bgneal@45: /**
bgneal@183:  * editor_plugin_src.js
bgneal@45:  *
bgneal@183:  * Copyright 2009, Moxiecode Systems AB
bgneal@183:  * Released under LGPL License.
bgneal@183:  *
bgneal@183:  * License: http://tinymce.moxiecode.com/license
bgneal@183:  * Contributing: http://tinymce.moxiecode.com/contributing
bgneal@45:  */
bgneal@45: 
bgneal@45: (function() {
bgneal@45: 	tinymce.create('tinymce.plugins.Layer', {
bgneal@45: 		init : function(ed, url) {
bgneal@45: 			var t = this;
bgneal@45: 
bgneal@45: 			t.editor = ed;
bgneal@45: 
bgneal@45: 			// Register commands
bgneal@45: 			ed.addCommand('mceInsertLayer', t._insertLayer, t);
bgneal@45: 
bgneal@45: 			ed.addCommand('mceMoveForward', function() {
bgneal@45: 				t._move(1);
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			ed.addCommand('mceMoveBackward', function() {
bgneal@45: 				t._move(-1);
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			ed.addCommand('mceMakeAbsolute', function() {
bgneal@45: 				t._toggleAbsolute();
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			// Register buttons
bgneal@45: 			ed.addButton('moveforward', {title : 'layer.forward_desc', cmd : 'mceMoveForward'});
bgneal@45: 			ed.addButton('movebackward', {title : 'layer.backward_desc', cmd : 'mceMoveBackward'});
bgneal@45: 			ed.addButton('absolute', {title : 'layer.absolute_desc', cmd : 'mceMakeAbsolute'});
bgneal@45: 			ed.addButton('insertlayer', {title : 'layer.insertlayer_desc', cmd : 'mceInsertLayer'});
bgneal@45: 
bgneal@45: 			ed.onInit.add(function() {
bgneal@45: 				if (tinymce.isIE)
bgneal@45: 					ed.getDoc().execCommand('2D-Position', false, true);
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			ed.onNodeChange.add(t._nodeChange, t);
bgneal@45: 			ed.onVisualAid.add(t._visualAid, t);
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		getInfo : function() {
bgneal@45: 			return {
bgneal@45: 				longname : 'Layer',
bgneal@45: 				author : 'Moxiecode Systems AB',
bgneal@45: 				authorurl : 'http://tinymce.moxiecode.com',
bgneal@45: 				infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/layer',
bgneal@45: 				version : tinymce.majorVersion + "." + tinymce.minorVersion
bgneal@45: 			};
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		// Private methods
bgneal@45: 
bgneal@45: 		_nodeChange : function(ed, cm, n) {
bgneal@45: 			var le, p;
bgneal@45: 
bgneal@45: 			le = this._getParentLayer(n);
bgneal@45: 			p = ed.dom.getParent(n, 'DIV,P,IMG');
bgneal@45: 
bgneal@45: 			if (!p) {
bgneal@45: 				cm.setDisabled('absolute', 1);
bgneal@45: 				cm.setDisabled('moveforward', 1);
bgneal@45: 				cm.setDisabled('movebackward', 1);
bgneal@45: 			} else {
bgneal@45: 				cm.setDisabled('absolute', 0);
bgneal@45: 				cm.setDisabled('moveforward', !le);
bgneal@45: 				cm.setDisabled('movebackward', !le);
bgneal@45: 				cm.setActive('absolute', le && le.style.position.toLowerCase() == "absolute");
bgneal@45: 			}
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		// Private methods
bgneal@45: 
bgneal@45: 		_visualAid : function(ed, e, s) {
bgneal@45: 			var dom = ed.dom;
bgneal@45: 
bgneal@45: 			tinymce.each(dom.select('div,p', e), function(e) {
bgneal@45: 				if (/^(absolute|relative|static)$/i.test(e.style.position)) {
bgneal@45: 					if (s)
bgneal@45: 						dom.addClass(e, 'mceItemVisualAid');
bgneal@45: 					else
bgneal@45: 						dom.removeClass(e, 'mceItemVisualAid');	
bgneal@45: 				}
bgneal@45: 			});
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		_move : function(d) {
bgneal@45: 			var ed = this.editor, i, z = [], le = this._getParentLayer(ed.selection.getNode()), ci = -1, fi = -1, nl;
bgneal@45: 
bgneal@45: 			nl = [];
bgneal@45: 			tinymce.walk(ed.getBody(), function(n) {
bgneal@45: 				if (n.nodeType == 1 && /^(absolute|relative|static)$/i.test(n.style.position))
bgneal@45: 					nl.push(n); 
bgneal@45: 			}, 'childNodes');
bgneal@45: 
bgneal@45: 			// Find z-indexes
bgneal@45: 			for (i=0; i<nl.length; i++) {
bgneal@45: 				z[i] = nl[i].style.zIndex ? parseInt(nl[i].style.zIndex) : 0;
bgneal@45: 
bgneal@45: 				if (ci < 0 && nl[i] == le)
bgneal@45: 					ci = i;
bgneal@45: 			}
bgneal@45: 
bgneal@45: 			if (d < 0) {
bgneal@45: 				// Move back
bgneal@45: 
bgneal@45: 				// Try find a lower one
bgneal@45: 				for (i=0; i<z.length; i++) {
bgneal@45: 					if (z[i] < z[ci]) {
bgneal@45: 						fi = i;
bgneal@45: 						break;
bgneal@45: 					}
bgneal@45: 				}
bgneal@45: 
bgneal@45: 				if (fi > -1) {
bgneal@45: 					nl[ci].style.zIndex = z[fi];
bgneal@45: 					nl[fi].style.zIndex = z[ci];
bgneal@45: 				} else {
bgneal@45: 					if (z[ci] > 0)
bgneal@45: 						nl[ci].style.zIndex = z[ci] - 1;
bgneal@45: 				}
bgneal@45: 			} else {
bgneal@45: 				// Move forward
bgneal@45: 
bgneal@45: 				// Try find a higher one
bgneal@45: 				for (i=0; i<z.length; i++) {
bgneal@45: 					if (z[i] > z[ci]) {
bgneal@45: 						fi = i;
bgneal@45: 						break;
bgneal@45: 					}
bgneal@45: 				}
bgneal@45: 
bgneal@45: 				if (fi > -1) {
bgneal@45: 					nl[ci].style.zIndex = z[fi];
bgneal@45: 					nl[fi].style.zIndex = z[ci];
bgneal@45: 				} else
bgneal@45: 					nl[ci].style.zIndex = z[ci] + 1;
bgneal@45: 			}
bgneal@45: 
bgneal@45: 			ed.execCommand('mceRepaint');
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		_getParentLayer : function(n) {
bgneal@45: 			return this.editor.dom.getParent(n, function(n) {
bgneal@45: 				return n.nodeType == 1 && /^(absolute|relative|static)$/i.test(n.style.position);
bgneal@45: 			});
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		_insertLayer : function() {
bgneal@45: 			var ed = this.editor, p = ed.dom.getPos(ed.dom.getParent(ed.selection.getNode(), '*'));
bgneal@45: 
bgneal@45: 			ed.dom.add(ed.getBody(), 'div', {
bgneal@45: 				style : {
bgneal@45: 					position : 'absolute',
bgneal@45: 					left : p.x,
bgneal@45: 					top : (p.y > 20 ? p.y : 20),
bgneal@45: 					width : 100,
bgneal@45: 					height : 100
bgneal@45: 				},
bgneal@45: 				'class' : 'mceItemVisualAid'
bgneal@45: 			}, ed.selection.getContent() || ed.getLang('layer.content'));
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		_toggleAbsolute : function() {
bgneal@45: 			var ed = this.editor, le = this._getParentLayer(ed.selection.getNode());
bgneal@45: 
bgneal@45: 			if (!le)
bgneal@45: 				le = ed.dom.getParent(ed.selection.getNode(), 'DIV,P,IMG');
bgneal@45: 
bgneal@45: 			if (le) {
bgneal@45: 				if (le.style.position.toLowerCase() == "absolute") {
bgneal@45: 					ed.dom.setStyles(le, {
bgneal@45: 						position : '',
bgneal@45: 						left : '',
bgneal@45: 						top : '',
bgneal@45: 						width : '',
bgneal@45: 						height : ''
bgneal@45: 					});
bgneal@45: 
bgneal@45: 					ed.dom.removeClass(le, 'mceItemVisualAid');
bgneal@45: 				} else {
bgneal@45: 					if (le.style.left == "")
bgneal@45: 						le.style.left = 20 + 'px';
bgneal@45: 
bgneal@45: 					if (le.style.top == "")
bgneal@45: 						le.style.top = 20 + 'px';
bgneal@45: 
bgneal@45: 					if (le.style.width == "")
bgneal@45: 						le.style.width = le.width ? (le.width + 'px') : '100px';
bgneal@45: 
bgneal@45: 					if (le.style.height == "")
bgneal@45: 						le.style.height = le.height ? (le.height + 'px') : '100px';
bgneal@45: 
bgneal@45: 					le.style.position = "absolute";
bgneal@45: 					ed.addVisual(ed.getBody());
bgneal@45: 				}
bgneal@45: 
bgneal@45: 				ed.execCommand('mceRepaint');
bgneal@45: 				ed.nodeChanged();
bgneal@45: 			}
bgneal@45: 		}
bgneal@45: 	});
bgneal@45: 
bgneal@45: 	// Register plugin
bgneal@45: 	tinymce.PluginManager.add('layer', tinymce.plugins.Layer);
bgneal@45: })();