Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(338)

Unified Diff: ash/common/wm/window_cycle_controller.h

Issue 2736573002: chromeos: Move files in //ash/common to //ash, part 2 (Closed)
Patch Set: Created 3 years, 9 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« no previous file with comments | « ash/common/wm/window_animation_types.h ('k') | ash/common/wm/window_cycle_controller.cc » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: ash/common/wm/window_cycle_controller.h
diff --git a/ash/common/wm/window_cycle_controller.h b/ash/common/wm/window_cycle_controller.h
deleted file mode 100644
index 87eedd9a2140bd127d822924373f999bb1e67592..0000000000000000000000000000000000000000
--- a/ash/common/wm/window_cycle_controller.h
+++ /dev/null
@@ -1,82 +0,0 @@
-// Copyright 2014 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 ASH_COMMON_WM_WINDOW_CYCLE_CONTROLLER_H_
-#define ASH_COMMON_WM_WINDOW_CYCLE_CONTROLLER_H_
-
-#include <memory>
-
-#include "ash/ash_export.h"
-#include "base/macros.h"
-#include "base/time/time.h"
-
-namespace ash {
-
-class WindowCycleEventFilter;
-class WindowCycleList;
-class WmWindow;
-
-// Controls cycling through windows with the keyboard via alt-tab.
-// Windows are sorted primarily by most recently used, and then by screen order.
-// We activate windows as you cycle through them, so the order on the screen
-// may change during the gesture, but the most recently used list isn't updated
-// until the cycling ends. Thus we maintain the state of the windows
-// at the beginning of the gesture so you can cycle through in a consistent
-// order.
-class ASH_EXPORT WindowCycleController {
- public:
- enum Direction { FORWARD, BACKWARD };
-
- WindowCycleController();
- virtual ~WindowCycleController();
-
- // Returns true if cycling through windows is enabled. This is false at
- // certain times, such as when the lock screen is visible.
- static bool CanCycle();
-
- // Cycles between windows in the given |direction|.
- void HandleCycleWindow(Direction direction);
-
- // Returns true if we are in the middle of a window cycling gesture.
- bool IsCycling() const { return window_cycle_list_.get() != NULL; }
-
- // Call to start cycling windows. This funtion adds a pre-target handler to
- // listen to the alt key release.
- void StartCycling();
-
- // Both of these functions stop the current window cycle and removes the event
- // filter. The former indicates success (i.e. the new window should be
- // activated) and the latter indicates that the interaction was cancelled (and
- // the originally active window should remain active).
- void CompleteCycling();
- void CancelCycling();
-
- // Returns the WindowCycleList.
- const WindowCycleList* window_cycle_list() const {
- return window_cycle_list_.get();
- }
-
- private:
- // Cycles to the next or previous window based on |direction|.
- void Step(Direction direction);
-
- void StopCycling();
-
- std::unique_ptr<WindowCycleList> window_cycle_list_;
-
- // Tracks what Window was active when starting to cycle and used to determine
- // if the active Window changed in when ending cycling.
- WmWindow* active_window_before_window_cycle_ = nullptr;
-
- // Non-null while actively cycling.
- std::unique_ptr<WindowCycleEventFilter> event_filter_;
-
- base::Time cycle_start_time_;
-
- DISALLOW_COPY_AND_ASSIGN(WindowCycleController);
-};
-
-} // namespace ash
-
-#endif // ASH_COMMON_WM_WINDOW_CYCLE_CONTROLLER_H_
« no previous file with comments | « ash/common/wm/window_animation_types.h ('k') | ash/common/wm/window_cycle_controller.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698