Changeset 1152

Timestamp:

03/02/11 15:29:47 (13 years ago)

Author:

patdui

Message:

Ticket #99: added busy cursor and preventing repeatedly clicking the component

File:

• ComponentRegistry/trunk/ComponentBrowserGui/src/main/flex/clarin/cmdi/componentregistry/common/components/ExpandingComponentLabel.as (modified) (6 diffs)

ComponentRegistry/trunk/ComponentBrowserGui/src/main/flex/clarin/cmdi/componentregistry/common/components/ExpandingComponentLabel.as

@@ -9 +9 @@
         import clarin.cmdi.componentregistry.services.ComponentInfoService;
         import clarin.cmdi.componentregistry.services.ComponentListService;
-        
+
         import flash.display.DisplayObject;
         import flash.events.MouseEvent;
-        
+
         import mx.containers.VBox;
         import mx.controls.Label;
+        import mx.managers.CursorManager;
 
         public class ExpandingComponentLabel extends VBox {
@@ -20 +21 @@
                 [Bindable]
                 public var isExpanded:Boolean = false;
+                private var expandBusy:Boolean = false;
 
                 private var expanded:DisplayObject;
@@ -35 +37 @@
                         styleName = StyleConstants.EXPANDING_COMPONENT;
                         if (item && item.isInUserSpace) {
-                            this.setStyle("borderColor", StyleConstants.USER_BORDER_COLOR);
+                                this.setStyle("borderColor", StyleConstants.USER_BORDER_COLOR);
                         }
                 }
@@ -55 +57 @@
 
                 private function handleClick(event:MouseEvent):void {
-                        if (isExpanded) {
-                                unexpand();
-                                isExpanded = false;
-                        } else {
-                                expand();
+                        if (!expandBusy) {
+                                expandStart();
+                                try {
+                                        if (isExpanded) {
+                                                isExpanded = false;
+                                                unexpand();
+                                        } else {
+                                                isExpanded = true;
+                                                expand();
+                                        }
+                                } catch (err:Error) {
+                                        trace(err);
+                                        CursorManager.removeBusyCursor();
+                                }
                         }
+                }
+
+                private function expandStart():void {
+                        expandBusy = true;
+                        CursorManager.setBusyCursor();
+                }
+
+                private function expandFinished():void {
+                        expandBusy = false;
+                        CursorManager.removeBusyCursor();
                 }
 
@@ -67 +88 @@
                         if (expanded != null) {
                                 removeChild(expanded);
+                                expanded = null;
                         }
+                        expandFinished();
                 }
 
@@ -84 +107 @@
                         (expanded as CMDSpecRenderer).cmdSpec = CMDModelFactory.createModel(comp.componentMD.xml, comp.description);
                         addChild(expanded);
-                        isExpanded = true;
+                        expandFinished();
                 }