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50 | |
51 | #include "widgetgallery.h" |
52 | #include "norwegianwoodstyle.h" |
53 | |
54 | #include <QApplication> |
55 | #include <QCheckBox> |
56 | #include <QComboBox> |
57 | #include <QDateTimeEdit> |
58 | #include <QDial> |
59 | #include <QGridLayout> |
60 | #include <QGroupBox> |
61 | #include <QLabel> |
62 | #include <QLineEdit> |
63 | #include <QProgressBar> |
64 | #include <QPushButton> |
65 | #include <QRadioButton> |
66 | #include <QScrollBar> |
67 | #include <QSpinBox> |
68 | #include <QStyle> |
69 | #include <QStyleFactory> |
70 | #include <QTableWidget> |
71 | #include <QTextEdit> |
72 | #include <QTimer> |
73 | |
74 | //! [0] |
75 | WidgetGallery::WidgetGallery(QWidget *parent) |
76 | : QDialog(parent) |
77 | { |
78 | styleComboBox = new QComboBox; |
79 | const QString defaultStyleName = QApplication::style()->objectName(); |
80 | QStringList styleNames = QStyleFactory::keys(); |
81 | styleNames.append(t: "NorwegianWood" ); |
82 | for (int i = 1, size = styleNames.size(); i < size; ++i) { |
83 | if (defaultStyleName.compare(s: styleNames.at(i), cs: Qt::CaseInsensitive) == 0) { |
84 | styleNames.swapItemsAt(i: 0, j: i); |
85 | break; |
86 | } |
87 | } |
88 | styleComboBox->addItems(texts: styleNames); |
89 | |
90 | styleLabel = new QLabel(tr(s: "&Style:" )); |
91 | styleLabel->setBuddy(styleComboBox); |
92 | |
93 | useStylePaletteCheckBox = new QCheckBox(tr(s: "&Use style's standard palette" )); |
94 | useStylePaletteCheckBox->setChecked(true); |
95 | |
96 | disableWidgetsCheckBox = new QCheckBox(tr(s: "&Disable widgets" )); |
97 | |
98 | createTopLeftGroupBox(); |
99 | createTopRightGroupBox(); |
100 | createBottomLeftTabWidget(); |
101 | createBottomRightGroupBox(); |
102 | createProgressBar(); |
103 | //! [0] |
104 | |
105 | //! [1] |
106 | connect(sender: styleComboBox, signal: &QComboBox::textActivated, |
107 | //! [1] //! [2] |
108 | receiver: this, slot: &WidgetGallery::changeStyle); |
109 | connect(sender: useStylePaletteCheckBox, signal: &QCheckBox::toggled, |
110 | receiver: this, slot: &WidgetGallery::changePalette); |
111 | connect(sender: disableWidgetsCheckBox, signal: &QCheckBox::toggled, |
112 | receiver: topLeftGroupBox, slot: &QGroupBox::setDisabled); |
113 | connect(sender: disableWidgetsCheckBox, signal: &QCheckBox::toggled, |
114 | receiver: topRightGroupBox, slot: &QGroupBox::setDisabled); |
115 | connect(sender: disableWidgetsCheckBox, signal: &QCheckBox::toggled, |
116 | receiver: bottomLeftTabWidget, slot: &QGroupBox::setDisabled); |
117 | connect(sender: disableWidgetsCheckBox, signal: &QCheckBox::toggled, |
118 | receiver: bottomRightGroupBox, slot: &QGroupBox::setDisabled); |
119 | //! [2] |
120 | |
121 | //! [3] |
122 | QHBoxLayout *topLayout = new QHBoxLayout; |
123 | //! [3] //! [4] |
124 | topLayout->addWidget(styleLabel); |
125 | topLayout->addWidget(styleComboBox); |
126 | topLayout->addStretch(stretch: 1); |
127 | topLayout->addWidget(useStylePaletteCheckBox); |
128 | topLayout->addWidget(disableWidgetsCheckBox); |
129 | |
130 | QGridLayout *mainLayout = new QGridLayout; |
131 | mainLayout->addLayout(topLayout, row: 0, column: 0, rowSpan: 1, columnSpan: 2); |
132 | mainLayout->addWidget(topLeftGroupBox, row: 1, column: 0); |
133 | mainLayout->addWidget(topRightGroupBox, row: 1, column: 1); |
134 | mainLayout->addWidget(bottomLeftTabWidget, row: 2, column: 0); |
135 | mainLayout->addWidget(bottomRightGroupBox, row: 2, column: 1); |
136 | mainLayout->addWidget(progressBar, row: 3, column: 0, rowSpan: 1, columnSpan: 2); |
137 | mainLayout->setRowStretch(row: 1, stretch: 1); |
138 | mainLayout->setRowStretch(row: 2, stretch: 1); |
139 | mainLayout->setColumnStretch(column: 0, stretch: 1); |
140 | mainLayout->setColumnStretch(column: 1, stretch: 1); |
141 | setLayout(mainLayout); |
142 | |
143 | setWindowTitle(tr(s: "Styles" )); |
144 | styleChanged(); |
145 | } |
146 | //! [4] |
147 | |
148 | //! [5] |
149 | void WidgetGallery::changeStyle(const QString &styleName) |
150 | //! [5] //! [6] |
151 | { |
152 | if (styleName == "NorwegianWood" ) |
153 | QApplication::setStyle(new NorwegianWoodStyle); |
154 | else |
155 | QApplication::setStyle(QStyleFactory::create(styleName)); |
156 | } |
157 | //! [6] |
158 | |
159 | //! [7] |
160 | void WidgetGallery::changePalette() |
161 | //! [7] //! [8] |
162 | { |
163 | QApplication::setPalette(useStylePaletteCheckBox->isChecked() ? |
164 | QApplication::style()->standardPalette() : QPalette()); |
165 | } |
166 | //! [8] |
167 | |
168 | void WidgetGallery::changeEvent(QEvent *event) |
169 | { |
170 | if (event->type() == QEvent::StyleChange) |
171 | styleChanged(); |
172 | } |
173 | |
174 | void WidgetGallery::styleChanged() |
175 | { |
176 | auto styleName = QApplication::style()->objectName(); |
177 | for (int i = 0; i < styleComboBox->count(); ++i) { |
178 | if (QString::compare(s1: styleComboBox->itemText(index: i), s2: styleName, cs: Qt::CaseInsensitive) == 0) { |
179 | styleComboBox->setCurrentIndex(i); |
180 | break; |
181 | } |
182 | } |
183 | |
184 | changePalette(); |
185 | } |
186 | |
187 | //! [9] |
188 | void WidgetGallery::advanceProgressBar() |
189 | //! [9] //! [10] |
190 | { |
191 | int curVal = progressBar->value(); |
192 | int maxVal = progressBar->maximum(); |
193 | progressBar->setValue(curVal + (maxVal - curVal) / 100); |
194 | } |
195 | //! [10] |
196 | |
197 | //! [11] |
198 | void WidgetGallery::createTopLeftGroupBox() |
199 | //! [11] //! [12] |
200 | { |
201 | topLeftGroupBox = new QGroupBox(tr(s: "Group 1" )); |
202 | |
203 | radioButton1 = new QRadioButton(tr(s: "Radio button 1" )); |
204 | radioButton2 = new QRadioButton(tr(s: "Radio button 2" )); |
205 | radioButton3 = new QRadioButton(tr(s: "Radio button 3" )); |
206 | radioButton1->setChecked(true); |
207 | |
208 | checkBox = new QCheckBox(tr(s: "Tri-state check box" )); |
209 | checkBox->setTristate(true); |
210 | checkBox->setCheckState(Qt::PartiallyChecked); |
211 | |
212 | QVBoxLayout *layout = new QVBoxLayout; |
213 | layout->addWidget(radioButton1); |
214 | layout->addWidget(radioButton2); |
215 | layout->addWidget(radioButton3); |
216 | layout->addWidget(checkBox); |
217 | layout->addStretch(stretch: 1); |
218 | topLeftGroupBox->setLayout(layout); |
219 | } |
220 | //! [12] |
221 | |
222 | void WidgetGallery::createTopRightGroupBox() |
223 | { |
224 | topRightGroupBox = new QGroupBox(tr(s: "Group 2" )); |
225 | |
226 | defaultPushButton = new QPushButton(tr(s: "Default Push Button" )); |
227 | defaultPushButton->setDefault(true); |
228 | |
229 | togglePushButton = new QPushButton(tr(s: "Toggle Push Button" )); |
230 | togglePushButton->setCheckable(true); |
231 | togglePushButton->setChecked(true); |
232 | |
233 | flatPushButton = new QPushButton(tr(s: "Flat Push Button" )); |
234 | flatPushButton->setFlat(true); |
235 | |
236 | QVBoxLayout *layout = new QVBoxLayout; |
237 | layout->addWidget(defaultPushButton); |
238 | layout->addWidget(togglePushButton); |
239 | layout->addWidget(flatPushButton); |
240 | layout->addStretch(stretch: 1); |
241 | topRightGroupBox->setLayout(layout); |
242 | } |
243 | |
244 | void WidgetGallery::createBottomLeftTabWidget() |
245 | { |
246 | bottomLeftTabWidget = new QTabWidget; |
247 | bottomLeftTabWidget->setSizePolicy(hor: QSizePolicy::Preferred, |
248 | ver: QSizePolicy::Ignored); |
249 | |
250 | QWidget *tab1 = new QWidget; |
251 | tableWidget = new QTableWidget(10, 10); |
252 | |
253 | QHBoxLayout *tab1hbox = new QHBoxLayout; |
254 | tab1hbox->setContentsMargins(left: 5,top: 5, right: 5, bottom: 5); |
255 | tab1hbox->addWidget(tableWidget); |
256 | tab1->setLayout(tab1hbox); |
257 | |
258 | QWidget *tab2 = new QWidget; |
259 | textEdit = new QTextEdit; |
260 | |
261 | textEdit->setPlainText(tr(s: "Twinkle, twinkle, little star,\n" |
262 | "How I wonder what you are.\n" |
263 | "Up above the world so high,\n" |
264 | "Like a diamond in the sky.\n" |
265 | "Twinkle, twinkle, little star,\n" |
266 | "How I wonder what you are!\n" )); |
267 | |
268 | QHBoxLayout *tab2hbox = new QHBoxLayout; |
269 | tab2hbox->setContentsMargins(left: 5, top: 5, right: 5, bottom: 5); |
270 | tab2hbox->addWidget(textEdit); |
271 | tab2->setLayout(tab2hbox); |
272 | |
273 | bottomLeftTabWidget->addTab(widget: tab1, tr(s: "&Table" )); |
274 | bottomLeftTabWidget->addTab(widget: tab2, tr(s: "Text &Edit" )); |
275 | } |
276 | |
277 | void WidgetGallery::createBottomRightGroupBox() |
278 | { |
279 | bottomRightGroupBox = new QGroupBox(tr(s: "Group 3" )); |
280 | bottomRightGroupBox->setCheckable(true); |
281 | bottomRightGroupBox->setChecked(true); |
282 | |
283 | lineEdit = new QLineEdit("s3cRe7" ); |
284 | lineEdit->setEchoMode(QLineEdit::Password); |
285 | |
286 | spinBox = new QSpinBox(bottomRightGroupBox); |
287 | spinBox->setValue(50); |
288 | |
289 | dateTimeEdit = new QDateTimeEdit(bottomRightGroupBox); |
290 | dateTimeEdit->setDateTime(QDateTime::currentDateTime()); |
291 | |
292 | slider = new QSlider(Qt::Horizontal, bottomRightGroupBox); |
293 | slider->setValue(40); |
294 | |
295 | scrollBar = new QScrollBar(Qt::Horizontal, bottomRightGroupBox); |
296 | scrollBar->setValue(60); |
297 | |
298 | dial = new QDial(bottomRightGroupBox); |
299 | dial->setValue(30); |
300 | dial->setNotchesVisible(true); |
301 | |
302 | QGridLayout *layout = new QGridLayout; |
303 | layout->addWidget(lineEdit, row: 0, column: 0, rowSpan: 1, columnSpan: 2); |
304 | layout->addWidget(spinBox, row: 1, column: 0, rowSpan: 1, columnSpan: 2); |
305 | layout->addWidget(dateTimeEdit, row: 2, column: 0, rowSpan: 1, columnSpan: 2); |
306 | layout->addWidget(slider, row: 3, column: 0); |
307 | layout->addWidget(scrollBar, row: 4, column: 0); |
308 | layout->addWidget(dial, row: 3, column: 1, rowSpan: 2, columnSpan: 1); |
309 | layout->setRowStretch(row: 5, stretch: 1); |
310 | bottomRightGroupBox->setLayout(layout); |
311 | } |
312 | |
313 | //! [13] |
314 | void WidgetGallery::createProgressBar() |
315 | { |
316 | progressBar = new QProgressBar; |
317 | progressBar->setRange(minimum: 0, maximum: 10000); |
318 | progressBar->setValue(0); |
319 | |
320 | QTimer *timer = new QTimer(this); |
321 | connect(sender: timer, signal: &QTimer::timeout, receiver: this, slot: &WidgetGallery::advanceProgressBar); |
322 | timer->start(msec: 1000); |
323 | } |
324 | //! [13] |
325 | |