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