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

utils/themeeditor/parsetreenode.cpp

@@ -0,0 +1,56 @@
+#include "parsetreenode.h"
+
+ParseTreeNode::ParseTreeNode(struct skin_element* data, ParseTreeNode* parent,
+                             bool stop):
+        parentLink(parent), element(data)
+{
+
+    if(stop)
+        return;
+    for(int i = 0; i < 5; i++)
+        appendChild(new ParseTreeNode(data, this, true));
+}
+
+ParseTreeNode::~ParseTreeNode()
+{
+    qDeleteAll(children);
+}
+
+void ParseTreeNode::appendChild(ParseTreeNode* child)
+{
+    children.append(child);
+}
+
+ParseTreeNode* ParseTreeNode::child(int row)
+{
+    return children[row];
+}
+
+int ParseTreeNode::childCount() const
+{
+    return children.count();
+}
+
+int ParseTreeNode::columnCount() const
+{
+    return 2;
+}
+
+QVariant ParseTreeNode::data(int column) const
+{
+    if(column == 0)
+        return element->type;
+    else
+        return element->line;
+}
+int ParseTreeNode::row() const
+{
+    if(parentLink)
+        return parentLink->children.indexOf(const_cast<ParseTreeNode*>(this));
+    return 0;
+}
+
+ParseTreeNode* ParseTreeNode::parent()
+{
+    return parentLink;
+}