X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/2e847cf21b8ab9d15fa167b315ca5b2fa92638fc..c8256059947f3aa8f5b0a9a2acf55e2142bb4742:/docs/source/Combo.html diff --git a/docs/source/Combo.html b/docs/source/Combo.html index 5cd9455a..03f8f92a 100644 --- a/docs/source/Combo.html +++ b/docs/source/Combo.html @@ -1,12 +1,18 @@ - - - - The source code - - - - - 
/**
+
+
+      
+  The source code
+    
+    
+
+
+    
/*!
+ * Ext JS Library 3.2.1
+ * Copyright(c) 2006-2010 Ext JS, Inc.
+ * licensing@extjs.com
+ * http://www.extjs.com/license
+ */
+
/**
  * @class Ext.form.ComboBox
  * @extends Ext.form.TriggerField
  * 
A combobox control with support for autocomplete, remote-loading, paging and many other features.

@@ -516,18 +522,26 @@ var combo = new Ext.form.ComboBox({
         }
     },
 
+    getParentZIndex : function(){
+        var zindex;
+        if (this.ownerCt){
+            this.findParentBy(function(ct){
+                zindex = parseInt(ct.getPositionEl().getStyle('z-index'), 10);
+                return !!zindex;
+            });
+        }
+        return zindex;
+    },
+
     // private
     initList : function(){
         if(!this.list){
             var cls = 'x-combo-list',
                 listParent = Ext.getDom(this.getListParent() || Ext.getBody()),
-                zindex = parseInt(Ext.fly(listParent).getStyle('z-index') ,10);
+                zindex = parseInt(Ext.fly(listParent).getStyle('z-index'), 10);
 
-            if (this.ownerCt && !zindex){
-                this.findParentBy(function(ct){
-                    zindex = parseInt(ct.getPositionEl().getStyle('z-index'), 10);
-                    return !!zindex;
-                });
+            if (!zindex) {
+                zindex = this.getParentZIndex();
             }
 
             this.list = new Ext.Layer({
@@ -737,7 +751,23 @@ var menu = new Ext.menu.Menu({
     initEvents : function(){
         Ext.form.ComboBox.superclass.initEvents.call(this);
 
-
+        
/**
+         * @property keyNav
+         * @type Ext.KeyNav
+         * 
A {@link Ext.KeyNav KeyNav} object which handles navigation keys for this ComboBox. This performs actions
+         * based on keystrokes typed when the input field is focused.

+         * 
After the ComboBox has been rendered, you may override existing navigation key functionality,
+         * or add your own based upon key names as specified in the {@link Ext.KeyNav KeyNav} class.

+         * 
The function is executed in the scope (this reference of the ComboBox. Example:

+myCombo.keyNav.esc = function(e) {  // Override ESC handling function
+    this.collapse();                // Standard behaviour of Ext's ComboBox.
+    this.setValue(this.startValue); // We reset to starting value on ESC
+};
+myCombo.keyNav.tab = function() {   // Override TAB handling function
+    this.onViewClick(false);        // Select the currently highlighted row
+};
+

+         */
         this.keyNav = new Ext.KeyNav(this.el, {
             "up" : function(e){
                 this.inKeyMode = true;
@@ -762,7 +792,11 @@ var menu = new Ext.menu.Menu({
             },
 
             "tab" : function(e){
-                this.collapse();
+                if (this.forceSelection === true) {
+                    this.collapse();
+                } else {
+                    this.onViewClick(false);
+                }
                 return true;
             },
 
@@ -823,7 +857,7 @@ var menu = new Ext.menu.Menu({
     // private
     onResize : function(w, h){
         Ext.form.ComboBox.superclass.onResize.apply(this, arguments);
-        if(this.isVisible() && this.list){
+        if(!isNaN(w) && this.isVisible() && this.list){
             this.doResize(w);
         }else{
             this.bufferSize = w;
@@ -911,7 +945,6 @@ var menu = new Ext.menu.Menu({
 
     // private
     assertValue  : function(){
-
         var val = this.getRawValue(),
             rec = this.findRecord(this.displayField, val);
 
@@ -924,11 +957,16 @@ var menu = new Ext.menu.Menu({
             }
         }else{
             if(rec){
+                // onSelect may have already set the value and by doing so
+                // set the display field properly.  Let's not wipe out the
+                // valueField here by just sending the displayField.
+                if (val == rec.get(this.displayField) && this.value == rec.get(this.valueField)){
+                    return;
+                }
                 val = rec.get(this.valueField || this.displayField);
             }
             this.setValue(val);
         }
-
     },
 
     // private
@@ -1238,7 +1276,7 @@ var menu = new Ext.menu.Menu({
 
     // private
     collapseIf : function(e){
-        if(!e.within(this.wrap) && !e.within(this.list)){
+        if(!this.isDestroyed && !e.within(this.wrap) && !e.within(this.list)){
             this.collapse();
         }
     },
@@ -1250,11 +1288,32 @@ var menu = new Ext.menu.Menu({
         if(this.isExpanded() || !this.hasFocus){
             return;
         }
+
+        if(this.title || this.pageSize){
+            this.assetHeight = 0;
+            if(this.title){
+                this.assetHeight += this.header.getHeight();
+            }
+            if(this.pageSize){
+                this.assetHeight += this.footer.getHeight();
+            }
+        }
+
         if(this.bufferSize){
             this.doResize(this.bufferSize);
             delete this.bufferSize;
         }
         this.list.alignTo.apply(this.list, [this.el].concat(this.listAlign));
+
+        // zindex can change, re-check it and set it if necessary
+        var listParent = Ext.getDom(this.getListParent() || Ext.getBody()),
+            zindex = parseInt(Ext.fly(listParent).getStyle('z-index') ,10);
+        if (!zindex){
+            zindex = this.getParentZIndex();
+        }
+        if (zindex) {
+            this.list.setZIndex(zindex + 5);
+        }
         this.list.show();
         if(Ext.isGecko2){
             this.innerList.setOverflow('auto'); // necessary for FF 2.0/Mac
@@ -1307,6 +1366,6 @@ var menu = new Ext.menu.Menu({
 
 });
 Ext.reg('combo', Ext.form.ComboBox);
-
    
-
+
+ \ No newline at end of file