diff options
Diffstat (limited to 'src/quickdialogs2/quickdialogs2quickimpl/qquickfiledialogdelegate.cpp')
| -rw-r--r-- | src/quickdialogs2/quickdialogs2quickimpl/qquickfiledialogdelegate.cpp | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/src/quickdialogs2/quickdialogs2quickimpl/qquickfiledialogdelegate.cpp b/src/quickdialogs2/quickdialogs2quickimpl/qquickfiledialogdelegate.cpp new file mode 100644 index 00000000..8964772c --- /dev/null +++ b/src/quickdialogs2/quickdialogs2quickimpl/qquickfiledialogdelegate.cpp @@ -0,0 +1,163 @@ +/**************************************************************************** +** +** Copyright (C) 2021 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the Qt Quick Templates 2 module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL3$ +** 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 The Qt Company. For licensing terms +** and conditions see http://www.qt.io/terms-conditions. For further +** information use the contact form at http://www.qt.io/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 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPLv3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or later 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 2.0 requirements will be +** met: http://www.gnu.org/licenses/gpl-2.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qquickfiledialogdelegate_p.h" + +#include <QtCore/qfileinfo.h> +#include <QtGui/qpa/qplatformtheme.h> +#include <QtQml/QQmlFile> +#include <QtQml/qqmlexpression.h> +#include <QtQuick/private/qquicklistview_p.h> +#include <QtQuickTemplates2/private/qquickitemdelegate_p_p.h> + +#include "qquickfiledialogimpl_p.h" + +QT_BEGIN_NAMESPACE + +class QQuickFileDialogDelegatePrivate : public QQuickItemDelegatePrivate +{ + Q_DECLARE_PUBLIC(QQuickFileDialogDelegate) + +public: + void highlightFile(); + void chooseFile(); + + bool acceptKeyClick(Qt::Key key) const override; + + QQuickFileDialogImpl *fileDialog = nullptr; + QUrl file; +}; + +void QQuickFileDialogDelegatePrivate::highlightFile() +{ + Q_Q(QQuickFileDialogDelegate); + QQuickListViewAttached *attached = static_cast<QQuickListViewAttached*>( + qmlAttachedPropertiesObject<QQuickListView>(q)); + if (!attached) + return; + + QQmlContext *delegateContext = qmlContext(q); + if (!delegateContext) + return; + + bool converted = false; + const int index = q->property("index").toInt(&converted); + if (converted) { + attached->view()->setCurrentIndex(index); + fileDialog->setCurrentFile(file); + } +} + +void QQuickFileDialogDelegatePrivate::chooseFile() +{ + const QFileInfo fileInfo(QQmlFile::urlToLocalFileOrQrc(file)); + if (fileInfo.isDir()) { + // If it's a directory, navigate to it. + fileDialog->setCurrentFolder(file); + } else { + // Otherwise it's a file, so select it and close the dialog. + fileDialog->setSelectedFile(file); + fileDialog->accept(); + } +} + +bool QQuickFileDialogDelegatePrivate::acceptKeyClick(Qt::Key key) const +{ + return key == Qt::Key_Return || key == Qt::Key_Enter; +} + +QQuickFileDialogDelegate::QQuickFileDialogDelegate(QQuickItem *parent) + : QQuickItemDelegate(*(new QQuickFileDialogDelegatePrivate), parent) +{ + Q_D(QQuickFileDialogDelegate); + // Clicking and tabbing should result in it getting focus, + // as e.g. Ubuntu and Windows both allow tabbing through file dialogs. + setFocusPolicy(Qt::StrongFocus); + setCheckable(true); + QObjectPrivate::connect(this, &QQuickFileDialogDelegate::clicked, + d, &QQuickFileDialogDelegatePrivate::highlightFile); + QObjectPrivate::connect(this, &QQuickFileDialogDelegate::doubleClicked, + d, &QQuickFileDialogDelegatePrivate::chooseFile); +} + +QQuickFileDialogImpl *QQuickFileDialogDelegate::fileDialog() const +{ + Q_D(const QQuickFileDialogDelegate); + return d->fileDialog; +} + +void QQuickFileDialogDelegate::setFileDialog(QQuickFileDialogImpl *fileDialog) +{ + Q_D(QQuickFileDialogDelegate); + if (fileDialog == d->fileDialog) + return; + + d->fileDialog = fileDialog; + emit fileDialogChanged(); +} + +QUrl QQuickFileDialogDelegate::file() const +{ + Q_D(const QQuickFileDialogDelegate); + return d->file; +} + +void QQuickFileDialogDelegate::setFile(const QUrl &file) +{ + Q_D(QQuickFileDialogDelegate); + if (file == d->file) + return; + + d->file = file; + emit fileChanged(); +} + +void QQuickFileDialogDelegate::keyReleaseEvent(QKeyEvent *event) +{ + Q_D(QQuickFileDialogDelegate); + // We need to respond to being triggered by enter being pressed, + // but we can't use event->isAccepted() to check, because events are pre-accepted. + auto connection = QObjectPrivate::connect(this, &QQuickFileDialogDelegate::clicked, + d, &QQuickFileDialogDelegatePrivate::chooseFile); + + QQuickItemDelegate::keyReleaseEvent(event); + + disconnect(connection); +} + +QT_END_NAMESPACE + +#include "moc_qquickfiledialogdelegate_p.cpp" |