MediaWiki:Common.js: Difference between revisions
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//expand | /* | ||
EXPAND HIDDEN TEMPLATES | |||
Description: Expands and collapses hidden templates on a page. | |||
Templates affected include {{hidden}}, {{hidden archive top}}, and their derivatives. | |||
Documentation: [[Wikipedia:Expand Hidden Templates]] | |||
Link: [[User:Gary King/expand hidden templates.js]] | |||
*/ | |||
if (typeof(unsafeWindow) != 'undefined') | |||
{ | |||
var addPortletLink = unsafeWindow.addPortletLink; | |||
var collapseTable = unsafeWindow.collapseTable; | |||
var expandHiddenTemplates = expandHiddenTemplates; | |||
var toggleNavigationBar = unsafeWindow.toggleNavigationBar; | |||
var wgAction = unsafeWindow.wgAction; | |||
} | |||
if (typeof(expandHiddenTemplates) == 'undefined') | if (typeof(expandHiddenTemplates) == 'undefined') | ||
expandHiddenTemplates = {}; | expandHiddenTemplates = {}; | ||
expandHiddenTemplatesMain = function() | expandHiddenTemplatesMain = function() | ||
{ | { | ||
var nodeText = document.getElementById('expand-hidden-templates').firstChild.firstChild.firstChild; | var nodeText = document.getElementById('t-expand-hidden-templates').firstChild.firstChild.firstChild; | ||
if (nodeText.nodeValue == ' | if (nodeText.nodeValue == 'Expand templates') | ||
var action = 'expanding'; | var action = 'expanding'; | ||
else | else | ||
Line 240: | Line 256: | ||
} | } | ||
if (buttons.length | if (buttons.length == 0 && toggles.length == 0) | ||
alert('There are no templates to expand on this page.'); | |||
else | |||
{ | { | ||
if (action == 'expanding') | if (action == 'expanding') | ||
nodeText.nodeValue = ' | nodeText.nodeValue = 'Collapse templates'; | ||
else | else | ||
nodeText.nodeValue = ' | nodeText.nodeValue = 'Expand templates'; | ||
} | } | ||
} | } | ||
expandHiddenTemplatesPortletLink = function() | |||
{ | |||
if (addPortletLink) | |||
{ | |||
if ((wgAction != 'view' && wgAction != 'submit' && wgAction != 'edit' && wgAction != 'purge') || navigator.appName.indexOf('Microsoft Internet Explorer') == -1) | |||
return; | |||
var buttons = document.getElementsByClassName('collapseButton'); | |||
var toggles = document.getElementsByClassName('NavToggle'); | |||
if (buttons.length + toggles.length == 0) | |||
return; | |||
if (typeof(expandHiddenTemplates) == 'undefined') | |||
expandHiddenTemplates = {}; | |||
if (typeof(expandHiddenTemplates.addTab) == 'undefined') | |||
expandHiddenTemplates.addTab = false; | |||
if (typeof(expandHiddenTemplates.addToNavigation) == 'undefined') | |||
expandHiddenTemplates.addToNavigation = false; | |||
if (expandHiddenTemplates.addTab) | |||
addPortletLink('p-cactions', 'javascript:expandHiddenTemplatesMain()', 'Expand templates', 't-expand-hidden-templates', 'Expands or hides all collapsible templates'); | |||
if (expandHiddenTemplates.addToNavigation) | |||
addPortletLink('p-navigation', 'javascript:expandHiddenTemplatesMain()', 'Expand templates', 't-expand-hidden-templates', 'Expands or hides all collapsible templates'); | |||
if (!expandHiddenTemplates.addTab && !expandHiddenTemplates.addToNavigation) | |||
addPortletLink('p-tb', 'javascript:expandHiddenTemplatesMain()', 'Expand templates', 't-expand-hidden-templates', 'Expands or hides all collapsible templates'); | |||
} | |||
} | |||
if (typeof(unsafeWindow) == 'undefined') | |||
addOnloadHook(expandHiddenTemplatesPortletLink); | |||
else | |||
expandHiddenTemplatesPortletLink(); | |||
if (typeof(unsafeWindow) != 'undefined') | |||
unsafeWindow.expandHiddenTemplatesMain = expandHiddenTemplatesMain; |
Revision as of 23:22, 24 October 2010
/* Test if an element has a certain class **************************************
*
* Description: Uses regular expressions and caching for better performance.
* Maintainers: [[User:Mike Dillon]], [[User:R. Koot]], [[User:SG]]
*/
var hasClass = (function () {
var reCache = {};
return function (element, className) {
return (reCache[className] ? reCache[className] : (reCache[className] = new RegExp("(?:\\s|^)" + className + "(?:\\s|$)"))).test(element.className);
};
})();
/** Collapsible tables *********************************************************
*
* Description: Allows tables to be collapsed, showing only the header. See
* [[Wikipedia:NavFrame]].
* Maintainers: [[User:R. Koot]]
*/
var autoCollapse = 2;
var collapseCaption = "hide";
var expandCaption = "show";
function collapseTable( tableIndex )
{
var Button = document.getElementById( "collapseButton" + tableIndex );
var Table = document.getElementById( "collapsibleTable" + tableIndex );
if ( !Table || !Button ) {
return false;
}
var Rows = Table.rows;
if ( Button.firstChild.data == collapseCaption ) {
for ( var i = 1; i < Rows.length; i++ ) {
Rows[i].style.display = "none";
}
Button.firstChild.data = expandCaption;
} else {
for ( var i = 1; i < Rows.length; i++ ) {
Rows[i].style.display = Rows[0].style.display;
}
Button.firstChild.data = collapseCaption;
}
}
function createCollapseButtons()
{
var tableIndex = 0;
var NavigationBoxes = new Object();
var Tables = document.getElementsByTagName( "table" );
for ( var i = 0; i < Tables.length; i++ ) {
if ( hasClass( Tables[i], "collapsible" ) ) {
/* only add button and increment count if there is a header row to work with */
var HeaderRow = Tables[i].getElementsByTagName( "tr" )[0];
if (!HeaderRow) continue;
var Header = HeaderRow.getElementsByTagName( "th" )[0];
if (!Header) continue;
NavigationBoxes[ tableIndex ] = Tables[i];
Tables[i].setAttribute( "id", "collapsibleTable" + tableIndex );
var Button = document.createElement( "span" );
var ButtonLink = document.createElement( "a" );
var ButtonText = document.createTextNode( collapseCaption );
Button.className = "collapseButton"; //Styles are declared in Common.css
ButtonLink.style.color = Header.style.color;
ButtonLink.setAttribute( "id", "collapseButton" + tableIndex );
ButtonLink.setAttribute( "href", "javascript:collapseTable(" + tableIndex + ");" );
ButtonLink.appendChild( ButtonText );
Button.appendChild( document.createTextNode( "[" ) );
Button.appendChild( ButtonLink );
Button.appendChild( document.createTextNode( "]" ) );
Header.insertBefore( Button, Header.childNodes[0] );
tableIndex++;
}
}
for ( var i = 0; i < tableIndex; i++ ) {
if ( hasClass( NavigationBoxes[i], "collapsed" ) || ( tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], "autocollapse" ) ) ) {
collapseTable( i );
}
else if ( hasClass( NavigationBoxes[i], "innercollapse" ) ) {
var element = NavigationBoxes[i];
while (element = element.parentNode) {
if ( hasClass( element, "outercollapse" ) ) {
collapseTable ( i );
break;
}
}
}
}
}
addOnloadHook( createCollapseButtons );
/** Dynamic Navigation Bars (experimental) *************************************
*
* Description: See [[Wikipedia:NavFrame]].
* Maintainers: UNMAINTAINED
*/
// set up the words in your language
var NavigationBarHide = '[' + collapseCaption + ']';
var NavigationBarShow = '[' + expandCaption + ']';
// shows and hides content and picture (if available) of navigation bars
// Parameters:
// indexNavigationBar: the index of navigation bar to be toggled
function toggleNavigationBar(indexNavigationBar)
{
var NavToggle = document.getElementById("NavToggle" + indexNavigationBar);
var NavFrame = document.getElementById("NavFrame" + indexNavigationBar);
if (!NavFrame || !NavToggle) {
return false;
}
// if shown now
if (NavToggle.firstChild.data == NavigationBarHide) {
for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
if ( hasClass( NavChild, 'NavPic' ) ) {
NavChild.style.display = 'none';
}
if ( hasClass( NavChild, 'NavContent') ) {
NavChild.style.display = 'none';
}
}
NavToggle.firstChild.data = NavigationBarShow;
// if hidden now
} else if (NavToggle.firstChild.data == NavigationBarShow) {
for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
if (hasClass(NavChild, 'NavPic')) {
NavChild.style.display = 'block';
}
if (hasClass(NavChild, 'NavContent')) {
NavChild.style.display = 'block';
}
}
NavToggle.firstChild.data = NavigationBarHide;
}
}
// adds show/hide-button to navigation bars
function createNavigationBarToggleButton()
{
var indexNavigationBar = 0;
// iterate over all < div >-elements
var divs = document.getElementsByTagName("div");
for (var i = 0; NavFrame = divs[i]; i++) {
// if found a navigation bar
if (hasClass(NavFrame, "NavFrame")) {
indexNavigationBar++;
var NavToggle = document.createElement("a");
NavToggle.className = 'NavToggle';
NavToggle.setAttribute('id', 'NavToggle' + indexNavigationBar);
NavToggle.setAttribute('href', 'javascript:toggleNavigationBar(' + indexNavigationBar + ');');
var isCollapsed = hasClass( NavFrame, "collapsed" );
/*
* Check if any children are already hidden. This loop is here for backwards compatibility:
* the old way of making NavFrames start out collapsed was to manually add style="display:none"
* to all the NavPic/NavContent elements. Since this was bad for accessibility (no way to make
* the content visible without JavaScript support), the new recommended way is to add the class
* "collapsed" to the NavFrame itself, just like with collapsible tables.
*/
for (var NavChild = NavFrame.firstChild; NavChild != null && !isCollapsed; NavChild = NavChild.nextSibling) {
if ( hasClass( NavChild, 'NavPic' ) || hasClass( NavChild, 'NavContent' ) ) {
if ( NavChild.style.display == 'none' ) {
isCollapsed = true;
}
}
}
if (isCollapsed) {
for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
if ( hasClass( NavChild, 'NavPic' ) || hasClass( NavChild, 'NavContent' ) ) {
NavChild.style.display = 'none';
}
}
}
var NavToggleText = document.createTextNode(isCollapsed ? NavigationBarShow : NavigationBarHide);
NavToggle.appendChild(NavToggleText);
// Find the NavHead and attach the toggle link (Must be this complicated because Moz's firstChild handling is borked)
for(var j=0; j < NavFrame.childNodes.length; j++) {
if (hasClass(NavFrame.childNodes[j], "NavHead")) {
NavFrame.childNodes[j].appendChild(NavToggle);
}
}
NavFrame.setAttribute('id', 'NavFrame' + indexNavigationBar);
}
}
}
addOnloadHook( createNavigationBarToggleButton );
/*
EXPAND HIDDEN TEMPLATES
Description: Expands and collapses hidden templates on a page.
Templates affected include {{hidden}}, {{hidden archive top}}, and their derivatives.
Documentation: [[Wikipedia:Expand Hidden Templates]]
Link: [[User:Gary King/expand hidden templates.js]]
*/
if (typeof(unsafeWindow) != 'undefined')
{
var addPortletLink = unsafeWindow.addPortletLink;
var collapseTable = unsafeWindow.collapseTable;
var expandHiddenTemplates = expandHiddenTemplates;
var toggleNavigationBar = unsafeWindow.toggleNavigationBar;
var wgAction = unsafeWindow.wgAction;
}
if (typeof(expandHiddenTemplates) == 'undefined')
expandHiddenTemplates = {};
expandHiddenTemplatesMain = function()
{
var nodeText = document.getElementById('t-expand-hidden-templates').firstChild.firstChild.firstChild;
if (nodeText.nodeValue == 'Expand templates')
var action = 'expanding';
else
var action = 'collapsing';
// .collapseButton
var buttons = document.getElementsByClassName('collapseButton');
for (var i = 0; i < buttons.length; i++)
{
if (
(action == 'expanding' && buttons[i].childNodes[1].firstChild.nodeValue == 'show')
|| (action == 'collapsing' && buttons[i].childNodes[1].firstChild.nodeValue == 'hide')
)
buttons[i].childNodes[1].click(); // IE-only?
}
// .NavToggle
var toggles = document.getElementsByClassName('NavToggle');
for (var i = 0; i < toggles.length; i++)
{
if (
(action == 'expanding' && toggles[i].firstChild.nodeValue == '[show]')
|| (action == 'collapsing' && toggles[i].firstChild.nodeValue == '[hide]')
)
toggles[i].click(); // IE-only?
}
if (buttons.length == 0 && toggles.length == 0)
alert('There are no templates to expand on this page.');
else
{
if (action == 'expanding')
nodeText.nodeValue = 'Collapse templates';
else
nodeText.nodeValue = 'Expand templates';
}
}
expandHiddenTemplatesPortletLink = function()
{
if (addPortletLink)
{
if ((wgAction != 'view' && wgAction != 'submit' && wgAction != 'edit' && wgAction != 'purge') || navigator.appName.indexOf('Microsoft Internet Explorer') == -1)
return;
var buttons = document.getElementsByClassName('collapseButton');
var toggles = document.getElementsByClassName('NavToggle');
if (buttons.length + toggles.length == 0)
return;
if (typeof(expandHiddenTemplates) == 'undefined')
expandHiddenTemplates = {};
if (typeof(expandHiddenTemplates.addTab) == 'undefined')
expandHiddenTemplates.addTab = false;
if (typeof(expandHiddenTemplates.addToNavigation) == 'undefined')
expandHiddenTemplates.addToNavigation = false;
if (expandHiddenTemplates.addTab)
addPortletLink('p-cactions', 'javascript:expandHiddenTemplatesMain()', 'Expand templates', 't-expand-hidden-templates', 'Expands or hides all collapsible templates');
if (expandHiddenTemplates.addToNavigation)
addPortletLink('p-navigation', 'javascript:expandHiddenTemplatesMain()', 'Expand templates', 't-expand-hidden-templates', 'Expands or hides all collapsible templates');
if (!expandHiddenTemplates.addTab && !expandHiddenTemplates.addToNavigation)
addPortletLink('p-tb', 'javascript:expandHiddenTemplatesMain()', 'Expand templates', 't-expand-hidden-templates', 'Expands or hides all collapsible templates');
}
}
if (typeof(unsafeWindow) == 'undefined')
addOnloadHook(expandHiddenTemplatesPortletLink);
else
expandHiddenTemplatesPortletLink();
if (typeof(unsafeWindow) != 'undefined')
unsafeWindow.expandHiddenTemplatesMain = expandHiddenTemplatesMain;