net/systemeD/controls/PromptingTextInputWarning.as

   1 package net.systemeD.controls {
   2         import flexlib.controls.PromptingTextInput;
   3         import flash.display.DisplayObject;
   4         import mx.controls.Image;
   5
   6     /**
   7     * The PromptingTextInputWarning is a custom PromptingTextInput component that highlights values containing semicolons.
   8     * It does so using colour and a warning icon. Simply use in place of a flexlib PromptingTextInput component.
   9     *
  10     * @see DataGridWarningField
  11     */
  12         public class PromptingTextInputWarning extends PromptingTextInput {
  13
  14                 private var _image:Image;
  15                 [Embed(source="../../../embedded/warning.png")] private var warningIcon:Class;
  16
  17                 function PromptingTextInputWarning():void {
  18                         super();
  19                 }
  20
  21                 override protected function createChildren():void {
  22                         super.createChildren();
  23                         _image = new Image();
  24                         _image.source = warningIcon;
  25                         _image.width = 16;
  26                         _image.height = 16;
  27                         addChild(DisplayObject(_image));
  28                 }
  29
  30                 override protected function updateDisplayList(unscaledWidth:Number, unscaledHeight:Number):void {
  31                         super.updateDisplayList(unscaledWidth, unscaledHeight);
  32                         if (text && text.indexOf(';')>-1) {
  33                                 setStyle('color',0xFF0000);
  34                                 _image.visible=true;
  35                                 _image.x = width -_image.width -5;
  36                                 _image.y = height-_image.height-3;
  37                                 _image.toolTip = "The tag contains more than one value - please check";
  38                                 textField.width = width-_image.width-5;
  39                         } else {
  40                                 setStyle('color',0);
  41                                 _image.visible=false;
  42                         }
  43                 }
  44         }
  45 }