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Diffstat (limited to 'examples/widgets/tools/treemodelcompleter/treemodelcompleter.cpp')
-rw-r--r-- | examples/widgets/tools/treemodelcompleter/treemodelcompleter.cpp | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/examples/widgets/tools/treemodelcompleter/treemodelcompleter.cpp b/examples/widgets/tools/treemodelcompleter/treemodelcompleter.cpp new file mode 100644 index 0000000000..71adaac077 --- /dev/null +++ b/examples/widgets/tools/treemodelcompleter/treemodelcompleter.cpp @@ -0,0 +1,97 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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 Digia Plc and its Subsidiary(-ies) 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 "treemodelcompleter.h" +#include <QStringList> + +//! [0] +TreeModelCompleter::TreeModelCompleter(QObject *parent) + : QCompleter(parent) +{ +} +//! [0] + +//! [1] +TreeModelCompleter::TreeModelCompleter(QAbstractItemModel *model, QObject *parent) + : QCompleter(model, parent) +{ +} +//! [1] + +void TreeModelCompleter::setSeparator(const QString &separator) +{ + sep = separator; +} + +//! [2] +QString TreeModelCompleter::separator() const +{ + return sep; +} +//! [2] + +//! [3] +QStringList TreeModelCompleter::splitPath(const QString &path) const +{ + if (sep.isNull()) { + return QCompleter::splitPath(path); + } + + return path.split(sep); +} +//! [3] + +//! [4] +QString TreeModelCompleter::pathFromIndex(const QModelIndex &index) const +{ + if (sep.isNull()) { + return QCompleter::pathFromIndex(index); + } + + // navigate up and accumulate data + QStringList dataList; + for (QModelIndex i = index; i.isValid(); i = i.parent()) { + dataList.prepend(model()->data(i, completionRole()).toString()); + } + + return dataList.join(sep); +} +//! [4] + |