5635823e17
As in the past, to avoid rewriting various autotests that contain line-number information, an extra blank line has been inserted at the end of the license text to ensure that this commit does not change the total number of lines in the license header. Change-Id: I311e001373776812699d6efc045b5f742890c689 Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>
472 lines
18 KiB
C++
472 lines
18 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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** the names of its contributors may be used to endorse or promote
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** products derived from this software without specific prior written
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** permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtWidgets>
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#include "dialog.h"
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#define MESSAGE \
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Dialog::tr("<p>Message boxes have a caption, a text, " \
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"and any number of buttons, each with standard or custom texts." \
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"<p>Click a button to close the message box. Pressing the Esc button " \
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"will activate the detected escape button (if any).")
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class DialogOptionsWidget : public QGroupBox
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{
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public:
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explicit DialogOptionsWidget(QWidget *parent = 0);
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void addCheckBox(const QString &text, int value);
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void addSpacer();
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int value() const;
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private:
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typedef QPair<QCheckBox *, int> CheckBoxEntry;
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QVBoxLayout *layout;
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QList<CheckBoxEntry> checkBoxEntries;
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};
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DialogOptionsWidget::DialogOptionsWidget(QWidget *parent) :
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QGroupBox(parent) , layout(new QVBoxLayout)
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{
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setTitle(Dialog::tr("Options"));
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setLayout(layout);
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}
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void DialogOptionsWidget::addCheckBox(const QString &text, int value)
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{
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QCheckBox *checkBox = new QCheckBox(text);
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layout->addWidget(checkBox);
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checkBoxEntries.append(CheckBoxEntry(checkBox, value));
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}
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void DialogOptionsWidget::addSpacer()
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{
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layout->addItem(new QSpacerItem(0, 0, QSizePolicy::Ignored, QSizePolicy::MinimumExpanding));
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}
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int DialogOptionsWidget::value() const
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{
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int result = 0;
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foreach (const CheckBoxEntry &checkboxEntry, checkBoxEntries)
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if (checkboxEntry.first->isChecked())
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result |= checkboxEntry.second;
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return result;
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}
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Dialog::Dialog(QWidget *parent)
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: QWidget(parent)
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{
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QVBoxLayout *mainLayout = new QVBoxLayout(this);
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QToolBox *toolbox = new QToolBox;
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mainLayout->addWidget(toolbox);
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errorMessageDialog = new QErrorMessage(this);
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int frameStyle = QFrame::Sunken | QFrame::Panel;
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integerLabel = new QLabel;
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integerLabel->setFrameStyle(frameStyle);
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QPushButton *integerButton =
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new QPushButton(tr("QInputDialog::get&Int()"));
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doubleLabel = new QLabel;
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doubleLabel->setFrameStyle(frameStyle);
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QPushButton *doubleButton =
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new QPushButton(tr("QInputDialog::get&Double()"));
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itemLabel = new QLabel;
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itemLabel->setFrameStyle(frameStyle);
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QPushButton *itemButton = new QPushButton(tr("QInputDialog::getIte&m()"));
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textLabel = new QLabel;
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textLabel->setFrameStyle(frameStyle);
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QPushButton *textButton = new QPushButton(tr("QInputDialog::get&Text()"));
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colorLabel = new QLabel;
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colorLabel->setFrameStyle(frameStyle);
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QPushButton *colorButton = new QPushButton(tr("QColorDialog::get&Color()"));
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fontLabel = new QLabel;
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fontLabel->setFrameStyle(frameStyle);
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QPushButton *fontButton = new QPushButton(tr("QFontDialog::get&Font()"));
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directoryLabel = new QLabel;
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directoryLabel->setFrameStyle(frameStyle);
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QPushButton *directoryButton =
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new QPushButton(tr("QFileDialog::getE&xistingDirectory()"));
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openFileNameLabel = new QLabel;
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openFileNameLabel->setFrameStyle(frameStyle);
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QPushButton *openFileNameButton =
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new QPushButton(tr("QFileDialog::get&OpenFileName()"));
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openFileNamesLabel = new QLabel;
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openFileNamesLabel->setFrameStyle(frameStyle);
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QPushButton *openFileNamesButton =
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new QPushButton(tr("QFileDialog::&getOpenFileNames()"));
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saveFileNameLabel = new QLabel;
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saveFileNameLabel->setFrameStyle(frameStyle);
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QPushButton *saveFileNameButton =
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new QPushButton(tr("QFileDialog::get&SaveFileName()"));
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criticalLabel = new QLabel;
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criticalLabel->setFrameStyle(frameStyle);
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QPushButton *criticalButton =
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new QPushButton(tr("QMessageBox::critica&l()"));
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informationLabel = new QLabel;
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informationLabel->setFrameStyle(frameStyle);
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QPushButton *informationButton =
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new QPushButton(tr("QMessageBox::i&nformation()"));
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questionLabel = new QLabel;
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questionLabel->setFrameStyle(frameStyle);
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QPushButton *questionButton =
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new QPushButton(tr("QMessageBox::&question()"));
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warningLabel = new QLabel;
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warningLabel->setFrameStyle(frameStyle);
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QPushButton *warningButton = new QPushButton(tr("QMessageBox::&warning()"));
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errorLabel = new QLabel;
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errorLabel->setFrameStyle(frameStyle);
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QPushButton *errorButton =
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new QPushButton(tr("QErrorMessage::showM&essage()"));
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connect(integerButton, SIGNAL(clicked()), this, SLOT(setInteger()));
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connect(doubleButton, SIGNAL(clicked()), this, SLOT(setDouble()));
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connect(itemButton, SIGNAL(clicked()), this, SLOT(setItem()));
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connect(textButton, SIGNAL(clicked()), this, SLOT(setText()));
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connect(colorButton, SIGNAL(clicked()), this, SLOT(setColor()));
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connect(fontButton, SIGNAL(clicked()), this, SLOT(setFont()));
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connect(directoryButton, SIGNAL(clicked()),
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this, SLOT(setExistingDirectory()));
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connect(openFileNameButton, SIGNAL(clicked()),
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this, SLOT(setOpenFileName()));
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connect(openFileNamesButton, SIGNAL(clicked()),
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this, SLOT(setOpenFileNames()));
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connect(saveFileNameButton, SIGNAL(clicked()),
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this, SLOT(setSaveFileName()));
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connect(criticalButton, SIGNAL(clicked()), this, SLOT(criticalMessage()));
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connect(informationButton, SIGNAL(clicked()),
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this, SLOT(informationMessage()));
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connect(questionButton, SIGNAL(clicked()), this, SLOT(questionMessage()));
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connect(warningButton, SIGNAL(clicked()), this, SLOT(warningMessage()));
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connect(errorButton, SIGNAL(clicked()), this, SLOT(errorMessage()));
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QWidget *page = new QWidget;
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QGridLayout *layout = new QGridLayout(page);
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layout->setColumnStretch(1, 1);
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layout->setColumnMinimumWidth(1, 250);
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layout->addWidget(integerButton, 0, 0);
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layout->addWidget(integerLabel, 0, 1);
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layout->addWidget(doubleButton, 1, 0);
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layout->addWidget(doubleLabel, 1, 1);
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layout->addWidget(itemButton, 2, 0);
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layout->addWidget(itemLabel, 2, 1);
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layout->addWidget(textButton, 3, 0);
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layout->addWidget(textLabel, 3, 1);
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layout->addItem(new QSpacerItem(0, 0, QSizePolicy::Ignored, QSizePolicy::MinimumExpanding), 4, 0);
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toolbox->addItem(page, tr("Input Dialogs"));
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const QString doNotUseNativeDialog = tr("Do not use native dialog");
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page = new QWidget;
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layout = new QGridLayout(page);
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layout->setColumnStretch(1, 1);
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layout->addWidget(colorButton, 0, 0);
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layout->addWidget(colorLabel, 0, 1);
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colorDialogOptionsWidget = new DialogOptionsWidget;
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colorDialogOptionsWidget->addCheckBox(doNotUseNativeDialog, QColorDialog::DontUseNativeDialog);
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colorDialogOptionsWidget->addCheckBox(tr("Show alpha channel") , QColorDialog::ShowAlphaChannel);
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colorDialogOptionsWidget->addCheckBox(tr("No buttons") , QColorDialog::NoButtons);
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layout->addItem(new QSpacerItem(0, 0, QSizePolicy::Ignored, QSizePolicy::MinimumExpanding), 1, 0);
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layout->addWidget(colorDialogOptionsWidget, 2, 0, 1 ,2);
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toolbox->addItem(page, tr("Color Dialog"));
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page = new QWidget;
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layout = new QGridLayout(page);
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layout->setColumnStretch(1, 1);
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layout->addWidget(fontButton, 0, 0);
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layout->addWidget(fontLabel, 0, 1);
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fontDialogOptionsWidget = new DialogOptionsWidget;
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fontDialogOptionsWidget->addCheckBox(doNotUseNativeDialog, QFontDialog::DontUseNativeDialog);
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fontDialogOptionsWidget->addCheckBox(tr("No buttons") , QFontDialog::NoButtons);
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layout->addItem(new QSpacerItem(0, 0, QSizePolicy::Ignored, QSizePolicy::MinimumExpanding), 1, 0);
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layout->addWidget(fontDialogOptionsWidget, 2, 0, 1 ,2);
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toolbox->addItem(page, tr("Font Dialog"));
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page = new QWidget;
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layout = new QGridLayout(page);
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layout->setColumnStretch(1, 1);
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layout->addWidget(directoryButton, 0, 0);
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layout->addWidget(directoryLabel, 0, 1);
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layout->addWidget(openFileNameButton, 1, 0);
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layout->addWidget(openFileNameLabel, 1, 1);
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layout->addWidget(openFileNamesButton, 2, 0);
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layout->addWidget(openFileNamesLabel, 2, 1);
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layout->addWidget(saveFileNameButton, 3, 0);
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layout->addWidget(saveFileNameLabel, 3, 1);
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fileDialogOptionsWidget = new DialogOptionsWidget;
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fileDialogOptionsWidget->addCheckBox(doNotUseNativeDialog, QFileDialog::DontUseNativeDialog);
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fileDialogOptionsWidget->addCheckBox(tr("Show directories only"), QFileDialog::ShowDirsOnly);
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fileDialogOptionsWidget->addCheckBox(tr("Do not resolve symlinks"), QFileDialog::DontResolveSymlinks);
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fileDialogOptionsWidget->addCheckBox(tr("Do not confirm overwrite"), QFileDialog::DontConfirmOverwrite);
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fileDialogOptionsWidget->addCheckBox(tr("Do not use sheet"), QFileDialog::DontUseSheet);
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fileDialogOptionsWidget->addCheckBox(tr("Readonly"), QFileDialog::ReadOnly);
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fileDialogOptionsWidget->addCheckBox(tr("Hide name filter details"), QFileDialog::HideNameFilterDetails);
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layout->addItem(new QSpacerItem(0, 0, QSizePolicy::Ignored, QSizePolicy::MinimumExpanding), 4, 0);
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layout->addWidget(fileDialogOptionsWidget, 5, 0, 1 ,2);
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toolbox->addItem(page, tr("File Dialogs"));
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page = new QWidget;
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layout = new QGridLayout(page);
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layout->setColumnStretch(1, 1);
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layout->addWidget(criticalButton, 0, 0);
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layout->addWidget(criticalLabel, 0, 1);
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layout->addWidget(informationButton, 1, 0);
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layout->addWidget(informationLabel, 1, 1);
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layout->addWidget(questionButton, 2, 0);
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layout->addWidget(questionLabel, 2, 1);
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layout->addWidget(warningButton, 3, 0);
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layout->addWidget(warningLabel, 3, 1);
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layout->addWidget(errorButton, 4, 0);
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layout->addWidget(errorLabel, 4, 1);
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layout->addItem(new QSpacerItem(0, 0, QSizePolicy::Ignored, QSizePolicy::MinimumExpanding), 5, 0);
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toolbox->addItem(page, tr("Message Boxes"));
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setWindowTitle(tr("Standard Dialogs"));
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}
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void Dialog::setInteger()
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{
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//! [0]
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bool ok;
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int i = QInputDialog::getInt(this, tr("QInputDialog::getInteger()"),
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tr("Percentage:"), 25, 0, 100, 1, &ok);
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if (ok)
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integerLabel->setText(tr("%1%").arg(i));
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//! [0]
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}
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void Dialog::setDouble()
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{
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//! [1]
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bool ok;
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double d = QInputDialog::getDouble(this, tr("QInputDialog::getDouble()"),
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tr("Amount:"), 37.56, -10000, 10000, 2, &ok);
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if (ok)
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doubleLabel->setText(QString("$%1").arg(d));
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//! [1]
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}
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void Dialog::setItem()
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{
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//! [2]
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QStringList items;
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items << tr("Spring") << tr("Summer") << tr("Fall") << tr("Winter");
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bool ok;
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QString item = QInputDialog::getItem(this, tr("QInputDialog::getItem()"),
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tr("Season:"), items, 0, false, &ok);
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if (ok && !item.isEmpty())
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itemLabel->setText(item);
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//! [2]
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}
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void Dialog::setText()
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{
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//! [3]
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bool ok;
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QString text = QInputDialog::getText(this, tr("QInputDialog::getText()"),
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tr("User name:"), QLineEdit::Normal,
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QDir::home().dirName(), &ok);
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if (ok && !text.isEmpty())
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textLabel->setText(text);
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//! [3]
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}
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void Dialog::setColor()
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{
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const QColorDialog::ColorDialogOptions options = QFlag(colorDialogOptionsWidget->value());
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const QColor color = QColorDialog::getColor(Qt::green, this, "Select Color", options);
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if (color.isValid()) {
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colorLabel->setText(color.name());
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colorLabel->setPalette(QPalette(color));
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colorLabel->setAutoFillBackground(true);
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}
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}
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void Dialog::setFont()
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{
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const QFontDialog::FontDialogOptions options = QFlag(fontDialogOptionsWidget->value());
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bool ok;
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QFont font = QFontDialog::getFont(&ok, QFont(fontLabel->text()), this, "Select Font", options);
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if (ok) {
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fontLabel->setText(font.key());
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fontLabel->setFont(font);
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}
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}
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void Dialog::setExistingDirectory()
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{
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QFileDialog::Options options = QFlag(fileDialogOptionsWidget->value());
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options |= QFileDialog::DontResolveSymlinks | QFileDialog::ShowDirsOnly;
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QString directory = QFileDialog::getExistingDirectory(this,
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tr("QFileDialog::getExistingDirectory()"),
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directoryLabel->text(),
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options);
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if (!directory.isEmpty())
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directoryLabel->setText(directory);
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}
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void Dialog::setOpenFileName()
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{
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const QFileDialog::Options options = QFlag(fileDialogOptionsWidget->value());
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QString selectedFilter;
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QString fileName = QFileDialog::getOpenFileName(this,
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tr("QFileDialog::getOpenFileName()"),
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openFileNameLabel->text(),
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tr("All Files (*);;Text Files (*.txt)"),
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&selectedFilter,
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options);
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if (!fileName.isEmpty())
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openFileNameLabel->setText(fileName);
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}
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void Dialog::setOpenFileNames()
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{
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const QFileDialog::Options options = QFlag(fileDialogOptionsWidget->value());
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QString selectedFilter;
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QStringList files = QFileDialog::getOpenFileNames(
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this, tr("QFileDialog::getOpenFileNames()"),
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openFilesPath,
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tr("All Files (*);;Text Files (*.txt)"),
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&selectedFilter,
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options);
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if (files.count()) {
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openFilesPath = files[0];
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openFileNamesLabel->setText(QString("[%1]").arg(files.join(", ")));
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}
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}
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void Dialog::setSaveFileName()
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{
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const QFileDialog::Options options = QFlag(fileDialogOptionsWidget->value());
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QString selectedFilter;
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QString fileName = QFileDialog::getSaveFileName(this,
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tr("QFileDialog::getSaveFileName()"),
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saveFileNameLabel->text(),
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tr("All Files (*);;Text Files (*.txt)"),
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&selectedFilter,
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options);
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if (!fileName.isEmpty())
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saveFileNameLabel->setText(fileName);
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}
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void Dialog::criticalMessage()
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{
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QMessageBox::StandardButton reply;
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reply = QMessageBox::critical(this, tr("QMessageBox::critical()"),
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MESSAGE,
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QMessageBox::Abort | QMessageBox::Retry | QMessageBox::Ignore);
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if (reply == QMessageBox::Abort)
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criticalLabel->setText(tr("Abort"));
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else if (reply == QMessageBox::Retry)
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criticalLabel->setText(tr("Retry"));
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else
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criticalLabel->setText(tr("Ignore"));
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}
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void Dialog::informationMessage()
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{
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QMessageBox::StandardButton reply;
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reply = QMessageBox::information(this, tr("QMessageBox::information()"), MESSAGE);
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if (reply == QMessageBox::Ok)
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informationLabel->setText(tr("OK"));
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else
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informationLabel->setText(tr("Escape"));
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}
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void Dialog::questionMessage()
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{
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QMessageBox::StandardButton reply;
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reply = QMessageBox::question(this, tr("QMessageBox::question()"),
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MESSAGE,
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QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel);
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if (reply == QMessageBox::Yes)
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questionLabel->setText(tr("Yes"));
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else if (reply == QMessageBox::No)
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questionLabel->setText(tr("No"));
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else
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questionLabel->setText(tr("Cancel"));
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}
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void Dialog::warningMessage()
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{
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QMessageBox msgBox(QMessageBox::Warning, tr("QMessageBox::warning()"),
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MESSAGE, 0, this);
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msgBox.addButton(tr("Save &Again"), QMessageBox::AcceptRole);
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msgBox.addButton(tr("&Continue"), QMessageBox::RejectRole);
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if (msgBox.exec() == QMessageBox::AcceptRole)
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warningLabel->setText(tr("Save Again"));
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else
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warningLabel->setText(tr("Continue"));
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}
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void Dialog::errorMessage()
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{
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errorMessageDialog->showMessage(
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tr("This dialog shows and remembers error messages. "
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"If the checkbox is checked (as it is by default), "
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"the shown message will be shown again, "
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"but if the user unchecks the box the message "
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"will not appear again if QErrorMessage::showMessage() "
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"is called with the same message."));
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errorLabel->setText(tr("If the box is unchecked, the message "
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"won't appear again."));
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}
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