#!/usr/bin/perl
use strict;
use warnings;
use Win32::API;
use constant CLSID_ACTIVEDESKTOP   => '{75048700-EF1F-11D0-9888-006097
+DEACF9}';
my $coci = Win32::API->new('ole32','CoCreateInstance', [qw(I P I I P)]
+, 'I')
  or die "Could not create CoCreateInstance object";
my $setwall;
my $res = $coci->Call(CLSID_ACTIVEDESKTOP, undef, 0, 0, \$setwall);
print "Got: $res\n";

[download]

Errors returned:

Argument "{75048700-EF1F-11D0-9888-006097DEACF9}" isn't numeric in sub
+routine entry at noname.pl line 11.
Use of uninitialized value in subroutine entry at noname.pl line 11.

[download]
And it outputs:
Got: -2147024809

 

Update: Fixed the die message in my code

Edit by tye to change PRE to CODE tags around long lines

In reply to Re: IActiveDesktop::SetWallpaper from Perl? by Mr. Muskrat
in thread IActiveDesktop::SetWallpaper from Perl? by bbfu

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