ash/accelerators/debug_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/debug_commands.h"
   6
   7 #include "ash/accelerators/accelerator_commands.h"
   8 #include "ash/ash_switches.h"
   9 #include "ash/debug.h"
  10 #include "ash/desktop_background/desktop_background_controller.h"
  11 #include "ash/desktop_background/user_wallpaper_delegate.h"
  12 #include "ash/display/display_manager.h"
  13 #include "ash/host/ash_window_tree_host.h"
  14 #include "ash/root_window_controller.h"
  15 #include "ash/shell.h"
  16 #include "ash/wm/window_util.h"
  17 #include "base/command_line.h"
  18 #include "third_party/skia/include/core/SkColor.h"
  19 #include "third_party/skia/include/core/SkPaint.h"
  20 #include "ui/aura/window.h"
  21 #include "ui/aura/window_event_dispatcher.h"
  22 #include "ui/compositor/debug_utils.h"
  23 #include "ui/compositor/layer.h"
  24 #include "ui/gfx/canvas.h"
  25 #include "ui/gfx/image/image_skia.h"
  26 #include "ui/views/debug_utils.h"
  27 #include "ui/views/widget/widget.h"
  28
  29 namespace ash {
  30 namespace debug {
  31 namespace {
  32
  33 void HandlePrintLayerHierarchy() {
  34   aura::Window::Windows root_windows = Shell::GetAllRootWindows();
  35   for (size_t i = 0; i < root_windows.size(); ++i) {
  36     ui::PrintLayerHierarchy(
  37         root_windows[i]->layer(),
  38         root_windows[i]->GetHost()->dispatcher()->GetLastMouseLocationInRoot());
  39   }
  40 }
  41
  42 void HandlePrintViewHierarchy() {
  43   aura::Window* active_window = ash::wm::GetActiveWindow();
  44   if (!active_window)
  45     return;
  46   views::Widget* browser_widget =
  47       views::Widget::GetWidgetForNativeWindow(active_window);
  48   if (!browser_widget)
  49     return;
  50   views::PrintViewHierarchy(browser_widget->GetRootView());
  51 }
  52
  53 void PrintWindowHierarchy(aura::Window* window,
  54                           int indent,
  55                           std::ostringstream* out) {
  56   std::string indent_str(indent, ' ');
  57   std::string name(window->name());
  58   if (name.empty())
  59     name = "\"\"";
  60   *out << indent_str << name << " (" << window << ")"
  61        << " type=" << window->type()
  62        << (wm::IsActiveWindow(window) ? " [active] " : " ")
  63        << (window->IsVisible() ? " visible " : " ")
  64        << window->bounds().ToString()
  65        << '\n';
  66
  67   for (size_t i = 0; i < window->children().size(); ++i)
  68     PrintWindowHierarchy(window->children()[i], indent + 3, out);
  69 }
  70
  71 void HandlePrintWindowHierarchy() {
  72   Shell::RootWindowControllerList controllers =
  73       Shell::GetAllRootWindowControllers();
  74   for (size_t i = 0; i < controllers.size(); ++i) {
  75     std::ostringstream out;
  76     out << "RootWindow " << i << ":\n";
  77     PrintWindowHierarchy(controllers[i]->GetRootWindow(), 0, &out);
  78     // Error so logs can be collected from end-users.
  79     LOG(ERROR) << out.str();
  80   }
  81 }
  82
  83 gfx::ImageSkia CreateWallpaperImage(SkColor fill, SkColor rect) {
  84   // TODO(oshima): Consider adding a command line option to control
  85   // wallpaper images for testing.
  86   // The size is randomly picked.
  87   gfx::Size image_size(1366, 768);
  88   gfx::Canvas canvas(image_size, 1.0f, true);
  89   canvas.DrawColor(fill);
  90   SkPaint paint;
  91   paint.setColor(rect);
  92   paint.setStrokeWidth(10);
  93   paint.setStyle(SkPaint::kStroke_Style);
  94   paint.setXfermodeMode(SkXfermode::kSrcOver_Mode);
  95   canvas.DrawRoundRect(gfx::Rect(image_size), 100, paint);
  96   return gfx::ImageSkia(canvas.ExtractImageRep());
  97 }
  98
  99 void HandleToggleDesktopBackgroundMode() {
 100   static int index = 0;
 101   DesktopBackgroundController* desktop_background_controller =
 102       Shell::GetInstance()->desktop_background_controller();
 103   switch (++index % 4) {
 104     case 0:
 105       ash::Shell::GetInstance()->user_wallpaper_delegate()->
 106           InitializeWallpaper();
 107       break;
 108     case 1:
 109       desktop_background_controller->SetWallpaperImage(
 110           CreateWallpaperImage(SK_ColorRED, SK_ColorBLUE),
 111           wallpaper::WALLPAPER_LAYOUT_STRETCH);
 112       break;
 113     case 2:
 114       desktop_background_controller->SetWallpaperImage(
 115           CreateWallpaperImage(SK_ColorBLUE, SK_ColorGREEN),
 116           wallpaper::WALLPAPER_LAYOUT_CENTER);
 117       break;
 118     case 3:
 119       desktop_background_controller->SetWallpaperImage(
 120           CreateWallpaperImage(SK_ColorGREEN, SK_ColorRED),
 121           wallpaper::WALLPAPER_LAYOUT_CENTER_CROPPED);
 122       break;
 123   }
 124 }
 125
 126 }  // namespace
 127
 128 void PrintUIHierarchies() {
 129   // This is a separate command so the user only has to hit one key to generate
 130   // all the logs. Developers use the individual dumps repeatedly, so keep
 131   // those as separate commands to avoid spamming their logs.
 132   HandlePrintLayerHierarchy();
 133   HandlePrintWindowHierarchy();
 134   HandlePrintViewHierarchy();
 135 }
 136
 137 bool DebugAcceleratorsEnabled() {
 138   return base::CommandLine::ForCurrentProcess()->HasSwitch(
 139       switches::kAshDebugShortcuts);
 140 }
 141
 142 void PerformDebugActionIfEnabled(AcceleratorAction action) {
 143   if (!DebugAcceleratorsEnabled())
 144     return;
 145
 146   switch (action) {
 147 #if defined(OS_CHROMEOS)
 148     case DEBUG_ADD_REMOVE_DISPLAY:
 149       Shell::GetInstance()->display_manager()->AddRemoveDisplay();
 150       break;
 151     case DEBUG_TOGGLE_UNIFIED_DESKTOP:
 152       Shell::GetInstance()->display_manager()->SetUnifiedDesktopEnabled(
 153           !Shell::GetInstance()->display_manager()->unified_desktop_enabled());
 154       break;
 155 #endif
 156     case DEBUG_PRINT_LAYER_HIERARCHY:
 157       HandlePrintLayerHierarchy();
 158       break;
 159     case DEBUG_PRINT_VIEW_HIERARCHY:
 160       HandlePrintViewHierarchy();
 161       break;
 162     case DEBUG_PRINT_WINDOW_HIERARCHY:
 163       HandlePrintWindowHierarchy();
 164       break;
 165     case DEBUG_TOGGLE_DESKTOP_BACKGROUND_MODE:
 166       HandleToggleDesktopBackgroundMode();
 167       break;
 168     case DEBUG_TOGGLE_DEVICE_SCALE_FACTOR:
 169       Shell::GetInstance()->display_manager()->ToggleDisplayScaleFactor();
 170       break;
 171     case DEBUG_TOGGLE_ROOT_WINDOW_FULL_SCREEN:
 172       Shell::GetPrimaryRootWindowController()->ash_host()->ToggleFullScreen();
 173       break;
 174     case DEBUG_TOGGLE_SHOW_DEBUG_BORDERS:
 175       ToggleShowDebugBorders();
 176       break;
 177     case DEBUG_TOGGLE_SHOW_FPS_COUNTER:
 178       ToggleShowFpsCounter();
 179       break;
 180     case DEBUG_TOGGLE_SHOW_PAINT_RECTS:
 181       ToggleShowPaintRects();
 182       break;
 183     default:
 184       break;
 185   }
 186 }
 187
 188 }  // namespace debug
 189 }  // namespace ash