win: Enable setting window icon in creation options.

browser/native_window.cc

@@ -6,6 +6,7 @@
 
 #include <string>
 
+#include "base/file_util.h"
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
@@ -31,6 +32,7 @@
 #include "ui/gfx/point.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/size.h"
+#include "webkit/glue/image_decoder.h"
 
 using content::NavigationEntry;
 
@@ -46,6 +48,12 @@ NativeWindow::NativeWindow(content::WebContents* web_contents,
           brightray::InspectableWebContents::Create(web_contents)) {
   options->GetBoolean(switches::kFrame, &has_frame_);
 
+  std::string icon;
+  if (options->GetString(switches::kIcon, &icon)) {
+    if (!SetIcon(icon))
+      LOG(ERROR) << "Failed to set icon to " << icon;
+  }
+
   web_contents->SetDelegate(this);
 
   WindowList::AddWindow(this);
@@ -169,6 +177,27 @@ void NativeWindow::RestartHangMonitorTimeout() {
   GetWebContents()->GetRenderViewHost()->RestartHangMonitorTimeout();
 }
 
+bool NativeWindow::SetIcon(const std::string& str_path) {
+  base::FilePath path = base::FilePath::FromUTF8Unsafe(str_path);
+
+  // Read the file from disk.
+  std::string file_contents;
+  if (path.empty() || !file_util::ReadFileToString(path, &file_contents))
+    return false;
+
+  // Decode the bitmap using WebKit's image decoder.
+  const unsigned char* data =
+      reinterpret_cast<const unsigned char*>(file_contents.data());
+  webkit_glue::ImageDecoder decoder;
+  scoped_ptr<SkBitmap> decoded(new SkBitmap());
+  *decoded = decoder.Decode(data, file_contents.length());
+  if (decoded->empty())
+    return false;  // Unable to decode.
+
+  icon_ = gfx::Image::CreateFrom1xBitmap(*decoded.release());
+  return true;
+}
+
 void NativeWindow::CloseWebContents() {
   bool prevent_default = false;
   FOR_EACH_OBSERVER(NativeWindowObserver,

browser/native_window.h

@@ -13,6 +13,7 @@
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/web_contents_observer.h"
+#include "ui/gfx/image/image.h"
 #include "vendor/brightray/browser/default_web_contents_delegate.h"
 
 namespace base {
@@ -105,6 +106,7 @@ class NativeWindow : public brightray::DefaultWebContentsDelegate,
   virtual void BlurWebView();
   virtual bool IsWebViewFocused();
   virtual void RestartHangMonitorTimeout();
+  virtual bool SetIcon(const std::string& path);
 
   // The same with closing a tab in a real browser.
   //
@@ -176,6 +178,9 @@ class NativeWindow : public brightray::DefaultWebContentsDelegate,
   // Whether window has standard frame.
   bool has_frame_;
 
+  // Window icon.
+  gfx::Image icon_;
+
  private:
   void RendererUnresponsiveDelayed();
 

browser/native_window_win.cc

@@ -4,7 +4,6 @@
 
 #include "browser/native_window_win.h"
 
-#include "app/win/resource.h"
 #include "base/stl_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
@@ -33,8 +32,6 @@ namespace {
 const int kResizeInsideBoundsSize = 5;
 const int kResizeAreaCornerSize = 16;
 
-HANDLE g_exe_icon = NULL;
-
 // Wrapper of NativeWidgetWin to handle WM_MENUCOMMAND messages, which are
 // triggered by window menus.
 class MenuCommandNativeWidget : public views::NativeWidgetWin {
@@ -220,16 +217,10 @@ NativeWindowWin::NativeWindowWin(content::WebContents* web_contents,
   gfx::Size size(width, height);
   window_->CenterWindow(size);
 
+  window_->UpdateWindowIcon();
+
   web_view_->SetWebContents(web_contents);
   OnViewWasResized();
-
-  if (g_exe_icon == NULL)
-    g_exe_icon = ::LoadImage(GetModuleHandle(NULL), MAKEINTRESOURCE(1),
-                             IMAGE_ICON, 0, 0, 0);
-  ::SendMessage(window_->GetNativeWindow(),
-                WM_SETICON,
-                static_cast<WPARAM>(ICON_BIG),
-                reinterpret_cast<LPARAM>(g_exe_icon));
 }
 
 NativeWindowWin::~NativeWindowWin() {
@@ -474,8 +465,15 @@ bool NativeWindowWin::ShouldHandleSystemCommands() const {
   return true;
 }
 
-bool NativeWindowWin::ShouldShowWindowIcon() const {
-  return true;
+gfx::ImageSkia NativeWindowWin::GetWindowAppIcon() {
+  if (icon_.IsEmpty())
+    return gfx::ImageSkia();
+  else
+    return *icon_.ToImageSkia();
+}
+
+gfx::ImageSkia NativeWindowWin::GetWindowIcon() {
+  return GetWindowAppIcon();
 }
 
 views::Widget* NativeWindowWin::GetWidget() {

browser/native_window_win.h

@@ -98,7 +98,8 @@ class NativeWindowWin : public NativeWindow,
   virtual bool CanMaximize() const OVERRIDE;
   virtual string16 GetWindowTitle() const OVERRIDE;
   virtual bool ShouldHandleSystemCommands() const OVERRIDE;
-  virtual bool ShouldShowWindowIcon() const OVERRIDE;
+  virtual gfx::ImageSkia GetWindowAppIcon() OVERRIDE;
+  virtual gfx::ImageSkia GetWindowIcon() OVERRIDE;
   virtual views::Widget* GetWidget() OVERRIDE;
   virtual const views::Widget* GetWidget() const OVERRIDE;
   virtual views::ClientView* CreateClientView(views::Widget* widget) OVERRIDE;