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Text File  |  2011-11-11  |  2.6 KB  |  95 lines
  1. package mx.containers
  2. {
  3.    import mx.containers.utilityClasses.CanvasLayout;
  4.    import mx.containers.utilityClasses.ConstraintColumn;
  5.    import mx.containers.utilityClasses.ConstraintRow;
  6.    import mx.containers.utilityClasses.IConstraintLayout;
  7.    import mx.core.Container;
  8.    import mx.core.mx_internal;
  9.    
  10.    use namespace mx_internal;
  11.    
  12.    public class Canvas extends Container implements IConstraintLayout
  13.    {
  14.       mx_internal static const VERSION:String = "4.5.0.20967";
  15.       
  16.       private var layoutObject:CanvasLayout = new CanvasLayout();
  17.       
  18.       private var _constraintColumns:Array = [];
  19.       
  20.       private var _constraintRows:Array = [];
  21.       
  22.       public function Canvas()
  23.       {
  24.          super();
  25.          this.layoutObject.target = this;
  26.       }
  27.       
  28.       override mx_internal function get usePadding() : Boolean
  29.       {
  30.          return false;
  31.       }
  32.       
  33.       public function get constraintColumns() : Array
  34.       {
  35.          return this._constraintColumns;
  36.       }
  37.       
  38.       public function set constraintColumns(param1:Array) : void
  39.       {
  40.          var _loc2_:int = 0;
  41.          var _loc3_:int = 0;
  42.          if(param1 != this._constraintColumns)
  43.          {
  44.             _loc2_ = int(param1.length);
  45.             _loc3_ = 0;
  46.             while(_loc3_ < _loc2_)
  47.             {
  48.                ConstraintColumn(param1[_loc3_]).container = this;
  49.                _loc3_++;
  50.             }
  51.             this._constraintColumns = param1;
  52.             invalidateSize();
  53.             invalidateDisplayList();
  54.          }
  55.       }
  56.       
  57.       public function get constraintRows() : Array
  58.       {
  59.          return this._constraintRows;
  60.       }
  61.       
  62.       public function set constraintRows(param1:Array) : void
  63.       {
  64.          var _loc2_:int = 0;
  65.          var _loc3_:int = 0;
  66.          if(param1 != this._constraintRows)
  67.          {
  68.             _loc2_ = int(param1.length);
  69.             _loc3_ = 0;
  70.             while(_loc3_ < _loc2_)
  71.             {
  72.                ConstraintRow(param1[_loc3_]).container = this;
  73.                _loc3_++;
  74.             }
  75.             this._constraintRows = param1;
  76.             invalidateSize();
  77.             invalidateDisplayList();
  78.          }
  79.       }
  80.       
  81.       override protected function measure() : void
  82.       {
  83.          super.measure();
  84.          this.layoutObject.measure();
  85.       }
  86.       
  87.       override protected function updateDisplayList(param1:Number, param2:Number) : void
  88.       {
  89.          super.updateDisplayList(param1,param2);
  90.          this.layoutObject.updateDisplayList(param1,param2);
  91.       }
  92.    }
  93. }
  94.  
  95.