fixed some bugs

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@4766 90c681e8-e032-0410-971d-27865f9a5e38

1 files changed, 4 insertions, 1 deletions

diff --git a/src/qmmpui/columnmanager.cpp b/src/qmmpui/columnmanager.cpp
index 331a8445c..f5ba0054e 100644
--- a/src/qmmpui/columnmanager.cpp
+++ b/src/qmmpui/columnmanager.cpp
@@ -27,7 +27,7 @@ ColumnManager::ColumnManager(QObject *parent) :
 {
     QSettings s (Qmmp::configFile(), QSettings::IniFormat);
     s.beginGroup("PlayList");
-    int c = s.value("column_count", 1).toInt();
+    int c = qMax(1, s.value("column_count", 1).toInt());
     for(int i = 0; i < c; ++i)
     {
         s.beginGroup(QString("column%1").arg(i));
@@ -72,6 +72,9 @@ void ColumnManager::remove(int index)
     if(index < 0 || index >= m_columns.size())
         qWarning("ColumnManager: index is out of range");
 
+    if(m_columns.count() == 1)
+        return;
+
     delete m_columns.takeAt(index).titleFormatter;
     sync();
     emit removed(index);