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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_LIST_H_ | |
| 6 #define CHROME_BROWSER_MEDIA_DESKTOP_MEDIA_LIST_H_ | |
| 7 | |
| 8 #include "base/strings/string16.h" | |
| 9 #include "base/time/time.h" | |
| 10 #include "content/public/browser/desktop_media_id.h" | |
| 11 #include "ui/gfx/image/image_skia.h" | |
| 12 | |
| 13 class DesktopMediaListObserver; | |
| 14 | |
| 15 // DesktopMediaList provides the list of desktop media source (screens, windows, | |
| 16 // tabs), and their thumbnails, to the desktop media picker dialog. It | |
| 17 // transparently updates the list in the background, and notifies the desktop | |
| 18 // media picker when something changes. | |
| 19 class DesktopMediaList { | |
| 20 public: | |
| 21 // Struct used to represent each entry in the list. | |
| 22 struct Source { | |
| 23 // Id of the source. | |
| 24 content::DesktopMediaID id; | |
| 25 | |
| 26 // Name of the source that should be shown to the user. | |
| 27 base::string16 name; | |
| 28 | |
| 29 // The thumbnail for the source. | |
| 30 gfx::ImageSkia thumbnail; | |
| 31 }; | |
| 32 | |
| 33 virtual ~DesktopMediaList() {} | |
| 34 | |
| 35 // Sets time interval between updates. By default list of sources and their | |
| 36 // thumbnail are updated once per second. If called after StartUpdating() then | |
| 37 // it will take effect only after the next update. | |
| 38 virtual void SetUpdatePeriod(base::TimeDelta period) = 0; | |
| 39 | |
| 40 // Sets size to which the thumbnails should be scaled. If called after | |
| 41 // StartUpdating() then some thumbnails may be still scaled to the old size | |
| 42 // until they are updated. | |
| 43 virtual void SetThumbnailSize(const gfx::Size& thumbnail_size) = 0; | |
| 44 | |
| 45 // Sets ID of the hosting desktop picker dialog. The window with this ID will | |
| 46 // be filtered out from the list of sources. | |
| 47 virtual void SetViewDialogWindowId(content::DesktopMediaID dialog_id) = 0; | |
| 48 | |
| 49 // Starts updating the model. The model is initially empty, so OnSourceAdded() | |
| 50 // notifications will be generated for each existing source as it is | |
| 51 // enumerated. After the initial enumeration the model will be refreshed based | |
| 52 // on the update period, and notifications generated only for changes in the | |
| 53 // model. | |
| 54 virtual void StartUpdating(DesktopMediaListObserver* observer) = 0; | |
| 55 | |
| 56 virtual int GetSourceCount() const = 0; | |
| 57 virtual const Source& GetSource(int index) const = 0; | |
| 58 }; | |
| 59 | |
| 60 #endif // CHROME_BROWSER_MEDIA_DESKTOP_MEDIA_LIST_H_ | |
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Chromium Code Reviews
Issue 2307083002:
Cleanup: move WebRTC related files from chrome/browser/media to chrome/browser/media/webrtc/ (Closed)
