chrome/browser/ui/cocoa/media_picker/desktop_media_picker_controller.h

   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_UI_COCOA_MEDIA_PICKER_DESKTOP_MEDIA_PICKER_CONTROLLER_H_
   6 #define CHROME_BROWSER_UI_COCOA_MEDIA_PICKER_DESKTOP_MEDIA_PICKER_CONTROLLER_H_
   7
   8 #import <Cocoa/Cocoa.h>
   9 #import <Quartz/Quartz.h>
  10
  11 #include "base/callback.h"
  12 #import "base/mac/scoped_nsobject.h"
  13 #include "base/memory/scoped_ptr.h"
  14 #include "base/strings/string16.h"
  15 #include "chrome/browser/media/desktop_media_list.h"
  16 #include "chrome/browser/media/desktop_media_picker.h"
  17 #import "chrome/browser/ui/cocoa/media_picker/desktop_media_picker_bridge.h"
  18
  19 // A controller for the Desktop Media Picker. Presents the user with a list of
  20 // media sources for screen-capturing, and reports the result.
  21 @interface DesktopMediaPickerController
  22     : NSWindowController<NSWindowDelegate, DesktopMediaPickerObserver> {
  23  @private
  24   // The image browser view to present sources to the user (thumbnails and
  25   // names).
  26   base::scoped_nsobject<IKImageBrowserView> sourceBrowser_;
  27
  28   // The button used to confirm the selection.
  29   NSButton* shareButton_;  // weak; owned by contentView
  30
  31   // The button used to cancel and close the dialog.
  32   NSButton* cancelButton_;  // weak; owned by contentView
  33
  34   // Provides source information (including thumbnails) to fill up |items_| and
  35   // to render in |sourceBrowser_|.
  36   scoped_ptr<DesktopMediaList> media_list_;
  37
  38   // To be called with the user selection.
  39   DesktopMediaPicker::DoneCallback doneCallback_;
  40
  41   // Array of |DesktopMediaPickerItem| used as data for |sourceBrowser_|.
  42   base::scoped_nsobject<NSMutableArray> items_;
  43
  44   // C++ bridge to use as an observer to |media_list_|, that forwards obj-c
  45   // notifications to this object.
  46   scoped_ptr<DesktopMediaPickerBridge> bridge_;
  47
  48   // Used to create |DesktopMediaPickerItem|s with unique IDs.
  49   int lastImageUID_;
  50 }
  51
  52 // Designated initializer.
  53 // To show the dialog, use |NSWindowController|'s |showWindow:|.
  54 // |callback| will be called to report the user's selection.
  55 // |appName| will be used to format the dialog's title and the label, where it
  56 // appears as the initiator of the request.
  57 // |targetName| will be used to format the dialog's label and appear as the
  58 // consumer of the requested stream.
  59 - (id)initWithMediaList:(scoped_ptr<DesktopMediaList>)media_list
  60                  parent:(NSWindow*)parent
  61                callback:(const DesktopMediaPicker::DoneCallback&)callback
  62                 appName:(const base::string16&)appName
  63              targetName:(const base::string16&)targetName;
  64
  65 @end
  66
  67 #endif  // CHROME_BROWSER_UI_COCOA_MEDIA_PICKER_DESKTOP_MEDIA_PICKER_CONTROLLER_H_