Added better handling of failures loading icons, as Cairo generated exception were crashing app under windows. Minor fix to handling missing processing params to not alter the global defaults.

rtgui/safegtk.h

@@ -0,0 +1,33 @@
+#ifndef SAFE_GTK_H_INCLUDED
+#define SAFE_GTK_H_INCLUDED
+
+#include <gtkmm.h>
+#include <glibmm.h>
+#include <giomm.h>
+
+Glib::RefPtr<Gdk::Pixbuf> safe_create_from_file(const std::string& filename);
+Cairo::RefPtr<Cairo::ImageSurface> safe_create_from_png(const std::string& filename);
+
+class FileMTimeInfo {
+
+    public:
+        Glib::ustring fname;
+        Glib::TimeVal mtime;
+        
+        FileMTimeInfo (Glib::ustring name, Glib::TimeVal mtime) : fname(name), mtime(mtime) {}
+        bool operator<(const FileMTimeInfo& other) const { return mtime<other.mtime; }
+};
+
+Glib::RefPtr<Gio::FileInfo> safe_query_file_info (Glib::RefPtr<Gio::File> &file);
+void safe_build_file_list (Glib::RefPtr<Gio::File> &dir, std::vector<FileMTimeInfo> &flist);
+void safe_build_file_list (Glib::RefPtr<Gio::File> &dir, std::vector<Glib::ustring> &names, const Glib::ustring &directory = "");
+void safe_build_subdir_list (Glib::RefPtr<Gio::File> &dir, std::vector<Glib::ustring> &subDirs, bool add_hidden);
+
+bool safe_spawn_command_line_async (const Glib::ustring& cmd_utf8);
+
+Glib::ustring safe_locale_to_utf8 (const std::string& src); // from rtengine
+std::string safe_locale_from_utf8 (const Glib::ustring& utf8_str);
+
+
+
+#endif