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pinentryconfirm.cpp
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pinentryconfirm.cpp
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/* pinentryconfirm.cpp - A QMessageBox with a timeout
*
* Copyright (C) 2011 Ben Kibbey <bjk@luxsci.net>
* Copyright (C) 2022 g10 Code GmbH
*
* Software engineering by Ingo Klöcker <dev@ingo-kloecker.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses/>.
* SPDX-License-Identifier: GPL-2.0+
*/
#include "pinentryconfirm.h"
#include "accessibility.h"
#include "pinentrydialog.h"
#include <QApplication>
#include <QAbstractButton>
#include <QGridLayout>
#include <QLabel>
#include <QSpacerItem>
#include <QFontMetrics>
namespace
{
QLabel *messageBoxLabel(QMessageBox *messageBox)
{
return messageBox->findChild<QLabel *>(QStringLiteral("qt_msgbox_label"));
}
}
PinentryConfirm::PinentryConfirm(Icon icon, const QString &title, const QString &text,
StandardButtons buttons, QWidget *parent, Qt::WindowFlags flags)
: QMessageBox{icon, title, text, buttons, parent, flags}
{
_timer.callOnTimeout(this, &PinentryConfirm::slotTimeout);
#ifndef QT_NO_ACCESSIBILITY
QAccessible::installActivationObserver(this);
accessibilityActiveChanged(QAccessible::isActive());
#endif
#if QT_VERSION >= 0x050000
/* This is in line with PinentryDialog ctor to have a maximizing
* animation when opening. */
if (qApp->platformName() != QLatin1String("wayland")) {
setWindowState(Qt::WindowMinimized);
QTimer::singleShot(0, this, [this] () {
raiseWindow(this);
});
}
#else
activateWindow();
raise();
#endif
}
PinentryConfirm::~PinentryConfirm()
{
#ifndef QT_NO_ACCESSIBILITY
QAccessible::removeActivationObserver(this);
#endif
}
void PinentryConfirm::setTimeout(std::chrono::seconds timeout)
{
_timer.setInterval(timeout);
}
std::chrono::seconds PinentryConfirm::timeout() const
{
return std::chrono::duration_cast<std::chrono::seconds>(_timer.intervalAsDuration());
}
bool PinentryConfirm::timedOut() const
{
return _timed_out;
}
void PinentryConfirm::showEvent(QShowEvent *event)
{
static bool resized;
if (!resized) {
QGridLayout* lay = dynamic_cast<QGridLayout*> (layout());
if (lay) {
QSize textSize = fontMetrics().size(Qt::TextExpandTabs, text(), fontMetrics().maxWidth());
QSpacerItem* horizontalSpacer = new QSpacerItem(textSize.width() + iconPixmap().width(),
0, QSizePolicy::Minimum, QSizePolicy::Expanding);
lay->addItem(horizontalSpacer, lay->rowCount(), 1, 1, lay->columnCount() - 1);
}
resized = true;
}
QMessageBox::showEvent(event);
if (timeout() > std::chrono::milliseconds::zero()) {
_timer.setSingleShot(true);
_timer.start();
}
}
void PinentryConfirm::slotTimeout()
{
QAbstractButton *b = button(QMessageBox::Cancel);
_timed_out = true;
if (b) {
b->animateClick();
}
}
#ifndef QT_NO_ACCESSIBILITY
void PinentryConfirm::accessibilityActiveChanged(bool active)
{
// Allow text label to get focus if accessibility is active
const auto focusPolicy = active ? Qt::StrongFocus : Qt::ClickFocus;
if (auto label = messageBoxLabel(this)) {
label->setFocusPolicy(focusPolicy);
}
}
#endif
#include "pinentryconfirm.moc"

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