src/ui/views/corewm/compound_event_filter_unittest.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 "ui/views/corewm/compound_event_filter.h"
   6
   7 #include "ui/aura/client/activation_client.h"
   8 #include "ui/aura/client/cursor_client.h"
   9 #include "ui/aura/env.h"
  10 #include "ui/aura/root_window.h"
  11 #include "ui/aura/test/aura_test_base.h"
  12 #include "ui/aura/test/event_generator.h"
  13 #include "ui/aura/test/test_cursor_client.h"
  14 #include "ui/aura/test/test_windows.h"
  15 #include "ui/events/event.h"
  16 #include "ui/events/event_utils.h"
  17
  18 namespace {
  19
  20 base::TimeDelta GetTime() {
  21   return ui::EventTimeForNow();
  22 }
  23
  24 }
  25
  26 namespace views {
  27 namespace corewm {
  28
  29 namespace {
  30
  31 // An event filter that consumes all gesture events.
  32 class ConsumeGestureEventFilter : public ui::EventHandler {
  33  public:
  34   ConsumeGestureEventFilter() {}
  35   virtual ~ConsumeGestureEventFilter() {}
  36
  37  private:
  38   // Overridden from ui::EventHandler:
  39   virtual void OnGestureEvent(ui::GestureEvent* e) OVERRIDE {
  40     e->StopPropagation();
  41   }
  42
  43   DISALLOW_COPY_AND_ASSIGN(ConsumeGestureEventFilter);
  44 };
  45
  46 }  // namespace
  47
  48 typedef aura::test::AuraTestBase CompoundEventFilterTest;
  49
  50 #if defined(OS_CHROMEOS)
  51 // A keypress only hides the cursor on ChromeOS (crbug.com/304296).
  52 TEST_F(CompoundEventFilterTest, CursorVisibilityChange) {
  53   scoped_ptr<CompoundEventFilter> compound_filter(new CompoundEventFilter);
  54   aura::Env::GetInstance()->AddPreTargetHandler(compound_filter.get());
  55   aura::test::TestWindowDelegate delegate;
  56   scoped_ptr<aura::Window> window(CreateTestWindowWithDelegate(&delegate, 1234,
  57       gfx::Rect(5, 5, 100, 100), root_window()));
  58   window->Show();
  59   window->SetCapture();
  60
  61   aura::test::TestCursorClient cursor_client(root_window());
  62
  63   // Send key event to hide the cursor.
  64   ui::KeyEvent key(ui::ET_KEY_PRESSED, ui::VKEY_A, 0, true);
  65   root_window()->AsRootWindowHostDelegate()->OnHostKeyEvent(&key);
  66   EXPECT_FALSE(cursor_client.IsCursorVisible());
  67
  68   // Synthesized mouse event should not show the cursor.
  69   ui::MouseEvent enter(ui::ET_MOUSE_ENTERED, gfx::Point(10, 10),
  70                        gfx::Point(10, 10), 0);
  71   enter.set_flags(enter.flags() | ui::EF_IS_SYNTHESIZED);
  72   root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent(&enter);
  73   EXPECT_FALSE(cursor_client.IsCursorVisible());
  74
  75   ui::MouseEvent move(ui::ET_MOUSE_MOVED, gfx::Point(10, 10),
  76                       gfx::Point(10, 10), 0);
  77   move.set_flags(enter.flags() | ui::EF_IS_SYNTHESIZED);
  78   root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent(&move);
  79   EXPECT_FALSE(cursor_client.IsCursorVisible());
  80
  81   ui::MouseEvent real_move(ui::ET_MOUSE_MOVED, gfx::Point(10, 10),
  82                            gfx::Point(10, 10), 0);
  83   root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent(&real_move);
  84   EXPECT_TRUE(cursor_client.IsCursorVisible());
  85
  86   // Send key event to hide the cursor again.
  87   root_window()->AsRootWindowHostDelegate()->OnHostKeyEvent(&key);
  88   EXPECT_FALSE(cursor_client.IsCursorVisible());
  89
  90   // Mouse synthesized exit event should not show the cursor.
  91   ui::MouseEvent exit(ui::ET_MOUSE_EXITED, gfx::Point(10, 10),
  92                       gfx::Point(10, 10), 0);
  93   exit.set_flags(enter.flags() | ui::EF_IS_SYNTHESIZED);
  94   root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent(&exit);
  95   EXPECT_FALSE(cursor_client.IsCursorVisible());
  96 }
  97
  98 TEST_F(CompoundEventFilterTest, TouchHidesCursor) {
  99   scoped_ptr<CompoundEventFilter> compound_filter(new CompoundEventFilter);
 100   aura::Env::GetInstance()->AddPreTargetHandler(compound_filter.get());
 101   aura::test::TestWindowDelegate delegate;
 102   scoped_ptr<aura::Window> window(CreateTestWindowWithDelegate(&delegate, 1234,
 103       gfx::Rect(5, 5, 100, 100), root_window()));
 104   window->Show();
 105   window->SetCapture();
 106
 107   aura::test::TestCursorClient cursor_client(root_window());
 108
 109   ui::MouseEvent mouse0(ui::ET_MOUSE_MOVED, gfx::Point(10, 10),
 110                         gfx::Point(10, 10), 0);
 111   root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent(&mouse0);
 112   EXPECT_TRUE(cursor_client.IsMouseEventsEnabled());
 113
 114   // This press is required for the GestureRecognizer to associate a target
 115   // with kTouchId
 116   ui::TouchEvent press0(
 117       ui::ET_TOUCH_PRESSED, gfx::Point(90, 90), 1, GetTime());
 118   root_window()->AsRootWindowHostDelegate()->OnHostTouchEvent(&press0);
 119   EXPECT_FALSE(cursor_client.IsMouseEventsEnabled());
 120
 121   ui::TouchEvent move(ui::ET_TOUCH_MOVED, gfx::Point(10, 10), 1, GetTime());
 122   root_window()->AsRootWindowHostDelegate()->OnHostTouchEvent(&move);
 123   EXPECT_FALSE(cursor_client.IsMouseEventsEnabled());
 124
 125   ui::TouchEvent release(
 126       ui::ET_TOUCH_RELEASED, gfx::Point(10, 10), 1, GetTime());
 127   root_window()->AsRootWindowHostDelegate()->OnHostTouchEvent(&release);
 128   EXPECT_FALSE(cursor_client.IsMouseEventsEnabled());
 129
 130   ui::MouseEvent mouse1(ui::ET_MOUSE_MOVED, gfx::Point(10, 10),
 131                         gfx::Point(10, 10), 0);
 132   // Move the cursor again. The cursor should be visible.
 133   root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent(&mouse1);
 134   EXPECT_TRUE(cursor_client.IsMouseEventsEnabled());
 135
 136   // Now activate the window and press on it again.
 137   ui::TouchEvent press1(
 138       ui::ET_TOUCH_PRESSED, gfx::Point(90, 90), 1, GetTime());
 139   aura::client::GetActivationClient(
 140       root_window())->ActivateWindow(window.get());
 141   root_window()->AsRootWindowHostDelegate()->OnHostTouchEvent(&press1);
 142   EXPECT_FALSE(cursor_client.IsMouseEventsEnabled());
 143   aura::Env::GetInstance()->RemovePreTargetHandler(compound_filter.get());
 144 }
 145 #endif
 146
 147 // Tests that if an event filter consumes a gesture, then it doesn't focus the
 148 // window.
 149 TEST_F(CompoundEventFilterTest, FilterConsumedGesture) {
 150   scoped_ptr<CompoundEventFilter> compound_filter(new CompoundEventFilter);
 151   scoped_ptr<ui::EventHandler> gesure_handler(new ConsumeGestureEventFilter);
 152   compound_filter->AddHandler(gesure_handler.get());
 153   aura::Env::GetInstance()->AddPreTargetHandler(compound_filter.get());
 154   aura::test::TestWindowDelegate delegate;
 155   DCHECK(root_window());
 156   scoped_ptr<aura::Window> window(CreateTestWindowWithDelegate(&delegate, 1234,
 157       gfx::Rect(5, 5, 100, 100), root_window()));
 158   window->Show();
 159
 160   EXPECT_TRUE(window->CanFocus());
 161   EXPECT_FALSE(window->HasFocus());
 162
 163   // Tap on the window should not focus it since the filter will be consuming
 164   // the gestures.
 165   aura::test::EventGenerator generator(root_window(), gfx::Point(50, 50));
 166   generator.PressTouch();
 167   EXPECT_FALSE(window->HasFocus());
 168
 169   compound_filter->RemoveHandler(gesure_handler.get());
 170   aura::Env::GetInstance()->AddPreTargetHandler(compound_filter.get());
 171 }
 172
 173 // Verifies we don't attempt to hide the mouse when the mouse is down and a
 174 // touch event comes in.
 175 TEST_F(CompoundEventFilterTest, DontHideWhenMouseDown) {
 176   aura::test::EventGenerator event_generator(root_window());
 177
 178   scoped_ptr<CompoundEventFilter> compound_filter(new CompoundEventFilter);
 179   aura::Env::GetInstance()->AddPreTargetHandler(compound_filter.get());
 180   aura::test::TestWindowDelegate delegate;
 181   scoped_ptr<aura::Window> window(CreateTestWindowWithDelegate(&delegate, 1234,
 182       gfx::Rect(5, 5, 100, 100), root_window()));
 183   window->Show();
 184
 185   aura::test::TestCursorClient cursor_client(root_window());
 186
 187   // Move and press the mouse over the window.
 188   event_generator.MoveMouseTo(10, 10);
 189   EXPECT_TRUE(cursor_client.IsMouseEventsEnabled());
 190   event_generator.PressLeftButton();
 191   EXPECT_TRUE(cursor_client.IsMouseEventsEnabled());
 192   EXPECT_TRUE(aura::Env::GetInstance()->IsMouseButtonDown());
 193
 194   // Do a touch event. As the mouse button is down this should not disable mouse
 195   // events.
 196   event_generator.PressTouch();
 197   EXPECT_TRUE(cursor_client.IsMouseEventsEnabled());
 198   aura::Env::GetInstance()->RemovePreTargetHandler(compound_filter.get());
 199 }
 200
 201 }  // namespace corewm
 202 }  // namespace views