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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CHROME_BROWSER_MEDIA_DESKTOP_MEDIA_PICKER_H_
      6 #define CHROME_BROWSER_MEDIA_DESKTOP_MEDIA_PICKER_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "base/callback_forward.h"
     10 #include "base/memory/scoped_ptr.h"
     11 #include "base/strings/string16.h"
     12 #include "content/public/browser/desktop_media_id.h"
     13 #include "ui/gfx/native_widget_types.h"
     14 
     15 class DesktopMediaList;
     16 
     17 namespace content {
     18 class WebContents;
     19 }
     20 
     21 // Abstract interface for desktop media picker UI. It's used by Desktop Media
     22 // API to let user choose a desktop media source.
     23 class DesktopMediaPicker {
     24  public:
     25   typedef base::Callback<void(content::DesktopMediaID)> DoneCallback;
     26 
     27   // Creates default implementation of DesktopMediaPicker for the current
     28   // platform.
     29   static scoped_ptr<DesktopMediaPicker> Create();
     30 
     31   DesktopMediaPicker() {}
     32   virtual ~DesktopMediaPicker() {}
     33 
     34   // Shows dialog with list of desktop media sources (screens, windows, tabs)
     35   // provided by |list| and calls |done_callback| when user chooses one of the
     36   // sources or closes the dialog.
     37   virtual void Show(content::WebContents* web_contents,
     38                     gfx::NativeWindow context,
     39                     gfx::NativeWindow parent,
     40                     const base::string16& app_name,
     41                     const base::string16& target_name,
     42                     scoped_ptr<DesktopMediaList> list,
     43                     const DoneCallback& done_callback) = 0;
     44 
     45  private:
     46   DISALLOW_COPY_AND_ASSIGN(DesktopMediaPicker);
     47 };
     48 
     49 #endif  // CHROME_BROWSER_MEDIA_DESKTOP_MEDIA_PICKER_H_
     50