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/display/display_manager.h"
   8 #include "ash/display/display_util.h"
   9 #include "ash/shell.h"
  10 #include "ash/shell_delegate.h"
  11 #include "ash/wm/mru_window_tracker.h"
  12 #include "ash/wm/window_state.h"
  13 #include "ash/wm/window_util.h"
  14 #include "ash/wm/wm_event.h"
  15 #include "base/metrics/user_metrics.h"
  16
  17 namespace ash {
  18 namespace accelerators {
  19
  20 bool ToggleMinimized() {
  21   aura::Window* window = wm::GetActiveWindow();
  22   // Attempt to restore the window that would be cycled through next from
  23   // the launcher when there is no active window.
  24   if (!window) {
  25     MruWindowTracker::WindowList mru_windows(
  26         Shell::GetInstance()->mru_window_tracker()->BuildMruWindowList());
  27     if (!mru_windows.empty())
  28       wm::GetWindowState(mru_windows.front())->Activate();
  29     return true;
  30   }
  31   wm::WindowState* window_state = wm::GetWindowState(window);
  32   if (!window_state->CanMinimize())
  33     return false;
  34   window_state->Minimize();
  35   return true;
  36 }
  37
  38 void ToggleMaximized() {
  39   wm::WindowState* window_state = wm::GetActiveWindowState();
  40   if (!window_state)
  41     return;
  42   base::RecordAction(base::UserMetricsAction("Accel_Toggle_Maximized"));
  43   wm::WMEvent event(wm::WM_EVENT_TOGGLE_MAXIMIZE);
  44   window_state->OnWMEvent(&event);
  45 }
  46
  47 void ToggleFullscreen() {
  48   wm::WindowState* window_state = wm::GetActiveWindowState();
  49   if (window_state) {
  50     const wm::WMEvent event(wm::WM_EVENT_TOGGLE_FULLSCREEN);
  51     window_state->OnWMEvent(&event);
  52   }
  53 }
  54
  55 void ToggleTouchHudProjection() {
  56   base::RecordAction(base::UserMetricsAction("Accel_Touch_Hud_Clear"));
  57   bool enabled = Shell::GetInstance()->is_touch_hud_projection_enabled();
  58   Shell::GetInstance()->SetTouchHudProjectionEnabled(!enabled);
  59 }
  60
  61 bool IsInternalDisplayZoomEnabled() {
  62   DisplayManager* display_manager = Shell::GetInstance()->display_manager();
  63   return display_manager->IsDisplayUIScalingEnabled() ||
  64          display_manager->IsInUnifiedMode();
  65 }
  66
  67 bool ZoomInternalDisplay(bool up) {
  68   if (up)
  69     base::RecordAction(base::UserMetricsAction("Accel_Scale_Ui_Up"));
  70   else
  71     base::RecordAction(base::UserMetricsAction("Accel_Scale_Ui_Down"));
  72
  73   DisplayManager* display_manager = Shell::GetInstance()->display_manager();
  74
  75   int64 display_id = display_manager->IsInUnifiedMode()
  76                          ? DisplayManager::kUnifiedDisplayId
  77                          : display_manager->GetDisplayIdForUIScaling();
  78   const DisplayInfo& display_info = display_manager->GetDisplayInfo(display_id);
  79   DisplayMode mode;
  80
  81   if (display_manager->IsInUnifiedMode()) {
  82     if (!GetDisplayModeForNextResolution(display_info, up, &mode))
  83       return false;
  84   } else {
  85     if (!GetDisplayModeForNextUIScale(display_info, up, &mode))
  86       return false;
  87   }
  88   return display_manager->SetDisplayMode(display_id, mode);
  89 }
  90
  91 void ResetInternalDisplayZoom() {
  92   base::RecordAction(base::UserMetricsAction("Accel_Scale_Ui_Reset"));
  93   DisplayManager* display_manager = Shell::GetInstance()->display_manager();
  94
  95   if (display_manager->IsInUnifiedMode()) {
  96     const DisplayInfo& display_info =
  97         display_manager->GetDisplayInfo(DisplayManager::kUnifiedDisplayId);
  98     const std::vector<DisplayMode>& modes = display_info.display_modes();
  99     auto iter =
 100         std::find_if(modes.begin(), modes.end(),
 101                      [](const DisplayMode& mode) { return mode.native; });
 102     display_manager->SetDisplayMode(DisplayManager::kUnifiedDisplayId, *iter);
 103   } else {
 104     SetDisplayUIScale(display_manager->GetDisplayIdForUIScaling(), 1.0f);
 105   }
 106 }
 107
 108 }  // namespace accelerators
 109 }  // namespace ash