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/*
* Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef MODULES_DESKTOP_CAPTURE_WIN_DESKTOP_H_
#define MODULES_DESKTOP_CAPTURE_WIN_DESKTOP_H_
#include <windows.h>
#include <string>
#include "rtc_base/system/rtc_export.h"
namespace webrtc {
class RTC_EXPORT Desktop {
public:
~Desktop();
Desktop(const Desktop&) = delete;
Desktop& operator=(const Desktop&) = delete;
// Returns the name of the desktop represented by the object. Return false if
// quering the name failed for any reason.
bool GetName(std::wstring* desktop_name_out) const;
// Returns true if `other` has the same name as this desktop. Returns false
// in any other case including failing Win32 APIs and uninitialized desktop
// handles.
bool IsSame(const Desktop& other) const;
// Assigns the desktop to the current thread. Returns false is the operation
// failed for any reason.
bool SetThreadDesktop() const;
// Returns the desktop by its name or NULL if an error occurs.
static Desktop* GetDesktop(const wchar_t* desktop_name);
// Returns the desktop currently receiving user input or NULL if an error
// occurs.
static Desktop* GetInputDesktop();
// Returns the desktop currently assigned to the calling thread or NULL if
// an error occurs.
static Desktop* GetThreadDesktop();
private:
Desktop(HDESK desktop, bool own);
// The desktop handle.
HDESK desktop_;
// True if `desktop_` must be closed on teardown.
bool own_;
};
} // namespace webrtc
#endif // MODULES_DESKTOP_CAPTURE_WIN_DESKTOP_H_
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