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// Copyright 2013 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_API_H_
#define CHROME_BROWSER_EXTENSIONS_API_DESKTOP_CAPTURE_DESKTOP_CAPTURE_API_H_
#include <map>
#include "base/memory/singleton.h"
#include "chrome/browser/extensions/chrome_extension_function.h"
#include "chrome/browser/media/desktop_media_list.h"
#include "chrome/browser/media/desktop_media_picker.h"
#include "chrome/browser/media/native_desktop_media_list.h"
#include "chrome/common/extensions/api/desktop_capture.h"
#include "content/public/browser/web_contents_observer.h"
#include "url/gurl.h"
namespace extensions {
class DesktopCaptureChooseDesktopMediaFunction
: public ChromeAsyncExtensionFunction,
public content::WebContentsObserver {
public:
DECLARE_EXTENSION_FUNCTION("desktopCapture.chooseDesktopMedia",
DESKTOPCAPTURE_CHOOSEDESKTOPMEDIA)
// Factory creating DesktopMediaList and DesktopMediaPicker instances.
// Used for tests to supply fake picker.
class PickerFactory {
public:
virtual scoped_ptr<DesktopMediaList> CreateModel(bool show_screens,
bool show_windows) = 0;
virtual scoped_ptr<DesktopMediaPicker> CreatePicker() = 0;
protected:
virtual ~PickerFactory() {}
};
// 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(PickerFactory* factory);
DesktopCaptureChooseDesktopMediaFunction();
void Cancel();
private:
~DesktopCaptureChooseDesktopMediaFunction() override;
// ExtensionFunction overrides.
bool RunAsync() override;
// content::WebContentsObserver overrides.
void WebContentsDestroyed() override;
void OnPickerDialogResults(content::DesktopMediaID source);
int request_id_;
// URL of page that desktop capture was requested for.
GURL origin_;
scoped_ptr<DesktopMediaPicker> picker_;
};
class DesktopCaptureCancelChooseDesktopMediaFunction
: public ChromeSyncExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("desktopCapture.cancelChooseDesktopMedia",
DESKTOPCAPTURE_CANCELCHOOSEDESKTOPMEDIA)
DesktopCaptureCancelChooseDesktopMediaFunction();
private:
~DesktopCaptureCancelChooseDesktopMediaFunction() override;
// ExtensionFunction overrides.
bool RunSync() override;
};
class DesktopCaptureRequestsRegistry {
public:
DesktopCaptureRequestsRegistry();
~DesktopCaptureRequestsRegistry();
static DesktopCaptureRequestsRegistry* GetInstance();
void AddRequest(int process_id,
int request_id,
DesktopCaptureChooseDesktopMediaFunction* handler);
void RemoveRequest(int process_id, int request_id);
void CancelRequest(int process_id, int request_id);
private:
friend struct 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;
};
typedef std::map<RequestId,
DesktopCaptureChooseDesktopMediaFunction*> RequestsMap;
RequestsMap requests_;
DISALLOW_COPY_AND_ASSIGN(DesktopCaptureRequestsRegistry);
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_API_DESKTOP_CAPTURE_DESKTOP_CAPTURE_API_H_
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