Manual test for QColorDialog

Change-Id: I4eab3ecfbe5b6e7d663fe92d49af173fd179ba6e
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>

tests/manual/dialogs/colordialogpanel.cpp

@@ -0,0 +1,191 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "colordialogpanel.h"
+
+#include <QGroupBox>
+#include <QCheckBox>
+#include <QPushButton>
+#include <QVBoxLayout>
+#include <QHBoxLayout>
+#include <QMessageBox>
+#include <QTimer>
+#include <QDebug>
+
+static inline QPushButton *addButton(const QString &description, QVBoxLayout *layout,
+                                     QObject *receiver, const char *slotFunc)
+{
+    QPushButton *button = new QPushButton(description);
+    QObject::connect(button, SIGNAL(clicked()), receiver, slotFunc);
+    layout->addWidget(button);
+    return button;
+}
+
+ColorDialogPanel::ColorDialogPanel(QWidget *parent)
+    : QWidget(parent)
+    , m_showAlphaChannel(new QCheckBox(tr("Show alpha channel")))
+    , m_noButtons(new QCheckBox(tr("Don't display OK/Cancel buttons")))
+    , m_dontUseNativeDialog(new QCheckBox(tr("Don't use native dialog")))
+{
+    // Options
+    QGroupBox *optionsGroupBox = new QGroupBox(tr("Options"), this);
+    QVBoxLayout *optionsLayout = new QVBoxLayout(optionsGroupBox);
+    optionsLayout->addWidget(m_showAlphaChannel);
+    optionsLayout->addWidget(m_noButtons);
+    optionsLayout->addWidget(m_dontUseNativeDialog);
+    optionsLayout->addStretch();
+
+    // Buttons
+    QGroupBox *buttonsGroupBox = new QGroupBox(tr("Show"));
+    QVBoxLayout *buttonsLayout = new QVBoxLayout(buttonsGroupBox);
+    addButton(tr("Exec modal"), buttonsLayout, this, SLOT(execModal()));
+    addButton(tr("Show modal"), buttonsLayout, this, SLOT(showModal()));
+    m_deleteModalDialogButton =
+        addButton(tr("Delete modal"), buttonsLayout, this, SLOT(deleteModalDialog()));
+    addButton(tr("Show non-modal"), buttonsLayout, this, SLOT(showNonModal()));
+    m_deleteNonModalDialogButton =
+        addButton(tr("Delete non-modal"), buttonsLayout, this, SLOT(deleteNonModalDialog()));
+    addButton(tr("Restore defaults"), buttonsLayout, this, SLOT(restoreDefaults()));
+    buttonsLayout->addStretch();
+
+    // Main layout
+    QHBoxLayout *mainLayout = new QHBoxLayout(this);
+    mainLayout->addWidget(optionsGroupBox);
+    mainLayout->addWidget(buttonsGroupBox);
+
+    enableDeleteNonModalDialogButton();
+    restoreDefaults();
+}
+
+void ColorDialogPanel::execModal()
+{
+    QColorDialog dialog(this);
+    applySettings(&dialog);
+    connect(&dialog, SIGNAL(accepted()), this, SLOT(accepted()));
+    dialog.setWindowTitle(tr("Modal Color Dialog Qt %1").arg(QLatin1String(QT_VERSION_STR)));
+    dialog.exec();
+}
+
+void ColorDialogPanel::showModal()
+{
+    if (m_modalDialog.isNull()) {
+        static int  n = 0;
+        m_modalDialog = new QColorDialog(this);
+        m_modalDialog->setModal(true);
+        connect(m_modalDialog.data(), SIGNAL(accepted()), this, SLOT(accepted()));
+        m_modalDialog->setWindowTitle(tr("Modal Color Dialog #%1 Qt %2")
+                                      .arg(++n)
+                                      .arg(QLatin1String(QT_VERSION_STR)));
+        enableDeleteModalDialogButton();
+    }
+    applySettings(m_modalDialog);
+    m_modalDialog->show();
+}
+
+void ColorDialogPanel::showNonModal()
+{
+    if (m_nonModalDialog.isNull()) {
+        static int  n = 0;
+        m_nonModalDialog = new QColorDialog(this);
+        connect(m_nonModalDialog.data(), SIGNAL(accepted()), this, SLOT(accepted()));
+        m_nonModalDialog->setWindowTitle(tr("Non-Modal Color Dialog #%1 Qt %2")
+                                         .arg(++n)
+                                         .arg(QLatin1String(QT_VERSION_STR)));
+        enableDeleteNonModalDialogButton();
+    }
+    applySettings(m_nonModalDialog);
+    m_nonModalDialog->show();
+}
+
+void ColorDialogPanel::deleteNonModalDialog()
+{
+    if (!m_nonModalDialog.isNull())
+        delete m_nonModalDialog;
+    enableDeleteNonModalDialogButton();
+}
+
+void ColorDialogPanel::deleteModalDialog()
+{
+    if (!m_modalDialog.isNull())
+        delete m_modalDialog;
+    enableDeleteModalDialogButton();
+}
+
+void ColorDialogPanel::accepted()
+{
+    const QColorDialog *d = qobject_cast<const QColorDialog *>(sender());
+    Q_ASSERT(d);
+    m_result.clear();
+    QDebug(&m_result).nospace()
+        << "Current color: " << d->currentColor()
+        << "\nSelected color: " << d->selectedColor();
+    QTimer::singleShot(0, this, SLOT(showAcceptedResult())); // Avoid problems with the closing (modal) dialog as parent.
+}
+
+void ColorDialogPanel::showAcceptedResult()
+{
+    QMessageBox::information(this, tr("Color Dialog Accepted"), m_result, QMessageBox::Ok);
+}
+
+void ColorDialogPanel::restoreDefaults()
+{
+    QColorDialog d;
+    m_showAlphaChannel->setChecked(d.testOption(QColorDialog::ShowAlphaChannel));
+    m_noButtons->setChecked(d.testOption(QColorDialog::NoButtons));
+    m_dontUseNativeDialog->setChecked(d.testOption(QColorDialog::DontUseNativeDialog));
+}
+
+void ColorDialogPanel::enableDeleteNonModalDialogButton()
+{
+    m_deleteNonModalDialogButton->setEnabled(!m_nonModalDialog.isNull());
+}
+
+void ColorDialogPanel::enableDeleteModalDialogButton()
+{
+    m_deleteModalDialogButton->setEnabled(!m_modalDialog.isNull());
+}
+
+void ColorDialogPanel::applySettings(QColorDialog *d) const
+{
+    d->setOption(QColorDialog::ShowAlphaChannel, m_showAlphaChannel->isChecked());
+    d->setOption(QColorDialog::NoButtons, m_noButtons->isChecked());
+    d->setOption(QColorDialog::DontUseNativeDialog, m_dontUseNativeDialog->isChecked());
+}

tests/manual/dialogs/colordialogpanel.h

@@ -0,0 +1,84 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef COLORDIALOGPANEL_H
+#define COLORDIALOGPANEL_H
+
+#include <QPointer>
+#include <QColorDialog>
+
+class QCheckBox;
+class QPushButton;
+
+class ColorDialogPanel : public QWidget
+{
+    Q_OBJECT
+public:
+    explicit ColorDialogPanel(QWidget *parent = 0);
+
+public slots:
+    void execModal();
+    void showModal();
+    void showNonModal();
+    void deleteNonModalDialog();
+    void deleteModalDialog();
+    void accepted();
+    void showAcceptedResult();
+    void restoreDefaults();
+
+private slots:
+    void enableDeleteNonModalDialogButton();
+    void enableDeleteModalDialogButton();
+
+private:
+    void applySettings(QColorDialog *d) const;
+
+    QCheckBox *m_showAlphaChannel;
+    QCheckBox *m_noButtons;
+    QCheckBox *m_dontUseNativeDialog;
+    QPushButton *m_deleteNonModalDialogButton;
+    QPushButton *m_deleteModalDialogButton;
+    QString m_result;
+    QPointer<QColorDialog> m_modalDialog;
+    QPointer<QColorDialog> m_nonModalDialog;
+};
+
+#endif // COLORDIALOGPANEL_H

tests/manual/dialogs/dialogs.pro

@@ -4,5 +4,5 @@ greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
 TARGET = dialogs
 TEMPLATE = app
 
-SOURCES += main.cpp  filedialogpanel.cpp
-HEADERS += filedialogpanel.h
+SOURCES += main.cpp filedialogpanel.cpp colordialogpanel.cpp
+HEADERS += filedialogpanel.h colordialogpanel.h

tests/manual/dialogs/main.cpp

@@ -40,6 +40,7 @@
 ****************************************************************************/
 
 #include "filedialogpanel.h"
+#include "colordialogpanel.h"
 
 #include <QMainWindow>
 #include <QApplication>
@@ -50,7 +51,7 @@
 #include <QKeySequence>
 
 // Test for dialogs, allowing to play with all dialog options for implementing native dialogs.
-// Currently, only QFileDialog is implemented.
+// Currently, only QFileDialog and QColorDialog are implemented.
 // Compiles with Qt 4.8 and Qt 5.
 
 class MainWindow : public QMainWindow {
@@ -68,6 +69,7 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
     connect(quitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
     QTabWidget *tabWidget = new QTabWidget;
     tabWidget->addTab(new FileDialogPanel, tr("QFileDialog"));
+    tabWidget->addTab(new ColorDialogPanel, tr("QColorDialog"));
     setCentralWidget(tabWidget);
 }