Always displaying the selected text in a TextInput in Flex

By Peter deHaan On April 30, 2009 · 1 Comment

The following example shows how you can get the Flex TextInput control to display the currently selected text regardless of whether it has focus by using the mx_internal namespace, the getTextField() method and the Boolean alwaysShowSelection property.

Full code after the jump.

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Using tab stops with the TextArea control in Flex

By Peter deHaan On February 3, 2009 · Leave a Comment

The following example shows how you can set tab stops on the Flex TextArea control by setting the tabStops property on a TextFormat object and setting the defaultTextFormat property or setTextFormat() method, or by setting the TextArea control’s htmlText property to an HTML string with a <TextFormat> tag.

Full code after the jump.

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Determining your Flex SDK version number

By Peter deHaan On October 29, 2008 · 3 Comments

The following example shows how you can determine your Flex SDK version within a Flex application by using the internal mx_internal::VERSION property.

You can also find the version number by doing one of the following:
(a) Viewing the flex-sdk-description.xml file in your Flex SDK’s root directory:

<?xml version=”1.0″?> <flex-sdk-description> <name>Flex 4.0</name> <version>4.0.0</version> <build>3934</build> </flex-sdk-description> [...]

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Creating a non-editable NumericStepper control in Flex

By Peter deHaan On May 17, 2008 · 1 Comment

The following example shows how you can create a non-editable Flex NumericStepper control (users cannot type numbers directly into the control, but can still use the up arrow, down arrow, and keyboard to change the value) by setting the editable property on the nested inputField TextInput control.

Full code after the jump.

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Determining the number of lines in a TextArea control in Flex

By Peter deHaan On May 8, 2008 · 14 Comments

The following example shows how you can get the number of lines in a Flex TextArea control by using the getTextField() method (in the mx_internal namespace) and the numLines property.

Full code after the jump.

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Adding links to a Panel container’s status text in Flex

By Peter deHaan On April 17, 2008 · 5 Comments

The following example shows how you can assign an HTML formatted string to a Panel container’s status text field using the getStatusTextField() method in the mx_internal namespace.

 

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Accessing a TitleWindow container’s internal close button in Flex

By Peter deHaan On March 24, 2008 · 4 Comments

The following example shows how you can access the close button in a Flex TitleWindow container by using the closeButton property in the mx_internal namespace.

Full code after the jump.

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Clearing the video on a Flex VideoDisplay control

By Peter deHaan On January 15, 2008 · 20 Comments

I posted this in response to a forum question the other day and thought I’d share the code here.

The following example shows you how you can clear a VideoDisplay control’s content using the videoPlayer property in the mx_internal namespace.

Full code after the jump.

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Creating an Alert control with non-selectable text

By Peter deHaan On August 10, 2007 · Leave a Comment

Ever wonder how you could create an Alert control but make the text be non-selectable (without subclassing the Alert control, that is)? Well, here’s how.

By using the hidden powers of the “mx_internal” namespace, you can access the Alert control’s internal alertForm property (an AlertForm object — for more information see the AlertForm.as class in [...]

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Setting an icon in an Alert control

By Peter deHaan On July 21, 2007 · 5 Comments

Similar to the previous post where we covered a couple of techniques for embedding an icon into a Button control, this post explores embedding an icon into an Alert control. An icon in an Alert control appears to the left of the alert’s message text, but the second example will show how you can easily [...]

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