66 lines
2.1 KiB
C
66 lines
2.1 KiB
C
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/*
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* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef MODULES_DESKTOP_CAPTURE_WINDOW_FINDER_H_
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#define MODULES_DESKTOP_CAPTURE_WINDOW_FINDER_H_
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#include <memory>
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#include "api/scoped_refptr.h"
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#include "modules/desktop_capture/desktop_capture_types.h"
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#include "modules/desktop_capture/desktop_geometry.h"
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#if defined(WEBRTC_MAC) && !defined(WEBRTC_IOS)
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#include "modules/desktop_capture/mac/desktop_configuration_monitor.h"
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#endif
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namespace webrtc {
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#if defined(WEBRTC_USE_X11)
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class XAtomCache;
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#endif
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// An interface to return the id of the visible window under a certain point.
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class WindowFinder {
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public:
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WindowFinder() = default;
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virtual ~WindowFinder() = default;
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// Returns the id of the visible window under |point|. This function returns
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// kNullWindowId if no window is under |point| and the platform does not have
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// "root window" concept, i.e. the visible area under |point| is the desktop.
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// |point| is always in system coordinate, i.e. the primary monitor always
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// starts from (0, 0).
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virtual WindowId GetWindowUnderPoint(DesktopVector point) = 0;
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struct Options final {
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Options();
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~Options();
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Options(const Options& other);
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Options(Options&& other);
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#if defined(WEBRTC_USE_X11)
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XAtomCache* cache = nullptr;
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#endif
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#if defined(WEBRTC_MAC) && !defined(WEBRTC_IOS)
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rtc::scoped_refptr<DesktopConfigurationMonitor> configuration_monitor;
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#endif
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};
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// Creates a platform-independent WindowFinder implementation. This function
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// returns nullptr if |options| does not contain enough information or
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// WindowFinder does not support current platform.
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static std::unique_ptr<WindowFinder> Create(const Options& options);
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};
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} // namespace webrtc
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#endif // MODULES_DESKTOP_CAPTURE_WINDOW_FINDER_H_
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