Animating data changes in a Flex Pie Chart

By On September 24, 2007 · 10 Comments

The following example shows how you can animate a pie chart using the showDataEffect effect and SeriesInterpolate class.

Full code after the jump.

 

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Creating a simple Flex Accordion inline header renderer

By On September 24, 2007 · Leave a Comment

The following example shows how you can create a simple, inline header renderer in Flex which uses the Button control for a Flex Accordion header.

Full code after the jump.

 

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Triggering effects when a container is resized

By On September 23, 2007 · 4 Comments

The following example uses a resizeEffect effect along with a Resize tween effect (<mx:Resize />) to create a smooth tween effect whenever the panel is resized.

Full code after the jump.

 

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Setting a Flex component or control’s width to a percentage value

By On September 23, 2007 · 2 Comments

The following example shows how you can set a Button control to use percentage-based width and heights in ActionScript by using the [aptly named] percentWidth and percentHeight properties respectively.

Full code after the jump.

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Creating drop shadows on the Flex TextArea control

By On September 23, 2007 · Leave a Comment

The following example shows how you can control the drop shadow on a Flex TextArea control using the dropShadowColor, shadowDirection, and shadowDistance styles.

Full code after the jump.

 

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Truncating labels in a Flex ComboBox dropdown menu using an item renderer

By On September 22, 2007 · 5 Comments

The following example shows how you can use a Label control as an item renderer in a Flex ComboBox control so that items which exceed the combo box dropdown menu’s width are truncated with a nice “…”.

Full code after the jump

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Uploading files in Flex using the FileReference class

By On September 21, 2007 · 145 Comments

In an earlier example we looked at “Downloading files in Flex using the FileReference class“, but It looks like we haven’t ever looked at file uploads.
The following example shows how you can use the FileReference class’s browse() method to allow users to select and upload a single file to a Web server.

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Determining a Flex application’s current security sandbox type

By On September 20, 2007 · 4 Comments

The following example shows how you can determine the current security sandbox type for a Flex application by checking the static, read-only Security.sandboxType property. You can also check for specific sandbox types by comparing the sandboxType property to the static constants in the Security class (LOCAL_TRUSTED, LOCAL_WITH_FILE, LOCAL_WITH_NETWORK, and REMOTE).

Full code after the jump.

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Changing the text alignment in a Flex ComboBox control

By On September 20, 2007 · Leave a Comment

The following example shows how you can change the alignment of text within a ComboBox control.

Full code after the jump.

 

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Limiting the amount of text you can enter into a Flex TextArea control

By On September 20, 2007 · Leave a Comment

The following example shows how you can limit the amount of text a user can enter into a TextArea control by using the maxChars property.

Full code after the jump.

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Triggering effects when a container’s visibility is changed

By On September 20, 2007 · 5 Comments

The following example shows you how you can trigger effects when the visible property changes on a Flex container or control by using the hideEffect and showEffect effects.

Full code after the jump.

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Sequencing effects in Flex using the mx:Sequence tag

By On September 19, 2007 · 8 Comments

The following example shows how you can use the <mx:Sequence /> MXML tag in Flex to create combined effects which execute in order. This example shows how to fade a display object in, pause, and then fade a display object out. Also, the same thing but with a combination of Wipe effects.

Full code after [...]

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