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/**
* A checkbox-driven tree
*
* @class MODx.tree.CheckboxTree
* @extends Ext.tree.TreePanel
* @param {Object} config An object of config properties
* @xtype tree-checkbox
*/
MODx.tree.CheckboxTree = function(config) {
config = config || {};
Ext.applyIf(config,{
rootVisible: false
,autoScroll: true
,autoHeight: true
,cls: 'modx-tree'
});
var tb = this.getToolbar();
if (config.tbar && config.useDefaultToolbar) {
tb.push('-');
for (var i=0;i<config.tbar.length;i=i+1) {
tb.push(config.tbar[i]);
}
} else if (config.tbar) {
tb = config.tbar;
}
Ext.apply(config,{tbar: tb});
this.config = config;
this.setup();
};
Ext.extend(MODx.tree.CheckboxTree,Ext.tree.TreePanel,{
menu: {}
,root: null
,setup: function() {
var root;
if (this.config.url) {
this.config.loader = new Ext.tree.TreeLoader({
preloadChildren: false
,baseAttrs: {
uiProvider:MODx.tree.CheckboxNodeUI
}
,dataUrl: this.config.url
});
root = new Ext.tree.AsyncTreeNode({
text: this.config.rootName || ''
,draggable: false
,id: this.config.rootId || 'root'
});
} else {
this.config.loader = new Ext.tree.TreeLoader({
preloadChildren: true
,baseAttrs: {
uiProvider: MODx.tree.CheckboxNodeUI
}
});
root = new Ext.tree.TreeNode({
text: this.config.rootName || ''
,draggable: false
,id: this.config.rootId || 'root'
,children: this.config.data || []
});
}
MODx.tree.CheckboxTree.superclass.constructor.call(this,this.config);
this.addEvents({
refresh: true
});
this.getLoader().doPreload(root);
this.setRootNode(root);
this.cm = new Ext.menu.Menu(Ext.id(),{});
this.on('contextmenu',this._showContextMenu,this);
this.treestateId = Ext.id();
this.on('click',function(x) {
Ext.state.Manager.set(this.treestateId,x.getPath());
},this);
}
,encode: function(node) {
if (!node) { node = this.getRootNode(); }
var _encode = function(node) {
var resultNode = {};
var kids = node.childNodes;
for (var i = 0;i < kids.length;i=i+1) {
var n = kids[i];
resultNode[n.id] = {
id: n.id
,checked: n.ui.isChecked()
,type: n.attributes.type || ''
,data: n.attributes.data || {}
,children: _encode(n)
};
}
return resultNode;
};
var nodes = _encode(node);
return Ext.encode(nodes);
}
,_showContextMenu: function(node,e) {
node.select();
this.cm.activeNode = node;
var nar = node.id.split('_');
this.cm.removeAll();
if (node.attributes.menu && node.attributes.menu.items) {
this.addContextMenuItem(node.attributes.menu.items);
this.cm.show(node.ui.getEl(),'t?');
}
}
,addContextMenuItem: function(items) {
var a = items, l = a.length;
for(var i = 0; i < l; i++) {
a[i].scope = this;
this.cm.add(a[i]);
}
}
,removeChildren: function(node) {
while(node.firstChild){
var c = node.firstChild;
node.removeChild(c);
c.destroy();
}
}
,loadRemoteData: function(data) {
this.removeChildren(this.getRootNode());
for (var c in data) {
if (typeof data[c] === 'object') {
this.getRootNode().appendChild(data[c]);
}
}
}
,removeNode: function(id) {
var node = this.getNodeById(id);
if (node) {
node.remove();
}
}
,removeActiveNode: function() {
this.cm.activeNode.remove();
}
,refresh: function() {
var treeState = Ext.state.Manager.get(this.treestateId);
var root = this.getRootNode();
if (this.config.url) { root.reload(); }
if (treeState === undefined) {
this.root.expand(null,null);
} else {
this.expandPath(treeState,null);
}
this.fireEvent('refresh',{root:this.getRootNode()});
return true;
}
,expand: function() {
if (this.root) {
this.root.expand();
this.root.expandChildNodes();
}
}
,collapse: function() {
if (this.root) {
this.root.collapseChildNodes();
this.root.collapse();
}
}
,getToolbar: function() {
var iu = MODx.config.template_url+'images/restyle/icons/';
return [{
icon: iu+'arrow_down.png'
,cls: 'x-btn-icon'
,scope: this
,tooltip: {text: _('tree_expand')}
,handler: this.expand
},{
icon: iu+'arrow_up.png'
,cls: 'x-btn-icon'
,scope: this
,tooltip: {text: _('tree_collapse')}
,handler: this.collapse
},'-',{
icon: iu+'refresh.png'
,cls: 'x-btn-icon'
,scope: this
,tooltip: {text: _('tree_refresh')}
,handler: this.refresh
}];
}
});
Ext.reg('tree-checkbox',MODx.tree.CheckboxTree);
/* checkbox node ui */
MODx.tree.CheckboxNodeUI=Ext.extend(Ext.tree.TreeNodeUI,{onCheckChange:function(){MODx.tree.CheckboxNodeUI.superclass.onCheckChange.apply(this,arguments);var p;if((p=this.node.parentNode)&&p.getUI().updateParent){p.getUI().updateParent()}},toggleCheck:function(){var a=MODx.tree.CheckboxNodeUI.superclass.toggleCheck.apply(this,arguments);this.updateChild(a);return a},renderElements:function(n,a,b,c){MODx.tree.CheckboxNodeUI.superclass.renderElements.apply(this,arguments);this.updateChild(this.node.attributes.checked)},updateParent:function(){var a;this.node.eachChild(function(n){if(a===undefined){a=n.attributes.checked}else if(a!==n.attributes.checked){a=this.grayedValue;return false}},this);this.toggleCheck(a)},updateChild:function(a){if(this.checkbox&&false){if(a===true){Ext.fly(this.ctNode).replaceClass('x-tree-branch-unchecked','x-tree-branch-checked')}else if(a===false){Ext.fly(this.ctNode).replaceClass('x-tree-branch-checked','x-tree-branch-unchecked')}else{Ext.fly(this.ctNode).removeClass(['x-tree-branch-checked','x-tree-branch-unchecked'])}}}});Ext.override(Ext.tree.TreeNodeUI,{grayedValue:null,onDisableChange:function(a,b){this.disabled=b;this[b?'addClass':'removeClass']("x-tree-node-disabled")},initEvents:function(){this.node.on("move",this.onMove,this);this.addClass('x-tree-checkboxnode');if(this.node.disabled){this.addClass("x-tree-node-disabled")}if(this.node.hidden){this.hide()}var a=this.node.getOwnerTree();var b=a.enableDD||a.enableDrag||a.enableDrop;if(b&&(!this.node.isRoot||a.rootVisible)){Ext.dd.Registry.register(this.elNode,{node:this.node,handles:this.getDDHandles(),isHandle:false})}},onDblClick:function(e){e.preventDefault();if(this.disabled){return}if(!this.animating&&this.node.isExpandable()){this.node.toggle()}this.fireEvent("dblclick",this.node,e)},onCheckChange:function(){var a=this.isChecked();this.node.attributes.checked=a;this.fireEvent('checkchange',this.node,a)},toggleCheck:function(a){var b=this.checkbox;if(!b){return false}if(a===undefined){a=this.isChecked()===false}if(a===true){Ext.fly(b).replaceClass('x-tree-node-grayed','x-tree-node-checked')}else if(a!==false){Ext.fly(b).replaceClass('x-tree-node-checked','x-tree-node-grayed')}else{Ext.fly(b).removeClass(['x-tree-node-checked','x-tree-node-grayed'])}this.onCheckChange();return a},onCheckboxClick:function(){if(!this.disabled){this.toggleCheck()}},onCheckboxOver:function(){this.addClass('x-tree-checkbox-over')},onCheckboxOut:function(){this.removeClass('x-tree-checkbox-over')},onCheckboxDown:function(){this.addClass('x-tree-checkbox-down')},onCheckboxUp:function(){this.removeClass('x-tree-checkbox-down')},renderElements:function(n,a,b,c){this.indentMarkup=n.parentNode?n.parentNode.ui.getChildIndent():'';var d=a.checked!==undefined;var e=a.href?a.href:Ext.isGecko?"":"#";var f=['<li class="x-tree-node"><div ext:tree-node-id="',n.id,'" class="x-tree-node-el x-tree-node-leaf x-unselectable ',a.cls,'" unselectable="on">','<span class="x-tree-node-indent">',this.indentMarkup,"</span>",'<img src="',this.emptyIcon,'" class="x-tree-ec-icon x-tree-elbow" />','<img src="',a.icon||this.emptyIcon,'" class="x-tree-node-icon',(a.icon?" x-tree-node-inline-icon":""),(a.iconCls?" "+a.iconCls:""),'" unselectable="on" />',d?('<img src="'+this.emptyIcon+'" class="x-tree-checkbox'+(a.checked===true?' x-tree-node-checked':(a.checked!==false?' x-tree-node-grayed':''))+'" />'):'','<a hidefocus="on" class="x-tree-node-anchor" href="',e,'" tabIndex="1" ',(a.hrefTarget?' target="'+a.hrefTarget+'"':""),'>','<span unselectable="on">',n.text,'</span>','</a>','</div><ul class="x-tree-node-ct" style="display:none;"></ul>',"</li>"].join('');var g;if(c!==true&&n.nextSibling&&(g=n.nextSibling.ui.getEl())){this.wrap=Ext.DomHelper.insertHtml("beforeBegin",g,f)}else{this.wrap=Ext.DomHelper.insertHtml("beforeEnd",b,f)}this.elNode=this.wrap.childNodes[0];this.ctNode=this.wrap.childNodes[1];var h=this.elNode.childNodes;this.indentNode=h[0];this.ecNode=h[1];this.iconNode=h[2];var i=3;if(d){this.checkbox=h[3];i=i+1}this.anchor=h[i];this.textNode=h[i].firstChild;var z;if(a.description&&this.textNode){z=new Ext.ToolTip({target:this.textNode,html:a.description})}},isChecked:function(){return this.checkbox?(Ext.fly(this.checkbox).hasClass('x-tree-node-checked')?true:Ext.fly(this.checkbox).hasClass('x-tree-node-grayed')?this.grayedValue:false):false}});Ext.override(Ext.tree.TreeEventModel,{initEvents:function(){var a=this.tree.getTreeEl();a.on('click',this.delegateClick,this);if(this.tree.trackMouseOver!==false){a.on('mouseover',this.delegateOver,this);a.on('mouseout',this.delegateOut,this)}a.on('mousedown',this.delegateDown,this);a.on('mouseup',this.delegateUp,this);a.on('dblclick',this.delegateDblClick,this);a.on('contextmenu',this.delegateContextMenu,this)},delegateOver:function(e,t){if(!this.beforeEvent(e)){return}if(this.lastEcOver){this.onIconOut(e,this.lastEcOver);delete this.lastEcOver}if(this.lastCbOver){this.onCheckboxOut(e,this.lastCbOver);delete this.lastCbOver}if(e.getTarget('.x-tree-ec-icon',1)){this.lastEcOver=this.getNode(e);this.onIconOver(e,this.lastEcOver)}else if(e.getTarget('.x-tree-checkbox',1)){this.lastCbOver=this.getNode(e);this.onCheckboxOver(e,this.lastCbOver)}t=this.getNodeTarget(e);if(t){this.onNodeOver(e,this.getNode(e))}},delegateOut:function(e,t){if(!this.beforeEvent(e)){return}var n;if(e.getTarget('.x-tree-ec-icon',1)){n=this.getNode(e);this.onIconOut(e,n);if(n===this.lastEcOver){delete this.lastEcOver}}else if(e.getTarget('.x-tree-checkbox',1)){n=this.getNode(e);this.onCheckboxOut(e,n);if(n===this.lastCbOver){delete this.lastCbOver}}t=this.getNodeTarget(e);if(t&&!e.within(t,true)){this.onNodeOut(e,this.getNode(e))}},delegateDown:function(e,t){if(!this.beforeEvent(e)){return}if(e.getTarget('.x-tree-checkbox',1)){this.onCheckboxDown(e,this.getNode(e))}},delegateUp:function(e,t){if(!this.beforeEvent(e)){return}if(e.getTarget('.x-tree-checkbox',1)){this.onCheckboxUp(e,this.getNode(e))}},delegateOut:function(e,t){if(!this.beforeEvent(e)){return}var n;if(e.getTarget('.x-tree-ec-icon',1)){n=this.getNode(e);this.onIconOut(e,n);if(n===this.lastEcOver){delete this.lastEcOver}}else if(e.getTarget('.x-tree-checkbox',1)){n=this.getNode(e);this.onCheckboxOut(e,n);if(n===this.lastCbOver){delete this.lastCbOver}}if((t=this.getNodeTarget(e))&&!e.within(t,true)){this.onNodeOut(e,this.getNode(e))}},delegateClick:function(e,t){if(!this.beforeEvent(e)){return}if(e.getTarget('.x-tree-checkbox',1)){this.onCheckboxClick(e,this.getNode(e))}else if(e.getTarget('.x-tree-ec-icon',1)){this.onIconClick(e,this.getNode(e))}else if(this.getNodeTarget(e)){this.onNodeClick(e,this.getNode(e))}},onCheckboxClick:function(e,a){a.ui.onCheckboxClick()},onCheckboxOver:function(e,a){a.ui.onCheckboxOver()},onCheckboxOut:function(e,a){a.ui.onCheckboxOut()},onCheckboxDown:function(e,a){a.ui.onCheckboxDown()},onCheckboxUp:function(e,a){a.ui.onCheckboxUp()}});