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
views : null,
stores : null,
// private
+ loadingChildren : false,
+
onRender : function(ct, position)
{
Roo.form.ComboBox.superclass.onRender.call(this, ct, position); // skip parent call - got to above..
- if(this.hiddenName){
+ if(this.hiddenName){
this.hiddenField = this.el.insertSibling({tag:'input', type:'hidden', name: this.hiddenName, id: (this.hiddenId||this.hiddenName)},
'before', true);
this.hiddenField.value =
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);
}
- if(this.allowBlank && !this.disableClear){
- this.footer = this.list.createChild({cls:cls+'-ft'});
- this.pageTb = new Roo.Toolbar(this.footer);
- }
-
+ // always needs footer, as we are going to have an 'OK' button.
+ this.footer = this.list.createChild({cls:cls+'-ft'});
+ this.pageTb = new Roo.Toolbar(this.footer);
+ var _this = this;
+ this.pageTb.add( {
+
+ text: 'Done',
+ handler: function()
+ {
+ _this.collapse();
+ }
+ });
- if (this.pageTb && this.allowBlank && !this.disableClear) {
- var _this = this;
+ if ( this.allowBlank && !this.disableClear) {
+
this.pageTb.add(new Roo.Toolbar.Fill(), {
cls: 'x-btn-icon x-btn-clear',
text: ' ',
{
var lw = Math.floor(
- ((this.listWidth || 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'
var il = this.innerLists[i] = this.list.createChild({cls:cls+'-inner'});
//il.on('mouseover', this.onViewOver, this, { list: i });
il.setStyle({ 'overflow-x' : 'hidden'});
if(!this.tpl){
- this.tpl = '<div class="'+cls+'-item">{' + this.displayField + '}</div>';
+ this.tpl = new Roo.Template({
+ html : '<div class="'+cls+'-item '+cls+'-item-{cn:this.isEmpty}">{' + this.displayField + '}</div>',
+ isEmpty: function (value, allValues) {
+ //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.getEl().setStyle({
position: i < 1 ? 'relative' : 'absolute',
top: 0,
- left: (i * lw ) + 'px'
+ left: (i * lw ) + 'px',
+ display : i > 0 ? 'none' : 'block'
});
view.on('selectionchange', this.onSelectChange, this, {list : i });
-
+ view.on('dblclick', this.onDoubleClick, this, {list : i });
//view.on('click', this.onViewClick, this, { list : i });
store.on('beforeload', this.onBeforeLoad, this);
- store.on('load', i > 0 ? this.onSubLoad : this.onLoad, this);
+ store.on('load', this.onLoad, this, { list : i});
store.on('loadexception', this.onLoadException, this);
-
+ // hide the other vies..
},
- onResize : function() {},
-
+
restrictHeight : function()
{
var mh = 0;
var el = this.views[i].getEl();
el.dom.style.height = '';
var inner = el.dom;
- var h = Math.max(inner.clientHeight, inner.offsetHeight, inner.scrollHeight);
+ var h = Math.max(il.clientHeight, il.offsetHeight, il.scrollHeight);
// only adjust heights on other ones..
+ mh = Math.max(h, mh);
if (i < 1) {
el.setHeight(h < this.maxHeight ? 'auto' : this.maxHeight);
il.setHeight(h < this.maxHeight ? 'auto' : this.maxHeight);
- mh = Math.max(el.getHeight(), mh);
+
}
// -- store handlers..
-
+ // private
+ onBeforeLoad : function()
+ {
+ if(!this.hasFocus){
+ return;
+ }
+ this.innerLists[0].update(this.loadingText ?
+ '<div class="loading-indicator">'+this.loadingText+'</div>' : '');
+ this.restrictHeight();
+ this.selectedIndex = -1;
+ },
// private
onLoad : function(a,b,c,d)
{
-
+ if (!this.loadingChildren) {
+ // then we are loading the top level. - hide the children
+ for (var i = 1;i < this.views.length; i++) {
+ this.views[i].getEl().setStyle({ display : 'none' });
+ }
+ var lw = Math.floor(
+ ((this.listWidth * this.maxColumns || Math.max(this.wrap.getWidth(), this.minListWidth)) - this.list.getFrameWidth('lr')) / this.maxColumns
+ );
+
+ this.list.setWidth(lw); // default to '1'
+
+
+ }
if(!this.hasFocus){
return;
}
} else {
this.onEmptyResults();
}
- //this.stores[1].loadData([]);
- //this.stores[2].loadData([]);
- //this.el.focus();
- },
- onSubLoad : function ()
- {
+ if (!this.loadingChildren) {
+ this.selectActive();
+ }
+ /*
+ this.stores[1].loadData([]);
+ this.stores[2].loadData([]);
+ this.views
+ */
+
+ //this.el.focus();
},
+
// private
onLoadException : function()
{
}
- } ,
-
-
+ },
+ // no cleaning of leading spaces on blur here.
+ cleanLeadingSpace : function(e) { },
+
onSelectChange : function (view, sels, opts )
{
var ix = view.getSelectedIndexes();
- if (!ix.length|| opts.list > 2) {
- this.stores[opts.list+1].loadData( [] );
+
+ if (opts.list > this.maxColumns - 2) {
+ if (view.store.getCount()< 1) {
+ this.views[opts.list ].getEl().setStyle({ display : 'none' });
+
+ } else {
+ if (ix.length) {
+ // used to clear ?? but if we are loading unselected
+ this.setFromData(view.store.getAt(ix[0]).data);
+ }
+
+ }
+
+ return;
+ }
+
+ if (!ix.length) {
+ // this get's fired when trigger opens..
+ // this.setFromData({});
+ var str = this.stores[opts.list+1];
+ str.data.clear(); // removeall wihtout the fire events..
return;
}
- Roo.log(ix);
var rec = view.store.getAt(ix[0]);
- Roo.log(rec);
+
+ this.setFromData(rec.data);
+ this.fireEvent('select', this, rec, ix[0]);
+
+ var lw = Math.floor(
+ (
+ (this.listWidth * this.maxColumns || Math.max(this.wrap.getWidth(), this.minListWidth)) - this.list.getFrameWidth('lr')
+ ) / this.maxColumns
+ );
+ this.loadingChildren = true;
+ this.stores[opts.list+1].loadDataFromChildren( rec );
+ this.loadingChildren = false;
+ var dl = this.stores[opts.list+1]. getTotalCount();
- this.stores[opts.list+1].loadData( typeof(rec.data.cn) == 'undefined' ? [] : rec.data.cn);
this.views[opts.list+1].getEl().setHeight( this.innerLists[0].getHeight());
- this.innerLists[opts.list+1].setHeight( this.innerLists[0].getHeight());
+
+ this.views[opts.list+1].getEl().setStyle({ display : dl ? 'block' : 'none' });
+ for (var i = opts.list+2; i < this.views.length;i++) {
+ this.views[i].getEl().setStyle({ display : 'none' });
+ }
+
+ this.innerLists[opts.list+1].setHeight( this.innerLists[0].getHeight());
+ this.list.setWidth(lw * (opts.list + (dl ? 2 : 1)));
+
+ if (this.isLoading) {
+ // this.selectActive(opts.list);
+ }
+
+ },
+
+
+
+
+ onDoubleClick : function()
+ {
+ this.collapse(); //??
+ },
+
+
+
+
+
+ // private
+ recordToStack : function(store, prop, value, stack)
+ {
+ 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;
+ var srec = false;
+ if(store.getCount() < 1){
+ return false;
+ }
+ store.each(function(r){
+ if(r.data[prop] == value){
+ record = r;
+ srec = r;
+ return false;
+ }
+ if (r.data.cn && r.data.cn.length) {
+ cstore.loadDataFromChildren( r);
+ var cret = _this.recordToStack(cstore, prop, value, stack);
+ if (cret !== false) {
+ record = cret;
+ srec = r;
+ return false;
+ }
+ }
+
+ return true;
+ });
+ if (record == false) {
+ return false
+ }
+ stack.unshift(srec);
+ return record;
+ },
+
+ /*
+ * find the stack of stores that match our value.
+ *
+ *
+ */
+
+ selectActive : function ()
+ {
+ // if store is not loaded, then we will need to wait for that to happen first.
+ var stack = [];
+ this.recordToStack(this.store, this.valueField, this.getValue(), stack);
+ for (var i = 0; i < stack.length; i++ ) {
+ this.views[i].select(stack[i].store.indexOf(stack[i]), false, false );
+ }
+
}
+
+
+
+
});
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