ad501d1988
This change implements GetWindowList() on X11. WindowCapturerLinux and GetWindowUnderPoint() can share the logic of this function. Bug: webrtc:7950 Change-Id: Ida746840d6f51d31e0470e5ae4955b6f5a4cfaf2 Reviewed-on: https://chromium-review.googlesource.com/606560 Reviewed-by: Jamie Walch <jamiewalch@chromium.org> Commit-Queue: Zijie He <zijiehe@chromium.org> Cr-Commit-Position: refs/heads/master@{#19314}
44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
/*
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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 WEBRTC_MODULES_DESKTOP_CAPTURE_X11_X_ATOM_CACHE_H_
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#define WEBRTC_MODULES_DESKTOP_CAPTURE_X11_X_ATOM_CACHE_H_
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#include <X11/Xlib.h>
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#include <X11/Xatom.h>
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namespace webrtc {
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// A cache of Atom. Each Atom object is created on demand.
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class XAtomCache final {
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public:
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explicit XAtomCache(::Display* display);
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~XAtomCache();
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::Display* display() const;
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Atom WmState();
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Atom WindowType();
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Atom WindowTypeNormal();
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private:
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// If |*atom| is None, this function uses XInternAtom() to retrieve an Atom.
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Atom CreateIfNotExist(Atom* atom, const char* name);
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::Display* const display_;
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Atom wm_state_ = None;
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Atom window_type_ = None;
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Atom window_type_normal_ = None;
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};
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} // namespace webrtc
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#endif // WEBRTC_MODULES_DESKTOP_CAPTURE_X11_X_ATOM_CACHE_H_
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