Fixed error when browsing for a directory and using a non-ascii start…

…ing directory.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@10207 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

src/Fl_Native_File_Chooser_WIN32.cxx

@@ -441,7 +441,7 @@ int Fl_Native_File_Chooser::showfile() {
 int CALLBACK Fl_Native_File_Chooser::Dir_CB(HWND win, UINT msg, LPARAM param, LPARAM data) {
   switch (msg) {
     case BFFM_INITIALIZED:
-      if (data) ::SendMessage(win, BFFM_SETSELECTION, TRUE, data);
+      if (data) ::SendMessage(win, BFFM_SETSELECTIONW, TRUE, data);
       break;
     case BFFM_SELCHANGED:
       TCHAR path[FNFC_MAX_PATH];
@@ -518,10 +518,11 @@ int Fl_Native_File_Chooser::showdir() {
   _binf.pszDisplayName = displayname;
 
   // PRESET DIR
-  char presetname[FNFC_MAX_PATH];
+  WCHAR presetname[FNFC_MAX_PATH];
   if ( _directory ) {
-    strcpy(presetname, _directory);
     // Unix2Win(presetname);
+    wcsncpy(presetname, utf8towchar(_directory), FNFC_MAX_PATH);
+    presetname[FNFC_MAX_PATH-1] = 0;
     _binf.lParam = (LPARAM)presetname;
   }
   else _binf.lParam = 0;