fix child window redraw glitches during scrolling (bug 1944002)

[wxWidgets.git] / src / common / fontcmn.cpp

diff --git a/src/common/fontcmn.cpp b/src/common/fontcmn.cpp
index 4fcd211e5350148f8f2434b45e3ad8edab2c40ca..5ac8cce15e6eb60094e002b139301d9b847b2525 100644 (file)
--- a/src/common/fontcmn.cpp
+++ b/src/common/fontcmn.cpp
@@ -341,11 +341,6 @@ bool wxFontBase::operator==(const wxFont& font) const
            );
 }
 
-bool wxFontBase::operator!=(const wxFont& font) const
-{
-    return !(*this == font);
-}
-
 wxString wxFontBase::GetFamilyString() const
 {
     wxCHECK_MSG( Ok(), wxT("wxDEFAULT"), wxT("invalid font") );
@@ -388,13 +383,17 @@ wxString wxFontBase::GetWeightString() const
     }
 }
 
-bool wxFontBase::SetFaceName(const wxString &facename)
+bool wxFontBase::SetFaceName(const wxString& facename)
 {
+#if wxUSE_FONTENUM
     if (!wxFontEnumerator::IsValidFacename(facename))
     {
         UnRef();        // make Ok() return false
         return false;
     }
+#else // !wxUSE_FONTENUM
+    wxUnusedVar(facename);
+#endif // wxUSE_FONTENUM/!wxUSE_FONTENUM
 
     return true;
 }
@@ -405,8 +404,9 @@ bool wxFontBase::SetFaceName(const wxString &facename)
 // ----------------------------------------------------------------------------
 
 // Up to now, there are no native implementations of this function:
-void wxNativeFontInfo::SetFaceName(const wxArrayString &facenames)
+void wxNativeFontInfo::SetFaceName(const wxArrayString& facenames)
 {
+#if wxUSE_FONTENUM
     for (size_t i=0; i < facenames.GetCount(); i++)
     {
         if (wxFontEnumerator::IsValidFacename(facenames[i]))
@@ -420,6 +420,9 @@ void wxNativeFontInfo::SetFaceName(const wxArrayString &facenames)
     wxString validfacename = wxFontEnumerator::GetFacenames().Item(0);
     wxLogTrace(wxT("font"), wxT("Falling back to '%s'"), validfacename.c_str());
     SetFaceName(validfacename);
+#else // !wxUSE_FONTENUM
+    SetFaceName(facenames[0]);
+#endif // wxUSE_FONTENUM/!wxUSE_FONTENUM
 }
 
 
@@ -744,9 +747,15 @@ bool wxNativeFontInfo::FromUserString(const wxString& s)
             // NB: the check on the facename is implemented in wxFontBase::SetFaceName
             //     and not in wxNativeFontInfo::SetFaceName thus we need to explicitely
             //     call here wxFontEnumerator::IsValidFacename
-            if (!wxFontEnumerator::IsValidFacename(face) ||
-                !SetFaceName(face))
+            if (
+#if wxUSE_FONTENUM
+                    !wxFontEnumerator::IsValidFacename(face) ||
+#endif // wxUSE_FONTENUM
+                    !SetFaceName(face) )
+            {
                 SetFaceName(wxNORMAL_FONT->GetFaceName());
+            }
+
             face.clear();
         }
     }
@@ -757,9 +766,14 @@ bool wxNativeFontInfo::FromUserString(const wxString& s)
         // NB: the check on the facename is implemented in wxFontBase::SetFaceName
         //     and not in wxNativeFontInfo::SetFaceName thus we need to explicitely
         //     call here wxFontEnumerator::IsValidFacename
-        if (!wxFontEnumerator::IsValidFacename(face) ||
-            !SetFaceName(face))
-            SetFaceName(wxNORMAL_FONT->GetFaceName());
+        if (
+#if wxUSE_FONTENUM
+                !wxFontEnumerator::IsValidFacename(face) ||
+#endif // wxUSE_FONTENUM
+                !SetFaceName(face) )
+            {
+                SetFaceName(wxNORMAL_FONT->GetFaceName());
+            }
     }
 
     // set point size to default value if size was not given
@@ -780,3 +794,26 @@ bool wxNativeFontInfo::FromUserString(const wxString& s)
 }
 
 #endif // generic or wxMSW or wxOS2
+
+
+// wxFont <-> wxString utilities, used by wxConfig
+wxString wxToString(const wxFontBase& font)
+{
+    return font.IsOk() ? font.GetNativeFontInfoDesc()
+                       : wxString();
+}
+
+bool wxFromString(const wxString& str, wxFontBase *font)
+{
+    wxCHECK_MSG( font, false, _T("NULL output parameter") );
+
+    if ( str.empty() )
+    {
+        *font = wxNullFont;
+        return true;
+    }
+
+    return font->SetNativeFontInfo(str);
+}
+
+