chrome/browser/ui/views/apps/shaped_app_window_targeter_unittest.cc

   1 // Copyright 2014 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 "chrome/browser/ui/views/apps/shaped_app_window_targeter.h"
   6
   7 #include "apps/ui/views/app_window_frame_view.h"
   8 #include "chrome/browser/ui/views/apps/chrome_native_app_window_views_aura.h"
   9 #include "ui/aura/test/aura_test_base.h"
  10 #include "ui/aura/window.h"
  11 #include "ui/aura/window_event_dispatcher.h"
  12 #include "ui/events/event_utils.h"
  13 #include "ui/views/controls/webview/webview.h"
  14 #include "ui/wm/core/default_activation_client.h"
  15 #include "ui/wm/core/easy_resize_window_targeter.h"
  16
  17 class ShapedAppWindowTargeterTest : public aura::test::AuraTestBase {
  18  public:
  19   ShapedAppWindowTargeterTest()
  20       : web_view_(NULL) {
  21   }
  22
  23   ~ShapedAppWindowTargeterTest() override {}
  24
  25   views::Widget* widget() { return widget_.get(); }
  26
  27   extensions::NativeAppWindow* app_window() { return &app_window_; }
  28   ChromeNativeAppWindowViewsAura* app_window_views() { return &app_window_; }
  29
  30  protected:
  31   void SetUp() override {
  32     aura::test::AuraTestBase::SetUp();
  33     new wm::DefaultActivationClient(root_window());
  34     widget_.reset(new views::Widget);
  35     views::Widget::InitParams params(views::Widget::InitParams::TYPE_WINDOW);
  36     params.remove_standard_frame = true;
  37     params.bounds = gfx::Rect(30, 30, 100, 100);
  38     params.context = root_window();
  39     params.ownership = views::Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
  40     widget_->Init(params);
  41
  42     app_window_.set_web_view_for_testing(&web_view_);
  43     app_window_.set_window_for_testing(widget_.get());
  44
  45     widget_->Show();
  46   }
  47
  48   void TearDown() override {
  49     widget_.reset();
  50     aura::test::AuraTestBase::TearDown();
  51   }
  52
  53  private:
  54   views::WebView web_view_;
  55   scoped_ptr<views::Widget> widget_;
  56   ChromeNativeAppWindowViewsAura app_window_;
  57
  58   DISALLOW_COPY_AND_ASSIGN(ShapedAppWindowTargeterTest);
  59 };
  60
  61 TEST_F(ShapedAppWindowTargeterTest, HitTestBasic) {
  62   aura::Window* window = widget()->GetNativeWindow();
  63   {
  64     // Without any custom shapes, the event should be targeted correctly to the
  65     // window.
  66     ui::MouseEvent move(ui::ET_MOUSE_MOVED, gfx::Point(40, 40),
  67                         gfx::Point(40, 40), ui::EventTimeForNow(), ui::EF_NONE,
  68                         ui::EF_NONE);
  69     ui::EventDispatchDetails details =
  70         event_processor()->OnEventFromSource(&move);
  71     ASSERT_FALSE(details.dispatcher_destroyed);
  72     EXPECT_EQ(window, move.target());
  73   }
  74
  75   scoped_ptr<SkRegion> region(new SkRegion);
  76   region->op(SkIRect::MakeXYWH(0, 0, 0, 0), SkRegion::kUnion_Op);
  77   app_window()->UpdateShape(region.Pass());
  78   {
  79     // With an empty custom shape, all events within the window should fall
  80     // through to the root window.
  81     ui::MouseEvent move(ui::ET_MOUSE_MOVED, gfx::Point(40, 40),
  82                         gfx::Point(40, 40), ui::EventTimeForNow(), ui::EF_NONE,
  83                         ui::EF_NONE);
  84     ui::EventDispatchDetails details =
  85         event_processor()->OnEventFromSource(&move);
  86     ASSERT_FALSE(details.dispatcher_destroyed);
  87     EXPECT_EQ(root_window(), move.target());
  88   }
  89
  90   // Window shape (global coordinates)
  91   //    30       70    90        130
  92   //  30 +        +-----+
  93   //       .      |     |             <- mouse move (40,40)
  94   //  70 +--------+     +---------+
  95   //     |           .            |   <- mouse move (80,80)
  96   //  90 +--------+     +---------+
  97   //              |     |
  98   // 130          +-----+
  99   region.reset(new SkRegion);
 100   region->op(SkIRect::MakeXYWH(40, 0, 20, 100), SkRegion::kUnion_Op);
 101   region->op(SkIRect::MakeXYWH(0, 40, 100, 20), SkRegion::kUnion_Op);
 102   app_window()->UpdateShape(region.Pass());
 103   {
 104     // With the custom shape, the events that don't fall within the custom shape
 105     // will go through to the root window.
 106     ui::MouseEvent move(ui::ET_MOUSE_MOVED, gfx::Point(40, 40),
 107                         gfx::Point(40, 40), ui::EventTimeForNow(), ui::EF_NONE,
 108                         ui::EF_NONE);
 109     ui::EventDispatchDetails details =
 110         event_processor()->OnEventFromSource(&move);
 111     ASSERT_FALSE(details.dispatcher_destroyed);
 112     EXPECT_EQ(root_window(), move.target());
 113
 114     // But events within the shape will still reach the window.
 115     ui::MouseEvent move2(ui::ET_MOUSE_MOVED, gfx::Point(80, 80),
 116                          gfx::Point(80, 80), ui::EventTimeForNow(), ui::EF_NONE,
 117                          ui::EF_NONE);
 118     details = event_processor()->OnEventFromSource(&move2);
 119     ASSERT_FALSE(details.dispatcher_destroyed);
 120     EXPECT_EQ(window, move2.target());
 121   }
 122 }
 123
 124 TEST_F(ShapedAppWindowTargeterTest, HitTestOnlyForShapedWindow) {
 125   // Install a window-targeter on the root window that allows a window to
 126   // receive events outside of its bounds. Verify that this window-targeter is
 127   // active unless the window has a custom shape.
 128   gfx::Insets inset(-30, -30, -30, -30);
 129   root_window()->SetEventTargeter(scoped_ptr<ui::EventTargeter>(
 130       new wm::EasyResizeWindowTargeter(root_window(), inset, inset)));
 131
 132   aura::Window* window = widget()->GetNativeWindow();
 133   {
 134     // Without any custom shapes, an event within the window bounds should be
 135     // targeted correctly to the window.
 136     ui::MouseEvent move(ui::ET_MOUSE_MOVED, gfx::Point(40, 40),
 137                         gfx::Point(40, 40), ui::EventTimeForNow(), ui::EF_NONE,
 138                         ui::EF_NONE);
 139     ui::EventDispatchDetails details =
 140         event_processor()->OnEventFromSource(&move);
 141     ASSERT_FALSE(details.dispatcher_destroyed);
 142     EXPECT_EQ(window, move.target());
 143   }
 144   {
 145     // Without any custom shapes, an event that falls just outside the window
 146     // bounds should also be targeted correctly to the window, because of the
 147     // targeter installed on the root-window.
 148     ui::MouseEvent move(ui::ET_MOUSE_MOVED, gfx::Point(10, 10),
 149                         gfx::Point(10, 10), ui::EventTimeForNow(), ui::EF_NONE,
 150                         ui::EF_NONE);
 151     ui::EventDispatchDetails details =
 152         event_processor()->OnEventFromSource(&move);
 153     ASSERT_FALSE(details.dispatcher_destroyed);
 154     EXPECT_EQ(window, move.target());
 155   }
 156
 157   scoped_ptr<SkRegion> region(new SkRegion);
 158   region->op(SkIRect::MakeXYWH(40, 0, 20, 100), SkRegion::kUnion_Op);
 159   region->op(SkIRect::MakeXYWH(0, 40, 100, 20), SkRegion::kUnion_Op);
 160   app_window()->UpdateShape(region.Pass());
 161   {
 162     // With the custom shape, the events that don't fall within the custom shape
 163     // will go through to the root window.
 164     ui::MouseEvent move(ui::ET_MOUSE_MOVED, gfx::Point(10, 10),
 165                         gfx::Point(10, 10), ui::EventTimeForNow(), ui::EF_NONE,
 166                         ui::EF_NONE);
 167     ui::EventDispatchDetails details =
 168         event_processor()->OnEventFromSource(&move);
 169     ASSERT_FALSE(details.dispatcher_destroyed);
 170     EXPECT_EQ(root_window(), move.target());
 171   }
 172
 173   // Remove the custom shape. This should restore the behaviour of targeting the
 174   // app window for events just outside its bounds.
 175   app_window()->UpdateShape(scoped_ptr<SkRegion>());
 176   {
 177     ui::MouseEvent move(ui::ET_MOUSE_MOVED, gfx::Point(10, 10),
 178                         gfx::Point(10, 10), ui::EventTimeForNow(), ui::EF_NONE,
 179                         ui::EF_NONE);
 180     ui::EventDispatchDetails details =
 181         event_processor()->OnEventFromSource(&move);
 182     ASSERT_FALSE(details.dispatcher_destroyed);
 183     EXPECT_EQ(window, move.target());
 184   }
 185 }
 186
 187 // Tests targeting of events on a window with an EasyResizeWindowTargeter
 188 // installed on its container.
 189 TEST_F(ShapedAppWindowTargeterTest, ResizeInsetsWithinBounds) {
 190   aura::Window* window = widget()->GetNativeWindow();
 191   {
 192     // An event in the center of the window should always have
 193     // |window| as its target.
 194     ui::MouseEvent move(ui::ET_MOUSE_MOVED, gfx::Point(80, 80),
 195                         gfx::Point(80, 80), ui::EventTimeForNow(), ui::EF_NONE,
 196                         ui::EF_NONE);
 197     ui::EventDispatchDetails details =
 198         event_processor()->OnEventFromSource(&move);
 199     ASSERT_FALSE(details.dispatcher_destroyed);
 200     EXPECT_EQ(window, move.target());
 201   }
 202   {
 203     // Without an EasyResizeTargeter on the container, an event
 204     // inside the window and within 5px of an edge should have
 205     // |window| as its target.
 206     ui::MouseEvent move(ui::ET_MOUSE_MOVED, gfx::Point(32, 37),
 207                         gfx::Point(32, 37), ui::EventTimeForNow(), ui::EF_NONE,
 208                         ui::EF_NONE);
 209     ui::EventDispatchDetails details =
 210         event_processor()->OnEventFromSource(&move);
 211     ASSERT_FALSE(details.dispatcher_destroyed);
 212     EXPECT_EQ(window, move.target());
 213   }
 214
 215 #if !defined(OS_CHROMEOS)
 216   // The non standard app frame has a easy resize targetter installed.
 217   scoped_ptr<apps::AppWindowFrameView> frame(
 218       app_window_views()->CreateNonStandardAppFrame());
 219   {
 220     // Ensure that the window has an event targeter (there should be an
 221     // EasyResizeWindowTargeter installed).
 222     EXPECT_TRUE(static_cast<ui::EventTarget*>(window)->GetEventTargeter());
 223   }
 224   {
 225     // An event in the center of the window should always have
 226     // |window| as its target.
 227     // TODO(mgiuca): This isn't really testing anything (note that it has the
 228     // same expectation as the border case below). In the real environment, the
 229     // target will actually be the RenderWidgetHostViewAura's window that is the
 230     // child of the child of |window|, whereas in the border case it *will* be
 231     // |window|. However, since this test environment does not have a
 232     // RenderWidgetHostViewAura, we cannot differentiate the two cases. Fix
 233     // the test environment so that the test can assert that non-border events
 234     // bubble down to a child of |window|.
 235     ui::MouseEvent move(ui::ET_MOUSE_MOVED, gfx::Point(80, 80),
 236                         gfx::Point(80, 80), ui::EventTimeForNow(), ui::EF_NONE,
 237                         ui::EF_NONE);
 238     ui::EventDispatchDetails details =
 239         event_processor()->OnEventFromSource(&move);
 240     ASSERT_FALSE(details.dispatcher_destroyed);
 241     EXPECT_EQ(window, move.target());
 242   }
 243   {
 244     // With an EasyResizeTargeter on the container, an event
 245     // inside the window and within 5px of an edge should have
 246     // |window| as its target.
 247     ui::MouseEvent move(ui::ET_MOUSE_MOVED, gfx::Point(32, 37),
 248                         gfx::Point(32, 37), ui::EventTimeForNow(), ui::EF_NONE,
 249                         ui::EF_NONE);
 250     ui::EventDispatchDetails details =
 251         event_processor()->OnEventFromSource(&move);
 252     ASSERT_FALSE(details.dispatcher_destroyed);
 253     EXPECT_EQ(window, move.target());
 254   }
 255 #endif  // defined (OS_CHROMEOS)
 256 }