Better fix

[wxWidgets.git] / src / msw / statbr95.cpp

diff --git a/src/msw/statbr95.cpp b/src/msw/statbr95.cpp
index 21dd058290ab7a0aa5833c8e1c6c17fc566b2456..f06e0e7c05a245e0f9746639c67f236f180a141a 100644 (file)
--- a/src/msw/statbr95.cpp
+++ b/src/msw/statbr95.cpp
@@ -16,25 +16,22 @@
   #pragma hdrstop
 #endif
 
-#ifndef WX_PRECOMP
-  #include "wx/setup.h"
-  #include "wx/frame.h"
-  #include "wx/settings.h"
-  #include "wx/dcclient.h"
-#endif
-
 #if wxUSE_STATUSBAR && wxUSE_NATIVE_STATUSBAR
 
-#include "wx/intl.h"
-#include "wx/log.h"
 #include "wx/statusbr.h"
 
+#ifndef WX_PRECOMP
+    #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
+    #include "wx/frame.h"
+    #include "wx/settings.h"
+    #include "wx/dcclient.h"
+    #include "wx/intl.h"
+    #include "wx/log.h"
+#endif
+
 #include "wx/msw/private.h"
 #include <windowsx.h>
 
-// include <commctrl.h> "properly"
-#include "wx/msw/wrapcctl.h"
-
 #if wxUSE_UXTHEME
     #include "wx/msw/uxtheme.h"
 #endif
@@ -102,10 +99,17 @@ bool wxStatusBar95::Create(wxWindow *parent,
 #endif
     }
 
-    m_hWnd = (WXHWND)CreateStatusWindow(wstyle,
-                                        wxEmptyString,
-                                        GetHwndOf(parent),
-                                        m_windowId);
+    m_hWnd = CreateWindow
+             (
+                STATUSCLASSNAME,
+                _T(""),
+                wstyle,
+                0, 0, 0, 0,
+                GetHwndOf(parent),
+                (HMENU)wxUIntToPtr(m_windowId.GetValue()),
+                wxGetInstance(),
+                NULL
+             );
     if ( m_hWnd == 0 )
     {
         wxLogSysError(_("Failed to create a status bar."));
@@ -192,6 +196,12 @@ void wxStatusBar95::SetStatusText(const wxString& strText, int nField)
     wxCHECK_RET( (nField >= 0) && (nField < m_nFields),
                  _T("invalid statusbar field index") );
 
+    if ( strText == GetStatusText(nField) )
+    {
+       // don't call StatusBar_SetText() to avoid flicker
+       return;
+    }
+
     // Get field style, if any
     int style;
     if (m_statusStyles)
@@ -215,7 +225,7 @@ void wxStatusBar95::SetStatusText(const wxString& strText, int nField)
 
     // Pass both field number and style. MSDN library doesn't mention
     // that nField and style have to be 'ORed'
-    if ( !StatusBar_SetText(GetHwnd(), nField | style, strText) )
+    if ( !StatusBar_SetText(GetHwnd(), nField | style, strText.wx_str()) )
     {
         wxLogLastError(wxT("StatusBar_SetText"));
     }
@@ -293,9 +303,52 @@ bool wxStatusBar95::GetFieldRect(int i, wxRect& rect) const
     return true;
 }
 
-#ifndef SWP_NOSENDCHANGING
-#define SWP_NOSENDCHANGING 0
-#endif
+// no idea for a default width, just choose something
+#define DEFAULT_FIELD_WIDTH 25
+
+wxSize wxStatusBar95::DoGetBestSize() const
+{
+    int borders[3];
+    SendMessage(GetHwnd(), SB_GETBORDERS, 0, (LPARAM)borders);
+
+    // calculate width
+    int width = 0;
+    for ( int i = 0; i < m_nFields; ++i )
+    {
+        int widthField = m_statusWidths ? m_statusWidths[i]
+                                        : DEFAULT_FIELD_WIDTH;
+        if ( widthField >= 0 )
+        {
+            width += m_statusWidths[i];
+        }
+        else
+        {
+            // variable width field, its width is really a proportion
+            // related to the other fields
+            width += -widthField*DEFAULT_FIELD_WIDTH;
+        }
+
+        // add the space between fields
+        width += borders[2];
+    }
+
+    if ( !width )
+    {
+        // still need something even for an empty status bar
+        width = 2*DEFAULT_FIELD_WIDTH;
+    }
+
+
+    // calculate height
+    int height;
+    wxGetCharSize(GetHWND(), NULL, &height, GetFont());
+    height = EDIT_HEIGHT_FROM_CHAR_HEIGHT(height);
+    height += borders[1];
+
+    wxSize best(width, height);
+    CacheBestSize(best);
+    return best;
+}
 
 void wxStatusBar95::DoMoveWindow(int x, int y, int width, int height)
 {
@@ -307,8 +360,14 @@ void wxStatusBar95::DoMoveWindow(int x, int y, int width, int height)
     {
         // parent pos/size isn't deferred so do it now but don't send
         // WM_WINDOWPOSCHANGING since we don't want to change pos/size later
+        // we must use SWP_NOCOPYBITS here otherwise it paints incorrectly
+        // if other windows are size deferred
         ::SetWindowPos(GetHwnd(), NULL, x, y, width, height,
-                       SWP_NOZORDER | SWP_NOSENDCHANGING);
+                       SWP_NOZORDER | SWP_NOOWNERZORDER | SWP_NOACTIVATE
+#ifndef __WXWINCE__
+                       | SWP_NOCOPYBITS | SWP_NOSENDCHANGING
+#endif
+                       );
     }
 
     // adjust fields widths to the new size
@@ -321,7 +380,7 @@ void wxStatusBar95::DoMoveWindow(int x, int y, int width, int height)
     {
         wxSizeEvent event(GetClientSize(), m_windowId);
         event.SetEventObject(this);
-        GetEventHandler()->ProcessEvent(event);
+        HandleWindowEvent(event);
     }
 }
 
@@ -352,7 +411,7 @@ void wxStatusBar95::SetStatusStyles(int n, const int styles[])
         // the fields' styles. MSDN library doesn't mention
         // that nField and style have to be 'ORed'
         wxString text = GetStatusText(i);
-        if (!StatusBar_SetText(GetHwnd(), style | i, text))
+        if (!StatusBar_SetText(GetHwnd(), style | i, text.wx_str()))
         {
             wxLogLastError(wxT("StatusBar_SetText"));
         }