+ // the height which we must pass to Windows should be the total height of
+ // the control including the drop down list while the height given to us
+ // is, of course, just the height of the permanently visible part of it
+ if ( height != wxDefaultCoord )
+ {
+ // don't make the drop down list too tall, arbitrarily limit it to 40
+ // items max and also don't leave it empty
+ size_t nItems = GetCount();
+ if ( !nItems )
+ nItems = 9;
+ else if ( nItems > 24 )
+ nItems = 24;
+
+ // add space for the drop down list
+ const int hItem = SendMessage(GetHwnd(), CB_GETITEMHEIGHT, 0, 0);
+ height += hItem*(nItems + 1);
+ }
+
+ wxControl::DoSetSize(x, y, width, height, sizeFlags);
+
+ // I'm commenting this out since the code appears to make choices
+ // and comboxes too high when they have associated sizers. I'm sure this
+ // is not the end of the story, which is why I'm leaving it #if'ed out for
+ // now. JACS.
+#if 0
+ // if the height specified for the visible part of the control is
+ // different from the current one, we need to change it separately
+ // as it is not affected by normal WM_SETSIZE
+ if ( height != wxDefaultCoord )
+ {
+ const int delta = heightOrig - GetSize().y;
+ if ( delta )
+ {
+ int h = ::SendMessage(GetHwnd(), CB_GETITEMHEIGHT, (WPARAM)-1, 0);
+ SendMessage(GetHwnd(), CB_SETITEMHEIGHT, (WPARAM)-1, h + delta);
+ }
+ }
+#else
+ wxUnusedVar(heightOrig);
+#endif