signed/unsigned comparison warning fixed

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

diff --git a/src/msw/ownerdrw.cpp b/src/msw/ownerdrw.cpp
index 0dc3e686f850d5d6830e1be0c43e7f30cdb4d1c9..602bfd02ff051b8a80dcd97ca9d1c8549f9451bc 100644 (file)
--- a/src/msw/ownerdrw.cpp
+++ b/src/msw/ownerdrw.cpp
@@ -35,9 +35,57 @@
 #include "wx/ownerdrw.h"
 #include "wx/menuitem.h"
 #include "wx/fontutil.h"
+#include "wx/module.h"
 
 #if wxUSE_OWNER_DRAWN
 
+class wxMSWSystemMenuFontModule : public wxModule
+{
+public:
+
+    virtual bool OnInit()
+    {
+        ms_systemMenuFont = new wxFont;
+
+#if defined(__WXMSW__) && defined(__WIN32__) && defined(SM_CXMENUCHECK)
+        NONCLIENTMETRICS nm;
+        nm.cbSize = sizeof(NONCLIENTMETRICS);
+        SystemParametersInfo(SPI_GETNONCLIENTMETRICS,0,&nm,0); 
+
+        ms_systemMenuButtonWidth = nm.iMenuHeight;
+        ms_systemMenuHeight = nm.iMenuHeight;
+
+        // create menu font
+        wxNativeFontInfo info;
+        memcpy(&info.lf, &nm.lfMenuFont, sizeof(LOGFONT));
+        ms_systemMenuFont->Create(info);
+#endif
+
+        return true;
+    }
+
+    virtual void OnExit()
+    {
+        delete ms_systemMenuFont;
+        ms_systemMenuFont = NULL;
+    }
+
+    static wxFont* ms_systemMenuFont;
+    static int ms_systemMenuButtonWidth;   // windows clean install default
+    static int ms_systemMenuHeight;        // windows clean install default
+private:
+    DECLARE_DYNAMIC_CLASS(wxMSWSystemMenuFontModule)
+};
+
+// these static variables are by the wxMSWSystemMenuFontModule object
+// and reflect the system settings returned by the Win32 API's
+// SystemParametersInfo() call.
+
+wxFont* wxMSWSystemMenuFontModule::ms_systemMenuFont = NULL;
+int wxMSWSystemMenuFontModule::ms_systemMenuButtonWidth = 18;   // windows clean install default
+int wxMSWSystemMenuFontModule::ms_systemMenuHeight = 18;        // windows clean install default
+
+IMPLEMENT_DYNAMIC_CLASS(wxMSWSystemMenuFontModule, wxModule)
 
 // ============================================================================
 // implementation of wxOwnerDrawn class
@@ -46,10 +94,9 @@
 // ctor
 // ----
 wxOwnerDrawn::wxOwnerDrawn(const wxString& str,
-                           bool bCheckable, bool WXUNUSED(bMenuItem))
+                           bool bCheckable, bool bMenuItem)
             : m_strName(str)
 {
-#if defined(__WXMSW__) && defined(__WIN32__) && defined(SM_CXMENUCHECK)
     // get the default menu height and font from the system
     NONCLIENTMETRICS nm;
     nm.cbSize = sizeof (NONCLIENTMETRICS);
@@ -60,30 +107,24 @@ wxOwnerDrawn::wxOwnerDrawn(const wxString& str,
     // menu icons and checkmarks
     if (ms_nDefaultMarginWidth == 0)
     {
-       ms_nDefaultMarginWidth = nm.iMenuWidth;
-       ms_nLastMarginWidth = nm.iMenuWidth;
+       ms_nDefaultMarginWidth = wxMSWSystemMenuFontModule::ms_systemMenuButtonWidth;
+       ms_nLastMarginWidth = wxMSWSystemMenuFontModule::ms_systemMenuButtonWidth;
     }
 
-    wxNativeFontInfo info;
-    memcpy(&info.lf, &nm.lfMenuFont, sizeof(LOGFONT));
-    m_font.Create(info);
-#else
-    // windows clean install default
-    m_nMinHeight = 18;
-    
-    if (ms_nDefaultMarginWidth == 0)
+    if (wxMSWSystemMenuFontModule::ms_systemMenuFont->Ok() && bMenuItem)
     {
-        ms_nDefaultMarginWidth = 18;
-        ms_nLastMarginWidth = 18;
+        m_font = *wxMSWSystemMenuFontModule::ms_systemMenuFont;
+    }
+    else
+    {
+        m_font = *wxNORMAL_FONT;
     }
-    if (wxNORMAL_FONT)
-       m_font = *wxNORMAL_FONT;
-#endif
 
     m_bCheckable   = bCheckable;
     m_bOwnerDrawn  = FALSE;
     m_nHeight      = 0;
     m_nMarginWidth = ms_nLastMarginWidth;
+    m_nMinHeight   = wxMSWSystemMenuFontModule::ms_systemMenuHeight;
 }
 
 
@@ -184,11 +225,7 @@ bool wxOwnerDrawn::OnMeasureItem(size_t *pwidth, size_t *pheight)
 // Win32 GDI functions and not wxWindows ones. Might help to whoever decides to
 // port this code to X. (VZ)
 
-// JACS: TODO. Why does a disabled but highlighted item still
-// get drawn embossed? How can we tell DrawState that we don't want the
-// embossing?
-
-#if defined(__WIN32__) && !defined(__SYMANTEC__) && !defined(__TWIN32__)
+#if defined(__WIN32__) && !defined(__SYMANTEC__)
 #define   O_DRAW_NATIVE_API     // comments below explain why I use it
 #endif
 
@@ -206,6 +243,18 @@ bool wxOwnerDrawn::OnDrawItem(wxDC& dc,
   #define   ToRGB(col)  PALETTERGB(col.Red(), col.Green(), col.Blue())
   #define   UnRGB(col)  GetRValue(col), GetGValue(col), GetBValue(col)
 
+
+  // this flag determines whether or not an edge will
+  // be drawn around the bitmap. In most "windows classic"
+  // applications, a 1-pixel highlight edge is drawn around
+  // the bitmap of an item when it is selected.  However,
+  // with the new "luna" theme, no edge is drawn around
+  // the bitmap because the background is white (this applies
+  // only to "non-XP style" menus w/ bitmaps --
+  // see IE 6 menus for an example)
+
+  bool draw_bitmap_edge = true;
+
   // set the colors
   // --------------
   DWORD colBack, colText;
@@ -226,6 +275,17 @@ bool wxOwnerDrawn::OnDrawItem(wxDC& dc,
     colText = m_colText.Ok() ? ToRGB(m_colText) : GetSysColor(COLOR_WINDOWTEXT);
   }
 
+
+  // if background is white, don't draw an edge around the bitmap
+  DWORD menu_bg_color = GetSysColor(COLOR_MENU);
+  if (GetRValue(menu_bg_color) >= 0xf0 &&
+      GetGValue(menu_bg_color) >= 0xf0 &&
+      GetBValue(menu_bg_color) >= 0xf0)
+  {
+      draw_bitmap_edge = false;
+  }
+
+
   #ifdef  O_DRAW_NATIVE_API
     #define  hdc           (HDC)dc.GetHDC()
     COLORREF colOldText = ::SetTextColor(hdc, colText),
@@ -252,7 +312,7 @@ bool wxOwnerDrawn::OnDrawItem(wxDC& dc,
 
     RECT rectFill = { rc.GetLeft(), rc.GetTop(), rc.GetRight()+1, rc.GetBottom() };
 
-    if ( st & wxODSelected && m_bmpChecked.Ok()) {
+    if ( st & wxODSelected && m_bmpChecked.Ok() && draw_bitmap_edge) {
         // only draw the highlight under the text, not under
         // the bitmap or checkmark; leave a 1-pixel gap.
         rectFill.left = GetMarginWidth() + 1;
@@ -359,13 +419,13 @@ bool wxOwnerDrawn::OnDrawItem(wxDC& dc,
               nBmpWidth, nBmpHeight,
               &dcMem, 0, 0, wxCOPY, TRUE /* use mask */);
 
-      if ( st & wxODSelected ) {
+      if ( st & wxODSelected && draw_bitmap_edge ) {
         #ifdef  O_DRAW_NATIVE_API
           RECT rectBmp = { rc.GetLeft(), rc.GetTop(),
                            rc.GetLeft() + GetMarginWidth(),
                            rc.GetTop() + m_nHeight-1 };
           SetBkColor(hdc, colBack);
-          DrawEdge(hdc, &rectBmp, EDGE_RAISED, BF_SOFT | BF_RECT);
+          DrawEdge(hdc, &rectBmp, BDR_RAISEDOUTER, BF_SOFT | BF_RECT);
         #else
           int x1, y1, x2, y2;
           x1 = rc.x;