerName + ': ' + sortOrderMessage;
},
/**
* Called in response to a click. Checks whether this DataTable should now be sorted. Returns `false` when there
* are no items to be sorted, or when no sorting button was clicked.
* @private
* @param {JQuery.TriggeredEvent} event (Click) event that occurred.
* @param {JQuery} column Column Column of this DataTable on which the event occurred.
* @return {boolean} `true` to perform a sorting operation, `false` otherwise.
*/
shouldSort: function(event, column) {
if(this.isEmpty()) {
return false;
}
var target = $(event.target);
if(target.closest('.ui-column-customfilter', column).length) {
return false;
}
return target.is('th,span');
},
/**
* Adds the given sorting to the list of sort rows. Each sorting describes a column by which to sort. This data
* table may be sorted by multiple columns.
* @private
* @param {PrimeFaces.widget.DataTable.SortMeta} meta Sorting to add.
*/
addSortMeta: function(meta) {
this.sortMeta = $.grep(this.sortMeta, function(value) {
return value.col !== meta.col;
});
this.sortMeta.push(meta);
},
/**
* Binds filter events to standard filters
* @private
*/
setupFiltering: function() {
var $this = this,
filterColumns = this.thead.find('> tr > th.ui-filter-column');
this.cfg.filterEvent = this.cfg.filterEvent||'keyup';
this.cfg.filterDelay = this.cfg.filterDelay||300;
filterColumns.children('.ui-column-filter').each(function() {
var filter = $(this);
if(filter.is('input:text')) {
PrimeFaces.skinInput(filter);
$this.bindTextFilter(filter);
}
else {
PrimeFaces.skinSelect(filter);
$this.bindChangeFilter(filter);
}
});
},
/**
* Sets up the event listeners for the text filters on a column.
* @private
* @param {JQuery} filter INPUT element of the text filter.
*/
bindTextFilter: function(filter) {
if(this.cfg.filterEvent === 'enter')
this.bindEnterKeyFilter(filter);
else
this.bindFilterEvent(filter);
// #7562 draggable columns cannot be filtered with touch
if (PrimeFaces.env.isTouchable(this.cfg)) {
filter.on('touchstart', function(e) {
e.stopPropagation();
});
}
},
/**
* Sets up the change event listeners on the column filter elements.
* @private
* @param {JQuery} filter DOM element of a column filter
*/
bindChangeFilter: function(filter) {
var $this = this;
filter.off('change')
.on('change', function() {
$this.filter();
});
},
/**
* Sets up the enter key event listeners for the text filters on a column.
* @private
* @param {JQuery} filter INPUT element of the text filter.
*/
bindEnterKeyFilter: function(filter) {
var $this = this;
filter.off('keydown keyup')
.on('keydown', PrimeFaces.utils.blockEnterKey)
.on('keyup', function(e) {
if(e.key === 'Enter') {
$this.filter();
e.preventDefault();
}
});
},
/**
* Sets up all event listeners for the given filter element of a column filter.
* @private
* @param {JQuery} filter DOM element of a column filter.
*/
bindFilterEvent: function(filter) {
var $this = this;
var filterEventName = this.cfg.filterEvent + '.dataTable';
//prevent form submit on enter key
filter.off('keydown.dataTable-blockenter ' + filterEventName)
.on('keydown.dataTable-blockenter', PrimeFaces.utils.blockEnterKey)
.on(filterEventName, function(e) {
if (PrimeFaces.utils.ignoreFilterKey(e)) {
return;
}
if($this.filterTimeout) {
clearTimeout($this.filterTimeout);
}
$this.filterTimeout = setTimeout(function() {
$this.filter();
$this.filterTimeout = null;
},
$this.cfg.filterDelay);
});
},
/**
* Sets up the DataTable and adds all event listeners required for hovering over rows.
* @private
*/
setupRowHover: function() {
var selector = '> tr.ui-widget-content';
if(!this.cfg.selectionMode || this.cfg.selectionMode === 'checkbox') {
this.bindRowHover(selector);
}
},
/**
* Sets up the DataTable and adds all event listener required for selecting rows.
* @private
*/
setupSelection: function() {
this.selectionHolder = this.jqId + '_selection';
this.cfg.rowSelectMode = this.cfg.rowSelectMode||'new';
this.rowSelector = '> tr.ui-widget-content.ui-datatable-selectable';
this.cfg.disabledTextSelection = this.cfg.disabledTextSelection === false ? false : true;
this.cfg.selectionPageOnly = this.cfg.selectionPageOnly !== false;
this.rowSelectorForRowClick = this.cfg.rowSelector||'td:not(.ui-column-unselectable):not(.ui-grouped-column),span:not(.ui-c)';
var preselection = $(this.selectionHolder).val();
this.selection = !preselection ? [] : preselection.split(',');
//shift key based range selection
this.originRowIndex = null;
this.cursorIndex = null;
this.bindSelectionEvents();
},
/**
* Applies events related to selection in a non-obtrusive way
* @private
*/
bindSelectionEvents: function() {
if(this.cfg.selectionMode === 'radio') {
this.bindRadioEvents();
if(this.cfg.rowSelectMode !== 'none') {
this.bindRowEvents();
}
else {
this.jq.find('tr.ui-datatable-selectable').css('cursor', 'default');
}
}
else if(this.cfg.selectionMode === 'checkbox') {
this.bindCheckboxEvents();
this.updateHeaderCheckbox();
if(this.cfg.rowSelectMode !== 'none') {
this.bindRowEvents();
}
else {
this.jq.find('tr.ui-datatable-selectable').css('cursor', 'default');
}
}
else {
this.bindRowEvents();
}
},
/**
* Sets up all event listeners for event triggered on a row of this DataTable.
* @private
*/
bindRowEvents: function() {
var $this = this;
this.bindRowHover(this.rowSelector);
this.tbody.off('click.dataTable mousedown.dataTable', this.rowSelector).on('mousedown.dataTable', this.rowSelector, null, function(e) {
$this.mousedownOnRow = true;
})
.on('click.dataTable', this.rowSelector, null, function(e) {
$this.onRowClick(e, this);
$this.mousedownOnRow = false;
});
//double click
if (this.hasBehavior('rowDblselect')) {
this.tbody.off('dblclick.dataTable', this.rowSelector).on('dblclick.dataTable', this.rowSelector, null, function(e) {
$this.onRowDblclick(e, $(this));
});
};
this.bindSelectionKeyEvents();
},
/**
* Sets up all delegated event listeners on the table body.
* @private
*/
bindSelectionKeyEvents: function() {
var $this = this;
this.getFocusableTbody().on('focus', function(e) {
//ignore mouse click on row
if(!$this.mousedownOnRow) {
$this.focusedRow = $this.tbody.children('tr.ui-widget-content.ui-datatable-selectable.ui-state-highlight').eq(0);
if ($this.focusedRow.length == 0) {
$this.focusedRow = $this.tbody.children('tr.ui-widget-content.ui-datatable-selectable').eq(0);
}
$this.highlightFocusedRow();
if($this.cfg.scrollable) {
PrimeFaces.scrollInView($this.scrollBody, $this.focusedRow);
}
}
})
.on('blur', function() {
if($this.focusedRow) {
$this.unhighlightFocusedRow();
$this.focusedRow = null;
}
})
.on('keydown', function(e) {
if($(e.target).is(':input')) {
return;
}
if($this.focusedRow) {
switch(e.key) {
case 'ArrowUp':
case 'ArrowDown':
var rowSelector = 'tr.ui-widget-content.ui-datatable-selectable',
row = e.key === 'ArrowUp' ? $this.focusedRow.prevAll(rowSelector).eq(0) : $this.focusedRow.nextAll(rowSelector).eq(0);
if(row.length) {
$this.unhighlightFocusedRow();
if($this.isCheckboxSelectionEnabled()) {
row.find('> td.ui-selection-column .ui-chkbox input').trigger('focus');
}
else {
$this.focusedRow = row;
}
$this.highlightFocusedRow();
if($this.cfg.scrollable) {
PrimeFaces.scrollInView($this.scrollBody, $this.focusedRow);
}
}
e.preventDefault();
break;
case 'Enter':
case ' ':
if($this.focusedRowWithCheckbox) {
$this.focusedRow.find('> td.ui-selection-column > div.ui-chkbox > div.ui-chkbox-box').trigger('click.dataTable');
}
else {
e.target = $this.focusedRow.children().eq(0).get(0);
$this.onRowClick(e,$this.focusedRow.get(0));
}
e.preventDefault();
break;
default:
break;
};
}
});
},
/**
* Highlights the currently focused row (if any) by adding the appropriate CSS class.
* @protected
*/
highlightFocusedRow: function() {
this.focusedRow.addClass('ui-state-hover');
},
/**
* Unhighlights the currently focused row (if any) by adding the appropriate CSS class.
* @protected
*/
unhighlightFocusedRow: function() {
this.focusedRow.removeClass('ui-state-hover');
},
/**
* Stores the row which is currently focused.
* @protected
* @param {JQuery} row Row to set as the focused row.
*/
assignFocusedRow: function(row) {
this.focusedRow = row;
},
/**
* Sets up the event listeners for hovering over a DataTable row.
* @protected
* @param {string} rowSelector Selector for the row elements. Any hover event that does not reach an element that
* matches this selector will be ignored.
*/
bindRowHover: function(rowSelector) {
var $this = this;
this.tbody.off('mouseenter.dataTable mouseleave.dataTable', rowSelector)
.on('mouseenter.dataTable', rowSelector, null, function() {
if (!$this.ignoreRowHoverEvent) {
$(this).addClass('ui-state-hover');
}
})
.on('mouseleave.dataTable', rowSelector, null, function() {
if (!$this.ignoreRowHoverEvent) {
$(this).removeClass('ui-state-hover');
}
});
if (this.cfg.groupColumnIndexes) {
var columnSelector = rowSelector + ' > td';
this.tbody.off('mouseenter.dataTable mouseleave.dataTable', columnSelector)
.on('mouseenter.dataTable', columnSelector, null, function() {
var row = $(this).parent();
if ($(this).hasClass('ui-grouped-column')) {
row.removeClass('ui-state-hover');
$this.ignoreRowHoverEvent = true;
}
else {
row.addClass('ui-state-hover');
}
})
.on('mouseleave.dataTable', columnSelector, null, function() {
if (!$(this).hasClass('ui-grouped-column')) {
$this.ignoreRowHoverEvent = false;
}
});
}
},
/**
* Sets up the event listeners for radio buttons contained in this DataTable.
* @protected
*/
bindRadioEvents: function() {
var $this = this,
radioInputSelector = '> tr.ui-widget-content:not(.ui-datatable-empty-message) > td.ui-selection-column :radio';
if(this.cfg.nativeElements) {
this.tbody.off('click.dataTable', radioInputSelector).on('click.dataTable', radioInputSelector, null, function(e) {
var radioButton = $(this);
if(!radioButton.prop('checked'))
$this.selectRowWithRadio(radioButton);
});
}
else {
var radioSelector = '> tr.ui-widget-content:not(.ui-datatable-empty-message) > td.ui-selection-column .ui-radiobutton .ui-radiobutton-box';
this.tbody.off('click.dataTable mouseenter.dataTable mouseleave.dataTable', radioSelector)
.on('mouseenter.dataTable', radioSelector, null, function() {
var radio = $(this);
if(!radio.hasClass('ui-state-disabled')) {
radio.addClass('ui-state-hover');
}
})
.on('mouseleave.dataTable', radioSelector, null, function() {
var radio = $(this);
radio.removeClass('ui-state-hover');
})
.on('click.dataTable', radioSelector, null, function() {
var radio = $(this),
checked = radio.hasClass('ui-state-active'),
disabled = radio.hasClass('ui-state-disabled');
if (!disabled) {
radio.prev().children(':radio').trigger('focus.dataTable');
if (!checked) {
$this.selectRowWithRadio(radio);
}
}
});
}
//keyboard support
this.tbody.off('focus.dataTable blur.dataTable change.dataTable', radioInputSelector)
.on('focus.dataTable', radioInputSelector, null, function() {
var input = $(this),
box = input.parent().next();
box.addClass('ui-state-focus');
})
.on('blur.dataTable', radioInputSelector, null, function() {
var input = $(this),
box = input.parent().next();
box.removeClass('ui-state-focus');
})
.on('change.dataTable', radioInputSelector, null, function() {
var currentInput = $this.tbody.find(radioInputSelector).filter(':checked'),
currentRadio = currentInput.parent().next();
$this.selectRowWithRadio(currentRadio);
});
},
/**
* Sets up the event listeners for radio buttons contained in this DataTable.
* @protected
*/
bindCheckboxEvents: function() {
var $this = this,
checkboxSelector;
if(this.cfg.nativeElements) {
checkboxSelector = 'tr.ui-widget-content.ui-datatable-selectable > td.ui-selection-column :checkbox';
this.checkAllToggler = this.thead.find('> tr > th.ui-selection-column > :checkbox');
this.checkAllToggler.on('click', function() {
$this.toggleCheckAll();
});
this.jq.off('click.dataTable', checkboxSelector).on('click.dataTable', checkboxSelector, null, function(e) {
var checkbox = $(this);
if(checkbox.prop('checked'))
$this.selectRowWithCheckbox(checkbox);
else
$this.unselectRowWithCheckbox(checkbox);
});
}
else {
checkboxSelector = 'tr.ui-widget-content.ui-datatable-selectable > td.ui-selection-column > div.ui-chkbox > div.ui-chkbox-box';
this.checkAllToggler = this.thead.find('> tr > th.ui-selection-column > div.ui-chkbox.ui-chkbox-all > div.ui-chkbox-box');
this.checkAllToggler.on('mouseenter', function() {
var box = $(this);
if(!box.hasClass('ui-state-disabled')) {
box.addClass('ui-state-hover');
}
})
.on('mouseleave', function() {
$(this).removeClass('ui-state-hover');
})
.on('click', function() {
var box = $(this);
if(!box.hasClass('ui-state-disabled')) {
$this.toggleCheckAll();
}
})
.on('keydown', function(e) {
if (PrimeFaces.utils.isActionKey(e)) {
if(!$(this).hasClass('ui-state-disabled')) {
$this.toggleCheckAll();
}
}
});
this.jq.off('mouseenter.dataTable mouseleave.dataTable click.dataTable', checkboxSelector)
.on('mouseenter.dataTable', checkboxSelector, null, function() {
$(this).addClass('ui-state-hover');
})
.on('mouseleave.dataTable', checkboxSelector, null, function() {
$(this).removeClass('ui-state-hover');
})
.on('click.dataTable', checkboxSelector, null, function() {
var checkbox = $(this);
if(checkbox.attr('aria-checked') === "true") {
$this.unselectRowWithCheckbox(checkbox);
}
else {
$this.selectRowWithCheckbox(checkbox);
}
});
}
//keyboard support
this.tbody.off('focus.dataTable blur.dataTable change.dataTable', checkboxSelector)
.on('focus.dataTable', checkboxSelector, null, function() {
var input = $(this);
input.addClass('ui-state-focus');
$this.focusedRow = input.closest('.ui-datatable-selectable');
$this.focusedRowWithCheckbox = true;
})
.on('blur.dataTable', checkboxSelector, null, function() {
var input = $(this);
input.removeClass('ui-state-focus');
$this.unhighlightFocusedRow();
$this.focusedRow = null;
$this.focusedRowWithCheckbox = false;
})
.on('change.dataTable', checkboxSelector, null, function(e) {
var input = $(this);
if(input.attr('aria-checked') === "true" || input.prop('checked')) {
$this.selectRowWithCheckbox(input);
}
else {
$this.unselectRowWithCheckbox(input);
}
});
this.checkAllToggler.on('focus.dataTable', function(e) {
var input = $(this);
if(!input.hasClass('ui-state-disabled')) {
input.addClass('ui-state-focus');
}
})
.on('blur.dataTable', function(e) {
var input = $(this);
input.removeClass('ui-state-focus');
})
.on('change.dataTable', function(e) {
var input = $(this);
if(!input.hasClass('ui-state-disabled')) {
if((input.attr('aria-checked') !== "true") && !input.prop('checked')) {
input.addClass('ui-state-active');
}
$this.toggleCheckAll();
if(input.attr('aria-checked') === "true" || input.prop('checked')) {
input.removeClass('ui-state-active');
}
}
});
},
/**
* Expands or collapses the given row, depending on whether it is currently collapsed or expanded, respectively.
* @param {JQuery} row A row (`TR`) to expand or collapse.
*/
toggleRow: function(row) {
if(row && !this.isRowTogglerClicked) {
var toggler = row.find('> td > div.ui-row-toggler');
this.toggleExpansion(toggler);
}
this.isRowTogglerClicked = false;
},
/**
* Applies events related to row expansion in a non-obtrusive way
* @protected
*/
bindExpansionEvents: function() {
var $this = this,
togglerSelector = '> tr > td > div.ui-row-toggler';
this.tbody.off('click.datatable-expansion', togglerSelector)
.on('click.datatable-expansion', togglerSelector, null, function() {
$this.isRowTogglerClicked = true;
$this.toggleExpansion($(this));
})
.on('keydown.datatable-expansion', togglerSelector, null, function(e) {
if(e.key === 'Enter') {
$this.toggleExpansion($(this));
e.preventDefault();
}
});
},
/**
* @override
* @inheritdoc
* @param {PrimeFaces.widget.ContextMenu} menuWidget
* @param {PrimeFaces.widget.DataTable} targetWidget
* @param {string} targetId
* @param {PrimeFaces.widget.ContextMenuCfg} cfg
*/
bindContextMenu : function(menuWidget, targetWidget, targetId, cfg) {
var $this = this;
var targetSelector = targetId + ' tbody.ui-datatable-data > tr.ui-widget-content';
var targetEvent = cfg.event + '.datatable';
this.contextMenuWidget = menuWidget;
$(document).off(targetEvent, targetSelector).on(targetEvent, targetSelector, null, function(e) {
var row = $(this);
if(targetWidget.cfg.selectionMode && row.hasClass('ui-datatable-selectable')) {
var isContextMenuDelayed = targetWidget.onRowRightClick(e, this, cfg.selectionMode, function() {
$this.contextMenuWidget.show(e);
});
targetWidget.updateContextMenuCell(e, targetWidget);
if(isContextMenuDelayed) {
e.preventDefault();
e.stopPropagation();
}
}
else if(targetWidget.cfg.editMode === 'cell') {
targetWidget.updateContextMenuCell(e, targetWidget);
$this.contextMenuWidget.show(e);
}
else if(row.hasClass('ui-datatable-empty-message') && !$this.cfg.disableContextMenuIfEmpty) {
$this.contextMenuWidget.show(e);
}
});
if(this.cfg.scrollable && this.scrollBody) {
this.scrollBody.off('scroll.dataTable-contextmenu').on('scroll.dataTable-contextmenu', function() {
if($this.contextMenuWidget.jq.is(':visible')) {
$this.contextMenuWidget.hide();
}
});
}
},
/**
* Updates the currently selected cell based on where the context menu right click occurred.
* @private
* @param {JQuery.TriggeredEvent} event Event that occurred.
* @param {PrimeFaces.widget.DataTable} targetWidget The current widget
*/
updateContextMenuCell: function(event, targetWidget) {
var target = $(event.target),
cell = target.is('td.ui-editable-column') ? target : target.parents('td.ui-editable-column:first');
if(targetWidget.contextMenuCell) {
targetWidget.contextMenuCell.removeClass('ui-state-highlight');
}
targetWidget.contextMenuCell = cell;
targetWidget.contextMenuCell.addClass('ui-state-highlight');
},
/**
* Sets up the event listeners for clicking on a row.
* @private
*/
bindRowClick: function() {
var $this = this,
rowSelector = '> tr.ui-widget-content:not(.ui-expanded-row-content)';
this.tbody.off('click.dataTable-rowclick', rowSelector).on('click.dataTable-rowclick', rowSelector, null, function(e) {
var target = $(e.target),
row = target.is('tr.ui-widget-content') ? target : target.closest('tr.ui-widget-content');
$this.cfg.onRowClick.call(this, row);
});
},
/**
* Reflow mode is a responsive mode to display columns as stacked depending on screen size.
* @private
*/
initReflow: function() {
var headerColumns = this.thead.find('> tr > th');
for(var i = 0; i < headerColumns.length; i++) {
var headerColumn = headerColumns.eq(i),
reflowHeaderText = headerColumn.find('.ui-reflow-headertext:first').text(),
colTitleEl = headerColumn.children('.ui-column-title'),
title = (reflowHeaderText && reflowHeaderText.length) ? reflowHeaderText : colTitleEl.text();
this.tbody.find('> tr:not(.ui-datatable-empty-message,.ui-datatable-summaryrow) > td:nth-child(' + (i + 1) + ')').prepend('' + PrimeFaces.escapeHTML(title) + ' ');
}
},
/**
* Prepares this DataTable for the current scrolling settings and sets up all related event handlers.
* @protected
*/
setupScrolling: function() {
this.scrollHeader = this.jq.children('.ui-datatable-scrollable-header');
this.scrollBody = this.jq.children('.ui-datatable-scrollable-body');
this.scrollFooter = this.jq.children('.ui-datatable-scrollable-footer');
this.scrollStateHolder = $(this.jqId + '_scrollState');
this.scrollHeaderBox = this.scrollHeader.children('div.ui-datatable-scrollable-header-box');
this.scrollFooterBox = this.scrollFooter.children('div.ui-datatable-scrollable-footer-box');
this.headerTable = this.scrollHeaderBox.children('table');
this.bodyTable = this.cfg.virtualScroll ? this.scrollBody.children('div').children('table') : this.scrollBody.children('table');
this.footerTable = this.scrollFooter.children('table');
this.footerCols = this.scrollFooter.find('> .ui-datatable-scrollable-footer-box > table > tfoot > tr > td');
this.percentageScrollHeight = this.cfg.scrollHeight && (this.cfg.scrollHeight.indexOf('%') !== -1);
this.percentageScrollWidth = this.cfg.scrollWidth && (this.cfg.scrollWidth.indexOf('%') !== -1);
var $this = this,
scrollBarWidth = this.getScrollbarWidth() + 'px',
hScrollWidth = this.scrollBody[0].scrollWidth;
if(this.cfg.scrollHeight) {
if(this.percentageScrollHeight) {
this.adjustScrollHeight();
}
if(this.hasVerticalOverflow()) {
this.scrollHeaderBox.css('margin-right', scrollBarWidth);
this.scrollFooterBox.css('margin-right', scrollBarWidth);
}
}
if (!this.cfg.reflow) {
this.fixColumnWidths();
}
if(this.cfg.scrollWidth) {
if(this.percentageScrollWidth)
this.adjustScrollWidth();
else
this.setScrollWidth(parseInt(this.cfg.scrollWidth));
}
this.cloneHead();
if(this.cfg.liveScroll) {
this.clearScrollState();
this.scrollOffset = 0;
this.cfg.liveScrollBuffer = (100 - this.cfg.liveScrollBuffer) / 100;
this.shouldLiveScroll = true;
this.loadingLiveScroll = false;
this.allLoadedLiveScroll = $this.cfg.scrollStep >= $this.cfg.scrollLimit;
}
this.restoreScrollState();
if(this.cfg.virtualScroll) {
var row = this.bodyTable.children('tbody').children('tr.ui-widget-content');
if(row) {
var hasEmptyMessage = row.eq(0).hasClass('ui-datatable-empty-message'),
scrollLimit = $this.cfg.scrollLimit;
if(hasEmptyMessage) {
scrollLimit = 1;
$this.bodyTable.css('top', '0px');
}
this.rowHeight = row.outerHeight();
this.scrollBody.children('div').css('height', parseFloat((scrollLimit * this.rowHeight + 1) + 'px'));
if(hasEmptyMessage && this.cfg.scrollHeight && this.percentageScrollHeight) {
setTimeout(function() {
$this.adjustScrollHeight();
}, 10);
}
}
}
this.scrollBody.on('scroll.dataTable', function() {
var scrollLeft = $this.scrollBody.scrollLeft();
if ($this.isRTL) {
$this.scrollHeaderBox.css('margin-right', (scrollLeft - hScrollWidth + this.clientWidth) + 'px');
$this.scrollFooterBox.css('margin-right', (scrollLeft - hScrollWidth + this.clientWidth) + 'px');
}
else {
$this.scrollHeaderBox.css('margin-left', -scrollLeft + 'px');
$this.scrollFooterBox.css('margin-left', -scrollLeft + 'px');
}
if($this.isEmpty()) {
return;
}
if($this.cfg.virtualScroll) {
var virtualScrollBody = this;
clearTimeout($this.scrollTimeout);
$this.scrollTimeout = setTimeout(function() {
var viewportHeight = $this.scrollBody.outerHeight(),
tableHeight = $this.bodyTable.outerHeight(),
pageHeight = $this.rowHeight * $this.cfg.scrollStep,
virtualTableHeight = parseFloat(($this.cfg.scrollLimit * $this.rowHeight) + 'px'),
pageCount = (virtualTableHeight / pageHeight)||1;
if(virtualScrollBody.scrollTop + viewportHeight > parseFloat($this.bodyTable.css('top')) + tableHeight || virtualScrollBody.scrollTop < parseFloat($this.bodyTable.css('top'))) {
var page = Math.floor((virtualScrollBody.scrollTop * pageCount) / (virtualScrollBody.scrollHeight)) + 1;
$this.loadRowsWithVirtualScroll(page, function () {
$this.bodyTable.css('top', ((page - 1) * pageHeight) + 'px');
});
}
}, 200);
}
else if($this.shouldLiveScroll) {
var scrollTop = Math.ceil(this.scrollTop),
scrollHeight = this.scrollHeight,
viewportHeight = this.clientHeight;
if((scrollTop >= ((scrollHeight * $this.cfg.liveScrollBuffer) - (viewportHeight))) && $this.shouldLoadLiveScroll()) {
$this.loadLiveRows();
}
}
$this.saveScrollState();
});
this.scrollHeader.on('scroll.dataTable', function() {
$this.scrollHeader.scrollLeft(0);
});
this.scrollFooter.on('scroll.dataTable', function() {
$this.scrollFooter.scrollLeft(0);
});
PrimeFaces.utils.registerResizeHandler(this, 'resize.' + this.id + '_align', $this.jq, function() {
if ($this.percentageScrollHeight) {
$this.adjustScrollHeight();
}
if ($this.percentageScrollWidth) {
$this.adjustScrollWidth();
}
});
},
/**
* When live scrolling (loading more items on-demand) is enabled, checks whether more items are allowed to be loaded
* right now. Returns `false` when live scroling is disabled or items are currently being loaded already.
* @private
* @return {boolean} `true` if more items may be loaded, `false` otherwise.
*/
shouldLoadLiveScroll: function() {
return (!this.loadingLiveScroll && !this.allLoadedLiveScroll);
},
/**
* Clones a table header and removes duplicate IDs.
* @private
* @param {JQuery} thead The head (`THEAD`) of the table to clone.
* @param {JQuery} table The table to which the head belongs.
* @return {JQuery} The cloned table head.
*/
cloneTableHeader: function(thead, table) {
var clone = thead.clone();
clone.find('th').each(function() {
var header = $(this);
header.attr('id', header.attr('id') + '_clone');
header.removeAttr('aria-label');
header.children().not('.ui-column-title').remove();
header.children('.ui-column-title').children().remove();
});
clone.removeAttr('id').addClass('ui-datatable-scrollable-theadclone').height(0).prependTo(table);
return clone;
},
/**
* Creates and stores a cloned copy of the table head(er) of this DataTable, and sets up some event handlers.
* @protected
*/
cloneHead: function() {
var $this = this;
if (this.theadClone) {
this.theadClone.remove();
}
this.theadClone = this.cloneTableHeader(this.thead, this.bodyTable);
//reflect events from clone to original
if(this.cfg.sorting) {
this.sortableColumns.removeAttr('tabindex').off('blur.dataTable focus.dataTable keydown.dataTable');
var clonedColumns = this.theadClone.find('> tr > th'),
clonedSortableColumns = clonedColumns.filter('.ui-sortable-column');
clonedColumns.each(function() {
var col = $(this),
originalId = col.attr('id').split('_clone')[0];
if(col.hasClass('ui-sortable-column')) {
col.data('original', originalId);
}
$(PrimeFaces.escapeClientId(originalId))[0].style.width = col[0].style.width;
});
clonedSortableColumns.on('blur.dataTable', function() {
$(PrimeFaces.escapeClientId($(this).data('original'))).removeClass('ui-state-focus');
})
.on('focus.dataTable', function() {
$(PrimeFaces.escapeClientId($(this).data('original'))).addClass('ui-state-focus');
})
.on('keydown.dataTable', function(e) {
if((e.key === 'Enter') && $(e.target).is(':not(:input)')) {
$(PrimeFaces.escapeClientId($(this).data('original'))).trigger('click.dataTable', (e.metaKey||e.ctrlKey));
e.preventDefault();
}
});
}
},
/**
* Adjusts the height of the body of this DataTable for the current scrolling settings.
* @protected
*/
adjustScrollHeight: function() {
var relativeHeight = this.jq.parent().innerHeight() * (parseInt(this.cfg.scrollHeight) / 100),
headerChilden = this.jq.children('.ui-datatable-header'),
footerChilden = this.jq.children('.ui-datatable-footer'),
tableHeaderHeight = (headerChilden.length > 0) ? headerChilden.outerHeight(true) : 0,
tableFooterHeight = (footerChilden.length > 0) ? footerChilden.outerHeight(true) : 0,
scrollersHeight = (this.scrollHeader.outerHeight(true) + this.scrollFooter.outerHeight(true)),
paginatorsHeight = this.paginator ? this.paginator.getContainerHeight(true) : 0,
height = (relativeHeight - (scrollersHeight + paginatorsHeight + tableHeaderHeight + tableFooterHeight));
if(this.cfg.virtualScroll) {
this.scrollBody.css('max-height', height + 'px');
}
else {
this.scrollBody.height(height);
}
},
/**
* Adjusts the width of the header, body, and footer of this DataTable to fit the current settings.
* @protected
*/
adjustScrollWidth: function() {
var width = parseInt((this.jq.parent().innerWidth() * (parseInt(this.cfg.scrollWidth) / 100)));
this.setScrollWidth(width);
},
/**
* Applies the given width to this DataTable.
* @private
* @param {JQuery} element Element of the DataTable.
* @param {number} width New width in pixels to set.
*/
setOuterWidth: function(element, width) {
if (element.css('box-sizing') === 'border-box') { // Github issue: #5014
element.outerWidth(width);
}
else {
element.width(width);
}
},
/**
* Retrieves width information of the given column.
* @private
* @param {JQuery} col The column of which the width should be retrieved.
* @param {boolean} isIncludeResizeableState Tells whether the width should be retrieved from the resizable state,
* if it exists.
* @return {PrimeFaces.widget.DataTable.WidthInfo} The width information of the given column.
*/
getColumnWidthInfo: function(col, isIncludeResizeableState) {
var $this = this;
var width, isOuterWidth;
if(isIncludeResizeableState && this.resizableState) {
width = $this.findColWidthInResizableState(col.attr('id'));
isOuterWidth = false;
}
if(!width) {
width = col[0].style.width;
isOuterWidth = width && (col.css('box-sizing') === 'border-box');
}
if(!width) {
width = col.width();
isOuterWidth = false;
}
return {
width: width,
isOuterWidth: isOuterWidth
};
},
/**
* Applies the width information to the given element.
* @private
* @param {JQuery} element The element to which the width should be applied.
* @param {PrimeFaces.widget.DataTable.WidthInfo} widthInfo The width information (retrieved using the method {@link getColumnWidthInfo}).
*/
applyWidthInfo: function(element, widthInfo) {
if(widthInfo.isOuterWidth) {
element.outerWidth(widthInfo.width);
}
else {
element.width(widthInfo.width);
}
},
/**
* Applies the given scroll width to this DataTable.
* @protected
* @param {number} width Scroll width in pixels to set.
*/
setScrollWidth: function(width) {
var $this = this;
this.jq.children('.ui-widget-header').each(function() {
$this.setOuterWidth($(this), width);
});
this.scrollHeader.width(width);
this.scrollBody.css('margin-right', '0px').width(width);
this.scrollFooter.width(width);
},
/**
* Adds some margin to the scroll body to make it align properly.
* @private
*/
alignScrollBody: function() {
var marginRight = this.hasVerticalOverflow() ? this.getScrollbarWidth() + 'px' : '0px';
this.scrollHeaderBox.css('margin-right', marginRight);
this.scrollFooterBox.css('margin-right', marginRight);
},
/**
* Finds the width of the current scrollbar used for this DataTable.
* @private
* @return {number} The width in pixels of the scrollbar of this DataTable.
*/
getScrollbarWidth: function() {
if(!this.scrollbarWidth) {
this.scrollbarWidth = PrimeFaces.calculateScrollbarWidth();
}
return this.scrollbarWidth;
},
/**
* Checks whether the body of this DataTable overflow vertically.
* @protected
* @return {boolean} `true` if any content overflow vertically, `false` otherwise.
*/
hasVerticalOverflow: function() {
return (this.cfg.scrollHeight && this.bodyTable.outerHeight() > this.scrollBody.outerHeight());
},
/**
* Reads the saved scroll state and applies it. This helps to preserve the current scrolling position during AJAX
* updates.
* @private
*/
restoreScrollState: function() {
var scrollState = this.scrollStateHolder.val(),
scrollValues = scrollState.split(',');
if (scrollValues[0] == '-1') {
scrollValues[0] = this.scrollBody[0].scrollWidth;
}
this.scrollBody.scrollLeft(scrollValues[0]);
this.scrollBody.scrollTop(scrollValues[1]);
},
/**
* Saves the current scrolling position. This helps to preserve the current scrolling position during AJAX updates.
* @private
*/
saveScrollState: function() {
var scrollState = this.scrollBody.scrollLeft() + ',' + this.scrollBody.scrollTop();
this.scrollStateHolder.val(scrollState);
},
/**
* Clears the saved scrolling position.
* @private
*/
clearScrollState: function() {
this.scrollStateHolder.val('0,0');
},
/**
* Adjusts the width of the given columns to fit the current settings.
* @protected
*/
fixColumnWidths: function() {
var $this = this;
if(!this.columnWidthsFixed) {
if(this.cfg.scrollable) {
this.scrollHeader.find('> .ui-datatable-scrollable-header-box > table > thead > tr > th').each(function() {
var headerCol = $(this),
colIndex = headerCol.index(),
widthInfo = $this.getColumnWidthInfo(headerCol, true);
$this.applyWidthInfo(headerCol, widthInfo);
if($this.footerCols.length > 0) {
var footerCol = $this.footerCols.eq(colIndex);
$this.applyWidthInfo(footerCol, widthInfo);
}
});
}
else {
var columns = this.jq.find('> .ui-datatable-tablewrapper > table > thead > tr > th'),
visibleColumns = columns.filter(':visible'),
hiddenColumns = columns.filter(':hidden');
this.setColumnsWidth(visibleColumns);
/* IE fixes */
this.setColumnsWidth(hiddenColumns);
}
this.columnWidthsFixed = true;
}
},
/**
* Applies the appropriated width to all given column elements.
* @param {JQuery} columns A list of column elements.
* @private
*/
setColumnsWidth: function(columns) {
if(columns.length) {
var $this = this;
columns.each(function() {
var col = $(this),
widthInfo = $this.getColumnWidthInfo(col, true);
$this.applyWidthInfo(col, widthInfo);
});
}
},
/**
* Use only when live scrolling is enabled: Loads the next set of rows on-the-fly.
*/
loadLiveRows: function() {
if(this.liveScrollActive||(this.scrollOffset + this.cfg.scrollStep > this.cfg.scrollLimit)) {
return;
}
this.liveScrollActive = true;
this.scrollOffset += this.cfg.scrollStep;
//Disable scroll if there is no more data left
if(this.scrollOffset === this.cfg.scrollLimit) {
this.shouldLiveScroll = false;
}
var $this = this,
options = {
source: this.id,
process: this.id,
update: this.id,
formId: this.getParentFormId(),
params: [{name: this.id + '_scrolling', value: true},
{name: this.id + '_first', value: 1},
{name: this.id + '_skipChildren', value: true},
{name: this.id + '_scrollOffset', value: this.scrollOffset},
{name: this.id + '_encodeFeature', value: true}],
onsuccess: function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
//insert new rows
this.updateData(content, false);
this.liveScrollActive = false;
}
});
return true;
},
oncomplete: function(xhr, status, args, data) {
if(typeof args.totalRecords !== 'undefined') {
$this.cfg.scrollLimit = args.totalRecords;
}
$this.loadingLiveScroll = false;
$this.allLoadedLiveScroll = ($this.scrollOffset + $this.cfg.scrollStep) >= $this.cfg.scrollLimit;
// reset index of shift selection on multiple mode
$this.originRowIndex = null;
}
};
if (this.hasBehavior('liveScroll')) {
this.callBehavior('liveScroll', options);
} else {
PrimeFaces.ajax.Request.handle(options);
}
},
/**
* When live scrolling is enabled: Loads the next set of rows via AJAX.
* @private
* @param {number} page 0-based index of the page to load.
* @param {() => void} callback Callback that is invoked after the rows have been loaded and inserted into the DOM.
*/
loadRowsWithVirtualScroll: function(page, callback) {
if(this.virtualScrollActive) {
return;
}
this.virtualScrollActive = true;
var $this = this,
first = (page - 1) * this.cfg.scrollStep,
options = {
source: this.id,
process: this.id,
update: this.id,
formId: this.getParentFormId(),
params: [{name: this.id + '_scrolling', value: true},
{name: this.id + '_skipChildren', value: true},
{name: this.id + '_first', value: first},
{name: this.id + '_encodeFeature', value: true}],
onsuccess: function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
//insert new rows
this.updateData(content);
callback();
this.virtualScrollActive = false;
}
});
return true;
},
oncomplete: function(xhr, status, args, data) {
if(typeof args.totalRecords !== 'undefined') {
$this.cfg.scrollLimit = args.totalRecords;
}
// reset index of shift selection on multiple mode
$this.originRowIndex = null;
}
};
if (this.hasBehavior('virtualScroll')) {
this.callBehavior('virtualScroll', options);
} else {
PrimeFaces.ajax.Request.handle(options);
}
},
/**
* Switches to the given page by loading the content via AJAX. Compare with `loadDataWithCache`, which first checks
* whether the data is already cached and loads it from the server only when not found in the cache.
* @private
* @param {PrimeFaces.widget.Paginator.PaginationState} newState The new values for the current page and the rows
* per page count.
*/
paginate: function(newState) {
var $this = this,
options = {
source: this.id,
update: this.id,
process: this.id,
formId: this.getParentFormId(),
params: [{name: this.id + '_pagination', value: true},
{name: this.id + '_first', value: newState.first},
{name: this.id + '_rows', value: newState.rows},
{name: this.id + '_skipChildren', value: true},
{name: this.id + '_encodeFeature', value: true}]
};
if (!this.cfg.partialUpdate) {
options.params.push({name: this.id + '_fullUpdate', value: true});
options.onsuccess = function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
this.jq.replaceWith(content);
}
});
return true;
};
}
else {
options.onsuccess = function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
this.updateData(content);
if(this.checkAllToggler) {
this.updateHeaderCheckbox();
}
if(this.cfg.scrollable) {
this.alignScrollBody();
}
if(this.cfg.clientCache) {
this.cacheMap[newState.first] = content;
}
}
});
return true;
};
options.oncomplete = function(xhr, status, args, data) {
$this.paginator.cfg.page = newState.page;
if(args && typeof args.totalRecords !== 'undefined') {
$this.paginator.updateTotalRecords(args.totalRecords);
}
else {
$this.paginator.updateUI();
}
$this.updateColumnsView();
// reset index of shift selection on multiple mode
$this.originRowIndex = null;
};
}
if(this.hasBehavior('page')) {
this.callBehavior('page', options);
}
else {
PrimeFaces.ajax.Request.handle(options);
}
},
/**
* Loads next page asynchronously to keep it at viewstate and Updates viewstate
* @private
* @param {PrimeFaces.widget.Paginator.PaginationState} newState The new values for the current page and the rows
* per page count.
*/
fetchNextPage: function(newState) {
var rows = newState.rows,
first = newState.first,
$this = this,
options = {
source: this.id,
process: this.id,
update: this.id,
global: false,
params: [{name: this.id + '_skipChildren', value: true},
{name: this.id + '_encodeFeature', value: true},
{name: this.id + '_first', value: first},
{name: this.id + '_rows', value: rows},
{name: this.id + '_pagination', value: true},
{name: this.id + '_clientCache', value: true}],
onsuccess: function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
if(content.length) {
var nextFirstValue = first + rows;
$this.cacheMap[nextFirstValue] = content;
}
}
});
return true;
}
};
PrimeFaces.ajax.Request.handle(options);
},
/**
* Updates and syncs the current pagination state with the server.
* @private
* @param {PrimeFaces.widget.Paginator.PaginationState} newState The new values for the current page and the rows
* per page count.
*/
updatePageState: function(newState) {
var $this = this,
options = {
source: this.id,
process: this.id,
update: this.id,
global: false,
params: [{name: this.id + '_pagination', value: true},
{name: this.id + '_encodeFeature', value: true},
{name: this.id + '_pageState', value: true},
{name: this.id + '_first', value: newState.first},
{name: this.id + '_rows', value: newState.rows}],
onsuccess: function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
// do nothing
}
});
return true;
}
};
PrimeFaces.ajax.Request.handle(options);
},
/**
* Performs a sorting operation on the rows of this DataTable via AJAX
* @private
* @param {JQuery} columnHeader Header of the column by which to sort.
* @param {-1 | 0 | 1} order `-1` to sort column values in ascending order, `+1` to sort column values in descending
* order, or `0` to remove the sorting order and display rows in their original order.
* @param {boolean} multi `true` if sorting by multiple columns is enabled, or `false` otherwise.
*/
sort: function(columnHeader, order, multi) {
var $this = this,
options = {
source: this.id,
update: this.id,
process: this.id,
formId: this.getParentFormId(),
params: [{name: this.id + '_sorting', value: true},
{name: this.id + '_skipChildren', value: true},
{name: this.id + '_encodeFeature', value: true},
{name: this.id + '_sortKey', value: $this.joinSortMetaOption('col')},
{name: this.id + '_sortDir', value: $this.joinSortMetaOption('order')}]
};
if (!this.cfg.partialUpdate) {
options.params.push({name: this.id + '_fullUpdate', value: true});
options.onsuccess = function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
this.jq.replaceWith(content);
}
});
return true;
};
}
else {
options.onsuccess = function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
this.updateData(content);
if(this.checkAllToggler) {
this.updateHeaderCheckbox();
}
}
});
return true;
};
options.oncomplete = function(xhr, status, args, data) {
var paginator = $this.getPaginator();
if(args) {
if(args.totalRecords) {
$this.cfg.scrollLimit = args.totalRecords;
if(paginator && paginator.cfg.rowCount !== args.totalRecords) {
paginator.setTotalRecords(args.totalRecords);
}
}
if(!args.validationFailed) {
if(paginator) {
paginator.setPage(0, true);
}
// remove aria-sort
var activeColumns = $this.sortableColumns.filter('.ui-state-active');
if(activeColumns.length) {
activeColumns.removeAttr('aria-sort');
}
else {
$this.sortableColumns.eq(0).removeAttr('aria-sort');
}
if(!multi) {
//aria reset
for(var i = 0; i < activeColumns.length; i++) {
var activeColumn = $(activeColumns.get(i)),
ariaLabelOfActive = activeColumn.attr('aria-label');
activeColumn.attr('aria-label', $this.getSortMessage(ariaLabelOfActive, $this.ascMessage));
$(PrimeFaces.escapeClientId(activeColumn.attr('id') + '_clone')).removeAttr('aria-sort').attr('aria-label', $this.getSortMessage(ariaLabelOfActive, $this.ascMessage));
}
activeColumns.data('sortorder', $this.SORT_ORDER.UNSORTED).removeClass('ui-state-active')
.find('.ui-sortable-column-icon').removeClass('ui-icon-triangle-1-n ui-icon-triangle-1-s');
}
columnHeader.data('sortorder', order).addClass('ui-state-active');
var sortIcon = columnHeader.find('.ui-sortable-column-icon'),
ariaLabel = columnHeader.attr('aria-label');
if (order === $this.SORT_ORDER.DESCENDING) {
sortIcon.removeClass('ui-icon-triangle-1-n').addClass('ui-icon-triangle-1-s');
columnHeader.attr('aria-sort', 'descending').attr('aria-label', $this.getSortMessage(ariaLabel, $this.otherMessage));
$(PrimeFaces.escapeClientId(columnHeader.attr('id') + '_clone')).attr('aria-sort', 'descending')
.attr('aria-label', $this.getSortMessage(ariaLabel, $this.otherMessage));
} else if (order === $this.SORT_ORDER.ASCENDING) {
sortIcon.removeClass('ui-icon-triangle-1-s').addClass('ui-icon-triangle-1-n');
columnHeader.attr('aria-sort', 'ascending').attr('aria-label', $this.getSortMessage(ariaLabel, $this.descMessage));
$(PrimeFaces.escapeClientId(columnHeader.attr('id') + '_clone')).attr('aria-sort', 'ascending')
.attr('aria-label', $this.getSortMessage(ariaLabel, $this.descMessage));
} else {
sortIcon.removeClass('ui-icon-triangle-1-s').addClass('ui-icon-carat-2-n-s');
columnHeader.removeClass('ui-state-active ').attr('aria-sort', 'other')
.attr('aria-label', $this.getSortMessage(ariaLabel, $this.ascMessage));
$(PrimeFaces.escapeClientId(columnHeader.attr('id') + '_clone')).attr('aria-sort', 'other')
.attr('aria-label', $this.getSortMessage(ariaLabel, $this.ascMessage));
}
$this.updateSortPriorityIndicators();
}
}
if($this.cfg.virtualScroll) {
$this.resetVirtualScrollBody();
}
else if($this.cfg.liveScroll) {
$this.scrollOffset = 0;
$this.liveScrollActive = false;
$this.shouldLiveScroll = true;
$this.loadingLiveScroll = false;
$this.allLoadedLiveScroll = $this.cfg.scrollStep >= $this.cfg.scrollLimit;
}
if($this.cfg.clientCache) {
$this.clearCacheMap();
}
$this.updateColumnsView();
// reset index of shift selection on multiple mode
$this.originRowIndex = null;
}
}
if (this.hasBehavior('sort')) {
this.callBehavior('sort', options);
}
else {
PrimeFaces.ajax.Request.handle(options);
}
},
/**
* In multi-sort mode this will add number indicators to let the user know the current
* sort order. If only one column is sorted then no indicator is displayed and will
* only be displayed once more than one column is sorted.
* @private
*/
updateSortPriorityIndicators: function() {
var $this = this;
// remove all indicator numbers first
$this.sortableColumns.find('.ui-sortable-column-badge').text('').addClass('ui-helper-hidden');
// add 1,2,3 etc to columns if more than 1 column is sorted
var sortMeta = $this.sortMeta;
if (sortMeta && sortMeta.length > 1) {
$this.sortableColumns.each(function() {
var id = $(this).attr("id");
for (var i = 0; i < sortMeta.length; i++) {
if (sortMeta[i].col == id) {
$(this).find('.ui-sortable-column-badge').text(i + 1).removeClass('ui-helper-hidden');
}
}
});
}
},
/**
* Serializes the option from the sort meta items.
* @private
* @param {keyof PrimeFaces.widget.DataTable.SortMeta} option Property of the sort meta to use.
* @return {string} All values from the current sort meta list for the given option.
*/
joinSortMetaOption: function(option) {
var value = '';
for(var i = 0; i < this.sortMeta.length; i++) {
value += this.sortMeta[i][option];
if(i !== (this.sortMeta.length - 1)) {
value += ',';
}
}
return value;
},
/**
* Filters this DataTable. Uses the current values of the filter inputs. This will result in an AJAX request being
* sent.
*/
filter: function() {
var $this = this,
options = {
source: this.id,
update: this.id,
process: this.id,
formId: this.getParentFormId(),
params: [{name: this.id + '_filtering', value: true},
{name: this.id + '_encodeFeature', value: true}]
};
if (!this.cfg.partialUpdate){
options.params.push({name: this.id + '_fullUpdate', value: true});
options.onsuccess = function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
this.jq.replaceWith(content);
}
});
return true;
};
}
else {
options.onsuccess = function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
this.updateData(content);
if(this.cfg.scrollable) {
this.alignScrollBody();
}
if(this.isCheckboxSelectionEnabled()) {
this.updateHeaderCheckbox();
}
}
});
return true;
};
options.oncomplete = function(xhr, status, args, data) {
var paginator = $this.getPaginator();
if(args && typeof args.totalRecords !== 'undefined') {
$this.cfg.scrollLimit = args.totalRecords;
if(paginator) {
paginator.setTotalRecords(args.totalRecords);
}
}
if($this.cfg.clientCache) {
$this.clearCacheMap();
}
if($this.cfg.virtualScroll) {
var row = $this.bodyTable.children('tbody').children('tr.ui-widget-content');
if(row) {
var hasEmptyMessage = row.eq(0).hasClass('ui-datatable-empty-message'),
scrollLimit = $this.cfg.scrollLimit;
if(hasEmptyMessage) {
scrollLimit = 1;
}
$this.resetVirtualScrollBody();
$this.rowHeight = row.outerHeight();
$this.scrollBody.children('div').css({'height': parseFloat((scrollLimit * $this.rowHeight + 1) + 'px')});
if(hasEmptyMessage && $this.cfg.scrollHeight && $this.percentageScrollHeight) {
setTimeout(function() {
$this.adjustScrollHeight();
}, 10);
}
}
}
else if($this.cfg.liveScroll) {
$this.scrollOffset = 0;
$this.liveScrollActive = false;
$this.shouldLiveScroll = true;
$this.loadingLiveScroll = false;
$this.allLoadedLiveScroll = $this.cfg.scrollStep >= $this.cfg.scrollLimit;
}
$this.updateColumnsView();
$this.updateEmptyColspan();
// reset index of shift selection on multiple mode
$this.originRowIndex = null;
}
}
if(this.hasBehavior('filter')) {
this.callBehavior('filter', options);
}
else {
PrimeFaces.ajax.Request.handle(options);
}
},
/**
* Callback for a click event on a row.
* @private
* @param {JQuery.TriggeredEvent} event Click event that occurred.
* @param {HTMLElement} rowElement Row that was clicked
* @param {boolean} silent `true` to prevent behaviors from being invoked, `false` otherwise.
*/
onRowClick: function(event, rowElement, silent) {
// Check if row click triggered this event not a clickable element in row content
if($(event.target).is(this.rowSelectorForRowClick)) {
var row = $(rowElement),
selected = row.hasClass('ui-state-highlight'),
metaKey = event.metaKey||event.ctrlKey||PrimeFaces.env.isTouchable(this.cfg),
shiftKey = event.shiftKey;
this.assignFocusedRow(row);
// Unselect a selected row if meta key is on
if(selected && metaKey) {
this.unselectRow(row, silent);
}
else {
//unselect previous selection if this is single selection or multiple one with no keys
if(this.isSingleSelection() || (this.isMultipleSelection() && event && !metaKey && !shiftKey && this.cfg.rowSelectMode === 'new' )) {
this.unselectAllRows();
}
//range selection with shift key
if(this.isMultipleSelection() && event && event.shiftKey && this.originRowIndex !== null) {
this.selectRowsInRange(row);
}
else if(this.cfg.rowSelectMode === 'add' && selected) {
this.unselectRow(row, silent);
}
//select current row
else {
this.originRowIndex = row.index();
this.cursorIndex = null;
this.selectRow(row, silent);
}
}
if(this.cfg.disabledTextSelection) {
PrimeFaces.clearSelection();
}
//#3567 trigger client row click on ENTER/SPACE
if (this.cfg.onRowClick && event.type === "keydown") {
this.cfg.onRowClick.call(this, row);
}
}
},
/**
* Callback for a double click event on a row.
* @private
* @param {JQuery.TriggeredEvent} event Event that occurred.
* @param {JQuery} row Row that was clicked.
*/
onRowDblclick: function(event, row) {
if(this.cfg.disabledTextSelection) {
PrimeFaces.clearSelection();
}
//Check if row click triggered this event not a clickable element in row content
if($(event.target).is(this.rowSelectorForRowClick)) {
var rowMeta = this.getRowMeta(row);
this.fireRowSelectEvent(rowMeta.key, 'rowDblselect');
}
},
/**
* Callback for a right click event on a row. May bring up the context menu
* @private
* @param {JQuery.TriggeredEvent} event Event that occurred.
* @param {JQuery} rowElement Row that was clicked.
* @param {PrimeFaces.widget.DataTable.CmSelectionMode} cmSelMode The current selection mode.
* @param {() => void} [fnShowMenu] Optional callback function invoked when the menu was opened.
* @return {boolean} true to hide the native browser context menu, false to display it
*/
onRowRightClick: function(event, rowElement, cmSelMode, fnShowMenu) {
var row = $(rowElement),
rowMeta = this.getRowMeta(row),
selected = row.hasClass('ui-state-highlight');
this.assignFocusedRow(row);
if(cmSelMode === 'single' || !selected) {
this.unselectAllRows();
}
this.selectRow(row, true);
this.fireRowSelectEvent(rowMeta.key, 'contextMenu', fnShowMenu);
if(this.cfg.disabledTextSelection) {
PrimeFaces.clearSelection();
}
return this.hasBehavior('contextMenu');
},
/**
* Converts a row specifier to the row element. The row specifier is either a row index or the row element itself.
*
* __In case this DataTable has got expandable rows, please not that a new table row is created for each expanded row.__
* This may result in the given index not pointing to the intended row.
* @param {PrimeFaces.widget.DataTable.RowSpecifier} r The row to convert.
* @return {JQuery} The row, or an empty JQuery instance of no row was found.
*/
findRow: function(r) {
var row = r;
if(PrimeFaces.isNumber(r)) {
row = this.tbody.children('tr:eq(' + r + ')');
}
return row;
},
/**
* Select the rows between the cursor and the given row.
* @private
* @param {JQuery} row A row of this DataTable.
*/
selectRowsInRange: function(row) {
var rows = this.tbody.children(),
rowMeta = this.getRowMeta(row),
$this = this;
//unselect previously selected rows with shift
if(this.cursorIndex !== null) {
var oldCursorIndex = this.cursorIndex,
rowsToUnselect = oldCursorIndex > this.originRowIndex ? rows.slice(this.originRowIndex, oldCursorIndex + 1) : rows.slice(oldCursorIndex, this.originRowIndex + 1);
rowsToUnselect.each(function(i, item) {
$this.unselectRow($(item), true);
});
}
//select rows between cursor and origin
this.cursorIndex = row.index();
var rowsToSelect = this.cursorIndex > this.originRowIndex ? rows.slice(this.originRowIndex, this.cursorIndex + 1) : rows.slice(this.cursorIndex, this.originRowIndex + 1);
rowsToSelect.each(function(i, item) {
$this.selectRow($(item), true);
});
this.fireRowSelectEvent(rowMeta.key, 'rowSelect');
},
/**
* Selects the given row, according to the current selection mode.
* @param {PrimeFaces.widget.DataTable.RowSpecifier} r A row of this DataTable to select.
* @param {boolean} [silent] `true` to prevent behaviors and event listeners from being invoked, or `false`
* otherwise.
*/
selectRow: function(r, silent) {
var row = this.findRow(r);
if(!row.hasClass('ui-datatable-selectable')) {
return;
}
// #5944 in single select all other rows should be unselected
if (this.isSingleSelection() || this.isRadioSelectionEnabled()) {
this.unselectAllRows();
}
var rowMeta = this.getRowMeta(row);
this.highlightRow(row);
if(this.isCheckboxSelectionEnabled()) {
if(this.cfg.nativeElements)
row.children('td.ui-selection-column').find(':checkbox').prop('checked', true);
else
this.selectCheckbox(row.children('td.ui-selection-column').find('> div.ui-chkbox > div.ui-chkbox-box'));
this.updateHeaderCheckbox();
}
if(this.isRadioSelectionEnabled()) {
if(this.cfg.nativeElements)
row.children('td.ui-selection-column').find(':radio').prop('checked', true);
else
this.selectRadio(row.children('td.ui-selection-column').find('> div.ui-radiobutton > div.ui-radiobutton-box'));
}
this.addSelection(rowMeta.key);
this.writeSelections();
if(!silent) {
this.fireRowSelectEvent(rowMeta.key, 'rowSelect');
}
},
/**
* Unselects the given row.
* @param {PrimeFaces.widget.DataTable.RowSpecifier} r A row of this DataTable to unselect.
* @param {boolean} [silent] `true` to prevent behaviors and event listeners from being invoked, or `false`
* otherwise.
*/
unselectRow: function(r, silent) {
var row = this.findRow(r);
if(!row.hasClass('ui-datatable-selectable')) {
return;
}
var rowMeta = this.getRowMeta(row);
this.unhighlightRow(row);
if(this.isCheckboxSelectionEnabled()) {
if(this.cfg.nativeElements)
row.children('td.ui-selection-column').find(':checkbox').prop('checked', false);
else
this.unselectCheckbox(row.children('td.ui-selection-column').find('> div.ui-chkbox > div.ui-chkbox-box'));
this.updateHeaderCheckbox();
}
if(this.isRadioSelectionEnabled()) {
if(this.cfg.nativeElements)
row.children('td.ui-selection-column').find(':radio').prop('checked', false);
else
this.unselectRadio(row.children('td.ui-selection-column').find('> div.ui-radiobutton > div.ui-radiobutton-box'));
}
this.removeSelection(rowMeta.key);
this.writeSelections();
if(!silent) {
this.fireRowUnselectEvent(rowMeta.key, "rowUnselect");
}
},
/**
* Highlights row to mark it as selected.
* @protected
* @param {JQuery} row Row to highlight.
*/
highlightRow: function(row) {
row.addClass('ui-state-highlight').attr('aria-selected', true);
},
/**
* Removes the highlight of a row so it is no longer marked as selected.
* @protected
* @param {JQuery} row Row to unhighlight.
*/
unhighlightRow: function(row) {
row.removeClass('ui-state-highlight').attr('aria-selected', false);
},
/**
* Sends a row select event on server side to invoke a row select listener if defined.
* @private
* @param {string} rowKey The key of the row that was selected.
* @param {string} behaviorEvent Name of the event to fire.
* @param {() => void} [fnShowMenu] Optional callback function invoked when the menu was opened.
*/
fireRowSelectEvent: function(rowKey, behaviorEvent, fnShowMenu) {
if(this.hasBehavior(behaviorEvent)) {
var ext = {
params: [{name: this.id + '_instantSelectedRowKey', value: rowKey}
],
oncomplete: function() {
if(typeof fnShowMenu === "function") {
fnShowMenu();
}
}
};
this.callBehavior(behaviorEvent, ext);
}
else {
if(typeof fnShowMenu === "function") {
fnShowMenu();
}
}
},
/**
* Sends a row unselect event on server side to invoke a row unselect listener if defined
* @private
* @param {string} rowKey The key of the row that was deselected.
* @param {string} behaviorEvent Name of the event to fire.
*/
fireRowUnselectEvent: function(rowKey, behaviorEvent) {
if(this.hasBehavior(behaviorEvent)) {
var ext = {
params: [
{
name: this.id + '_instantUnselectedRowKey',
value: rowKey
}
]
};
this.callBehavior(behaviorEvent, ext);
}
},
/**
* Selects the corresponding row of a radio based column selection
* @private
* @param {JQuery} radio A radio INPUT element
*/
selectRowWithRadio: function(radio) {
var row = radio.closest('tr'),
rowMeta = this.getRowMeta(row);
//clean selection
this.unselectAllRows();
//select current
if(!this.cfg.nativeElements) {
this.selectRadio(radio);
}
this.highlightRow(row);
this.addSelection(rowMeta.key);
this.writeSelections();
this.fireRowSelectEvent(rowMeta.key, 'rowSelectRadio');
},
/**
* Selects the corresponding row of a checkbox based column selection
* @private
* @param {JQuery} checkbox A checkox INPUT element
* @param {boolean} [silent] `true` to prevent behaviors from being invoked, `false` otherwise.
*/
selectRowWithCheckbox: function(checkbox, silent) {
var row = checkbox.closest('tr');
if(!row.hasClass('ui-datatable-selectable')) {
return;
}
var rowMeta = this.getRowMeta(row);
this.highlightRow(row);
if(!this.cfg.nativeElements) {
this.selectCheckbox(checkbox);
}
this.addSelection(rowMeta.key);
this.writeSelections();
if(!silent) {
this.updateHeaderCheckbox();
this.fireRowSelectEvent(rowMeta.key, "rowSelectCheckbox");
}
},
/**
* Unselects the corresponding row of a checkbox based column selection
* @private
* @param {JQuery} checkbox A checkox INPUT element
* @param {boolean} [silent] `true` to prevent behaviors from being invoked, `false` otherwise.
*/
unselectRowWithCheckbox: function(checkbox, silent) {
var row = checkbox.closest('tr');
if(!row.hasClass('ui-datatable-selectable')) {
return;
}
var rowMeta = this.getRowMeta(row);
this.unhighlightRow(row);
if(!this.cfg.nativeElements) {
this.unselectCheckbox(checkbox);
}
this.removeSelection(rowMeta.key);
this.uncheckHeaderCheckbox();
this.writeSelections();
if(!silent) {
this.fireRowUnselectEvent(rowMeta.key, "rowUnselectCheckbox");
}
},
/**
* Unselects all rows of this DataTable so that no rows are selected. This includes all rows on all pages,
* irrespective of whether they are on the currently shown page.
*/
unselectAllRows: function() {
var selectedRows = this.jq.find('tr.ui-state-highlight'),
checkboxSelectionEnabled = this.isCheckboxSelectionEnabled(),
radioSelectionEnabled = this.isRadioSelectionEnabled();
for(var i = 0; i < selectedRows.length; i++) {
var row = selectedRows.eq(i);
if(!row.hasClass('ui-datatable-selectable')) {
continue;
}
this.unhighlightRow(row);
if(checkboxSelectionEnabled) {
if(this.cfg.nativeElements)
row.children('td.ui-selection-column').find(':checkbox').prop('checked', false);
else
this.unselectCheckbox(row.children('td.ui-selection-column').find('> div.ui-chkbox > div.ui-chkbox-box'));
}
else if(radioSelectionEnabled) {
if(this.cfg.nativeElements)
row.children('td.ui-selection-column').find(':radio').prop('checked', false);
else
this.unselectRadio(row.children('td.ui-selection-column').find('> div.ui-radiobutton > div.ui-radiobutton-box'));
}
}
if(checkboxSelectionEnabled) {
this.uncheckHeaderCheckbox();
}
this.selection = [];
this.writeSelections();
},
/**
* Select all rows on the currently shown page. Compare with `selectAllRows`.
*/
selectAllRowsOnPage: function() {
var rows = this.tbody.children('tr');
for(var i = 0; i < rows.length; i++) {
var row = rows.eq(i);
this.selectRow(row, true);
}
},
/**
* Unselect all rows on the currently shown page. Compare with `unselectAllRows`.
*/
unselectAllRowsOnPage: function() {
var rows = this.tbody.children('tr');
for(var i = 0; i < rows.length; i++) {
var row = rows.eq(i);
this.unselectRow(row, true);
}
},
/**
* Selects all rows of this DataTable so that no rows are selected. This includes all rows on all pages,
* irrespective of whether they are on the currently shown page.
*/
selectAllRows: function() {
this.selectAllRowsOnPage();
this.selection = new Array('@all');
this.writeSelections();
},
/**
* Toggles the `selected all` checkbox in the header of this DataTable. When no rows are selected, this will select
* all rows. When some rows are selected, this will unselect all rows.
*/
toggleCheckAll: function() {
var shouldCheckAll = true;
if(this.cfg.nativeElements) {
var checkboxes = this.jq.find('tr.ui-datatable-selectable > td.ui-selection-column > :checkbox:visible'),
checked = this.checkAllToggler.prop('checked'),
$this = this;
checkboxes.each(function() {
if(checked) {
var checkbox = $(this);
checkbox.prop('checked', true);
$this.selectRowWithCheckbox(checkbox, true);
}
else {
var checkbox = $(this);
checkbox.prop('checked', false);
$this.unselectRowWithCheckbox(checkbox, true);
shouldCheckAll = false;
}
});
}
else {
var checkboxes = this.jq.find('tr.ui-datatable-selectable > td.ui-selection-column > div.ui-chkbox > div.ui-chkbox-box:visible'),
checked = this.checkAllToggler.attr('aria-checked') === "true";
$this = this;
if(checked) {
this.checkAllToggler.removeClass('ui-state-active').children('span.ui-chkbox-icon').addClass('ui-icon-blank').removeClass('ui-icon-check');
this.checkAllToggler.attr('aria-checked', false);
shouldCheckAll = false;
checkboxes.each(function() {
$this.unselectRowWithCheckbox($(this), true);
});
}
else {
this.checkAllToggler.addClass('ui-state-active').children('span.ui-chkbox-icon').removeClass('ui-icon-blank').addClass('ui-icon-check');
this.checkAllToggler.attr('aria-checked', true);
checkboxes.each(function() {
$this.selectRowWithCheckbox($(this), true);
});
}
}
// GitHub #6730 user wants all rows not just displayed rows
if(!this.cfg.selectionPageOnly && shouldCheckAll) {
this.selectAllRows();
}
//save state
this.writeSelections();
//fire toggleSelect event
if(this.hasBehavior('toggleSelect')) {
var ext = {
params: [{name: this.id + '_checked', value: !checked}]
};
this.callBehavior('toggleSelect', ext);
}
},
/**
* Selects the given checkbox from a row.
* @private
* @param {JQuery} checkbox A checkbox to select.
*/
selectCheckbox: function(checkbox) {
checkbox.addClass('ui-state-active');
if (this.cfg.nativeElements) {
checkbox.prop('checked', true);
}
else {
checkbox.children('span.ui-chkbox-icon:first').removeClass('ui-icon-blank').addClass('ui-icon-check');
checkbox.attr('aria-checked', true);
}
},
/**
* Unselects the given checkbox from a row.
* @private
* @param {JQuery} checkbox A checkbox to unselect.
*/
unselectCheckbox: function(checkbox) {
checkbox.removeClass('ui-state-active');
if (this.cfg.nativeElements) {
checkbox.prop('checked', false);
}
else {
checkbox.children('span.ui-chkbox-icon:first').addClass('ui-icon-blank').removeClass('ui-icon-check');
checkbox.attr('aria-checked', false);
}
},
/**
* Selects the given radio button from a row.
* @private
* @param {JQuery} radio A radio button to select.
*/
selectRadio: function(radio){
radio.addClass('ui-state-active');
radio.children('.ui-radiobutton-icon').addClass('ui-icon-bullet').removeClass('ui-icon-blank');
radio.prev().children('input').prop('checked', true);
},
/**
* Unselects the given radio button from a row.
* @private
* @param {JQuery} radio A radio button to unselect.
*/
unselectRadio: function(radio){
radio.removeClass('ui-state-active').children('.ui-radiobutton-icon').addClass('ui-icon-blank').removeClass('ui-icon-bullet');
radio.prev().children('input').prop('checked', false);
},
/**
* Expands a row to display its detailed content
* @private
* @param {JQuery} toggler The row toggler of a row to expand.
*/
toggleExpansion: function(toggler) {
var row = toggler.closest('tr'),
rowIndex = this.getRowMeta(row).index,
iconOnly = toggler.hasClass('ui-icon'),
labels = toggler.children('span'),
expanded = iconOnly ? toggler.hasClass('ui-icon-circle-triangle-s'): toggler.children('span').eq(0).hasClass('ui-helper-hidden'),
$this = this;
//Run toggle expansion if row is not being toggled already to prevent conflicts
if($.inArray(rowIndex, this.expansionProcess) === -1) {
this.expansionProcess.push(rowIndex);
if(expanded) {
if(iconOnly) {
toggler.addClass('ui-icon-circle-triangle-e').removeClass('ui-icon-circle-triangle-s').attr('aria-expanded', false);
}
else {
labels.eq(0).removeClass('ui-helper-hidden');
labels.eq(1).addClass('ui-helper-hidden');
}
this.collapseRow(row);
$this.expansionProcess = $.grep($this.expansionProcess, function(r) {
return (r !== rowIndex);
});
this.fireRowCollapseEvent(row);
}
else {
if(this.cfg.rowExpandMode === 'single') {
this.collapseAllRows();
}
if(iconOnly) {
toggler.addClass('ui-icon-circle-triangle-s').removeClass('ui-icon-circle-triangle-e').attr('aria-expanded', true);
}
else {
labels.eq(0).addClass('ui-helper-hidden');
labels.eq(1).removeClass('ui-helper-hidden');
}
this.loadExpandedRowContent(row);
}
}
},
/**
* Loads the detailed content for the given expandable row.
* @private
* @param {JQuery} row A row with content to load.
*/
loadExpandedRowContent: function(row) {
// To check whether or not any hidden expansion content exists to avoid reloading multiple duplicate nodes in DOM
var expansionContent = row.next('.ui-expanded-row-content');
if(expansionContent.length > 0) {
expansionContent.remove();
}
var $this = this,
rowMeta = this.getRowMeta(row),
options = {
source: this.id,
process: this.id,
update: this.id,
formId: this.getParentFormId(),
params: [{name: this.id + '_rowExpansion', value: true},
{name: this.id + '_expandedRowIndex', value: rowMeta.index},
{name: this.id + '_expandedRowKey', value: rowMeta.key},
{name: this.id + '_encodeFeature', value: true},
{name: this.id + '_skipChildren', value: true}],
onsuccess: function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
if(content && PrimeFaces.trim(content).length) {
row.addClass('ui-expanded-row');
this.displayExpandedRow(row, content);
}
}
});
return true;
},
oncomplete: function() {
$this.expansionProcess = $.grep($this.expansionProcess, function(r) {
return r !== rowMeta.index;
});
}
};
if(!PrimeFaces.inArray(this.loadedExpansionRows, rowMeta.key)) {
this.loadedExpansionRows.push(rowMeta.key);
this.writeRowExpansions();
}
if(this.hasBehavior('rowToggle')) {
this.callBehavior('rowToggle', options);
}
else {
PrimeFaces.ajax.Request.handle(options);
}
},
/**
* Display the given HTML string in the specified row. Called mainly after an AJAX request.
* @protected
* @param {JQuery} row Row to display.
* @param {string} content HTML string of the content to add to the row
*/
displayExpandedRow: function(row, content) {
row.after(content);
this.updateRowspan(row);
this.updateColspan(row.next());
},
/**
* Calls the behaviors and event listeners when a row is collapsed.
* @private
* @param {JQuery} row A row of this DataTable.
*/
fireRowCollapseEvent: function(row) {
var rowMeta = this.getRowMeta(row);
if(this.hasBehavior('rowToggle')) {
var ext = {
params: [
{name: this.id + '_collapsedRowIndex', value: rowMeta.index},
{name: this.id + '_collapsedRowKey', value: rowMeta.key},
{name: this.id + '_skipChildren', value: true}
]
};
this.callBehavior('rowToggle', ext);
}
},
/**
* Collapses the given row, if it is expandable. Use `findRow` to get a row by its index. Does not update the row
* expansion toggler button.
* @protected
* @param {JQuery} row Row to collapse.
*/
collapseRow: function(row) {
// #942: need to use "hide" instead of "remove" to avoid incorrect form mapping when a row is collapsed
row.removeClass('ui-expanded-row').next('.ui-expanded-row-content').hide();
var rowMeta = this.getRowMeta(row);
if(PrimeFaces.inArray(this.loadedExpansionRows, rowMeta.key)) {
this.loadedExpansionRows = this.loadedExpansionRows.filter(function(value, index, arr){
return value != rowMeta.key;
});
this.writeRowExpansions();
}
this.updateRowspan(row);
},
/**
* Collapses all rows that are currently expanded.
*/
collapseAllRows: function() {
var $this = this;
this.getExpandedRows().each(function() {
var expandedRow = $(this);
$this.collapseRow(expandedRow);
var columns = expandedRow.children('td');
for(var i = 0; i < columns.length; i++) {
var column = columns.eq(i),
toggler = column.children('.ui-row-toggler');
if(toggler.length > 0) {
if(toggler.hasClass('ui-icon')) {
toggler.addClass('ui-icon-circle-triangle-e').removeClass('ui-icon-circle-triangle-s');
}
else {
var labels = toggler.children('span');
labels.eq(0).removeClass('ui-helper-hidden');
labels.eq(1).addClass('ui-helper-hidden');
}
break;
}
}
});
},
/**
* Finds the list of row that are currently expanded.
* @return {JQuery} All rows (`TR`) that are currently expanded.
*/
getExpandedRows: function() {
return this.tbody.children('.ui-expanded-row');
},
/**
* Binds editor events non-obtrusively.
* @private
*/
bindEditEvents: function() {
var $this = this;
this.cfg.saveOnCellBlur = (this.cfg.saveOnCellBlur === false) ? false : true;
if(this.cfg.editMode === 'row') {
var rowEditorSelector = '> tr > td > div.ui-row-editor > a';
this.tbody.off('click.datatable focus.datatable blur.datatable', rowEditorSelector)
.on('click.datatable', rowEditorSelector, null, function(e) {
var element = $(this),
row = element.closest('tr');
if(element.hasClass('ui-row-editor-pencil')) {
$this.switchToRowEdit(row);
element.hide().siblings().show();
}
else if(element.hasClass('ui-row-editor-check')) {
$this.saveRowEdit(row);
}
else if(element.hasClass('ui-row-editor-close')) {
$this.cancelRowEdit(row);
}
e.preventDefault();
})
.on('focus.datatable', rowEditorSelector, null, function(e) {
$(this).addClass('ui-row-editor-outline');
})
.on('blur.datatable', rowEditorSelector, null, function(e) {
$(this).removeClass('ui-row-editor-outline');
});
// GitHub #433 Allow ENTER to submit ESC to cancel row editor
$(document).off("keydown.datatable", "tr.ui-row-editing")
.on("keydown.datatable", "tr.ui-row-editing", function(e) {
switch (e.key) {
case 'Enter':
var target = $(e.target);
// GitHub #7028
if(target.is("textarea")) {
return true;
}
$(this).closest("tr").find(".ui-row-editor-check").trigger("click");
return false; // prevents executing other event handlers (adding new row to the table)
case 'Escape':
$(this).closest("tr").find(".ui-row-editor-close").trigger("click");
return false;
default:
break;
}
});
}
else if(this.cfg.editMode === 'cell') {
var originalCellSelector = '> tr > td.ui-editable-column',
cellSelector = this.cfg.cellSeparator || originalCellSelector,
editEvent = (this.cfg.editInitEvent !== 'click') ? this.cfg.editInitEvent + '.datatable-cell click.datatable-cell' : 'click.datatable-cell';
this.tbody.off(editEvent, cellSelector)
.on(editEvent, cellSelector, null, function(e) {
var item = $(this),
cell = item.hasClass('ui-editable-column') ? item : item.closest('.ui-editable-column');
if(!cell.hasClass('ui-cell-editing') && e.type === $this.cfg.editInitEvent) {
$this.showCellEditor(cell);
}
});
// save/cancel on mouseup to queue the event request before whatever was clicked reacts
$(document).off('mouseup.datatable-cell-blur' + this.id)
.on('mouseup.datatable-cell-blur' + this.id, function(e) {
// ignore if not editing
if(!$this.currentCell)
return;
var currentCell = $($this.currentCell);
var target = $(e.target);
// ignore clicks inside edited cell
if(currentCell.is(target) || currentCell.has(target).length)
return;
// ignore clicks inside input overlays like calendar popups etc
var ignoredOverlay = '.ui-input-overlay, .ui-editor-popup, #keypad-div, .ui-colorpicker-container';
// and menus - in case smth like menubutton is inside the table
ignoredOverlay += ', .ui-datepicker-buttonpane, .ui-menuitem, .ui-menuitem-link';
// and blockers
ignoredOverlay += ', .ui-blockui, .blockUI';
if(target.is(ignoredOverlay) || target.closest(ignoredOverlay).length)
return;
if($.datepicker && ($.datepicker._datepickerShowing || $('.p-datepicker-panel:visible').length))
return;
if($this.cfg.saveOnCellBlur)
$this.saveCell($this.currentCell);
else
$this.doCellEditCancelRequest($this.currentCell);
});
}
},
/**
* Switch all editable columns of the given row to their editing mode, if editing is enabled on this DataTable.
* Use `findRow` to get a row by its index.
* @param {JQuery} row A row (`TR`) to switch to edit mode.
*/
switchToRowEdit: function(row) {
// #1499 disable rowReorder while editing
if (this.cfg.draggableRows) {
this.tbody.sortable("disable");
}
if(this.cfg.rowEditMode === "lazy") {
this.lazyRowEditInit(row);
}
else {
this.showRowEditors(row);
if(this.hasBehavior('rowEditInit')) {
var rowIndex = this.getRowMeta(row).index;
var ext = {
params: [{name: this.id + '_rowEditIndex', value: rowIndex}]
};
this.callBehavior('rowEditInit', ext);
}
}
},
/**
* Shows the row editor(s) for the given row (and hides the normal output display).
* @protected
* @param {JQuery} row Row for which to show the row editor.
*/
showRowEditors: function(row) {
row.addClass('ui-state-highlight ui-row-editing').children('td.ui-editable-column').each(function() {
var column = $(this);
column.find('.ui-cell-editor-output').hide();
column.find('.ui-cell-editor-input').show();
});
var inputs=row.find(':input:enabled');
if (inputs.length > 0) {
inputs.first().trigger('focus');
}
},
/**
* Finds the meta data for a given cell.
* @param {JQuery} cell A cell for which to get the meta data.
* @return {string} The meta data of the given cell or NULL if not found
*/
getCellMeta: function(cell) {
var rowMeta = this.getRowMeta(cell.closest('tr')),
cellIndex = cell.index();
if(this.cfg.scrollable && this.cfg.frozenColumns) {
cellIndex = (this.scrollTbody.is(cell.closest('tbody'))) ? (cellIndex + $this.cfg.frozenColumns) : cellIndex;
}
if (rowMeta === undefined || rowMeta.index === undefined) {
return null;
}
var cellInfo = rowMeta.index + ',' + cellIndex;
if(rowMeta.key) {
cellInfo = cellInfo + ',' + rowMeta.key;
}
return cellInfo;
},
/**
* Initializes the given cell so that its content can be edited (when row editing is enabled)
* @private
* @param {JQuery} cell A cell of this DataTable to set up.
*/
cellEditInit: function(cell) {
var cellInfo = this.getCellMeta(cell),
cellEditor = cell.children('.ui-cell-editor'),
$this = this;
var options = {
source: this.id,
process: this.id,
update: this.id,
global: false,
params: [{name: this.id + '_encodeFeature', value: true},
{name: this.id + '_cellEditInit', value: true},
{name: this.id + '_cellInfo', value: cellInfo}],
onsuccess: function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
cellEditor.children('.ui-cell-editor-input').html(content);
}
});
return true;
},
oncomplete: function(xhr, status, args, data) {
cell.data('edit-events-bound', false);
$this.showCurrentCell(cell);
}
};
if(this.hasBehavior('cellEditInit')) {
this.callBehavior('cellEditInit', options);
}
else {
PrimeFaces.ajax.Request.handle(options);
}
},
/**
* When cell editing is enabled, shows the cell editor for the given cell that lets the user edit the cell content.
* @param {JQuery} c A cell (`TD`) of this DataTable to edit.
*/
showCellEditor: function(c) {
var cell = null;
if(c) {
cell = c;
//remove contextmenu selection highlight
if(this.contextMenuCell) {
this.contextMenuCell.parent().removeClass('ui-state-highlight');
}
}
else {
cell = this.contextMenuCell;
}
var editorInput = cell.find('> .ui-cell-editor > .ui-cell-editor-input');
if(editorInput.length !== 0 && editorInput.children().length === 0 && this.cfg.editMode === 'cell') {
// for lazy cellEditMode
this.cellEditInit(cell);
}
else {
this.showCurrentCell(cell);
if(this.hasBehavior('cellEditInit')) {
var cellInfo = this.getCellMeta(cell);
if (cellInfo) {
var ext = {
params: [{name: this.id + '_cellInfo', value: cellInfo}]
};
this.callBehavior('cellEditInit', ext);
}
}
}
},
/**
* Shows the cell editors for the given cell.
* @private
* @param {JQuery} cell A cell of this DataTable.
*/
showCurrentCell: function(cell) {
var $this = this;
if(this.currentCell) {
if(this.cfg.saveOnCellBlur)
this.saveCell(this.currentCell);
else if(!this.currentCell.is(cell))
this.doCellEditCancelRequest(this.currentCell);
}
if(cell && cell.length) {
this.currentCell = cell;
var cellEditor = cell.children('div.ui-cell-editor'),
displayContainer = cellEditor.children('div.ui-cell-editor-output'),
inputContainer = cellEditor.children('div.ui-cell-editor-input'),
inputs = inputContainer.find(':input:enabled[type!=hidden]'),
multi = inputs.length > 1;
cell.addClass('ui-state-highlight ui-cell-editing');
displayContainer.hide();
inputContainer.show();
var input = inputs.eq(0);
input.trigger('focus');
input.trigger('select');
//metadata
if(multi) {
var oldValues = [];
for(var i = 0; i < inputs.length; i++) {
var input = inputs.eq(i);
if(input.is(':checkbox')) {
oldValues.push(input.val() + "_" + input.is(':checked'));
}
else {
oldValues.push(input.val());
}
}
cell.data('multi-edit', true);
cell.data('old-value', oldValues);
}
else {
cell.data('multi-edit', false);
cell.data('old-value', inputs.eq(0).val());
}
//bind events on demand
if(!cell.data('edit-events-bound')) {
cell.data('edit-events-bound', true);
inputs.on('keydown.datatable-cell', function(e) {
var shiftKey = e.shiftKey,
key = e.key,
input = $(this);
if(key === 'Enter') {
// GitHub #7028
if(input.is("textarea")) {
return true;
}
$this.saveCell(cell);
$this.currentCell = null;
e.preventDefault();
}
else if(key === 'Tab') {
if(multi) {
var focusIndex = shiftKey ? input.index() - 1 : input.index() + 1;
if(focusIndex < 0 || (focusIndex === inputs.length) || input.parent().hasClass('ui-inputnumber') || input.parent().hasClass('ui-helper-hidden-accessible')) {
$this.tabCell(cell, !shiftKey);
} else {
inputs.eq(focusIndex).trigger('focus');
}
}
else {
$this.tabCell(cell, !shiftKey);
}
e.preventDefault();
}
else if(key === 'Escape') {
$this.doCellEditCancelRequest(cell);
e.preventDefault();
}
})
.on('focus.datatable-cell click.datatable-cell', function(e) {
$this.currentCell = cell;
});
}
}
else {
this.currentCell = null;
}
},
/**
* Moves to the next or previous editable cell when the tab key was pressed.
* @private
* @param {JQuery} cell The currently focused cell
* @param {boolean} forward `true` if tabbing forward, `false` otherwise.
*/
tabCell: function(cell, forward) {
var targetCell = forward ? cell.nextAll('td.ui-editable-column:first') : cell.prevAll('td.ui-editable-column:first');
if(targetCell.length == 0) {
var tabRow = forward ? cell.parent().next() : cell.parent().prev();
targetCell = forward ? tabRow.children('td.ui-editable-column:first') : tabRow.children('td.ui-editable-column:last');
}
var cellEditor = targetCell.children('div.ui-cell-editor'),
inputContainer = cellEditor.children('div.ui-cell-editor-input');
if(inputContainer.length) {
var inputs = inputContainer.find(':input[type!=hidden]'),
disabledInputs = inputs.filter(':disabled');
if(inputs.length === disabledInputs.length) {
this.tabCell(targetCell, forward);
return;
}
}
this.showCellEditor(targetCell);
},
/**
* After the user is done editing a cell, saves the content of the given cell and switches back to view mode.
* @param {JQuery} cell A cell (`TD`) in edit mode.
*/
saveCell: function(cell) {
if (!cell) {
return;
}
var inputs = cell.find('div.ui-cell-editor-input :input:enabled'),
changed = false,
valid = cell.data('valid'),
$this = this;
if(cell.data('multi-edit')) {
var oldValues = cell.data('old-value');
for(var i = 0; i < inputs.length; i++) {
var input = inputs.eq(i),
inputVal = input.val(),
oldValue = oldValues[i];
if(input.is(':checkbox') || input.is(':radio')) {
inputVal = inputVal + "_" + input.is(':checked');
}
if(inputVal != oldValue) {
changed = true;
break;
}
}
}
else {
var input = inputs.eq(0),
inputVal = input.val(),
oldValue = cell.data('old-value');
if(input.is(':checkbox') || input.is(':radio')) {
inputVal = inputVal + "_" + input.is(':checked');
}
changed = (inputVal != oldValue);
}
if(changed || valid == false)
$this.doCellEditRequest(cell);
else
$this.viewMode(cell);
if(this.cfg.saveOnCellBlur) {
this.currentCell = null;
}
},
/**
* Switches the given cell to its view mode (not editable).
* @private
* @param {JQuery} cell A cell of this DataTable.
*/
viewMode: function(cell) {
var cellEditor = cell.children('div.ui-cell-editor'),
editableContainer = cellEditor.children('div.ui-cell-editor-input'),
displayContainer = cellEditor.children('div.ui-cell-editor-output');
cell.removeClass('ui-cell-editing ui-state-error ui-state-highlight');
displayContainer.show();
editableContainer.hide();
cell.removeData('old-value').removeData('multi-edit');
if(this.cfg.cellEditMode === "lazy") {
editableContainer.children().remove();
}
},
/**
* When the users clicks on an editable cell, runs the AJAX request to show the inline editor for the given cell.
* @private
* @param {JQuery} cell The cell to switch to edit mode.
*/
doCellEditRequest: function(cell) {
var rowMeta = this.getRowMeta(cell.closest('tr')),
cellEditor = cell.children('.ui-cell-editor'),
cellEditorId = cellEditor.attr('id'),
cellIndex = cell.index(),
$this = this;
if(this.cfg.scrollable && this.cfg.frozenColumns) {
cellIndex = (this.scrollTbody.is(cell.closest('tbody'))) ? (cellIndex + $this.cfg.frozenColumns) : cellIndex;
}
var cellInfo = rowMeta.index + ',' + cellIndex;
if(rowMeta.key) {
cellInfo = cellInfo + ',' + rowMeta.key;
}
var options = {
source: this.id,
process: this.id,
update: this.id,
params: [{name: this.id + '_encodeFeature', value: true},
{name: this.id + '_cellInfo', value: cellInfo},
{name: cellEditorId, value: cellEditorId}],
onsuccess: function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
cellEditor.children('.ui-cell-editor-output').html(content);
}
});
return true;
},
oncomplete: function(xhr, status, args, data) {
if(args.validationFailed){
cell.data('valid', false);
cell.addClass('ui-state-error');
}
else{
cell.data('valid', true);
$this.viewMode(cell);
}
if($this.cfg.clientCache) {
$this.clearCacheMap();
}
}
};
if(this.hasBehavior('cellEdit')) {
this.callBehavior('cellEdit', options);
}
else {
PrimeFaces.ajax.Request.handle(options);
}
},
/**
* When the user wants to discard the edits to a cell, performs the required AJAX request for that.
* @private
* @param {JQuery} cell The cell in edit mode with changes to discard.
*/
doCellEditCancelRequest: function(cell) {
var rowMeta = this.getRowMeta(cell.closest('tr')),
cellEditor = cell.children('.ui-cell-editor'),
cellIndex = cell.index(),
$this = this;
if(this.cfg.scrollable && this.cfg.frozenColumns) {
cellIndex = (this.scrollTbody.is(cell.closest('tbody'))) ? (cellIndex + $this.cfg.frozenColumns) : cellIndex;
}
var cellInfo = rowMeta.index + ',' + cellIndex;
if(rowMeta.key) {
cellInfo = cellInfo + ',' + rowMeta.key;
}
this.currentCell = null;
var options = {
source: this.id,
process: this.id,
update: this.id,
params: [{name: this.id + '_encodeFeature', value: true},
{name: this.id + '_cellEditCancel', value: true},
{name: this.id + '_cellInfo', value: cellInfo}],
onsuccess: function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
cellEditor.children('.ui-cell-editor-input').html(content);
}
});
return true;
},
oncomplete: function(xhr, status, args, data) {
$this.viewMode(cell);
cell.data('edit-events-bound', false);
if($this.cfg.clientCache) {
$this.clearCacheMap();
}
}
};
if(this.hasBehavior('cellEditCancel')) {
this.callBehavior('cellEditCancel', options);
}
else {
PrimeFaces.ajax.Request.handle(options);
}
},
/**
* When the given row is currently being edited, saves the contents of the edited row and switch back to view mode.
* Use `findRow` to get a row by its index.
* @param {JQuery} rowEditor A row (`TR`) in edit mode to save.
*/
saveRowEdit: function(rowEditor) {
this.doRowEditRequest(rowEditor, 'save');
},
/**
* When the given row is currently being edited, cancel the editing operation and discard the entered data. Use
* `findRow` to get a row by its index.
* @param {JQuery} rowEditor A row (`TR`) in edit mode.
*/
cancelRowEdit: function(rowEditor) {
this.doRowEditRequest(rowEditor, 'cancel');
},
/**
* Sends an AJAX request to handle row save or cancel
* @private
* @param {JQuery} rowEditor The current row editor.
* @param {PrimeFaces.widget.DataTable.RowEditAction} action Whether to save or cancel the row edit.
*/
doRowEditRequest: function(rowEditor, action) {
var row = rowEditor.closest('tr'),
rowIndex = this.getRowMeta(row).index,
expanded = row.hasClass('ui-expanded-row'),
$this = this,
options = {
source: this.id,
process: this.id,
update: this.id,
formId: this.getParentFormId(),
params: [{name: this.id + '_rowEditIndex', value: this.getRowMeta(row).index},
{name: this.id + '_rowEditAction', value: action},
{name: this.id + '_encodeFeature', value: true}],
onsuccess: function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
if(expanded) {
this.collapseRow(row);
}
this.updateRow(row, content);
// #1499 enable rowReorder when done editing
if (this.cfg.draggableRows && $('tr.ui-row-editing').length === 0) {
this.tbody.sortable("enable");
}
// #258 must reflow after editing
this.postUpdateData();
}
});
return true;
},
oncomplete: function(xhr, status, args, data) {
if(args && args.validationFailed) {
$this.invalidateRow(rowIndex);
}
else {
if($this.cfg.rowEditMode === "lazy") {
var index = ($this.paginator) ? (rowIndex % $this.paginator.getRows()) : rowIndex,
newRow = $this.tbody.children('tr').eq(index);
$this.getRowEditors(newRow).children('.ui-cell-editor-input').children().remove();
}
}
if($this.cfg.clientCache) {
$this.clearCacheMap();
}
}
};
if(action === 'save') {
this.getRowEditors(row).each(function() {
options.params.push({name: this.id, value: this.id});
});
}
if(action === 'save' && this.hasBehavior('rowEdit')) {
this.callBehavior('rowEdit', options);
}
else if(action === 'cancel' && this.hasBehavior('rowEditCancel')) {
this.callBehavior('rowEditCancel', options);
}
else {
PrimeFaces.ajax.Request.handle(options);
}
},
/**
* Performs the required initialization for making a row editable. Only called on-demand when the row actually needs
* to be edited.
* @private
* @param {JQuery} row A row of this DataTable.
*/
lazyRowEditInit: function(row) {
var rowIndex = this.getRowMeta(row).index,
$this = this;
var options = {
source: this.id,
process: this.id,
update: this.id,
global: false,
params: [{name: this.id + '_encodeFeature', value: true},
{name: this.id + '_rowEditInit', value: true},
{name: this.id + '_rowEditIndex', value: rowIndex}],
onsuccess: function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
$this.updateRow(row, content);
}
});
return true;
},
oncomplete: function(xhr, status, args, data) {
var index = ($this.paginator) ? (rowIndex % $this.paginator.getRows()) : rowIndex,
newRow = $this.tbody.children('tr').eq(index);
$this.showRowEditors(newRow);
}
};
if(this.hasBehavior('rowEditInit')) {
this.cfg.behaviors['rowEditInit'].call(this, options);
}
else {
PrimeFaces.ajax.Request.handle(options);
}
},
/**
* Updates a row with the given content
* @protected
* @param {JQuery} row Row to update.
* @param {string} content HTML string to set on the row.
*/
updateRow: function(row, content) {
row.replaceWith(content);
},
/**
* Displays row editors in invalid format.
* @protected
* @param {number} index 0-based index of the row to invalidate.
*/
invalidateRow: function(index) {
var i = (this.paginator) ? (index % this.paginator.getRows()) : index;
this.tbody.children('tr[data-ri]').eq(i).addClass('ui-widget-content ui-row-editing ui-state-error');
},
/**
* Finds all editors of a row. Usually each editable column has got an editor.
* @protected
* @param {JQuery} row A row for which to find its row editors.
* @return {JQuery} A list of row editors for each editable column of the given row
*/
getRowEditors: function(row) {
return row.find('div.ui-cell-editor');
},
/**
* Returns the paginator instance if any exists.
* @return {PrimeFaces.widget.Paginator | undefined} The paginator instance for this widget, or `undefined` if
* paging is not enabled.
*/
getPaginator: function() {
return this.paginator;
},
/**
* Writes selected row ids to state holder
* @private
*/
writeSelections: function() {
$(this.selectionHolder).val(this.selection.join(','));
},
/**
* Checks whether only one row may be selected at a time.
* @return {boolean} `true` if selection mode is set to `single`, or `false` otherwise.
*/
isSingleSelection: function() {
return this.cfg.selectionMode == 'single';
},
/**
* Checks whether multiples rows may be selected at a time.
* @return {boolean} `true` if selection mode is set to `multiple`, or `false` otherwise.
*/
isMultipleSelection: function() {
return this.cfg.selectionMode == 'multiple' || this.isCheckboxSelectionEnabled();
},
/**
* Clears the saved list of selected rows.
* @private
*/
clearSelection: function() {
this.selection = [];
$(this.selectionHolder).val('');
},
/**
* Checks whether the user may select the rows of this DataTable.
* @return {boolean} `true` is rows may be selected, or `false` otherwise.
*/
isSelectionEnabled: function() {
return this.cfg.selectionMode != undefined || this.cfg.columnSelectionMode != undefined;
},
/**
* Checks whether the rows of this DataTable are selected via checkboxes.
* @return {boolean} `true` if selection mode is set to `checkbox`, or `false` otherwise.
*/
isCheckboxSelectionEnabled: function() {
return this.cfg.selectionMode === 'checkbox';
},
/**
* Checks whether the rows of this DataTable are selected via radio buttons.
* @return {boolean} `true` if selection mode is set to `radio`, or `false` otherwise.
*/
isRadioSelectionEnabled: function() {
return this.cfg.selectionMode === 'radio';
},
/**
* Clears all table filters and shows all rows that may have been hidden by filters.
*/
clearFilters: function() {
this.thead.find('> tr > th.ui-filter-column > .ui-column-filter').val('');
this.thead.find('> tr > th.ui-filter-column > .ui-column-customfilter').each(function() {
var widgetElement = $(this).find('.ui-widget');
if (widgetElement.length > 0) {
var widget = PrimeFaces.getWidgetById(widgetElement.attr('id'));
if (widget && typeof widget.resetValue === 'function') {
widget.resetValue(true);
}
else {
$(this).find(':input').val('');
}
}
else {
$(this).find(':input').val('');
}
});
$(this.jqId + '\\:globalFilter').val('');
this.filter();
},
/**
* Sets up the event listeners to enable columns to be resized.
* @private
*/
setupResizableColumns: function() {
this.cfg.resizeMode = this.cfg.resizeMode||'fit';
this.fixColumnWidths();
this.hasColumnGroup = this.hasColGroup();
if(this.hasColumnGroup) {
this.addGhostRow();
}
if(!this.cfg.liveResize) {
this.resizerHelper = $('
').appendTo(this.jq);
}
this.addResizers();
var resizers = this.thead.find('> tr > th > span.ui-column-resizer'),
$this = this;
resizers.draggable({
axis: 'x',
start: function(event, ui) {
ui.helper.data('originalposition', ui.helper.offset());
if($this.cfg.liveResize) {
$this.jq.css('cursor', 'col-resize');
}
else {
var header = $this.cfg.stickyHeader ? $this.clone : $this.thead,
height = $this.cfg.scrollable ? $this.scrollBody.height() : header.parent().height() - header.height() - 1;
if($this.cfg.stickyHeader) {
height = height - $this.relativeHeight;
}
$this.resizerHelper.height(height);
$this.resizerHelper.show();
}
},
drag: function(event, ui) {
if($this.cfg.liveResize) {
$this.resize(event, ui);
}
else {
$this.resizerHelper.offset({
left: ui.helper.offset().left + ui.helper.width() / 2,
top: $this.thead.offset().top + $this.thead.height()
});
}
},
stop: function(event, ui) {
ui.helper.css({
'left': '',
'top': '0px'
});
if($this.cfg.liveResize) {
$this.jq.css('cursor', 'default');
} else {
$this.resize(event, ui);
$this.resizerHelper.hide();
}
if($this.cfg.resizeMode === 'expand') {
setTimeout(function() {
$this.fireColumnResizeEvent(ui.helper.parent());
}, 5);
}
else {
$this.fireColumnResizeEvent(ui.helper.parent());
}
if($this.cfg.stickyHeader) {
$this.reclone();
}
},
containment: this.cfg.resizeMode === "expand" ? "document" : this.jq
});
},
/**
* Invokes the behaviors and event listeners when a column is resized.
* @private
* @param {JQuery} columnHeader Header of the column which was resized.
*/
fireColumnResizeEvent: function(columnHeader) {
if(this.hasBehavior('colResize')) {
var options = {
source: this.id,
process: this.id,
params: [
{name: this.id + '_colResize', value: true},
{name: this.id + '_columnId', value: columnHeader.attr('id')},
{name: this.id + '_width', value: parseInt(columnHeader.width())},
{name: this.id + '_height', value: parseInt(columnHeader.height())}
]
};
this.callBehavior('colResize', options);
}
},
/**
* Checks whether this DataTable has got any column groups.
* @protected
* @return {boolean} `true` if this DataTable has got any column groups, or `false` otherwise.
*/
hasColGroup: function() {
return this.thead.children('tr').length > 1;
},
/**
* Adds and sets up an invisible row for internal purposes.
* @protected
*/
addGhostRow: function() {
var firstRow = this.tbody.find('tr:first');
if(firstRow.hasClass('ui-datatable-empty-message')) {
return;
}
var columnsOfFirstRow = firstRow.children('td'),
dataColumnsCount = columnsOfFirstRow.length,
columnMarkup = '';
for(var i = 0; i < dataColumnsCount; i++) {
var colWidth = columnsOfFirstRow.eq(i).width() + 1,
id = this.id + '_ghost_' + i;
if (this.resizableState) {
colWidth = this.findColWidthInResizableState(id) || colWidth;
}
columnMarkup += '' + columnMarkup + ' ');
if(this.cfg.scrollable) {
this.theadClone.prepend('' + columnMarkup + ' ');
this.footerTable.children('tfoot').prepend('' + columnMarkup + ' ');
}
},
/**
* Finds the group resizer element for the given drag event data.
* @protected
* @param {JQueryUI.DraggableEventUIParams} ui Data for the drag event.
* @return {JQuery|null} The resizer DOM element.
*/
findGroupResizer: function(ui) {
for(var i = 0; i < this.groupResizers.length; i++) {
var groupResizer = this.groupResizers.eq(i);
if(groupResizer.offset().left === ui.helper.data('originalposition').left) {
return groupResizer;
}
}
return null;
},
/**
* Adds the resizers for change the width of a column of this DataTable.
* @protected
*/
addResizers: function() {
var resizableColumns = this.thead.find('> tr > th.ui-resizable-column');
resizableColumns.prepend(' ');
if(this.cfg.resizeMode === 'fit') {
resizableColumns.filter(':last-child').children('span.ui-column-resizer').hide();
}
if(this.hasColumnGroup) {
this.groupResizers = this.thead.find('> tr:first > th > .ui-column-resizer');
}
},
/**
* Resizes this DataTable, row, or columns in response to a drag event of a resizer element.
* @protected
* @param {JQuery.TriggeredEvent} event Event triggered for the drag.
* @param {JQueryUI.DraggableEventUIParams} ui Data for the drag event.
*/
resize: function(event, ui) {
var columnHeader, nextColumnHeader, change = null, newWidth = null, nextColumnWidth = null,
expandMode = (this.cfg.resizeMode === 'expand'),
table = this.thead.parent(),
$this = this;
if(this.hasColumnGroup) {
var groupResizer = this.findGroupResizer(ui);
if(!groupResizer) {
return;
}
columnHeader = groupResizer.parent();
}
else {
columnHeader = ui.helper.parent();
}
var title = columnHeader.children('.ui-column-title');
var nextColumnHeader = columnHeader.nextAll(':visible:first');
if(this.cfg.liveResize) {
change = columnHeader.outerWidth() - (event.pageX - columnHeader.offset().left),
newWidth = (columnHeader.width() - change),
nextColumnWidth = (nextColumnHeader.width() + change);
}
else {
change = (ui.position.left - ui.originalPosition.left),
newWidth = (columnHeader.width() + change),
nextColumnWidth = (nextColumnHeader.width() - change);
}
var minWidth = parseInt(columnHeader.css('min-width'));
minWidth = (minWidth == 0) ? 15 : minWidth;
if((newWidth > minWidth && nextColumnWidth > minWidth) || (expandMode && newWidth > minWidth)) {
if(expandMode) {
table.width(table.width() + change);
setTimeout(function() {
columnHeader.width(newWidth);
$this.updateResizableState(columnHeader, nextColumnHeader, table, newWidth, null);
}, 1);
}
else {
columnHeader.width(newWidth);
nextColumnHeader.width(nextColumnWidth);
this.updateResizableState(columnHeader, nextColumnHeader, table, newWidth, nextColumnWidth);
}
if(this.cfg.scrollable) {
var cloneTable = this.theadClone.parent(),
colIndex = columnHeader.index();
if(expandMode) {
//body
cloneTable.width(cloneTable.width() + change);
//footer
this.footerTable.width(this.footerTable.width() + change);
setTimeout(function() {
if($this.hasColumnGroup) {
$this.theadClone.find('> tr:first').children('th').eq(colIndex).width(newWidth); //body
$this.footerTable.find('> tfoot > tr:first').children('th').eq(colIndex).width(newWidth); //footer
}
else {
$this.theadClone.find(PrimeFaces.escapeClientId(columnHeader.attr('id') + '_clone')).width(newWidth); //body
$this.footerCols.eq(colIndex).width(newWidth); //footer
}
}, 1);
}
else {
if(this.hasColumnGroup) {
//body
this.theadClone.find('> tr:first').children('th').eq(colIndex).width(newWidth);
this.theadClone.find('> tr:first').children('th').eq(colIndex + 1).width(nextColumnWidth);
//footer
this.footerTable.find('> tfoot > tr:first').children('th').eq(colIndex).width(newWidth);
this.footerTable.find('> tfoot > tr:first').children('th').eq(colIndex + 1).width(nextColumnWidth);
}
else {
//body
this.theadClone.find(PrimeFaces.escapeClientId(columnHeader.attr('id') + '_clone')).width(newWidth);
this.theadClone.find(PrimeFaces.escapeClientId(nextColumnHeader.attr('id') + '_clone')).width(nextColumnWidth);
//footer
if(this.footerCols.length > 0) {
var footerCol = this.footerCols.eq(colIndex),
nextFooterCol = footerCol.next();
footerCol.width(newWidth);
nextFooterCol.width(nextColumnWidth);
}
}
}
}
}
},
/**
* Remove given row from the list of selected rows.
* @private
* @param {string} rowKey Key of the row to remove.
*/
removeSelection: function(rowKey) {
if(this.selection.includes('@all')) {
// GitHub #3535 if @all was previously selected just select values on page
this.clearSelection();
var rows = this.tbody.children('tr');
for(var i = 0; i < rows.length; i++) {
var rowMeta = this.getRowMeta(rows.eq(i));
if(rowMeta.key !== rowKey) {
this.addSelection(rowMeta.key);
}
}
}
else {
this.selection = $.grep(this.selection, function(value) {
return value !== rowKey;
});
}
},
/**
* Adds given row to the list of selected rows.
* @private
* @param {number} rowKey Key of the row to add.
*/
addSelection: function(rowKey) {
if(!this.isSelected(rowKey)) {
this.selection.push(rowKey);
}
},
/**
* Checks whether the given row is currently selected.
* @param {string} rowKey The key of a row from this DataTable.
* @return {boolean} `true` if the given row is currently selected, or `false` otherwise.
*/
isSelected: function(rowKey) {
return PrimeFaces.inArray(this.selection, rowKey);
},
/**
* Finds the index and the row key for the given row.
* @param {JQuery} row The element (`TR`) of a row of this DataTable.
* @return {PrimeFaces.widget.DataTable.RowMeta} The meta for the row with the index and the row key.
*/
getRowMeta: function(row) {
var meta = {
index: row.data('ri'),
key: row.attr('data-rk')
};
return meta;
},
/**
* Sets up all event listeners required for making column draggable and reorderable.
* @private
*/
setupDraggableColumns: function() {
this.orderStateHolder = $(this.jqId + '_columnOrder');
this.saveColumnOrder();
this.dragIndicatorTop = $('
');
helper.width(header.width());
helper.height(header.height());
helper.html(header.html());
return helper.get(0);
}
}).droppable({
hoverClass:'ui-state-highlight',
tolerance:'pointer',
scope: this.id,
over: function(event, ui) {
ui.helper.data('droppable-column', $(this));
},
drop: function(event, ui) {
var draggedColumnHeader = ui.draggable,
dropLocation = ui.helper.data('drop-location'),
droppedColumnHeader = $(this),
draggedColumnFooter = null,
droppedColumnFooter = null;
var draggedCells = $this.tbody.find('> tr:not(.ui-expanded-row-content) > td:nth-child(' + (draggedColumnHeader.index() + 1) + ')'),
droppedCells = $this.tbody.find('> tr:not(.ui-expanded-row-content) > td:nth-child(' + (droppedColumnHeader.index() + 1) + ')');
if($this.tfoot.length) {
var footerColumns = $this.tfoot.find('> tr > td'),
draggedColumnFooter = footerColumns.eq(draggedColumnHeader.index()),
droppedColumnFooter = footerColumns.eq(droppedColumnHeader.index());
}
//drop right
if(dropLocation > 0) {
if($this.cfg.resizableColumns) {
if(droppedColumnHeader.next().length) {
droppedColumnHeader.children('span.ui-column-resizer').show();
draggedColumnHeader.children('span.ui-column-resizer').hide();
}
}
draggedColumnHeader.insertAfter(droppedColumnHeader);
draggedCells.each(function(i, item) {
$(this).insertAfter(droppedCells.eq(i));
});
if(draggedColumnFooter && droppedColumnFooter) {
draggedColumnFooter.insertAfter(droppedColumnFooter);
}
//sync clone
if($this.cfg.scrollable) {
var draggedColumnClone = $(document.getElementById(draggedColumnHeader.attr('id') + '_clone')),
droppedColumnClone = $(document.getElementById(droppedColumnHeader.attr('id') + '_clone'));
draggedColumnClone.insertAfter(droppedColumnClone);
}
}
//drop left
else {
draggedColumnHeader.insertBefore(droppedColumnHeader);
draggedCells.each(function(i, item) {
$(this).insertBefore(droppedCells.eq(i));
});
if(draggedColumnFooter && droppedColumnFooter) {
draggedColumnFooter.insertBefore(droppedColumnFooter);
}
//sync clone
if($this.cfg.scrollable) {
var draggedColumnClone = $(document.getElementById(draggedColumnHeader.attr('id') + '_clone')),
droppedColumnClone = $(document.getElementById(droppedColumnHeader.attr('id') + '_clone'));
draggedColumnClone.insertBefore(droppedColumnClone);
}
}
//save order
$this.saveColumnOrder();
//fire colReorder event
if($this.hasBehavior('colReorder')) {
var ext = null;
if($this.cfg.multiViewState) {
ext = {
params: [{name: this.id + '_encodeFeature', value: true}]
};
}
$this.callBehavior('colReorder', ext);
}
}
});
// GitHub #5013 Frozen Columns should not be draggable/droppable
if($this.cfg.frozenColumns) {
var frozenHeaders = this.frozenThead.find('.ui-frozen-column');
frozenHeaders.draggable('disable');
frozenHeaders.droppable('disable');
frozenHeaders.disableSelection();
}
},
/**
* Saves the current column order, used to preserve the state between AJAX updates etc.
* @protected
*/
saveColumnOrder: function() {
var columnIds = [],
columns = $(this.jqId + ' thead:first th');
columns.each(function(i, item) {
columnIds.push($(item).attr('id'));
});
this.orderStateHolder.val(columnIds.join(','));
},
/**
* Makes the rows of this DataTable draggable via JQueryUI.
* @private
*/
makeRowsDraggable: function() {
var $this = this,
draggableHandle = this.cfg.rowDragSelector||'td,span:not(.ui-c)';
this.tbody.sortable({
placeholder: 'ui-datatable-rowordering ui-state-active',
cursor: 'move',
handle: draggableHandle,
appendTo: document.body,
start: function(event, ui) {
ui.helper.css('z-index', PrimeFaces.nextZindex());
},
helper: function(event, ui) {
var cells = ui.children(),
helper = $(''),
helperRow = ui.clone(),
helperCells = helperRow.children();
for(var i = 0; i < helperCells.length; i++) {
var helperCell = helperCells.eq(i);
helperCell.width(cells.eq(i).width());
// #5584 reflow must remove column title span
helperCell.children().remove('.ui-column-title');
}
helperRow.appendTo(helper.find('tbody'));
return helper;
},
update: function(event, ui) {
var fromIndex = ui.item.data('ri'),
fromNode = ui.item;
itemIndex = ui.item.index(),
toIndex = $this.paginator ? $this.paginator.getFirst() + itemIndex : itemIndex;
isDirectionUp = fromIndex >= toIndex;
// #5296 must not count header group rows
// #6557 must not count expanded rows
if (isDirectionUp) {
for (i = 0; i <= toIndex; i++) {
fromNode = fromNode.next('tr');
if (fromNode.hasClass('ui-rowgroup-header') || fromNode.hasClass('ui-expanded-row-content')){
toIndex--;
}
}
} else {
fromNode.prevAll('tr').each(function() {
var node = $(this);
if (node.hasClass('ui-rowgroup-header') || node.hasClass('ui-expanded-row-content')){
toIndex--;
}
});
}
toIndex = Math.max(toIndex, 0);
$this.syncRowParity();
var options = {
source: $this.id,
process: $this.id,
params: [
{name: $this.id + '_rowreorder', value: true},
{name: $this.id + '_fromIndex', value: fromIndex},
{name: $this.id + '_toIndex', value: toIndex},
{name: this.id + '_skipChildren', value: true}
]
}
if($this.hasBehavior('rowReorder')) {
$this.callBehavior('rowReorder', options);
}
else {
PrimeFaces.ajax.Request.handle(options);
}
},
change: function(event, ui) {
if($this.cfg.scrollable) {
PrimeFaces.scrollInView($this.scrollBody, ui.placeholder);
}
}
});
},
/**
* Sets the style class on each, depending whether it is an even-numbered or odd-numbered row.
* @private
*/
syncRowParity: function() {
var rows = this.tbody.children('tr.ui-widget-content'),
first = this.paginator ? this.paginator.getFirst(): 0;
for(var i = first; i < rows.length; i++) {
var row = rows.eq(i);
row.data('ri', i).removeClass('ui-datatable-even ui-datatable-odd');
if(i % 2 === 0)
row.addClass('ui-datatable-even');
else
row.addClass('ui-datatable-odd');
}
},
/**
* Checks whether this DataTable has got any rows. When there are no rows, usually the message `no items found` is
* shown.
* @return {boolean} `true` if this DataTable has got no rows, `false` otherwise.
*/
isEmpty: function() {
return this.tbody.children('tr.ui-datatable-empty-message').length === 1;
},
/**
* Finds the number of rows that are selected.
* @return {number} The number of rows that are currently selected.
*/
getSelectedRowsCount: function() {
return this.isSelectionEnabled() ? this.selection.length : 0;
},
/**
* Updates the `check all` checkbox in the header of this DataTable.
* @private
*/
updateHeaderCheckbox: function() {
if(this.isEmpty()) {
this.uncheckHeaderCheckbox();
this.disableHeaderCheckbox();
}
else if(!this.cfg.selectionPageOnly) {
if(this.selection.includes('@all')) {
this.enableHeaderCheckbox();
this.checkHeaderCheckbox();
}
}
else {
var checkboxes, selectedCheckboxes, enabledCheckboxes, disabledCheckboxes;
if(this.cfg.nativeElements) {
checkboxes = this.tbody.find('> tr > td.ui-selection-column > :checkbox');
enabledCheckboxes = checkboxes.filter(':enabled');
disabledCheckboxes = checkboxes.filter(':disabled');
selectedCheckboxes = enabledCheckboxes.filter(':checked');
}
else {
checkboxes = this.tbody.find('> tr > td.ui-selection-column > div.ui-chkbox > .ui-chkbox-box');
enabledCheckboxes = checkboxes.filter(':not(.ui-state-disabled)');
disabledCheckboxes = checkboxes.filter('.ui-state-disabled');
selectedCheckboxes = checkboxes.filter("div[aria-checked='true']");
}
if(enabledCheckboxes.length && enabledCheckboxes.length === selectedCheckboxes.length)
this.checkHeaderCheckbox();
else
this.uncheckHeaderCheckbox();
if(checkboxes.length === disabledCheckboxes.length)
this.disableHeaderCheckbox();
else
this.enableHeaderCheckbox();
}
},
/**
* Checks the `select all` checkbox in the header of this DataTable.
* @private
*/
checkHeaderCheckbox: function() {
if(this.cfg.nativeElements) {
this.checkAllToggler.prop('checked', true);
}
else {
this.checkAllToggler.addClass('ui-state-active').children('span.ui-chkbox-icon').removeClass('ui-icon-blank').addClass('ui-icon-check');
this.checkAllToggler.attr('aria-checked', true);
}
},
/**
* Unchecks the `select all` checkbox in the header of this data table.
* @private
*/
uncheckHeaderCheckbox: function() {
if(this.cfg.nativeElements) {
this.checkAllToggler.prop('checked', false);
}
else {
this.checkAllToggler.removeClass('ui-state-active').children('span.ui-chkbox-icon').addClass('ui-icon-blank').removeClass('ui-icon-check');
this.checkAllToggler.attr('aria-checked', false);
}
},
/**
* Disables the `select all` checkbox in the header of this DataTable.
* @private
*/
disableHeaderCheckbox: function() {
if(this.cfg.nativeElements)
this.checkAllToggler.prop('disabled', true);
else
this.checkAllToggler.addClass('ui-state-disabled');
},
/**
* Enables the `select all` checkbox in the header of this DataTable.
* @private
*/
enableHeaderCheckbox: function() {
if(this.cfg.nativeElements)
this.checkAllToggler.prop('disabled', false);
else
this.checkAllToggler.removeClass('ui-state-disabled');
},
/**
* Applies the styling and event listeners required for the sticky headers feature.
* @private
*/
setupStickyHeader: function() {
var table = this.thead.parent(),
offset = table.offset(),
win = $(window),
$this = this,
orginTableContent = this.jq.find('> .ui-datatable-tablewrapper > table'),
fixedElementsOnTop = this.cfg.stickyTopAt ? $(this.cfg.stickyTopAt) : null,
fixedElementsHeight = 0;
if (fixedElementsOnTop && fixedElementsOnTop.length) {
for (var i = 0; i < fixedElementsOnTop.length; i++) {
fixedElementsHeight += fixedElementsOnTop.eq(i).outerHeight();
}
}
this.stickyContainer = $('');
this.clone = this.thead.clone(false);
this.stickyContainer.children('table').append(this.thead);
table.prepend(this.clone);
this.stickyContainer.css({
position: 'absolute',
width: table.outerWidth() + 'px',
top: offset.top + 'px',
left: offset.left + 'px',
'z-index': PrimeFaces.nextZindex()
});
this.jq.prepend(this.stickyContainer);
if(this.cfg.resizableColumns) {
this.relativeHeight = 0;
}
PrimeFaces.utils.registerScrollHandler(this, 'scroll.' + this.id, function() {
var scrollTop = win.scrollTop(),
tableOffset = table.offset();
if(scrollTop + fixedElementsHeight > tableOffset.top) {
$this.stickyContainer.css({
'position': 'fixed',
'top': fixedElementsHeight + 'px'
})
.addClass('ui-shadow ui-sticky');
if($this.cfg.resizableColumns) {
$this.relativeHeight = (scrollTop + fixedElementsHeight) - tableOffset.top;
}
if(scrollTop + fixedElementsHeight >= (tableOffset.top + $this.tbody.height()))
$this.stickyContainer.hide();
else
$this.stickyContainer.show();
}
else {
$this.stickyContainer.css({
'position': 'absolute',
'top': tableOffset.top + 'px'
})
.removeClass('ui-shadow ui-sticky');
if($this.stickyContainer.is(':hidden')) {
$this.stickyContainer.show();
}
if($this.cfg.resizableColumns) {
$this.relativeHeight = 0;
}
}
});
PrimeFaces.utils.registerResizeHandler(this, 'resize.sticky-' + this.id, null, function(e) {
var _delay = e.data.delay || 0;
if (_delay !== null && typeof _delay === 'number' && _delay > -1) {
if ($this.resizeTimeout) {
clearTimeout($this.resizeTimeout);
}
$this.stickyContainer.hide();
$this.resizeTimeout = setTimeout(function() {
$this.stickyContainer.css('left', orginTableContent.offset().left + 'px');
$this.stickyContainer.width(table.outerWidth());
$this.stickyContainer.show();
}, _delay);
}
else {
$this.stickyContainer.width(table.outerWidth());
}
}, { delay: null });
//filter support
this.clone.find('.ui-column-filter').prop('disabled', true);
},
/**
* Initializes the expansion state
* @private
*/
initRowExpansion: function() {
var $this = this;
this.expansionHolder = $(this.jqId + '_rowExpansionState');
this.loadedExpansionRows = this.tbody.children('.ui-expanded-row-content').prev().map(function() {
return $this.getRowMeta($(this)).key;
}).get();
this.writeRowExpansions();
},
/**
* Write row expansion state.
* @private
*/
writeRowExpansions: function() {
this.expansionHolder.val(this.loadedExpansionRows.join(','));
},
/**
* Finds the body of this DataTable with the property that the user can focus it.
* @protected
* @return {JQuery} The body of this DataTable.
*/
getFocusableTbody: function() {
return this.tbody;
},
/**
* Removes the current clone of the table header from the DOM, and creates a new clone.
* @private
*/
reclone: function() {
this.clone.remove();
this.clone = this.thead.clone(false);
this.jq.find('.ui-datatable-tablewrapper > table').prepend(this.clone);
},
/**
* Fetches the last row from the backend and inserts a row instead of updating the table itself.
*/
addRow: function() {
var $this = this,
options = {
source: this.id,
process: this.id,
update: this.id,
params: [{name: this.id + '_addrow', value: true},
{name: this.id + '_skipChildren', value: true},
{name: this.id + '_encodeFeature', value: true}],
onsuccess: function(responseXML, status, xhr) {
PrimeFaces.ajax.Response.handle(responseXML, status, xhr, {
widget: $this,
handle: function(content) {
this.tbody.append(content);
}
});
if ($this.isEmpty()) {
$this.tbody.children('tr.ui-datatable-empty-message').remove();
}
if ($this.isCheckboxSelectionEnabled()) {
$this.enableHeaderCheckbox();
}
return true;
}
};
PrimeFaces.ajax.Request.handle(options);
},
/**
* Clears all cached rows so that they are loaded from the server the next time they are requested.
* @private
*/
clearCacheMap: function() {
this.cacheMap = {};
},
/**
* Loads the data for the given page and displays it. When some rows exist in the cache, do not reload them from the
* server.
* @param {PrimeFaces.widget.Paginator.PaginationState} newState The new values for the current page and the rows
* per page count.
* @private
*/
loadDataWithCache: function(newState) {
var isRppChanged = false;
if(this.cacheRows != newState.rows) {
this.clearCacheMap();
this.cacheRows = newState.rows;
isRppChanged = true;
}
var pageFirst = newState.first,
nextPageFirst = newState.rows + pageFirst,
lastPageFirst = this.cfg.paginator.pageCount * newState.rows,
hasNextPage = (!this.cacheMap[nextPageFirst]) && nextPageFirst < lastPageFirst;
if(this.cacheMap[pageFirst] && !isRppChanged) {
this.updateData(this.cacheMap[pageFirst]);
this.paginator.cfg.page = newState.page;
this.paginator.updateUI();
if(!hasNextPage) {
this.updatePageState(newState);
}
}
else {
this.paginate(newState);
}
if(hasNextPage) {
this.fetchNextPage(newState);
}
},
/**
* Reflow mode is a responsive mode to display columns as stacked depending on screen size. Updates the reflow for
* the given header.
* @private
* @param {JQuery} columnHeader Header of a column to update.
* @param {number} sortOrder Sort order of the column.
*/
updateReflowDD: function(columnHeader, sortOrder) {
if(this.reflowDD && this.cfg.reflow) {
sortOrder = sortOrder > 0 ? 0 : 1;
var columnHeader = columnHeader.text();
var filterby = columnHeader.indexOf("Filter by");
if (filterby !== -1) {
columnHeader = columnHeader.substring(0, filterby);
}
columnHeader = $.escapeSelector(columnHeader);
this.reflowDD.children('option').each(function() {
var optionLabel = $.escapeSelector(this.text);
var optionSortOrder = $(this).data('sortorder');
this.selected = optionLabel.startsWith(columnHeader) && optionSortOrder == sortOrder;
});
}
},
/**
* When row grouping is enabled, groups all rows accordingly.
* @protected
*/
groupRows: function() {
var rows = this.tbody.children('tr');
// see #8027
// remember the original column index
// columns are removed because of grouping and mapping to the header isnt possible anymore in #updateColumnsView
if(this.headers && !this.hasColGroup()) {
for(var i = 0; i < this.headers.length; i++) {
var header = this.headers.eq(i),
index = header.index(),
column = this.tbody.find('> tr:not(.ui-expanded-row-content) > td:nth-child(' + (index + 1) + ')');
column.data('ci', index);
}
}
for(var i = 0; i < this.cfg.groupColumnIndexes.length; i++) {
this.groupRow(this.cfg.groupColumnIndexes[i], rows);
}
rows.children('td.ui-duplicated-column').remove();
},
/**
* Called by `groupRows`, this method performs the grouping of a single set of rows that belong to one row group.
* @private
* @param {number} colIndex Index of the column to group.
* @param {JQuery} rows Rows to group into one row group.
*/
groupRow: function(colIndex, rows) {
var groupStartIndex = null, rowGroupCellData = null, rowGroupCount = null;
for(var i = 0; i < rows.length; i++) {
var row = rows.eq(i);
var column = row.children('td').eq(colIndex);
var columnData = column.text();
if(rowGroupCellData != columnData) {
groupStartIndex = i;
rowGroupCellData = columnData;
rowGroupCount = 1;
if (this.cfg.liveScroll && column[0].hasAttribute('rowspan')) {
rowGroupCount = parseInt(column.attr('rowspan'));
i += rowGroupCount - 1;
}
row.addClass('ui-datatable-grouped-row');
}
else {
column.addClass('ui-duplicated-column');
rowGroupCount++;
}
if(groupStartIndex != null && rowGroupCount > 1) {
rows.eq(groupStartIndex).children('td').eq(colIndex).attr('rowspan', rowGroupCount);
}
}
},
/**
* Sets up the event handlers for row group events.
* @protected
*/
bindToggleRowGroupEvents: function() {
var expandableRows = this.tbody.children('tr.ui-rowgroup-header'),
toggler = expandableRows.find('> td:first > a.ui-rowgroup-toggler');
toggler.off('click.dataTable-rowgrouptoggler').on('click.dataTable-rowgrouptoggler', function(e) {
var link = $(this),
togglerIcon = link.children('.ui-rowgroup-toggler-icon'),
parentRow = link.closest('tr.ui-rowgroup-header');
if(togglerIcon.hasClass('ui-icon-circle-triangle-s')) {
link.attr('aria-expanded', false);
togglerIcon.addClass('ui-icon-circle-triangle-e').removeClass('ui-icon-circle-triangle-s');
parentRow.nextUntil('tr.ui-rowgroup-header').hide();
}
else {
link.attr('aria-expanded', true);
togglerIcon.addClass('ui-icon-circle-triangle-s').removeClass('ui-icon-circle-triangle-e');
parentRow.nextUntil('tr.ui-rowgroup-header').show();
}
e.preventDefault();
});
},
/**
* Computes the `colspan value for the table rows.
* @private
* @return {number} The computed `colspan` value.
*/
calculateColspan: function() {
var visibleHeaderColumns = this.thead.find('> tr:first th:not(.ui-helper-hidden):not(.ui-grouped-column)'),
colSpanValue = 0;
for(var i = 0; i < visibleHeaderColumns.length; i++) {
var column = visibleHeaderColumns.eq(i);
if(column.is('[colspan]')) {
colSpanValue += parseInt(column.attr('colspan'));
}
else {
colSpanValue++;
}
}
return colSpanValue;
},
/**
* Updates the `colspan` attribute of the given row.
* @private
* @param {JQuery} row A row to update.
* @param {number} [colspanValue] The new `colspan` value. If not given, computes the value automatically.
*/
updateColspan: function(row, colspanValue) {
row.children('td').attr('colspan', colspanValue || this.calculateColspan());
},
/**
* Updates the colspan attribute for the message shown when no rows are available.
* @private
*/
updateEmptyColspan: function() {
var emptyRow = this.tbody.children('tr:first');
if(emptyRow && emptyRow.hasClass('ui-datatable-empty-message')) {
this.updateColspan(emptyRow);
}
},
/**
* Updates the `rowspan` attribute of the given row.
* @private
* @param {JQuery} row A column to update.
*/
updateRowspan: function(row) {
if (this.cfg.groupColumnIndexes) {
var isGroupedRow = row.hasClass('ui-datatable-grouped-row');
var groupedRow = isGroupedRow ? row : row.prevAll('.ui-datatable-grouped-row:first');
var groupedColumn = groupedRow.children('.ui-grouped-column:first');
var rowSpan = groupedRow.nextUntil('.ui-datatable-grouped-row').not(':hidden').length + 1;
var diff = rowSpan - parseInt(groupedColumn.attr('rowspan') || 1);
groupedColumn.attr('rowspan', rowSpan);
var groupedColumnIndex = groupedColumn.index();
if (groupedColumnIndex > 0) {
var columns = row.children('td:visible');
for (var i = 0; i < groupedColumnIndex; i++) {
var column = columns.eq(i);
if (column) {
column.attr('rowspan', parseInt(column.attr('rowspan') || 1) + diff);
}
}
}
}
},
/**
* Updates the `colspan` attributes of all expanded rows.
* @private
*/
updateExpandedRowsColspan: function() {
var colspanValue = this.calculateColspan(),
$this = this;
this.getExpandedRows().each(function() {
$this.updateColspan($(this).next('.ui-expanded-row-content'), colspanValue);
});
},
/**
* Computes and saves the resizable state of this DataTable, ie. which columns have got which width. May be used
* later to restore the current column width after an AJAX update.
* @private
* @param {JQuery} columnHeader Element of a column header of this DataTable.
* @param {JQuery} nextColumnHeader Element of the column header next to the given column header.
* @param {JQuery} table The element for this DataTable.
* @param {number} newWidth New width to be applied.
* @param {number | null} nextColumnWidth Width of the column next to the given column header.
*/
updateResizableState: function(columnHeader, nextColumnHeader, table, newWidth, nextColumnWidth) {
var expandMode = (this.cfg.resizeMode === 'expand'),
currentColumnId = columnHeader.attr('id'),
nextColumnId = nextColumnHeader.attr('id'),
tableId = this.id + "_tableWidthState",
currentColumnState = currentColumnId + '_' + newWidth,
nextColumnState = nextColumnId + '_' + nextColumnWidth,
tableState = tableId + '_' + parseInt(table.css('width')),
currentColumnMatch = false,
nextColumnMatch = false,
tableMatch = false;
for(var i = 0; i < this.resizableState.length; i++) {
var state = this.resizableState[i];
if(state.indexOf(currentColumnId) === 0) {
this.resizableState[i] = currentColumnState;
currentColumnMatch = true;
}
else if(!expandMode && state.indexOf(nextColumnId) === 0) {
this.resizableState[i] = nextColumnState;
nextColumnMatch = true;
}
else if(expandMode && state.indexOf(tableId) === 0) {
this.resizableState[i] = tableState;
tableMatch = true;
}
}
if(!currentColumnMatch) {
this.resizableState.push(currentColumnState);
}
if(!expandMode && !nextColumnMatch) {
this.resizableState.push(nextColumnState);
}
if(expandMode && !tableMatch) {
this.resizableState.push(tableState);
}
this.resizableStateHolder.val(this.resizableState.join(','));
},
/**
* Finds the saved width of the given column. The width of resizable columns may be saved to restore it after an
* AJAX update.
* @private
* @param {string} id ID of a column
* @return {string | undefined} The saved width of the given column in pixels. `undefined` when the given column
* does not exist.
*/
findColWidthInResizableState: function(id) {
for (var i = 0; i < this.resizableState.length; i++) {
var state = this.resizableState[i];
if (state.indexOf(id) === 0) {
return state.substring(state.lastIndexOf('_') + 1, state.length);
}
}
return null;
},
/**
* Updates some style classes for all columns.
* @private
*/
updateColumnsView: function() {
if(this.isEmpty()) {
return;
}
// update the visibility of columns but ignore expanded rows and GitHub #7255 grouped headers
if(this.headers && !this.hasColGroup()) {
var rows = this.tbody.find('> tr:not(.ui-expanded-row-content)');
for(var i = 0; i < rows.length; i++) {
var row = rows.eq(i);
var columns = row.find('td');
for(var j = 0; j < columns.length; j++) {
var column = columns.eq(j);
var columnIndex = column.data('ci') || j;
var header = this.headers.eq(columnIndex);
if(header.hasClass('ui-helper-hidden')) {
column.addClass('ui-helper-hidden');
}
else {
column.removeClass('ui-helper-hidden');
}
}
}
}
// update the colspan of the expanded rows
if(this.cfg.expansion) {
this.updateExpandedRowsColspan();
}
},
/**
* Resets the scroll state of the body to a non-scrolled state.
* @protected
*/
resetVirtualScrollBody: function() {
this.bodyTable.css('top', '0px');
this.scrollBody.scrollTop(0);
this.clearScrollState();
}
});
