1 /**

     2  * plugin.js

     3  *

     4  * Copyright, Moxiecode Systems AB

     5  * Released under LGPL License.

     6  *

     7  * License: http://www.tinymce.com/license

     8  * Contributing: http://www.tinymce.com/contributing

     9  */

    10 

    11 /*global tinymce:true */

    12 

    13 tinymce.PluginManager.add('directionality', function(editor) {

    14 	function setDir(dir) {

    15 		var dom = editor.dom, curDir, blocks = editor.selection.getSelectedBlocks();

    16 

    17 		if (blocks.length) {

    18 			curDir = dom.getAttrib(blocks[0], "dir");

    19 

    20 			tinymce.each(blocks, function(block) {

    21 				// Add dir to block if the parent block doesn't already have that dir

    22 				if (!dom.getParent(block.parentNode, "*[dir='" + dir + "']", dom.getRoot())) {

    23 					if (curDir != dir) {

    24 						dom.setAttrib(block, "dir", dir);

    25 					} else {

    26 						dom.setAttrib(block, "dir", null);

    27 					}

    28 				}

    29 			});

    30 

    31 			editor.nodeChanged();

    32 		}

    33 	}

    34 

    35 	function generateSelector(dir) {

    36 		var selector = [];

    37 

    38 		tinymce.each('h1 h2 h3 h4 h5 h6 div p'.split(' '), function(name) {

    39 			selector.push(name + '[dir=' + dir + ']');

    40 		});

    41 

    42 		return selector.join(',');

    43 	}

    44 

    45 	editor.addCommand('mceDirectionLTR', function() {

    46 		setDir("ltr");

    47 	});

    48 

    49 	editor.addCommand('mceDirectionRTL', function() {

    50 		setDir("rtl");

    51 	});

    52 

    53 	editor.addButton('ltr', {

    54 		title: 'Left to right',

    55 		cmd: 'mceDirectionLTR',

    56 		stateSelector: generateSelector('ltr')

    57 	});

    58 

    59 	editor.addButton('rtl', {

    60 		title: 'Right to left',

    61 		cmd: 'mceDirectionRTL',

    62 		stateSelector: generateSelector('rtl')

    63 	});

    64 });