ex24_2.c

来自「linux 高级编程的例子源码,包括了本书上的所有代码」· C语言 代码 · 共 107 行

/* filename:ex24_2.c */
# include <gtk/gtk.h>

void CloseDialog(GtkWidget *widget,gpointer data)
{
	the grab which made the dialog window model */
	gtk_grab_remove(GTK_WIDGET(widget));
	gtk_widget_destroy(GTK_WIDGET(data));
}

void YesButton(void)
{
        MessageBox("Good","She loves you too!",1);
        return ;
 }

void NoButton(void)
 {
	 MessageBox("Bad","She doesn't love you too!",0);
         return ;
 }

void MessageBox(gchar *caption,
gchar  *message,gint IsChinese)
{
  GtkWidget *dialog_window;
  GtkWidget *button;
  GtkWidget *label;
  
  g_return_if_fail (caption!= NULL);
  g_return_if_fail (message!= NULL);

  dialog_window=gtk_dialog_new();
  gtk_window_set_title(GTK_WINDOW(dialog_window),caption);
  gtk_signal_connect(GTK_OBJECT(dialog_window),"destroy",
                    GTK_SIGNAL_FUNC(CloseDialog),dialog_window);			
  gtk_container_border_width(GTK_CONTAINER(dialog_window),5);
   
  if (!IsChinese)
      button=gtk_button_new_with_label("Ok");
  else
      button=gtk_button_new_with_label("确定");
  GTK_WIDGET_SET_FLAGS(button,GTK_CAN_DEFAULT);
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog_window)->action_area),
	                 button,TRUE,TRUE,0);
  gtk_widget_show(button);
  gtk_widget_grab_default(button);
  gtk_signal_connect(GTK_OBJECT(button),"clicked",
                    GTK_SIGNAL_FUNC(CloseDialog),dialog_window);			
  
  label=gtk_label_new(message);
  gtk_misc_set_padding(GTK_MISC(label),10,10);
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog_window)->vbox),
	                 label,TRUE,TRUE,0);
  gtk_widget_show(label);
  gtk_widget_show(dialog_window);
  gtk_grab_add(dialog_window);
  return ;
				
}
  	
int main(int argc, char *argv[])
{
  GtkWidget *dialog_window;
  GtkWidget *button1; 
  GtkWidget *button2; 
  GtkWidget *label; 
  
  gtk_init(&argc, &argv);
  dialog_window=gtk_dialog_new();
  gtk_window_set_title(GTK_WINDOW(dialog_window),"test dialog");
  gtk_signal_connect(GTK_OBJECT(dialog_window),"destroy",
                    GTK_SIGNAL_FUNC(gtk_main_quit),NULL);			
  gtk_container_border_width(GTK_CONTAINER(dialog_window),10);
  
  button1=gtk_button_new_with_label("Yes");
  button2=gtk_button_new_with_label("No");
 
  GTK_WIDGET_SET_FLAGS(button1,GTK_CAN_DEFAULT);
  GTK_WIDGET_SET_FLAGS(button2,GTK_CAN_DEFAULT);
  
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog_window)->action_area),
	                 button1,TRUE,TRUE,0);
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog_window)->action_area),
	                 button2,TRUE,TRUE,0);

  gtk_signal_connect(GTK_OBJECT(button1),"clicked",
                    GTK_SIGNAL_FUNC(YesButton),NULL);		
  gtk_signal_connect(GTK_OBJECT(button2),"clicked",
                    GTK_SIGNAL_FUNC(NoButton),NULL);			

  gtk_widget_show(button1);
  gtk_widget_show(button2);
  gtk_widget_grab_default(button1);
  
  label=gtk_label_new("Do you love her?");
  gtk_misc_set_padding(GTK_MISC(label),10,10);
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog_window)->vbox),
	                 label,TRUE,TRUE,0);
  gtk_widget_show(label);
  gtk_widget_show(dialog_window);
  gtk_grab_add(dialog_window);
 
  gtk_main();
  return(0);
}