61b5f0c973
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26706 a1c6a512-1295-4272-9138-f99709370657
114 lines
3 KiB
C++
114 lines
3 KiB
C++
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2010 Robert Bieber
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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
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "projectmodel.h"
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ProjectModel::ProjectModel(QObject *parent) :
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QAbstractItemModel(parent)
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{
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}
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ProjectModel::~ProjectModel()
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{
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if(root)
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delete root;
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}
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QModelIndex ProjectModel::index(int row, int column,
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const QModelIndex& parent) const
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{
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if(!hasIndex(row, column, parent))
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return QModelIndex();
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ProjectNode* foundParent = root;
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if(parent.isValid())
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foundParent = static_cast<ProjectNode*>(parent.internalPointer());
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if(row < foundParent->numChildren() && row >= 0)
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return createIndex(row, column, foundParent->child(row));
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else
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return QModelIndex();
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}
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QModelIndex ProjectModel::parent(const QModelIndex &child) const
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{
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if(!child.isValid())
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return QModelIndex();
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ProjectNode* foundParent = static_cast<ProjectNode*>
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(child.internalPointer())->parent();
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if(foundParent == root)
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return QModelIndex();
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return createIndex(foundParent->row(), 0, foundParent);
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}
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int ProjectModel::rowCount(const QModelIndex &parent) const
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{
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if(!root)
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return 0;
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if(!parent.isValid())
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return root->numChildren();
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if(parent.column() != 0)
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return 0;
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return static_cast<ProjectNode*>(parent.internalPointer())->numChildren();
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}
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int ProjectModel::columnCount(const QModelIndex &parent) const
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{
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return numColumns;
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}
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QVariant ProjectModel::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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if(role != Qt::DisplayRole)
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return QVariant();
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return static_cast<ProjectNode*>
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(index.internalPointer())->data(index.column());
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}
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QVariant ProjectModel::headerData(int col, Qt::Orientation orientation,
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int role) const
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{
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return QVariant();
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}
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Qt::ItemFlags ProjectModel::flags(const QModelIndex &index) const
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{
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return Qt::ItemIsEnabled | Qt::ItemIsSelectable;
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}
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bool ProjectModel::setData(const QModelIndex &index, const QVariant &value,
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int role)
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{
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return true;
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}
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