wxGTK2 sends *only* wxEVT_SCROLLWIN_THUMBTRACK (why?) so

wxVScrolledWindow needs to respond to it otherwise nothing happens
when using the scrollbar.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@26100 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/src/generic/vscroll.cpp b/src/generic/vscroll.cpp
index e592f8054169030b2e9e3e99e83a40a03f43880d..ad0951f3a7dfc87908ff27611356247e57d5ffe3 100644 (file)
--- a/src/generic/vscroll.cpp
+++ b/src/generic/vscroll.cpp
@@ -374,6 +374,7 @@ void wxVScrolledWindow::OnScroll(wxScrollWinEvent& event)
     size_t lineFirstNew;
 
     const wxEventType evtType = event.GetEventType();
     size_t lineFirstNew;
 
     const wxEventType evtType = event.GetEventType();

+

     if ( evtType == wxEVT_SCROLLWIN_TOP )
     {
         lineFirstNew = 0;
     if ( evtType == wxEVT_SCROLLWIN_TOP )
     {
         lineFirstNew = 0;


@@ -398,21 +399,19 @@ void wxVScrolledWindow::OnScroll(wxScrollWinEvent& event)
     {
         lineFirstNew = GetLastVisibleLine();
     }
     {
         lineFirstNew = GetLastVisibleLine();
     }

+    else if ( evtType == wxEVT_SCROLLWIN_THUMBRELEASE )
+    {
+        lineFirstNew = event.GetPosition();
+    }
+    else if ( evtType == wxEVT_SCROLLWIN_THUMBTRACK )
+    {
+        lineFirstNew = event.GetPosition();
+    }
+        

     else // unknown scroll event?
     {
     else // unknown scroll event?
     {

-        if ( evtType == wxEVT_SCROLLWIN_THUMBRELEASE )
-        {
-            lineFirstNew = event.GetPosition();
-        }
-        else
-        {
-            wxASSERT_MSG( evtType == wxEVT_SCROLLWIN_THUMBTRACK,
-                            _T("unknown scroll event type?") );
-
-            // don't do anything, otherwise dragging the thumb around would
-            // be too slow
-            return;
-        }
+        wxFAIL_MSG( _T("unknown scroll event type?") );
+        return;

     }
 
     ScrollToLine(lineFirstNew);
     }
 
     ScrollToLine(lineFirstNew);