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Add more sanity checks to virtual list item nums as the native control sometimes fires events before things are totally set up.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@44132 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Kevin Ollivier
2007-01-07 17:53:42 +00:00
parent 2458daa728
commit ad31e6a2da
1 changed files with 37 additions and 28 deletions
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25
src/mac/carbon/listctrl_mac.cpp
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@@ -1069,10 +1069,12 @@ bool wxListCtrl::GetItem(wxListItem& info) const
{ {
if (!IsVirtual()) if (!IsVirtual())
{ {
if (info.m_itemId > 0 && info.m_itemId < GetItemCount()) if (info.m_itemId >= 0 && info.m_itemId < GetItemCount())
m_dbImpl->MacGetColumnInfo(info.m_itemId, info.m_col, info); m_dbImpl->MacGetColumnInfo(info.m_itemId, info.m_col, info);
} }
else else
{
if (info.m_itemId >= 0 && info.m_itemId < GetItemCount())
{ {
info.SetText( OnGetItemText(info.m_itemId, info.m_col) ); info.SetText( OnGetItemText(info.m_itemId, info.m_col) );
info.SetImage( OnGetItemColumnImage(info.m_itemId, info.m_col) ); info.SetImage( OnGetItemColumnImage(info.m_itemId, info.m_col) );
@@ -1091,6 +1093,7 @@ bool wxListCtrl::GetItem(wxListItem& info) const
} }
} }
} }
}
bool success = true; bool success = true;
return success; return success;
} }
@@ -2583,9 +2586,12 @@ void wxMacDataBrowserListCtrlControl::DrawItem(
} }
else else
{ {
text = list->OnGetItemText( (long)itemID-1, listColumn ); long itemNum = (long)itemID-1;
imgIndex = list->OnGetItemColumnImage( (long)itemID-1, listColumn ); if (itemNum >= 0 && itemNum < list->GetItemCount())
wxListItemAttr* attrs = list->OnGetItemAttr( (long)itemID-1 ); {
text = list->OnGetItemText( itemNum, listColumn );
imgIndex = list->OnGetItemColumnImage( itemNum, listColumn );
wxListItemAttr* attrs = list->OnGetItemAttr( itemNum );
if (attrs) if (attrs)
{ {
if (attrs->HasBackgroundColour()) if (attrs->HasBackgroundColour())
@@ -2597,6 +2603,7 @@ void wxMacDataBrowserListCtrlControl::DrawItem(
} }
} }
} }
}
wxColour listBgColor = list->GetBackgroundColour(); wxColour listBgColor = list->GetBackgroundColour();
if (bgColor == wxNullColour) if (bgColor == wxNullColour)
@@ -2788,8 +2795,12 @@ OSStatus wxMacDataBrowserListCtrlControl::GetSetItemData(DataBrowserItemID itemI
} }
else else
{ {
text = list->OnGetItemText( (long)itemID-1, listColumn ); long itemNum = (long)itemID-1;
imgIndex = list->OnGetItemColumnImage( (long)itemID-1, listColumn ); if (itemNum >= 0 && itemNum < list->GetItemCount())
{
text = list->OnGetItemText( itemNum, listColumn );
imgIndex = list->OnGetItemColumnImage( itemNum, listColumn );
}
} }
} }
@@ -3000,8 +3011,6 @@ Boolean wxMacDataBrowserListCtrlControl::CompareItems(DataBrowserItemID itemOneI
long itemNum = (long)itemOneID; long itemNum = (long)itemOneID;
long otherItemNum = (long)itemTwoID; long otherItemNum = (long)itemTwoID;
itemText = list->OnGetItemText( itemNum-1, colId );
otherItemText = list->OnGetItemText( otherItemNum-1, colId );
// virtual listctrls don't support sorting // virtual listctrls don't support sorting
return itemNum < otherItemNum; return itemNum < otherItemNum;