res.ui.ui.tabs.paging.js Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of org.apache.felix.webconsole Show documentation
Show all versions of org.apache.felix.webconsole Show documentation
Web Based Management Console for OSGi Frameworks. See
http://felix.apache.org/site/apache-felix-web-console.html for more
information on this bundle.
/*
* UI Tabs Paging extension - v1.2 (Stable - jQuery 1.8.2 and jQuery UI 1.9.0)
*
* Copyright (c) 2012, http://seyfertdesign.com/jquery/ui-tabs-paging.html
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* Depends:
* jquery.ui.core.js
* jquery.ui.widget.js
* jquery.ui.tabs.js
*/
(function($) {
// overridden ui.tabs functions
var uiTabsFuncs = {
refresh: $.ui.tabs.prototype.refresh,
option: $.ui.tabs.prototype.option
};
// DEPRECATED in jQuery UI 1.9
if ( $.uiBackCompat !== false ) {
uiTabsFuncs = $.extend(
uiTabsFuncs,
{
add: $.ui.tabs.prototype.add,
remove: $.ui.tabs.prototype.remove
}
);
}
$.extend($.ui.tabs.prototype, {
paging: function(options) {
var opts = {
tabsPerPage: 0, // Max number of tabs to display at one time. 0 automatically sizing.
nextButton: '»', // Text displayed for next button.
prevButton: '«', // Text displayed for previous button.
follow: false, // When clicking next button, automatically make first tab active. When clicking previous button automatically make last tab active.
cycle: false, // When at end of list, next button returns to first page. When at beginning of list previous button goes to end of list.
activeOnAdd: false, // When new tab is added, make tab active automatically
followOnActive: false // When tab is changed to active, automatically go move to that tab group.
};
opts = $.extend(opts, options);
var self = this, initialized = false, currentPage,
buttonWidth, containerWidth, allTabsWidth, tabWidths,
maxPageWidth, pages, resizeTimer = null,
windowHeight, windowWidth;
// initialize paging
function init() {
destroy();
windowHeight = $(window).height();
windowWidth = $(window).width();
allTabsWidth = 0, currentPage = 0, maxPageWidth = 0, buttonWidth = 0,
pages = new Array(), tabWidths = new Array(), selectedTabWidths = new Array();
containerWidth = self.element.width();
// loops through LIs, get width of each tab when selected and unselected.
var maxDiff = 0; // the max difference between a selected and unselected tab
self.tabs.each(function(i) {
if (i == self.options.active) {
selectedTabWidths[i] = $(this).outerWidth(true);
tabWidths[i] = self.tabs.eq(i).removeClass('ui-tabs-active').outerWidth(true);
self.tabs.eq(i).addClass('ui-tabs-active');
maxDiff = Math.min(maxDiff, Math.abs(selectedTabWidths[i] - tabWidths[i]));
allTabsWidth += tabWidths[i];
} else {
tabWidths[i] = $(this).outerWidth(true);
selectedTabWidths[i] = self.tabs.eq(i).addClass('ui-tabs-active').outerWidth(true);
self.tabs.eq(i).removeClass('ui-tabs-active');
maxDiff = Math.max(maxDiff, Math.abs(selectedTabWidths[i] - tabWidths[i]));
allTabsWidth += tabWidths[i];
}
});
// fix padding issues with buttons
// TODO determine a better way to handle this
allTabsWidth += maxDiff + ($.browser.msie?4:0) + 9;
// if the width of all tables is greater than the container's width, calculate the pages
if (allTabsWidth > containerWidth) {
// create next button
li = $('')
.addClass('ui-state-default ui-tabs-paging-next')
.append($('')
.click(function() { page('next'); return false; })
.html(opts.nextButton));
self.tablist.append(li);
buttonWidth = li.outerWidth(true);
// create prev button
li = $('')
.addClass('ui-state-default ui-tabs-paging-prev')
.append($('')
.click(function() { page('prev'); return false; })
.html(opts.prevButton));
self.tablist.prepend(li);
buttonWidth += li.outerWidth(true);
// TODO determine fix for padding issues to next button
buttonWidth += 19;
var pageIndex = 0, pageWidth = 0, maxTabPadding = 0;
// start calculating pageWidths
for (var i = 0; i < tabWidths.length; i++) {
// if first tab of page or selected tab's padding larger than the current max, set the maxTabPadding
if (pageWidth == 0 || selectedTabWidths[i] - tabWidths[i] > maxTabPadding)
maxTabPadding = (selectedTabWidths[i] - tabWidths[i]);
// if first tab of page, initialize pages variable for page
if (pages[pageIndex] == null) {
pages[pageIndex] = { start: i };
} else if ((i > 0 && (i % opts.tabsPerPage) == 0) || (tabWidths[i] + pageWidth + buttonWidth + 12) > containerWidth) {
if ((pageWidth + maxTabPadding) > maxPageWidth)
maxPageWidth = (pageWidth + maxTabPadding);
pageIndex++;
pages[pageIndex] = { start: i };
pageWidth = 0;
}
pages[pageIndex].end = i+1;
pageWidth += tabWidths[i];
if (i == self.options.active) currentPage = pageIndex;
}
if ((pageWidth + maxTabPadding) > maxPageWidth)
maxPageWidth = (pageWidth + maxTabPadding);
// hide all tabs then show tabs for current page
self.tabs.hide().slice(pages[currentPage].start, pages[currentPage].end).show();
if (currentPage == (pages.length - 1) && !opts.cycle)
disableButton('next');
if (currentPage == 0 && !opts.cycle)
disableButton('prev');
// calculate the right padding for the next button
buttonPadding = containerWidth - maxPageWidth - buttonWidth;
if (buttonPadding > 0)
$('.ui-tabs-paging-next', self.element).css({ paddingRight: buttonPadding + 'px' });
} else {
destroy();
}
$(window).bind('resize', handleResize);
initialized = true;
}
// handles paging forward and backward
function page(direction) {
currentPage = currentPage + (direction == 'prev'?-1:1);
if ((direction == 'prev' && currentPage < 0 && opts.cycle) ||
(direction == 'next' && currentPage >= pages.length && !opts.cycle))
currentPage = pages.length - 1;
else if ((direction == 'prev' && currentPage < 0) ||
(direction == 'next' && currentPage >= pages.length && opts.cycle))
currentPage = 0;
var start = pages[currentPage].start;
var end = pages[currentPage].end;
self.tabs.hide().slice(start, end).show();
if (direction == 'prev') {
enableButton('next');
if (opts.follow && (self.options.active < start || self.options.active > (end-1))) self.option('active', end-1);
if (!opts.cycle && start <= 0) disableButton('prev');
} else {
enableButton('prev');
if (opts.follow && (self.options.active < start || self.options.active > (end-1))) self.option('active', start);
if (!opts.cycle && end >= self.tabs.length) disableButton('next');
}
}
// change styling of next/prev buttons when disabled
function disableButton(direction) {
$('.ui-tabs-paging-'+direction, self.element).addClass('ui-tabs-paging-disabled');
}
function enableButton(direction) {
$('.ui-tabs-paging-'+direction, self.element).removeClass('ui-tabs-paging-disabled');
}
// special function defined to handle IE resize issues
function handleResize() {
if (resizeTimer) clearTimeout(resizeTimer);
if (windowHeight != $(window).height() || windowWidth != $(window).width())
{
resizeTimer = setTimeout(init, 100);
}
}
// remove all paging related changes and events
function destroy() {
// remove buttons
$('.ui-tabs-paging-next', self.element).remove();
$('.ui-tabs-paging-prev', self.element).remove();
// show all tabs
self.tabs.show();
initialized = false;
$(window).unbind('resize', handleResize);
}
// ------------- OVERRIDDEN PUBLIC FUNCTIONS -------------
self.option = function(optionName, value) {
uiTabsFuncs.option.apply(this, [optionName, value]);
// if "followOnActive" is true, then move page when selection changes
if (optionName == "active")
{
// if paging is not initialized or it is not configured to
// change pages when a new tab is active, then do nothing
if (!initialized || !opts.followOnActive)
return this;
// find the new page based on index of the active tab
for (var i in pages) {
var start = pages[i].start;
var end = pages[i].end;
if (value >= start && value < end) {
// if the the active tab is not within the currentPage of tabs, then change pages
if (i != currentPage) {
this.tabs.hide().slice(start, end).show();
currentPage = parseInt(i);
if (currentPage == 0) {
enableButton('next');
if (!opts.cycle && start <= 0) disableButton('prev');
} else {
enableButton('prev');
if (!opts.cycle && end >= this.tabs.length) disableButton('next');
}
}
break;
}
}
}
return this;
}
self.refresh = function() {
if (initialized)
{
destroy();
uiTabsFuncs.refresh.apply(this);
// re-initialize paging buttons
init();
}
uiTabsFuncs.refresh.apply(this);
}
// DEPRECATED in jQuery UI 1.9
if ( $.uiBackCompat !== false )
{
// temporarily remove paging buttons before adding a tab
self.add = function(url, label, index) {
if (initialized)
{
destroy();
uiTabsFuncs.add.apply(this, [url, label, index]);
if (opts.activeOnAdd) {
if (index == undefined) index = this.tabs.length-1;
this.option('active', index);
}
// re-initialize paging buttons
init();
return this;
}
return uiTabsFuncs.add.apply(this, [url, label, index]);
}
// temporarily remove paging buttons before removing a tab
self.remove = function(index) {
if (initialized)
{
destroy();
uiTabsFuncs.remove.apply(this, [index]);
init();
return this;
}
return uiTabsFuncs.remove.apply(this, [index]);
}
}
// ------------- PUBLIC FUNCTIONS -------------
$.extend($.ui.tabs.prototype, {
// public function for removing paging
pagingDestroy: function() {
destroy();
return this;
},
// public function to handle resizes that are not on the window
pagingResize: function() {
init();
return this;
}
});
// initialize on startup!
init();
}
});
})(jQuery);