MediaWiki:Gadget-collapsibleTables.js: Difference between revisions
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Created page with " /* Test if an element has a certain class ************************************** * * Description: Uses regular expressions and caching for better performance. * Maintainer..." |
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/** |
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* Collapsible tables ********************************************************* |
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* |
* |
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* |
* Description: Allows tables to be collapsed, showing only the header. See |
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* |
* [[Wikipedia:NavFrame]]. |
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* |
* Maintainers: [[User:R. Koot]] |
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*/ |
*/ |
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var autoCollapse = 2; |
var autoCollapse = 2; |
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var collapseCaption = |
var collapseCaption = 'hide'; |
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var expandCaption = |
var expandCaption = 'show'; |
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function |
window.collapseTable = function ( tableIndex ) { |
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{ |
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var |
var Table = document.getElementById( 'collapsibleTable' + tableIndex ); |
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if ( !Table || !Button ) { |
if ( !Table || !Button ) { |
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return false; |
return false; |
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} |
} |
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var Rows = Table.rows; |
var Rows = Table.rows; |
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var i; |
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if ( Button.firstChild.data == collapseCaption ) { |
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if ( Button.firstChild.data === collapseCaption ) { |
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for ( i = 1; i < Rows.length; i++ ) { |
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Rows[i].style.display = 'none'; |
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} |
} |
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Button.firstChild.data = expandCaption; |
Button.firstChild.data = expandCaption; |
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} else { |
} else { |
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for ( |
for ( i = 1; i < Rows.length; i++ ) { |
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Rows[i].style.display = Rows[0].style.display; |
Rows[i].style.display = Rows[0].style.display; |
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} |
} |
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Button.firstChild.data = collapseCaption; |
Button.firstChild.data = collapseCaption; |
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} |
} |
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} |
}; |
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function createCollapseButtons() |
function createCollapseButtons() { |
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{ |
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var tableIndex = 0; |
var tableIndex = 0; |
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var NavigationBoxes = |
var NavigationBoxes = {}; |
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var Tables = document.getElementsByTagName( |
var Tables = document.getElementsByTagName( 'table' ); |
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var i; |
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function handleButtonLink( index, e ) { |
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window.collapseTable( index ); |
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e.preventDefault(); |
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} |
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/* only add button and increment count if there is a header row to work with */ |
/* only add button and increment count if there is a header row to work with */ |
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var HeaderRow = Tables[i].getElementsByTagName( |
var HeaderRow = Tables[i].getElementsByTagName( 'tr' )[0]; |
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if (!HeaderRow) continue; |
if ( !HeaderRow ) continue; |
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var Header = HeaderRow.getElementsByTagName( |
var Header = HeaderRow.getElementsByTagName( 'th' )[0]; |
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if (!Header) continue; |
if ( !Header ) continue; |
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NavigationBoxes[ tableIndex ] = Tables[i]; |
NavigationBoxes[ tableIndex ] = Tables[i]; |
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Tables[i].setAttribute( |
Tables[i].setAttribute( 'id', 'collapsibleTable' + tableIndex ); |
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var Button = document.createElement( |
var Button = document.createElement( 'span' ); |
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var ButtonLink = document.createElement( |
var ButtonLink = document.createElement( 'a' ); |
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var ButtonText = document.createTextNode( collapseCaption ); |
var ButtonText = document.createTextNode( collapseCaption ); |
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Button.className = |
Button.className = 'collapseButton'; /* Styles are declared in Common.css */ |
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ButtonLink.style.color = Header.style.color; |
ButtonLink.style.color = Header.style.color; |
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ButtonLink.setAttribute( |
ButtonLink.setAttribute( 'id', 'collapseButton' + tableIndex ); |
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ButtonLink.setAttribute( |
ButtonLink.setAttribute( 'href', '#' ); |
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$( ButtonLink ).on( 'click', $.proxy( handleButtonLink, ButtonLink, tableIndex ) ); |
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ButtonLink.appendChild( ButtonText ); |
ButtonLink.appendChild( ButtonText ); |
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Button.appendChild( document.createTextNode( |
Button.appendChild( document.createTextNode( '[' ) ); |
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Button.appendChild( ButtonLink ); |
Button.appendChild( ButtonLink ); |
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Button.appendChild( document.createTextNode( |
Button.appendChild( document.createTextNode( ']' ) ); |
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Header.insertBefore( Button, Header. |
Header.insertBefore( Button, Header.firstChild ); |
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tableIndex++; |
tableIndex++; |
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} |
} |
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} |
} |
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for ( |
for ( i = 0; i < tableIndex; i++ ) { |
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if ( |
if ( $( NavigationBoxes[i] ).hasClass( 'collapsed' ) || ( tableIndex >= autoCollapse && $( NavigationBoxes[i] ).hasClass( 'autocollapse' ) ) ) { |
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collapseTable( i ); |
window.collapseTable( i ); |
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} |
} |
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else if ( |
else if ( $( NavigationBoxes[i] ).hasClass ( 'innercollapse' ) ) { |
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var element = NavigationBoxes[i]; |
var element = NavigationBoxes[i]; |
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while (element = element.parentNode) { |
while ((element = element.parentNode)) { |
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if ( |
if ( $( element ).hasClass( 'outercollapse' ) ) { |
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collapseTable ( i ); |
window.collapseTable ( i ); |
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break; |
break; |
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} |
} |
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} |
} |
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} |
} |
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Revision as of 20:13, 25 March 2013
/* Test if an element has a certain class **************************************
*
* Description: Uses regular expressions and caching for better performance.
* Maintainers: [[w:User:Mike Dillon]], [[w:User:R. Koot]], [[w:User:SG]]
*/
var hasClass = (function () {
var reCache = {};
return function (element, className) {
return (reCache[className] ? reCache[className] : (reCache[className] = new RegExp("(?:\\s|^)" + className + "(?:\\s|$)"))).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';
window.collapseTable = function ( tableIndex ) {
var Button = document.getElementById( 'collapseButton' + tableIndex );
var Table = document.getElementById( 'collapsibleTable' + tableIndex );
if ( !Table || !Button ) {
return false;
}
var Rows = Table.rows;
var i;
if ( Button.firstChild.data === collapseCaption ) {
for ( i = 1; i < Rows.length; i++ ) {
Rows[i].style.display = 'none';
}
Button.firstChild.data = expandCaption;
} else {
for ( 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 = {};
var Tables = document.getElementsByTagName( 'table' );
var i;
function handleButtonLink( index, e ) {
window.collapseTable( index );
e.preventDefault();
}
for ( i = 0; i < Tables.length; i++ ) {
if ( $( Tables[i] ).hasClass( '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', '#' );
$( ButtonLink ).on( 'click', $.proxy( handleButtonLink, ButtonLink, tableIndex ) );
ButtonLink.appendChild( ButtonText );
Button.appendChild( document.createTextNode( '[' ) );
Button.appendChild( ButtonLink );
Button.appendChild( document.createTextNode( ']' ) );
Header.insertBefore( Button, Header.firstChild );
tableIndex++;
}
}
for ( i = 0; i < tableIndex; i++ ) {
if ( $( NavigationBoxes[i] ).hasClass( 'collapsed' ) || ( tableIndex >= autoCollapse && $( NavigationBoxes[i] ).hasClass( 'autocollapse' ) ) ) {
window.collapseTable( i );
}
else if ( $( NavigationBoxes[i] ).hasClass ( 'innercollapse' ) ) {
var element = NavigationBoxes[i];
while ((element = element.parentNode)) {
if ( $( element ).hasClass( 'outercollapse' ) ) {
window.collapseTable ( i );
break;
}
}
}
}
}
$( createCollapseButtons );
/** Dynamic Navigation Bars (experimental) *************************************
*
* Description: See [[w: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 );