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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "checkablemessagebox.h"
#include "hostosinfo.h"
#include "qtcassert.h"
#include "utilstr.h"
#include <QApplication>
#include <QCheckBox>
#include <QHBoxLayout>
#include <QLabel>
#include <QPushButton>
#include <QSettings>
#include <QStyle>
#include <QTextEdit>
/*!
\class Utils::CheckableMessageBox
\brief The CheckableMessageBox class implements a message box suitable for
questions with a
"Do not ask me again" checkbox.
Emulates the QMessageBox API with
static conveniences. The message label can open external URLs.
*/
static const char kDoNotAskAgainKey[] = "DoNotAskAgain";
namespace Utils {
static QMessageBox::StandardButton exec(
QWidget *parent,
QMessageBox::Icon icon,
const QString &title,
const QString &text,
std::optional<CheckableMessageBox::Decider> decider,
QMessageBox::StandardButtons buttons,
QMessageBox::StandardButton defaultButton,
QMessageBox::StandardButton acceptButton,
QMap<QMessageBox::StandardButton, QString> buttonTextOverrides)
{
QMessageBox msgBox(parent);
msgBox.setWindowTitle(title);
msgBox.setIcon(icon);
msgBox.setText(text);
msgBox.setTextFormat(Qt::RichText);
msgBox.setTextInteractionFlags(Qt::LinksAccessibleByKeyboard | Qt::LinksAccessibleByMouse);
if (HostOsInfo::isMacHost()) {
// Message boxes on macOS cannot display links.
// If the message contains a link, we need to disable native dialogs.
if (text.contains("<a ")) {
#if QT_VERSION >= QT_VERSION_CHECK(6, 6, 0)
msgBox.setOptions(QMessageBox::Option::DontUseNativeDialog);
#endif
}
}
if (decider) {
if (!CheckableMessageBox::shouldAskAgain(*decider))
return acceptButton;
msgBox.setCheckBox(new QCheckBox);
std::visit(
[&msgBox](auto &&decider) {
using T = std::decay_t<decltype(decider)>;
msgBox.checkBox()->setText(decider.text);
if constexpr (std::is_same_v<T, CheckableMessageBox::BoolDecision>) {
msgBox.checkBox()->setChecked(decider.doNotAskAgain);
} else if constexpr (std::is_same_v<T, CheckableMessageBox::SettingsDecision>) {
msgBox.checkBox()->setChecked(
decider.settings->value(decider.settingsSubKey, false).toBool());
} else if constexpr (std::is_same_v<T, CheckableMessageBox::AspectDecision>) {
msgBox.checkBox()->setChecked(decider.aspect.value());
}
},
*decider);
}
msgBox.setStandardButtons(buttons);
msgBox.setDefaultButton(defaultButton);
for (auto it = buttonTextOverrides.constBegin(); it != buttonTextOverrides.constEnd(); ++it)
msgBox.button(it.key())->setText(it.value());
msgBox.exec();
QMessageBox::StandardButton clickedBtn = msgBox.standardButton(msgBox.clickedButton());
if (decider && msgBox.checkBox()->isChecked()
&& (acceptButton == QMessageBox::NoButton || clickedBtn == acceptButton))
CheckableMessageBox::doNotAskAgain(*decider);
return clickedBtn;
}
QMessageBox::StandardButton CheckableMessageBox::question(
QWidget *parent,
const QString &title,
const QString &question,
std::optional<Decider> decider,
QMessageBox::StandardButtons buttons,
QMessageBox::StandardButton defaultButton,
QMessageBox::StandardButton acceptButton,
QMap<QMessageBox::StandardButton, QString> buttonTextOverrides)
{
return exec(parent,
QMessageBox::Question,
title,
question,
decider,
buttons,
defaultButton,
acceptButton,
buttonTextOverrides);
}
QMessageBox::StandardButton CheckableMessageBox::information(
QWidget *parent,
const QString &title,
const QString &text,
std::optional<Decider> decider,
QMessageBox::StandardButtons buttons,
QMessageBox::StandardButton defaultButton,
QMap<QMessageBox::StandardButton, QString> buttonTextOverrides)
{
return exec(parent,
QMessageBox::Information,
title,
text,
decider,
buttons,
defaultButton,
QMessageBox::NoButton,
buttonTextOverrides);
}
void CheckableMessageBox::doNotAskAgain(Decider &decider)
{
std::visit(
[](auto &&decider) {
using T = std::decay_t<decltype(decider)>;
if constexpr (std::is_same_v<T, BoolDecision>) {
decider.doNotAskAgain = true;
} else if constexpr (std::is_same_v<T, SettingsDecision>) {
decider.settings->beginGroup(QLatin1String(kDoNotAskAgainKey));
decider.settings->setValue(decider.settingsSubKey, true);
decider.settings->endGroup();
} else if constexpr (std::is_same_v<T, AspectDecision>) {
decider.aspect.setValue(true);
}
},
decider);
}
bool CheckableMessageBox::shouldAskAgain(const Decider &decider)
{
bool result = std::visit(
[](auto &&decider) {
using T = std::decay_t<decltype(decider)>;
if constexpr (std::is_same_v<T, BoolDecision>) {
return !decider.doNotAskAgain;
} else if constexpr (std::is_same_v<T, SettingsDecision>) {
decider.settings->beginGroup(QLatin1String(kDoNotAskAgainKey));
bool shouldNotAsk = decider.settings->value(decider.settingsSubKey, false).toBool();
decider.settings->endGroup();
return !shouldNotAsk;
} else if constexpr (std::is_same_v<T, AspectDecision>) {
return !decider.aspect.value();
}
},
decider);
return result;
}
bool CheckableMessageBox::shouldAskAgain(QSettings *settings, const QString &key)
{
return shouldAskAgain(make_decider(settings, key));
}
void CheckableMessageBox::doNotAskAgain(QSettings *settings, const QString &key)
{
Decider decider = make_decider(settings, key);
return doNotAskAgain(decider);
}
/*!
Resets all suppression settings for doNotAskAgainQuestion() found in \a settings,
so all these message boxes are shown again.
*/
void CheckableMessageBox::resetAllDoNotAskAgainQuestions(QSettings *settings)
{
QTC_ASSERT(settings, return);
settings->beginGroup(QLatin1String(kDoNotAskAgainKey));
settings->remove(QString());
settings->endGroup();
}
/*!
Returns whether any message boxes from doNotAskAgainQuestion() are suppressed
in the \a settings.
*/
bool CheckableMessageBox::hasSuppressedQuestions(QSettings *settings)
{
QTC_ASSERT(settings, return false);
settings->beginGroup(QLatin1String(kDoNotAskAgainKey));
const bool hasSuppressed = !settings->childKeys().isEmpty()
|| !settings->childGroups().isEmpty();
settings->endGroup();
return hasSuppressed;
}
/*!
Returns the standard \gui {Do not ask again} check box text.
\sa doNotAskAgainQuestion()
*/
QString CheckableMessageBox::msgDoNotAskAgain()
{
return Tr::tr("Do not &ask again");
}
/*!
Returns the standard \gui {Do not show again} check box text.
\sa doNotShowAgainInformation()
*/
QString CheckableMessageBox::msgDoNotShowAgain()
{
return Tr::tr("Do not &show again");
}
} // namespace Utils
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