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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_EXTENSIONS_API_DESKTOP_CAPTURE_DESKTOP_CAPTURE_BASE_H_
#define CHROME_BROWSER_EXTENSIONS_API_DESKTOP_CAPTURE_DESKTOP_CAPTURE_BASE_H_
#include <array>
#include <map>
#include <memory>
#include <string>
#include "base/macros.h"
#include "base/memory/singleton.h"
#include "chrome/browser/extensions/chrome_extension_function.h"
#include "chrome/browser/media/webrtc/desktop_media_list.h"
#include "chrome/browser/media/webrtc/desktop_media_picker_controller.h"
#include "chrome/browser/media/webrtc/desktop_media_picker_factory.h"
#include "chrome/common/extensions/api/desktop_capture.h"
#include "url/gurl.h"
namespace extensions {
class DesktopCaptureChooseDesktopMediaFunctionBase
: public ChromeAsyncExtensionFunction {
public:
// Used to set PickerFactory used to create mock DesktopMediaPicker instances
// for tests. Calling tests keep ownership of the factory. Can be called with
// |factory| set to NULL at the end of the test.
static void SetPickerFactoryForTests(DesktopMediaPickerFactory* factory);
DesktopCaptureChooseDesktopMediaFunctionBase();
void Cancel();
protected:
~DesktopCaptureChooseDesktopMediaFunctionBase() override;
// |web_contents| is the WebContents for which the stream is created, and will
// also be used to determine where to show the picker's UI.
// |origin| is the origin for which the stream is created.
// |target_name| is the display name of the stream target.
bool Execute(const std::vector<
api::desktop_capture::DesktopCaptureSourceType>& sources,
content::WebContents* web_contents,
const GURL& origin,
const base::string16 target_name);
// Returns the calling application name to show in the picker.
std::string GetCallerDisplayName() const;
int request_id_;
private:
void OnPickerDialogResults(const GURL& origin,
content::WebContents* web_contents,
const std::string& err,
content::DesktopMediaID source);
std::unique_ptr<DesktopMediaPickerController> picker_controller_;
};
class DesktopCaptureCancelChooseDesktopMediaFunctionBase
: public ExtensionFunction {
public:
DesktopCaptureCancelChooseDesktopMediaFunctionBase();
protected:
~DesktopCaptureCancelChooseDesktopMediaFunctionBase() override;
private:
// ExtensionFunction overrides.
ResponseAction Run() override;
};
class DesktopCaptureRequestsRegistry {
public:
DesktopCaptureRequestsRegistry();
~DesktopCaptureRequestsRegistry();
static DesktopCaptureRequestsRegistry* GetInstance();
void AddRequest(int process_id,
int request_id,
DesktopCaptureChooseDesktopMediaFunctionBase* handler);
void RemoveRequest(int process_id, int request_id);
void CancelRequest(int process_id, int request_id);
private:
friend struct base::DefaultSingletonTraits<DesktopCaptureRequestsRegistry>;
struct RequestId {
RequestId(int process_id, int request_id);
// Need to use RequestId as a key in std::map<>.
bool operator<(const RequestId& other) const;
int process_id;
int request_id;
};
using RequestsMap =
std::map<RequestId, DesktopCaptureChooseDesktopMediaFunctionBase*>;
RequestsMap requests_;
DISALLOW_COPY_AND_ASSIGN(DesktopCaptureRequestsRegistry);
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_API_DESKTOP_CAPTURE_DESKTOP_CAPTURE_BASE_H_
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