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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2018 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://oss.oracle.com/licenses/CDDL+GPL-1.1
* or LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
dojo.provide("webui.suntheme.widget.table2RowGroup");
dojo.require("dojo.widget.*");
dojo.require("webui.suntheme.*");
dojo.require("webui.suntheme.widget.*");
/**
* This function will be invoked when creating a Dojo widget. Please see
* webui.suntheme.widget.table2RowGroup.setProps for a list of supported
* properties.
*
* Note: This is considered a private API, do not use.
*/
webui.suntheme.widget.table2RowGroup = function() {
this.widgetType = "table2RowGroup";
dojo.widget.Widget.call(this);
/**
* This function is used to generate a template based widget.
*/
this.fillInTemplate = function() {
// Set ids.
if (this.id) {
this.colFooterContainer.id = this.id + "_colFooterContainer";
this.colFooterNode.id = this.id + "_colFooterNode";
this.colHeaderContainer.id = this.id + "_colHeaderContainer";
this.colHeaderNode.id = this.id + "_colHeaderNode";
this.domNode.id = this.id;
this.groupFooterContainer.id = this.id + "_groupFooterContainer";
this.groupFooterNode.id = this.id + "_groupFooter";
this.groupHeaderContainer.id = this.id + "_groupHeaderContainer";
this.groupHeaderNode.id = this.id + "_groupHeader";
this.groupHeaderTextNode.id = this.id + "_groupHeaderText";
this.groupHeaderRowsTextNode.id = this.id + "_groupHeaderRowsTextNode";
this.rowContainer.id = this.id + "_rowContainer";
this.rowNode.id = this.id + "_rowNode";
this.tableContainer.id = this.id + "_tableContainer";
this.tbodyContainer.id = this.id + "_tbodyContainer";
this.tfootContainer.id = this.id + "_tfootContainer";
this.theadContainer.id = this.id + "_theadContainer";
}
// Set public functions.
this.domNode.setProps = webui.suntheme.widget.table2RowGroup.setProps;
// Set private functions (private functions/props prefixed with "_").
this.domNode._addColumns = webui.suntheme.widget.table2RowGroup.addColumns;
this.domNode._addRows = webui.suntheme.widget.table2RowGroup.addRows;
this.domNode._resize = webui.suntheme.widget.table2RowGroup.resize.processEvent;
this.domNode._setHeight = webui.suntheme.widget.table2RowGroup.setHeight;
this.domNode._setRowsText = webui.suntheme.widget.table2RowGroup.setRowsText;
// Set events.
dojo.event.connect(this.domNode, "onscroll",
webui.suntheme.widget.table2RowGroup.scroll.processEvent);
// Resize hack for Moz/Firefox.
if (webui.suntheme.common.browser.is_nav == true) {
dojo.event.connect(window, "onresize",
webui.suntheme.widget.table2RowGroup.resize.createCallback(this.id));
}
// Set private properties (private functions/props prefixed with "_").
this.domNode._first = 0; // Index used to obtain rows.
this.domNode._currentRow = 0; // Current row in view.
// Set properties.
this.domNode.setProps({
columns: this.columns,
footerText: this.footerText,
headerText: this.headerText,
height: this.height,
id: this.id,
maxRows: (this.maxRows > 0) ? this.maxRows : 5,
templatePath: this.templatePath,
totalRows: (this.totalRows > 0) ? this.totalRows : 0
});
// Add initial rows.
webui.suntheme.widget.table2RowGroup.scroll.processEvent({
currentTarget: this.domNode
});
return true;
}
}
/**
* This function is used to add columns with the following Object
* literals.
*
*
*
columns
*
*
* @param props Key-Value pairs of properties.
*/
webui.suntheme.widget.table2RowGroup.addColumns = function(props) {
if (props == null || props.columns == null) {
return false;
}
// Get widget.
var widget = dojo.widget.byId(this.id);
if (widget == null) {
return false;
}
// Containers are visible if at least one header/footer exists.
var headerVisible = false;
var footerVisible = false;
for (var i = 0; i < props.columns.length; i++) {
var col = props.columns[i];
var headerClone = widget.colHeaderNode;
var footerClone = widget.colFooterNode;
// Clone nodes.
if (i + 1 < props.columns.length) {
headerClone = headerClone.cloneNode(true);
footerClone = footerClone.cloneNode(true);
// Append nodes.
widget.colHeaderContainer.insertBefore(headerClone, widget.colHeaderNode);
widget.colFooterContainer.insertBefore(footerClone, widget.colFooterNode);
}
// Set properties.
headerClone.id = col.id + "_colHeader" + i;
footerClone.id = col.id + "_colFooter" + i;
if (col.width) { headerClone.style.width = footerClone.style.width = col.width; }
// Add text.
if (col.headerText) {
webui.suntheme.widget.common.addFragment(headerClone, col.headerText);
headerVisible = true;
}
if (col.footerText) {
webui.suntheme.widget.common.addFragment(footerClone, col.footerText);
footerVisible = true;
}
}
// Show containers.
webui.suntheme.common.setVisibleElement(widget.colHeaderContainer, headerVisible);
webui.suntheme.common.setVisibleElement(widget.colFooterContainer, footerVisible);
}
/**
* This function is used to set rows with the following Object
* literals.
*
*
*
first
*
rows
*
*
* @param props Key-Value pairs of properties.
*/
webui.suntheme.widget.table2RowGroup.addRows = function(props) {
if (props == null || props.first == null || props.rows == null) {
return false;
}
// Get nodes.
var widget = dojo.widget.byId(this.id);
if (widget == null) {
return false;
}
// Reject duplicate AJAX requests.
if (this._first != props.first) {
return;
}
// For each row found, clone row container.
for (var i = 0; i < props.rows.length; i++) {
var cols = props.rows[i]; // Get next column.
var rowId = this.id + ":" + (this._first + i);
// Get row node.
var rowNode = document.getElementById(this.id + "_rowNode");
if (rowNode == null) {
continue;
}
// Clone row container.
rowNode.id = rowId + "_rowNode"; // Set id so we can locate row nodes in clone.
var rowContainerClone = widget.rowContainer.cloneNode(true); // Clone with new row id.
widget.tbodyContainer.appendChild(rowContainerClone); // Add row container clone.
// Set properties.
rowContainerClone.id = rowId;
webui.suntheme.common.setVisibleElement(rowContainerClone, true); // Set visible.
// Get row node from clone.
rowNode.id = this.id + "_rowNode"; // Restore id before retrieving new node.
rowNode = document.getElementById(rowId + "_rowNode");
if (rowNode == null) {
continue;
}
// For each column found, clone row node.
for (var k = 0; k < cols.length; k++) {
var col = this._props.columns[k]; // Get default column props.
var colId = col.id.replace(this.id, rowId);
var rowNodeClone = rowNode;
// Clone node.
if (k + 1 < cols.length) {
rowNodeClone = rowNode.cloneNode(true);
rowContainerClone.insertBefore(rowNodeClone, rowNode);
}
// Set properties.
rowNodeClone.id = colId;
if (col.width) { rowNodeClone.style.width = col.width; }
// Add cell data.
webui.suntheme.widget.common.addFragment(rowNodeClone, cols[k], "last");
}
}
// Set rows text upon first display only.
if (this._first == 0) {
this._setHeight();
this._setRowsText();
}
// Set resize event -- hack for Moz/Firefox.
if (webui.suntheme.common.browser.is_nav == true) {
this._resize();
}
// Set first row value.
this._first += props.rows.length;
return true;
}
/**
* This closure is used to process resize events.
*/
webui.suntheme.widget.table2RowGroup.resize = {
/**
* Helper function to create callback for resize event.
*
* @param id The HTML element id of the widget.
*/
createCallback: function(id) {
if (id != null) {
// New literals are created every time this function
// is called, and it's saved by closure magic.
return function(evt) {
// Note: The evt param for this event is not required here.
var domNode = document.getElementById(id);
if (domNode == null) {
return null;
} else {
domNode._resize();
}
};
}
},
/**
* Process resize event.
*/
processEvent: function() {
// Get row id.
var rowId = this.id + ":0";
// Get height offset of each visible column.
for (var i = 0; i < this._props.columns.length; i++) {
var col = this._props.columns[i]; // Get default column props.
var colId = col.id.replace(this.id, rowId);
// Get row node.
var rowNode = document.getElementById(colId);
if (rowNode == null) {
continue;
}
// Get nodes.
var columnHeaderNode = document.getElementById(col.id + "_colHeader" + i);
var columnFooterNode = document.getElementById(col.id + "_colFooter" + i);
// Set column header/footer width.
if (columnHeaderNode) {
columnHeaderNode.style.width = rowNode.offsetWidth + "px";
}
if (columnFooterNode) {
columnFooterNode.style.width = rowNode.offsetWidth + "px";
}
}
// Set group header/footer width.
var widget = dojo.widget.byId(this.id);
if (widget == null) {
return false;
}
widget.groupHeaderNode.style.width = this.scrollWidth + "px";
widget.groupFooterNode.style.width = this.scrollWidth + "px";
return true;
}
}
/**
* This function is used to set the scrollable height after rows have
* been added.
*/
webui.suntheme.widget.table2RowGroup.setHeight = function() {
// Get height offset of each visible row.
var offset = 0;
for (var i = this._currentRow; i < this._currentRow + this._props.maxRows; i++) {
var rowContainer = document.getElementById(this.id + ":" + i);
if (rowContainer != null) {
offset += rowContainer.offsetHeight;
} else {
break;
}
}
// Set height offset.
if (offset > 0) {
this.style.height = offset + "px";
}
return true;
}
/**
* This function is used to set widget properties with the
* following Object literals.
*
*
*
columns
*
footerText
*
headerText
*
height
*
id
*
maxRows
*
totalRows
*
*
* @param props Key-Value pairs of properties.
*/
webui.suntheme.widget.table2RowGroup.setProps = function(props) {
if (props == null) {
return false;
}
// Save properties for later updates.
if (this._props) {
Object.extend(this._props, props); // Override existing values, if any.
} else {
this._props = props;
}
// Set DOM node properties.
webui.suntheme.widget.common.setCoreProperties(this, props);
webui.suntheme.widget.common.setJavaScriptProperties(this, props);
// Set widget properties.
var widget = dojo.widget.byId(this.id);
if (widget == null) {
return false;
}
// Add header.
if (props.headerText) {
webui.suntheme.widget.common.addFragment(widget.groupHeaderTextNode, props.headerText);
webui.suntheme.common.setVisibleElement(widget.groupHeaderContainer, true);
}
// Add footer.
if (props.footerText) {
webui.suntheme.widget.common.addFragment(widget.groupFooterNode, props.footerText);
webui.suntheme.common.setVisibleElement(widget.groupFooterContainer, true);
}
// Add columns.
if (props.columns) {
// To do: Clear contents?
this._addColumns({
columns: props.columns
});
// Set colspan -- only works for IE.
widget.groupHeaderNode.colSpan = props.columns.length;
widget.groupFooterNode.colSpan = props.columns.length;
}
// To Do: Hack for A11Y testing.
widget.tableContainer.summary = "This is a row group";
return true;
}
/**
* This function is used to set rows text (e.g., "1 - 5 of 20").
*/
webui.suntheme.widget.table2RowGroup.setRowsText = function() {
// Get widget.
var widget = dojo.widget.byId(this.id);
if (widget == null) {
return false;
}
// To do: Localize & add filter text.
// Add title augment.
var firstRow = this._currentRow + 1;
var lastRow = Math.min(this._props.totalRows,
this._currentRow + this._props.maxRows);
widget.groupHeaderRowsTextNode.innerHTML = "Items: " + firstRow + " - " +
lastRow + " of " + this._props.totalRows;
return true;
}
/**
* This closure is used to process scroll events.
*/
webui.suntheme.widget.table2RowGroup.scroll = {
/**
* Event topics for custom AJAX implementations to listen for.
*/
beginEventTopic: "webui_widget_table2RowGroup_scroll_begin",
endEventTopic: "webui_widget_table2RowGroup_scroll_end",
/**
* Process scroll event.
*
* @param evt Event generated by scroll bar.
*/
processEvent: function(evt) {
if (evt == null) {
return false;
}
// Get DOM node.
var domNode;
if (evt.currentTarget) {
domNode = evt.currentTarget;
} else {
return false;
}
// Publish an event to retrieve rows.
if (domNode._first < domNode._props.totalRows
&& domNode._currentRow % domNode._props.maxRows == 0) {
webui.suntheme.widget.table2RowGroup.scroll.publishBeginEvent(evt);
}
// Set current row based on scroll position and row offset.
var first = 0; // First row in range.
var last = Math.min(domNode._props.totalRows,
domNode._first + domNode._props.maxRows) - 1; // Last row in range.
var scrollTop = domNode.scrollTop + 5; // Offset for borders.
while (first < last) {
var mid = Math.floor((first + last) / 2); // Index of midpoint.
var rowContainer = document.getElementById(domNode.id + ":" + mid);
if (rowContainer == null) {
break;
}
// Test if scroll position matches row offset.
if (scrollTop < rowContainer.offsetTop) {
last = mid; // Search left half.
} else if (scrollTop >= rowContainer.offsetTop) {
first = mid + 1; // Search right half.
}
}
domNode._currentRow = Math.max(0, first - 1);
// Set rows text.
domNode._setRowsText();
return true;
},
/**
* Publish an event for custom AJAX implementations to listen for.
*
* @param evt Event generated by scroll bar.
*/
publishBeginEvent: function(evt) {
dojo.event.topic.publish(webui.suntheme.widget.table2RowGroup.scroll.beginEventTopic, evt);
return true;
},
/**
* Publish an event for custom AJAX implementations to listen for.
*
* @param props Key-Value pairs of properties of the widget.
*/
publishEndEvent: function(props) {
dojo.event.topic.publish(webui.suntheme.widget.table2RowGroup.scroll.endEventTopic, props);
return true;
}
}
dojo.inherits(webui.suntheme.widget.table2RowGroup, dojo.widget.HtmlWidget);
//-->
