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qinputdialog.cpp

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1 /**************************************************************************** -

2 ** -

3 ** Copyright (C) 2016 The Qt Company Ltd. -

4 ** Contact: https://www.qt.io/licensing/ -

5 ** -

6 ** This file is part of the QtWidgets module of the Qt Toolkit. -

7 ** -

8 ** $QT_BEGIN_LICENSE:LGPL$ -

9 ** Commercial License Usage -

10 ** Licensees holding valid commercial Qt licenses may use this file in -

11 ** accordance with the commercial license agreement provided with the -

12 ** Software or, alternatively, in accordance with the terms contained in -

13 ** a written agreement between you and The Qt Company. For licensing terms -

14 ** and conditions see https://www.qt.io/terms-conditions. For further -

15 ** information use the contact form at https://www.qt.io/contact-us. -

16 ** -

17 ** GNU Lesser General Public License Usage -

18 ** Alternatively, this file may be used under the terms of the GNU Lesser -

19 ** General Public License version 3 as published by the Free Software -

20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the -

21 ** packaging of this file. Please review the following information to -

22 ** ensure the GNU Lesser General Public License version 3 requirements -

23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -

24 ** -

25 ** GNU General Public License Usage -

26 ** Alternatively, this file may be used under the terms of the GNU -

27 ** General Public License version 2.0 or (at your option) the GNU General -

28 ** Public license version 3 or any later version approved by the KDE Free -

29 ** Qt Foundation. The licenses are as published by the Free Software -

30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -

31 ** included in the packaging of this file. Please review the following -

32 ** information to ensure the GNU General Public License requirements will -

33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and -

34 ** https://www.gnu.org/licenses/gpl-3.0.html. -

35 ** -

36 ** $QT_END_LICENSE$ -

37 ** -

38 ****************************************************************************/ -

39 -

40 #include "qinputdialog.h" -

41 -

42 #ifndef QT_NO_INPUTDIALOG -

43 -

44 #include "qapplication.h" -

45 #include "qcombobox.h" -

46 #include "qdialogbuttonbox.h" -

47 #include "qlabel.h" -

48 #include "qlayout.h" -

49 #include "qlineedit.h" -

50 #include "qplaintextedit.h" -

51 #include "qlistwidget.h" -

52 #include "qpushbutton.h" -

53 #include "qspinbox.h" -

54 #include "qstackedlayout.h" -

55 #include "qvalidator.h" -

56 #include "qevent.h" -

57 #include "qdialog_p.h" -

58 -

59 QT_USE_NAMESPACE -

60 -

61 enum CandidateSignal { -

62 TextValueSelectedSignal, -

63 IntValueSelectedSignal, -

64 DoubleValueSelectedSignal, -

65 -

66 NumCandidateSignals -

67 }; -

68 -

69 static const char *candidateSignal(int which) -

70 { -

71 switch (CandidateSignal(which)) { -

case TextValueSelectedSignal: return SIGNAL(textValueSelected(QString));

never executed: return qFlagLocation("2""textValueSelected(QString)" "\0" __FILE__ ":" "72");

never executed: case TextValueSelectedSignal:

0

case IntValueSelectedSignal: return SIGNAL(intValueSelected(int));

never executed: return qFlagLocation("2""intValueSelected(int)" "\0" __FILE__ ":" "73");

never executed: case IntValueSelectedSignal:

0

case DoubleValueSelectedSignal: return SIGNAL(doubleValueSelected(double));

never executed: return qFlagLocation("2""doubleValueSelected(double)" "\0" __FILE__ ":" "74");

never executed: case DoubleValueSelectedSignal:

0

75 -

case NumCandidateSignals: ; // fall through

never executed: case NumCandidateSignals:

0

};

never executed: end of block

0

78 Q_UNREACHABLE(); -

return Q_NULLPTR;

never executed: return nullptr;

0

80 } -

81 -

82 static const char *signalForMember(const char *member) -

83 { -

84 QByteArray normalizedMember(QMetaObject::normalizedSignature(member)); -

85 -

for (int i = 0; i < NumCandidateSignals; ++i)

i < NumCandidateSignals	Description
TRUE	never evaluated
FALSE	never evaluated

0

if (QMetaObject::checkConnectArgs(candidateSignal(i), normalizedMember))

QMetaObject::c...malizedMember)	Description
TRUE	never evaluated
FALSE	never evaluated

0

return candidateSignal(i);

never executed: return candidateSignal(i);

0

89 -

90 // otherwise, use fit-all accepted signal: -

return SIGNAL(accepted());

never executed: return qFlagLocation("2""accepted()" "\0" __FILE__ ":" "91");

0

92 } -

93 -

94 QT_BEGIN_NAMESPACE -

95 -

96 /* -

97 These internal classes add extra validation to QSpinBox and QDoubleSpinBox by emitting -

98 textChanged(bool) after events that may potentially change the visible text. Return or -

99 Enter key presses are not propagated if the visible text is invalid. Instead, the visible -

100 text is modified to the last valid value. -

101 */ -

102 class QInputDialogSpinBox : public QSpinBox -

103 { -

104 Q_OBJECT -

105 -

106 public: -

107 QInputDialogSpinBox(QWidget *parent) -

108 : QSpinBox(parent) { -

109 connect(lineEdit(), SIGNAL(textChanged(QString)), this, SLOT(notifyTextChanged())); -

110 connect(this, SIGNAL(editingFinished()), this, SLOT(notifyTextChanged())); -

}

never executed: end of block

0

112 -

113 signals: -

114 void textChanged(bool); -

115 -

116 private slots: -

void notifyTextChanged() { emit textChanged(hasAcceptableInput()); }

never executed: end of block

0

118 -

119 private: -

120 void keyPressEvent(QKeyEvent *event) Q_DECL_OVERRIDE { -

if ((event->key() == Qt::Key_Return || event->key() == Qt::Key_Enter) && !hasAcceptableInput()) {

event->key() == Qt::Key_Return	Description
TRUE	never evaluated
FALSE	never evaluated

event->key() == Qt::Key_Enter	Description
TRUE	never evaluated
FALSE	never evaluated

!hasAcceptableInput()	Description
TRUE	never evaluated
FALSE	never evaluated

0

122 #ifndef QT_NO_PROPERTIES -

123 setProperty("value", property("value")); -

124 #endif -

} else {

never executed: end of block

0

126 QSpinBox::keyPressEvent(event); -

}

never executed: end of block

0

128 notifyTextChanged(); -

}

never executed: end of block

0

130 -

131 void mousePressEvent(QMouseEvent *event) Q_DECL_OVERRIDE { -

132 QSpinBox::mousePressEvent(event); -

133 notifyTextChanged(); -

}

never executed: end of block

0

135 }; -

136 -

137 class QInputDialogDoubleSpinBox : public QDoubleSpinBox -

138 { -

139 Q_OBJECT -

140 -

141 public: -

142 QInputDialogDoubleSpinBox(QWidget *parent = 0) -

143 : QDoubleSpinBox(parent) { -

144 connect(lineEdit(), SIGNAL(textChanged(QString)), this, SLOT(notifyTextChanged())); -

145 connect(this, SIGNAL(editingFinished()), this, SLOT(notifyTextChanged())); -

}

never executed: end of block

0

147 -

148 signals: -

149 void textChanged(bool); -

150 -

151 private slots: -

void notifyTextChanged() { emit textChanged(hasAcceptableInput()); }

never executed: end of block

0

153 -

154 private: -

155 void keyPressEvent(QKeyEvent *event) Q_DECL_OVERRIDE { -

if ((event->key() == Qt::Key_Return || event->key() == Qt::Key_Enter) && !hasAcceptableInput()) {

event->key() == Qt::Key_Return	Description
TRUE	never evaluated
FALSE	never evaluated

event->key() == Qt::Key_Enter	Description
TRUE	never evaluated
FALSE	never evaluated

!hasAcceptableInput()	Description
TRUE	never evaluated
FALSE	never evaluated

0

157 #ifndef QT_NO_PROPERTIES -

158 setProperty("value", property("value")); -

159 #endif -

} else {

never executed: end of block

0

161 QDoubleSpinBox::keyPressEvent(event); -

}

never executed: end of block

0

163 notifyTextChanged(); -

}

never executed: end of block

0

165 -

166 void mousePressEvent(QMouseEvent *event) Q_DECL_OVERRIDE { -

167 QDoubleSpinBox::mousePressEvent(event); -

168 notifyTextChanged(); -

}

never executed: end of block

0

170 }; -

171 -

172 class QInputDialogPrivate : public QDialogPrivate -

173 { -

174 Q_DECLARE_PUBLIC(QInputDialog) -

175 -

176 public: -

177 QInputDialogPrivate(); -

178 -

179 void ensureLayout(); -

180 void ensureLineEdit(); -

181 void ensurePlainTextEdit(); -

182 void ensureComboBox(); -

183 void ensureListView(); -

184 void ensureIntSpinBox(); -

185 void ensureDoubleSpinBox(); -

186 void ensureEnabledConnection(QAbstractSpinBox *spinBox); -

187 void setInputWidget(QWidget *widget); -

188 void chooseRightTextInputWidget(); -

189 void setComboBoxText(const QString &text); -

190 void setListViewText(const QString &text); -

191 QString listViewText() const; -

void ensureLayout() const { const_cast<QInputDialogPrivate *>(this)->ensureLayout(); }

never executed: end of block

0

bool useComboBoxOrListView() const { return comboBox && comboBox->count() > 0; }

never executed: return comboBox && comboBox->count() > 0;

0

194 void _q_textChanged(const QString &text); -

195 void _q_plainTextEditTextChanged(); -

196 void _q_currentRowChanged(const QModelIndex &newIndex, const QModelIndex &oldIndex); -

197 -

198 mutable QLabel *label; -

199 mutable QDialogButtonBox *buttonBox; -

200 mutable QLineEdit *lineEdit; -

201 mutable QPlainTextEdit *plainTextEdit; -

202 mutable QSpinBox *intSpinBox; -

203 mutable QDoubleSpinBox *doubleSpinBox; -

204 mutable QComboBox *comboBox; -

205 mutable QListView *listView; -

206 mutable QWidget *inputWidget; -

207 mutable QVBoxLayout *mainLayout; -

208 QInputDialog::InputDialogOptions opts; -

209 QString textValue; -

210 QPointer<QObject> receiverToDisconnectOnClose; -

211 QByteArray memberToDisconnectOnClose; -

212 }; -

213 -

214 QInputDialogPrivate::QInputDialogPrivate() -

215 : label(0), buttonBox(0), lineEdit(0), plainTextEdit(0), intSpinBox(0), doubleSpinBox(0), -

216 comboBox(0), listView(0), inputWidget(0), mainLayout(0) -

217 { -

}

never executed: end of block

0

219 -

220 void QInputDialogPrivate::ensureLayout() -

221 { -

222 Q_Q(QInputDialog); -

223 -

if (mainLayout)

mainLayout	Description
TRUE	never evaluated
FALSE	never evaluated

0

return;

never executed: return;

0

226 -

if (!inputWidget) {

!inputWidget	Description
TRUE	never evaluated
FALSE	never evaluated

0

228 ensureLineEdit(); -

229 inputWidget = lineEdit; -

}

never executed: end of block

0

231 -

if (!label)

!label	Description
TRUE	never evaluated
FALSE	never evaluated

0

label = new QLabel(QInputDialog::tr("Enter a value:"), q);

never executed: label = new QLabel(QInputDialog::tr("Enter a value:"), q);

0

234 #ifndef QT_NO_SHORTCUT -

235 label->setBuddy(inputWidget); -

236 #endif -

237 label->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Fixed); -

238 -

239 buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel, Qt::Horizontal, q); -

240 QObject::connect(buttonBox, SIGNAL(accepted()), q, SLOT(accept())); -

241 QObject::connect(buttonBox, SIGNAL(rejected()), q, SLOT(reject())); -

242 -

243 mainLayout = new QVBoxLayout(q); -

244 //we want to let the input dialog grow to available size on Symbian. -

245 mainLayout->setSizeConstraint(QLayout::SetMinAndMaxSize); -

246 mainLayout->addWidget(label); -

247 mainLayout->addWidget(inputWidget); -

248 mainLayout->addWidget(buttonBox); -

249 ensureEnabledConnection(qobject_cast<QAbstractSpinBox *>(inputWidget)); -

250 inputWidget->show(); -

}

never executed: end of block

0

252 -

253 void QInputDialogPrivate::ensureLineEdit() -

254 { -

255 Q_Q(QInputDialog); -

if (!lineEdit) {

!lineEdit	Description
TRUE	never evaluated
FALSE	never evaluated

0

257 lineEdit = new QLineEdit(q); -

258 #ifndef QT_NO_IM -

259 qt_widget_private(lineEdit)->inheritsInputMethodHints = 1; -

260 #endif -

261 lineEdit->hide(); -

262 QObject::connect(lineEdit, SIGNAL(textChanged(QString)), -

263 q, SLOT(_q_textChanged(QString))); -

}

never executed: end of block

0

}

never executed: end of block

0

266 -

267 void QInputDialogPrivate::ensurePlainTextEdit() -

268 { -

269 Q_Q(QInputDialog); -

if (!plainTextEdit) {

!plainTextEdit	Description
TRUE	never evaluated
FALSE	never evaluated

0

271 plainTextEdit = new QPlainTextEdit(q); -

272 plainTextEdit->setLineWrapMode(QPlainTextEdit::NoWrap); -

273 #ifndef QT_NO_IM -

274 qt_widget_private(plainTextEdit)->inheritsInputMethodHints = 1; -

275 #endif -

276 plainTextEdit->hide(); -

277 QObject::connect(plainTextEdit, SIGNAL(textChanged()), -

278 q, SLOT(_q_plainTextEditTextChanged())); -

}

never executed: end of block

0

}

never executed: end of block

0

281 -

282 void QInputDialogPrivate::ensureComboBox() -

283 { -

284 Q_Q(QInputDialog); -

if (!comboBox) {

!comboBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

286 comboBox = new QComboBox(q); -

287 #ifndef QT_NO_IM -

288 qt_widget_private(comboBox)->inheritsInputMethodHints = 1; -

289 #endif -

290 comboBox->hide(); -

291 QObject::connect(comboBox, SIGNAL(editTextChanged(QString)), -

292 q, SLOT(_q_textChanged(QString))); -

293 QObject::connect(comboBox, SIGNAL(currentIndexChanged(QString)), -

294 q, SLOT(_q_textChanged(QString))); -

}

never executed: end of block

0

}

never executed: end of block

0

297 -

298 void QInputDialogPrivate::ensureListView() -

299 { -

300 Q_Q(QInputDialog); -

if (!listView) {

!listView	Description
TRUE	never evaluated
FALSE	never evaluated

0

302 ensureComboBox(); -

303 -

304 listView = new QListView(q); -

305 listView->hide(); -

306 listView->setEditTriggers(QAbstractItemView::NoEditTriggers); -

307 listView->setSelectionMode(QAbstractItemView::SingleSelection); -

308 listView->setModel(comboBox->model()); -

309 listView->setCurrentIndex(QModelIndex()); // ### -

310 QObject::connect(listView->selectionModel(), -

311 SIGNAL(currentRowChanged(QModelIndex,QModelIndex)), -

312 q, SLOT(_q_currentRowChanged(QModelIndex,QModelIndex))); -

}

never executed: end of block

0

}

never executed: end of block

0

315 -

316 void QInputDialogPrivate::ensureIntSpinBox() -

317 { -

318 Q_Q(QInputDialog); -

if (!intSpinBox) {

!intSpinBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

320 intSpinBox = new QInputDialogSpinBox(q); -

321 intSpinBox->hide(); -

322 QObject::connect(intSpinBox, SIGNAL(valueChanged(int)), -

323 q, SIGNAL(intValueChanged(int))); -

}

never executed: end of block

0

}

never executed: end of block

0

326 -

327 void QInputDialogPrivate::ensureDoubleSpinBox() -

328 { -

329 Q_Q(QInputDialog); -

if (!doubleSpinBox) {

!doubleSpinBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

331 doubleSpinBox = new QInputDialogDoubleSpinBox(q); -

332 doubleSpinBox->hide(); -

333 QObject::connect(doubleSpinBox, SIGNAL(valueChanged(double)), -

334 q, SIGNAL(doubleValueChanged(double))); -

}

never executed: end of block

0

}

never executed: end of block

0

337 -

338 void QInputDialogPrivate::ensureEnabledConnection(QAbstractSpinBox *spinBox) -

339 { -

if (spinBox) {

spinBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

341 QAbstractButton *okButton = buttonBox->button(QDialogButtonBox::Ok); -

342 QObject::connect(spinBox, SIGNAL(textChanged(bool)), okButton, SLOT(setEnabled(bool)), Qt::UniqueConnection); -

}

never executed: end of block

0

}

never executed: end of block

0

345 -

346 void QInputDialogPrivate::setInputWidget(QWidget *widget) -

347 { -

348 Q_ASSERT(widget); -

if (inputWidget == widget)

inputWidget == widget	Description
TRUE	never evaluated
FALSE	never evaluated

0

return;

never executed: return;

0

351 -

if (mainLayout) {

mainLayout	Description
TRUE	never evaluated
FALSE	never evaluated

0

353 Q_ASSERT(inputWidget); -

354 mainLayout->removeWidget(inputWidget); -

355 inputWidget->hide(); -

356 mainLayout->insertWidget(1, widget); -

357 widget->show(); -

358 -

359 // disconnect old input widget -

360 QAbstractButton *okButton = buttonBox->button(QDialogButtonBox::Ok); -

if (QAbstractSpinBox *spinBox = qobject_cast<QAbstractSpinBox *>(inputWidget))

QAbstractSpinB...>(inputWidget)	Description
TRUE	never evaluated
FALSE	never evaluated

0

QObject::disconnect(spinBox, SIGNAL(textChanged(bool)), okButton, SLOT(setEnabled(bool)));

never executed:

QObject::disconnect(spinBox, qFlagLocation("2""textChanged(bool)" "\0" __FILE__ ":" "362"), okButton, qFlagLocation("1""setEnabled(bool)" "\0" __FILE__ ":" "362"));

0

363 -

364 // connect new input widget and update enabled state of OK button -

365 QAbstractSpinBox *spinBox = qobject_cast<QAbstractSpinBox *>(widget); -

366 ensureEnabledConnection(spinBox); -

367 okButton->setEnabled(!spinBox || spinBox->hasAcceptableInput()); -

}

never executed: end of block

0

369 -

370 inputWidget = widget; -

371 -

372 // synchronize the text shown in the new text editor with the current -

373 // textValue -

if (widget == lineEdit) {

widget == lineEdit	Description
TRUE	never evaluated
FALSE	never evaluated

0

375 lineEdit->setText(textValue); -

} else if (widget == plainTextEdit) {

never executed: end of block

widget == plainTextEdit	Description
TRUE	never evaluated
FALSE	never evaluated

0

377 plainTextEdit->setPlainText(textValue); -

} else if (widget == comboBox) {

never executed: end of block

widget == comboBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

379 setComboBoxText(textValue); -

} else if (widget == listView) {

never executed: end of block

widget == listView	Description
TRUE	never evaluated
FALSE	never evaluated

0

381 setListViewText(textValue); -

382 ensureLayout(); -

383 buttonBox->button(QDialogButtonBox::Ok)->setEnabled(listView->selectionModel()->hasSelection()); -

}

never executed: end of block

0

}

never executed: end of block

0

386 -

387 void QInputDialogPrivate::chooseRightTextInputWidget() -

388 { -

389 QWidget *widget; -

390 -

if (useComboBoxOrListView()) {

useComboBoxOrListView()	Description
TRUE	never evaluated
FALSE	never evaluated

0

if ((opts & QInputDialog::UseListViewForComboBoxItems) && !comboBox->isEditable()) {

(opts & QInput...ComboBoxItems)	Description
TRUE	never evaluated
FALSE	never evaluated

!comboBox->isEditable()	Description
TRUE	never evaluated
FALSE	never evaluated

0

393 ensureListView(); -

394 widget = listView; -

} else {

never executed: end of block

0

396 widget = comboBox; -

}

never executed: end of block

0

} else if (opts & QInputDialog::UsePlainTextEditForTextInput) {

opts & QInputD...itForTextInput	Description
TRUE	never evaluated
FALSE	never evaluated

0

399 ensurePlainTextEdit(); -

400 widget = plainTextEdit; -

} else {

never executed: end of block

0

402 ensureLineEdit(); -

403 widget = lineEdit; -

}

never executed: end of block

0

405 -

406 setInputWidget(widget); -

407 -

if (inputWidget == comboBox) {

inputWidget == comboBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

409 _q_textChanged(comboBox->currentText()); -

} else if (inputWidget == listView) {

never executed: end of block

inputWidget == listView	Description
TRUE	never evaluated
FALSE	never evaluated

0

411 _q_textChanged(listViewText()); -

}

never executed: end of block

0

}

never executed: end of block

0

414 -

415 void QInputDialogPrivate::setComboBoxText(const QString &text) -

416 { -

417 int index = comboBox->findText(text); -

if (index != -1) {

index != -1	Description
TRUE	never evaluated
FALSE	never evaluated

0

419 comboBox->setCurrentIndex(index); -

} else if (comboBox->isEditable()) {

never executed: end of block

comboBox->isEditable()	Description
TRUE	never evaluated
FALSE	never evaluated

0

421 comboBox->setEditText(text); -

}

never executed: end of block

0

}

never executed: end of block

0

424 -

425 void QInputDialogPrivate::setListViewText(const QString &text) -

426 { -

427 int row = comboBox->findText(text); -

if (row != -1) {

row != -1	Description
TRUE	never evaluated
FALSE	never evaluated

0

429 QModelIndex index(comboBox->model()->index(row, 0)); -

430 listView->selectionModel()->setCurrentIndex(index, QItemSelectionModel::Clear -

431 | QItemSelectionModel::SelectCurrent); -

}

never executed: end of block

0

}

never executed: end of block

0

434 -

435 QString QInputDialogPrivate::listViewText() const -

436 { -

if (listView->selectionModel()->hasSelection()) {

listView->sele...hasSelection()	Description
TRUE	never evaluated
FALSE	never evaluated

0

438 int row = listView->selectionModel()->selectedRows().value(0).row(); -

return comboBox->itemText(row);

never executed: return comboBox->itemText(row);

0

440 } else { -

return QString();

never executed: return QString();

0

442 } -

443 } -

444 -

445 void QInputDialogPrivate::_q_textChanged(const QString &text) -

446 { -

447 Q_Q(QInputDialog); -

if (textValue != text) {

textValue != text	Description
TRUE	never evaluated
FALSE	never evaluated

0

449 textValue = text; -

450 emit q->textValueChanged(text); -

}

never executed: end of block

0

}

never executed: end of block

0

453 -

454 void QInputDialogPrivate::_q_plainTextEditTextChanged() -

455 { -

456 Q_Q(QInputDialog); -

457 QString text = plainTextEdit->toPlainText(); -

if (textValue != text) {

textValue != text	Description
TRUE	never evaluated
FALSE	never evaluated

0

459 textValue = text; -

460 emit q->textValueChanged(text); -

}

never executed: end of block

0

}

never executed: end of block

0

463 -

464 void QInputDialogPrivate::_q_currentRowChanged(const QModelIndex &newIndex, -

465 const QModelIndex & /* oldIndex */) -

466 { -

467 _q_textChanged(comboBox->model()->data(newIndex).toString()); -

468 buttonBox->button(QDialogButtonBox::Ok)->setEnabled(true); -

}

never executed: end of block

0

470 -

471 /*! -

472 \class QInputDialog -

473 \brief The QInputDialog class provides a simple convenience dialog to get a -

474 single value from the user. -

475 \ingroup standard-dialogs -

476 \inmodule QtWidgets -

477 -

478 The input value can be a string, a number or an item from a list. A label -

479 must be set to tell the user what they should enter. -

480 -

481 Five static convenience functions are provided: getText(), getMultiLineText(), -

482 getInt(), getDouble(), and getItem(). All the functions can be used in a similar way, -

483 for example: -

484 -

485 \snippet dialogs/standarddialogs/dialog.cpp 3 -

486 -

487 The \c ok variable is set to true if the user clicks \uicontrol OK; otherwise, it -

488 is set to false. -

489 -

490 \image inputdialogs.png Input Dialogs -

491 -

492 The \l{dialogs/standarddialogs}{Standard Dialogs} example shows how to use -

493 QInputDialog as well as other built-in Qt dialogs. -

494 -

495 \sa QMessageBox, {Standard Dialogs Example} -

496 */ -

497 -

498 /*! -

499 \enum QInputDialog::InputMode -

500 \since 4.5 -

501 -

502 This enum describes the different modes of input that can be selected for -

503 the dialog. -

504 -

505 \value TextInput Used to input text strings. -

506 \value IntInput Used to input integers. -

507 \value DoubleInput Used to input floating point numbers with double -

508 precision accuracy. -

509 -

510 \sa inputMode -

511 */ -

512 -

513 /*! -

514 \since 4.5 -

515 -

516 Constructs a new input dialog with the given \a parent and window \a flags. -

517 */ -

518 QInputDialog::QInputDialog(QWidget *parent, Qt::WindowFlags flags) -

519 : QDialog(*new QInputDialogPrivate, parent, flags) -

520 { -

}

never executed: end of block

0

522 -

523 /*! -

524 \since 4.5 -

525 -

526 Destroys the input dialog. -

527 */ -

528 QInputDialog::~QInputDialog() -

529 { -

530 } -

531 -

532 /*! -

533 \since 4.5 -

534 -

535 \property QInputDialog::inputMode -

536 -

537 \brief the mode used for input -

538 -

539 This property helps determine which widget is used for entering input into -

540 the dialog. -

541 */ -

542 void QInputDialog::setInputMode(InputMode mode) -

543 { -

544 Q_D(QInputDialog); -

545 -

546 QWidget *widget; -

547 -

548 /* -

549 Warning: Some functions in QInputDialog rely on implementation details -

550 of the code below. Look for the comments that accompany the calls to -

551 setInputMode() throughout this file before you change the code below. -

552 */ -

553 -

554 switch (mode) { -

case IntInput:

never executed: case IntInput:

0

556 d->ensureIntSpinBox(); -

557 widget = d->intSpinBox; -

break;

never executed: break;

0

case DoubleInput:

never executed: case DoubleInput:

0

560 d->ensureDoubleSpinBox(); -

561 widget = d->doubleSpinBox; -

break;

never executed: break;

0

default:

never executed: default:

0

564 Q_ASSERT(mode == TextInput); -

565 d->chooseRightTextInputWidget(); -

return;

never executed: return;

0

567 } -

568 -

569 d->setInputWidget(widget); -

}

never executed: end of block

0

571 -

572 QInputDialog::InputMode QInputDialog::inputMode() const -

573 { -

574 Q_D(const QInputDialog); -

575 -

if (d->inputWidget) {

d->inputWidget	Description
TRUE	never evaluated
FALSE	never evaluated

0

if (d->inputWidget == d->intSpinBox) {

d->inputWidget... d->intSpinBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

return IntInput;

never executed: return IntInput;

0

} else if (d->inputWidget == d->doubleSpinBox) {

d->inputWidget...>doubleSpinBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

return DoubleInput;

never executed: return DoubleInput;

0

581 } -

}

never executed: end of block

0

583 -

return TextInput;

never executed: return TextInput;

0

585 } -

586 -

587 /*! -

588 \since 4.5 -

589 -

590 \property QInputDialog::labelText -

591 -

592 \brief the label's text which describes what needs to be input -

593 */ -

594 void QInputDialog::setLabelText(const QString &text) -

595 { -

596 Q_D(QInputDialog); -

if (!d->label) {

!d->label	Description
TRUE	never evaluated
FALSE	never evaluated

0

598 d->label = new QLabel(text, this); -

} else {

never executed: end of block

0

600 d->label->setText(text); -

}

never executed: end of block

0

602 } -

603 -

604 QString QInputDialog::labelText() const -

605 { -

606 Q_D(const QInputDialog); -

607 d->ensureLayout(); -

return d->label->text();

never executed: return d->label->text();

0

609 } -

610 -

611 /*! -

612 \enum QInputDialog::InputDialogOption -

613 -

614 \since 4.5 -

615 -

616 This enum specifies various options that affect the look and feel -

617 of an input dialog. -

618 -

619 \value NoButtons Don't display \uicontrol{OK} and \uicontrol{Cancel} buttons (useful for "live dialogs"). -

620 \value UseListViewForComboBoxItems Use a QListView rather than a non-editable QComboBox for -

621 displaying the items set with setComboBoxItems(). -

622 \value UsePlainTextEditForTextInput Use a QPlainTextEdit for multiline text input. This value was -

623 introduced in 5.2. -

624 -

625 \sa options, setOption(), testOption() -

626 */ -

627 -

628 /*! -

629 Sets the given \a option to be enabled if \a on is true; -

630 otherwise, clears the given \a option. -

631 -

632 \sa options, testOption() -

633 */ -

634 void QInputDialog::setOption(InputDialogOption option, bool on) -

635 { -

636 Q_D(QInputDialog); -

if (!(d->opts & option) != !on)

!(d->opts & option) != !on	Description
TRUE	never evaluated
FALSE	never evaluated

0

setOptions(d->opts ^ option);

never executed: setOptions(d->opts ^ option);

0

}

never executed: end of block

0

640 -

641 /*! -

642 Returns \c true if the given \a option is enabled; otherwise, returns -

643 false. -

644 -

645 \sa options, setOption() -

646 */ -

647 bool QInputDialog::testOption(InputDialogOption option) const -

648 { -

649 Q_D(const QInputDialog); -

return (d->opts & option) != 0;

never executed: return (d->opts & option) != 0;

0

651 } -

652 -

653 /*! -

654 \property QInputDialog::options -

655 \brief the various options that affect the look and feel of the dialog -

656 \since 4.5 -

657 -

658 By default, all options are disabled. -

659 -

660 \sa setOption(), testOption() -

661 */ -

662 void QInputDialog::setOptions(InputDialogOptions options) -

663 { -

664 Q_D(QInputDialog); -

665 -

666 InputDialogOptions changed = (options ^ d->opts); -

if (!changed)

!changed	Description
TRUE	never evaluated
FALSE	never evaluated

0

return;

never executed: return;

0

669 -

670 d->opts = options; -

671 d->ensureLayout(); -

672 -

if (changed & NoButtons)

changed & NoButtons	Description
TRUE	never evaluated
FALSE	never evaluated

0

d->buttonBox->setVisible(!(options & NoButtons));

never executed: d->buttonBox->setVisible(!(options & NoButtons));

0

if ((changed & UseListViewForComboBoxItems) && inputMode() == TextInput)

(changed & Use...ComboBoxItems)	Description
TRUE	never evaluated
FALSE	never evaluated

inputMode() == TextInput	Description
TRUE	never evaluated
FALSE	never evaluated

0

d->chooseRightTextInputWidget();

never executed: d->chooseRightTextInputWidget();

0

if ((changed & UsePlainTextEditForTextInput) && inputMode() == TextInput)

(changed & Use...tForTextInput)	Description
TRUE	never evaluated
FALSE	never evaluated

inputMode() == TextInput	Description
TRUE	never evaluated
FALSE	never evaluated

0

d->chooseRightTextInputWidget();

never executed: d->chooseRightTextInputWidget();

0

}

never executed: end of block

0

680 -

681 QInputDialog::InputDialogOptions QInputDialog::options() const -

682 { -

683 Q_D(const QInputDialog); -

return d->opts;

never executed: return d->opts;

0

685 } -

686 -

687 /*! -

688 \since 4.5 -

689 -

690 \property QInputDialog::textValue -

691 -

692 \brief the text value for the input dialog -

693 -

694 This property is only relevant when the input dialog is used in -

695 TextInput mode. -

696 */ -

697 void QInputDialog::setTextValue(const QString &text) -

698 { -

699 Q_D(QInputDialog); -

700 -

701 setInputMode(TextInput); -

if (d->inputWidget == d->lineEdit) {

d->inputWidget == d->lineEdit	Description
TRUE	never evaluated
FALSE	never evaluated

0

703 d->lineEdit->setText(text); -

} else if (d->inputWidget == d->plainTextEdit) {

never executed: end of block

d->inputWidget...>plainTextEdit	Description
TRUE	never evaluated
FALSE	never evaluated

0

705 d->plainTextEdit->setPlainText(text); -

} else if (d->inputWidget == d->comboBox) {

never executed: end of block

d->inputWidget == d->comboBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

707 d->setComboBoxText(text); -

} else {

never executed: end of block

0

709 d->setListViewText(text); -

}

never executed: end of block

0

711 } -

712 -

713 QString QInputDialog::textValue() const -

714 { -

715 Q_D(const QInputDialog); -

return d->textValue;

never executed: return d->textValue;

0

717 } -

718 -

719 /*! -

720 \since 4.5 -

721 -

722 \property QInputDialog::textEchoMode -

723 -

724 \brief the echo mode for the text value -

725 -

726 This property is only relevant when the input dialog is used in -

727 TextInput mode. -

728 */ -

729 void QInputDialog::setTextEchoMode(QLineEdit::EchoMode mode) -

730 { -

731 Q_D(QInputDialog); -

732 d->ensureLineEdit(); -

733 d->lineEdit->setEchoMode(mode); -

}

never executed: end of block

0

735 -

736 QLineEdit::EchoMode QInputDialog::textEchoMode() const -

737 { -

738 Q_D(const QInputDialog); -

if (d->lineEdit) {

d->lineEdit	Description
TRUE	never evaluated
FALSE	never evaluated

0

return d->lineEdit->echoMode();

never executed: return d->lineEdit->echoMode();

0

741 } else { -

return QLineEdit::Normal;

never executed: return QLineEdit::Normal;

0

743 } -

744 } -

745 -

746 /*! -

747 \since 4.5 -

748 -

749 \property QInputDialog::comboBoxEditable -

750 -

751 \brief whether or not the combo box used in the input dialog is editable -

752 */ -

753 void QInputDialog::setComboBoxEditable(bool editable) -

754 { -

755 Q_D(QInputDialog); -

756 d->ensureComboBox(); -

757 d->comboBox->setEditable(editable); -

if (inputMode() == TextInput)

inputMode() == TextInput	Description
TRUE	never evaluated
FALSE	never evaluated

0

d->chooseRightTextInputWidget();

never executed: d->chooseRightTextInputWidget();

0

}

never executed: end of block

0

761 -

762 bool QInputDialog::isComboBoxEditable() const -

763 { -

764 Q_D(const QInputDialog); -

if (d->comboBox) {

d->comboBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

return d->comboBox->isEditable();

never executed: return d->comboBox->isEditable();

0

767 } else { -

return false;

never executed: return false;

0

769 } -

770 } -

771 -

772 /*! -

773 \since 4.5 -

774 -

775 \property QInputDialog::comboBoxItems -

776 -

777 \brief the items used in the combo box for the input dialog -

778 */ -

779 void QInputDialog::setComboBoxItems(const QStringList &items) -

780 { -

781 Q_D(QInputDialog); -

782 -

783 d->ensureComboBox(); -

784 { -

785 const QSignalBlocker blocker(d->comboBox); -

786 d->comboBox->clear(); -

787 d->comboBox->addItems(items); -

788 } -

789 -

if (inputMode() == TextInput)

inputMode() == TextInput	Description
TRUE	never evaluated
FALSE	never evaluated

0

d->chooseRightTextInputWidget();

never executed: d->chooseRightTextInputWidget();

0

}

never executed: end of block

0

793 -

794 QStringList QInputDialog::comboBoxItems() const -

795 { -

796 Q_D(const QInputDialog); -

797 QStringList result; -

if (d->comboBox) {

d->comboBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

799 const int count = d->comboBox->count(); -

800 result.reserve(count); -

for (int i = 0; i < count; ++i)

i < count	Description
TRUE	never evaluated
FALSE	never evaluated

0

result.append(d->comboBox->itemText(i));

never executed: result.append(d->comboBox->itemText(i));

0

}

never executed: end of block

0

return result;

never executed: return result;

0

805 } -

806 -

807 /*! -

808 \property QInputDialog::intValue -

809 \since 4.5 -

810 \brief the current integer value accepted as input -

811 -

812 This property is only relevant when the input dialog is used in -

813 IntInput mode. -

814 */ -

815 void QInputDialog::setIntValue(int value) -

816 { -

817 Q_D(QInputDialog); -

818 setInputMode(IntInput); -

819 d->intSpinBox->setValue(value); -

}

never executed: end of block

0

821 -

822 int QInputDialog::intValue() const -

823 { -

824 Q_D(const QInputDialog); -

if (d->intSpinBox) {

d->intSpinBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

return d->intSpinBox->value();

never executed: return d->intSpinBox->value();

0

827 } else { -

return 0;

never executed: return 0;

0

829 } -

830 } -

831 -

832 /*! -

833 \property QInputDialog::intMinimum -

834 \since 4.5 -

835 \brief the minimum integer value accepted as input -

836 -

837 This property is only relevant when the input dialog is used in -

838 IntInput mode. -

839 */ -

840 void QInputDialog::setIntMinimum(int min) -

841 { -

842 Q_D(QInputDialog); -

843 d->ensureIntSpinBox(); -

844 d->intSpinBox->setMinimum(min); -

}

never executed: end of block

0

846 -

847 int QInputDialog::intMinimum() const -

848 { -

849 Q_D(const QInputDialog); -

if (d->intSpinBox) {

d->intSpinBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

return d->intSpinBox->minimum();

never executed: return d->intSpinBox->minimum();

0

852 } else { -

return 0;

never executed: return 0;

0

854 } -

855 } -

856 -

857 /*! -

858 \property QInputDialog::intMaximum -

859 \since 4.5 -

860 \brief the maximum integer value accepted as input -

861 -

862 This property is only relevant when the input dialog is used in -

863 IntInput mode. -

864 */ -

865 void QInputDialog::setIntMaximum(int max) -

866 { -

867 Q_D(QInputDialog); -

868 d->ensureIntSpinBox(); -

869 d->intSpinBox->setMaximum(max); -

}

never executed: end of block

0

871 -

872 int QInputDialog::intMaximum() const -

873 { -

874 Q_D(const QInputDialog); -

if (d->intSpinBox) {

d->intSpinBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

return d->intSpinBox->maximum();

never executed: return d->intSpinBox->maximum();

0

877 } else { -

return 99;

never executed: return 99;

0

879 } -

880 } -

881 -

882 /*! -

883 Sets the range of integer values accepted by the dialog when used in -

884 IntInput mode, with minimum and maximum values specified by \a min and -

885 \a max respectively. -

886 */ -

887 void QInputDialog::setIntRange(int min, int max) -

888 { -

889 Q_D(QInputDialog); -

890 d->ensureIntSpinBox(); -

891 d->intSpinBox->setRange(min, max); -

}

never executed: end of block

0

893 -

894 /*! -

895 \property QInputDialog::intStep -

896 \since 4.5 -

897 \brief the step by which the integer value is increased and decreased -

898 -

899 This property is only relevant when the input dialog is used in -

900 IntInput mode. -

901 */ -

902 void QInputDialog::setIntStep(int step) -

903 { -

904 Q_D(QInputDialog); -

905 d->ensureIntSpinBox(); -

906 d->intSpinBox->setSingleStep(step); -

}

never executed: end of block

0

908 -

909 int QInputDialog::intStep() const -

910 { -

911 Q_D(const QInputDialog); -

if (d->intSpinBox) {

d->intSpinBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

return d->intSpinBox->singleStep();

never executed: return d->intSpinBox->singleStep();

0

914 } else { -

return 1;

never executed: return 1;

0

916 } -

917 } -

918 -

919 /*! -

920 \property QInputDialog::doubleValue -

921 \since 4.5 -

922 \brief the current double precision floating point value accepted as input -

923 -

924 This property is only relevant when the input dialog is used in -

925 DoubleInput mode. -

926 */ -

927 void QInputDialog::setDoubleValue(double value) -

928 { -

929 Q_D(QInputDialog); -

930 setInputMode(DoubleInput); -

931 d->doubleSpinBox->setValue(value); -

}

never executed: end of block

0

933 -

934 double QInputDialog::doubleValue() const -

935 { -

936 Q_D(const QInputDialog); -

if (d->doubleSpinBox) {

d->doubleSpinBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

return d->doubleSpinBox->value();

never executed: return d->doubleSpinBox->value();

0

939 } else { -

return 0.0;

never executed: return 0.0;

0

941 } -

942 } -

943 -

944 /*! -

945 \property QInputDialog::doubleMinimum -

946 \since 4.5 -

947 \brief the minimum double precision floating point value accepted as input -

948 -

949 This property is only relevant when the input dialog is used in -

950 DoubleInput mode. -

951 */ -

952 void QInputDialog::setDoubleMinimum(double min) -

953 { -

954 Q_D(QInputDialog); -

955 d->ensureDoubleSpinBox(); -

956 d->doubleSpinBox->setMinimum(min); -

}

never executed: end of block

0

958 -

959 double QInputDialog::doubleMinimum() const -

960 { -

961 Q_D(const QInputDialog); -

if (d->doubleSpinBox) {

d->doubleSpinBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

return d->doubleSpinBox->minimum();

never executed: return d->doubleSpinBox->minimum();

0

964 } else { -

return 0.0;

never executed: return 0.0;

0

966 } -

967 } -

968 -

969 /*! -

970 \property QInputDialog::doubleMaximum -

971 \since 4.5 -

972 \brief the maximum double precision floating point value accepted as input -

973 -

974 This property is only relevant when the input dialog is used in -

975 DoubleInput mode. -

976 */ -

977 void QInputDialog::setDoubleMaximum(double max) -

978 { -

979 Q_D(QInputDialog); -

980 d->ensureDoubleSpinBox(); -

981 d->doubleSpinBox->setMaximum(max); -

}

never executed: end of block

0

983 -

984 double QInputDialog::doubleMaximum() const -

985 { -

986 Q_D(const QInputDialog); -

if (d->doubleSpinBox) {

d->doubleSpinBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

return d->doubleSpinBox->maximum();

never executed: return d->doubleSpinBox->maximum();

0

989 } else { -

return 99.99;

never executed: return 99.99;

0

991 } -

992 } -

993 -

994 /*! -

995 Sets the range of double precision floating point values accepted by the -

996 dialog when used in DoubleInput mode, with minimum and maximum values -

997 specified by \a min and \a max respectively. -

998 */ -

999 void QInputDialog::setDoubleRange(double min, double max) -

1000 { -

1001 Q_D(QInputDialog); -

1002 d->ensureDoubleSpinBox(); -

1003 d->doubleSpinBox->setRange(min, max); -

}

never executed: end of block

0

1005 -

1006 /*! -

1007 \since 4.5 -

1008 -

1009 \property QInputDialog::doubleDecimals -

1010 -

1011 \brief sets the precision of the double spinbox in decimals -

1012 -

1013 \sa QDoubleSpinBox::setDecimals() -

1014 */ -

1015 void QInputDialog::setDoubleDecimals(int decimals) -

1016 { -

1017 Q_D(QInputDialog); -

1018 d->ensureDoubleSpinBox(); -

1019 d->doubleSpinBox->setDecimals(decimals); -

}

never executed: end of block

0

1021 -

1022 int QInputDialog::doubleDecimals() const -

1023 { -

1024 Q_D(const QInputDialog); -

if (d->doubleSpinBox) {

d->doubleSpinBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

return d->doubleSpinBox->decimals();

never executed: return d->doubleSpinBox->decimals();

0

1027 } else { -

return 2;

never executed: return 2;

0

1029 } -

1030 } -

1031 -

1032 /*! -

1033 \since 4.5 -

1034 -

1035 \property QInputDialog::okButtonText -

1036 -

1037 \brief the text for the button used to accept the entry in the dialog -

1038 */ -

1039 void QInputDialog::setOkButtonText(const QString &text) -

1040 { -

1041 Q_D(const QInputDialog); -

1042 d->ensureLayout(); -

1043 d->buttonBox->button(QDialogButtonBox::Ok)->setText(text); -

}

never executed: end of block

0

1045 -

1046 QString QInputDialog::okButtonText() const -

1047 { -

1048 Q_D(const QInputDialog); -

1049 d->ensureLayout(); -

return d->buttonBox->button(QDialogButtonBox::Ok)->text();

never executed: return d->buttonBox->button(QDialogButtonBox::Ok)->text();

0

1051 } -

1052 -

1053 /*! -

1054 \since 4.5 -

1055 -

1056 \property QInputDialog::cancelButtonText -

1057 \brief the text for the button used to cancel the dialog -

1058 */ -

1059 void QInputDialog::setCancelButtonText(const QString &text) -

1060 { -

1061 Q_D(const QInputDialog); -

1062 d->ensureLayout(); -

1063 d->buttonBox->button(QDialogButtonBox::Cancel)->setText(text); -

}

never executed: end of block

0

1065 -

1066 QString QInputDialog::cancelButtonText() const -

1067 { -

1068 Q_D(const QInputDialog); -

1069 d->ensureLayout(); -

return d->buttonBox->button(QDialogButtonBox::Cancel)->text();

never executed: return d->buttonBox->button(QDialogButtonBox::Cancel)->text();

0

1071 } -

1072 -

1073 /*! -

1074 \since 4.5 -

1075 \overload -

1076 -

1077 This function connects one of its signals to the slot specified by \a receiver -

1078 and \a member. The specific signal depends on the arguments that are specified -

1079 in \a member. These are: -

1080 -

1081 \list -

1082 \li textValueSelected() if \a member has a QString for its first argument. -

1083 \li intValueSelected() if \a member has an int for its first argument. -

1084 \li doubleValueSelected() if \a member has a double for its first argument. -

1085 \li accepted() if \a member has NO arguments. -

1086 \endlist -

1087 -

1088 The signal will be disconnected from the slot when the dialog is closed. -

1089 */ -

1090 void QInputDialog::open(QObject *receiver, const char *member) -

1091 { -

1092 Q_D(QInputDialog); -

1093 connect(this, signalForMember(member), receiver, member); -

1094 d->receiverToDisconnectOnClose = receiver; -

1095 d->memberToDisconnectOnClose = member; -

1096 QDialog::open(); -

}

never executed: end of block

0

1098 -

1099 /*! -

1100 \reimp -

1101 */ -

1102 QSize QInputDialog::minimumSizeHint() const -

1103 { -

1104 Q_D(const QInputDialog); -

1105 d->ensureLayout(); -

return QDialog::minimumSizeHint();

never executed: return QDialog::minimumSizeHint();

0

1107 } -

1108 -

1109 /*! -

1110 \reimp -

1111 */ -

1112 QSize QInputDialog::sizeHint() const -

1113 { -

1114 Q_D(const QInputDialog); -

1115 d->ensureLayout(); -

return QDialog::sizeHint();

never executed: return QDialog::sizeHint();

0

1117 } -

1118 -

1119 /*! -

1120 \reimp -

1121 */ -

1122 void QInputDialog::setVisible(bool visible) -

1123 { -

1124 Q_D(const QInputDialog); -

if (visible) {

visible	Description
TRUE	never evaluated
FALSE	never evaluated

0

1126 d->ensureLayout(); -

1127 d->inputWidget->setFocus(); -

if (d->inputWidget == d->lineEdit) {

d->inputWidget == d->lineEdit	Description
TRUE	never evaluated
FALSE	never evaluated

0

1129 d->lineEdit->selectAll(); -

} else if (d->inputWidget == d->plainTextEdit) {

never executed: end of block

d->inputWidget...>plainTextEdit	Description
TRUE	never evaluated
FALSE	never evaluated

0

1131 d->plainTextEdit->selectAll(); -

} else if (d->inputWidget == d->intSpinBox) {

never executed: end of block

d->inputWidget... d->intSpinBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

1133 d->intSpinBox->selectAll(); -

} else if (d->inputWidget == d->doubleSpinBox) {

never executed: end of block

d->inputWidget...>doubleSpinBox	Description
TRUE	never evaluated
FALSE	never evaluated

0

1135 d->doubleSpinBox->selectAll(); -

}

never executed: end of block

0

}

never executed: end of block

0

1138 QDialog::setVisible(visible); -

}

never executed: end of block

0

1140 -

1141 /*! -

1142 Closes the dialog and sets its result code to \a result. If this dialog -

1143 is shown with exec(), done() causes the local event loop to finish, -

1144 and exec() to return \a result. -

1145 -

1146 \sa QDialog::done() -

1147 */ -

1148 void QInputDialog::done(int result) -

1149 { -

1150 Q_D(QInputDialog); -

1151 QDialog::done(result); -

if (result) {

result	Description
TRUE	never evaluated
FALSE	never evaluated

0

1153 InputMode mode = inputMode(); -

1154 switch (mode) { -

case DoubleInput:

never executed: case DoubleInput:

0

1156 emit doubleValueSelected(doubleValue()); -

break;

never executed: break;

0

case IntInput:

never executed: case IntInput:

0

1159 emit intValueSelected(intValue()); -

break;

never executed: break;

0

default:

never executed: default:

0

1162 Q_ASSERT(mode == TextInput); -

1163 emit textValueSelected(textValue()); -

}

never executed: end of block

0

1165 } -

if (d->receiverToDisconnectOnClose) {

d->receiverToDisconnectOnClose	Description
TRUE	never evaluated
FALSE	never evaluated

0

1167 disconnect(this, signalForMember(d->memberToDisconnectOnClose), -

1168 d->receiverToDisconnectOnClose, d->memberToDisconnectOnClose); -

1169 d->receiverToDisconnectOnClose = 0; -

}

never executed: end of block

0

1171 d->memberToDisconnectOnClose.clear(); -

}

never executed: end of block

0

1173 -

1174 /*! -

1175 Static convenience function to get a string from the user. -

1176 -

1177 \a title is the text which is displayed in the title bar of the dialog. -

1178 \a label is the text which is shown to the user (it should say what should -

1179 be entered). -

1180 \a text is the default text which is placed in the line edit. -

1181 \a mode is the echo mode the line edit will use. -

1182 \a inputMethodHints is the input method hints that will be used in the -

1183 edit widget if an input method is active. -

1184 -

1185 If \a ok is nonnull \e *\a ok will be set to true if the user pressed -

1186 \uicontrol OK and to false if the user pressed \uicontrol Cancel. The dialog's parent -

1187 is \a parent. The dialog will be modal and uses the specified widget -

1188 \a flags. -

1189 -

1190 If the dialog is accepted, this function returns the text in the dialog's -

1191 line edit. If the dialog is rejected, a null QString is returned. -

1192 -

1193 Use this static function like this: -

1194 -

1195 \snippet dialogs/standarddialogs/dialog.cpp 3 -

1196 -

1197 \warning Do not delete \a parent during the execution of the dialog. If you -

1198 want to do this, you should create the dialog yourself using one of the -

1199 QInputDialog constructors. -

1200 -

1201 \sa getInt(), getDouble(), getItem(), getMultiLineText() -

1202 */ -

1203 -

1204 QString QInputDialog::getText(QWidget *parent, const QString &title, const QString &label, -

1205 QLineEdit::EchoMode mode, const QString &text, bool *ok, -

1206 Qt::WindowFlags flags, Qt::InputMethodHints inputMethodHints) -

1207 { -

1208 QInputDialog dialog(parent, flags); -

1209 dialog.setWindowTitle(title); -

1210 dialog.setLabelText(label); -

1211 dialog.setTextValue(text); -

1212 dialog.setTextEchoMode(mode); -

1213 dialog.setInputMethodHints(inputMethodHints); -

1214 -

1215 int ret = dialog.exec(); -

if (ok)

ok	Description
TRUE	never evaluated
FALSE	never evaluated

0

*ok = !!ret;

never executed: *ok = !!ret;

0

if (ret) {

ret	Description
TRUE	never evaluated
FALSE	never evaluated

0

return dialog.textValue();

never executed: return dialog.textValue();

0

1220 } else { -

return QString();

never executed: return QString();

0

1222 } -

1223 } -

1224 -

1225 /*! -

1226 \since 5.2 -

1227 -

1228 Static convenience function to get a multiline string from the user. -

1229 -

1230 \a title is the text which is displayed in the title bar of the dialog. -

1231 \a label is the text which is shown to the user (it should say what should -

1232 be entered). -

1233 \a text is the default text which is placed in the plain text edit. -

1234 \a inputMethodHints is the input method hints that will be used in the -

1235 edit widget if an input method is active. -

1236 -

1237 If \a ok is nonnull \e *\a ok will be set to true if the user pressed -

1238 \uicontrol OK and to false if the user pressed \uicontrol Cancel. The dialog's parent -

1239 is \a parent. The dialog will be modal and uses the specified widget -

1240 \a flags. -

1241 -

1242 If the dialog is accepted, this function returns the text in the dialog's -

1243 plain text edit. If the dialog is rejected, a null QString is returned. -

1244 -

1245 Use this static function like this: -

1246 -

1247 \snippet dialogs/standarddialogs/dialog.cpp 4 -

1248 -

1249 \warning Do not delete \a parent during the execution of the dialog. If you -

1250 want to do this, you should create the dialog yourself using one of the -

1251 QInputDialog constructors. -

1252 -

1253 \sa getInt(), getDouble(), getItem(), getText() -

1254 */ -

1255 -

1256 QString QInputDialog::getMultiLineText(QWidget *parent, const QString &title, const QString &label, -

1257 const QString &text, bool *ok, Qt::WindowFlags flags, -

1258 Qt::InputMethodHints inputMethodHints) -

1259 { -

1260 QInputDialog dialog(parent, flags); -

1261 dialog.setOptions(QInputDialog::UsePlainTextEditForTextInput); -

1262 dialog.setWindowTitle(title); -

1263 dialog.setLabelText(label); -

1264 dialog.setTextValue(text); -

1265 dialog.setInputMethodHints(inputMethodHints); -

1266 -

1267 int ret = dialog.exec(); -

if (ok)

ok	Description
TRUE	never evaluated
FALSE	never evaluated

0

*ok = !!ret;

never executed: *ok = !!ret;

0

if (ret) {

ret	Description
TRUE	never evaluated
FALSE	never evaluated

0

return dialog.textValue();

never executed: return dialog.textValue();

0

1272 } else { -

return QString();

never executed: return QString();

0

1274 } -

1275 } -

1276 -

1277 /*! -

1278 \since 4.5 -

1279 -

1280 Static convenience function to get an integer input from the user. -

1281 -

1282 \a title is the text which is displayed in the title bar of the dialog. -

1283 \a label is the text which is shown to the user (it should say what should -

1284 be entered). -

1285 \a value is the default integer which the spinbox will be set to. -

1286 \a min and \a max are the minimum and maximum values the user may choose. -

1287 \a step is the amount by which the values change as the user presses the -

1288 arrow buttons to increment or decrement the value. -

1289 -

1290 If \a ok is nonnull *\a ok will be set to true if the user pressed \uicontrol OK -

1291 and to false if the user pressed \uicontrol Cancel. The dialog's parent is -

1292 \a parent. The dialog will be modal and uses the widget \a flags. -

1293 -

1294 On success, this function returns the integer which has been entered by the -

1295 user; on failure, it returns the initial \a value. -

1296 -

1297 Use this static function like this: -

1298 -

1299 \snippet dialogs/standarddialogs/dialog.cpp 0 -

1300 -

1301 \warning Do not delete \a parent during the execution of the dialog. If you -

1302 want to do this, you should create the dialog yourself using one of the -

1303 QInputDialog constructors. -

1304 -

1305 \sa getText(), getDouble(), getItem(), getMultiLineText() -

1306 */ -

1307 -

1308 int QInputDialog::getInt(QWidget *parent, const QString &title, const QString &label, int value, -

1309 int min, int max, int step, bool *ok, Qt::WindowFlags flags) -

1310 { -

1311 QInputDialog dialog(parent, flags); -

1312 dialog.setWindowTitle(title); -

1313 dialog.setLabelText(label); -

1314 dialog.setIntRange(min, max); -

1315 dialog.setIntValue(value); -

1316 dialog.setIntStep(step); -

1317 -

1318 int ret = dialog.exec(); -

if (ok)

ok	Description
TRUE	never evaluated
FALSE	never evaluated

0

*ok = !!ret;

never executed: *ok = !!ret;

0

if (ret) {

ret	Description
TRUE	never evaluated
FALSE	never evaluated

0

return dialog.intValue();

never executed: return dialog.intValue();

0

1323 } else { -

return value;

never executed: return value;

0

1325 } -

1326 } -

1327 -

1328 /*! -

1329 \fn QInputDialog::getInteger(QWidget *parent, const QString &title, const QString &label, int value, int min, int max, int step, bool *ok, Qt::WindowFlags flags) -

1330 \deprecated use getInt() -

1331 -

1332 Static convenience function to get an integer input from the user. -

1333 -

1334 \a title is the text which is displayed in the title bar of the dialog. -

1335 \a label is the text which is shown to the user (it should say what should -

1336 be entered). -

1337 \a value is the default integer which the spinbox will be set to. -

1338 \a min and \a max are the minimum and maximum values the user may choose. -

1339 \a step is the amount by which the values change as the user presses the -

1340 arrow buttons to increment or decrement the value. -

1341 -

1342 If \a ok is nonnull *\a ok will be set to true if the user pressed \uicontrol OK -

1343 and to false if the user pressed \uicontrol Cancel. The dialog's parent is -

1344 \a parent. The dialog will be modal and uses the widget \a flags. -

1345 -

1346 On success, this function returns the integer which has been entered by the -

1347 user; on failure, it returns the initial \a value. -

1348 -

1349 Use this static function like this: -

1350 -

1351 \snippet dialogs/standarddialogs/dialog.cpp 0 -

1352 -

1353 \warning Do not delete \a parent during the execution of the dialog. If you -

1354 want to do this, you should create the dialog yourself using one of the -

1355 QInputDialog constructors. -

1356 -

1357 \sa getText(), getDouble(), getItem(), getMultiLineText() -

1358 */ -

1359 -

1360 /*! -

1361 Static convenience function to get a floating point number from the user. -

1362 -

1363 \a title is the text which is displayed in the title bar of the dialog. -

1364 \a label is the text which is shown to the user (it should say what should -

1365 be entered). -

1366 \a value is the default floating point number that the line edit will be -

1367 set to. -

1368 \a min and \a max are the minimum and maximum values the user may choose. -

1369 \a decimals is the maximum number of decimal places the number may have. -

1370 -

1371 If \a ok is nonnull, *\a ok will be set to true if the user pressed \uicontrol OK -

1372 and to false if the user pressed \uicontrol Cancel. The dialog's parent is -

1373 \a parent. The dialog will be modal and uses the widget \a flags. -

1374 -

1375 This function returns the floating point number which has been entered by -

1376 the user. -

1377 -

1378 Use this static function like this: -

1379 -

1380 \snippet dialogs/standarddialogs/dialog.cpp 1 -

1381 -

1382 \warning Do not delete \a parent during the execution of the dialog. If you -

1383 want to do this, you should create the dialog yourself using one of the -

1384 QInputDialog constructors. -

1385 -

1386 \sa getText(), getInt(), getItem(), getMultiLineText() -

1387 */ -

1388 -

1389 double QInputDialog::getDouble(QWidget *parent, const QString &title, const QString &label, -

1390 double value, double min, double max, int decimals, bool *ok, -

1391 Qt::WindowFlags flags) -

1392 { -

1393 QInputDialog dialog(parent, flags); -

1394 dialog.setWindowTitle(title); -

1395 dialog.setLabelText(label); -

1396 dialog.setDoubleDecimals(decimals); -

1397 dialog.setDoubleRange(min, max); -

1398 dialog.setDoubleValue(value); -

1399 -

1400 int ret = dialog.exec(); -

if (ok)

ok	Description
TRUE	never evaluated
FALSE	never evaluated

0

*ok = !!ret;

never executed: *ok = !!ret;

0

if (ret) {

ret	Description
TRUE	never evaluated
FALSE	never evaluated

0

return dialog.doubleValue();

never executed: return dialog.doubleValue();

0

1405 } else { -

return value;

never executed: return value;

0

1407 } -

1408 } -

1409 -

1410 /*! -

1411 Static convenience function to let the user select an item from a string -

1412 list. -

1413 -

1414 \a title is the text which is displayed in the title bar of the dialog. -

1415 \a label is the text which is shown to the user (it should say what should -

1416 be entered). -

1417 \a items is the string list which is inserted into the combo box. -

1418 \a current is the number of the item which should be the current item. -

1419 \a inputMethodHints is the input method hints that will be used if the -

1420 combo box is editable and an input method is active. -

1421 -

1422 If \a editable is true the user can enter their own text; otherwise, the -

1423 user may only select one of the existing items. -

1424 -

1425 If \a ok is nonnull \e *\a ok will be set to true if the user pressed -

1426 \uicontrol OK and to false if the user pressed \uicontrol Cancel. The dialog's parent -

1427 is \a parent. The dialog will be modal and uses the widget \a flags. -

1428 -

1429 This function returns the text of the current item, or if \a editable is -

1430 true, the current text of the combo box. -

1431 -

1432 Use this static function like this: -

1433 -

1434 \snippet dialogs/standarddialogs/dialog.cpp 2 -

1435 -

1436 \warning Do not delete \a parent during the execution of the dialog. If you -

1437 want to do this, you should create the dialog yourself using one of the -

1438 QInputDialog constructors. -

1439 -

1440 \sa getText(), getInt(), getDouble(), getMultiLineText() -

1441 */ -

1442 -

1443 QString QInputDialog::getItem(QWidget *parent, const QString &title, const QString &label, -

1444 const QStringList &items, int current, bool editable, bool *ok, -

1445 Qt::WindowFlags flags, Qt::InputMethodHints inputMethodHints) -

1446 { -

1447 QString text(items.value(current)); -

1448 -

1449 QInputDialog dialog(parent, flags); -

1450 dialog.setWindowTitle(title); -

1451 dialog.setLabelText(label); -

1452 dialog.setComboBoxItems(items); -

1453 dialog.setTextValue(text); -

1454 dialog.setComboBoxEditable(editable); -

1455 dialog.setInputMethodHints(inputMethodHints); -

1456 -

1457 int ret = dialog.exec(); -

if (ok)

ok	Description
TRUE	never evaluated
FALSE	never evaluated

0

*ok = !!ret;

never executed: *ok = !!ret;

0

if (ret) {

ret	Description
TRUE	never evaluated
FALSE	never evaluated

0

return dialog.textValue();

never executed: return dialog.textValue();

0

1462 } else { -

return text;

never executed: return text;

0

1464 } -

1465 } -

1466 -

1467 /*! -

1468 \fn void QInputDialog::doubleValueChanged(double value) -

1469 -

1470 This signal is emitted whenever the double value changes in the dialog. -

1471 The current value is specified by \a value. -

1472 -

1473 This signal is only relevant when the input dialog is used in -

1474 DoubleInput mode. -

1475 */ -

1476 -

1477 /*! -

1478 \fn void QInputDialog::doubleValueSelected(double value) -

1479 -

1480 This signal is emitted whenever the user selects a double value by -

1481 accepting the dialog; for example, by clicking the \uicontrol{OK} button. -

1482 The selected value is specified by \a value. -

1483 -

1484 This signal is only relevant when the input dialog is used in -

1485 DoubleInput mode. -

1486 */ -

1487 -

1488 /*! -

1489 \fn void QInputDialog::intValueChanged(int value) -

1490 -

1491 This signal is emitted whenever the integer value changes in the dialog. -

1492 The current value is specified by \a value. -

1493 -

1494 This signal is only relevant when the input dialog is used in -

1495 IntInput mode. -

1496 */ -

1497 -

1498 /*! -

1499 \fn void QInputDialog::intValueSelected(int value) -

1500 -

1501 This signal is emitted whenever the user selects a integer value by -

1502 accepting the dialog; for example, by clicking the \uicontrol{OK} button. -

1503 The selected value is specified by \a value. -

1504 -

1505 This signal is only relevant when the input dialog is used in -

1506 IntInput mode. -

1507 */ -

1508 -

1509 /*! -

1510 \fn void QInputDialog::textValueChanged(const QString &text) -

1511 -

1512 This signal is emitted whenever the text string changes in the dialog. -

1513 The current string is specified by \a text. -

1514 -

1515 This signal is only relevant when the input dialog is used in -

1516 TextInput mode. -

1517 */ -

1518 -

1519 /*! -

1520 \fn void QInputDialog::textValueSelected(const QString &text) -

1521 -

1522 This signal is emitted whenever the user selects a text string by -

1523 accepting the dialog; for example, by clicking the \uicontrol{OK} button. -

1524 The selected string is specified by \a text. -

1525 -

1526 This signal is only relevant when the input dialog is used in -

1527 TextInput mode. -

1528 */ -

1529 -

1530 QT_END_NAMESPACE -

1531 -

1532 #include "qinputdialog.moc" -

1533 #include "moc_qinputdialog.cpp" -

1534 -

1535 #endif // QT_NO_INPUTDIALOG -

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