ash/accelerators/accelerator_commands.cc

   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 #include "ash/accelerators/accelerator_commands.h"
   6
   7 #include "ash/shell.h"
   8 #include "ash/shell_delegate.h"
   9 #include "ash/wm/mru_window_tracker.h"
  10 #include "ash/wm/window_state.h"
  11 #include "ash/wm/window_util.h"
  12 #include "ash/wm/wm_event.h"
  13 #include "base/metrics/user_metrics.h"
  14
  15 namespace ash {
  16 namespace accelerators {
  17
  18 bool ToggleMinimized() {
  19   aura::Window* window = wm::GetActiveWindow();
  20   // Attempt to restore the window that would be cycled through next from
  21   // the launcher when there is no active window.
  22   if (!window) {
  23     MruWindowTracker::WindowList mru_windows(
  24         Shell::GetInstance()->mru_window_tracker()->BuildMruWindowList());
  25     if (!mru_windows.empty())
  26       wm::GetWindowState(mru_windows.front())->Activate();
  27     return true;
  28   }
  29   wm::WindowState* window_state = wm::GetWindowState(window);
  30   if (!window_state->CanMinimize())
  31     return false;
  32   window_state->Minimize();
  33   return true;
  34 }
  35
  36 void ToggleMaximized() {
  37   wm::WindowState* window_state = wm::GetActiveWindowState();
  38   if (!window_state)
  39     return;
  40   base::RecordAction(base::UserMetricsAction("Accel_Toggle_Maximized"));
  41   wm::WMEvent event(wm::WM_EVENT_TOGGLE_MAXIMIZE);
  42   window_state->OnWMEvent(&event);
  43 }
  44
  45 void ToggleFullscreen() {
  46   wm::WindowState* window_state = wm::GetActiveWindowState();
  47   if (window_state) {
  48     const wm::WMEvent event(wm::WM_EVENT_TOGGLE_FULLSCREEN);
  49     window_state->OnWMEvent(&event);
  50   }
  51 }
  52
  53 void ToggleTouchHudProjection() {
  54   base::RecordAction(base::UserMetricsAction("Accel_Touch_Hud_Clear"));
  55   bool enabled = Shell::GetInstance()->is_touch_hud_projection_enabled();
  56   Shell::GetInstance()->SetTouchHudProjectionEnabled(!enabled);
  57 }
  58
  59 }  // namespace accelerators
  60 }  // namespace ash