/* example-start notebook notebook.c */#include <gtk/gtk.h>/* This function rotates the position of the tabs */void rotate_book (GtkButton *button, GtkNotebook *notebook){    gtk_notebook_set_tab_pos (notebook, (notebook->tab_pos +1) %4);}/* Add/Remove the page tabs and the borders */void tabsborder_book (GtkButton *button, GtkNotebook *notebook){    gint tval = FALSE;    gint bval = FALSE;    if (notebook->show_tabs == 0)	    tval = TRUE;     if (notebook->show_border == 0)	    bval = TRUE;        gtk_notebook_set_show_tabs (notebook, tval);    gtk_notebook_set_show_border (notebook, bval);}/* Remove a page from the notebook */void remove_book (GtkButton *button, GtkNotebook *notebook){    gint page;        page = gtk_notebook_get_current_page(notebook);    gtk_notebook_remove_page (notebook, page);    /* Need to refresh the widget --      This forces the widget to redraw itself. */    gtk_widget_draw(GTK_WIDGET(notebook), NULL);}void delete (GtkWidget *widget, GtkWidget *event, gpointer data){    gtk_main_quit ();}int main (int argc, char *argv[]){    GtkWidget *window;    GtkWidget *button;    GtkWidget *table;    GtkWidget *notebook;    GtkWidget *frame;    GtkWidget *label;    GtkWidget *checkbutton;    int i;    char bufferf[32];    char bufferl[32];        gtk_init (&argc, &argv);        window = gtk_window_new (GTK_WINDOW_TOPLEVEL);        gtk_signal_connect (GTK_OBJECT (window), "delete_event",			GTK_SIGNAL_FUNC (delete), NULL);        gtk_container_set_border_width (GTK_CONTAINER (window), 10);    table = gtk_table_new(3,6,FALSE);    gtk_container_add (GTK_CONTAINER (window), table);        /* Create a new notebook, place the position of the tabs */    notebook = gtk_notebook_new ();    gtk_notebook_set_tab_pos (GTK_NOTEBOOK (notebook), GTK_POS_TOP);    gtk_table_attach_defaults(GTK_TABLE(table), notebook, 0,6,0,1);    gtk_widget_show(notebook);        /* Lets append a bunch of pages to the notebook */    for (i=0; i < 5; i++) {	sprintf(bufferf, "Append Frame %d", i+1);	sprintf(bufferl, "Page %d", i+1);		frame = gtk_frame_new (bufferf);	gtk_container_set_border_width (GTK_CONTAINER (frame), 10);	gtk_widget_set_usize (frame, 100, 75);	gtk_widget_show (frame);		label = gtk_label_new (bufferf);	gtk_container_add (GTK_CONTAINER (frame), label);	gtk_widget_show (label);		label = gtk_label_new (bufferl);	gtk_notebook_append_page (GTK_NOTEBOOK (notebook), frame, label);    }          /* Now lets add a page to a specific spot */    checkbutton = gtk_check_button_new_with_label ("Check me please!");    gtk_widget_set_usize(checkbutton, 100, 75);    gtk_widget_show (checkbutton);       label = gtk_label_new ("Add page");    gtk_notebook_insert_page (GTK_NOTEBOOK (notebook), checkbutton, label, 2);        /* Now finally lets prepend pages to the notebook */    for (i=0; i < 5; i++) {	sprintf(bufferf, "Prepend Frame %d", i+1);	sprintf(bufferl, "PPage %d", i+1);		frame = gtk_frame_new (bufferf);	gtk_container_set_border_width (GTK_CONTAINER (frame), 10);	gtk_widget_set_usize (frame, 100, 75);	gtk_widget_show (frame);		label = gtk_label_new (bufferf);	gtk_container_add (GTK_CONTAINER (frame), label);	gtk_widget_show (label);		label = gtk_label_new (bufferl);	gtk_notebook_prepend_page (GTK_NOTEBOOK(notebook), frame, label);    }        /* Set what page to start at (page 4) */    gtk_notebook_set_page (GTK_NOTEBOOK(notebook), 3);    /* Create a bunch of buttons */    button = gtk_button_new_with_label ("close");    gtk_signal_connect_object (GTK_OBJECT (button), "clicked",			       GTK_SIGNAL_FUNC (delete), NULL);    gtk_table_attach_defaults(GTK_TABLE(table), button, 0,1,1,2);    gtk_widget_show(button);        button = gtk_button_new_with_label ("next page");    gtk_signal_connect_object (GTK_OBJECT (button), "clicked",			       (GtkSignalFunc) gtk_notebook_next_page,			       GTK_OBJECT (notebook));    gtk_table_attach_defaults(GTK_TABLE(table), button, 1,2,1,2);    gtk_widget_show(button);        button = gtk_button_new_with_label ("prev page");    gtk_signal_connect_object (GTK_OBJECT (button), "clicked",			       (GtkSignalFunc) gtk_notebook_prev_page,			       GTK_OBJECT (notebook));    gtk_table_attach_defaults(GTK_TABLE(table), button, 2,3,1,2);    gtk_widget_show(button);        button = gtk_button_new_with_label ("tab position");    gtk_signal_connect (GTK_OBJECT (button), "clicked",                        (GtkSignalFunc) rotate_book, GTK_OBJECT(notebook));    gtk_table_attach_defaults(GTK_TABLE(table), button, 3,4,1,2);    gtk_widget_show(button);        button = gtk_button_new_with_label ("tabs/border on/off");    gtk_signal_connect (GTK_OBJECT (button), "clicked",                        (GtkSignalFunc) tabsborder_book,                        GTK_OBJECT (notebook));    gtk_table_attach_defaults(GTK_TABLE(table), button, 4,5,1,2);    gtk_widget_show(button);        button = gtk_button_new_with_label ("remove page");    gtk_signal_connect (GTK_OBJECT (button), "clicked",                        (GtkSignalFunc) remove_book,                        GTK_OBJECT(notebook));    gtk_table_attach_defaults(GTK_TABLE(table), button, 5,6,1,2);    gtk_widget_show(button);        gtk_widget_show(table);    gtk_widget_show(window);        gtk_main ();        return(0);}/* example-end */