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/* GTK+ stroke test program
Copyright (c) 2000, 2001 Dan Nicolaescu
See the file COPYING for distribution information.
*/
#include "config.h"
#include <math.h>
#include <gtk/gtk.h>
#include <stdio.h>
#include "gstroke.h"
static gint
delete_event (GtkWidget *widget, GdkEvent *event G_GNUC_UNUSED, gpointer data G_GNUC_UNUSED)
{
gtk_widget_destroy (widget);
gtk_main_quit ();
return TRUE;
}
static void
clear_clicked (GtkWidget *widget G_GNUC_UNUSED, gpointer data)
{
gdk_window_clear (GTK_WIDGET (data)->window);
}
static void
exit_clicked (GtkWidget *widget G_GNUC_UNUSED, gpointer data)
{
gtk_widget_destroy (GTK_WIDGET (data));
gtk_main_quit ();
}
static void
gstroke_exit (GtkWidget *widget G_GNUC_UNUSED)
{
gtk_main_quit ();
}
static void
gstroke_clear (GtkWidget *widget)
{
gdk_window_clear (widget->window);
}
static void
gstroke_help (GtkWidget *widget G_GNUC_UNUSED)
{
printf ("-----\nStroke 456 clears the screen\n");
printf ("Stroke 654 exits the program\n");
printf ("Stroke 4123658 displays the help message\n------\n");
}
int
main (int argc, char **argv)
{
GtkWidget *window;
GtkWidget *vbox;
GtkWidget *da;
GtkWidget *hbox;
GtkWidget *button;
gtk_init (&argc, &argv);
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_title (GTK_WINDOW (window), "GNOME-stroke test program");
gtk_signal_connect (GTK_OBJECT (window), "delete_event",
(GtkSignalFunc) delete_event,
NULL);
vbox = gtk_vbox_new (FALSE, 0);
gtk_container_add (GTK_CONTAINER (window), vbox);
gtk_widget_show (vbox);
da = gtk_drawing_area_new ();
gtk_widget_set_events (GTK_WIDGET (da), GDK_BUTTON_PRESS_MASK
| GDK_BUTTON_RELEASE_MASK);
gtk_drawing_area_size (GTK_DRAWING_AREA (da), 600, 600);
/* The sequence below shows how to use libgstroke */
gstroke_enable (da);
gstroke_signal_connect (da, "654", (GtkSignalFunc)gstroke_exit, NULL);
gstroke_signal_connect (da, "456", (GtkSignalFunc)gstroke_clear, NULL);
gstroke_signal_connect (da, "4123658", (GtkSignalFunc)gstroke_help, NULL);
gtk_box_pack_start (GTK_BOX (vbox), da, TRUE, TRUE, 0);
gtk_widget_show (da);
hbox = gtk_hbox_new (TRUE, 0);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
button = gtk_button_new_with_label ("Clear stroke test area");
gtk_signal_connect (GTK_OBJECT (button), "clicked",
(GtkSignalFunc) clear_clicked,
da);
gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
gtk_widget_show (button);
button = gtk_button_new_with_label ("Exit");
gtk_signal_connect (GTK_OBJECT (button), "clicked",
(GtkSignalFunc) exit_clicked,
window);
gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
gtk_widget_show (button);
gtk_widget_show (window);
/*hack: call the help function to display the help message*/
gstroke_help (window);
gtk_main ();
return 0;
}
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