[PD] patching pd.tk after upgrading to tcl/tk 8.4

[Krzysztof Czaja]

hi all,

just updated tcl/tk to 8.4.something.  Getting Pd to use it
requires this:

--- pd.tk~	2003-05-05 13:40:42.000000000 +0200
+++ pd.tk	2003-05-29 14:21:24.000000000 +0200
@@ -912,8 +912,8 @@
      bind $name.c <KeyRelease> {pdtk_canvas_keyup %W %K %A}
      bind $name.c <Motion> {pdtk_canvas_motion %W %x %y 0}
      bind $name.c <Alt-Motion> {pdtk_canvas_motion %W %x %y 4}
-    bind $name.c <Map> {pdtk_canvas_map %W %s}
-#    bind $name.c <Unmap> {puts stderr map}
+    bind $name.c <Map> {pdtk_canvas_map %W 1}
+    bind $name.c <Unmap> {pdtk_canvas_map %W 0}
      focus $name.c
  #    puts stderr "all done"
  #   after 1 [concat raise $name]
@@ -1117,7 +1117,7 @@
  # invisible (arg is "").  Invisibility means the Window Manager has minimized
  # us.  We don't get a final "unmap" event when we destroy the window.
  proc pdtk_canvas_map {name arg} {
-    if {$arg == "0"} {
+    if {$arg} {
      	pd [canvastosym $name] map 1 \;
      } else {
      	pd [canvastosym $name] map 0 \;