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
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
|
// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
import QtQuick 2.15
import QtTest 1.15
import QtQuick.Layouts 1.15
Item {
id: container
width: 200
height: 200
TestCase {
id: testCase
name: "Tests_StackLayout"
when: windowShown
width: 200
height: 200
Component {
id: layout_rearrange_Component
StackLayout {
width: 640
height: 480
property alias testRectangle: testRectangle
RowLayout {
spacing: 0
Rectangle {
Layout.preferredWidth: 100
Layout.preferredHeight: 100
}
Rectangle {
id: testRectangle
Layout.preferredWidth: 100
Layout.preferredHeight: 100
visible: false
}
Item {
Layout.fillWidth: true
}
}
}
}
Component {
id: stackLayoutComponent
StackLayout {}
}
Component {
id: itemComponent
Item {}
}
Component {
id: signalSpyComponent
SignalSpy {}
}
function test_rearrange()
{
var layout = layout_rearrange_Component.createObject(container)
compare(layout.testRectangle.x, 0)
layout.testRectangle.visible = true
tryCompare(layout.testRectangle, "x", 100)
layout.destroy()
}
// Test that items added dynamically to the StackLayout
// have valid attached properties when accessed imperatively.
function test_attachedDynamicImperative() {
let layout = createTemporaryObject(stackLayoutComponent, container, { "anchors.fill": parent })
verify(layout)
let item1 = itemComponent.createObject(layout, { objectName: "item1" })
verify(item1)
compare(item1.StackLayout.index, 0)
compare(item1.StackLayout.isCurrentItem, true)
compare(item1.StackLayout.layout, layout)
let item2 = itemComponent.createObject(layout, { objectName: "item2" })
verify(item2)
compare(item2.StackLayout.index, 1)
compare(item2.StackLayout.isCurrentItem, false)
compare(item2.StackLayout.layout, layout)
// Test creating an item without a parent, accessing the attached properties,
// and _then_ add it to the StackLayout and check its attached properties again.
let item3 = itemComponent.createObject(null, { objectName: "item3" })
verify(item3)
compare(item3.StackLayout.index, -1)
compare(item3.StackLayout.isCurrentItem, false)
compare(item3.StackLayout.layout, null)
let signalSpy = signalSpyComponent.createObject(item3,
{ target: item3.StackLayout, signalName: "indexChanged" })
verify(signalSpy)
verify(signalSpy.valid)
item3.parent = layout
compare(item3.StackLayout.index, 2)
compare(item3.StackLayout.isCurrentItem, false)
compare(item3.StackLayout.layout, layout)
compare(signalSpy.count, 1)
}
Component {
id: attachedPropertiesItemComponent
Item {
readonly property int index: StackLayout.index
readonly property bool isCurrentItem: StackLayout.isCurrentItem
readonly property StackLayout layout: StackLayout.layout
}
}
// Test that items added dynamically to the StackLayout
// have valid attached properties when accessed declaratively.
function test_attachedDynamicDeclarative() {
let layout = createTemporaryObject(stackLayoutComponent, container, { "anchors.fill": parent })
verify(layout)
let item1 = attachedPropertiesItemComponent.createObject(layout, { objectName: "item1" })
verify(item1)
compare(item1.index, 0)
compare(item1.isCurrentItem, true)
compare(item1.layout, layout)
let item2 = attachedPropertiesItemComponent.createObject(layout, { objectName: "item2" })
verify(item2)
compare(item2.index, 1)
compare(item2.isCurrentItem, false)
compare(item2.layout, layout)
}
Component {
id: tabComponent
Rectangle {
color: "#ff0000"
}
}
function test_attachedDynamicRendered() {
let layout = createTemporaryObject(stackLayoutComponent, container, { "anchors.fill": parent })
verify(layout)
let item1 = tabComponent.createObject(layout, { objectName: "item1" })
verify(item1)
compare(item1.StackLayout.index, 0)
compare(item1.StackLayout.isCurrentItem, true)
compare(item1.StackLayout.layout, layout)
tryCompare(item1, "width", 200)
tryCompare(item1, "height", 200)
}
Component {
id: attachedStackLayoutComponent
StackLayout {
anchors.fill: parent
property alias item1: item1
property alias item2: item2
Item {
id: item1
readonly property int index: StackLayout.index
readonly property bool isCurrentItem: StackLayout.isCurrentItem
readonly property StackLayout layout: StackLayout.layout
}
Item {
id: item2
readonly property int index: StackLayout.index
readonly property bool isCurrentItem: StackLayout.isCurrentItem
readonly property StackLayout layout: StackLayout.layout
}
}
}
// Test that items that are declared statically within StackLayout
// have valid attached properties when accessed declaratively.
function test_attachedStaticDeclarative() {
let layout = createTemporaryObject(attachedStackLayoutComponent, container)
verify(layout)
compare(layout.item1.index, 0)
compare(layout.item1.isCurrentItem, true)
compare(layout.item1.layout, layout)
compare(layout.item2.index, 1)
compare(layout.item2.isCurrentItem, false)
compare(layout.item2.layout, layout)
}
// Tests attached properties after adding and removing items.
function test_attachedAddAndRemove() {
let layout = createTemporaryObject(attachedStackLayoutComponent, container)
verify(layout)
compare(layout.item1.index, 0)
compare(layout.item1.isCurrentItem, true)
compare(layout.item1.layout, layout)
compare(layout.item2.index, 1)
compare(layout.item2.isCurrentItem, false)
compare(layout.item2.layout, layout)
// Remove item1. It's index should become -1.
layout.item1.parent = null
compare(layout.item1.index, -1)
compare(layout.item1.isCurrentItem, false)
compare(layout.item1.layout, null)
compare(layout.item2.index, 0)
compare(layout.item2.isCurrentItem, true)
compare(layout.item2.layout, layout)
// Add it back. Since it's appended, and item2 took index 0, its index should now be 1.
layout.item1.parent = layout
compare(layout.item1.index, 1)
compare(layout.item1.isCurrentItem, false)
compare(layout.item1.layout, layout)
compare(layout.item2.index, 0)
compare(layout.item2.isCurrentItem, true)
compare(layout.item2.layout, layout)
// Do the same with item2.
layout.item2.parent = null
compare(layout.item1.index, 0)
compare(layout.item1.isCurrentItem, true)
compare(layout.item1.layout, layout)
compare(layout.item2.index, -1)
compare(layout.item2.isCurrentItem, false)
compare(layout.item2.layout, null)
layout.item2.parent = layout
compare(layout.item1.index, 0)
compare(layout.item1.isCurrentItem, true)
compare(layout.item1.layout, layout)
compare(layout.item2.index, 1)
compare(layout.item2.isCurrentItem, false)
compare(layout.item2.layout, layout)
}
function test_implicitSize() {
let layout = createTemporaryObject(stackLayoutComponent, container)
verify(layout)
let item1 = itemComponent.createObject(layout, { objectName: "item1", implicitWidth: 10, implicitHeight: 10 })
verify(item1)
compare(item1.implicitWidth, 10)
compare(item1.implicitHeight, 10)
let item2 = itemComponent.createObject(layout, { objectName: "item2", implicitWidth: 20, implicitHeight: 20 })
verify(item2)
compare(item2.implicitWidth, 20)
compare(item2.implicitHeight, 20)
verify(isPolishScheduled(layout))
verify(waitForItemPolished(layout))
compare(layout.implicitWidth, 20)
compare(layout.implicitHeight, 20)
}
Component {
id: layout_setCurrentIndex_Component
StackLayout {
width: 200
height: 200
property alias firstItem : rect
property alias secondItem: rowLayout
Rectangle {
id: rect
color: "red"
implicitWidth: 10
implicitHeight: 10
}
RowLayout {
id: rowLayout
spacing: 0
Rectangle {
color: "green"
implicitWidth: 10
implicitHeight: 10
Layout.fillWidth: true
Layout.fillHeight: true
}
Rectangle {
color: "blue"
implicitWidth: 10
implicitHeight: 10
Layout.fillWidth: true
Layout.fillHeight: true
}
}
}
}
function test_setCurrentIndex()
{
var layout = layout_setCurrentIndex_Component.createObject(container)
compare(layout.firstItem.width, 200)
// Invalidate the StackLayout (and its cached size hints)
layout.firstItem.implicitWidth = 42
layout.currentIndex = 1
compare(layout.secondItem.width, 200) // width should not be -1
layout.destroy()
}
}
}
|
