ash/chromeos: Add shift-alt-p shortcut to open palette.

ash/common/accelerators/accelerator_controller.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/common/accelerators/accelerator_controller.h"
 
 #include "ash/common/accelerators/accelerator_commands.h"
 #include "ash/common/accelerators/accelerator_controller_delegate.h"
 #include "ash/common/accelerators/debug_commands.h"
 #include "ash/common/accessibility_delegate.h"
 #include "ash/common/accessibility_types.h"
 #include "ash/common/focus_cycler.h"
 #include "ash/common/ime_control_delegate.h"
 #include "ash/common/media_delegate.h"
 #include "ash/common/multi_profile_uma.h"
 #include "ash/common/new_window_delegate.h"
 #include "ash/common/session/session_state_delegate.h"
+#include "ash/common/shelf/wm_shelf.h"
 #include "ash/common/shell_delegate.h"
 #include "ash/common/system/brightness_control_delegate.h"
 #include "ash/common/system/keyboard_brightness_control_delegate.h"
+#include "ash/common/system/status_area_widget.h"
 #include "ash/common/system/tray/system_tray_delegate.h"
 #include "ash/common/system/tray/system_tray_notifier.h"
 #include "ash/common/system/volume_control_delegate.h"
 #include "ash/common/wm/mru_window_tracker.h"
 #include "ash/common/wm/overview/window_selector_controller.h"
 #include "ash/common/wm/window_cycle_controller.h"
 #include "ash/common/wm/window_positioning_utils.h"
 #include "ash/common/wm/window_state.h"
 #include "ash/common/wm/wm_event.h"
+#include "ash/common/wm_root_window_controller.h"
 #include "ash/common/wm_shell.h"
 #include "ash/common/wm_window.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/metrics/user_metrics.h"
 #include "ui/base/accelerators/accelerator.h"
 #include "ui/base/accelerators/accelerator_manager.h"
 #include "ui/keyboard/keyboard_controller.h"
 
 #if defined(OS_CHROMEOS)
+#include "ash/common/palette_delegate.h"
+#include "ash/common/system/chromeos/palette/palette_tray.h"
+#include "ash/common/system/chromeos/palette/palette_utils.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "chromeos/dbus/power_manager_client.h"
 #include "ui/base/ime/chromeos/ime_keyboard.h"
 #include "ui/base/ime/chromeos/input_method_manager.h"
 #endif  // defined(OS_CHROMEOS)
 
 namespace ash {
 namespace {
 
 using base::UserMetricsAction;
@@ skipping 281 matching lines @@
 
 bool CanHandleLock() {
   return WmShell::Get()->GetSessionStateDelegate()->CanLockScreen();
 }
 
 void HandleLock() {
   base::RecordAction(UserMetricsAction("Accel_LockScreen_L"));
   WmShell::Get()->GetSessionStateDelegate()->LockScreen();
 }
 
+void HandleShowStylusTools() {
+  base::RecordAction(UserMetricsAction("Accel_Show_Stylus_Tools"));
+
+  WmRootWindowController* root_window_controller =
+      WmShell::Get()->GetRootWindowForNewWindows()->GetRootWindowController();
+  PaletteTray* palette_tray =
+      root_window_controller->GetShelf()->GetStatusAreaWidget()->palette_tray();
+  palette_tray->OpenBubble();
+}
+
+bool CanHandleShowStylusTools() {
+  return IsPaletteFeatureEnabled() &&

[stevenjb, 2016/08/26 20:54:31]

Can we just test whether palette_delegate() is null?

[jdufault, 2016/08/26 21:33:13]

Ah, good catch. I've made it so that the palette delegate is only constructed
when the palette feature is enabled.

+         WmShell::Get()->palette_delegate()->ShouldShowPalette();
+}
+
 void HandleSuspend() {
   base::RecordAction(UserMetricsAction("Accel_Suspend"));
   chromeos::DBusThreadManager::Get()->GetPowerManagerClient()->RequestSuspend();
 }
 
 bool CanHandleCycleUser() {
   return WmShell::Get()->delegate()->IsMultiProfilesEnabled() &&
          WmShell::Get()->GetSessionStateDelegate()->NumberOfLoggedInUsers() > 1;
 }
 
@@ skipping 332 matching lines @@
 #if defined(OS_CHROMEOS)
     case DEBUG_SHOW_TOAST:
     case DEBUG_TOGGLE_TOUCH_PAD:
     case DEBUG_TOGGLE_TOUCH_SCREEN:
     case DEBUG_TOGGLE_TOUCH_VIEW:
       return debug::DebugAcceleratorsEnabled();
     case DISABLE_CAPS_LOCK:
       return CanHandleDisableCapsLock(previous_accelerator);
     case LOCK_SCREEN:
       return CanHandleLock();
+    case SHOW_STYLUS_TOOLS:
+      return CanHandleShowStylusTools();
     case SWITCH_TO_PREVIOUS_USER:
     case SWITCH_TO_NEXT_USER:
       return CanHandleCycleUser();
     case TOGGLE_CAPS_LOCK:
       return CanHandleToggleCapsLock(accelerator, previous_accelerator);
 #endif
     case EXIT:
     case FOCUS_NEXT_PANE:
     case FOCUS_PREVIOUS_PANE:
     case MEDIA_NEXT_TRACK:
@@ skipping 177 matching lines @@
       break;
     case OPEN_CROSH:
       HandleCrosh();
       break;
     case OPEN_FILE_MANAGER:
       HandleFileManager();
       break;
     case OPEN_GET_HELP:
       HandleGetHelp();
       break;
+    case SHOW_STYLUS_TOOLS:
+      HandleShowStylusTools();
+      break;
     case SUSPEND:
       HandleSuspend();
       break;
     case SWITCH_TO_NEXT_USER:
       HandleCycleUser(SessionStateDelegate::CYCLE_TO_NEXT_USER);
       break;
     case SWITCH_TO_PREVIOUS_USER:
       HandleCycleUser(SessionStateDelegate::CYCLE_TO_PREVIOUS_USER);
       break;
     case TOGGLE_CAPS_LOCK:
@@ skipping 69 matching lines @@
   if (wm_shell->mru_window_tracker()->BuildMruWindowList().empty() &&
       actions_needing_window_.find(action) != actions_needing_window_.end()) {
     wm_shell->accessibility_delegate()->TriggerAccessibilityAlert(
         A11Y_ALERT_WINDOW_NEEDED);
     return RESTRICTION_PREVENT_PROCESSING_AND_PROPAGATION;
   }
   return RESTRICTION_NONE;
 }
 
 }  // namespace ash