Roo.extend(Roo.form.ComboNested, Roo.form.ComboBox, {
+ /*
+ * @config {Number} max Number of columns to show
+ */
+
+ maxColumns : 3,
list : null, // the outermost div..
innerLists : null, // the
this.innerLists = [];
this.views = [];
this.stores = [];
- for (var i =0 ; i < 3; i++) {
+ for (var i =0 ; i < this.maxColumns; i++) {
this.onRenderList( cls, i);
}
{
var lw = Math.floor(
- ((this.listWidth * 3 || Math.max(this.wrap.getWidth(), this.minListWidth)) - this.list.getFrameWidth('lr')) / 3
+ ((this.listWidth * this.maxColumns || Math.max(this.wrap.getWidth(), this.minListWidth)) - this.list.getFrameWidth('lr')) / this.maxColumns
);
this.list.setWidth(lw); // default to '1'
this.tpl = new Roo.Template({
html : '<div class="'+cls+'-item '+cls+'-item-{cn:this.isEmpty}">{' + this.displayField + '}</div>',
isEmpty: function (value, allValues) {
- return value.length ? 'has-children' : 'no-children'
+ //Roo.log(value);
+ var dl = typeof(value.data) != 'undefined' ? value.data.length : value.length; ///json is a nested response..
+ return dl ? 'has-children' : 'no-children'
}
});
}
var store = this.store;
if (i > 0) {
store = new Roo.data.SimpleStore({
+ //fields : this.store.reader.meta.fields,
reader : this.store.reader,
data : [ ]
});
}
this.stores[i] = store;
-
-
-
+
var view = this.views[i] = new Roo.View(
il,
this.tpl,
//view.on('click', this.onViewClick, this, { list : i });
store.on('beforeload', this.onBeforeLoad, this);
- store.on('load', this.onStoreLoad, this, { list : i});
+ store.on('load', this.onLoad, this, { list : i});
store.on('loadexception', this.onLoadException, this);
// hide the other vies..
if(!this.hasFocus){
return;
}
- this.innerList[0].update(this.loadingText ?
+ this.innerLists[0].update(this.loadingText ?
'<div class="loading-indicator">'+this.loadingText+'</div>' : '');
this.restrictHeight();
this.selectedIndex = -1;
//this.el.focus();
},
- onStoreLoad : function ()
- {
- Roo.log(arguments);
- },
+
// private
onLoadException : function()
onSelectChange : function (view, sels, opts )
{
var ix = view.getSelectedIndexes();
-
-
- if (opts.list > 1) {
+
+ if (opts.list > this.maxColumns - 2) {
this.setFromData(ix.length ? view.store.getAt(ix[0]).data : {});
return;
if (!ix.length) {
this.setFromData({});
- this.stores[opts.list+1].loadData( [] );
+ var str = this.stores[opts.list+1];
+ str.removeAll();
return;
}
var rec = view.store.getAt(ix[0]);
- this.setFromData(rec.data);
+ if (!this.isLoading) {
+ this.setFromData(rec.data);
+ }
+
var lw = Math.floor(
- ((this.listWidth * 3 || Math.max(this.wrap.getWidth(), this.minListWidth)) - this.list.getFrameWidth('lr')) / 3
+ ((this.listWidth * this.maxColumns || Math.max(this.wrap.getWidth(), this.minListWidth)) - this.list.getFrameWidth('lr')) / this.maxColumns
);
- this.stores[opts.list+1].loadData( typeof(rec.data.cn) == 'undefined' ? [] : rec.data.cn);
+ this.stores[opts.list+1].loadDataFromChildren( rec );
+ var dl = this.stores[opts.list+1]. getTotalCount();
this.views[opts.list+1].getEl().setHeight( this.innerLists[0].getHeight());
- this.views[opts.list+1].getEl().setStyle({ display : rec.data.cn.length ? 'block' : 'none' });
+ this.views[opts.list+1].getEl().setStyle({ display : dl ? 'block' : 'none' });
this.innerLists[opts.list+1].setHeight( this.innerLists[0].getHeight());
- this.list.setWidth(lw * (opts.list + (rec.data.cn.length ? 2 : 1)));
+ this.list.setWidth(lw * (opts.list + (dl ? 2 : 1)));
+
+ if (this.isLoading) {
+ this.selectActive(opts.list);
+ }
+
+
},
onDoubleClick : function()
{
return this.findRecordInStore(this.store, prop,value);
},
- // private
+ // private
findRecordInStore : function(store, prop, value)
{
var cstore = new Roo.data.SimpleStore({
+ //fields : this.store.reader.meta.fields, // we need array reader.. for
reader : this.store.reader,
data : [ ]
});
var _this = this;
var record = false;
- if(store.getCount() > 0){
- store.each(function(r){
- if(r.data[prop] == value){
- record = r;
+ if(store.getCount() < 1){
+ return false;
+ }
+ store.each(function(r){
+ if(r.data[prop] == value){
+ record = r;
+ return false;
+ }
+ if (r.data.cn && r.data.cn.length) {
+ cstore.loadDataFromChildren( r);
+ var cret = _this.findRecordInStore(cstore, prop, value);
+ if (cret !== false) {
+ record = cret;
return false;
}
- if (r.data.cn && r.data.cn.length) {
- cstore.loadData( r.data.cn);
- var cret = _this.findRecordInStore(cstore, prop, value);
- if (cret !== false) {
- record = cret;
- return false;
- }
+ }
+
+ return true;
+ });
+
+ return record;
+ },
+
+
+
+ selectActive : function (lvl)
+ {
+ var cstore = new Roo.data.SimpleStore({
+ //fields : this.store.reader.meta.fields, // we need array reader.. for
+ reader : this.store.reader,
+ data : [ ]
+ });
+ // just need to determine which of the current level is selected if any..
+ var value = this.getValue();
+ var prop = this.hiddenName;
+ var store = this.stores[lvl];
+ if(store.getCount() < 1){
+ return;
+ }
+ var record = false;
+ store.each(function(r){
+ // selected is at this level
+ if(r.data[prop] == value){
+ record = r;
+ return false;
+ }
+
+ if (r.data.cn && r.data.cn.length) {
+ cstore.loadDataFromChildren( r);
+ var cret = _this.findRecordInStore(cstore, prop, value);
+ if (cret !== false) {
+ record = r;
+ return false;
}
-
- return true;
- });
+ }
+
+ return true;
+ });
+ if (record !== false) {
+ var ix = store.getIndexOf(record);
+ this.views[lvl].function(ix, false, true); // will not trigger select change..
}
- return record;
+
}
+
+
+
});
\ No newline at end of file