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How to

• Flex Builder 3, Flex resources, How to

  How To Install Subclipse on Flex Builder 3

  Andrei Ionescu | 30.04.08 | Permalink | Comment?

  For big projects that involves more people a version control software is a must. There are many but from the two most used, which are CVS (Concurrent Versions System) and SVN (Subversion), I’ll explain how to install Subclipse on Flex Builder 3 - Subclipse is a plug-in providing support for Subversion within the Eclipse IDE [...]

• ActionScript, Events, How to, Skin

  Resizable Canvas - …and Vertically

  Andrei Ionescu | 29.04.08 | Permalink | 1 Comment

  In the previous article I explained how to create a horizontally resizable canvas. In this second part we will implement also the vertical resize functionality.
  Taking into account that we have the previous article to implement this new functionality will not be a hassle. All we have to do is to duplicate some UIs, methods, events [...]

• ActionScript, Events, How to, Skin

  Resizable Canvas - Horizontally

  Andrei Ionescu | 25.04.08 | Permalink | Comment?

  Yesterday I started to implement a new control: Resizable Canvas. A very interesting task which needed some thinking because there are more than one ways to achieve this.
  My implementation is based on a canvas that includes a reskined button as the right edge of the canvas for dragging. The canvas will be resized when the [...]

• ActionScript, How to, Testing

  Comparison: Remove Duplicate Chars from a String Via Array and RegExp

  Andrei Ionescu | 23.04.08 | Permalink | 1 Comment

  In the previous article, Remove Duplicate Chars from a String, I posted a way to remove duplicates characters from a string and make it of unique chars. So to make myself clear I’ll give the following example:
  Source string: “aabbccaaddee”
  Should be: “abcde”
  (note the underlined characters).
  In my previous article TLP has commented and created a better method. [...]

• ActionScript, Events, How to, MXML

  Mouse Click and Space Key Press on a Button

  Andrei Ionescu | 17.04.08 | Permalink | 1 Comment

  Flex is a very powerful instrument but needs to be learned and studied. Some time ago I got into a bug - that is what I thought at the first impression - but is not. I talking about the MouseEvent.CLICK event which is triggered also by the KeyboardEvent.SPACE.
  Please try the following example and you’ll understand [...]

• ActionScript, How to

  nl2br - New Line To BR

  Andrei Ionescu | 09.04.08 | Permalink | 1 Comment

  Programmers with PHP background may miss some great functions that would make programmers life much easier (nl2br in PHP). Working with HTML in Flex is a big task and as you found in the previous article more functions are needed to process HTML strings.
  In this article a simple function will transform any new line to [...]

• ActionScript, How to

  Strip Html Tags - with allowable tags

  Andrei Ionescu | 08.04.08 | Permalink | 3 Comments

  Lately I’ve been working with Rich Text Editor so I found that I need more than what RTE offers. Recently I needed a function to strip HTML tags. If you have a PHP background you can remember the strip_tags function from PHP4 and PHP5 where you could strip all HTML tags but the ones you [...]

• ActionScript, How to

  Find Cursor Position in a HtmlText Object (RichTextEditor, TextArea, TextField) - UPDATE

  Andrei Ionescu | 26.03.08 | Permalink | 13 Comments

  In the previous article I came out with a function that calculates the position of the cursor in the htmlText which is different than the position in the normal text. Rick draw my attention in his comments to some flaws which are correct: the & and other similar special chars are not counted correctly and [...]

• ActionScript, How to, RIA

  Find Cursor Position in a HtmlText Object (RichTextEditor, TextArea, TextField)

  Andrei Ionescu | 18.03.08 | Permalink | 11 Comments

  Last task I finished was something linked with templates. I needed to create a simple template engine where adding a field was a necessity. I started using RichTextEditor which is based on a TextArea so it implements htmlText property. That is an easy way having all that nice functionalities like bold, italic, font choosing, color [...]

• ActionScript, How to, Testing

  Remove Duplicate Chars from a String

  Andrei Ionescu | 11.03.08 | Permalink | 15 Comments

  This post is about how to remove duplicate characters from a string. And what I mean is that I want to make every char unique.
  Ex: “aabbbcccaadddee” will become “abcde“.
  In “short words” the following steps are taken:

  Split the string to an array (source array)
  Create a second empty array which will retain the unique values
  Sort the [...]

• ActionScript, Flex 2, Flex resources, How to, PHP, RIA, Web Service

  Flex and PHP web-service

  Virgil Cristea | 17.02.08 | Permalink | 2 Comments

  Yesterday I had to do a small flex application that resided on a server with php. Since I required a connection to mysql I wanted to use the same class I did before to connect to web-services. But PHP does not support web-services (and WSDL) by default.
  So after I did some search on the net [...]

• ActionScript, How to

  Hand Cursor on a Label

  Andrei Ionescu | 15.02.08 | Permalink | 1 Comment

  If you have a label and you want to show a hand cursor when the mouse is over it you have to set three properties as bellow:

  lbl.useHandCursor = true;
  lbl.mouseChildren = false;
  lbl.buttonMode = true;

  where lbl is

  public var lbl:Label = new Label();

  Job’s done!

• ActionScript, Flex 2, How to, Skin, css

  How To Remove the “Black Line” from a Tree Control (Drag and Drop Enabled)

  Andrei Ionescu | 08.02.08 | Permalink | 2 Comments

  Today I found a way to remove the “black line” of a tree which has drag and drop functionality enabled. I did that by skinning. Searching through the help I’ve been crossing over a property named “dropIndicatorSkin” where (as its name is suggesting) the drop line is drawn. So I just re-skinned it.
  Here is the [...]

• ActionScript, Flex 2, How to, MXML, Skin, css

  Custom skin for tab bar navigator

  Stelian Crisan | 08.02.08 | Permalink | 6 Comments

  This it’s an working example of how you can customize your tab bar navigation.
  

  
  So, we have a MXML file, style file and a skin script. Let’s see them all.In MXML file we just link style.css file and I have used a TabNavigator component with 3 tabs. Style.css files contains to css [...]

• ActionScript, Flash, Flex 2, How to, MXML

  Very First Flex Preloader Customization

  Andrei Ionescu | 07.02.08 | Permalink | 8 Comments

  Two days ago I needed to customize the very first preloader of a flex application (the one that is shown before finishing loading initialization classes of flex). My first impression was that it cannot be changed because I thought is something built in the Flash Player but at the end I found a way using [...]

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FLEX{er} is a tool where information regarding Flex & Actionscript programming languages is gathered starting from general info like books and resources and going to examples of actionscript for specific problems. [...]

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comments

• Virgil Cristea: Int cannot store that value I needed. I do not think it is a floating point error as in debug I see...
• Keith Peters: It’s not a bug per se, and the problem is not in the toString method. The problem is that the...
• Braban: Очень интересно было вас читать!
• z: use int? mabye some floating point error?
• Andrei Ionescu: Thanks JohnG! I’ve modified the code also.