Label.js
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/**
* Label.js
*
* Released under LGPL License.
* Copyright (c) 1999-2015 Ephox Corp. All rights reserved
*
* License: http://www.tinymce.com/license
* Contributing: http://www.tinymce.com/contributing
*/
/**
* This class creates a label element. A label is a simple text control
* that can be bound to other controls.
*
* @-x-less Label.less
* @class tinymce.ui.Label
* @extends tinymce.ui.Widget
*/
define("tinymce/ui/Label", [
"tinymce/ui/Widget",
"tinymce/ui/DomUtils"
], function(Widget, DomUtils) {
"use strict";
return Widget.extend({
/**
* Constructs a instance with the specified settings.
*
* @constructor
* @param {Object} settings Name/value object with settings.
* @setting {Boolean} multiline Multiline label.
*/
init: function(settings) {
var self = this;
self._super(settings);
self.classes.add('widget').add('label');
self.canFocus = false;
if (settings.multiline) {
self.classes.add('autoscroll');
}
if (settings.strong) {
self.classes.add('strong');
}
},
/**
* Initializes the current controls layout rect.
* This will be executed by the layout managers to determine the
* default minWidth/minHeight etc.
*
* @method initLayoutRect
* @return {Object} Layout rect instance.
*/
initLayoutRect: function() {
var self = this, layoutRect = self._super();
if (self.settings.multiline) {
var size = DomUtils.getSize(self.getEl());
// Check if the text fits within maxW if not then try word wrapping it
if (size.width > layoutRect.maxW) {
layoutRect.minW = layoutRect.maxW;
self.classes.add('multiline');
}
self.getEl().style.width = layoutRect.minW + 'px';
layoutRect.startMinH = layoutRect.h = layoutRect.minH = Math.min(layoutRect.maxH, DomUtils.getSize(self.getEl()).height);
}
return layoutRect;
},
/**
* Repaints the control after a layout operation.
*
* @method repaint
*/
repaint: function() {
var self = this;
if (!self.settings.multiline) {
self.getEl().style.lineHeight = self.layoutRect().h + 'px';
}
return self._super();
},
severity: function(level) {
this.classes.remove('error');
this.classes.remove('warning');
this.classes.remove('success');
this.classes.add(level);
},
/**
* Renders the control as a HTML string.
*
* @method renderHtml
* @return {String} HTML representing the control.
*/
renderHtml: function() {
var self = this, targetCtrl, forName, forId = self.settings.forId;
if (!forId && (forName = self.settings.forName)) {
targetCtrl = self.getRoot().find('#' + forName)[0];
if (targetCtrl) {
forId = targetCtrl._id;
}
}
if (forId) {
return (
'<label id="' + self._id + '" class="' + self.classes + '"' + (forId ? ' for="' + forId + '"' : '') + '>' +
self.encode(self.state.get('text')) +
'</label>'
);
}
return (
'<span id="' + self._id + '" class="' + self.classes + '">' +
self.encode(self.state.get('text')) +
'</span>'
);
},
bindStates: function() {
var self = this;
self.state.on('change:text', function(e) {
self.innerHtml(self.encode(e.value));
if (self.state.get('rendered')) {
self.updateLayoutRect();
}
});
return self._super();
}
});
});