Minimum is now GTK+ 2.4

[wxWidgets.git] / src / gtk / aboutdlg.cpp

diff --git a/src/gtk/aboutdlg.cpp b/src/gtk/aboutdlg.cpp
index 9c00eb3f575d2025b66c86817587587f9d75a609..e7d7e497f7833ad7cfe104ae6fcf3f872688e97b 100644 (file)
--- a/src/gtk/aboutdlg.cpp
+++ b/src/gtk/aboutdlg.cpp
@@ -22,6 +22,7 @@
 #if wxUSE_ABOUTDLG && defined(__WXGTK26__)
 
 #ifndef WX_PRECOMP
+    #include "wx/utils.h"       // for wxLaunchDefaultBrowser()
 #endif //WX_PRECOMP
 
 #include "wx/aboutdlg.h"
@@ -30,31 +31,30 @@
 #include "wx/gtk/private.h"
 
 // ----------------------------------------------------------------------------
-// GtkStr: temporary GTK string
+// GtkArray: temporary array of GTK strings
 // ----------------------------------------------------------------------------
 
-class GtkStr : public wxGtkString
+namespace
 {
-public:
-    GtkStr(const wxString& s)
-        : wxGtkString(wx_const_cast(char *, wxGTK_CONV_SYS(s).release()))
-    {
-    }
-};
-
-// ----------------------------------------------------------------------------
-// GtkArray: temporary array of GTK strings
-// ----------------------------------------------------------------------------
 
 class GtkArray
 {
 public:
+    // Create GtkArray from wxArrayString. Note that the created object is
+    // only valid as long as 'a' is!
     GtkArray(const wxArrayString& a)
     {
         m_count = a.size();
         m_strings = new const gchar *[m_count + 1];
+
         for ( size_t n = 0; n < m_count; n++ )
+        {
+#if wxUSE_UNICODE_UTF8
+            m_strings[n] = a[n].utf8_str();
+#else
             m_strings[n] = wxGTK_CONV_SYS(a[n]).release();
+#endif
+        }
 
         // array must be NULL-terminated
         m_strings[m_count] = NULL;
@@ -64,8 +64,10 @@ public:
 
     ~GtkArray()
     {
+#if !wxUSE_UNICODE_UTF8
         for ( size_t n = 0; n < m_count; n++ )
             free(wx_const_cast(gchar *, m_strings[n]));
+#endif
 
         delete [] m_strings;
     }
@@ -77,24 +79,40 @@ private:
     DECLARE_NO_COPY_CLASS(GtkArray)
 };
 
+} // anonymous namespace
+
 // ============================================================================
 // implementation
 // ============================================================================
 
+extern "C" void
+wxGtkAboutDialogOnClose(GtkAboutDialog *about)
+{
+    gtk_widget_destroy(GTK_WIDGET(about));
+}
+
+extern "C" void
+wxGtkAboutDialogOnLink(GtkAboutDialog * WXUNUSED(about),
+                       const gchar *link,
+                       gpointer WXUNUSED(data))
+{
+    wxLaunchDefaultBrowser(wxGTK_CONV_BACK_SYS(link));
+}
+
 void wxAboutBox(const wxAboutDialogInfo& info)
 {
     if ( !gtk_check_version(2,6,0) )
     {
         GtkAboutDialog * const dlg = GTK_ABOUT_DIALOG(gtk_about_dialog_new());
-        gtk_about_dialog_set_name(dlg, GtkStr(info.GetName()));
+        gtk_about_dialog_set_name(dlg, wxGTK_CONV_SYS(info.GetName()));
         if ( info.HasVersion() )
-            gtk_about_dialog_set_version(dlg, GtkStr(info.GetVersion()));
+            gtk_about_dialog_set_version(dlg, wxGTK_CONV_SYS(info.GetVersion()));
         if ( info.HasCopyright() )
-            gtk_about_dialog_set_copyright(dlg, GtkStr(info.GetCopyright()));
+            gtk_about_dialog_set_copyright(dlg, wxGTK_CONV_SYS(info.GetCopyright()));
         if ( info.HasDescription() )
-            gtk_about_dialog_set_comments(dlg, GtkStr(info.GetDescription()));
+            gtk_about_dialog_set_comments(dlg, wxGTK_CONV_SYS(info.GetDescription()));
         if ( info.HasLicence() )
-            gtk_about_dialog_set_license(dlg, GtkStr(info.GetLicence()));
+            gtk_about_dialog_set_license(dlg, wxGTK_CONV_SYS(info.GetLicence()));
 
         wxIcon icon = info.GetIcon();
         if ( icon.Ok() )
@@ -102,11 +120,16 @@ void wxAboutBox(const wxAboutDialogInfo& info)
 
         if ( info.HasWebSite() )
         {
-            gtk_about_dialog_set_website(dlg, GtkStr(info.GetWebSiteURL()));
+            // NB: must be called before gtk_about_dialog_set_website() as
+            //     otherwise it has no effect (although GTK+ docs don't mention
+            //     this...)
+            gtk_about_dialog_set_url_hook(wxGtkAboutDialogOnLink, NULL, NULL);
+
+            gtk_about_dialog_set_website(dlg, wxGTK_CONV_SYS(info.GetWebSiteURL()));
             gtk_about_dialog_set_website_label
             (
                 dlg,
-                GtkStr(info.GetWebSiteDescription())
+                wxGTK_CONV_SYS(info.GetWebSiteDescription())
             );
         }
 
@@ -116,14 +139,37 @@ void wxAboutBox(const wxAboutDialogInfo& info)
             gtk_about_dialog_set_documenters(dlg, GtkArray(info.GetDocWriters()));
         if ( info.HasArtists() )
             gtk_about_dialog_set_artists(dlg, GtkArray(info.GetArtists()));
+
+        wxString transCredits;
         if ( info.HasTranslators() )
         {
-            gtk_about_dialog_set_translator_credits
-            (
-                dlg,
-                GtkStr(_("translator-credits"))
-            );
+            const wxArrayString& translators = info.GetTranslators();
+            const size_t count = translators.size();
+            for ( size_t n = 0; n < count; n++ )
+            {
+                transCredits << translators[n] << _T('\n');
+            }
         }
+        else // no translators explicitely specified
+        {
+            // maybe we have translator credits in the message catalog?
+            wxString translator = _("translator-credits");
+
+            // gtk_about_dialog_set_translator_credits() is smart enough to
+            // detect if "translator-credits" is untranslated and hide the
+            // translators tab in that case, however it will still show the
+            // "credits" button, (at least GTK 2.10.6) even if there are no
+            // credits informations at all, so we still need to do the check
+            // ourselves
+            if ( translator != wxT("translator-credits") ) // untranslated!
+                transCredits = translator;
+        }
+
+        if ( !transCredits.empty() )
+            gtk_about_dialog_set_translator_credits(dlg, wxGTK_CONV_SYS(transCredits));
+
+        g_signal_connect(dlg, "response",
+                            G_CALLBACK(wxGtkAboutDialogOnClose), NULL);
 
         gtk_widget_show(GTK_WIDGET(dlg));
         return;