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 ToggleFullScreen(wm::WindowState * window_state,WindowStateDelegate * delegate)14void 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 36