106 lines
3.3 KiB
C++
106 lines
3.3 KiB
C++
// Copyright (c) 2011 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 "FullScreen.h"
|
|
|
|
#include <windows.h>
|
|
#include <Shlwapi.h>
|
|
|
|
|
|
static bool IsPlatformFullScreenMode()
|
|
{
|
|
// SHQueryUserNotificationState is only available for Vista and above.
|
|
#if defined(NTDDI_VERSION) && (NTDDI_VERSION >= NTDDI_VISTA)
|
|
|
|
OSVERSIONINFO osvi;
|
|
osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
|
|
if (GetVersionEx(&osvi) && osvi.dwMajorVersion < 6)
|
|
return false;
|
|
|
|
|
|
typedef HRESULT(WINAPI* SHQueryUserNotificationStatePtr)(
|
|
QUERY_USER_NOTIFICATION_STATE* state);
|
|
|
|
HMODULE shell32_base = ::GetModuleHandle(L"shell32.dll");
|
|
if (!shell32_base) {
|
|
return false;
|
|
}
|
|
SHQueryUserNotificationStatePtr query_user_notification_state_ptr =
|
|
reinterpret_cast<SHQueryUserNotificationStatePtr>
|
|
(::GetProcAddress(shell32_base, "SHQueryUserNotificationState"));
|
|
if (!query_user_notification_state_ptr) {
|
|
return false;
|
|
}
|
|
|
|
QUERY_USER_NOTIFICATION_STATE state;
|
|
if (FAILED((*query_user_notification_state_ptr)(&state)))
|
|
return false;
|
|
return state == QUNS_RUNNING_D3D_FULL_SCREEN ||
|
|
state == QUNS_PRESENTATION_MODE;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
static bool IsFullScreenWindowMode()
|
|
{
|
|
// Get the foreground window which the user is currently working on.
|
|
HWND wnd = ::GetForegroundWindow();
|
|
if (!wnd)
|
|
return false;
|
|
|
|
// Get the monitor where the window is located.
|
|
RECT wnd_rect;
|
|
if (!::GetWindowRect(wnd, &wnd_rect))
|
|
return false;
|
|
HMONITOR monitor = ::MonitorFromRect(&wnd_rect, MONITOR_DEFAULTTONULL);
|
|
if (!monitor)
|
|
return false;
|
|
MONITORINFO monitor_info = { sizeof(monitor_info) };
|
|
if (!::GetMonitorInfo(monitor, &monitor_info))
|
|
return false;
|
|
|
|
// It should be the main monitor.
|
|
if (!(monitor_info.dwFlags & MONITORINFOF_PRIMARY))
|
|
return false;
|
|
|
|
// The window should be at least as large as the monitor.
|
|
if (!::IntersectRect(&wnd_rect, &wnd_rect, &monitor_info.rcMonitor))
|
|
return false;
|
|
if (!::EqualRect(&wnd_rect, &monitor_info.rcMonitor))
|
|
return false;
|
|
|
|
// At last, the window style should not have WS_DLGFRAME and WS_THICKFRAME and
|
|
// its extended style should not have WS_EX_WINDOWEDGE and WS_EX_TOOLWINDOW.
|
|
LONG style = ::GetWindowLong(wnd, GWL_STYLE);
|
|
LONG ext_style = ::GetWindowLong(wnd, GWL_EXSTYLE);
|
|
return !((style & (WS_DLGFRAME | WS_THICKFRAME)) ||
|
|
(ext_style & (WS_EX_WINDOWEDGE | WS_EX_TOOLWINDOW)));
|
|
}
|
|
|
|
static bool IsFullScreenConsoleMode()
|
|
{
|
|
// We detect this by attaching the current process to the console of the
|
|
// foreground window and then checking if it is in full screen mode.
|
|
DWORD pid = 0;
|
|
::GetWindowThreadProcessId(::GetForegroundWindow(), &pid);
|
|
if (!pid)
|
|
return false;
|
|
|
|
if (!::AttachConsole(pid))
|
|
return false;
|
|
|
|
DWORD modes = 0;
|
|
::GetConsoleDisplayMode(&modes);
|
|
::FreeConsole();
|
|
|
|
return (modes & (CONSOLE_FULLSCREEN | CONSOLE_FULLSCREEN_HARDWARE)) != 0;
|
|
}
|
|
|
|
bool IsFullScreenMode() {
|
|
return IsPlatformFullScreenMode()
|
|
//|| IsFullScreenConsoleMode()
|
|
|| IsFullScreenWindowMode();
|
|
} |