[qooxdoo-commit] SF.net SVN: qooxdoo:[17505] trunk/qooxdoo/framework/source/class/qx/ui/ virtual/core

[<fj...@us...>]

Revision: 17505
          http://qooxdoo.svn.sourceforge.net/qooxdoo/?rev=17505&view=rev
Author:   fjakobs
Date:     2009-01-30 18:27:08 +0000 (Fri, 30 Jan 2009)

Log Message:
-----------
[BUG #1845 NEW]: Create infrastructure for virtual widgets 
http://bugzilla.qooxdoo.org/show_bug.cgi?id=1845

add scroll events to the pane

Modified Paths:
--------------
    trunk/qooxdoo/framework/source/class/qx/ui/virtual/core/Pane.js
    trunk/qooxdoo/framework/source/class/qx/ui/virtual/core/Scroller.js

Modified: trunk/qooxdoo/framework/source/class/qx/ui/virtual/core/Pane.js
===================================================================
--- trunk/qooxdoo/framework/source/class/qx/ui/virtual/core/Pane.js	2009-01-30 18:15:53 UTC (rev 17504)
+++ trunk/qooxdoo/framework/source/class/qx/ui/virtual/core/Pane.js	2009-01-30 18:27:08 UTC (rev 17505)
@@ -59,20 +59,15 @@
   events :
   {
     /** Fired on resize of either the container or the (virtual) content. */
-    "update" : "qx.event.type.Event",
+    update : "qx.event.type.Event",
+        
+    scrollX : "qx.event.type.Data",
     
-    /** Dispatched when a data cell has been clicked. */
-    "cellClick" : "qx.ui.table.pane.CellEvent",
-
-    /** Dispatched when a data cell has been clicked. */
-    "cellDblclick" : "qx.ui.table.pane.CellEvent",
-
-    /** Dispatched when the context menu is needed in a data cell */
-    "cellContextmenu" : "qx.ui.table.pane.CellEvent"  
+    scrollY : "qx.event.type.Data"    
   },
    
   
- /*
+  /*
   *****************************************************************************
      PROPERTIES
   *****************************************************************************
@@ -210,9 +205,11 @@
       }
       
       if (this.__scrollTop !== value)
-      {
+      {        
+        var old = this.__scrollTop;
         this.__scrollTop = value;
         this.updateScrollPosition();
+        this.fireDataEvent("scrollY", value, old);
       }
     },
     
@@ -243,9 +240,12 @@
       }
       
       if (value !== this.__scrollLeft)
-      {
+      {                
+        var old = this.__scrollLeft;
         this.__scrollLeft = value;
         this.updateScrollPosition();
+                
+        this.fireDataEvent("scrollX", value, old);
       }
     },
 

Modified: trunk/qooxdoo/framework/source/class/qx/ui/virtual/core/Scroller.js
===================================================================
--- trunk/qooxdoo/framework/source/class/qx/ui/virtual/core/Scroller.js	2009-01-30 18:15:53 UTC (rev 17504)
+++ trunk/qooxdoo/framework/source/class/qx/ui/virtual/core/Scroller.js	2009-01-30 18:27:08 UTC (rev 17505)
@@ -37,7 +37,10 @@
     this.base(arguments);
 
     this.pane = new qx.ui.virtual.core.Pane(rowCount, columnCount, cellHeight, cellWidth);
-    this.pane.addListener("update", this._computeScrollbars, this);    
+    this.pane.addListener("update", this._computeScrollbars, this);  
+    this.pane.addListener("scrollX", this._onScrollPaneX, this);
+    this.pane.addListener("scrollY", this._onScrollPaneY, this);
+
     this._add(this.pane, {row: 0, column: 0});    
   },
 


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