1. wxWindow::Centre() hopefully fixed

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

diff --git a/src/msw/listbox.cpp b/src/msw/listbox.cpp
index 6ef3532c9f7a507a380261cb5b5488a5197a5256..34927877b227338b16c6de4fe5e71668cb7ef967 100644 (file)
--- a/src/msw/listbox.cpp
+++ b/src/msw/listbox.cpp
@@ -29,6 +29,7 @@
 #include "wx/brush.h"
 #include "wx/font.h"
 #include "wx/dc.h"
+#include "wx/utils.h"
 #endif
 
 #include <windowsx.h>
@@ -518,65 +519,8 @@ wxString wxListBox::GetString(int N) const
     return result;
 }
 
-void wxListBox::DoSetSize(int x, int y, int width, int height, int sizeFlags)
-{
-    int currentX, currentY;
-    GetPosition(&currentX, &currentY);
-
-    int x1 = x;
-    int y1 = y;
-    int w1 = width;
-    int h1 = height;
-
-    if (x == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
-        x1 = currentX;
-    if (y == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
-        y1 = currentY;
-
-    AdjustForParentClientOrigin(x1, y1, sizeFlags);
-
-    // If we're prepared to use the existing size, then...
-    if (width == -1 && height == -1 && ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO))
-    {
-        GetSize(&w1, &h1);
-    }
-
-    int cx; // button font dimensions
-    int cy;
-
-    wxGetCharSize(GetHWND(), &cx, &cy, & this->GetFont());
-
-    float control_width, control_height, control_x, control_y;
-
-    // Deal with default size (using -1 values)
-    if (w1<=0)
-        w1 = DEFAULT_ITEM_WIDTH;
-
-    if (h1<=0)
-        h1 = DEFAULT_ITEM_HEIGHT;
-
-    control_x = (float)x1;
-    control_y = (float)y1;
-    control_width = (float)w1;
-    control_height = (float)h1;
-
-    // Calculations may have made size too small
-    if (control_height <= 0)
-        control_height = (float)DEFAULT_ITEM_HEIGHT;
-
-    if (control_width <= 0)
-        control_width = (float)DEFAULT_ITEM_WIDTH;
-
-    MoveWindow(GetHwnd(),
-               (int)control_x, (int)control_y,
-               (int)control_width, (int)control_height,
-               TRUE);
-
-}
-
-// Windows-specific code to set the horizontal extent of
-// the listbox, if necessary. If s is non-NULL, it's
-// used to calculate the horizontal extent.
+// Windows-specific code to set the horizontal extent of the listbox, if
+// necessary. If s is non-NULL, it's used to calculate the horizontal extent.
 // Otherwise, all strings are used.
 void wxListBox::SetHorizontalExtent(const wxString& s)
 {
@@ -707,6 +651,35 @@ bool wxListBox::SetStringSelection (const wxString& s, bool flag)
         return FALSE;
 }
 
+wxSize wxListBox::DoGetBestSize()
+{
+    // find the widest string
+    int wLine;
+    int wListbox = 0;
+    for ( int i = 0; i < m_noItems; i++ )
+    {
+        wxString str(GetString(i));
+        GetTextExtent(str, &wLine, NULL);
+        if ( wLine > wListbox )
+            wListbox = wLine;
+    }
+
+    // give it some reasonable default value if there are no strings in the
+    // list
+    if ( wListbox == 0 )
+        wListbox = 100;
+
+    // the listbox should be slightly larger than the widest string
+    int cx, cy;
+    wxGetCharSize(GetHWND(), &cx, &cy, &GetFont());
+
+    wListbox += 3*cx;
+
+    int hListbox = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)*(wxMax(m_noItems, 7));
+
+    return wxSize(wListbox, hListbox);
+}
+
 // Is this the right thing? Won't setselection generate a command
 // event too? No! It'll just generate a setselection event.
 // But we still can't have this being called whenever a real command