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- // 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/display/screen_position_controller.h"
- #include <memory>
- #include "ash/public/cpp/shell_window_ids.h"
- #include "ash/public/cpp/test/shell_test_api.h"
- #include "ash/screen_util.h"
- #include "ash/shell.h"
- #include "ash/test/ash_test_base.h"
- #include "base/run_loop.h"
- #include "ui/aura/env.h"
- #include "ui/aura/test/test_window_delegate.h"
- #include "ui/aura/window.h"
- #include "ui/aura/window_tracker.h"
- #include "ui/aura/window_tree_host.h"
- #include "ui/base/layout.h"
- #include "ui/display/display_layout.h"
- #include "ui/display/display_switches.h"
- #include "ui/display/manager/display_manager.h"
- #include "ui/display/screen.h"
- #include "ui/display/test/display_manager_test_api.h"
- #include "ui/events/test/event_generator.h"
- namespace ash {
- namespace {
- ScreenPositionController* GetScreenPositionController() {
- return ShellTestApi().screen_position_controller();
- }
- class ScreenPositionControllerTest : public AshTestBase {
- public:
- ScreenPositionControllerTest() = default;
- ScreenPositionControllerTest(const ScreenPositionControllerTest&) = delete;
- ScreenPositionControllerTest& operator=(const ScreenPositionControllerTest&) =
- delete;
- ~ScreenPositionControllerTest() override = default;
- void SetUp() override {
- AshTestBase::SetUp();
- window_ = std::make_unique<aura::Window>(&window_delegate_);
- window_->SetType(aura::client::WINDOW_TYPE_NORMAL);
- window_->Init(ui::LAYER_NOT_DRAWN);
- ParentWindowInPrimaryRootWindow(window_.get());
- window_->SetId(1);
- }
- void TearDown() override {
- window_.reset();
- AshTestBase::TearDown();
- }
- // Converts a point (x, y) in host window's coordinate to screen and
- // returns its string representation.
- std::string ConvertHostPointToScreen(int x, int y) const {
- gfx::Point point(x, y);
- GetScreenPositionController()->ConvertHostPointToScreen(
- window_->GetRootWindow(), &point);
- return point.ToString();
- }
- void SetSecondaryDisplayLayout(display::DisplayPlacement::Position position) {
- std::unique_ptr<display::DisplayLayout> layout(
- display_manager()->GetCurrentDisplayLayout().Copy());
- layout->placement_list[0].position = position;
- display_manager()->SetLayoutForCurrentDisplays(std::move(layout));
- }
- protected:
- std::unique_ptr<aura::Window> window_;
- aura::test::TestWindowDelegate window_delegate_;
- };
- } // namespace
- TEST_F(ScreenPositionControllerTest, ConvertHostPointToScreen) {
- // Make sure that the point is in host coordinates. (crbug.com/521919)
- UpdateDisplay("100+100-200x190,100+300-200x190");
- // The point 150,210 should be in host coords, and detected as outside.
- EXPECT_EQ("350,10", ConvertHostPointToScreen(150, 210));
- UpdateDisplay("100+100-200x190,100+500-200x190");
- aura::Window::Windows root_windows = Shell::Get()->GetAllRootWindows();
- EXPECT_EQ(
- "100,100",
- root_windows[0]->GetHost()->GetBoundsInPixels().origin().ToString());
- EXPECT_EQ("200x190",
- root_windows[0]->GetHost()->GetBoundsInPixels().size().ToString());
- EXPECT_EQ(
- "100,500",
- root_windows[1]->GetHost()->GetBoundsInPixels().origin().ToString());
- EXPECT_EQ("200x190",
- root_windows[1]->GetHost()->GetBoundsInPixels().size().ToString());
- const gfx::Point window_pos(100, 100);
- window_->SetBoundsInScreen(
- gfx::Rect(window_pos, gfx::Size(100, 100)),
- display::Screen::GetScreen()->GetDisplayNearestPoint(window_pos));
- SetSecondaryDisplayLayout(display::DisplayPlacement::RIGHT);
- // The point is on the primary root window.
- EXPECT_EQ("50,50", ConvertHostPointToScreen(50, 50));
- // The point is out of the all root windows.
- EXPECT_EQ("250,250", ConvertHostPointToScreen(250, 250));
- // The point is on the secondary display.
- EXPECT_EQ("250,0", ConvertHostPointToScreen(50, 400));
- SetSecondaryDisplayLayout(display::DisplayPlacement::BOTTOM);
- // The point is on the primary root window.
- EXPECT_EQ("50,50", ConvertHostPointToScreen(50, 50));
- // The point is out of the all root windows.
- EXPECT_EQ("250,250", ConvertHostPointToScreen(250, 250));
- // The point is on the secondary display.
- EXPECT_EQ("50,190", ConvertHostPointToScreen(50, 400));
- SetSecondaryDisplayLayout(display::DisplayPlacement::LEFT);
- // The point is on the primary root window.
- EXPECT_EQ("50,50", ConvertHostPointToScreen(50, 50));
- // The point is out of the all root windows.
- EXPECT_EQ("250,250", ConvertHostPointToScreen(250, 250));
- // The point is on the secondary display.
- EXPECT_EQ("-150,0", ConvertHostPointToScreen(50, 400));
- SetSecondaryDisplayLayout(display::DisplayPlacement::TOP);
- // The point is on the primary root window.
- EXPECT_EQ("50,50", ConvertHostPointToScreen(50, 50));
- // The point is out of the all root windows.
- EXPECT_EQ("250,250", ConvertHostPointToScreen(250, 250));
- // The point is on the secondary display.
- EXPECT_EQ("50,-190", ConvertHostPointToScreen(50, 400));
- SetSecondaryDisplayLayout(display::DisplayPlacement::RIGHT);
- const gfx::Point window_pos2(300, 100);
- window_->SetBoundsInScreen(
- gfx::Rect(window_pos2, gfx::Size(100, 100)),
- display::Screen::GetScreen()->GetDisplayNearestPoint(window_pos2));
- // The point is on the secondary display.
- EXPECT_EQ("250,50", ConvertHostPointToScreen(50, 50));
- // The point is out of the all root windows.
- EXPECT_EQ("450,250", ConvertHostPointToScreen(250, 250));
- // The point is on the primary root window.
- EXPECT_EQ("50,0", ConvertHostPointToScreen(50, -400));
- SetSecondaryDisplayLayout(display::DisplayPlacement::BOTTOM);
- // The point is on the secondary display.
- EXPECT_EQ("50,240", ConvertHostPointToScreen(50, 50));
- // The point is out of the all root windows.
- EXPECT_EQ("250,440", ConvertHostPointToScreen(250, 250));
- // The point is on the primary root window.
- EXPECT_EQ("50,0", ConvertHostPointToScreen(50, -400));
- SetSecondaryDisplayLayout(display::DisplayPlacement::LEFT);
- // The point is on the secondary display.
- EXPECT_EQ("-150,50", ConvertHostPointToScreen(50, 50));
- // The point is out of the all root windows.
- EXPECT_EQ("50,250", ConvertHostPointToScreen(250, 250));
- // The point is on the primary root window.
- EXPECT_EQ("50,0", ConvertHostPointToScreen(50, -400));
- SetSecondaryDisplayLayout(display::DisplayPlacement::TOP);
- // The point is on the secondary display.
- EXPECT_EQ("50,-140", ConvertHostPointToScreen(50, 50));
- // The point is out of the all root windows.
- EXPECT_EQ("250,60", ConvertHostPointToScreen(250, 250));
- // The point is on the primary root window.
- EXPECT_EQ("50,0", ConvertHostPointToScreen(50, -400));
- }
- TEST_F(ScreenPositionControllerTest, ConvertHostPointToScreenHiDPI) {
- UpdateDisplay("50+50-200x190*2,50+300-300x290");
- aura::Window::Windows root_windows = Shell::Get()->GetAllRootWindows();
- EXPECT_EQ("50,50 200x190",
- root_windows[0]->GetHost()->GetBoundsInPixels().ToString());
- EXPECT_EQ("50,300 300x290",
- root_windows[1]->GetHost()->GetBoundsInPixels().ToString());
- // Put |window_| to the primary 2x display.
- window_->SetBoundsInScreen(gfx::Rect(20, 20, 50, 50),
- display::Screen::GetScreen()->GetPrimaryDisplay());
- // (30, 30) means the host coordinate, so the point is still on the primary
- // root window. Since it's 2x, the specified native point was halved.
- EXPECT_EQ("15,15", ConvertHostPointToScreen(30, 30));
- // Similar to above but the point is out of the all root windows.
- EXPECT_EQ("200,200", ConvertHostPointToScreen(400, 400));
- // Similar to above but the point is on the first display.
- EXPECT_EQ("100,15", ConvertHostPointToScreen(200, 30));
- // On secondary display. The position on the 2nd host window is (100,95)
- // and the relative position is (150, 100).
- EXPECT_EQ("250,195", ConvertHostPointToScreen(150, 450));
- // At the edge but still in the primary display. Remaining of the primary
- // display is (50, 50) but adding ~100 since it's 2x-display.
- EXPECT_EQ("79,79", ConvertHostPointToScreen(158, 158));
- // At the edge of the secondary display.
- EXPECT_EQ("80,80", ConvertHostPointToScreen(160, 160));
- }
- TEST_F(ScreenPositionControllerTest, ConvertHostPointToScreenRotate) {
- // 1st display is rotated 90 clockise, and 2nd display is rotated
- // 270 clockwise.
- UpdateDisplay("100+100-200x190/r,100+500-200x190/l");
- // Put |window_| to the 1st.
- window_->SetBoundsInScreen(gfx::Rect(20, 20, 50, 50),
- display::Screen::GetScreen()->GetPrimaryDisplay());
- // The point is on the 1st host.
- EXPECT_EQ("70,150", ConvertHostPointToScreen(50, 70));
- // The point is out of the host windows.
- EXPECT_EQ("250,-50", ConvertHostPointToScreen(250, 250));
- // The point is on the 2nd host. Point on 2nd host (30,150) -
- // rotate 270 clockwise -> (149, 30) - layout [+(200,0)] -> (349,30).
- EXPECT_EQ("330,30", ConvertHostPointToScreen(30, 450));
- // Move |window_| to the 2nd.
- window_->SetBoundsInScreen(
- gfx::Rect(300, 20, 50, 50),
- display::test::DisplayManagerTestApi(display_manager())
- .GetSecondaryDisplay());
- aura::Window::Windows root_windows = Shell::Get()->GetAllRootWindows();
- EXPECT_EQ(root_windows[1], window_->GetRootWindow());
- // The point is on the 2nd host. (50,70) on 2n host -
- // roatate 270 clockwise -> (129,50) -layout [+(200,0)] -> (329,50)
- EXPECT_EQ("310,50", ConvertHostPointToScreen(50, 70));
- // The point is out of the host windows.
- EXPECT_EQ("430,50", ConvertHostPointToScreen(50, -50));
- // The point is on the 2nd host. Point on 2nd host (50,50) -
- // rotate 90 clockwise -> (50, 149)
- EXPECT_EQ("50,150", ConvertHostPointToScreen(50, -350));
- }
- TEST_F(ScreenPositionControllerTest, ConvertHostPointToScreenZoomScale) {
- // 1st display is 2x density with 1.5 UI scale.
- UpdateDisplay("100+100-200x190*2@0.8,100+500-200x190");
- // Put |window_| to the 1st.
- window_->SetBoundsInScreen(gfx::Rect(20, 20, 50, 50),
- display::Screen::GetScreen()->GetPrimaryDisplay());
- // The point is on the 1st host.
- EXPECT_EQ("37,37", ConvertHostPointToScreen(60, 60));
- // The point is out of the host windows.
- EXPECT_EQ("37,187", ConvertHostPointToScreen(60, 300));
- // The point is on the 2nd host. Point on 2nd host (60,150) -
- // - screen [+(150,0)]
- EXPECT_EQ("185,50", ConvertHostPointToScreen(60, 450));
- // Move |window_| to the 2nd.
- window_->SetBoundsInScreen(
- gfx::Rect(300, 20, 50, 50),
- display::test::DisplayManagerTestApi(display_manager())
- .GetSecondaryDisplay());
- aura::Window::Windows root_windows = Shell::Get()->GetAllRootWindows();
- EXPECT_EQ(root_windows[1], window_->GetRootWindow());
- // The point is on the 2nd host. (50,70) - ro
- EXPECT_EQ("185,70", ConvertHostPointToScreen(60, 70));
- // The point is out of the host windows.
- EXPECT_EQ("185,-50", ConvertHostPointToScreen(60, -50));
- // The point is on the 2nd host. Point on 1nd host (60, 60)
- // 1/2 * 1 / 0.8 = (45,45)
- EXPECT_EQ("37,37", ConvertHostPointToScreen(60, -340));
- }
- namespace {
- // EventHandler which tracks whether it got any MouseEvents whose location could
- // not be converted to screen coordinates.
- class ConvertToScreenEventHandler : public ui::EventHandler {
- public:
- ConvertToScreenEventHandler() : could_convert_to_screen_(true) {
- aura::Env::GetInstance()->AddPreTargetHandler(this);
- }
- ConvertToScreenEventHandler(const ConvertToScreenEventHandler&) = delete;
- ConvertToScreenEventHandler& operator=(const ConvertToScreenEventHandler&) =
- delete;
- ~ConvertToScreenEventHandler() override {
- aura::Env::GetInstance()->RemovePreTargetHandler(this);
- }
- bool could_convert_to_screen() const { return could_convert_to_screen_; }
- private:
- void OnMouseEvent(ui::MouseEvent* event) override {
- if (event->type() == ui::ET_MOUSE_CAPTURE_CHANGED)
- return;
- aura::Window* root =
- static_cast<aura::Window*>(event->target())->GetRootWindow();
- if (!aura::client::GetScreenPositionClient(root))
- could_convert_to_screen_ = false;
- }
- bool could_convert_to_screen_;
- };
- } // namespace
- // Test that events are only dispatched when a ScreenPositionClient is available
- // to convert the event to screen coordinates. The ScreenPositionClient is
- // detached from the root window prior to the root window being destroyed. Test
- // that no events are dispatched at this time.
- TEST_F(ScreenPositionControllerTest,
- ConvertToScreenWhileRemovingSecondaryDisplay) {
- UpdateDisplay("600x500,600x500");
- base::RunLoop().RunUntilIdle();
- // Create a window on the secondary display.
- window_->SetBoundsInScreen(
- gfx::Rect(600, 0, 400, 400),
- display::test::DisplayManagerTestApi(display_manager())
- .GetSecondaryDisplay());
- // Move the mouse cursor over |window_|. Synthetic mouse moves are dispatched
- // asynchronously when a window which contains the mouse cursor is destroyed.
- // We want to check that none of these synthetic events are dispatched after
- // ScreenPositionClient has been detached from the root window.
- GetEventGenerator()->MoveMouseTo(800, 200);
- EXPECT_TRUE(window_->GetBoundsInScreen().Contains(
- aura::Env::GetInstance()->last_mouse_location()));
- aura::Window::Windows root_windows = Shell::Get()->GetAllRootWindows();
- aura::WindowTracker tracker;
- tracker.Add(root_windows[1]);
- std::unique_ptr<ConvertToScreenEventHandler> event_handler(
- new ConvertToScreenEventHandler);
- // Remove the secondary monitor.
- UpdateDisplay("600x500");
- // The secondary root window is not immediately destroyed.
- EXPECT_TRUE(tracker.Contains(root_windows[1]));
- base::RunLoop().RunUntilIdle();
- // Check that we waited long enough and that the secondary root window was
- // destroyed.
- EXPECT_FALSE(tracker.Contains(root_windows[1]));
- // Check that we could convert all of the mouse events we got to screen
- // coordinates.
- EXPECT_TRUE(event_handler->could_convert_to_screen());
- }
- } // namespace ash
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