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/* ui_callbacks.c - Definition of UI callbacks
*
* This program is part of Crank, a cryptanalysis tool
* Copyright (C) 2000 Matthew Russell
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License (LICENSE) for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*/
#include "crank.h"
/* External functions and variables */
extern char *text;
extern GtkWidget *textarea;
extern GtkWidget *sourcearea;
extern GtkWidget *hbox2;
extern GtkWidget *label_source_area;
extern int displaying_sourcearea;
extern plugin_data *current_plugin;
GtkWidget *make_OK_box(const char *text);
int do_load (char *filename);
int do_save (char *filename);
void do_break(void);
GtkWidget *make_source_edit_dialog(void);
void display_text(void);
void display_source_text(void);
/* Empty the source text */
void cb_clear_source(void) {
free(text);
text = malloc(sizeof(char));
text[0] = '\0';
display_source_text();
display_text();
}
/* Change some of the source */
void cb_source_change(GtkEditable *editable, gpointer user_data) {
free(text);
text = gtk_editable_get_chars(GTK_EDITABLE(sourcearea), 0, -1);
display_text();
}
/* Hide / show source view */
void cb_toggle_source_view(void) {
if (displaying_sourcearea) {
gtk_widget_hide(hbox2);
gtk_widget_hide(label_source_area);
} else {
gtk_widget_show(hbox2);
gtk_widget_show(label_source_area);
}
TOGGLE(displaying_sourcearea);
}
/* Make source = view */
void cb_set_source_from_view(GtkWidget *widget, gpointer gdata) {
free(text);
text = gtk_editable_get_chars(GTK_EDITABLE(textarea), 0, -1);
current_plugin->reset();
display_text();
display_source_text();
}
/* Help - about */
void cb_about(GtkWidget *widget, gpointer gdata) {
gtk_widget_show(make_OK_box(STR_ABOUT));
}
/* File Request Dialog Callbacks */
void cb_open(GtkWidget *widget, GtkFileSelection *fselection) {
if (!do_load(gtk_file_selection_get_filename(GTK_FILE_SELECTION(fselection))))
gtk_widget_show(make_OK_box("ERROR: Unable to find or open file."));
current_plugin->reset();
display_text();
display_source_text();
}
void cb_save(GtkWidget *widget, GtkFileSelection *fselection) {
if (!do_save(gtk_file_selection_get_filename(GTK_FILE_SELECTION(fselection))))
gtk_widget_show(make_OK_box("ERROR: Unable to save to file."));
display_text();
}
/* Menu callbacks */
void cb_start_open (GtkWidget *widget, gpointer gdata) {
GtkWidget *fopener;
fopener = gtk_file_selection_new("Get source text");
gtk_signal_connect_object(GTK_OBJECT(GTK_FILE_SELECTION (fopener)->cancel_button),
"clicked",
(GtkSignalFunc) gtk_widget_destroy,
GTK_OBJECT(fopener));
gtk_signal_connect(GTK_OBJECT(GTK_FILE_SELECTION(fopener)->ok_button),
"clicked",
(GtkSignalFunc) cb_open,
GTK_OBJECT(fopener));
gtk_signal_connect_object(GTK_OBJECT(GTK_FILE_SELECTION (fopener)->ok_button),
"clicked",
(GtkSignalFunc) gtk_widget_destroy,
GTK_OBJECT(fopener));
gtk_widget_show(fopener);
}
void cb_start_save (GtkWidget *widget, gpointer gdata) {
GtkWidget *fopener;
fopener = gtk_file_selection_new("Save viewed text");
gtk_signal_connect_object(GTK_OBJECT(GTK_FILE_SELECTION (fopener)->cancel_button),
"clicked",
(GtkSignalFunc) gtk_widget_destroy,
GTK_OBJECT(fopener));
gtk_signal_connect(GTK_OBJECT(GTK_FILE_SELECTION(fopener)->ok_button),
"clicked",
(GtkSignalFunc) cb_save,
GTK_OBJECT(fopener));
gtk_signal_connect_object(GTK_OBJECT(GTK_FILE_SELECTION (fopener)->ok_button),
"clicked",
(GtkSignalFunc) gtk_widget_destroy,
GTK_OBJECT(fopener));
gtk_widget_show(fopener);
}
void cb_exit_crank (GtkWidget *widget, gpointer gdata) {
gtk_main_quit();
}
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