ash/wm/window_state_util.cc

   1 // Copyright 2014 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 #include "ash/wm/window_state_util.h"
   6
   7 #include "ash/wm/window_state.h"
   8 #include "ash/wm/window_state_delegate.h"
   9 #include "ui/aura/client/aura_constants.h"
  10
  11 namespace ash {
  12 namespace wm {
  13
  14 void ToggleFullScreen(wm::WindowState* window_state,
  15                       WindowStateDelegate* delegate) {
  16   // Window which cannot be maximized should not be full screen'ed.
  17   // It can, however, be restored if it was full screen'ed.
  18   bool is_fullscreen = window_state->IsFullscreen();
  19   if (!is_fullscreen && !window_state->CanMaximize())
  20     return;
  21
  22   if (delegate && delegate->ToggleFullscreen(window_state))
  23     return;
  24
  25   if (is_fullscreen) {
  26     window_state->Restore();
  27   } else {
  28     // Set the property to activate full screen.
  29     window_state->window()->SetProperty(aura::client::kShowStateKey,
  30                                         ui::SHOW_STATE_FULLSCREEN);
  31   }
  32 }
  33
  34 }  // namespace wm
  35 }  // namespace ash