/*
* Copyright (c) Tony Bybell 1999.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*/
#include <gtk/gtk.h>
#include "debug.h"
#include "aet.h"
#include "currenttime.h"
int helpbox_is_active=0;
/* Add some text to our text widget - this is a callback that is invoked
when our window is realized. We could also force our window to be
realized with gtk_widget_realize, but it would have to be part of
a hierarchy first */
static GtkWidget *text;
static GtkWidget *vscrollbar;
void help_text(char *str)
{
gtk_text_insert (GTK_TEXT (text), NULL, &text->style->black, NULL, str, -1);
}
void help_text_bold(char *str)
{
gtk_text_insert (GTK_TEXT (text), NULL, &text->style->fg[GTK_STATE_SELECTED], &text->style->bg[GTK_STATE_SELECTED], str, -1);
}
static void
help_realize_text (GtkWidget *text, gpointer data)
{
help_text("Click on any menu item or button that corresponds to a menu item"
" for its full description. Pressing a hotkey for a menu item"
" is also allowed.");
}
/* Create a scrolled text area that displays a "message" */
static GtkWidget *create_help_text (void)
{
GtkWidget *table;
/* Create a table to hold the text widget and scrollbars */
table = gtk_table_new (1, 16, FALSE);
/* Put a text widget in the upper left hand corner. Note the use of
* GTK_SHRINK in the y direction */
text = gtk_text_new (NULL, NULL);
gtk_table_attach (GTK_TABLE (table), text, 0, 14, 0, 1,
GTK_FILL | GTK_EXPAND,
GTK_FILL | GTK_SHRINK | GTK_EXPAND, 0, 0);
gtk_widget_set_usize(GTK_WIDGET(text), 100, 50);
gtk_widget_show (text);
/* And a VScrollbar in the upper right */
vscrollbar = gtk_vscrollbar_new (GTK_TEXT (text)->vadj);
gtk_table_attach (GTK_TABLE (table), vscrollbar, 15, 16, 0, 1,
GTK_FILL, GTK_FILL | GTK_SHRINK | GTK_EXPAND, 0, 0);
gtk_widget_show (vscrollbar);
/* Add a handler to put a message in the text widget when it is realized */
gtk_signal_connect (GTK_OBJECT (text), "realize",
GTK_SIGNAL_FUNC (help_realize_text), NULL);
gtk_text_set_word_wrap(GTK_TEXT(text), TRUE);
return(table);
}
/***********************************************************************************/
static GtkWidget *window;
static void ok_callback(GtkWidget *widget, GtkWidget *nothing)
{
helpbox_is_active=0;
DEBUG(printf("OK\n"));
gtk_widget_destroy(window);
}
void helpbox(char *title, int width, char *default_text)
{
GtkWidget *vbox, *hbox;
GtkWidget *button1;
GtkWidget *label, *separator;
GtkWidget *ctext;
if(helpbox_is_active) return;
helpbox_is_active=1;
/* create a new nonmodal window */
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_widget_set_usize( GTK_WIDGET (window), width, 400);
gtk_window_set_title(GTK_WINDOW (window), title);
gtk_signal_connect(GTK_OBJECT (window), "delete_event",
(GtkSignalFunc) ok_callback, NULL);
vbox = gtk_vbox_new (FALSE, 0);
gtk_container_add (GTK_CONTAINER (window), vbox);
gtk_widget_show (vbox);
label=gtk_label_new(default_text);
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
separator = gtk_hseparator_new ();
gtk_box_pack_start (GTK_BOX (vbox), separator, FALSE, TRUE, 0);
gtk_widget_show (separator);
ctext=create_help_text();
gtk_box_pack_start (GTK_BOX (vbox), ctext, TRUE, TRUE, 0);
gtk_widget_show (ctext);
separator = gtk_hseparator_new ();
gtk_box_pack_start (GTK_BOX (vbox), separator, FALSE, TRUE, 0);
gtk_widget_show (separator);
hbox = gtk_hbox_new (FALSE, 1);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
button1 = gtk_button_new_with_label ("Close Help");
gtk_widget_set_usize(button1, 100, -1);
gtk_signal_connect(GTK_OBJECT (button1), "clicked",
GTK_SIGNAL_FUNC(ok_callback),
NULL);
gtk_widget_show (button1);
gtk_container_add (GTK_CONTAINER (hbox), button1);
GTK_WIDGET_SET_FLAGS (button1, GTK_CAN_DEFAULT);
gtk_signal_connect_object (GTK_OBJECT (button1),
"realize",
(GtkSignalFunc) gtk_widget_grab_default,
GTK_OBJECT (button1));
gtk_widget_show(window);
}