server/ext/widget.ext

#! perl # mandatory depends=login

# sends the following ext message types
# ws_n       id                                # widgetset new
# ws_d       id                                # widgetset destroy
# ws_c       ws id class args                  # widgetset create
# w_c        id [rid] name args                # widget method call
# w_s        id name value                     # widget member set
# w_g        id rid name                       # widget member get
#
# and expects the following exti message types
# w_r        rid res                           # widget call return
# w_e        id name args                      # widget_event

cf::client->attach (
   on_connect => sub {
      my ($ns) = @_;

      Scalar::Util::weaken (my $weakns = $ns);

      $ns->{id} = "a";
      $ns->{json_coder}->filter_json_single_key_object (__widget_ref__ => sub {
        # cannot deserialise ATM
        undef
      });
   },
);

sub csc_update_stats {
   my ($ns) = @_;

   while (my ($k, $v) = each %{ $ns->{csc}{stat} }) {
      $v->set_text ($ns->pl->ob->stats->$k);
   }
}

sub demo_map {
   my ($ns) = @_;

   my $ws = $ns->{csc} = $ns->new_widgetset;

   my $w = $ws->new (Toplevel =>
      w     => 200,
      h     => 200,
      x     => "center",
      y     => "center",
      title => "Worldmap",
      has_close_button => 1,
      on_delete => sub {
         $ws->destroy;
      },
   );

   my $face = cf::face::find "res/worldmap.jpg";
   $ns->send_face ($face);

   $w->add (my $sw = $ws->new (ScrolledWindow => scroll_x => 1, scroll_y => 1));
   $sw->add (my $fixed = $ws->new (Fixed => expand => 1));
   $fixed->add ($ws->new (Face => expand => 1, size_w => undef, size_h => undef, face => $face), abs => 0, 0, rel => 1, 1);
   $fixed->add ($ws->new (Label => text => "lb1"), abs => 10, 10, rel => 1, 1);

   $w->show;
}

sub csc_start {
   my ($ns) = @_;

   my $ws = $ns->{csc} = $ns->new_widgetset;

   my $w = $ws->new (Toplevel =>
      min_w => 600,
      min_h => 400,
      x     => "center",
      y     => "center",
      title => "Character Creation",
      has_close_button => 1,
      on_delete => sub {
         $ws->destroy;
      },
   );

   $w->add (my $ntb = $ws->new (Notebook => expand => 1));

   $ntb->add (Statistics => (my $stats = $ws->new (Table => expand => 1)), "Basic statistics of your new character");

   $stats->add (0, 0, (my $statstable = $ws->new ("Table")));

   for (
      [0, "Str"],
      [1, "Dex"],
      [2, "Con"],
      [3, "Int"],
      [4, "Wis"],
      [5, "Pow"],
      [6, "Cha"],
   ) {
      my ($x, $label) = @$_;

      $statstable->add ($x, 0, $ws->new (Label =>
         can_hover => 1, can_events => 1,
         align => +1, text => $label, tooltip => "#stat_$label",
      ));
      $statstable->add ($x, 1, $ws->{stat}{$label} = $ws->new (Label =>
         can_hover => 1, can_events => 1,
         align => +1, template => "88", tooltip => "#stat_$label",
      ));
   }

   csc_update_stats $ns;

   $w->show;
}

cf::player->attach (
   on_login => sub {
      my ($pl) = @_;

      #return unless $cf::CFG{devel};

      my $ns = $pl->ns;

      return unless $ns->{can_widget};

      demo_map $ns;
      #csc_start $ns;
   },
);

cf::register_exticmd w_e => sub {
   my ($ns, $pkt) = @_;

   if (my $w = $ns->{widget}{$pkt->{id}}) {
      if (my $cb = $w->{ev}{$pkt->{name}}) {
         $_->($w, @{ $pkt->{args} || [] })
            for @$cb;
      }
   }

   ()
};

cf::register_exticmd w_r => sub {
   my ($ns, $pkt) = @_;

   if (my $cb = delete $ns->{widget_return}{$pkt->{rid}}) {
      $cb->(@{$pkt->{res} || [] });
   }

   ()
};

sub cf::client::new_widgetset {
   my ($self) = @_;

   my $id = ++$self->{id};

   my $ws = bless {
      id => $id,
      ns => $self,
      w  => {},
   }, "ext::widget::set";

   $ws->msg (ws_n => id => $id);

   $ws
}

#############################################################################

package ext::widget::set;

sub DESTROY {
   $_[0]->destroy;
}

sub destroy {
   my ($self) = @_;

   $self->msg (ws_d => id => $self->{id});
   delete $self->{ns};
   $_->destroy
      for values %{ $self->{w} };
}

sub msg {
   my ($self, $type, %msg) = @_;

   if (my $ns = shift->{ns}) {
      $msg{msgtype} = $type;
      $ns->send_packet ("ext " . $ns->{json_coder}->encode (\%msg));
   }
}

sub new {
   my ($self, $class, %args) = @_;

   my $id = ++$self->{ns}{id};

   my $proxy = $self->{w}{$id} = bless {
      id => $id,
   }, "ext::widget::proxy";

   Scalar::Util::weaken ($proxy->{ws} = $self);
   Scalar::Util::weaken ($proxy->{ns} = $self->{ns});
   Scalar::Util::weaken ($self->{ns}{widget}{$id} = $proxy);

   for my $ev (grep /^on_/, keys %args) {
      push @{$proxy->{ev}{$ev}}, $args{$ev};
      $args{$ev} = 0;
   }

   $self->msg (ws_c =>
      ws    => $self->{w}{id},
      id    => $id,
      class => $class,
      args  => \%args,
   );

   $proxy
}

#############################################################################

package ext::widget::proxy;

sub DESTROY {
   my ($self) = @_;

   delete $self->{ns}{widget}{$self->{id}};

   if (my $ws = $self->{ws}) {
      delete $ws->{w}{$self->{id}};
      $self->msg (w_c => name => "destroy");
   }
}

sub msg {
   my ($self, $type, %msg) = @_;

   if (my $ws = $self->{ws}) {
      $ws->msg ($type,
         %msg,
         id => $self->{id},
      );
   }
}

sub msg_cb {
   my ($self, $cb, $type, %msg) = @_;

   if (my $ws = $self->{ws}) {

      my $rid = ++$ws->{ns}{id};

      $self->msg ($type, %msg, rid => $rid);

      if ($cb) {
         $ws->{ns}{widget_return}{$rid} = $cb;
      } else {
         # synchronous case
         my $wait = new Coro::Signal;
         my @res;

         $ws->{ns}{widget_return}{$rid} = sub {
            @res = @_;
            $wait->send;
         };
         $wait->wait;

         return @res;
      }
   }

   ()
}

sub set {
   my ($self, $member, $value) = @_;

   $self->msg (w_s => name => $member, value => $value);
}

sub get {
   my ($self, $member, $cb) = @_;

   $self->msg_cb ($cb, w_g => name => $member);
}

sub TO_JSON {
   { __widget_ref__ => $_[0]{id} }
}

our $AUTOLOAD;

sub AUTOLOAD {
   $AUTOLOAD =~ s/^.*://
      or return;

   my $self = shift;

   $self->msg (w_c => name => $AUTOLOAD, args => \@_);

   ()
}

Revision:	1.7
Committed:	Mon Jul 16 14:09:40 2007 UTC (19 years, 2 months ago) by root
Branch:	MAIN
Changes since 1.6:	+3 -5 lines
Log Message:	the map prefetcher could end in an endless loop if fed with illegal paths. now it will only leak memory on corrupted maps. or so.
#	User	Rev	Content
1	root	1.1	#! perl # mandatory depends=login
2
3			# sends the following ext message types
4			# ws_n id # widgetset new
5			# ws_d id # widgetset destroy
6			# ws_c ws id class args # widgetset create
7			# w_c id [rid] name args # widget method call
8			# w_s id name value # widget member set
9			# w_g id rid name # widget member get
10			#
11			# and expects the following exti message types
12			# w_r rid res # widget call return
13			# w_e id name args # widget_event
14
15			cf::client->attach (
16			on_connect => sub {
17			my ($ns) = @_;
18
19	root	1.4	Scalar::Util::weaken (my $weakns = $ns);
20
21	root	1.1	$ns->{id} = "a";
22	root	1.4	$ns->{json_coder}->filter_json_single_key_object (__widget_ref__ => sub {
23			# cannot deserialise ATM
24			undef
25			});
26	root	1.1	},
27			);
28
29	root	1.2	sub csc_update_stats {
30			my ($ns) = @_;
31
32			while (my ($k, $v) = each %{ $ns->{csc}{stat} }) {
33			$v->set_text ($ns->pl->ob->stats->$k);
34			}
35			}
36
37	root	1.5	sub demo_map {
38			my ($ns) = @_;
39
40			my $ws = $ns->{csc} = $ns->new_widgetset;
41
42			my $w = $ws->new (Toplevel =>
43			w => 200,
44			h => 200,
45			x => "center",
46			y => "center",
47			title => "Worldmap",
48			has_close_button => 1,
49			on_delete => sub {
50			$ws->destroy;
51			},
52			);
53
54			my $face = cf::face::find "res/worldmap.jpg";
55			$ns->send_face ($face);
56
57			$w->add (my $sw = $ws->new (ScrolledWindow => scroll_x => 1, scroll_y => 1));
58	root	1.7	$sw->add (my $fixed = $ws->new (Fixed => expand => 1));
59			$fixed->add ($ws->new (Face => expand => 1, size_w => undef, size_h => undef, face => $face), abs => 0, 0, rel => 1, 1);
60			$fixed->add ($ws->new (Label => text => "lb1"), abs => 10, 10, rel => 1, 1);
61	root	1.5
62			$w->show;
63			}
64
65	root	1.2	sub csc_start {
66			my ($ns) = @_;
67
68			my $ws = $ns->{csc} = $ns->new_widgetset;
69
70			my $w = $ws->new (Toplevel =>
71			min_w => 600,
72			min_h => 400,
73			x => "center",
74			y => "center",
75			title => "Character Creation",
76	root	1.3	has_close_button => 1,
77			on_delete => sub {
78			$ws->destroy;
79			},
80	root	1.2	);
81
82			$w->add (my $ntb = $ws->new (Notebook => expand => 1));
83
84			$ntb->add (Statistics => (my $stats = $ws->new (Table => expand => 1)), "Basic statistics of your new character");
85
86			$stats->add (0, 0, (my $statstable = $ws->new ("Table")));
87
88			for (
89	root	1.3	[0, "Str"],
90			[1, "Dex"],
91			[2, "Con"],
92			[3, "Int"],
93			[4, "Wis"],
94			[5, "Pow"],
95			[6, "Cha"],
96	root	1.2	) {
97	root	1.3	my ($x, $label) = @$_;
98	root	1.2
99			$statstable->add ($x, 0, $ws->new (Label =>
100			can_hover => 1, can_events => 1,
101			align => +1, text => $label, tooltip => "#stat_$label",
102			));
103			$statstable->add ($x, 1, $ws->{stat}{$label} = $ws->new (Label =>
104			can_hover => 1, can_events => 1,
105			align => +1, template => "88", tooltip => "#stat_$label",
106			));
107			}
108
109			csc_update_stats $ns;
110
111			$w->show;
112			}
113
114	root	1.1	cf::player->attach (
115			on_login => sub {
116			my ($pl) = @_;
117
118	root	1.6	#return unless $cf::CFG{devel};
119	root	1.1
120			my $ns = $pl->ns;
121
122	root	1.2	return unless $ns->{can_widget};
123	root	1.1
124	root	1.5	demo_map $ns;
125			#csc_start $ns;
126	root	1.1	},
127			);
128
129			cf::register_exticmd w_e => sub {
130			my ($ns, $pkt) = @_;
131
132			if (my $w = $ns->{widget}{$pkt->{id}}) {
133			if (my $cb = $w->{ev}{$pkt->{name}}) {
134			$_->($w, @{ $pkt->{args} \|\| [] })
135			for @$cb;
136			}
137			}
138
139			()
140			};
141
142			cf::register_exticmd w_r => sub {
143			my ($ns, $pkt) = @_;
144
145			if (my $cb = delete $ns->{widget_return}{$pkt->{rid}}) {
146			$cb->(@{$pkt->{res} \|\| [] });
147			}
148
149			()
150			};
151
152			sub cf::client::new_widgetset {
153			my ($self) = @_;
154
155			my $id = ++$self->{id};
156
157			my $ws = bless {
158			id => $id,
159			ns => $self,
160			w => {},
161			}, "ext::widget::set";
162
163			$ws->msg (ws_n => id => $id);
164
165			$ws
166			}
167
168			#############################################################################
169
170			package ext::widget::set;
171
172			sub DESTROY {
173			$_[0]->destroy;
174			}
175
176			sub destroy {
177			my ($self) = @_;
178
179			$self->msg (ws_d => id => $self->{id});
180			delete $self->{ns};
181			$_->destroy
182			for values %{ $self->{w} };
183			}
184
185			sub msg {
186			my ($self, $type, %msg) = @_;
187
188			if (my $ns = shift->{ns}) {
189			$msg{msgtype} = $type;
190	root	1.4	$ns->send_packet ("ext " . $ns->{json_coder}->encode (\%msg));
191	root	1.1	}
192			}
193
194			sub new {
195			my ($self, $class, %args) = @_;
196
197			my $id = ++$self->{ns}{id};
198
199			my $proxy = $self->{w}{$id} = bless {
200			id => $id,
201			}, "ext::widget::proxy";
202
203			Scalar::Util::weaken ($proxy->{ws} = $self);
204			Scalar::Util::weaken ($proxy->{ns} = $self->{ns});
205			Scalar::Util::weaken ($self->{ns}{widget}{$id} = $proxy);
206
207			for my $ev (grep /^on_/, keys %args) {
208			push @{$proxy->{ev}{$ev}}, $args{$ev};
209			$args{$ev} = 0;
210			}
211
212			$self->msg (ws_c =>
213			ws => $self->{w}{id},
214			id => $id,
215			class => $class,
216			args => \%args,
217			);
218
219			$proxy
220			}
221
222			#############################################################################
223
224			package ext::widget::proxy;
225
226			sub DESTROY {
227			my ($self) = @_;
228
229			delete $self->{ns}{widget}{$self->{id}};
230
231			if (my $ws = $self->{ws}) {
232			delete $ws->{w}{$self->{id}};
233			$self->msg (w_c => name => "destroy");
234			}
235			}
236
237			sub msg {
238			my ($self, $type, %msg) = @_;
239
240			if (my $ws = $self->{ws}) {
241			$ws->msg ($type,
242			%msg,
243			id => $self->{id},
244			);
245			}
246			}
247
248			sub msg_cb {
249			my ($self, $cb, $type, %msg) = @_;
250
251			if (my $ws = $self->{ws}) {
252
253			my $rid = ++$ws->{ns}{id};
254
255			$self->msg ($type, %msg, rid => $rid);
256
257			if ($cb) {
258			$ws->{ns}{widget_return}{$rid} = $cb;
259			} else {
260			# synchronous case
261			my $wait = new Coro::Signal;
262			my @res;
263
264			$ws->{ns}{widget_return}{$rid} = sub {
265			@res = @_;
266			$wait->send;
267			};
268			$wait->wait;
269
270			return @res;
271			}
272			}
273
274			()
275			}
276
277			sub set {
278			my ($self, $member, $value) = @_;
279
280			$self->msg (w_s => name => $member, value => $value);
281			}
282
283			sub get {
284			my ($self, $member, $cb) = @_;
285
286			$self->msg_cb ($cb, w_g => name => $member);
287			}
288
289			sub TO_JSON {
290			{ __widget_ref__ => $_[0]{id} }
291			}
292
293			our $AUTOLOAD;
294
295			sub AUTOLOAD {
296			$AUTOLOAD =~ s/^.*://
297			or return;
298
299			my $self = shift;
300
301			$self->msg (w_c => name => $AUTOLOAD, args => \@_);
302
303			()
304			}
305