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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2010 Robert Bieber
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "parsetreemodel.h"
#include "symbols.h"
#include <cstdlib>
#include <QObject>
ParseTreeModel::ParseTreeModel(const char* document, QObject* parent):
QAbstractItemModel(parent)
{
this->tree = skin_parse(document);
this->root = new ParseTreeNode(tree);
}
ParseTreeModel::~ParseTreeModel()
{
if(root)
delete root;
if(tree)
skin_free_tree(tree);
}
QString ParseTreeModel::genCode()
{
return root->genCode();
}
QModelIndex ParseTreeModel::index(int row, int column,
const QModelIndex& parent) const
{
if(!hasIndex(row, column, parent))
return QModelIndex();
ParseTreeNode* foundParent;
if(parent.isValid())
foundParent = static_cast<ParseTreeNode*>(parent.internalPointer());
else
foundParent = root;
if(row < foundParent->numChildren() && row >= 0)
return createIndex(row, column, foundParent->child(row));
else
return QModelIndex();
}
QModelIndex ParseTreeModel::parent(const QModelIndex &child) const
{
if(!child.isValid())
return QModelIndex();
ParseTreeNode* foundParent = static_cast<ParseTreeNode*>
(child.internalPointer())->getParent();
if(foundParent == root)
return QModelIndex();
return createIndex(foundParent->getRow(), 0, foundParent);
}
int ParseTreeModel::rowCount(const QModelIndex &parent) const
{
if(!parent.isValid())
return root->numChildren();
if(parent.column() != typeColumn)
return 0;
return static_cast<ParseTreeNode*>(parent.internalPointer())->numChildren();
}
int ParseTreeModel::columnCount(const QModelIndex &parent) const
{
return numColumns;
}
QVariant ParseTreeModel::data(const QModelIndex &index, int role) const
{
if(!index.isValid())
return QVariant();
if(role != Qt::DisplayRole)
return QVariant();
return static_cast<ParseTreeNode*>(index.internalPointer())->
data(index.column());
}
QVariant ParseTreeModel::headerData(int col, Qt::Orientation orientation,
int role) const
{
if(orientation != Qt::Horizontal)
return QVariant();
if(col >= numColumns)
return QVariant();
if(role != Qt::DisplayRole)
return QVariant();
switch(col)
{
case typeColumn:
return QObject::tr("Type");
case lineColumn:
return QObject::tr("Line");
case valueColumn:
return QObject::tr("Value");
}
return QVariant();
}
Qt::ItemFlags ParseTreeModel::flags(const QModelIndex &index) const
{
Qt::ItemFlags retval = Qt::ItemIsEnabled | Qt::ItemIsSelectable;
ParseTreeNode* element = static_cast<ParseTreeNode*>
(index.internalPointer());
if((element->isParam()
|| element->getElement()->type == TEXT
|| element->getElement()->type == COMMENT)
&& index.column() == valueColumn)
{
retval |= Qt::ItemIsEditable;
}
return retval;
}
bool ParseTreeModel::setData(const QModelIndex &index, const QVariant &value,
int role)
{
if(role != Qt::EditRole)
return false;
if(index.column() != valueColumn)
return false;
ParseTreeNode* node = static_cast<ParseTreeNode*>
(index.internalPointer());
if(node->isParam())
{
struct skin_tag_parameter* param = node->getParam();
/* Now that we've established that we do, in fact, have a parameter,
* set it to its new value if an acceptable one has been entered
*/
if(value.toString().trimmed() == QString(QChar(DEFAULTSYM)))
{
if(islower(param->type_code))
param->type = skin_tag_parameter::DEFAULT;
else
return false;
}
else if(tolower(param->type_code) == 's'
|| tolower(param->type_code) == 'f')
{
if(param->type == skin_tag_parameter::STRING)
free(param->data.text);
param->type = skin_tag_parameter::STRING;
param->data.text = strdup(value.toString().trimmed().toAscii());
}
else if(tolower(param->type_code) == 'i')
{
if(!value.canConvert(QVariant::Int))
return false;
param->type = skin_tag_parameter::NUMERIC;
param->data.numeric = value.toInt();
}
else
{
return false;
}
}
else
{
struct skin_element* element = node->getElement();
if(element->type != COMMENT && element->type != TEXT)
return false;
free(element->text);
element->text = strdup(value.toString().trimmed().toAscii());
}
emit dataChanged(index, index);
return true;
}
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