[seam-commits] Seam SVN: r11172 - in sandbox/trunk/modules/xwidgets: src/main/javascript and 1 other directory.

seam-commits at lists.jboss.org seam-commits at lists.jboss.org
Wed Jun 17 21:52:14 EDT 2009


Author: shane.bryzak at jboss.com
Date: 2009-06-17 21:52:13 -0400 (Wed, 17 Jun 2009)
New Revision: 11172

Added:
   sandbox/trunk/modules/xwidgets/examples/helloworld/xw.Button.js
   sandbox/trunk/modules/xwidgets/src/main/javascript/xw.Button.js
Modified:
   sandbox/trunk/modules/xwidgets/examples/helloworld/index.html
   sandbox/trunk/modules/xwidgets/examples/helloworld/test.xw
   sandbox/trunk/modules/xwidgets/examples/helloworld/xw.Panel.js
   sandbox/trunk/modules/xwidgets/src/main/javascript/xw.Panel.js
   sandbox/trunk/modules/xwidgets/src/main/javascript/xw.js
Log:
refactored to clean up component mode, two phase render

Modified: sandbox/trunk/modules/xwidgets/examples/helloworld/index.html
===================================================================
--- sandbox/trunk/modules/xwidgets/examples/helloworld/index.html	2009-06-17 15:04:13 UTC (rev 11171)
+++ sandbox/trunk/modules/xwidgets/examples/helloworld/index.html	2009-06-18 01:52:13 UTC (rev 11172)
@@ -1,5 +1,5 @@
 <html>
-  <body>
+  <body style="background-color:#eeeeee">
     <h1>Hello World Example</h1>
   
     <div id="container"></div>

Modified: sandbox/trunk/modules/xwidgets/examples/helloworld/test.xw
===================================================================
--- sandbox/trunk/modules/xwidgets/examples/helloworld/test.xw	2009-06-17 15:04:13 UTC (rev 11171)
+++ sandbox/trunk/modules/xwidgets/examples/helloworld/test.xw	2009-06-18 01:52:13 UTC (rev 11172)
@@ -2,5 +2,7 @@
 <view xmlns="http://jboss.com/products/xwidgets">
   <panel>
     <label value="Hello World!"/>
+    
+    <button value="Click me!"/>
   </panel>
 </view>
\ No newline at end of file

Added: sandbox/trunk/modules/xwidgets/examples/helloworld/xw.Button.js
===================================================================
--- sandbox/trunk/modules/xwidgets/examples/helloworld/xw.Button.js	                        (rev 0)
+++ sandbox/trunk/modules/xwidgets/examples/helloworld/xw.Button.js	2009-06-18 01:52:13 UTC (rev 11172)
@@ -0,0 +1,24 @@
+Package("xw.controls");
+
+xw.controls.Button = function()
+{
+  this.control = null;
+  this.value = null;
+  
+  xw.controls.Button.prototype.setParent = function(parent)
+  {
+    this.parent = parent;
+  }
+  
+  xw.controls.Button.prototype.paint = function()
+  {
+     if (this.control == null)
+     {
+       this.control = document.createElement("button");
+       this.control.widget = this;
+       this.parent.control.appendChild(this.control);
+       var text = document.createTextNode(this.value);
+       this.control.appendChild(text);       
+     }    
+  }
+}

Modified: sandbox/trunk/modules/xwidgets/examples/helloworld/xw.Panel.js
===================================================================
--- sandbox/trunk/modules/xwidgets/examples/helloworld/xw.Panel.js	2009-06-17 15:04:13 UTC (rev 11171)
+++ sandbox/trunk/modules/xwidgets/examples/helloworld/xw.Panel.js	2009-06-18 01:52:13 UTC (rev 11172)
@@ -6,7 +6,7 @@
   this.height = 100; 
   this.parent = null;
   this.control = null;
-  
+    
   xw.controls.Panel.prototype.setParent = function(parent)
   {
     this.parent = parent;
@@ -23,7 +23,16 @@
        this.control.style.width = "400";
        this.control.style.height = "200";
        
-       this.control.style.border = "1px solid black";
+       this.control.style.backgroundColor = "#ece9d6";
+       this.control.style.borderTop = "1px solid white";
+       this.control.style.borderLeft = "1px solid white";
+       this.control.style.borderBottom = "1px solid #555555";
+       this.control.style.borderRight = "1px solid #555555";
      }    
+     
+     for (var i = 0; i < this.children.length; i++)
+     {
+       this.children[i].paint(); 
+     }     
   }
 }

Added: sandbox/trunk/modules/xwidgets/src/main/javascript/xw.Button.js
===================================================================
--- sandbox/trunk/modules/xwidgets/src/main/javascript/xw.Button.js	                        (rev 0)
+++ sandbox/trunk/modules/xwidgets/src/main/javascript/xw.Button.js	2009-06-18 01:52:13 UTC (rev 11172)
@@ -0,0 +1,24 @@
+Package("xw.controls");
+
+xw.controls.Button = function()
+{
+  this.control = null;
+  this.value = null;
+  
+  xw.controls.Button.prototype.setParent = function(parent)
+  {
+    this.parent = parent;
+  }
+  
+  xw.controls.Button.prototype.paint = function()
+  {
+     if (this.control == null)
+     {
+       this.control = document.createElement("button");
+       this.control.widget = this;
+       this.parent.control.appendChild(this.control);
+       var text = document.createTextNode(this.value);
+       this.control.appendChild(text);       
+     }    
+  }
+}

Modified: sandbox/trunk/modules/xwidgets/src/main/javascript/xw.Panel.js
===================================================================
--- sandbox/trunk/modules/xwidgets/src/main/javascript/xw.Panel.js	2009-06-17 15:04:13 UTC (rev 11171)
+++ sandbox/trunk/modules/xwidgets/src/main/javascript/xw.Panel.js	2009-06-18 01:52:13 UTC (rev 11172)
@@ -6,7 +6,7 @@
   this.height = 100; 
   this.parent = null;
   this.control = null;
-  
+    
   xw.controls.Panel.prototype.setParent = function(parent)
   {
     this.parent = parent;
@@ -23,7 +23,16 @@
        this.control.style.width = "400";
        this.control.style.height = "200";
        
-       this.control.style.border = "1px solid black";
+       this.control.style.backgroundColor = "#ece9d6";
+       this.control.style.borderTop = "1px solid white";
+       this.control.style.borderLeft = "1px solid white";
+       this.control.style.borderBottom = "1px solid #555555";
+       this.control.style.borderRight = "1px solid #555555";
      }    
+     
+     for (var i = 0; i < this.children.length; i++)
+     {
+       this.children[i].paint(); 
+     }     
   }
 }

Modified: sandbox/trunk/modules/xwidgets/src/main/javascript/xw.js
===================================================================
--- sandbox/trunk/modules/xwidgets/src/main/javascript/xw.js	2009-06-17 15:04:13 UTC (rev 11171)
+++ sandbox/trunk/modules/xwidgets/src/main/javascript/xw.js	2009-06-18 01:52:13 UTC (rev 11172)
@@ -162,11 +162,99 @@
 }
 
 /**
+ * Parses the XML view definition and creates a View instance
+ */
+xw.ViewParser = function(viewRoot, container)
+{
+  this.viewRoot = viewRoot;
+  this.container = container;
+  this.controls = new Array();
+  
+  /**
+   * Parses the XML and builds a list of controls
+   */
+  xw.ViewParser.prototype.parse = function()
+  {        
+    this.parseChildNodes(this.viewRoot.childNodes);    
+  }
+  
+  xw.ViewParser.prototype.parseChildNodes = function(elements)
+  {
+    for (var i = 0; i < elements.length; i++)
+    {
+      var element = elements.item(i);    
+      if (element instanceof Element)
+      {
+        var controlName = xw.Sys.capitalize(element.tagName);                                
+        if (!xw.Sys.arrayContains(this.controls, controlName))
+        {
+          this.controls.push(controlName);
+        }        
+        
+        this.parseChildNodes(element.childNodes);    
+      }
+    }
+  }    
+  
+  xw.ViewParser.prototype.createView = function()
+  {
+    var view = new xw.View();
+    view.container = this.container;     
+    this.parseChildren(this.viewRoot.childNodes, view);
+    return view;    
+  }
+  
+  xw.ViewParser.prototype.parseChildren = function(children, parentControl)
+  {
+    for (var i = 0; i < children.length; i++)
+    {      
+      if (children.item(i) instanceof Element)
+      {
+        this.parseControl(children.item(i), parentControl);
+      }
+    }       
+  }
+  
+  xw.ViewParser.prototype.parseControl = function(element, parentControl)
+  {    
+    var tag = element.tagName;
+    var controlName = tag.substring(0,1).toUpperCase() + 
+                      tag.substring(1, tag.length);
+    
+    // TODO Test for events here
+    
+    // TODO improve this    
+    var control = eval("new xw.controls." + controlName + "()");    
+    control.parent = parentControl;
+    
+    if (xw.Sys.isUndefined(parentControl.children))
+    {
+      parentControl.children = new Array();
+    }
+    parentControl.children.push(control);
+    
+    if (element.hasAttributes())
+    {
+      // Set control properties
+      for (var i = 0; i < element.attributes.length; i++)
+      {
+        var name = element.attributes[i].name;
+        var value = element.getAttribute(name);
+        control[name] = value;
+      }
+    }
+  
+    this.parseChildren(element.childNodes, control);
+  }
+}
+
+/**
  * View manager - responsible for caching views
  */
 xw.ViewManager = {};
+xw.ViewManager.viewCache = {};
 xw.ViewManager.pendingViews = new Array();
-xw.ViewManager.loadViewCallback = function(req, container)
+xw.ViewManager.loadViewCallback = function(req, viewName, container)
 {  
   if (req.readyState == 4)
   {
@@ -175,12 +263,7 @@
       var viewRoot = req.responseXML.documentElement;
       if (viewRoot.tagName == "view")
       {
-        // create the view and push it into the pendingViews array
-        var view = new xw.View(viewRoot, container);
-        xw.ViewManager.pendingViews.push(view);
-        // next we want to load all of the controls
-        var controls = view.getDependencies();
-        xw.ControlManager.loadControls(controls);
+        xw.ViewManager.createView(viewRoot, container);
       }
       else
       {
@@ -194,30 +277,50 @@
   }  
 }
 
+xw.ViewManager.createView = function(viewRoot, container)
+{
+  var parser = new xw.ViewParser(viewRoot, container);
+  parser.parse();
+  
+  xw.ViewManager.pendingViews.push(parser);
+  
+  // next we want to load all of the controls
+  xw.ControlManager.loadControls(parser.controls);
+}
+
 xw.ViewManager.signalControlsLoaded = function()
 {
   if (xw.ViewManager.pendingViews.length > 0)
   {
-    var view = xw.ViewManager.pendingViews.shift();
-    view.render(); 
-  } 
-  
+    var parser = xw.ViewManager.pendingViews.shift();
+    parser.createView().paint(); 
+  }   
 }
 
 xw.ViewManager.openView = function(viewName, container)
 {
-  var callback = function(req) { 
-    xw.ViewManager.loadViewCallback(req, container); 
-  };
-  xw.ViewLoader.load(viewName, callback); 
+  // If we haven't previously loaded the view, do it now
+  if (xw.Sys.isUndefined(xw.ViewManager.viewCache[viewName]))
+  {
+    var callback = function(req) { 
+      xw.ViewManager.loadViewCallback(req, viewName, container); 
+    };
+    xw.ViewLoader.load(viewName, callback); 
+  }
+  else
+  {
+    xw.ViewLoader.createView(xw.ViewManager.viewCache[viewName], container);
+  }
 }
 
 /**
- * Base class for controls
+ * Base class for controls - TODO implement control inheritance
  */
 xw.Control = function()
 {
   this.parent = null;
+  this.children = new Array(); 
+  
   xw.Control.prototype.setParent = function(parent)
   {
     this.parent = parent;
@@ -227,85 +330,20 @@
 /**
  * A single instance of a view
  */
-xw.View = function(viewRoot, container)
+xw.View = function()
 {
-  this.viewRoot = viewRoot;
-  this.container = container;    
-  this.control = xw.Sys.getObject(container);
+  this.container = null;  
+  this.children = new Array();
   
-  xw.View.prototype.render = function()
+  xw.View.prototype.paint = function()
   {
-    this.renderChildren(this.viewRoot.childNodes, this);    
-  }
+    this.control = xw.Sys.getObject(this.container);
     
-  xw.View.prototype.getDependencies = function()
-  {
-    var controls = new Array();
-    this.parseControls(this.viewRoot.childNodes, controls);
-    return controls;    
-  }
-    
-  xw.View.prototype.parseControls = function(elements, controls)
-  {
-    for (var i = 0; i < elements.length; i++) 
+    for (var i = 0; i < this.children.length; i++)
     {
-      var element = elements.item(i);
-      if (element instanceof Element)
-      {
-        if (!xw.Sys.arrayContains(controls, element.tagName))
-        {
-          controls[controls.length] = element.tagName; 
-        }
-        var children = element.childNodes;
-        if (children.length > 0)
-        {
-          this.parseControls(children, controls); 
-        }        
-      } 
+      this.children[i].paint(); 
     }
-  }
-  
-  xw.View.prototype.renderChildren = function(children, parentControl)
-  {
-    for (var i = 0; i < children.length; i++)
-    {      
-      if (children.item(i) instanceof Element)
-      {
-        this.renderControl(children.item(i), parentControl);
-      }
-    }    
-  }
-  
-  xw.View.prototype.renderControl = function(element, parent)
-  {    
-    var tag = element.tagName;
-    var controlName = tag.substring(0,1).toUpperCase() + 
-                      tag.substring(1, tag.length);
-    
-    // TODO fix
-    var control = eval("new xw.controls." + controlName + "()");
-    
-    control.setParent(parent);
-    
-    if (element.hasAttributes())
-    {
-      // Set control properties
-      for (var i = 0; i < element.attributes.length; i++)
-      {
-        var name = element.attributes[i].name;
-        var value = element.getAttribute(name);
-        control[name] = value;
-      }
-    }
-    
-    control.paint();
-            
-    var children = element.childNodes;
-    if (children.length > 0)
-    {
-      this.renderChildren(children, control); 
-    }
-  }
+  }  
 }
 
 /**




More information about the seam-commits mailing list