# HG changeset patch
# User Ben Abbott  <bpabbott@mac.com>
# Date 1302648620 14400
# Node ID e12a7c0a1fc51d99fca565070ff4876d761b758f
# Parent  5161d02c96b7ac06dacedb98f9c8666340aff434
getappdata.m: If no property name is provided, return a structure representing the appdata.

diff --git a/scripts/ChangeLog b/scripts/ChangeLog
--- a/scripts/ChangeLog
+++ b/scripts/ChangeLog
@@ -1,3 +1,8 @@
+2011-04-12  Ben Abbott  <bpabbott@mac.com>
+
+	* miscellaneous/getappdata.m: If no property name is provided, return
+	a structure representing the appdata.
+
 2011-04-12  Marco Caliari  <marco.caliari@univr.it>
 
 	* general/quadgk.m: Fix problem with -Inf bound on integral (bug
diff --git a/scripts/miscellaneous/getappdata.m b/scripts/miscellaneous/getappdata.m
--- a/scripts/miscellaneous/getappdata.m
+++ b/scripts/miscellaneous/getappdata.m
@@ -18,6 +18,9 @@
 ## @deftypefn {Function File} {@var{value} =} getappdata (@var{h}, @var{name})
 ## Return the @var{value} for named application data for the object(s) with
 ## handle(s) @var{h}.
+## @deftypefnx {Function File} {@var{appdata} =} getappdata (@var{h})
+## Returns a structure, @var{appdata}, whose fields correspond to the appdata
+## properties.
 ## @end deftypefn
 
 ## Author: Ben Abbott <bpabbott@mac.com>
@@ -25,25 +28,31 @@
 
 function val = getappdata (h, name)
 
-  if (! (all (ishandle (h)) && ischar (name)))
+  if (all (ishandle (h)) && nargin == 2 && ischar (name))
+    ## FIXME - Is there a better way to handle non-existent appdata
+    ## and missing fields?
+    val = cell (numel (h), 1);
+    appdata = struct();
+    for nh = 1:numel(h)
+      try
+        appdata = get (h(nh), "__appdata__");
+      catch
+        appdata.(name) = [];
+      end_try_catch
+      val(nh) = {appdata.(name)};
+    end
+    if (nh == 1)
+      val = val{1};
+    endif
+  elseif (ishandle (h) && numel (h) == 1 && nargin == 1)
+    try
+      val = get (h, "__appdata__");
+    catch
+      val = struct ();
+    end_try_catch
+  else
     error ("getappdata: invalid input");
   endif
 
-  ## FIXME - Is there a better way to handle non-existent appdata
-  ## and missing fields?
-  val = cell (numel (h), 1);
-  appdata = struct();
-  for nh = 1:numel(h)
-    try
-      appdata = get (h(nh), "__appdata__");
-    catch
-      appdata.(name) = [];
-    end_try_catch
-    val(nh) = {appdata.(name)};
-  end
-  if (nh == 1)
-    val = val{1};
-  endif
-
 endfunction