Win7 Ash fullscreen mode

win8/metro_driver/metro_driver_win7.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "stdafx.h"
 #include <corewindow.h>
+#include <shobjidl.h>
 
 #include "base/logging.h"
 #include "ui/gfx/geometry/safe_integer_conversions.h"
 #include "ui/gfx/win/msg_util.h"
 
+#pragma comment(lib, "shell32.lib")
+
 EXTERN_C IMAGE_DOS_HEADER __ImageBase;
+// Even though we only create a single window, we need to keep this
+// count because of the hidden window used by the UI message loop of
+// the metro viewer.
 int g_window_count = 0;
 
+const wchar_t kAshWin7AppId[] = L"Google.Chrome.AshWin7.1";
+
 extern float GetModernUIScale();
 
 LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
                          WPARAM wparam, LPARAM lparam) {
   PAINTSTRUCT ps;
   HDC hdc;
   switch (message) {
     case WM_CREATE:
       ++g_window_count;
-      break;
+    break;

[ananta, 2014/06/10 00:37:38]

Are these alignment changes needed?

     case WM_PAINT:
       hdc = ::BeginPaint(hwnd, &ps);
       ::EndPaint(hwnd, &ps);
-      break;
+    break;
     case WM_CLOSE:
       ::DestroyWindow(hwnd);
-      break;
+    break;
     case WM_DESTROY:
       --g_window_count;
       if (!g_window_count)
         ::PostQuitMessage(0);
-      break;
+    break;
     // Always allow Chrome to set the cursor.
     case WM_SETCURSOR:
       return 1;
     default:
       return ::DefWindowProc(hwnd, message, wparam, lparam);
   }
   return 0;
 }
 
-HWND CreateMetroTopLevelWindow() {
+bool DeveloperModeLaunch() {

[ananta, 2014/06/10 00:37:38]

Instead of a keystate based check, how about IsDebuggerPresent or a command
line?

+  unsigned short key = ::GetAsyncKeyState(VK_SHIFT);
+  const unsigned short kPressedMask = 0x8000;
+  return (key & kPressedMask) != 0;
+}
+
+HWND CreateMetroTopLevelWindow(const RECT& work_area) {
   HINSTANCE hInst = reinterpret_cast<HINSTANCE>(&__ImageBase);
   WNDCLASSEXW wcex;
   wcex.cbSize = sizeof(wcex);
   wcex.style              = CS_HREDRAW | CS_VREDRAW;
   wcex.lpfnWndProc        = WndProc;
   wcex.cbClsExtra         = 0;
   wcex.cbWndExtra         = 0;
   wcex.hInstance          = hInst;
-  wcex.hIcon              = 0;
+  wcex.hIcon              = LoadIcon(::GetModuleHandle(NULL), L"IDR_MAINFRAME");
   wcex.hCursor            = LoadCursor(NULL, IDC_ARROW);
   wcex.hbrBackground      = (HBRUSH)(COLOR_INACTIVECAPTION+1);
   wcex.lpszMenuName       = 0;
   wcex.lpszClassName      = L"Windows.UI.Core.CoreWindow";
-  wcex.hIconSm            = 0;
+  wcex.hIconSm            = LoadIcon(::GetModuleHandle(NULL), L"IDR_MAINFRAME");
+
+
 
   HWND hwnd = ::CreateWindowExW(0,
                                 MAKEINTATOM(::RegisterClassExW(&wcex)),
                                 L"metro_win7",
-                                WS_POPUP | WS_VISIBLE,
-                                0, 0, 1600, 900,
+                                WS_POPUP | WS_VISIBLE | WS_MINIMIZEBOX,
+                                work_area.top, work_area.left,
+                                work_area.right, work_area.bottom,
                                 NULL, NULL, hInst, NULL);
   return hwnd;
 }
 
 typedef winfoundtn::ITypedEventHandler<
     winapp::Core::CoreApplicationView*,
     winapp::Activation::IActivatedEventArgs*> ActivatedHandler;
 
 typedef winfoundtn::ITypedEventHandler<
     winui::Core::CoreWindow*,
@@ skipping 482 matching lines @@
         mouse_capture_lost_handler_(NULL),
         mouse_pressed_handler_(NULL),
         mouse_released_handler_(NULL),
         mouse_entered_handler_(NULL),
         mouse_exited_handler_(NULL),
         mouse_wheel_changed_handler_(NULL),
         key_down_handler_(NULL),
         key_up_handler_(NULL),
         character_received_handler_(NULL) {
     dispatcher_ = mswr::Make<CoreDispatcherEmulation>(this);
-    core_hwnd_ = CreateMetroTopLevelWindow();
+
+    // Unless we select our own AppUserModelID the shell might confuse us
+    // with the app launcher one and we get the wrong taskbar button and icon.
+    ::SetCurrentProcessExplicitAppUserModelID(kAshWin7AppId);
+
+    RECT work_area = {0};
+    ::SystemParametersInfo(SPI_GETWORKAREA, 0, &work_area, 0);
+    if (DeveloperModeLaunch()) {
+      work_area.top = 0;
+      work_area.left = 0;
+      work_area.right = 1600;
+      work_area.bottom = 900;
+    }
+
+    core_hwnd_ = CreateMetroTopLevelWindow(work_area);
   }
 
   ~CoreWindowEmulation() {
     if (core_hwnd_)
       ::DestroyWindow(core_hwnd_);
   }
 
   // ICoreWindow implementation:
   virtual HRESULT STDMETHODCALLTYPE get_AutomationHostProvider(
       IInspectable** value) {
@@ skipping 595 matching lines @@
 };
 
 
 mswr::ComPtr<winapp::Core::ICoreApplication> InitWindows7() {
   HRESULT hr = ::CoInitializeEx(NULL, COINIT_MULTITHREADED);
   if (FAILED(hr))
     CHECK(false);
   return mswr::Make<CoreApplicationWin7Emulation>();
 }