/**
* editor_plugin_src.js
*
* Copyright 2009, Moxiecode Systems AB
* Released under LGPL License.
*
* License: http://tinymce.moxiecode.com/license
* Contributing: http://tinymce.moxiecode.com/contributing
*/
(function() {
function findParentLayer(node) {
do {
if (node.className && node.className.indexOf('mceItemLayer') != -1) {
return node;
}
} while (node = node.parentNode);
};
tinymce.create('tinymce.plugins.Layer', {
init : function(ed, url) {
var t = this;
t.editor = ed;
// Register commands
ed.addCommand('mceInsertLayer', t._insertLayer, t);
ed.addCommand('mceMoveForward', function() {
t._move(1);
});
ed.addCommand('mceMoveBackward', function() {
t._move(-1);
});
ed.addCommand('mceMakeAbsolute', function() {
t._toggleAbsolute();
});
// Register buttons
ed.addButton('moveforward', {title : 'layer.forward_desc', cmd : 'mceMoveForward'});
ed.addButton('movebackward', {title : 'layer.backward_desc', cmd : 'mceMoveBackward'});
ed.addButton('absolute', {title : 'layer.absolute_desc', cmd : 'mceMakeAbsolute'});
ed.addButton('insertlayer', {title : 'layer.insertlayer_desc', cmd : 'mceInsertLayer'});
ed.onInit.add(function() {
var dom = ed.dom;
if (tinymce.isIE)
ed.getDoc().execCommand('2D-Position', false, true);
});
// Remove serialized styles when selecting a layer since it might be changed by a drag operation
ed.onMouseUp.add(function(ed, e) {
var layer = findParentLayer(e.target);
if (layer) {
ed.dom.setAttrib(layer, 'data-mce-style', '');
}
});
// Fixes edit focus issues with layers on Gecko
// This will enable designMode while inside a layer and disable it when outside
ed.onMouseDown.add(function(ed, e) {
var node = e.target, doc = ed.getDoc(), parent;
if (tinymce.isGecko) {
if (findParentLayer(node)) {
if (doc.designMode !== 'on') {
doc.designMode = 'on';
// Repaint caret
node = doc.body;
parent = node.parentNode;
parent.removeChild(node);
parent.appendChild(node);
}
} else if (doc.designMode == 'on') {
doc.designMode = 'off';
}
}
});
ed.onNodeChange.add(t._nodeChange, t);
ed.onVisualAid.add(t._visualAid, t);
},
getInfo : function() {
return {
longname : 'Layer',
author : 'Moxiecode Systems AB',
authorurl : 'http://tinymce.moxiecode.com',
infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/layer',
version : tinymce.majorVersion + "." + tinymce.minorVersion
};
},
// Private methods
_nodeChange : function(ed, cm, n) {
var le, p;
le = this._getParentLayer(n);
p = ed.dom.getParent(n, 'DIV,P,IMG');
if (!p) {
cm.setDisabled('absolute', 1);
cm.setDisabled('moveforward', 1);
cm.setDisabled('movebackward', 1);
} else {
cm.setDisabled('absolute', 0);
cm.setDisabled('moveforward', !le);
cm.setDisabled('movebackward', !le);
cm.setActive('absolute', le && le.style.position.toLowerCase() == "absolute");
}
},
// Private methods
_visualAid : function(ed, e, s) {
var dom = ed.dom;
tinymce.each(dom.select('div,p', e), function(e) {
if (/^(absolute|relative|fixed)$/i.test(e.style.position)) {
if (s)
dom.addClass(e, 'mceItemVisualAid');
else
dom.removeClass(e, 'mceItemVisualAid');
dom.addClass(e, 'mceItemLayer');
}
});
},
_move : function(d) {
var ed = this.editor, i, z = [], le = this._getParentLayer(ed.selection.getNode()), ci = -1, fi = -1, nl;
nl = [];
tinymce.walk(ed.getBody(), function(n) {
if (n.nodeType == 1 && /^(absolute|relative|static)$/i.test(n.style.position))
nl.push(n);
}, 'childNodes');
// Find z-indexes
for (i=0; i<nl.length; i++) {
z[i] = nl[i].style.zIndex ? parseInt(nl[i].style.zIndex) : 0;
if (ci < 0 && nl[i] == le)
ci = i;
}
if (d < 0) {
// Move back
// Try find a lower one
for (i=0; i<z.length; i++) {
if (z[i] < z[ci]) {
fi = i;
break;
}
}
if (fi > -1) {
nl[ci].style.zIndex = z[fi];
nl[fi].style.zIndex = z[ci];
} else {
if (z[ci] > 0)
nl[ci].style.zIndex = z[ci] - 1;
}
} else {
// Move forward
// Try find a higher one
for (i=0; i<z.length; i++) {
if (z[i] > z[ci]) {
fi = i;
break;
}
}
if (fi > -1) {
nl[ci].style.zIndex = z[fi];
nl[fi].style.zIndex = z[ci];
} else
nl[ci].style.zIndex = z[ci] + 1;
}
ed.execCommand('mceRepaint');
},
_getParentLayer : function(n) {
return this.editor.dom.getParent(n, function(n) {
return n.nodeType == 1 && /^(absolute|relative|static)$/i.test(n.style.position);
});
},
_insertLayer : function() {
var ed = this.editor, dom = ed.dom, p = dom.getPos(dom.getParent(ed.selection.getNode(), '*')), body = ed.getBody();
ed.dom.add(body, 'div', {
style : {
position : 'absolute',
left : p.x,
top : (p.y > 20 ? p.y : 20),
width : 100,
height : 100
},
'class' : 'mceItemVisualAid mceItemLayer'
}, ed.selection.getContent() || ed.getLang('layer.content'));
// Workaround for IE where it messes up the JS engine if you insert a layer on IE 6,7
if (tinymce.isIE)
dom.setHTML(body, body.innerHTML);
},
_toggleAbsolute : function() {
var ed = this.editor, le = this._getParentLayer(ed.selection.getNode());
if (!le)
le = ed.dom.getParent(ed.selection.getNode(), 'DIV,P,IMG');
if (le) {
if (le.style.position.toLowerCase() == "absolute") {
ed.dom.setStyles(le, {
position : '',
left : '',
top : '',
width : '',
height : ''
});
ed.dom.removeClass(le, 'mceItemVisualAid');
ed.dom.removeClass(le, 'mceItemLayer');
} else {
if (le.style.left == "")
le.style.left = 20 + 'px';
if (le.style.top == "")
le.style.top = 20 + 'px';
if (le.style.width == "")
le.style.width = le.width ? (le.width + 'px') : '100px';
if (le.style.height == "")
le.style.height = le.height ? (le.height + 'px') : '100px';
le.style.position = "absolute";
ed.dom.setAttrib(le, 'data-mce-style', '');
ed.addVisual(ed.getBody());
}
ed.execCommand('mceRepaint');
ed.nodeChanged();
}
}
});
// Register plugin
tinymce.PluginManager.add('layer', tinymce.plugins.Layer);
})();
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