egroupware/etemplate/js/et2_widget_tree.js

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/**
* eGroupWare eTemplate2 - JS Tree object
*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package etemplate
* @subpackage api
* @link http://www.egroupware.org
* @author Nathan Gray
* @copyright Nathan Gray 2011
* @version $Id$
*/
"use strict";
/*egw:uses
et2_core_inputWidget;
/phpgwapi/js/dhtmlxtree/js/dhtmlXCommon.js;
/phpgwapi/js/dhtmlxtree/js/dhtmlXTree.js;
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/phpgwapi/js/dhtmlxtree/dhtmlxTree/sources/ext/dhtmlxtree_json.js;
// /phpgwapi/js/dhtmlxtree/dhtmlxTree/sources/ext/dhtmlxtree_start.js;
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*/
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var et2_tree = et2_inputWidget.extend({
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attributes: {
"multiple": {
"name": "multiple",
"type": "boolean",
"default": false,
"description": "Allow selecting multiple options"
},
"select_options": {
"type": "any",
"name": "Select options",
"default": {},
"description": "Used to set the tree options."
},
"onnodeselect": {
"name": "onNodeSelect",
"type": "string",
"default": "",
"description": "Javascript executed when user selects a node"
},
"oncheck": {
"name": "onNodeSelect",
"type": "string",
"default": "",
"description": "Javascript executed when user checks a node"
},
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"image_path": {
"name": "Image directory",
"type": "string",
"default": this.egw().webserverUrl + "/phpgwapi/templates/default/images/dhtmlxtree/",
"description": "Directory for tree structure images"
},
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"value": {
"type": "any",
"default": {}
}
},
init: function() {
this._super.apply(this, arguments);
this.input = null;
this.div = $j(document.createElement("div")).addClass("dhtmlxTree");
this.setDOMNode(this.div[0]);
},
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destroy: function() {
this.input.destructor();
this.input = null;
this._super.apply(this, arguments);
},
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/**
* Get tree items from the sel_options data array
*/
transformAttributes: function(_attrs) {
this._super.apply(this, arguments);
// If select_options are already known, skip the rest
if(this.options && this.options.select_options && !jQuery.isEmptyObject(this.options.select_options))
{
return;
}
var name_parts = this.id.replace(/]/g,'').split('[');
// Try to find the options inside the "sel-options" array
if(this.getArrayMgr("sel_options"))
{
// Select options tend to be defined once, at the top level, so try that first
var content_options = this.getArrayMgr("sel_options").getRoot().getEntry(name_parts[name_parts.length-1]);
// Try again according to ID
if(!content_options) content_options = this.getArrayMgr("sel_options").getEntry(this.id);
if(_attrs["select_options"] && content_options)
{
_attrs["select_options"] = jQuery.extend({},_attrs["select_options"],content_options);
} else if (content_options) {
_attrs["select_options"] = content_options;
}
}
// Check whether the options entry was found, if not read it from the
// content array.
if (_attrs["select_options"] == null)
{
// Again, try last name part at top level
var content_options = this.getArrayMgr('content').getRoot().getEntry(name_parts[name_parts.length-1]);
// If that didn't work, check according to ID
_attrs["select_options"] = content_options ? content_options : this.getArrayMgr('content')
.getEntry("options-" + this.id)
}
// Default to an empty object
if (_attrs["select_options"] == null)
{
_attrs["select_options"] = {};
}
},
createTree: function(widget) {
widget.input = new dhtmlXTreeObject({
parent: widget.div[0],
width: '100%',
height: '100%',
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image_path: widget.options.image_path,
checkbox: true,
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onCheck: widget.options.oncheck,
});
},
set_select_options: function(options) {
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var custom_images = false;
if(this.input == null)
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{
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this.createTree(this);
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}
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// Structure data for tree
if(!jQuery.isArray(options)) {
var data = {id:0,item:[]};
var stack = [];
for(var key in options)
{
// See if item has an icon
if(options[key].data && typeof options[key].data.icon !== 'undefined' && options[key].data.icon)
{
var img = this.egw().image(options[key].data.icon, options[key].appname);
if(img)
{
custom_images = true;
options[key].im0 = options[key].im1 = options[key].im2 = img;
}
}
// Item color - not working
if(options[key].data && typeof options[key].data.color !== 'undefined' && options[key].data.color)
{
options[key].style += "background-color ='"+options[key].data.color+"';";
}
// Tooltip
if(options[key].description && !options[key].tooltip)
{
options[key].tooltip = options[key].description;
}
var parent_id = parseInt(options[key]['parent']);
if(!stack[parent_id]) stack[parent_id] = [];
stack[parent_id].push(options[key]);
}
if(custom_images)
{
var path = this.input.iconURL;
this.input.setIconPath("");
for(var k = 0; k < this.input.imageArray.length; k++)
this.input.imageArray[k] = path + this.input.imageArray[k];
}
var f=function(data,f) {
if (stack[data.id])
{
data.item=stack[data.id];
for (var j=0; j<data.item.length; j++)
{
f(data.item[j],f);
}
}
}
f(data,f);
options = data;
}
this.input.loadJSONObject(options);
},
set_value: function(new_value) {
this.value = this._oldValue = (typeof new_value === 'string' ? new_value.split(',') : new_value);
if(this.input == null) return;
// Clear all checked
var checked = this.input.getAllChecked().split(this.input.dlmtr);
for(var i = 0; i < checked.length; i++)
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{
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this.input.setCheck(checked[i], false);
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}
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// Check selected
for(var i = 0; i < this.value.length; i++)
{
this.input.setCheck(this.value[i], true);
this.input.openItem(this.value[i]);
}
},
getValue: function() {
if(this.input == null) return null;
return this.input.getAllChecked().split(this.input.dlmtr);
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}
});
et2_register_widget(et2_tree, ["tree","tree-cat"]);