| 1 | package Tk::Configure; |
| 2 | use vars qw($VERSION); |
| 3 | $VERSION = '3.010'; # $Id: //depot/Tk8/Tk/Configure.pm#10 $ |
| 4 | |
| 5 | use Carp; |
| 6 | use Tk::Pretty; |
| 7 | |
| 8 | |
| 9 | # Class that handles cget/configure for options that |
| 10 | # need translating from public form |
| 11 | # e.g. $cw->configure(-label => 'fred') |
| 12 | # into $cw->subwiget('label')->configure(-text => 'fred') |
| 13 | # Should probably do something clever with regexp's here |
| 14 | |
| 15 | |
| 16 | sub new |
| 17 | { |
| 18 | my ($class,@args) = @_; |
| 19 | unshift(@args,'configure','cget') if (@args < 3); |
| 20 | return bless \@args,$class; |
| 21 | } |
| 22 | |
| 23 | sub cget |
| 24 | { |
| 25 | croak('Wrong number of args to cget') unless (@_ == 2); |
| 26 | my ($alias,$key) = @_; |
| 27 | my ($set,$get,$widget,@args) = @$alias; |
| 28 | $widget->$get(@args); |
| 29 | } |
| 30 | |
| 31 | sub configure |
| 32 | { |
| 33 | my $alias = shift; |
| 34 | shift if (@_); |
| 35 | my ($set,$get,$widget,@args) = @$alias; |
| 36 | if (wantarray) |
| 37 | { |
| 38 | my @results; |
| 39 | eval { @results = $widget->$set(@args,@_) }; |
| 40 | croak($@) if $@; |
| 41 | return @results; |
| 42 | } |
| 43 | else |
| 44 | { |
| 45 | my $results; |
| 46 | eval { $results = $widget->$set(@args,@_) }; |
| 47 | croak($@) if $@; |
| 48 | return $results; |
| 49 | } |
| 50 | } |
| 51 | |
| 52 | *TIESCALAR = \&new; |
| 53 | *TIEHASH = \&new; |
| 54 | |
| 55 | sub FETCH |
| 56 | { |
| 57 | my $alias = shift; |
| 58 | my ($set,$get,$widget,@args) = @$alias; |
| 59 | return $widget->$get(@args,@_); |
| 60 | } |
| 61 | |
| 62 | sub STORE |
| 63 | { |
| 64 | my $alias = shift; |
| 65 | my ($set,$get,$widget,@args) = @$alias; |
| 66 | $widget->$set(@args,@_); |
| 67 | } |
| 68 | |
| 69 | 1; |