X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/83dc65144ec5b7d412f959afd2abb947580f7121..0d34f9703fc13e99c4d76a0ee539d58d39dded2d:/lib/gui/elistbox.cpp

diff --git a/lib/gui/elistbox.cpp b/lib/gui/elistbox.cpp
index 013a3103..aba74432 100644
--- a/lib/gui/elistbox.cpp
+++ b/lib/gui/elistbox.cpp
@@ -15,11 +15,16 @@ eListbox::eListbox(eWidget *parent)
 	m_itemheight = 25;
 	m_selection_enabled = 1;
 	
+	m_items_per_page = 0;
+	
 	ptr->bindAction("ListboxActions", 0, 0, this);
 }
 
 eListbox::~eListbox()
 {
+	if (m_scrollbar)
+		delete m_scrollbar;
+	
 	ePtr<eActionMap> ptr;
 	eActionMap::getInstance(ptr);
 	ptr->unbindAction(this, 0);
@@ -156,9 +161,19 @@ void eListbox::moveSelection(int dir)
 
 void eListbox::moveSelectionTo(int index)
 {
-	m_content->cursorHome();
-	m_content->cursorMove(index);
-	moveSelection(justCheck);
+	if ( m_content )
+	{
+		m_content->cursorHome();
+		m_content->cursorMove(index);
+		moveSelection(justCheck);
+	}
+}
+
+int eListbox::getCurrentIndex()
+{
+	if ( m_content && m_content->cursorValid() )
+		return m_content->cursorGet();
+	return 0;
 }
 
 void eListbox::updateScrollBar()
@@ -268,6 +283,10 @@ void eListbox::recalcSize()
 	m_prev_scrollbar_page=-1;
 	m_content->setSize(eSize(size().width(), m_itemheight));
 	m_items_per_page = size().height() / m_itemheight;
+
+	if (m_items_per_page < 0) /* TODO: whyever - our size could be invalid, or itemheigh could be wrongly specified. */
+ 		m_items_per_page = 0;
+
 	moveSelection(justCheck);
 }