ash/wm/dock/dock_types.h

   1 // Copyright (c) 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 ASH_WM_DOCK_DOCK_TYPES_H_
   6 #define ASH_WM_DOCK_DOCK_TYPES_H_
   7
   8 namespace ash {
   9
  10 // Possible values of which side of the screen the windows are docked at.
  11 // This is used by DockedwindowLayoutManager and DockedWindowResizer to
  12 // implement docking behavior including magnetism while dragging windows into
  13 // or out of the docked windows area.
  14 enum DockedAlignment {
  15   // No docked windows.
  16   DOCKED_ALIGNMENT_NONE,
  17
  18   // Some windows are already docked on the left side of the screen.
  19   DOCKED_ALIGNMENT_LEFT,
  20
  21   // Some windows are already docked on the right side of the screen.
  22   DOCKED_ALIGNMENT_RIGHT,
  23 };
  24
  25 // User action recorded for use in UMA histograms.
  26 enum DockedAction {
  27   DOCKED_ACTION_NONE,       // Regular drag of undocked window. Not recorded.
  28   DOCKED_ACTION_DOCK,       // Dragged and docked a window.
  29   DOCKED_ACTION_UNDOCK,     // Dragged and undocked a window.
  30   DOCKED_ACTION_RESIZE,     // Resized a docked window.
  31   DOCKED_ACTION_REORDER,    // Possibly reordered docked windows.
  32   DOCKED_ACTION_EVICT,      // A docked window could not stay docked.
  33   DOCKED_ACTION_MAXIMIZE,   // Maximized a docked window.
  34   DOCKED_ACTION_MINIMIZE,   // Minimized a docked window.
  35   DOCKED_ACTION_RESTORE,    // Restored a docked window that was minimized.
  36   DOCKED_ACTION_CLOSE,      // Closed a window while it was docked.
  37   DOCKED_ACTION_COUNT,      // Maximum value of this enum for histograms use.
  38 };
  39
  40 // Event source for the docking user action (when known).
  41 enum DockedActionSource {
  42   DOCKED_ACTION_SOURCE_UNKNOWN,
  43   DOCKED_ACTION_SOURCE_MOUSE,
  44   DOCKED_ACTION_SOURCE_TOUCH,
  45   DOCKED_ACTION_SOURCE_KEYBOARD,
  46
  47   // Maximum value of this enum for histograms use.
  48   DOCKED_ACTION_SOURCE_COUNT,
  49 };
  50
  51 }  // namespace ash
  52
  53 #endif  // ASH_WM_DOCK_DOCK_TYPES_H_