X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/142b3bc26a6e93f5857bc053c7748b2c845c4a8e..ce7208d49d5ce2ca1dc0b3b83f14f1d04f29c4bf:/src/unix/fontenum.cpp

diff --git a/src/unix/fontenum.cpp b/src/unix/fontenum.cpp
index fdeb46a105..25ab081632 100644
--- a/src/unix/fontenum.cpp
+++ b/src/unix/fontenum.cpp
@@ -17,19 +17,130 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
-    #pragma implementation "fontenum.h"
+// for compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#include "wx/fontenum.h"
+
+#ifndef WX_PRECOMP
+    #include "wx/dynarray.h"
+    #include "wx/string.h"
+    #include "wx/app.h"
+    #include "wx/utils.h"
 #endif
 
-#include "wx/defs.h"
-#include "wx/dynarray.h"
-#include "wx/string.h"
 #include "wx/regex.h"
-#include "wx/utils.h"
-
 #include "wx/fontmap.h"
-#include "wx/fontenum.h"
 #include "wx/fontutil.h"
+#include "wx/encinfo.h"
+
+// ----------------------------------------------------------------------------
+// Pango
+// ----------------------------------------------------------------------------
+
+#if wxUSE_PANGO
+
+#include "pango/pango.h"
+
+#ifdef __WXGTK20__
+#include "gtk/gtk.h"
+extern GtkWidget *wxGetRootWindow();
+#endif // __WXGTK20__
+
+extern "C" int wxCMPFUNC_CONV
+wxCompareFamilies (const void *a, const void *b)
+{
+  const char *a_name = pango_font_family_get_name (*(PangoFontFamily **)a);
+  const char *b_name = pango_font_family_get_name (*(PangoFontFamily **)b);
+
+  return g_utf8_collate (a_name, b_name);
+}
+
+bool wxFontEnumerator::EnumerateFacenames(wxFontEncoding encoding,
+                                          bool fixedWidthOnly)
+{
+    if ( encoding != wxFONTENCODING_SYSTEM && encoding != wxFONTENCODING_UTF8 )
+    {
+        // Pango supports only UTF-8 encoding (and system means any, so we
+        // accept it too)
+        return false;
+    }
+
+#if defined(__WXGTK20__) || !defined(HAVE_PANGO_FONT_FAMILY_IS_MONOSPACE)
+    if ( fixedWidthOnly
+#if defined(__WXGTK24__)
+        && (gtk_check_version(2,4,0) != NULL)
+#endif
+       )
+    {
+        OnFacename( wxT("monospace") );
+    }
+    else // !fixedWidthOnly
+#endif // __WXGTK20__ || !HAVE_PANGO_FONT_FAMILY_IS_MONOSPACE
+    {
+        PangoFontFamily **families = NULL;
+        gint n_families = 0;
+        pango_context_list_families (
+#ifdef __WXGTK20__
+            gtk_widget_get_pango_context( wxGetRootWindow() ),
+#else
+            wxTheApp->GetPangoContext(),
+#endif
+            &families, &n_families );
+        qsort (families, n_families, sizeof (PangoFontFamily *), wxCompareFamilies);
+
+        for (int i=0; i<n_families; i++)
+        {
+#if defined(__WXGTK24__) || defined(HAVE_PANGO_FONT_FAMILY_IS_MONOSPACE)
+            if (!fixedWidthOnly || (
+#ifdef __WXGTK24__
+                !gtk_check_version(2,4,0) &&
+#endif
+                pango_font_family_is_monospace(families[i])
+                                   ) )
+#endif
+            {
+                const gchar *name = pango_font_family_get_name(families[i]);
+                OnFacename(wxString(name, wxConvUTF8));
+            }
+        }
+        g_free(families);
+    }
+
+    return true;
+}
+
+bool wxFontEnumerator::EnumerateEncodings(const wxString& facename)
+{
+    // name of UTF-8 encoding: no need to use wxFontMapper for it as it's
+    // unlikely to change
+    const wxString utf8(_T("UTF-8"));
+
+
+    // all fonts are in UTF-8 only when using Pango
+    if ( !facename.empty() )
+    {
+        OnFontEncoding(facename, utf8);
+        return true;
+    }
+
+    // so enumerating all facenames supporting this encoding is the same as
+    // enumerating all facenames
+    const wxArrayString facenames(GetFacenames(wxFONTENCODING_UTF8));
+    const size_t count = facenames.size();
+    if ( !count )
+        return false;
+
+    for ( size_t n = 0; n < count; n++ )
+    {
+        OnFontEncoding(facenames[n], utf8);
+    }
+
+    return true;
+}
+
+
+#else // !wxUSE_PANGO
 
 #ifdef __VMS__ // Xlib.h for VMS is not (yet) compatible with C++
                // The resulting warnings are switched off here
@@ -116,6 +227,7 @@ static bool ProcessFamiliesFromFontList(wxFontEnumerator *This,
             continue;
         }
 
+        // coverity[returned_null]
         char *dash = strchr(font + 1, '-');
         char *family = dash + 1;
         dash = strchr(family, '-');
@@ -127,7 +239,7 @@ static bool ProcessFamiliesFromFontList(wxFontEnumerator *This,
             if ( !This->OnFacename(fam) )
             {
                 // stop enumerating
-                return FALSE;
+                return false;
             }
 
             families.Add(fam);
@@ -135,7 +247,7 @@ static bool ProcessFamiliesFromFontList(wxFontEnumerator *This,
         //else: already seen
     }
 
-    return TRUE;
+    return true;
 }
 #endif
   // wxUSE_NANOX
@@ -148,14 +260,14 @@ bool wxFontEnumerator::EnumerateFacenames(wxFontEncoding encoding,
                                           bool fixedWidthOnly)
 {
 #if wxUSE_NANOX
-    return FALSE;
+    return false;
 #else
     int nFonts;
     char **fonts;
 
     if ( fixedWidthOnly )
     {
-        bool cont = TRUE;
+        bool cont = true;
         fonts = CreateFontList(wxT('m'), encoding, &nFonts);
         if ( fonts )
         {
@@ -166,13 +278,13 @@ bool wxFontEnumerator::EnumerateFacenames(wxFontEncoding encoding,
 
         if ( !cont )
         {
-            return TRUE;
+            return true;
         }
 
         fonts = CreateFontList(wxT('c'), encoding, &nFonts);
         if ( !fonts )
         {
-            return TRUE;
+            return true;
         }
     }
     else
@@ -186,14 +298,14 @@ bool wxFontEnumerator::EnumerateFacenames(wxFontEncoding encoding,
             wxASSERT_MSG(encoding != wxFONTENCODING_SYSTEM,
                          wxT("No fonts at all on this system?"));
 
-            return FALSE;
+            return false;
         }
     }
 
     (void)ProcessFamiliesFromFontList(this, fonts, nFonts);
 
     XFreeFontNames(fonts);
-    return TRUE;
+    return true;
 #endif
     // wxUSE_NANOX
 }
@@ -201,11 +313,11 @@ bool wxFontEnumerator::EnumerateFacenames(wxFontEncoding encoding,
 bool wxFontEnumerator::EnumerateEncodings(const wxString& family)
 {
 #if wxUSE_NANOX
-    return FALSE;
+    return false;
 #else
     wxString pattern;
     pattern.Printf(wxT("-*-%s-*-*-*-*-*-*-*-*-*-*-*-*"),
-                   family.IsEmpty() ? wxT("*") : family.c_str());
+                   family.empty() ? wxT("*") : family.c_str());
 
     // get the list of all fonts
     int nFonts;
@@ -215,7 +327,7 @@ bool wxFontEnumerator::EnumerateEncodings(const wxString& family)
     if ( !fonts )
     {
         // unknown family?
-        return FALSE;
+        return false;
     }
 
     // extract the list of (unique) encodings
@@ -235,7 +347,7 @@ bool wxFontEnumerator::EnumerateEncodings(const wxString& family)
         dash = strchr(familyFont, '-');
         *dash = '\0'; // !NULL because Matches() above succeeded
 
-        if ( !family.IsEmpty() && (family != familyFont) )
+        if ( !family.empty() && (family != familyFont) )
         {
             // family doesn't match
             continue;
@@ -266,7 +378,9 @@ bool wxFontEnumerator::EnumerateEncodings(const wxString& family)
 
     XFreeFontNames(fonts);
 
-    return TRUE;
+    return true;
 #endif
     // wxUSE_NANOX
 }
+
+#endif // !wxUSE_PANGO