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// Copyright 2014 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/wm/window_state.h"
#include "ash/screen_util.h"
#include "ash/shell.h"
#include "ash/test/ash_test_base.h"
#include "ash/wm/window_state.h"
#include "ash/wm/wm_event.h"
#include "ui/aura/test/test_window_delegate.h"
#include "ui/aura/window.h"
namespace ash {
namespace wm {
typedef test::AshTestBase WindowStateTest;
// Test that a window gets properly snapped to the display's edges in a
// multi monitor environment.
TEST_F(WindowStateTest, SnapWindowBasic) {
if (!SupportsMultipleDisplays())
return;
UpdateDisplay("0+0-500x400, 0+500-600x400");
const gfx::Rect kPrimaryDisplayWorkAreaBounds =
ash::Shell::GetScreen()->GetPrimaryDisplay().work_area();
const gfx::Rect kSecondaryDisplayWorkAreaBounds =
ScreenUtil::GetSecondaryDisplay().work_area();
scoped_ptr<aura::Window> window(
CreateTestWindowInShellWithBounds(gfx::Rect(100, 100, 100, 100)));
wm::WindowState* window_state = wm::GetWindowState(window.get());
const wm::WMEvent snap_left(wm::WM_EVENT_SNAP_LEFT);
window_state->OnWMEvent(&snap_left);
gfx::Rect expected = gfx::Rect(
kPrimaryDisplayWorkAreaBounds.x(),
kPrimaryDisplayWorkAreaBounds.y(),
kPrimaryDisplayWorkAreaBounds.width() / 2,
kPrimaryDisplayWorkAreaBounds.height());
EXPECT_EQ(expected.ToString(), window->GetBoundsInScreen().ToString());
const wm::WMEvent snap_right(wm::WM_EVENT_SNAP_RIGHT);
window_state->OnWMEvent(&snap_right);
expected.set_x(kPrimaryDisplayWorkAreaBounds.right() - expected.width());
EXPECT_EQ(expected.ToString(), window->GetBoundsInScreen().ToString());
// Move the window to the secondary display.
window->SetBoundsInScreen(gfx::Rect(600, 0, 100, 100),
ScreenUtil::GetSecondaryDisplay());
window_state->OnWMEvent(&snap_right);
expected = gfx::Rect(
kSecondaryDisplayWorkAreaBounds.x() +
kSecondaryDisplayWorkAreaBounds.width() / 2,
kSecondaryDisplayWorkAreaBounds.y(),
kSecondaryDisplayWorkAreaBounds.width() / 2,
kSecondaryDisplayWorkAreaBounds.height());
EXPECT_EQ(expected.ToString(), window->GetBoundsInScreen().ToString());
window_state->OnWMEvent(&snap_left);
expected.set_x(kSecondaryDisplayWorkAreaBounds.x());
EXPECT_EQ(expected.ToString(), window->GetBoundsInScreen().ToString());
}
// Test how the minimum and maximum size specified by the aura::WindowDelegate
// affect snapping.
TEST_F(WindowStateTest, SnapWindowMinimumSize) {
if (!SupportsHostWindowResize())
return;
UpdateDisplay("0+0-600x900");
const gfx::Rect kWorkAreaBounds =
ash::Shell::GetScreen()->GetPrimaryDisplay().work_area();
aura::test::TestWindowDelegate delegate;
scoped_ptr<aura::Window> window(CreateTestWindowInShellWithDelegate(
&delegate, -1, gfx::Rect(0, 100, kWorkAreaBounds.width() - 1, 100)));
// It should be possible to snap a window with a minimum size.
delegate.set_minimum_size(gfx::Size(kWorkAreaBounds.width() - 1, 0));
wm::WindowState* window_state = wm::GetWindowState(window.get());
EXPECT_TRUE(window_state->CanSnap());
const wm::WMEvent snap_right(wm::WM_EVENT_SNAP_RIGHT);
window_state->OnWMEvent(&snap_right);
gfx::Rect expected = gfx::Rect(kWorkAreaBounds.x() + 1,
kWorkAreaBounds.y(),
kWorkAreaBounds.width() - 1,
kWorkAreaBounds.height());
EXPECT_EQ(expected.ToString(), window->GetBoundsInScreen().ToString());
// It should not be possible to snap a window with a maximum size.
delegate.set_minimum_size(gfx::Size());
delegate.set_maximum_size(gfx::Size(kWorkAreaBounds.width() - 1, INT_MAX));
EXPECT_FALSE(window_state->CanSnap());
}
// Test that setting the bounds of a snapped window keeps its snapped.
TEST_F(WindowStateTest, SnapWindowSetBounds) {
if (!SupportsHostWindowResize())
return;
UpdateDisplay("0+0-900x600");
const gfx::Rect kWorkAreaBounds =
ash::Shell::GetScreen()->GetPrimaryDisplay().work_area();
scoped_ptr<aura::Window> window(
CreateTestWindowInShellWithBounds(gfx::Rect(100, 100, 100, 100)));
wm::WindowState* window_state = wm::GetWindowState(window.get());
const wm::WMEvent snap_left(wm::WM_EVENT_SNAP_LEFT);
window_state->OnWMEvent(&snap_left);
EXPECT_EQ(WINDOW_STATE_TYPE_LEFT_SNAPPED, window_state->GetStateType());
gfx::Rect expected = gfx::Rect(kWorkAreaBounds.x(),
kWorkAreaBounds.y(),
kWorkAreaBounds.width() / 2,
kWorkAreaBounds.height());
EXPECT_EQ(expected.ToString(), window->GetBoundsInScreen().ToString());
// Snapped windows can have any width.
expected.set_width(500);
window->SetBounds(gfx::Rect(10, 10, 500, 300));
EXPECT_EQ(expected.ToString(), window->GetBoundsInScreen().ToString());
EXPECT_EQ(WINDOW_STATE_TYPE_LEFT_SNAPPED, window_state->GetStateType());
}
// Test that snapping left/right preserves the restore bounds.
TEST_F(WindowStateTest, RestoreBounds) {
scoped_ptr<aura::Window> window(
CreateTestWindowInShellWithBounds(gfx::Rect(100, 100, 100, 100)));
wm::WindowState* window_state = wm::GetWindowState(window.get());
EXPECT_TRUE(window_state->IsNormalStateType());
// 1) Start with restored window with restore bounds set.
gfx::Rect restore_bounds = window->GetBoundsInScreen();
restore_bounds.set_width(restore_bounds.width() + 1);
window_state->SetRestoreBoundsInScreen(restore_bounds);
const wm::WMEvent snap_left(wm::WM_EVENT_SNAP_LEFT);
window_state->OnWMEvent(&snap_left);
const wm::WMEvent snap_right(wm::WM_EVENT_SNAP_RIGHT);
window_state->OnWMEvent(&snap_right);
EXPECT_NE(restore_bounds.ToString(), window->GetBoundsInScreen().ToString());
EXPECT_EQ(restore_bounds.ToString(),
window_state->GetRestoreBoundsInScreen().ToString());
window_state->Restore();
EXPECT_EQ(restore_bounds.ToString(), window->GetBoundsInScreen().ToString());
// 2) Start with restored bounds set as a result of maximizing the window.
window_state->Maximize();
gfx::Rect maximized_bounds = window->GetBoundsInScreen();
EXPECT_NE(maximized_bounds.ToString(), restore_bounds.ToString());
EXPECT_EQ(restore_bounds.ToString(),
window_state->GetRestoreBoundsInScreen().ToString());
window_state->OnWMEvent(&snap_left);
EXPECT_NE(restore_bounds.ToString(), window->GetBoundsInScreen().ToString());
EXPECT_NE(maximized_bounds.ToString(),
window->GetBoundsInScreen().ToString());
EXPECT_EQ(restore_bounds.ToString(),
window_state->GetRestoreBoundsInScreen().ToString());
window_state->Restore();
EXPECT_EQ(restore_bounds.ToString(), window->GetBoundsInScreen().ToString());
}
// Test that maximizing an auto managed window, then snapping it puts the window
// at the snapped bounds and not at the auto-managed (centered) bounds.
TEST_F(WindowStateTest, AutoManaged) {
scoped_ptr<aura::Window> window(CreateTestWindowInShellWithId(0));
wm::WindowState* window_state = wm::GetWindowState(window.get());
window_state->set_window_position_managed(true);
window->Hide();
window->SetBounds(gfx::Rect(100, 100, 100, 100));
window->Show();
window_state->Maximize();
const wm::WMEvent snap_right(wm::WM_EVENT_SNAP_RIGHT);
window_state->OnWMEvent(&snap_right);
const gfx::Rect kWorkAreaBounds =
ash::Shell::GetScreen()->GetPrimaryDisplay().work_area();
gfx::Rect expected_snapped_bounds(
kWorkAreaBounds.x() + kWorkAreaBounds.width() / 2,
kWorkAreaBounds.y(),
kWorkAreaBounds.width() / 2,
kWorkAreaBounds.height());
EXPECT_EQ(expected_snapped_bounds.ToString(),
window->GetBoundsInScreen().ToString());
// The window should still be auto managed despite being right maximized.
EXPECT_TRUE(window_state->window_position_managed());
}
} // namespace wm
} // namespace ash
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