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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/media/webrtc/window_icon_util.h"
#include <windows.h>
#include "third_party/skia/include/core/SkBitmap.h"
#include "ui/gfx/icon_util.h"
gfx::ImageSkia GetWindowIcon(content::DesktopMediaID id) {
DCHECK(id.type == content::DesktopMediaID::TYPE_WINDOW);
HWND hwnd = reinterpret_cast<HWND>(id.id);
HICON icon_handle = 0;
SendMessageTimeout(hwnd, WM_GETICON, ICON_BIG, 0, SMTO_ABORTIFHUNG, 5,
(PDWORD_PTR)&icon_handle);
if (!icon_handle)
icon_handle = reinterpret_cast<HICON>(GetClassLongPtr(hwnd, GCLP_HICON));
if (!icon_handle) {
SendMessageTimeout(hwnd, WM_GETICON, ICON_SMALL, 0, SMTO_ABORTIFHUNG, 5,
(PDWORD_PTR)&icon_handle);
}
if (!icon_handle) {
SendMessageTimeout(hwnd, WM_GETICON, ICON_SMALL2, 0, SMTO_ABORTIFHUNG, 5,
(PDWORD_PTR)&icon_handle);
}
if (!icon_handle)
icon_handle = reinterpret_cast<HICON>(GetClassLongPtr(hwnd, GCLP_HICONSM));
if (!icon_handle)
return gfx::ImageSkia();
const SkBitmap icon_bitmap = IconUtil::CreateSkBitmapFromHICON(icon_handle);
if (icon_bitmap.isNull())
return gfx::ImageSkia();
return gfx::ImageSkia::CreateFrom1xBitmap(icon_bitmap);
}
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