98 lines
2.8 KiB
C
98 lines
2.8 KiB
C
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/*
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* Copyright (c) 2012 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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// Author: thorcarpenter@google.com (Thor Carpenter)
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//
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// Defines variant class ScreencastId that combines WindowId and DesktopId.
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#ifndef WEBRTC_MEDIA_BASE_SCREENCASTID_H_
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#define WEBRTC_MEDIA_BASE_SCREENCASTID_H_
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#include <string>
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#include <vector>
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#include "webrtc/base/window.h"
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#include "webrtc/base/windowpicker.h"
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namespace cricket {
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class ScreencastId;
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typedef std::vector<ScreencastId> ScreencastIdList;
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// Used for identifying a window or desktop to be screencast.
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class ScreencastId {
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public:
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enum Type { INVALID, WINDOW, DESKTOP };
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// Default constructor indicates invalid ScreencastId.
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ScreencastId() : type_(INVALID) {}
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explicit ScreencastId(const rtc::WindowId& id)
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: type_(WINDOW), window_(id) {
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}
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explicit ScreencastId(const rtc::DesktopId& id)
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: type_(DESKTOP), desktop_(id) {
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}
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Type type() const { return type_; }
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const rtc::WindowId& window() const { return window_; }
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const rtc::DesktopId& desktop() const { return desktop_; }
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// Title is an optional parameter.
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const std::string& title() const { return title_; }
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void set_title(const std::string& desc) { title_ = desc; }
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bool IsValid() const {
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if (type_ == INVALID) {
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return false;
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} else if (type_ == WINDOW) {
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return window_.IsValid();
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} else {
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return desktop_.IsValid();
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}
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}
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bool IsWindow() const { return type_ == WINDOW; }
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bool IsDesktop() const { return type_ == DESKTOP; }
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bool EqualsId(const ScreencastId& other) const {
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if (type_ != other.type_) {
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return false;
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}
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if (type_ == INVALID) {
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return true;
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} else if (type_ == WINDOW) {
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return window_.Equals(other.window());
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}
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return desktop_.Equals(other.desktop());
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}
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// T is assumed to be WindowDescription or DesktopDescription.
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template<class T>
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static cricket::ScreencastIdList Convert(const std::vector<T>& list) {
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ScreencastIdList screencast_list;
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screencast_list.reserve(list.size());
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for (typename std::vector<T>::const_iterator it = list.begin();
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it != list.end(); ++it) {
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ScreencastId id(it->id());
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id.set_title(it->title());
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screencast_list.push_back(id);
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}
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return screencast_list;
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}
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private:
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Type type_;
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rtc::WindowId window_;
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rtc::DesktopId desktop_;
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std::string title_; // Optional.
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};
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} // namespace cricket
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#endif // WEBRTC_MEDIA_BASE_SCREENCASTID_H_
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