1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
|
// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/views/view_shadow.h"
#include "ui/compositor/layer.h"
#include "ui/compositor_extra/shadow.h"
#include "ui/gfx/shadow_util.h"
#include "ui/views/test/views_test_base.h"
#include "ui/views/view.h"
namespace views {
using ViewShadowTest = ViewsTestBase;
TEST_F(ViewShadowTest, UseShadow) {
View root;
root.SetPaintToLayer();
View* v1 = root.AddChildView(std::make_unique<View>());
v1->SetPaintToLayer();
View* v2 = root.AddChildView(std::make_unique<View>());
v2->SetPaintToLayer();
View* v3 = root.AddChildView(std::make_unique<View>());
v3->SetPaintToLayer();
auto shadow = std::make_unique<ViewShadow>(v2, 1);
ASSERT_EQ(4u, root.layer()->children().size());
EXPECT_EQ(v1->layer(), root.layer()->children()[0]);
EXPECT_EQ(shadow->shadow()->layer(), root.layer()->children()[1]);
EXPECT_EQ(v2->layer(), root.layer()->children()[2]);
EXPECT_EQ(v3->layer(), root.layer()->children()[3]);
shadow.reset();
EXPECT_EQ(3u, root.layer()->children().size());
EXPECT_EQ(v1->layer(), root.layer()->children()[0]);
EXPECT_EQ(v2->layer(), root.layer()->children()[1]);
EXPECT_EQ(v3->layer(), root.layer()->children()[2]);
}
TEST_F(ViewShadowTest, ShadowBoundsFollowView) {
View view;
view.SetBoundsRect(gfx::Rect(10, 20, 30, 40));
ViewShadow shadow(&view, 1);
EXPECT_EQ(gfx::Rect(10, 20, 30, 40), shadow.shadow()->content_bounds());
view.SetBoundsRect(gfx::Rect(100, 110, 120, 130));
EXPECT_EQ(gfx::Rect(100, 110, 120, 130), shadow.shadow()->content_bounds());
}
TEST_F(ViewShadowTest, ShadowBoundsFollowIndirectViewBoundsChange) {
View root;
root.SetPaintToLayer();
root.SetBoundsRect(gfx::Rect(100, 100, 200, 200));
View* parent = root.AddChildView(std::make_unique<View>());
parent->SetBoundsRect(gfx::Rect(10, 20, 70, 80));
View* view = parent->AddChildView(std::make_unique<View>());
view->SetBoundsRect(gfx::Rect(5, 10, 20, 30));
ViewShadow shadow(view, 1);
EXPECT_EQ(gfx::Rect(15, 30, 20, 30), shadow.shadow()->content_bounds());
parent->SetBoundsRect(gfx::Rect(5, 15, 60, 70));
EXPECT_EQ(gfx::Rect(10, 25, 20, 30), shadow.shadow()->content_bounds());
}
TEST_F(ViewShadowTest, ViewDestruction) {
View root;
root.SetPaintToLayer();
root.SetBoundsRect(gfx::Rect(10, 20, 30, 40));
View* v1 = root.AddChildView(std::make_unique<View>());
ViewShadow shadow(v1, 1);
EXPECT_EQ(2u, root.layer()->children().size());
delete v1;
EXPECT_TRUE(root.layer()->children().empty());
}
TEST_F(ViewShadowTest, ShadowKeepsLayerType) {
View view;
view.SetPaintToLayer(ui::LAYER_SOLID_COLOR);
view.SetBoundsRect(gfx::Rect(10, 20, 30, 40));
ViewShadow shadow(&view, 1);
EXPECT_TRUE(view.layer());
EXPECT_EQ(ui::LAYER_SOLID_COLOR, view.layer()->type());
}
// Tests the shadow layer will not shift when the view's layer is reparented to
// another layer.
TEST_F(ViewShadowTest, NoShiftWhenReparentViewLayer) {
View root1;
root1.SetPaintToLayer();
View* view = root1.AddChildView(std::make_unique<View>());
view->SetPaintToLayer();
view->SetBoundsRect(gfx::Rect(10, 20, 30, 40));
ViewShadow shadow(view, 1);
// Cache current shadow position.
const gfx::Point pos = shadow.shadow()->layer()->bounds().origin();
// Reparent the view's layer to another layer.
View root2;
root2.SetPaintToLayer();
root2.AddChildViewRaw(view);
// Check if the shadow layer shifted.
EXPECT_EQ(pos, shadow.shadow()->layer()->bounds().origin());
}
} // namespace views
|
