MediaWiki:Common.js: Difference between revisions
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/* Any JavaScript here will be loaded for all users on every page load. */ | |||
// <syntax type="javascript"> | |||
/** | |||
Toggles the display of elements on a page | |||
Author/contact: Austin Che http://openwetware.org/wiki/User:Austin_J._Che | |||
See http://openwetware.org/wiki/OpenWetWare:Toggle for examples and documentation | |||
*/ | |||
// indexed array of toggler ids to array of associated toggle operations | |||
// each operation is a two element array, the first being the type, the second a class name or array of elements | |||
// operation types are strings like "_reset" or "" for the default toggle operation | |||
var togglers = []; | |||
var allClasses = {}; // associative map of class names to page elements | |||
function toggler(id) | |||
{ | |||
var toBeToggled = togglers[id]; | |||
if (!toBeToggled) | |||
return; | |||
// if some element is in list more than once, it will be toggled multiple times | |||
for (var i = 0; i < toBeToggled.length; i++) | |||
{ | |||
// get array of elements to operate on | |||
var toggles = toBeToggled[i][1]; | |||
if (typeof(toggles) == "string") | |||
{ | |||
if (toggles.charAt(0) == '-') | |||
{ | |||
// treat as an element ID, not as class | |||
toggles = document.getElementById(toggles.substring(1)); | |||
if (toggles) | |||
toggles = new Array(toggles); | |||
} | |||
else | |||
toggles = allClasses[toggles]; | |||
} | |||
if (!toggles || !toggles.length) | |||
continue; | |||
var op = toBeToggled[i][0]; // what the operation will be | |||
switch (op) | |||
{ | |||
case "_reset": | |||
for (var j = 0; j < toggles.length; j++) | |||
toggles[j].style.display = toggles[j]._toggle_original_display; | |||
break; | |||
case "_show": | |||
for (j = 0; j < toggles.length; j++) | |||
toggles[j].style.display = ''; | |||
break; | |||
case "_hide": | |||
for (j = 0; j < toggles.length; j++) | |||
toggles[j].style.display = 'none'; | |||
break; | |||
case "": | |||
default: | |||
// Toggle | |||
for (j = 0; j < toggles.length; j++) | |||
toggles[j].style.display = ((toggles[j].style.display == 'none') ? '' : 'none'); | |||
break; | |||
} | |||
} | |||
} | |||
function createTogglerLink(toggler, id) | |||
{ | |||
var toggle = document.createElement("a"); | |||
toggle.className = 'toggler-link'; | |||
toggle.setAttribute('id', 'toggler' + id); | |||
toggle.setAttribute('href', 'javascript:toggler("' + id + '");'); | |||
var child = toggler.firstChild; | |||
toggler.removeChild(child); | |||
toggle.appendChild(child); | |||
toggler.insertBefore(toggle, toggler.firstChild); | |||
} | |||
function toggleInit() | |||
{ | |||
var togglerElems = []; | |||
var toggleGroup = []; | |||
// initialize/clear any old information | |||
togglers = []; | |||
allClasses = {}; | |||
// make list of all document classes | |||
var elems = document.getElementsByTagName("*"); | |||
var numelems = elems.length; | |||
for (var i = 0; i < elems.length; i++) | |||
{ | |||
var elem = elems[i]; | |||
if (!elem.className) | |||
continue; | |||
elem._toggle_original_display = elem.style.display; | |||
var togglerID = -1; | |||
var elemClasses = elem.className.split(' '); // get list of classes | |||
for (var j = 0; j < elemClasses.length; j++) | |||
{ | |||
var elemClass = elemClasses[j]; | |||
if (! allClasses[elemClass]) | |||
allClasses[elemClass] = []; | |||
allClasses[elemClass].push(elem); | |||
// all the special classes begin with _toggle | |||
if (elemClass.substring(0, 7) != "_toggle") | |||
continue; | |||
if (elemClass == "_togglegroup") | |||
toggleGroup = []; | |||
else if (elemClass == "_toggle") | |||
toggleGroup.push(elem); | |||
else if (elemClass.substring(0, 12) == "_toggle_init") | |||
{ | |||
// set initial value for display (ignore the original CSS set value) | |||
// understands _toggle_initshow and _toggle_inithide | |||
var disp = elemClass.substring(12); | |||
if (disp == "show") | |||
elem.style.display = ''; | |||
else if (disp == "hide") | |||
elem.style.display = 'none'; | |||
elem._toggle_original_display = disp; | |||
} | |||
else if (elemClass.substring(0, 8) == "_toggler") | |||
{ | |||
if (togglerID == -1) | |||
{ | |||
togglerID = togglers.length; | |||
togglers[togglerID] = []; | |||
togglerElems[togglerID] = elem; | |||
} | |||
// all classes are of form _toggler_op-CLASS | |||
// figure out what class we're toggling | |||
// if none is specified, then we use the current toggle group | |||
var toBeToggled; | |||
var hyphen = elemClass.indexOf('-'); | |||
if (hyphen != -1) | |||
toBeToggled = elemClass.substring(hyphen+1); | |||
else | |||
{ | |||
toBeToggled = toggleGroup; | |||
hyphen = elemClass.length; | |||
} | |||
var op = elemClass.substring(8, hyphen); | |||
togglers[togglerID].push(new Array(op, toBeToggled)); | |||
} | |||
} | |||
} | |||
// add javascript links to all toggler elements | |||
for (i = 0; i < togglerElems.length; i++) | |||
createTogglerLink(togglerElems[i], i); | |||
} | |||
function owwsitesearch(f){ | |||
f.q.value='site:http://openwetware.org/wiki/'+ | |||
f.base.value+'++'+f.qfront.value; | |||
} | |||
$( toggleInit ); | |||
// </syntax> |
Revision as of 08:11, 9 December 2023
/* Any JavaScript here will be loaded for all users on every page load. */ // <syntax type="javascript"> /** Toggles the display of elements on a page Author/contact: Austin Che http://openwetware.org/wiki/User:Austin_J._Che See http://openwetware.org/wiki/OpenWetWare:Toggle for examples and documentation */ // indexed array of toggler ids to array of associated toggle operations // each operation is a two element array, the first being the type, the second a class name or array of elements // operation types are strings like "_reset" or "" for the default toggle operation var togglers = []; var allClasses = {}; // associative map of class names to page elements function toggler(id) { var toBeToggled = togglers[id]; if (!toBeToggled) return; // if some element is in list more than once, it will be toggled multiple times for (var i = 0; i < toBeToggled.length; i++) { // get array of elements to operate on var toggles = toBeToggled[i][1]; if (typeof(toggles) == "string") { if (toggles.charAt(0) == '-') { // treat as an element ID, not as class toggles = document.getElementById(toggles.substring(1)); if (toggles) toggles = new Array(toggles); } else toggles = allClasses[toggles]; } if (!toggles || !toggles.length) continue; var op = toBeToggled[i][0]; // what the operation will be switch (op) { case "_reset": for (var j = 0; j < toggles.length; j++) toggles[j].style.display = toggles[j]._toggle_original_display; break; case "_show": for (j = 0; j < toggles.length; j++) toggles[j].style.display = ''; break; case "_hide": for (j = 0; j < toggles.length; j++) toggles[j].style.display = 'none'; break; case "": default: // Toggle for (j = 0; j < toggles.length; j++) toggles[j].style.display = ((toggles[j].style.display == 'none') ? '' : 'none'); break; } } } function createTogglerLink(toggler, id) { var toggle = document.createElement("a"); toggle.className = 'toggler-link'; toggle.setAttribute('id', 'toggler' + id); toggle.setAttribute('href', 'javascript:toggler("' + id + '");'); var child = toggler.firstChild; toggler.removeChild(child); toggle.appendChild(child); toggler.insertBefore(toggle, toggler.firstChild); } function toggleInit() { var togglerElems = []; var toggleGroup = []; // initialize/clear any old information togglers = []; allClasses = {}; // make list of all document classes var elems = document.getElementsByTagName("*"); var numelems = elems.length; for (var i = 0; i < elems.length; i++) { var elem = elems[i]; if (!elem.className) continue; elem._toggle_original_display = elem.style.display; var togglerID = -1; var elemClasses = elem.className.split(' '); // get list of classes for (var j = 0; j < elemClasses.length; j++) { var elemClass = elemClasses[j]; if (! allClasses[elemClass]) allClasses[elemClass] = []; allClasses[elemClass].push(elem); // all the special classes begin with _toggle if (elemClass.substring(0, 7) != "_toggle") continue; if (elemClass == "_togglegroup") toggleGroup = []; else if (elemClass == "_toggle") toggleGroup.push(elem); else if (elemClass.substring(0, 12) == "_toggle_init") { // set initial value for display (ignore the original CSS set value) // understands _toggle_initshow and _toggle_inithide var disp = elemClass.substring(12); if (disp == "show") elem.style.display = ''; else if (disp == "hide") elem.style.display = 'none'; elem._toggle_original_display = disp; } else if (elemClass.substring(0, 8) == "_toggler") { if (togglerID == -1) { togglerID = togglers.length; togglers[togglerID] = []; togglerElems[togglerID] = elem; } // all classes are of form _toggler_op-CLASS // figure out what class we're toggling // if none is specified, then we use the current toggle group var toBeToggled; var hyphen = elemClass.indexOf('-'); if (hyphen != -1) toBeToggled = elemClass.substring(hyphen+1); else { toBeToggled = toggleGroup; hyphen = elemClass.length; } var op = elemClass.substring(8, hyphen); togglers[togglerID].push(new Array(op, toBeToggled)); } } } // add javascript links to all toggler elements for (i = 0; i < togglerElems.length; i++) createTogglerLink(togglerElems[i], i); } function owwsitesearch(f){ f.q.value='site:http://openwetware.org/wiki/'+ f.base.value+'++'+f.qfront.value; } $( toggleInit ); // </syntax>