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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"><HTML><HEAD><TITLE>示例程序代码</TITLE><METANAME="GENERATOR"CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+"><LINKREL="HOME"TITLE="GTK+ 2.0 教程"HREF="book1.html"><LINKREL="PREVIOUS"TITLE="GDK 事件类型"HREF="a2711.html"><LINKREL="NEXT"TITLE="GtkDial"HREF="x2859.html"></HEAD><BODYCLASS="APPENDIX"BGCOLOR="#FFFFFF"TEXT="#000000"LINK="#0000FF"VLINK="#840084"ALINK="#0000FF"><DIVCLASS="NAVHEADER"><TABLESUMMARY="Header navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><THCOLSPAN="3"ALIGN="center">GTK+ 2.0 教程</TH></TR><TR><TDWIDTH="10%"ALIGN="left"VALIGN="bottom"><AHREF="a2711.html"ACCESSKEY="P"><<< Previous</A></TD><TDWIDTH="80%"ALIGN="center"VALIGN="bottom"></TD><TDWIDTH="10%"ALIGN="right"VALIGN="bottom"><AHREF="x2859.html"ACCESSKEY="N">Next >>></A></TD></TR></TABLE><HRALIGN="LEFT"WIDTH="100%"></DIV><DIVCLASS="APPENDIX"><H1><ANAME="APP-CODEEXAMPLES">示例程序代码</H1><P>下面是前面手册中使用的一些示例程序代码。</P><DIVCLASS="SECT1"><H1CLASS="SECT1"><ANAME="SEC-TICTACTOE">Tictactoe</H1><DIVCLASS="SECT2"><H2CLASS="SECT2"><ANAME="AEN2850">tictactoe.h</H2><TABLEBORDER="0"BGCOLOR="#E0E0E0"WIDTH="100%"><TR><TD><PRECLASS="PROGRAMLISTING"> /* GTK - GIMP工具包 * 版权 (C) 1995-1997 Peter Mattis, Spencer Kimball 和 Josh MacDonald 所有 * * 本程序是自由软件。你可以在自由软件基金发布的 GNU GPL 的条款下重新分发 * 或修改它。GPL 可以使用版本 2 或(由你选择)任何随后的版本。 * * 本程序分发的目的是它可能对其他人有用，但不提供任何的担保，包括隐含的 * 和适合特定用途的保证。请查阅GNU通用公共许可证获得详细的信息。 * * 你应该已经随该软件一起收到一份GNU通用公共许可。如果还没有，请写信给 * 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 __cplusplusextern "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__ */ </PRE></TD></TR></TABLE></DIV><DIVCLASS="SECT2"><H2CLASS="SECT2"><ANAME="AEN2853">tictactoe.c</H2><TABLEBORDER="0"BGCOLOR="#E0E0E0"WIDTH="100%"><TR><TD><PRECLASS="PROGRAMLISTING"> /* GTK - GIMP工具包 * 版权 (C) 1995-1997 Peter Mattis, Spencer Kimball 和 Josh MacDonald 所有 * * 本程序是自由软件。你可以在自由软件基金发布的 GNU GPL 的条款下重新分发 * 或修改它。GPL 可以使用版本 2 或(由你选择)任何随后的版本。 * * 本程序分发的目的是它可能对其他人有用，但不提供任何的担保，包括隐含的 * 和适合特定用途的保证。请查阅GNU通用公共许可证获得详细的信息。 * * 你应该已经随该软件一起收到一份GNU通用公共许可。如果还没有，请写信给 * 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 };GTypetictactoe_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 voidtictactoe_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, NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0, NULL); class->tictactoe = NULL;}static voidtictactoe_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 (); gtk_table_attach_defaults (GTK_TABLE (table), ttt->buttons[i][j], i, i+1, j, j+1); g_signal_connect (G_OBJECT (ttt->buttons[i][j]), "toggled", G_CALLBACK (tictactoe_toggle), 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));}void tictactoe_clear (Tictactoe *ttt){ int i,j; for (i = 0; i < 3; i++) for (j = 0; j < 3; j++) { g_signal_handlers_block_by_func (G_OBJECT (ttt->buttons[i][j]), NULL, ttt); gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (ttt->buttons[i][j]), FALSE); g_signal_handlers_unblock_by_func (G_OBJECT (ttt->buttons[i][j]), NULL, ttt); }}static voidtictactoe_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++) { success = success && 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) { g_signal_emit (G_OBJECT (ttt), tictactoe_signals[TICTACTOE_SIGNAL], 0); break; } }} </PRE></TD></TR></TABLE></DIV><DIVCLASS="SECT2"><H2CLASS="SECT2"><ANAME="AEN2856">ttt_test.c</H2><TABLEBORDER="0"BGCOLOR="#E0E0E0"WIDTH="100%"><TR><TD><PRECLASS="PROGRAMLISTING"> #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;} </PRE></TD></TR></TABLE></DIV></DIV></DIV><DIVCLASS="NAVFOOTER"><HRALIGN="LEFT"WIDTH="100%"><TABLESUMMARY="Footer navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top"><AHREF="a2711.html"ACCESSKEY="P"><<< Previous</A></TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="book1.html"ACCESSKEY="H">Home</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top"><AHREF="x2859.html"ACCESSKEY="N">Next >>></A></TD></TR><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top">GDK 事件类型</TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"> </TD><TDWIDTH="33%"ALIGN="right"VALIGN="top">GtkDial</TD></TR></TABLE></DIV></BODY></HTML>⌨️ 快捷键说明
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