flex

How do I structure multiple Cairngorm MVC projects that share several components?

I recently completed a project for a custom report UI in Flex. Now, I've been tasked with creating a new application that is essentially a "lite" version of the original UI. It will include only a few of the options that are in the original application. Also, it needs to be a separate application. I do not want to duplicate my code, so ...

What is the best way to architect extended Cairngorm classes to be shared across applications?

I have created a few Event and Command classes for use in my Cairngorm projects. For example, I created an class that extends com.adobe.cairngorm.control.CairngormEvent that allows me to set callback functions upon completion or failure of the corresponding Command. To accomplish this, I also had to create a new Class that implements co...

Reordering of item in TileList with dataChangeEffect does not work as expected.

I currently have a TileList with a custom itemRenderer based on a VBox. I have bound the DefaultTileListEffect to the itemChangeEffect property on my TileList. However, I've run into a weird problem when I drag an item to a new location in the TileList. When going through the sequence of events (in this case, FadeOut, Move, FadeIn) th...

Switching between data providers (Flex 2.0)

Suppose I have one combo box and I am switching its data provider from oldDataProvider to newDataProvider with ActionScript. Both data providers are ArrayCollections. Then, when a change occurs in the oldDataProvider ArrayCollection, it affects the combo box, although it is not its data provider anymore. Specifically, when removing an it...

Appending URL parameters to URLs in ActionScript

I'm trying to add a URL parameter to an URL string in ActionScript. Currently I'm checking the existing URL to see if it explicitly has a "?" to determine if there are any existing parameters to determine if my parameter delimiter should be "?" or "&". Is there a library or utility method in ActionScript which could simplify the code bel...

From a Flex application, how to encrypt a string using SHA1 and convert it to base64 string?

I don't know much about actionscript, can anybody throw me an URL on how to do this? ...

When does lazy loading become a problem in RIAs?

So I've got a simple web application using Spring MVC + Hibernate and am using the OpenSessionInViewFilter. I've recently been thinking of replacing the UI with something like Flex or GWT. At first I thought it would be easy, in that I can just hit my service layer from the new front end. But as I consider this a bit more, I'm a littl...

Flex compiler warning - variable 'item' has no type declaration

I am tyring to learn flex programming myself. Below code gives me a warning variable 'item' has no type declaration. var xml:XML = xml as XML; for each (var item in xml.employee) { Alert.show(item.@name); } What is the type of variable item? I thought it was XMLNode, but it give me error. I want to remove the compil...

How to make Flex validation message to appear above the field?

Usually validation message appears right to input field: http://aralbalkan.com/wp-content/uploads/2008/01/better-flex-validation-errors.gif But if there is not enough space to right, the message appears above. How to make it always appear above? (regardless of free space etc.) UPDATE It would be great if I could leverage Flex built-i...

Custom Context Menu WITH selectable enabled in AS3

Hi All, I have a Label in AS3 that I want to be selectable (.selectable = true) AND I want the clipboardMenu to show up on right-click ALONG with custom menu items. If I do THIS: var label:Label = new Label(); label.text = "test"; label.selectable = false; var contextMenu = new ContextMenu(); contextMenu.clipboardMenu = true; context...

How to hack private static field in Flex?

Is there a way to change private static field of an alien class? For example: package mx.managers { public class TooltipManager ... { private static var _impl:IToolTipManager2; // <- assign my own value here ... } } In Java it is possible to do it using Reflection API. What about Flex? ...

air flex windowed application rotation

Hi, We have a air/flex app that we want to add an effect to. Basically we want to rotate the whole window when a particular button is clicked. Similar to say how, the clock widget behaves in mac os dashboard when you click the 'i' button, the whole widget rotates. I'm wondering if this sort of thing is possible in air/flex 3? Thanks ...

Removing Flash meta-policy communication warning

I am communicating to an external server via a URLLoader and receiving the following warning: Warning: Domain domain name does not specify a meta-policy. Applying default meta-policy 'master-only'. This configuration is deprecated. See http://www.adobe.com/go/strict_policy_files to fix this problem. The provided link r...

Spring BlazeDS flex.messaging.endpoints.AMFEndpoint

I have been struggling with this today for quite a while, removing everything but the default channels just to get it going. I have resolved all of my library issues (I hope) and now am getting the error below. I have also included my config files in case anyone can take a look at this. Thanks!!! 03:19:51,945 INFO [STDOUT] - Context in...

How to anti-alias an image in Flex?

Hello, I have a Flex component with a background image. The image is sharp in the beginning, but is jagged whenever I scale the component using scaleX and scaleY. How would I make the image anti-alias so that, it it's scaled to 0.75, the lines are smooth, not jaggedy? Here is the image Here is the scaled version And the unscaled (good...

Flex Builder 3 not debugging

Allope, I've recently bough Flex Builder 3 and I am completely dissatisfied with its reluctance to debug. It manages to debug a few times, but after that, it just doesn't want to "connect to the debugger". Help? ...

Flex canvas scrolling problem

Hello I have canvas in my Flex project. Canvas have one child elements. I mode the element to y=500 and see the scroller in my canvas I drag scroller to bottom to see my element I move element to y=200 After that the scroller is still on the same place. How I can update the scroller and move it to the top? Thanks ...

How to apply gradient is flex? And corner radius

Hi, I would like to know how to apply gradient and corner radius in flex. Is css the only way? I mean I want to use more of flex properties to make this happen Can someone give a sample class or code for it? Thanks ...

Degrafa Bezier spline bind data to string

Hi, I want to insert a bezier spline into my Canvas by this code <mx:Canvas id="graphCanvas" width="100%" height="100%" preinitialize="preInit()" /> <BezierSpline id="mySpline" graphicsTarget="{[graphCanvas]}" data="points" verticalCenter="0" horizontalCenter="0" > points is a string I initialize in the preInit() method [Bin...

Remoting , Messaging and Data Management in Flex?

Can anyone explain me the difference of all and also an another question does Zend AMF support all these. ...