Allow the window icon to be shown in the task bar, Alt+Tab etc.

B=1031854


git-svn-id: svn://svn.chromium.org/chrome/trunk/src@614 0039d316-1c4b-4281-b951-d872f2087c98

4 files changed, 23 insertions, 0 deletions

diff --git a/chrome/views/custom_frame_window.cc b/chrome/views/custom_frame_window.cc
index 08f8e6d..711ccc8 100644
--- a/chrome/views/custom_frame_window.cc
+++ b/chrome/views/custom_frame_window.cc
@@ -889,6 +889,13 @@ void CustomFrameWindow::UpdateWindowTitle() {
   Window::UpdateWindowTitle();
 }
 
+void CustomFrameWindow::UpdateWindowIcon() {
+  // The icon will be re-validated during painting.
+  non_client_view_->SchedulePaint();
+  // Call the base class so that places like the Task Bar get updated.
+  Window::UpdateWindowIcon();
+}
+
 void CustomFrameWindow::EnableClose(bool enable) {
   non_client_view_->EnableClose(enable);
   // Make sure the SysMenu changes to reflect this change as well.
diff --git a/chrome/views/custom_frame_window.h b/chrome/views/custom_frame_window.h
index b94cde3..b540de0 100644
--- a/chrome/views/custom_frame_window.h
+++ b/chrome/views/custom_frame_window.h
@@ -67,6 +67,7 @@ class CustomFrameWindow : public Window {
   virtual gfx::Size CalculateWindowSizeForClientSize(
       const gfx::Size& client_size) const;
   virtual void UpdateWindowTitle();
+  virtual void UpdateWindowIcon();
 
  protected:
   // Overridden from Window:
diff --git a/chrome/views/window.cc b/chrome/views/window.cc
index 086c69b..66f3f93 100644
--- a/chrome/views/window.cc
+++ b/chrome/views/window.cc
@@ -32,6 +32,7 @@
 #include "chrome/app/chrome_dll_resource.h"
 // TODO(beng): some day make this unfortunate dependency not exist.
 #include "chrome/browser/browser_list.h"
+#include "chrome/common/gfx/icon_util.h"
 #include "chrome/common/l10n_util.h"
 #include "chrome/common/pref_service.h"
 #include "chrome/common/resource_bundle.h"
@@ -182,6 +183,17 @@ void Window::UpdateWindowTitle() {
   SetWindowText(GetHWND(), window_title.c_str());
 }
 
+void Window::UpdateWindowIcon() {
+  SkBitmap icon = window_delegate_->GetWindowIcon();
+  if (!icon.isNull()) {
+    HICON windows_icon = IconUtil::CreateHICONFromSkBitmap(icon);
+    SendMessage(GetHWND(), WM_SETICON, ICON_SMALL,
+                reinterpret_cast<LPARAM>(windows_icon));
+    SendMessage(GetHWND(), WM_SETICON, ICON_BIG,
+                reinterpret_cast<LPARAM>(windows_icon));
+  }
+}
+
 // static
 bool Window::SaveWindowPositionToPrefService(PrefService* pref_service,
                                              const std::wstring& entry,
diff --git a/chrome/views/window.h b/chrome/views/window.h
index d098938..c7686c3 100644
--- a/chrome/views/window.h
+++ b/chrome/views/window.h
@@ -112,6 +112,9 @@ class Window : public HWNDViewContainer {
   // Tell the window to update its title from the delegate.
   virtual void UpdateWindowTitle();
 
+  // Tell the window to update its icon from the delegate.
+  virtual void UpdateWindowIcon();
+
   // The parent of this window.
   HWND owning_window() const { return owning_hwnd_; }