Fixed initial rendering of toolbar.

ceee/ie/plugin/toolband/tool_band.h

Index: ceee/ie/plugin/toolband/tool_band.h
===================================================================
--- ceee/ie/plugin/toolband/tool_band.h	(revision 71215)
+++ ceee/ie/plugin/toolband/tool_band.h	(working copy)
@@ -50,11 +50,22 @@
     public IPersistStream,
     public ChromeFrameEvents,
     public HostingBrowserEvents,
-    public CWindowImpl<ToolBand> {
+    // WS_CHILD | WS_VISIBLE | TBSTYLE_TRANSPARENT | CCS_NODIVIDER are critical

[Sigurður Ásgeirsson, 2011/01/14 14:00:43]

one last nit: can I ask you to move this to a typedef, e.g. 
typedef ... 
  ToolbandWindowImpl;

or some such for readability?

+    // for painting toolband background while chrome frame is hidden.
+    // TBSTYLE_TRANSPARENT makes toolbar same color as rest of IE controls.
+    // CCS_NODIVIDER removes line above toolbar.
+    // Rest was copied from IE favorite bar.
+    public CWindowImpl<ToolBand, CWindow, CWinTraits<
+        WS_CHILD | WS_VISIBLE | WS_CLIPCHILDREN | WS_CLIPSIBLINGS |
+        TBSTYLE_TOOLTIPS | TBSTYLE_TRANSPARENT | TBSTYLE_LIST | TBSTYLE_FLAT |
+        CCS_NODIVIDER | CCS_NOPARENTALIGN | CCS_NORESIZE | CCS_TOP, 0>> {
  public:
   ToolBand();
   ~ToolBand();
 
+  // Subclass TOOLBARCLASSNAME to use TBSTYLE_TRANSPARENT.
+  DECLARE_WND_SUPERCLASS(NULL, TOOLBARCLASSNAME)
+
   DECLARE_REGISTRY_RESOURCEID_EX(IDR_TOOL_BAND)
   BEGIN_REGISTRY_MAP(ToolBand)
     REGMAP_UUID("CLSID", CLSID_ToolBand)
@@ -179,7 +190,6 @@
 
   // @name Message handlers.
   // @{
-  void OnPaint(CDCHandle dc);
   void OnSize(UINT type, CSize size);
   // @}
 
@@ -198,6 +208,13 @@
   virtual HRESULT SendSessionIdToBho(IUnknown* bho);
 
  private:
+  class EmptyWindow :
+      public CWindowImpl<EmptyWindow, CWindow, CWinTraits<WS_CHILD, 0>> {
+   public:
+    BEGIN_MSG_MAP(EmptyWindow)
+    END_MSG_MAP()
+  };
+
   // Initializes the toolband to the given site.
   // Called from SetSite.
   HRESULT Initialize(IUnknown *site);
@@ -240,8 +257,10 @@
 
   // Our Chrome frame instance and its window.
   CComPtr<IChromeFrame> chrome_frame_;
-  CWindow chrome_frame_window_;
 
+  // Hides chrome frame during initialization.
+  EmptyWindow chrome_frame_container_window_;
+
   // Indicates whether CloseDW() is being called on this tool band.
   bool is_quitting_;