From 4e37fec92b11f6b8d4bef068393ff8a84bde5662 Mon Sep 17 00:00:00 2001
From: Ben Boeckel <MathStuf@gmail.com>
Date: Thu, 26 Mar 2009 05:58:59 -0400
Subject: Make it safer to get the name and type from the tree

---
 sigtools/PluginTree.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'sigtools')

diff --git a/sigtools/PluginTree.cpp b/sigtools/PluginTree.cpp
index 9dbc4376..38e9d2f7 100644
--- a/sigtools/PluginTree.cpp
+++ b/sigtools/PluginTree.cpp
@@ -48,12 +48,18 @@ PluginTree::PluginTree(const QStringList& types, QWidget* parent) :
 
 QString PluginTree::currentType() const
 {
-    return static_cast<PluginTreeModel::ClassData*>(d->m_view->currentIndex().internalPointer())->m_type;
+    QModelIndex index = d->m_view->currentIndex();
+    if (!index.isValid())
+        return QString();
+    return static_cast<PluginTreeModel::ClassData*>(index.internalPointer())->m_type;
 }
 
 QString PluginTree::currentName() const
 {
-    return static_cast<PluginTreeModel::ClassData*>(d->m_view->currentIndex().internalPointer())->m_name;
+    QModelIndex index = d->m_view->currentIndex();
+    if (!index.isValid())
+        return QString();
+    return static_cast<PluginTreeModel::ClassData*>(index.internalPointer())->m_name;
 }
 
 PluginTree::Private::Private(const QStringList& types, PluginTree* tree) :
-- 
cgit