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authorRobert Bieber <robby@bieberphoto.com>2010-05-26 21:13:14 +0000
committerRobert Bieber <robby@bieberphoto.com>2010-05-26 21:13:14 +0000
commit565cd0096393dcd3a33b546d76714c64c2c786e3 (patch)
tree2b1882d987048bb00cd394a50f1cb24585b08af5 /utils/themeeditor/parsetreemodel.cpp
parent28a7c5d3692e59b5c80a9f713cf931b6453cb1ca (diff)
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Trying to implement QAbstractItemModel for parse trees, haven't got it working yet (current state will spawn an empty treeview window)
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26318 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'utils/themeeditor/parsetreemodel.cpp')
-rw-r--r--utils/themeeditor/parsetreemodel.cpp101
1 files changed, 101 insertions, 0 deletions
diff --git a/utils/themeeditor/parsetreemodel.cpp b/utils/themeeditor/parsetreemodel.cpp
new file mode 100644
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+++ b/utils/themeeditor/parsetreemodel.cpp
@@ -0,0 +1,101 @@
+/***************************************************************************
+ * __________ __ ___.
+ * 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 <QObject>
+
+ParseTreeModel::ParseTreeModel(char* wps, QObject* parent):
+ QAbstractItemModel(parent)
+{
+ this->wps = skin_parse(wps);
+ skin_debug_tree(this->wps);
+ this->root = new ParseTreeNode(this->wps, 0, true);
+}
+
+
+ParseTreeModel::~ParseTreeModel()
+{
+ delete root;
+}
+
+QModelIndex ParseTreeModel::index(int row, int column,
+ const QModelIndex& parent) const
+{
+ if(!hasIndex(row, column, parent))
+ return QModelIndex();
+
+ ParseTreeNode* parentLookup;
+
+ if(!parent.isValid())
+ parentLookup = root;
+ else
+ parentLookup = static_cast<ParseTreeNode*>(parent.internalPointer());
+
+ ParseTreeNode* childLookup = parentLookup->child(row);
+ if(childLookup)
+ return createIndex(row, column, childLookup);
+ else
+ return QModelIndex();
+}
+
+QModelIndex ParseTreeModel::parent(const QModelIndex &child) const
+{
+ if(!child.isValid())
+ return QModelIndex();
+
+ ParseTreeNode* childLookup = static_cast<ParseTreeNode*>
+ (child.internalPointer());
+ ParseTreeNode* parentLookup = childLookup->parent();
+
+ if(parentLookup == root)
+ return QModelIndex();
+
+ return createIndex(parentLookup->row(), 0, parentLookup);
+}
+
+int ParseTreeModel::rowCount(const QModelIndex &parent) const
+{
+ ParseTreeNode* parentLookup;
+ if(parent.column() > 0)
+ return 0;
+
+ if(!parent.isValid())
+ parentLookup = root;
+ else
+ parentLookup = static_cast<ParseTreeNode*>(parent.internalPointer());
+
+ return parentLookup->childCount();
+}
+
+int ParseTreeModel::columnCount(const QModelIndex &parent) const
+{
+ return 2;
+}
+
+QVariant ParseTreeModel::data(const QModelIndex &index, int role) const
+{
+ if(!index.isValid() || role != Qt::DisplayRole)
+ return QVariant();
+
+ ParseTreeNode* item = static_cast<ParseTreeNode*>(index.internalPointer());
+ return item->data(index.column());
+}