use wxArtProvider in wxFileDialog

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@14730 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

art/folder.xpm

@@ -0,0 +1,28 @@
+/* XPM */
+static char * folder_xpm[] = {
+/* width height ncolors chars_per_pixel */
+"16 16 6 1",
+/* colors */
+"         s None        c None",
+".        c #000000",
+"+        c #c0c0c0",
+"@        c #808080",
+"#        c #ffff00",
+"$        c #ffffff",
+/* pixels */
+"                ",
+"   @@@@@        ",
+"  @#+#+#@       ",
+" @#+#+#+#@@@@@@ ",
+" @$$$$$$$$$$$$@.",
+" @$#+#+#+#+#+#@.",
+" @$+#+#+#+#+#+@.",
+" @$#+#+#+#+#+#@.",
+" @$+#+#+#+#+#+@.",
+" @$#+#+#+#+#+#@.",
+" @$+#+#+#+#+#+@.",
+" @$#+#+#+#+#+#@.",
+" @@@@@@@@@@@@@@.",
+"  ..............",
+"                ",
+"                "};