diff options
Diffstat (limited to 'sources/pyside2/doc/codesnippets/doc/src/snippets/dropactions/window.cpp')
-rw-r--r-- | sources/pyside2/doc/codesnippets/doc/src/snippets/dropactions/window.cpp | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/sources/pyside2/doc/codesnippets/doc/src/snippets/dropactions/window.cpp b/sources/pyside2/doc/codesnippets/doc/src/snippets/dropactions/window.cpp new file mode 100644 index 000000000..ed5fbd39c --- /dev/null +++ b/sources/pyside2/doc/codesnippets/doc/src/snippets/dropactions/window.cpp @@ -0,0 +1,115 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the examples of PySide2. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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 https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** BSD License Usage +** Alternatively, you may use this file under the terms of the BSD license +** as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtWidgets> + +#include "window.h" + +Window::Window(QWidget *parent) + : QWidget(parent) +{ + QLabel *textLabel = new QLabel(tr("Data:"), this); + textBrowser = new QTextBrowser(this); + + QLabel *mimeTypeLabel = new QLabel(tr("MIME types:"), this); + mimeTypeCombo = new QComboBox(this); + + QVBoxLayout *layout = new QVBoxLayout(this); + layout->addWidget(textLabel); + layout->addWidget(textBrowser); + layout->addWidget(mimeTypeLabel); + layout->addWidget(mimeTypeCombo); +/* + ... + setAcceptDrops(true); +*/ + setAcceptDrops(true); + setWindowTitle(tr("Drop Actions")); +} + +void Window::dragEnterEvent(QDragEnterEvent *event) +{ + if (event->mimeData()->hasFormat("text/plain")) + event->acceptProposedAction(); +} + +void Window::dropEvent(QDropEvent *event) +{ + QMenu actionMenu(this); + QAction *copyAction = 0; + QAction *moveAction = 0; + QAction *linkAction = 0; + QAction *ignoreAction = 0; + if (event->possibleActions() & Qt::CopyAction) + copyAction = actionMenu.addAction(tr("Copy")); + if (event->possibleActions() & Qt::MoveAction) + moveAction = actionMenu.addAction(tr("Move")); + if (event->possibleActions() & Qt::LinkAction) + linkAction = actionMenu.addAction(tr("Link")); + if (event->possibleActions() & Qt::IgnoreAction) + ignoreAction = actionMenu.addAction(tr("Ignore")); + + QAction *result = actionMenu.exec(QCursor::pos()); + + if (copyAction && result == copyAction) + event->setDropAction(Qt::CopyAction); + else if (moveAction && result == moveAction) + event->setDropAction(Qt::MoveAction); + else if (linkAction && result == linkAction) + event->setDropAction(Qt::LinkAction); + else { + event->setDropAction(Qt::IgnoreAction); + return; + } + + textBrowser->setPlainText(event->mimeData()->text()); + mimeTypeCombo->clear(); + mimeTypeCombo->addItems(event->mimeData()->formats()); +} |