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/* ***** BEGIN LICENSE BLOCK *****
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* This file is part of DotClear.
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* Copyright (c) 2005 Nicolas Martin & Olivier Meunier and contributors. All
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* rights reserved.
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*
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* DotClear is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* DotClear is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with DotClear; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* ***** END LICENSE BLOCK *****
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*/
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/* Modified by JP LANG for textile formatting */
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function jsToolBar(textarea) {
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if (!document.createElement) { return; }
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if (!textarea) { return; }
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if ((typeof(document["selection"]) == "undefined")
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&& (typeof(textarea["setSelectionRange"]) == "undefined")) {
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return;
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}
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this.textarea = textarea;
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this.editor = document.createElement('div');
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this.editor.className = 'jstEditor';
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this.textarea.parentNode.insertBefore(this.editor,this.textarea);
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this.editor.appendChild(this.textarea);
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this.toolbar = document.createElement("div");
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this.toolbar.className = 'jstElements';
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this.editor.parentNode.insertBefore(this.toolbar,this.editor);
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// Dragable resizing
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if (this.editor.addEventListener && navigator.appVersion.match(/\bMSIE\b/))
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{
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this.handle = document.createElement('div');
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this.handle.className = 'jstHandle';
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var dragStart = this.resizeDragStart;
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var This = this;
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this.handle.addEventListener('mousedown',function(event) { dragStart.call(This,event); },false);
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// fix memory leak in Firefox (bug #241518)
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window.addEventListener('unload',function() {
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var del = This.handle.parentNode.removeChild(This.handle);
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delete(This.handle);
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},false);
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this.editor.parentNode.insertBefore(this.handle,this.editor.nextSibling);
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}
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this.context = null;
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this.toolNodes = {}; // lorsque la toolbar est dessinée , cet objet est garni
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// de raccourcis vers les éléments DOM correspondants aux outils.
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}
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function jsButton(title, fn, scope, className) {
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if(typeof jsToolBar.strings == 'undefined') {
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this.title = title || null;
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} else {
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this.title = jsToolBar.strings[title] || title || null;
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}
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this.fn = fn || function(){};
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this.scope = scope || null;
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this.className = className || null;
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}
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jsButton.prototype.draw = function() {
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if (!this.scope) return null;
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var button = document.createElement('button');
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button.setAttribute('type','button');
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button.tabIndex = 200;
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if (this.className) button.className = this.className;
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button.title = this.title;
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var span = document.createElement('span');
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span.appendChild(document.createTextNode(this.title));
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button.appendChild(span);
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if (this.icon != undefined) {
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button.style.backgroundImage = 'url('+this.icon+')';
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}
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if (typeof(this.fn) == 'function') {
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var This = this;
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button.onclick = function() { try { This.fn.apply(This.scope, arguments) } catch (e) {} return false; };
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}
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return button;
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}
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function jsSpace(id) {
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this.id = id || null;
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this.width = null;
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}
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jsSpace.prototype.draw = function() {
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var span = document.createElement('span');
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if (this.id) span.id = this.id;
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span.appendChild(document.createTextNode(String.fromCharCode(160)));
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span.className = 'jstSpacer';
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if (this.width) span.style.marginRight = this.width+'px';
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return span;
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}
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function jsCombo(title, options, scope, fn, className) {
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this.title = title || null;
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this.options = options || null;
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this.scope = scope || null;
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this.fn = fn || function(){};
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this.className = className || null;
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}
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jsCombo.prototype.draw = function() {
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if (!this.scope || !this.options) return null;
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var select = document.createElement('select');
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if (this.className) select.className = className;
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select.title = this.title;
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for (var o in this.options) {
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//var opt = this.options[o];
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var option = document.createElement('option');
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option.value = o;
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option.appendChild(document.createTextNode(this.options[o]));
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select.appendChild(option);
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}
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var This = this;
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select.onchange = function() {
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try {
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This.fn.call(This.scope, this.value);
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} catch (e) { alert(e); }
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return false;
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}
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return select;
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}
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jsToolBar.prototype = {
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base_url: '',
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mode: 'wiki',
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elements: {},
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help_link: '',
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getMode: function() {
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return this.mode;
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},
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setMode: function(mode) {
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this.mode = mode || 'wiki';
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},
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switchMode: function(mode) {
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mode = mode || 'wiki';
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this.draw(mode);
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},
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setHelpLink: function(link) {
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this.help_link = link;
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},
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button: function(toolName) {
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var tool = this.elements[toolName];
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if (typeof tool.fn[this.mode] != 'function') return null;
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var b = new jsButton(tool.title, tool.fn[this.mode], this, 'jstb_'+toolName);
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if (tool.icon != undefined) b.icon = tool.icon;
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return b;
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},
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space: function(toolName) {
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var tool = new jsSpace(toolName)
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if (this.elements[toolName].width !== undefined)
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tool.width = this.elements[toolName].width;
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return tool;
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},
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combo: function(toolName) {
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var tool = this.elements[toolName];
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var length = tool[this.mode].list.length;
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if (typeof tool[this.mode].fn != 'function' || length == 0) {
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return null;
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} else {
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var options = {};
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for (var i=0; i < length; i++) {
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var opt = tool[this.mode].list[i];
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options[opt] = tool.options[opt];
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}
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return new jsCombo(tool.title, options, this, tool[this.mode].fn);
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}
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},
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draw: function(mode) {
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this.setMode(mode);
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// Empty toolbar
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while (this.toolbar.hasChildNodes()) {
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this.toolbar.removeChild(this.toolbar.firstChild)
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}
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this.toolNodes = {}; // vide les raccourcis DOM/**/
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// Draw toolbar elements
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var b, tool, newTool;
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for (var i in this.elements) {
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b = this.elements[i];
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var disabled =
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b.type == undefined || b.type == ''
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|| (b.disabled != undefined && b.disabled)
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|| (b.context != undefined && b.context != null && b.context != this.context);
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if (!disabled && typeof this[b.type] == 'function') {
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tool = this[b.type](i);
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if (tool) newTool = tool.draw();
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if (newTool) {
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this.toolNodes[i] = newTool; //mémorise l'accès DOM pour usage éventuel ultérieur
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this.toolbar.appendChild(newTool);
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}
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}
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}
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},
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singleTag: function(stag,etag) {
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stag = stag || null;
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etag = etag || stag;
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if (!stag || !etag) { return; }
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this.encloseSelection(stag,etag);
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},
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encloseLineSelection: function(prefix, suffix, fn) {
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this.textarea.focus();
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prefix = prefix || '';
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suffix = suffix || '';
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var start, end, sel, scrollPos, subst, res;
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if (typeof(document["selection"]) != "undefined") {
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sel = document.selection.createRange().text;
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} else if (typeof(this.textarea["setSelectionRange"]) != "undefined") {
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start = this.textarea.selectionStart;
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end = this.textarea.selectionEnd;
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scrollPos = this.textarea.scrollTop;
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// go to the start of the line
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start = this.textarea.value.substring(0, start).replace(/[^\r\n]*$/g,'').length;
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// go to the end of the line
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end = this.textarea.value.length - this.textarea.value.substring(end, this.textarea.value.length).replace(/^[^\r\n]*/, '').length;
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sel = this.textarea.value.substring(start, end);
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}
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if (sel.match(/ $/)) { // exclude ending space char, if any
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sel = sel.substring(0, sel.length - 1);
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suffix = suffix + " ";
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}
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if (typeof(fn) == 'function') {
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res = (sel) ? fn.call(this,sel) : fn('');
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} else {
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res = (sel) ? sel : '';
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}
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subst = prefix + res + suffix;
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if (typeof(document["selection"]) != "undefined") {
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document.selection.createRange().text = subst;
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var range = this.textarea.createTextRange();
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range.collapse(false);
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range.move('character', -suffix.length);
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range.select();
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} else if (typeof(this.textarea["setSelectionRange"]) != "undefined") {
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this.textarea.value = this.textarea.value.substring(0, start) + subst +
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this.textarea.value.substring(end);
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if (sel) {
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this.textarea.setSelectionRange(start + subst.length, start + subst.length);
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} else {
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this.textarea.setSelectionRange(start + prefix.length, start + prefix.length);
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}
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this.textarea.scrollTop = scrollPos;
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}
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},
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encloseSelection: function(prefix, suffix, fn) {
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this.textarea.focus();
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prefix = prefix || '';
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suffix = suffix || '';
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var start, end, sel, scrollPos, subst, res;
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if (typeof(document["selection"]) != "undefined") {
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sel = document.selection.createRange().text;
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} else if (typeof(this.textarea["setSelectionRange"]) != "undefined") {
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start = this.textarea.selectionStart;
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end = this.textarea.selectionEnd;
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scrollPos = this.textarea.scrollTop;
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sel = this.textarea.value.substring(start, end);
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}
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if (sel.match(/ $/)) { // exclude ending space char, if any
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sel = sel.substring(0, sel.length - 1);
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suffix = suffix + " ";
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}
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if (typeof(fn) == 'function') {
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res = (sel) ? fn.call(this,sel) : fn('');
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} else {
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res = (sel) ? sel : '';
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}
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subst = prefix + res + suffix;
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if (typeof(document["selection"]) != "undefined") {
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document.selection.createRange().text = subst;
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var range = this.textarea.createTextRange();
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range.collapse(false);
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range.move('character', -suffix.length);
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range.select();
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// this.textarea.caretPos -= suffix.length;
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} else if (typeof(this.textarea["setSelectionRange"]) != "undefined") {
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this.textarea.value = this.textarea.value.substring(0, start) + subst +
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this.textarea.value.substring(end);
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if (sel) {
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this.textarea.setSelectionRange(start + subst.length, start + subst.length);
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} else {
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this.textarea.setSelectionRange(start + prefix.length, start + prefix.length);
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}
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this.textarea.scrollTop = scrollPos;
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}
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},
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stripBaseURL: function(url) {
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if (this.base_url != '') {
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var pos = url.indexOf(this.base_url);
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if (pos == 0) {
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url = url.substr(this.base_url.length);
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}
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}
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return url;
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}
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};
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/** Resizer
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-------------------------------------------------------- */
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jsToolBar.prototype.resizeSetStartH = function() {
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this.dragStartH = this.textarea.offsetHeight + 0;
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};
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jsToolBar.prototype.resizeDragStart = function(event) {
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var This = this;
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this.dragStartY = event.clientY;
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this.resizeSetStartH();
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document.addEventListener('mousemove', this.dragMoveHdlr=function(event){This.resizeDragMove(event);}, false);
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document.addEventListener('mouseup', this.dragStopHdlr=function(event){This.resizeDragStop(event);}, false);
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};
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jsToolBar.prototype.resizeDragMove = function(event) {
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this.textarea.style.height = (this.dragStartH+event.clientY-this.dragStartY)+'px';
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};
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jsToolBar.prototype.resizeDragStop = function(event) {
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document.removeEventListener('mousemove', this.dragMoveHdlr, false);
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document.removeEventListener('mouseup', this.dragStopHdlr, false);
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};
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