fixed stub code compilation (don't use PSYMBOL_INFO)

[wxWidgets.git] / src / msw / choice.cpp

diff --git a/src/msw/choice.cpp b/src/msw/choice.cpp
index 95632e70576aa67eb8efd093428e8a29e8665514..b7feab4c5bc490b52e47349a177a2a6abfbf6aac 100644 (file)
--- a/src/msw/choice.cpp
+++ b/src/msw/choice.cpp
@@ -504,25 +504,26 @@ void wxChoice::DoSetSize(int x, int y,
         const int hItem = SendMessage(GetHwnd(), CB_GETITEMHEIGHT, 0, 0);
         height += hItem*(nItems + 1);
     }
-
-    // To work around a Windows bug (see "Bug in Windows Combobox" thread in Google Groups)
-    // we have to reset the selection if it was accidentally selected in the size.
-    DWORD oldSelStart = 0;
-    DWORD oldSelEnd = 0;
-    DWORD newSelStart = 0;
-    DWORD newSelEnd = 0;
-
-    ::SendMessage(GetHwnd(), CB_GETEDITSEL, (WPARAM) & oldSelStart, (LPARAM) & oldSelEnd);
-
-    wxControl::DoSetSize(x, y, width, height, sizeFlags);
-
-    ::SendMessage(GetHwnd(), CB_GETEDITSEL, (WPARAM) & newSelStart, (LPARAM) & newSelEnd);
-
-    if (oldSelStart != newSelStart || oldSelEnd != newSelEnd)
+    else
     {
-        ::SendMessage(GetHwnd(), CB_SETEDITSEL, (WPARAM) 0, (LPARAM) MAKELPARAM(oldSelStart, oldSelEnd));
+        // We cannot pass wxDefaultCoord as height to wxControl. wxControl uses
+        // wxGetWindowRect() to determine the current height of the combobox, 
+        // and then again sets the combobox's height to that value. Unfortunately, 
+        // wxGetWindowRect doesn't include the dropdown list's height (at least 
+        // on Win2K), so this would result in a combobox with dropdown height of 
+        // 1 pixel. We have to determine the default height ourselves and call
+        // wxControl with that value instead.
+        int w, h;
+        RECT r;
+        DoGetSize(&w, &h);
+        if (::SendMessage(GetHwnd(), CB_GETDROPPEDCONTROLRECT, 0, (LPARAM) &r) != 0)
+        {
+            height = h + r.bottom - r.top;       
+        }
     }
 
+    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