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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 ASH_WM_WM_TYPES_H_
      6 #define ASH_WM_WM_TYPES_H_
      7 
      8 #include "ash/ash_export.h"
      9 #include "ui/base/ui_base_types.h"
     10 
     11 namespace ash {
     12 namespace wm {
     13 
     14 // This enum defines both common show state copied from
     15 // ui::WindowShowState as well as new states intoruduced in ash.
     16 // The separate enum is defined here because we don't want to leak
     17 // these type to ui/base until they're stable and we know for sure
     18 // that they'll persist over time.
     19 enum WindowStateType {
     20   // Common state
     21   WINDOW_STATE_TYPE_DEFAULT = 0,
     22 
     23   // Normal represents a state where the position/size has been
     24   // specified by a use.
     25   WINDOW_STATE_TYPE_NORMAL,
     26   WINDOW_STATE_TYPE_MINIMIZED,
     27   WINDOW_STATE_TYPE_MAXIMIZED,
     28   WINDOW_STATE_TYPE_INACTIVE,
     29   WINDOW_STATE_TYPE_FULLSCREEN,
     30   WINDOW_STATE_TYPE_DETACHED,
     31   WINDOW_STATE_TYPE_END,  // to avoid using SHOW_STATE_END
     32 
     33   // Ash specific states:
     34 
     35   WINDOW_STATE_TYPE_LEFT_SNAPPED,
     36   WINDOW_STATE_TYPE_RIGHT_SNAPPED,
     37 
     38   // A window is in this state when it is automatically placed and
     39   // sized by the window manager. (it's newly opened, or pushed to the side
     40   // due to new window, for example).
     41   WINDOW_STATE_TYPE_AUTO_POSITIONED,
     42 };
     43 
     44 // Utility functions to convert WindowStateType <-> ui::WindowShowState.
     45 // Note: LEFT/RIGHT MAXIMIZED, AUTO_POSITIONED type will be lost when
     46 // converting to ui::WindowShowState.
     47 ASH_EXPORT WindowStateType ToWindowStateType(ui::WindowShowState state);
     48 ASH_EXPORT ui::WindowShowState ToWindowShowState(WindowStateType type);
     49 
     50 // Returns true if |type| is WINDOW_STATE_TYPE_MAXIMIZED or
     51 // WINDOW_STATE_TYPE_FULLSCREEN.
     52 ASH_EXPORT bool IsMaximizedOrFullscreenWindowStateType(WindowStateType type);
     53 
     54 }  // namespace wm
     55 }  // namespace ash
     56 
     57 #endif  // ASH_WM_WM_TYPES_H_
     58