Don Gagne
10 years ago
13 changed files with 348 additions and 295 deletions
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/*=====================================================================
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QGroundControl Open Source Ground Control Station |
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(c) 2009, 2015 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
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This file is part of the QGROUNDCONTROL project |
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QGROUNDCONTROL is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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QGROUNDCONTROL is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with QGROUNDCONTROL. If not, see <http://www.gnu.org/licenses/>.
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======================================================================*/ |
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/// @file
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/// @author Don Gagne <don@thegagnes.com>
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#include "QmlObjectListModel.h" |
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#include <QDebug> |
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const int QmlObjectListModel::ObjectRole = Qt::UserRole; |
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QmlObjectListModel::QmlObjectListModel(QObject* parent) |
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: QAbstractListModel(parent) |
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{ |
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} |
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QmlObjectListModel::~QmlObjectListModel() |
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{ |
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} |
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int QmlObjectListModel::rowCount(const QModelIndex& parent) const |
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{ |
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Q_UNUSED(parent); |
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return _objectList.count(); |
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} |
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QVariant QmlObjectListModel::data(const QModelIndex &index, int role) const |
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{ |
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if (!index.isValid()) { |
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return QVariant(); |
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} |
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if (index.row() >= _objectList.count()) { |
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return QVariant(); |
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} |
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if (role == ObjectRole) { |
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return QVariant::fromValue(_objectList[index.row()]); |
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} else { |
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return QVariant(); |
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} |
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} |
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QHash<int, QByteArray> QmlObjectListModel::roleNames(void) const |
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{ |
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QHash<int, QByteArray> hash; |
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hash[ObjectRole] = "object"; |
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return hash; |
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} |
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bool QmlObjectListModel::setData(const QModelIndex& index, const QVariant& value, int role) |
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{ |
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if (index.isValid() && role == ObjectRole) { |
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_objectList.replace(index.row(), value.value<QObject*>()); |
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emit dataChanged(index, index); |
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return true; |
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} |
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return false; |
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} |
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bool QmlObjectListModel::insertRows(int position, int rows, const QModelIndex& parent) |
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{ |
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Q_UNUSED(parent); |
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beginInsertRows(QModelIndex(), position, position + rows - 1); |
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endInsertRows(); |
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emit countChanged(count()); |
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return true; |
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} |
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bool QmlObjectListModel::removeRows(int position, int rows, const QModelIndex& parent) |
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{ |
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Q_UNUSED(parent); |
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beginRemoveRows(QModelIndex(), position, position + rows - 1); |
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for (int row=0; row<rows; row++) { |
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_objectList.removeAt(position); |
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} |
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endRemoveRows(); |
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emit countChanged(count()); |
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return true; |
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} |
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QObject*& QmlObjectListModel::operator[](int index) |
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{ |
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return _objectList[index]; |
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} |
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void QmlObjectListModel::clear(void) |
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{ |
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while (rowCount()) { |
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removeRows(0, 1); |
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} |
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} |
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void QmlObjectListModel::removeAt(int i) |
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{ |
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removeRows(i, 1); |
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} |
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void QmlObjectListModel::append(QObject* object) |
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{ |
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_objectList += object; |
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insertRows(_objectList.count() - 1, 1); |
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} |
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int QmlObjectListModel::count(void) |
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{ |
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return rowCount(); |
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} |
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QObject* QmlObjectListModel::get(int index) |
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{ |
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return _objectList[index]; |
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} |
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@ -0,0 +1,64 @@ |
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/*=====================================================================
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QGroundControl Open Source Ground Control Station |
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(c) 2009, 2015 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
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This file is part of the QGROUNDCONTROL project |
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QGROUNDCONTROL is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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|
the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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QGROUNDCONTROL is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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|
GNU 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 QGROUNDCONTROL. If not, see <http://www.gnu.org/licenses/>.
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======================================================================*/ |
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#ifndef QmlObjectListModel_H |
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#define QmlObjectListModel_H |
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#include <QAbstractListModel> |
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class QmlObjectListModel : public QAbstractListModel |
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{ |
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Q_OBJECT |
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public: |
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QmlObjectListModel(QObject* parent = NULL); |
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~QmlObjectListModel(); |
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Q_INVOKABLE QObject* get(int index); |
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Q_PROPERTY(int count READ count NOTIFY countChanged) |
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int count(void); |
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void append(QObject* object); |
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void clear(void); |
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void removeAt(int i); |
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QObject*& operator[](int i); |
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// Overrides from QAbstractListModel
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virtual int rowCount(const QModelIndex & parent = QModelIndex()) const; |
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virtual QVariant data(const QModelIndex & index, int role = Qt::DisplayRole) const; |
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virtual QHash<int, QByteArray> roleNames(void) const; |
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virtual bool insertRows(int position, int rows, const QModelIndex &index = QModelIndex()); |
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virtual bool removeRows(int position, int rows, const QModelIndex &index = QModelIndex()); |
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virtual bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole); |
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signals: |
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void countChanged(int count); |
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private: |
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QList<QObject*> _objectList; |
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static const int ObjectRole; |
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}; |
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#endif |
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