ash/test/display_manager_test_api.cc

   1 // Copyright (c) 2012 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/test/display_manager_test_api.h"
   6
   7 #include <vector>
   8
   9 #include "ash/ash_switches.h"
  10 #include "ash/display/display_info.h"
  11 #include "ash/display/display_layout_store.h"
  12 #include "ash/display/display_manager.h"
  13 #include "ash/display/display_util.h"
  14 #include "ash/display/extended_mouse_warp_controller.h"
  15 #include "ash/display/mouse_cursor_event_filter.h"
  16 #include "ash/display/unified_mouse_warp_controller.h"
  17 #include "ash/shell.h"
  18 #include "base/command_line.h"
  19 #include "base/strings/string_split.h"
  20 #include "ui/aura/env.h"
  21 #include "ui/aura/window_event_dispatcher.h"
  22 #include "ui/events/test/event_generator.h"
  23 #include "ui/gfx/display.h"
  24
  25 namespace ash {
  26 namespace test {
  27 typedef std::vector<gfx::Display> DisplayList;
  28 typedef DisplayInfo DisplayInfo;
  29 typedef std::vector<DisplayInfo> DisplayInfoList;
  30
  31 namespace {
  32
  33 std::vector<DisplayInfo> CreateDisplayInfoListFromString(
  34     const std::string specs,
  35     DisplayManager* display_manager) {
  36   std::vector<DisplayInfo> display_info_list;
  37   std::vector<std::string> parts = base::SplitString(
  38       specs, ",", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
  39   size_t index = 0;
  40
  41   DisplayManager::DisplayList list =
  42       display_manager->IsInUnifiedMode()
  43           ? display_manager->software_mirroring_display_list()
  44           : display_manager->active_display_list();
  45
  46   for (std::vector<std::string>::const_iterator iter = parts.begin();
  47        iter != parts.end(); ++iter, ++index) {
  48     int64 id = (index < list.size()) ? list[index].id()
  49                                      : gfx::Display::kInvalidDisplayID;
  50     display_info_list.push_back(
  51         DisplayInfo::CreateFromSpecWithID(*iter, id));
  52   }
  53   return display_info_list;
  54 }
  55
  56 }  // namespace
  57
  58 // static
  59 bool DisplayManagerTestApi::TestIfMouseWarpsAt(
  60     ui::test::EventGenerator& event_generator,
  61     const gfx::Point& point_in_screen) {
  62   aura::Window* context = Shell::GetAllRootWindows()[0];
  63   DCHECK(!Shell::GetInstance()->display_manager()->IsInUnifiedMode());
  64   static_cast<ExtendedMouseWarpController*>(
  65       Shell::GetInstance()
  66           ->mouse_cursor_filter()
  67           ->mouse_warp_controller_for_test())
  68       ->allow_non_native_event_for_test();
  69   gfx::Screen* screen = gfx::Screen::GetScreenFor(context);
  70   gfx::Display original_display =
  71       screen->GetDisplayNearestPoint(point_in_screen);
  72   event_generator.MoveMouseTo(point_in_screen);
  73   return original_display.id() !=
  74          screen->GetDisplayNearestPoint(
  75                    aura::Env::GetInstance()->last_mouse_location())
  76              .id();
  77 }
  78
  79 DisplayManagerTestApi::DisplayManagerTestApi()
  80     : display_manager_(Shell::GetInstance()->display_manager()) {}
  81
  82 DisplayManagerTestApi::~DisplayManagerTestApi() {}
  83
  84 void DisplayManagerTestApi::UpdateDisplay(
  85     const std::string& display_specs) {
  86   std::vector<DisplayInfo> display_info_list =
  87       CreateDisplayInfoListFromString(display_specs, display_manager_);
  88   bool is_host_origin_set = false;
  89   for (size_t i = 0; i < display_info_list.size(); ++i) {
  90     const DisplayInfo& display_info = display_info_list[i];
  91     if (display_info.bounds_in_native().origin() != gfx::Point(0, 0)) {
  92       is_host_origin_set = true;
  93       break;
  94     }
  95   }
  96
  97   // On non-testing environment, when a secondary display is connected, a new
  98   // native (i.e. X) window for the display is always created below the
  99   // previous one for GPU performance reasons. Try to emulate the behavior
 100   // unless host origins are explicitly set.
 101   if (!is_host_origin_set) {
 102     // Sart from (1,1) so that windows won't overlap with native mouse cursor.
 103     // See |AshTestBase::SetUp()|.
 104     int next_y = 1;
 105     for (std::vector<DisplayInfo>::iterator iter = display_info_list.begin();
 106          iter != display_info_list.end(); ++iter) {
 107       gfx::Rect bounds(iter->bounds_in_native().size());
 108       bounds.set_x(1);
 109       bounds.set_y(next_y);
 110       next_y += bounds.height();
 111       iter->SetBounds(bounds);
 112     }
 113   }
 114
 115   display_manager_->OnNativeDisplaysChanged(display_info_list);
 116   display_manager_->UpdateInternalDisplayModeListForTest();
 117   display_manager_->RunPendingTasksForTest();
 118 }
 119
 120 int64 DisplayManagerTestApi::SetFirstDisplayAsInternalDisplay() {
 121   const gfx::Display& internal = display_manager_->active_display_list_[0];
 122   SetInternalDisplayId(internal.id());
 123   return gfx::Display::InternalDisplayId();
 124 }
 125
 126 void DisplayManagerTestApi::SetInternalDisplayId(int64 id) {
 127   gfx::Display::SetInternalDisplayId(id);
 128   display_manager_->UpdateInternalDisplayModeListForTest();
 129 }
 130
 131 void DisplayManagerTestApi::DisableChangeDisplayUponHostResize() {
 132   display_manager_->set_change_display_upon_host_resize(false);
 133 }
 134
 135 void DisplayManagerTestApi::SetAvailableColorProfiles(
 136     int64 display_id,
 137     const std::vector<ui::ColorCalibrationProfile>& profiles) {
 138   display_manager_->display_info_[display_id].set_available_color_profiles(
 139       profiles);
 140 }
 141
 142 ScopedDisable125DSFForUIScaling::ScopedDisable125DSFForUIScaling() {
 143   DisplayInfo::SetUse125DSFForUIScalingForTest(false);
 144 }
 145
 146 ScopedDisable125DSFForUIScaling::~ScopedDisable125DSFForUIScaling() {
 147   DisplayInfo::SetUse125DSFForUIScalingForTest(true);
 148 }
 149
 150 ScopedSetInternalDisplayId::ScopedSetInternalDisplayId(int64 id) {
 151   DisplayManagerTestApi().SetInternalDisplayId(id);
 152 }
 153
 154 ScopedSetInternalDisplayId::~ScopedSetInternalDisplayId() {
 155   gfx::Display::SetInternalDisplayId(gfx::Display::kInvalidDisplayID);
 156 }
 157
 158 bool SetDisplayResolution(int64 display_id, const gfx::Size& resolution) {
 159   DisplayManager* display_manager = Shell::GetInstance()->display_manager();
 160   const DisplayInfo& info = display_manager->GetDisplayInfo(display_id);
 161   DisplayMode mode;
 162   if (!GetDisplayModeForResolution(info, resolution, &mode))
 163     return false;
 164   return display_manager->SetDisplayMode(display_id, mode);
 165 }
 166
 167 }  // namespace test
 168 }  // namespace ash