photopanel.removeChild(pgBar); ?

 

Justin Haygood | Software Engineer | EyeWonder Atlanta

Phone 678-891-2031 | Mobile 404-271-2273
[EMAIL PROTECTED] | aim - ewjhaygood

EyeWonder 
Interactive Digital Advertising. Advance.
www.eyewonder.com <http://www.eyewonder.com> 

 

 

From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Gabsaga Tata
Sent: Friday, July 25, 2008 12:51 PM
To: [email protected]
Subject: Re: [AFFUG Discuss] ProgressBar question

 

 

I tried that already and it didn't work. But I found an alternate way. The
only thing I'm trying to figure out why now is to remove the progress bar
from the panel when the image completely loads. Do you know how I can do
that?

 

private var image:Image;
private var pgBar:ProgressBar;

public function clickHandler(event:MouseEvent):void
{
   if (image != null) 
   {
       photopanel.removeChild(image);
   }

   if (pgBar != null) 
   {
      photopanel.removeChild(pgBar);
   }

   pgBar = new ProgressBar();
   pgBar.mode = ProgressBarMode.POLLED;
   pgBar.label = "Loaded %1 of %2 bytes, %3%%";
   pgBar.indeterminate = false;


   image = new Image();
   image.source = list.selectedItem.photoUrl;
   photopanel.addChild(image);
   photopanel.addChild(pgBar);
   pgBar.source = image;
}


private function completeHandler(event:Event):void 
{
   // remove the progress from the featured phototgraph panel
   if (pgBar != null) 
   {
      photopanel.removeChild(pgBar);
   }
}

 

Do you know how I can call the completeHandler function after the image
finishes loading?

 

I know in mxml you can do like the following:

 

<mx:Image id="image" width="100%" height="100%"
complete="completeHandler(event)" />

But I'm trying to do it from the ActionScript which I haven't figured out
yet.

 

Thanks.

 

Gabsaga

 

-----Original Message-----
From: Davy Strube [mailto:[EMAIL PROTECTED]
Sent: Thursday, July 24, 2008 10:43 PM
To: [EMAIL PROTECTED]
Subject: Re: [AFFUG Discuss] ProgressBar question

        Try this:
        In the completeHandler, 
        photoLoadProgressBar.setProgress(0,1);
        
        I doubt this will work because the documentation says this method is
for mode=manual, but it's something to try.
        http://livedocs.adobe.com/flex/2/langref/mx/controls/ProgressBar.html
        
        -Davy

        On Thu, Jul 24, 2008 at 5:31 PM, Gabsaga Tata <[EMAIL PROTECTED]>
wrote:

        I am new to flex and I have developed this very simple application
with the source could included below.

         

        The problem I'm having is how to reset the progress bar. When the
first image is loaded in the Featured Photograph panel, the progress bar
shows the % complete as the image is being loaded. So far, so good.

         

        But when the subsequent images are loaded, the progress bar does not
change. It just shows the last state after the first image completely loaded.

         

        Is there a way to make it such that the progress bar shows the
progress of subsequent images being loaded?

         

        Thanks for any help in advance!!

        
        Gabsaga

         

         

        ********************  Source Code ********************

         

        <?xml version="1.0" ?>

        <mx:Application xmlns="*" xmlns:mx="http://www.adobe.com/2006/mxml";
layout="vertical">

         

        <mx:Style>

        Panel {

        backgroundAlpha: 1;

        borderAlpha: 1;

        headerColors: #c7c7c7, #ffffff;

        footerColors: #ffffff, #c7c7c7;

        paddingTop: 15;

        paddingRight: 25;

        paddingLeft: 25;

        paddingBottom: 15;

        shadowDirection: "right";

        }

        .header {

        color: #ffffff;

        fontSize: 15;

        fontWeight: "bold";

        }

        </mx:Style>

         

        <mx:Script>

        <![CDATA[

         

        import mx.rpc.events.ResultEvent;

        import mx.rpc.events.FaultEvent;

        import mx.utils.ObjectUtil;

        import mx.controls.Alert;

        import mx.utils.StringUtil;

         

        private function resultHandler(event:ResultEvent):void 

        {

        //used for debugging - shows details about result

        //returned by the Java class method

         

        //Alert.show( ObjectUtil.toString(event.result) );

        }

         

        private function faultHandler(event:FaultEvent):void

        {

        Alert.show( ObjectUtil.toString(event.fault) );

        }

         

        private function updateHandler(event:Event):void

        {

        remoteObj.updatePhoto(updatedPhoto);

        remoteObj.getPhotos();

        }

         

        public function clickHandler(event:MouseEvent):void

        {

        image1.source = list.selectedItem.photoUrl;

        photoLoadProgressBar.visible = true; 

        progressHandler(event);

        }

         

        private function completeHandler(event:Event):void 

        {

        // make progress bar invisible

        photoLoadProgressBar.visible = false;

        }

         

        public function progressHandler(event:Event):void 

        { 

        photoLoadProgressBar.indeterminate=false;

        }

         

        ]]>

        </mx:Script>

         

        <mx:RemoteObject id="remoteObj" destination="photosvc"
result="resultHandler(event)" fault="faultHandler(event)" />

         

        <Photo id="updatedPhoto"

        photoId="{list.selectedItem.photoId}" 

        photoUrl="{list.selectedItem.photoUrl}" 

        photoDescription="{txtPhotoDescription.text}" />

         

        <mx:VBox verticalGap="10">

         

        <mx:Panel id="gridpanel" title="Simpaq Inc. (Flex Rocks!!)"
width="800" height="350">

         

        <mx:DataGrid id="list"
dataProvider="{remoteObj.getPhotos.lastResult}" width="100%" height="80%"
click="clickHandler(event)" >

        <mx:columns>

        <mx:DataGridColumn dataField="photoId" headerText="Photo ID"
width="100" />

        <mx:DataGridColumn dataField="photoDescription" headerText="Photo
Comments" width="300" />

        <mx:DataGridColumn dataField="photoUrl" headerText="Photo URL"
width="400" />

        </mx:columns> 

        </mx:DataGrid> 

         

        <mx:Form width="100%">

         

        <mx:FormItem label="Comments" width="100%">

        <mx:TextArea id="txtPhotoDescription"
text="{list.selectedItem.photoDescription}" width="100%" height="20%"/>

        </mx:FormItem>

         

        </mx:Form>

         

        <mx:ProgressBar id="photoLoadProgressBar" width="300" source="image1"
mode="polled" visible="false" label="Loaded %3%%" labelWidth="400"
labelPlacement="top" /> 

         

        <mx:ControlBar>

        <mx:Button label="Get Photos" click="remoteObj.getPhotos()" />
<mx:Button label="Update comments" click="updateHandler(event);"/>

        </mx:ControlBar>

         

        </mx:Panel>

         

        <mx:Panel id="photopanel" title="Featured Photograph" width="800"
height="400">

         

        <mx:Image id="image1" width="100%" height="100%"
maintainAspectRatio="true" complete="completeHandler(event)" />

         

        </mx:Panel>

         

        </mx:VBox>

         

        </mx:Application>

        
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