|
|
Line 1: |
Line 1: |
- | /* Any JavaScript here will be loaded for all users on every page load. */
| |
- | // <source lang="javascript">
| |
| | | |
- | /*
| |
- | EditTools support: add a selector, change into true buttons, enable for all text input fields
| |
- | The special characters to insert are defined at [[MediaWiki:Edittools]].
| |
- | */
| |
- |
| |
- | // Globals: getElementsByClassName, hookEvent, addEvent (from wikibits.js)
| |
- |
| |
- | if ( load_edittools == true ) { // Legacy. Do we really need this?
| |
- | if ( typeof( EditTools_set_focus ) == 'undefined' ) {
| |
- | var EditTools_set_focus = true;
| |
- | }
| |
- |
| |
- | if ( typeof( EditTools_set_focus_initially ) == 'undefined' ) {
| |
- | var EditTools_set_focus_initially = EditTools_set_focus;
| |
- | }
| |
- |
| |
- | if ( typeof( EditTools_initial_subset ) == 'undefined' ) {
| |
- | var EditTools_initial_subset = 0;
| |
- | }
| |
- |
| |
- | var EditTools = {
| |
- | createSelector: function() {
| |
- | var spec = document.getElementById( 'specialchars' );
| |
- | if ( !spec ) {
| |
- | return;
| |
- | }
| |
- | var sb = getElementsByClassName( spec, 'p', 'specialbasic' );
| |
- | if ( sb.length <= 1 ) {
| |
- | return; // Only care if there is more than one
| |
- | }
| |
- |
| |
- | var sel = document.createElement( 'select' );
| |
- | sel.style.display = 'inline';
| |
- | // sel.setAttribute( 'onchange', 'EditTools.chooseCharSubset( selectedIndex, true );' );
| |
- | // Apparently, this doesn't work on IE6. Use an explicit event handling function instead:
| |
- | sel.onchange = EditTools.handleOnchange;
| |
- |
| |
- | var initial = EditTools_initial_subset;
| |
- | if ( isNaN( initial ) || initial < 0 || initial >= sb.length ) {
| |
- | initial = 0;
| |
- | }
| |
- |
| |
- | for ( var i = 0; i < sb.length; i++ ) {
| |
- | var o = document.createElement( 'option' );
| |
- | // Ugh. We have encoded Unicode characters in the names...
| |
- | var id = sb[i].id.replace( /.([0-9A-F][0-9A-F])/g, '%$1' ).replace( /_/g, ' ' );
| |
- | if ( i == initial ) {
| |
- | o.selected = 'selected';
| |
- | }
| |
- | o.appendChild( document.createTextNode( decodeURIComponent( id ) ) );
| |
- | sel.appendChild( o );
| |
- | }
| |
- |
| |
- | spec.insertBefore( sel, spec.firstChild );
| |
- |
| |
- | EditTools.chooseCharSubset(
| |
- | initial,
| |
- | ( wgAction != 'submit' ) &&
| |
- | EditTools_set_focus_initially &&
| |
- | ( wgCanonicalNamespace != 'Special' || wgCanonicalSpecialPageName != 'Upload' )
| |
- | );
| |
- | },
| |
- |
| |
- | handleOnchange: function( evt ) {
| |
- | var e = evt || window.event; // W3C, IE
| |
- | var node = e.target || e.srcElement; // W3C, IE
| |
- |
| |
- | EditTools.chooseCharSubset( node.selectedIndex, true );
| |
- | return true;
| |
- | },
| |
- |
| |
- | chooseCharSubset: function( selected, set_focus ) {
| |
- | var sb = getElementsByClassName( document.getElementById( 'specialchars' ), 'p', 'specialbasic' );
| |
- | EditTools.makeButtons( sb[selected] );
| |
- | for ( var i = 0; i < sb.length; i++ ) {
| |
- | sb[i].style.display = i == selected ? 'inline' : 'none';
| |
- | }
| |
- | if ( set_focus && EditTools_set_focus ) {
| |
- | var txtarea = EditTools.getTextArea();
| |
- | if ( txtarea ) {
| |
- | txtarea.focus();
| |
- | }
| |
- | }
| |
- | },
| |
- |
| |
- | fixateWidth: function() {
| |
- | var edit_bar = document.getElementById( 'specialchars' );
| |
- | if ( !edit_bar ) {
| |
- | return;
| |
- | }
| |
- | // Try to fixate the width of that bar, otherwise IE6 may make it wider, which will lead to
| |
- | // a table re-layout on the upload form resulting in the right column extending beyond the
| |
- | // right edge of the window.
| |
- | edit_bar.setAttribute( 'width', '' + ( edit_bar.clientWidth || edit_bar.offsetWidth ) );
| |
- | edit_bar.style.maxWidth = '' + ( edit_bar.clientWidth || edit_bar.offsetWidth ) + 'px';
| |
- | // If we're inside a table, fixate the containing table cell, too.
| |
- | var parent = edit_bar.parentNode;
| |
- | while ( parent && parent != document.body && parent.nodeName.toLowerCase() != 'td' ) {
| |
- | parent = parent.parentNode;
| |
- | }
| |
- | if ( parent && parent != document.body ) {
| |
- | parent.setAttribute( 'width', '' + ( parent.clientWidth || parent.offsetWidth ) );
| |
- | parent.style.maxWidth = '' + ( parent.clientWidth || parent.offsetWidth ) + 'px';
| |
- | }
| |
- | },
| |
- |
| |
- | makeButtons: function( section ) {
| |
- | var edit_bar = section || document.getElementById( 'specialchars' );
| |
- | if ( !edit_bar ) {
| |
- | return;
| |
- | }
| |
- | var links = edit_bar.getElementsByTagName( 'a' );
| |
- | // 'links' is a *live* collection!
| |
- | var b = null;
| |
- | while ( links.length ) {
| |
- | b = document.createElement( 'input' );
| |
- | b.type = 'button';
| |
- | b.style.fontSize = '0.9em';
| |
- | b.style.paddingLeft = '1px';
| |
- | b.style.paddingRight = '1px';
| |
- | b.style.marginLeft = '1px';
| |
- | b.onclick = links[0].onclick;
| |
- | b.value = links[0].firstChild.data;
| |
- | var parent = links[0].parentNode;
| |
- | parent.replaceChild( b, links[0] ); // This removes links[0] from links!
| |
- | b.blur(); // IE6 insists on marking some buttons as having the focus...
| |
- | var margin_added = false;
| |
- | // Remove text nodes (nodeType == Node.TEXT_NODE, but IE6 doesn't know that...)
| |
- | // Insert some spacing where desired.
| |
- | while ( b.nextSibling && b.nextSibling.nodeType == 3 ) {
| |
- | if ( !margin_added && b.nextSibling.data.search( /\S/ ) >= 0 ) {
| |
- | b.style.marginRight = '4px';
| |
- | margin_added = true;
| |
- | }
| |
- | parent.removeChild( b.nextSibling );
| |
- | }
| |
- | }
| |
- | },
| |
- |
| |
- | enableForAllFields: function() {
| |
- | if ( typeof( insertTags ) != 'function' ) {
| |
- | return;
| |
- | }
| |
- | // insertTags from the site-wide /skins-1.5/common/edit.js just inserts in the first
| |
- | // textarea in the document. Evidently, that's not good if we have multiple textareas.
| |
- | // My first idea was to simply add a hidden textarea as the first one, and redefine
| |
- | // insertTags such that it copied first the last active textareas contents over to that hidden
| |
- | // field, set the cursor or selection there, let the standard insertTags do its thing, and
| |
- | // then copy the hidden field's text, cursor position and selection back to the currently
| |
- | // active field. Unfortunately, that is just as complex as simply copying the whole code
| |
- | // from wikibits to here and let it work on the right text field in the first place.
| |
- | var texts = document.getElementsByTagName( 'textarea' );
| |
- | for ( var i = 0; i < texts.length; i++ ) {
| |
- | addEvent( texts[i], 'focus', EditTools.registerTextField );
| |
- | }
| |
- | // While we're at it, also enable it for input fields
| |
- | texts = document.getElementsByTagName( 'input' );
| |
- | for ( var i = 0; i < texts.length; i++ ) {
| |
- | if ( texts[i].type == 'text' ) {
| |
- | addEvent( texts[i], 'focus', EditTools.registerTextField );
| |
- | }
| |
- | }
| |
- | insertTags = EditTools.insertTags; // Redefine the global insertTags
| |
- | },
| |
- |
| |
- | last_active_textfield: null,
| |
- |
| |
- | registerTextField: function( evt ) {
| |
- | var e = evt || window.event;
| |
- | var node = e.target || e.srcElement;
| |
- | if ( !node ) {
| |
- | return;
| |
- | }
| |
- | EditTools.last_active_textfield = node.id;
| |
- | return true;
| |
- | },
| |
- |
| |
- | getTextArea: function() {
| |
- | var txtarea = null;
| |
- | if ( EditTools.last_active_textfield && EditTools.last_active_textfield != '' )
| |
- | txtarea = document.getElementById( EditTools.last_active_textfield );
| |
- | if ( !txtarea ) {
| |
- | // Fallback option: old behaviour
| |
- | if ( document.editform ) {
| |
- | txtarea = document.editform.wpTextbox1;
| |
- | } else {
| |
- | // Some alternate form? Take the first one we can find
| |
- | txtarea = document.getElementsByTagName( 'textarea' );
| |
- | if ( txtarea.length > 0 ) {
| |
- | txtarea = txtarea[0];
| |
- | } else {
| |
- | txtarea = null;
| |
- | }
| |
- | }
| |
- | }
| |
- | return txtarea;
| |
- | },
| |
- |
| |
- | insertTags: function( tagOpen, tagClose, sampleText ) {
| |
- | /* Usability initiative compatibility */
| |
- | if ( typeof $j != 'undefined' && typeof $j.fn.textSelection != 'undefined' ) {
| |
- | $j( '#wpTextbox1' ).textSelection(
| |
- | 'encapsulateSelection', { 'pre': tagOpen, 'peri': sampleText, 'post': tagClose }
| |
- | );
| |
- | return;
| |
- | }
| |
- | var txtarea = EditTools.getTextArea ();
| |
- | if ( !txtarea ) {
| |
- | return;
| |
- | }
| |
- | var selText, isSample = false;
| |
- |
| |
- | function checkSelectedText() {
| |
- | if ( !selText ) {
| |
- | selText = sampleText;
| |
- | isSample = true;
| |
- | } else if ( selText.charAt( selText.length - 1 ) == ' ' ) { // Exclude ending space char
| |
- | selText = selText.substring( 0, selText.length - 1 );
| |
- | tagClose += ' ';
| |
- | }
| |
- | }
| |
- |
| |
- | if ( document.selection && document.selection.createRange ) { // IE/Opera
| |
- | // Save window scroll position
| |
- | var winScroll = 0;
| |
- | if ( document.documentElement && document.documentElement.scrollTop ) {
| |
- | winScroll = document.documentElement.scrollTop;
| |
- | } else if ( document.body ) {
| |
- | winScroll = document.body.scrollTop;
| |
- | }
| |
- | // Get current selection
| |
- | txtarea.focus();
| |
- | var range = document.selection.createRange();
| |
- | selText = range.text;
| |
- | // Insert tags
| |
- | checkSelectedText ();
| |
- | range.text = tagOpen + selText + tagClose;
| |
- | // Mark sample text as selected
| |
- | if ( isSample && range.moveStart ) {
| |
- | if ( window.opera ) {
| |
- | tagClose = tagClose.replace( /\n/g, '' );
| |
- | }
| |
- | range.moveStart( 'character', - tagClose.length - selText.length );
| |
- | range.moveEnd( 'character', - tagClose.length );
| |
- | }
| |
- | range.select();
| |
- | // Restore window scroll position
| |
- | if ( document.documentElement && document.documentElement.scrollTop ) {
| |
- | document.documentElement.scrollTop = winScroll;
| |
- | } else if ( document.body ) {
| |
- | document.body.scrollTop = winScroll;
| |
- | }
| |
- | } else if ( txtarea.selectionStart || txtarea.selectionStart == '0' ) { // Mozilla
| |
- | // Save textarea scroll position
| |
- | var textScroll = txtarea.scrollTop;
| |
- | // Get current selection
| |
- | txtarea.focus();
| |
- | var startPos = txtarea.selectionStart;
| |
- | var endPos = txtarea.selectionEnd;
| |
- | selText = txtarea.value.substring( startPos, endPos );
| |
- | // Insert tags
| |
- | checkSelectedText();
| |
- | txtarea.value = txtarea.value.substring( 0, startPos ) +
| |
- | tagOpen + selText + tagClose +
| |
- | txtarea.value.substring( endPos );
| |
- | // Set new selection
| |
- | if ( isSample ) {
| |
- | txtarea.selectionStart = startPos + tagOpen.length;
| |
- | txtarea.selectionEnd = startPos + tagOpen.length + selText.length;
| |
- | } else {
| |
- | txtarea.selectionStart = startPos + tagOpen.length + selText.length + tagClose.length;
| |
- | txtarea.selectionEnd = txtarea.selectionStart;
| |
- | }
| |
- | // Restore textarea scroll position
| |
- | txtarea.scrollTop = textScroll;
| |
- | }
| |
- | }, // end insertTags
| |
- |
| |
- | setup: function() {
| |
- | EditTools.fixateWidth();
| |
- | EditTools.createSelector();
| |
- | EditTools.enableForAllFields();
| |
- | }
| |
- |
| |
- | } // end EditTools
| |
- |
| |
- | // Do not use addOnloadHook; it runs *before* the onload event fires. At that time, onclick or
| |
- | // onfocus handlers may not yet be set up properly.
| |
- | hookEvent( 'load', EditTools.setup );
| |
- |
| |
- | } // end if
| |
- |
| |
- | // </source>
| |