59 lines
1.3 KiB
C++
59 lines
1.3 KiB
C++
|
// Copyright (c) 2015 The Chromium Embedded Framework 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 "cefclient/temp_window_win.h"
|
||
|
|
||
|
#include "include/base/cef_logging.h"
|
||
|
|
||
|
namespace client {
|
||
|
|
||
|
namespace {
|
||
|
|
||
|
const wchar_t kWndClass[] = L"Client_TempWindow";
|
||
|
|
||
|
// Create the temp window.
|
||
|
HWND CreateTempWindow() {
|
||
|
HINSTANCE hInstance = ::GetModuleHandle(NULL);
|
||
|
|
||
|
WNDCLASSEX wc = {0};
|
||
|
wc.cbSize = sizeof(wc);
|
||
|
wc.lpfnWndProc = DefWindowProc;
|
||
|
wc.hInstance = hInstance;
|
||
|
wc.lpszClassName = kWndClass;
|
||
|
RegisterClassEx(&wc);
|
||
|
|
||
|
// Create a 1x1 pixel hidden window.
|
||
|
return CreateWindow(kWndClass, 0,
|
||
|
WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN,
|
||
|
0, 0, 1, 1,
|
||
|
NULL, NULL, hInstance, NULL);
|
||
|
}
|
||
|
|
||
|
TempWindowWin* g_temp_window = NULL;
|
||
|
|
||
|
} // namespace
|
||
|
|
||
|
TempWindowWin::TempWindowWin()
|
||
|
: hwnd_(NULL) {
|
||
|
DCHECK(!g_temp_window);
|
||
|
g_temp_window = this;
|
||
|
|
||
|
hwnd_ = CreateTempWindow();
|
||
|
CHECK(hwnd_);
|
||
|
}
|
||
|
|
||
|
TempWindowWin::~TempWindowWin() {
|
||
|
g_temp_window = NULL;
|
||
|
DCHECK(hwnd_);
|
||
|
DestroyWindow(hwnd_);
|
||
|
}
|
||
|
|
||
|
// static
|
||
|
HWND TempWindowWin::GetHWND() {
|
||
|
DCHECK(g_temp_window);
|
||
|
return g_temp_window->hwnd_;
|
||
|
}
|
||
|
|
||
|
} // namespace client
|