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167 | {
$Id: tictactoe.pp,v 1.3 2005/02/14 17:13:20 peter Exp $
Converted from C to Pascal by Frank Loemker
<floemker@techfak.uni-bielefeld.de>}
unit tictactoe;
interface
uses glib,gdk,gtk;
type
PTictactoe = ^TTictactoe;
TTictactoe = record vbox : TGtkVBox ;
buttons : array [0..2 , 0..2] of pGtkWidget;
end;
PTictactoeClass = ^TTictactoeClass;
TTictactoeClass = record parent_class: TGtkVBoxClass ;
tictactoe: Procedure (ttt : pTictactoe); cdecl;
end;
Function tictactoe_get_type : guint;Function tictactoe_new : pGtkWidget;
procedure tictactoe_clear (ttt : pTictactoe);
implementation
const
ANZ_SIGNAL = 1;
type
TTT_Signals = (TICTACTOE_SIGNAL);
const tictactoe_signals: array[TTT_Signals] of guint = (0);
Procedure tictactoe_toggle (widget : pGtkWidget ; ttt: pTictactoe); cdecl;
const rwins: array[0..7,0..2] of integer =
( ( 0, 0, 0 ), ( 1, 1, 1 ), ( 2, 2, 2 ), ( 0, 1, 2 ), ( 0, 1, 2 ), ( 0, 1, 2 ),
( 0, 1, 2 ), ( 0, 1, 2 ) );
cwins:array [0..7,0..2] of integer =
( ( 0, 1, 2 ), ( 0, 1, 2 ), ( 0, 1, 2 ),
( 0, 0, 0 ), ( 1, 1, 1 ), ( 2, 2, 2 ), ( 0, 1, 2 ), ( 2, 1, 0 ) );
var i, k : integer;
success, found : boolean;
begin
for k:=0 to 7 do begin
success := TRUE;
found := FALSE;
for i:=0 to 2 do begin
success := success and
boolean(active(pGTKTOGGLEBUTTON(ttt^.buttons[rwins[k,i],cwins[k,i]])^));
found := found or
(ttt^.buttons[rwins[k,i],cwins[k,i]] = widget); end;
if (success and found) then
begin
gtk_signal_emit (pGTKOBJECT (ttt), tictactoe_signals[TICTACTOE_SIGNAL]);
break;
end;
end;
end;
Procedure gtk_signal_default_marshallerT(theobject : pGtkObject;
func : GTK_SIGNAL_FUNC;
func_data : gpointer;
args : pGtkArg); cdecl;begin
gtk_marshal_NONE__NONE (theobject,func,func_data,args);
end;
Procedure tictactoe_class_init (theclass : pTictactoeClass );var object_class : pGtkObjectClass ;
begin
object_class := pGtkObjectClass (theclass);
tictactoe_signals[TICTACTOE_SIGNAL] :=gtk_signal_new ('tictactoe', GTK_RUN_FIRST,
object_class^.thetype,
@theclass^.tictactoe - pointer(theclass),
@gtk_signal_default_marshallerT, GTK_TYPE_NONE, 0);
gtk_object_class_add_signals (object_class, pguint(@tictactoe_signals), ANZ_SIGNAL);
theclass^.tictactoe := NIL;
end;
Procedure tictactoe_init (ttt : pTictactoe );
var table : pGtkWidget ;
i,j : gint;
begin
table := gtk_table_new (3, 3, true); gtk_container_add (pGTKCONTAINER(ttt), table);
gtk_widget_show (table);
for i:=0 to 2 do
for j:=0 to 2 do begin
ttt^.buttons[i][j] := gtk_toggle_button_new ();
gtk_table_attach_defaults (pGTKTABLE(table), ttt^.buttons[i][j],
i, i+1, j, j+1);
gtk_signal_connect (pGTKOBJECT (ttt^.buttons[i][j]), 'toggled', GTK_SIGNAL_FUNC (@tictactoe_toggle), ttt);
gtk_widget_set_usize (ttt^.buttons[i][j], 20, 20);
gtk_widget_show (ttt^.buttons[i][j]);
end;
end;
Procedure tictactoe_class_init2 (theclass : gpointer ); cdecl;
begin
tictactoe_class_init (theclass);
end;
Procedure tictactoe_init2 (ttt : gpointer; klass:gpointer); cdecl;
begin
tictactoe_init (ttt);
end;
Function tictactoe_get_type:guint;
const ttt_type : guint = 0;
ttt_info: TGtkTypeInfo = (
type_name : 'Tictactoe'; object_size : sizeof (TTictactoe);
class_size : sizeof (TTictactoeClass);
class_init_func : @tictactoe_class_init2;
object_init_func : @tictactoe_init2;
);begin
if (ttt_type = 0) then
ttt_type := gtk_type_unique (gtk_vbox_get_type (), @ttt_info);
tictactoe_get_type:= ttt_type;end;
Function tictactoe_new:pGtkWidget;
begin
tictactoe_new:= pGTKWIDGET ( gtk_type_new (tictactoe_get_type ()));end;
Procedure tictactoe_clear (ttt : pTictactoe );
var i,j : integer;
begin for i:=0 to 2 do
for j:=0 to 2 do
begin
gtk_signal_handler_block_by_data (pGTKOBJECT(ttt^.buttons[i][j]), ttt);
gtk_toggle_button_set_active (pGTKTOGGLEBUTTON (ttt^.buttons[i][j]), false);
gtk_signal_handler_unblock_by_data (pGTKOBJECT(ttt^.buttons[i][j]), ttt);
end;
end;
end.
{
$Log: tictactoe.pp,v $
Revision 1.3 2005/02/14 17:13:20 peter
* truncate log
} |