diff --git a/examples/example1/dub.json b/examples/example1/dub.json
index d69f0dfe..9d70d235 100644
--- a/examples/example1/dub.json
+++ b/examples/example1/dub.json
@@ -17,5 +17,16 @@
 
     "dependencies": {
         "dlangui": {"path": "../../"}
-    }
+    },
+    "configurations" : [
+        {
+            "name" : "default",
+        }, 
+        {
+            "name" : "sdl",
+            "subConfigurations" : {
+                "dlangui" : "sdl"
+            }
+        }
+    ]
 }
diff --git a/examples/example1/src/example1.d b/examples/example1/src/example1.d
index c4d9dc46..cb08fdb0 100644
--- a/examples/example1/src/example1.d
+++ b/examples/example1/src/example1.d
@@ -352,9 +352,10 @@ extern (C) int UIAppMain(string[] args) {
                     UIString caption;
                     caption = "Open Text File"d;
                     FileDialog dlg = new FileDialog(caption, window, null);
-                    dlg.addFilter(FileFilterEntry(UIString("FILTER_ALL_FILES", "All files (*.*)"d), "*.*"));
+                    dlg.addFilter(FileFilterEntry(UIString("FILTER_ALL_FILES", "All files (*)"d), "*"));
                     dlg.addFilter(FileFilterEntry(UIString("FILTER_TEXT_FILES", "Text files (*.txt)"d), "*.txt"));
                     dlg.addFilter(FileFilterEntry(UIString("FILTER_SOURCE_FILES", "Source files"d), "*.d;*.dd;*.c;*.cc;*.cpp;*.h;*.hpp"));
+                    dlg.addFilter(FileFilterEntry(UIString("FILTER_EXECUTABLE_FILES", "Executable files"d), "*", true));
                     //dlg.filterIndex = 2;
                     dlg.dialogResult = delegate(Dialog dlg, const Action result) {
                         if (result.id == ACTION_OPEN.id) {
diff --git a/src/dlangui/core/files.d b/src/dlangui/core/files.d
index ac9b2f44..3924d9d2 100644
--- a/src/dlangui/core/files.d
+++ b/src/dlangui/core/files.d
@@ -119,7 +119,7 @@ struct RootEntry {
 @property RootEntry[] getRootPaths() {
     RootEntry[] res;
     res ~= RootEntry(RootEntryType.HOME, homePath);
-    version (posix) {
+    version (Posix) {
         res ~= RootEntry(RootEntryType.ROOT, "/", "File System"d);
     }
     version (Windows) {
@@ -192,10 +192,12 @@ bool filterFilename(in string filename, in string[] filters) pure nothrow {
     Returns true if directory exists and listed successfully, false otherwise.
 */
 bool listDirectory(in string dir, in bool includeDirs, in bool includeFiles, in bool showHiddenFiles, in string[] filters, ref DirEntry[] entries, in bool showExecutables = false) {
-
     entries.length = 0;
-
-    if (!isDir(dir)) {
+    
+    import std.exception : collectException;
+    bool dirExists;
+    collectException(dir.isDir, dirExists);
+    if (!dirExists) {
         return false;
     }
 
@@ -216,6 +218,8 @@ bool listDirectory(in string dir, in bool includeDirs, in bool includeFiles, in
                 files ~= e;
             }
         }
+        dirs.sort!((a,b) => filenameCmp!(std.path.CaseSensitive.no)(a,b) < 0);
+        files.sort!((a,b) => filenameCmp!(std.path.CaseSensitive.no)(a,b) < 0);
         if (includeDirs)
             foreach(DirEntry e; dirs)
                 entries ~= e;
@@ -228,7 +232,7 @@ bool listDirectory(in string dir, in bool includeDirs, in bool includeFiles, in
                         passed = e.name.endsWith(".exe") || e.name.endsWith(".EXE") 
                             || e.name.endsWith(".cmd") || e.name.endsWith(".CMD") 
                             || e.name.endsWith(".bat") || e.name.endsWith(".BAT");
-                    } else version (posix) {
+                    } else version (Posix) {
                         // execute permission for others
                         passed = (e.attributes & attr_mask) != 0;
                     } else version(OSX) {
diff --git a/src/dlangui/platforms/sdl/sdlapp.d b/src/dlangui/platforms/sdl/sdlapp.d
index 7749e565..52147f4c 100644
--- a/src/dlangui/platforms/sdl/sdlapp.d
+++ b/src/dlangui/platforms/sdl/sdlapp.d
@@ -1056,6 +1056,9 @@ class SDLPlatform : Platform {
                                 break;
                             case SDL_WINDOWEVENT_EXPOSED:
                                 debug(DebugSDL) Log.d("SDL_WINDOWEVENT_EXPOSED");
+                                version(linux) {
+                                    w.redraw(); 
+                                }
                                 break;
                             case SDL_WINDOWEVENT_MOVED:
                                 debug(DebugSDL) Log.d("SDL_WINDOWEVENT_MOVED");
@@ -1068,6 +1071,9 @@ class SDLPlatform : Platform {
                                 break;
                             case SDL_WINDOWEVENT_RESTORED:
                                 debug(DebugSDL) Log.d("SDL_WINDOWEVENT_RESTORED");
+                                version(linux) { //not sure if needed on Windows or OSX. Also need to check on FreeBSD
+                                    w.redraw(); 
+                                }
                                 break;
                             case SDL_WINDOWEVENT_ENTER:
                                 debug(DebugSDL) Log.d("SDL_WINDOWEVENT_ENTER");