egroupware/etemplate/js/et2_hbox.js

175 lines
3.9 KiB
JavaScript

/**
* eGroupWare eTemplate2 - JS Box object
*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package etemplate
* @subpackage api
* @link http://www.egroupware.org
* @author Andreas Stöckel
* @copyright Stylite 2011
* @version $Id: et2_box.js 36147 2011-08-16 13:12:39Z igel457 $
*/
"use strict";
/*egw:uses
jquery.jquery;
et2_baseWidget;
*/
/**
* Class which implements the hbox and vbox tag
*/
var et2_hbox = et2_baseWidget.extend({
init: function(_parent, _type) {
this.alignData = {
"hasAlign": false,
"hasLeft": false,
"hasCenter": false,
"hasRight": false,
"lastAlign": "left"
};
this.leftDiv = null;
this.rightDiv = null;
this._super.apply(this, arguments);
this.div = $j(document.createElement("div"))
.addClass("et2_" + _type)
.addClass("et2_box_widget");
this.setDOMNode(this.div[0]);
},
_buildAlignCells: function() {
if (this.alignData.hasAlign)
{
// Check whether we have more than one type of align
var mto = (this.alignData.hasLeft && this.alignData.hasRight) ||
(this.alignData.hasLeft && this.alignData.hasCenter) ||
(this.alignData.hasCenter && this.alignData.hasRight);
if (!mto)
{
// If there is only one type of align, we simply have to set
// the align of the top container
if (this.alignData.lastAlign != "left")
{
this.div.addClass("et2_hbox_al_" + this.alignData.lastAlign);
}
}
else
{
// Create an additional container for elements with align type
// "right"
if (this.alignData.hasRight)
{
this.rightDiv = $j(document.createElement("div"))
.addClass("et2_hbox_right")
.appendTo(this.div);
}
// Create an additional container for elements with align type
// left, as the top container is used for the centered elements
if (this.alignData.hasCenter)
{
// Create the left div if an element is centered
this.leftDiv = $j(document.createElement("div"))
.addClass("et2_hbox_left")
.appendTo(this.div);
this.div.addClass("et2_hbox_al_center");
}
}
}
},
/**
* The overwritten loadFromXML function checks whether any child element has
* a special align value.
*/
loadFromXML: function(_node) {
// Check whether any child node has an alignment tag
et2_filteredNodeIterator(_node, function(_node) {
var align = _node.getAttribute("align");
if (!align)
{
align = "left";
}
if (align != "left")
{
this.alignData.hasAlign = true;
}
this.alignData.lastAlign = align;
switch (align)
{
case "left":
this.alignData.hasLeft = true;
break;
case "right":
this.alignData.hasRight = true;
break;
case "center":
this.alignData.hasCenter = true;
break;
}
}, this);
// Build the align cells
this._buildAlignCells();
// Load the nodes as usual
this._super.apply(this, arguments);
},
assign: function(_obj) {
// Copy the align data and the cells from the object which should be
// assigned
this.alignData = et2_cloneObject(_obj.alignData);
this._buildAlignCells();
// Call the inherited assign function
this._super.call(this, arguments);
},
getDOMNode: function(_sender) {
// Return a special align container if this hbox needs it
if (_sender != this && this.alignData.hasAlign)
{
// Check whether we've create a special container for the widget
var align = (_sender.implements(et2_IAligned) ?
_sender.get_align() : "left");
if (align == "left" && this.leftDiv != null)
{
return this.leftDiv[0];
}
if (align == "right" && this.rightDiv != null)
{
return this.rightDiv[0];
}
}
// Normally simply return the hbox-div
return this._super.apply(this, arguments);
},
set_id: function(_value) {
this._super.apply(this, arguments);
// Check whether a namespace exists for this element
this.checkCreateNamespace();
}
});
et2_register_widget(et2_hbox, ["hbox"]);