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Tictactoe

tictactoe.h

/* GTK - The GIMP Toolkit * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #ifndef __TICTACTOE_H__ #define __TICTACTOE_H__ #include <gdk/gdk.h> #include <gtk/gtkvbox.h> #ifdef __cplusplus extern "C" { #endif /* __cplusplus */ #define TICTACTOE(obj) GTK_CHECK_CAST (obj, tictactoe_get_type (), Tictactoe) #define TICTACTOE_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, tictactoe_get_type (), TictactoeClass) #define IS_TICTACTOE(obj) GTK_CHECK_TYPE (obj, tictactoe_get_type ()) typedef struct _Tictactoe Tictactoe; typedef struct _TictactoeClass TictactoeClass; struct _Tictactoe { GtkVBox vbox; GtkWidget *buttons[3][3]; }; struct _TictactoeClass { GtkVBoxClass parent_class; void (* tictactoe) (Tictactoe *ttt); }; GtkType tictactoe_get_type (void); GtkWidget* tictactoe_new (void); void tictactoe_clear (Tictactoe *ttt); #ifdef __cplusplus } #endif /* __cplusplus */ #endif /* __TICTACTOE_H__ */

tictactoe.c

/* GTK - The GIMP Toolkit * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #include "gtk/gtksignal.h" #include "gtk/gtktable.h" #include "gtk/gtktogglebutton.h" #include "tictactoe.h" enum { TICTACTOE_SIGNAL, LAST_SIGNAL }; static void tictactoe_class_init (TictactoeClass *klass); static void tictactoe_init (Tictactoe *ttt); static void tictactoe_toggle (GtkWidget *widget, Tictactoe *ttt); static gint tictactoe_signals[LAST_SIGNAL] = { 0 }; GType tictactoe_get_type () { static GType ttt_type = 0; if (!ttt_type) { static const GTypeInfo ttt_info = { sizeof (TictactoeClass), NULL, NULL, (GClassInitFunc) tictactoe_class_init, NULL, NULL, sizeof (Tictactoe), 0, (GInstanceInitFunc) tictactoe_init, }; ttt_type = g_type_register_static (GTK_TYPE_VBOX, "Tictactoe", &ttt_info, 0); } return ttt_type; } static void tictactoe_class_init (TictactoeClass *class) { GtkObjectClass *object_class; object_class = (GtkObjectClass*) class; tictactoe_signals[TICTACTOE_SIGNAL] = g_signal_new ("tictactoe", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_FIRST, 0, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0, NULL); class->tictactoe = NULL; } static void tictactoe_init (Tictactoe *ttt) { GtkWidget *table; gint i,j; table = gtk_table_new (3, 3, TRUE); gtk_container_add (GTK_CONTAINER (ttt), table); gtk_widget_show (table); for (i = 0; i < 3; i++) for (j = 0; j < 3; j++) { ttt->buttons[i][j] = gtk_toggle_button_new (); i, i+1, j, j+1); g_signal_connect (G_OBJECT (ttt->buttons[i][j]), "toggled", G_CALLBACK (tictactoe_toggle), (gpointer) ttt); gtk_widget_set_size_request (ttt->buttons[i][j], 20, 20); gtk_widget_show (ttt->buttons[i][j]); } } GtkWidget* tictactoe_new () { return GTK_WIDGET (g_object_new (tictactoe_get_type (), NULL)); } tictactoe_clear (Tictactoe *ttt) { int i,j; for (i = 0; i < 3; i++) for (j = 0; j < 3; j++) { NULL, ttt); gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (ttt->buttons[i][j]), FALSE); NULL, ttt); } } static void tictactoe_toggle (GtkWidget *widget, Tictactoe *ttt) { int i,k; static int rwins[8][3] = { { 0, 0, 0 }, { 1, 1, 1 }, { 2, 2, 2 }, { 0, 1, 2 }, { 0, 1, 2 }, { 0, 1, 2 }, { 0, 1, 2 }, { 0, 1, 2 } }; static int cwins[8][3] = { { 0, 1, 2 }, { 0, 1, 2 }, { 0, 1, 2 }, { 0, 0, 0 }, { 1, 1, 1 }, { 2, 2, 2 }, { 0, 1, 2 }, { 2, 1, 0 } }; int success, found; for (k = 0; k < 8; k++) { success = TRUE; found = FALSE; for (i = 0; i < 3; i++) { GTK_TOGGLE_BUTTON (ttt->buttons[rwins[k][i]][cwins[k][i]])->active; found = found || ttt->buttons[rwins[k][i]][cwins[k][i]] == widget; } if (success && found) { tictactoe_signals[TICTACTOE_SIGNAL], 0); break; } } }

ttt_test.c

#include <stdlib.h> #include <gtk/gtk.h> #include "tictactoe.h" void win( GtkWidget *widget, gpointer data ) { g_print ("Yay!\n"); tictactoe_clear (TICTACTOE (widget)); } int main( int argc, char *argv[] ) { GtkWidget *window; GtkWidget *ttt; gtk_init (&argc, &argv); window = gtk_window_new (GTK_WINDOW_TOPLEVEL); gtk_window_set_title (GTK_WINDOW (window), "Aspect Frame"); g_signal_connect (G_OBJECT (window), "destroy", G_CALLBACK (exit), NULL); gtk_container_set_border_width (GTK_CONTAINER (window), 10); ttt = tictactoe_new (); gtk_container_add (GTK_CONTAINER (window), ttt); gtk_widget_show (ttt); g_signal_connect (G_OBJECT (ttt), "tictactoe", G_CALLBACK (win), NULL); gtk_widget_show (window); gtk_main (); return 0; }

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