Michael Cardenas wrote:
>Hello. Talking with moshez and walters on #debian-boot last night, I
>discovered that the cdebconf gtk frontend is still on the todo list.
>
>I'll be out of town this weekend, away from net access, and I'm
>looking for a project to work on.
>
>So, I began a gtk frontend for cdebconf. The beginning is attached. It
>sort of compiles with this line:
>
>gcc -Wall -g gtk.c -o gtk.so `pkg-config --cflags gtk+-2.0`
>\`pkg-config --libs gtk+-2.0`
>-I../../.. -I../../../../debian/build/src
>
>well, it compiles but doesn't link with the debconf stuff. I'll work on that.
>
>
Since noone objected or suggested otherwise, I am continuing to add a
gtk frontend to cdebconf.
Attached is another patch. The boolean handler is much improved and I
added a multiselect handler.
This is early stuff, I still haven't tested it with the debconf tests yet.
michael
--
michael cardenas | lead software engineer | lindows.com | hyperpoem.net
"Be the change you want to see in the world"
-Mahatma Gandhi
diff -urN frontend.orig/gtk/CVS/Entries frontend/gtk/CVS/Entries
--- frontend.orig/gtk/CVS/Entries Wed Dec 31 16:00:00 1969
+++ frontend/gtk/CVS/Entries Wed Aug 28 23:24:55 2002
@@ -0,0 +1,3 @@
+/Makefile/1.4/Tue Jul 9 05:25:05 2002//
+/text.c/1.13/Wed Aug 7 16:19:51 2002//
+D
diff -urN frontend.orig/gtk/CVS/Repository frontend/gtk/CVS/Repository
--- frontend.orig/gtk/CVS/Repository Wed Dec 31 16:00:00 1969
+++ frontend/gtk/CVS/Repository Wed Aug 28 23:24:55 2002
@@ -0,0 +1 @@
+debian-installer/tools/cdebconf/src/modules/frontend/text
diff -urN frontend.orig/gtk/CVS/Root frontend/gtk/CVS/Root
--- frontend.orig/gtk/CVS/Root Wed Dec 31 16:00:00 1969
+++ frontend/gtk/CVS/Root Wed Aug 28 23:24:55 2002
@@ -0,0 +1 @@
+:pserver:[EMAIL PROTECTED]:/cvs/debian-boot
diff -urN frontend.orig/gtk/Makefile frontend/gtk/Makefile
--- frontend.orig/gtk/Makefile Wed Dec 31 16:00:00 1969
+++ frontend/gtk/Makefile Wed Aug 28 23:26:16 2002
@@ -0,0 +1,5 @@
+MODULE=gtk
+SOBJ=gtk.so
+OBJS=gtk.opic
+
+include ../modules.mak
diff -urN frontend.orig/gtk/gtk.c frontend/gtk/gtk.c
--- frontend.orig/gtk/gtk.c Wed Dec 31 16:00:00 1969
+++ frontend/gtk/gtk.c Fri Aug 30 17:32:12 2002
@@ -0,0 +1,697 @@
+/***********************************************************************
+ *
+ * cdebconf - An implementation of the Debian Configuration Management
+ * System
+ *
+ * File: gtk.c
+ *
+ * Description: gtk UI for cdebconf
+ * Some notes on the implementation - optimistic at best.
+ *
+ * $Id: text.c,v 1.13 2002/08/07 16:19:51 tfheen Exp $
+ *
+ * cdebconf is (c) 2000-2001 Randolph Chung and others under the following
+ * license.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ ***********************************************************************/
+#include "common.h"
+#include "template.h"
+#include "question.h"
+#include "frontend.h"
+#include "database.h"
+#include "strutl.h"
+
+#include <ctype.h>
+#include <fcntl.h>
+#include <signal.h>
+#include <string.h>
+#include <termios.h>
+#include <unistd.h>
+#include <sys/ioctl.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+
+#include <gtk/gtk.h>
+
+#ifndef _
+#define _(x) x
+#endif
+
+int gBool;
+int gSelectNum;
+
+/*
+ * Function: check_callback
+ * Input: none
+ * Output: none
+ * Description: continue to next question
+ * Assumptions:
+ */
+void check_callback( GtkWidget *widget,
+ gpointer data )
+{
+ if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)))
+ {
+ /* If control reaches here, the toggle button is down */
+ gBool = 1;
+
+ } else {
+
+ /* If control reaches here, the toggle button is up */
+ gBool = 0;
+ }
+}
+
+/*
+ * Function: choice_callback
+ * Input: none
+ * Output: none
+ * Description: respond to button press and determing which button was pressed
+ * Assumptions:
+ */
+void choice_callback( GtkWidget *widget,
+ gpointer data )
+{
+ int i;
+ GtkWidget **choices;
+ gboolean done;
+
+ choices = (GtkWidget **)data;
+ i = 0;
+ done = FALSE;
+
+ while(*choices && !done)
+ {
+ if(*choices == widget)
+ {
+ gSelectNum = i;
+ done = TRUE;
+ }
+
+ i++;
+ choices++;
+ }
+
+}
+
+
+
+/*
+ * Function: next
+ * Input: none
+ * Output: none
+ * Description: continue to next question
+ * Assumptions:
+ */
+void next( GtkWidget *widget,
+ gpointer data )
+{
+ g_print ("next\n");
+}
+
+/*
+ * Function: back
+ * Input: none
+ * Output: none
+ * Description: go back to previous question
+ * Assumptions:
+ */
+void back( GtkWidget *widget,
+ gpointer data )
+{
+ g_print ("back\n");
+}
+
+/*
+ * Function: delete_event
+ * Input: none
+ * Output: none
+ * Description: callback function for delete event
+ * Assumptions:
+ */
+
+gint delete_event( GtkWidget *widget,
+ GdkEvent *event,
+ gpointer data )
+{
+ /* If you return FALSE in the "delete_event" signal handler,
+ * GTK will emit the "destroy" signal. Returning TRUE means
+ * you don't want the window to be destroyed.
+ * This is useful for popping up 'are you sure you want to quit?'
+ * type dialogs. */
+
+ g_print ("delete event occurred\n");
+
+ /* Change TRUE to FALSE and the main window will be destroyed with
+ * a "delete_event". */
+
+ return TRUE;
+}
+
+/*
+ * Function: destroy
+ * Input: none
+ * Output: none
+ * Description: callback function for close button
+ * Assumptions:
+ */
+void destroy( GtkWidget *widget,
+ gpointer data )
+{
+ gtk_main_quit ();
+}
+
+/*
+ * Function: getwidth
+ * Input: none
+ * Output: int - width of screen
+ * Description: get the width of the current terminal
+ * Assumptions: doesn't handle resizing; caches value on first call
+ */
+static const int getwidth(void)
+{
+ static int res = 80;
+ static int inited = 0;
+ int fd;
+ struct winsize ws;
+
+ if (inited == 0)
+ {
+ inited = 1;
+ if ((fd = open("/dev/tty", O_RDONLY)) > 0)
+ {
+ if (ioctl(fd, TIOCGWINSZ, &ws) == 0)
+ res = ws.ws_col;
+ close(fd);
+ }
+ }
+ return res;
+}
+
+/*
+ * Function: wrap_print
+ * Input: const char *str - string to display
+ * Output: none
+ * Description: prints a string to the screen with word wrapping
+ * Assumptions: string fits in <500 lines
+ */
+static void wrap_print(const char *str)
+{
+ /* Simple greedy line-wrapper */
+ int i, lc;
+ char *lines[500];
+
+ lc = strwrap(str, getwidth() - 1, lines, DIM(lines));
+
+ for (i = 0; i < lc; i++)
+ {
+ printf("%s\n", lines[i]);
+ DELETE(lines[i]);
+ }
+}
+
+/*
+ * Function: texthandler_displaydesc
+ * Input: struct frontend *obj - UI object
+ * struct question *q - question for which to display the description
+ * Output: none
+ * Description: displays the description for a given question
+ * Assumptions: none
+ *
+static void texthandler_displaydesc(struct frontend *obj, struct question *q)
+{
+ wrap_print(question_description(q));
+ wrap_print(question_extended_description(q));
+}*/
+
+/*
+ * Function: gtkhandler_boolean
+ * Input: struct frontend *obj - frontend object
+ * struct question *q - question to ask
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: handler for the boolean question type
+ * Assumptions: none
+ */
+static int gtkhandler_boolean(struct frontend *obj, struct question *q)
+{
+
+ char buf[30];
+ int ans = -1;
+ int def = -1;
+ const char *defval;
+ GtkWidget *window;
+ GtkWidget *nextButton, *backButton, *boolButton;
+ GtkWidget *hboxtop, *hboxbottom, *bigbox;
+
+ defval = question_defaultval(q);
+ if (defval)
+ {
+ if (strcmp(defval, "true") == 0)
+ def = 1;
+ else
+ def = 0;
+ }
+
+
+ //create the window for the question
+ window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+
+ bigbox = gtk_vbox_new(FALSE, 0);
+ hboxtop = gtk_hbox_new(0, 0);
+ hboxbottom = gtk_hbox_new(0, 0);
+
+ //add a checkbox for the boolean, we wouldn't really want a whole dialog for
+one boolean,
+ // but this is a start
+
+ boolButton = gtk_check_button_new_with_label ( (gchar
+*)question_description(q) );
+ g_signal_connect (G_OBJECT (boolButton), "clicked",
+ G_CALLBACK (check_callback), NULL);
+ gtk_box_pack_start(GTK_BOX(hboxtop), boolButton, FALSE, 5, 5);
+ gtk_widget_show (boolButton); gtk_widget_show (boolButton);
+
+ //add the next and back buttons. need to factor this out into a function.
+
+ g_signal_connect (G_OBJECT (window), "delete_event",
+ G_CALLBACK (delete_event), NULL);
+ g_signal_connect (G_OBJECT (window), "destroy",
+ G_CALLBACK (destroy), NULL);
+ gtk_container_set_border_width (GTK_CONTAINER (window), 10);
+ nextButton = gtk_button_new_with_label ("Next");
+ backButton = gtk_button_new_with_label ("Back");
+ g_signal_connect (G_OBJECT (nextButton), "clicked",
+ G_CALLBACK (next), NULL);
+ g_signal_connect (G_OBJECT (backButton), "clicked",
+ G_CALLBACK (back), NULL);
+
+ //not sure how to make the layout prettier, revisit this later...
+ //gtk_misc_set_alignment (GTK_MISC (backButton), (gfloat)1.0, (gfloat)1.0);
+
+ gtk_box_pack_start(GTK_BOX(hboxbottom), backButton, FALSE, 5, 5);
+ gtk_widget_show (backButton);
+ gtk_box_pack_start(GTK_BOX(hboxbottom), nextButton, FALSE, 5, 5);
+ gtk_widget_show (nextButton);
+
+ gtk_box_pack_start(GTK_BOX(bigbox), hboxtop, FALSE, 5, 5);
+ gtk_box_pack_start(GTK_BOX(bigbox), hboxbottom, FALSE, 5, 5);
+
+ gtk_container_add(GTK_CONTAINER(window), bigbox);
+
+ //show the dialog containing the question
+ gtk_widget_show (hboxbottom);
+ gtk_widget_show (hboxtop);
+ gtk_widget_show (bigbox);
+ gtk_widget_show (window);
+
+ gtk_main ();
+
+ if(gBool)
+ {
+ ans = 1;
+ }
+ else
+ {
+ ans = 0;
+ }
+
+ question_setvalue(q, (ans ? "true" : "false"));
+ return DC_OK;
+}
+
+/*
+ * Function: gtkhandler_multiselect
+ * Input: struct frontend *obj - frontend object
+ * struct question *q - question to ask
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: handler for the multiselect question type
+ * Assumptions: none
+ *
+ * TODO: factor common code with select
+ */
+static int gtkhandler_multiselect(struct frontend *obj, struct question *q)
+{
+ char *choices[100] = {0};
+ char *defaults[100] = {0};
+ char selected[100] = {0};
+ char answer[1024];
+ int i, j, count, dcount, choice;
+ GtkWidget *window;
+ GtkWidget *nextButton, *backButton;
+ GtkWidget hboxtop, *hboxbottom, *bigbox;
+ GtkWidget **choiceButtons;
+
+ count = strchoicesplit(question_choices(q), choices, DIM(choices));
+ dcount = strchoicesplit(question_defaultval(q), defaults, DIM(defaults));
+
+ choiceButtons = (GtkWidget **)malloc( (count * (sizeof(GtkWidget *)) + 1) );
+
+ for(i = 0; i < count; i++)
+ choiceButtons[i] = (GtkWidget *)malloc(sizeof(GtkWidget *));
+
+ choiceButtons[count + 1] = 0;
+
+ if (dcount > 0)
+ for (i = 0; i < count; i++)
+ for (j = 0; j < dcount; j++)
+ if (strcmp(choices[i], defaults[j]) == 0)
+ {
+ selected[i] = 1;
+ gSelectNum = i;
+ }
+
+ //create the window for the question
+ window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+ bigbox = gtk_vbox_new(FALSE, 0);
+ hboxbottom = gtk_hbox_new(0, 0);
+ hboxtop = gtk_vbox_new(0, 0);
+
+ //add the next and back buttons. need to factor this out into a function.
+
+ g_signal_connect (G_OBJECT (window), "delete_event",
+ G_CALLBACK (delete_event), NULL);
+ g_signal_connect (G_OBJECT (window), "destroy",
+ G_CALLBACK (destroy), NULL);
+ gtk_container_set_border_width (GTK_CONTAINER (window), 10);
+ nextButton = gtk_button_new_with_label ("Next");
+ backButton = gtk_button_new_with_label ("Back");
+ g_signal_connect (G_OBJECT (nextButton), "clicked",
+ G_CALLBACK (next), NULL);
+ g_signal_connect (G_OBJECT (backButton), "clicked",
+ G_CALLBACK (back), NULL);
+
+ //not sure how to make the layout prettier, revisit this later...
+ //gtk_misc_set_alignment (GTK_MISC (backButton), (gfloat)1.0, (gfloat)1.0);
+
+ gtk_box_pack_start(GTK_BOX(hboxbottom), backButton, FALSE, 5, 5);
+ gtk_widget_show (backButton);
+ gtk_box_pack_start(GTK_BOX(hboxbottom), nextButton, FALSE, 5, 5);
+ gtk_widget_show (nextButton);
+
+ for (i = 0; i < count; i++)
+ {
+ //create a button for each choice here
+ //printf("%3d. %s%s\n", i+1, choices[i],
+ //(selected[i] ? _(" (selected)") : ""));
+
+ choiceButtons[i] = gtk_button_new_with_label (choices[i]);
+ g_signal_connect (G_OBJECT (choiceButtons[i]), "clicked",
+ G_CALLBACK (choice_callback), choiceButtons);
+ gtk_box_pack_start(GTK_BOX(hboxtop), choiceButtons[i], FALSE, 5, 5);
+ gtk_widget_show (choiceButtons[i]);
+
+ }
+
+ gtk_box_pack_start(GTK_BOX(bigbox), hboxtop, FALSE, 5, 5);
+ gtk_box_pack_start(GTK_BOX(bigbox), hboxbottom, FALSE, 5, 5);
+
+ gtk_container_add(GTK_CONTAINER(window), bigbox);
+
+ //show the dialog containing the question
+ gtk_widget_show (hboxbottom);
+ gtk_widget_show (hboxtop);
+ gtk_widget_show (bigbox);
+ gtk_widget_show (window);
+
+ gtk_main();
+
+ //once the dialog returns, handle the result
+
+ for (i = 0; i < count; i++)
+ free(choiceButtons[i]);
+
+ if(gSelectNum > 0 && gSelectNum < count)
+ {
+ strcat(answer, choices[gSelectNum]);
+ }
+
+ gprint("%s", choices[gSelectNum]);
+
+ question_setvalue(q, answer);
+
+ return DC_OK;
+}
+
+/*
+ * Function: texthandler_note
+ * Input: struct frontend *obj - frontend object
+ * struct question *q - question to ask
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: handler for the note question type
+ * Assumptions: none
+ */
+static int texthandler_note(struct frontend *obj, struct question *q)
+{
+ int c;
+ printf("[Press enter to continue]\n");
+ do { c = fgetc(stdin); } while (c != '\r' && c != '\n');
+ return DC_OK;
+}
+
+/*
+ * Function: texthandler_password
+ * Input: struct frontend *obj - frontend object
+ * struct question *q - question to ask
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: handler for the password question type
+ * Assumptions: none
+ *
+ * TODO: this can be *MUCH* improved. no editing is possible right now
+ */
+static int texthandler_password(struct frontend *obj, struct question *q)
+{
+ struct termios oldt, newt;
+ char passwd[256] = {0};
+ int i = 0, c;
+
+ tcgetattr(0, &oldt);
+ memcpy(&newt, &oldt, sizeof(struct termios));
+ cfmakeraw(&newt);
+ tcsetattr(0, TCSANOW, &newt);
+ while ((c = fgetc(stdin)) != EOF)
+ {
+ fputc('*', stdout);
+ passwd[i++] = (char)c;
+ if (c == '\r' || c == '\n') break;
+
+ }
+ printf("\n");
+ passwd[i] = 0;
+ tcsetattr(0, TCSANOW, &oldt);
+ question_setvalue(q, passwd);
+ return DC_OK;
+}
+
+/*
+ * Function: texthandler_select
+ * Input: struct frontend *obj - frontend object
+ * struct question *q - question to ask
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: handler for the select question type
+ * Assumptions: none
+ *
+ * TODO: factor common code with multiselect
+ */
+static int texthandler_select(struct frontend *obj, struct question *q)
+{
+ char *choices[100] = {0};
+ char *choices_translated[100] = {0};
+ char answer[10];
+ int i, count, choice = 1, def = -1;
+ const char *defval = question_defaultval(q);
+
+ count = strchoicesplit(question_choices(q), choices, DIM(choices));
+ strchoicesplit(question_choices_translated(q), choices_translated,
+DIM(choices_translated));
+ /* fprintf(stderr,"In texthandler_select, count is: %d\n", count);*/
+ if (count > 1)
+ {
+ if (defval != NULL)
+ {
+ for (i = 0; i < count; i++)
+ if (strcmp(choices[i], defval) == 0)
+ def = i + 1;
+ }
+
+ do
+ {
+ for (i = 0; i < count; i++)
+ printf("%3d. %s%s\n", i+1, choices_translated[i],
+ (def == i + 1 ? _(" (default)") : ""));
+
+ printf(_("Prompt: 1 - %d> "), count);
+ fgets(answer, sizeof(answer), stdin);
+ if (answer[0] == '\n')
+ choice = def;
+ else
+ choice = atoi(answer);
+ } while (choice <= 0 || choice > count);
+ }
+ /* fprintf(stderr,"In %s, line: %d\n\tanswer: %s, choice[choice]: %s\n",
+ __FILE__,__LINE__,answer, choices[choice - 1]);*/
+ question_setvalue(q, choices[choice - 1]);
+ for (i = 0; i < count; i++)
+ {
+ free(choices[i]);
+ free(choices_translated[i]);
+ }
+
+ return DC_OK;
+}
+
+/*
+ * Function: texthandler_string
+ * Input: struct frontend *obj - frontend object
+ * struct question *q - question to ask
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: handler for the string question type
+ * Assumptions: none
+ */
+static int texthandler_string(struct frontend *obj, struct question *q)
+{
+ char buf[1024] = {0};
+ const char *defval = question_defaultval(q);
+ if (defval)
+ printf(_("[default = %s]"), defval);
+ printf("> "); fflush(stdout);
+ fgets(buf, sizeof(buf), stdin);
+ CHOMP(buf);
+ if (buf[0] == 0 && defval != 0)
+ question_setvalue(q, defval);
+ else
+ question_setvalue(q, buf);
+ return DC_OK;
+}
+
+/*
+ * Function: texthandler_text
+ * Input: struct frontend *obj - frontend object
+ * struct question *q - question to ask
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: handler for the text question type
+ * Assumptions: none
+ */
+static int texthandler_text(struct frontend *obj, struct question *q)
+{
+ char *out = 0;
+ char buf[1024];
+ int sz = 1;
+
+ printf(_("Enter . on a line by itself when you are done\n"));
+ while (fgets(buf, sizeof(buf), stdin))
+ {
+ if (strcmp(buf, ".\n") == 0) break;
+ sz += strlen(buf);
+ out = realloc(out, sz);
+ memcpy(out + sz - strlen(buf) - 1, buf, strlen(buf));
+ }
+ out[sz-1] = 0;
+ question_setvalue(q, out);
+ free(out);
+ return DC_OK;
+}
+
+/* ----------------------------------------------------------------------- */
+struct question_handlers {
+ const char *type;
+ int (*handler)(struct frontend *obj, struct question *q);
+} question_handlers[] = {
+ { "boolean", gtkhandler_boolean },
+ { "multiselect", gtkhandler_multiselect }
+ /* { "note", gtkhandler_note },
+ { "password", gtkhandler_password },
+ { "select", gtkhandler_select },
+ { "string", gtkhandler_string },
+ { "text", gtkhandler_text }*/
+};
+
+/*
+ * Function: gtk_intitialize
+ * Input: struct frontend *obj - frontend UI object
+ * struct configuration *cfg - configuration parameters
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: initializes the gtk UI
+ * Assumptions: none
+ *
+ */
+static int gtk_initialize(struct frontend *obj, struct configuration *conf)
+{
+ obj->interactive = 1;
+ //signal(SIGINT, SIG_IGN);
+
+ gtk_init (0, "cdebconf");
+
+ return DC_OK;
+}
+
+/*
+ * Function: gtk_go
+ * Input: struct frontend *obj - frontend object
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: asks all pending questions
+ * Assumptions: none
+ */
+static int gtk_go(struct frontend *obj)
+{
+ struct question *q = obj->questions;
+ int i;
+ int ret;
+ /* char *window_title;
+ int len;
+
+ //printf("%s\n\n", obj->title);
+
+ len = strlen(obj->title);
+ window_title = (char *)malloc(len+1);
+ strcpy(window_title, obj->title);
+ */
+
+ for (; q != 0; q = q->next)
+ {
+ struct template *t = obj->tdb->methods.get(obj->tdb, q->tag);
+ template_deref(q->template);
+ q->template = t;
+
+ for (i = 0; i < DIM(question_handlers); i++)
+ if (strcmp(q->template->type, question_handlers[i].type) == 0)
+ {
+
+ //gtkhandler_displaydesc(obj, q);
+
+ ret = question_handlers[i].handler(obj, q);
+ if (ret == DC_OK)
+ obj->qdb->methods.set(obj->qdb, q);
+ else
+ return ret;
+ break;
+ }
+ }
+
+ return DC_OK;
+}
+
+struct frontend_module debconf_frontend_module =
+{
+ initialize: gtk_initialize,
+ go: gtk_go,
+};
diff -urN frontend.orig/gtk/gtk.c~ frontend/gtk/gtk.c~
--- frontend.orig/gtk/gtk.c~ Wed Dec 31 16:00:00 1969
+++ frontend/gtk/gtk.c~ Fri Aug 30 17:29:18 2002
@@ -0,0 +1,697 @@
+/***********************************************************************
+ *
+ * cdebconf - An implementation of the Debian Configuration Management
+ * System
+ *
+ * File: gtk.c
+ *
+ * Description: gtk UI for cdebconf
+ * Some notes on the implementation - optimistic at best.
+ *
+ * $Id: text.c,v 1.13 2002/08/07 16:19:51 tfheen Exp $
+ *
+ * cdebconf is (c) 2000-2001 Randolph Chung and others under the following
+ * license.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ ***********************************************************************/
+#include "common.h"
+#include "template.h"
+#include "question.h"
+#include "frontend.h"
+#include "database.h"
+#include "strutl.h"
+
+#include <ctype.h>
+#include <fcntl.h>
+#include <signal.h>
+#include <string.h>
+#include <termios.h>
+#include <unistd.h>
+#include <sys/ioctl.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+
+#include <gtk/gtk.h>
+
+#ifndef _
+#define _(x) x
+#endif
+
+int gBool;
+int gSelectNum;
+
+/*
+ * Function: check_callback
+ * Input: none
+ * Output: none
+ * Description: continue to next question
+ * Assumptions:
+ */
+void check_callback( GtkWidget *widget,
+ gpointer data )
+{
+ if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)))
+ {
+ /* If control reaches here, the toggle button is down */
+ gBool = 1;
+
+ } else {
+
+ /* If control reaches here, the toggle button is up */
+ gBool = 0;
+ }
+}
+
+/*
+ * Function: choice_callback
+ * Input: none
+ * Output: none
+ * Description: respond to button press and determing which button was pressed
+ * Assumptions:
+ */
+void choice_callback( GtkWidget *widget,
+ gpointer data )
+{
+ int i;
+ GtkWidget **choices;
+ gboolean done;
+
+ choices = (GtkWidget **)data;
+ i = 0;
+ done = FALSE;
+
+ while(*choices && !done)
+ {
+ if(*choices == widget)
+ {
+ gSelectNum = i;
+ done = TRUE;
+ }
+
+ i++;
+ choices++;
+ }
+
+}
+
+
+
+/*
+ * Function: next
+ * Input: none
+ * Output: none
+ * Description: continue to next question
+ * Assumptions:
+ */
+void next( GtkWidget *widget,
+ gpointer data )
+{
+ g_print ("next\n");
+}
+
+/*
+ * Function: back
+ * Input: none
+ * Output: none
+ * Description: go back to previous question
+ * Assumptions:
+ */
+void back( GtkWidget *widget,
+ gpointer data )
+{
+ g_print ("back\n");
+}
+
+/*
+ * Function: delete_event
+ * Input: none
+ * Output: none
+ * Description: callback function for delete event
+ * Assumptions:
+ */
+
+gint delete_event( GtkWidget *widget,
+ GdkEvent *event,
+ gpointer data )
+{
+ /* If you return FALSE in the "delete_event" signal handler,
+ * GTK will emit the "destroy" signal. Returning TRUE means
+ * you don't want the window to be destroyed.
+ * This is useful for popping up 'are you sure you want to quit?'
+ * type dialogs. */
+
+ g_print ("delete event occurred\n");
+
+ /* Change TRUE to FALSE and the main window will be destroyed with
+ * a "delete_event". */
+
+ return TRUE;
+}
+
+/*
+ * Function: destroy
+ * Input: none
+ * Output: none
+ * Description: callback function for close button
+ * Assumptions:
+ */
+void destroy( GtkWidget *widget,
+ gpointer data )
+{
+ gtk_main_quit ();
+}
+
+/*
+ * Function: getwidth
+ * Input: none
+ * Output: int - width of screen
+ * Description: get the width of the current terminal
+ * Assumptions: doesn't handle resizing; caches value on first call
+ */
+static const int getwidth(void)
+{
+ static int res = 80;
+ static int inited = 0;
+ int fd;
+ struct winsize ws;
+
+ if (inited == 0)
+ {
+ inited = 1;
+ if ((fd = open("/dev/tty", O_RDONLY)) > 0)
+ {
+ if (ioctl(fd, TIOCGWINSZ, &ws) == 0)
+ res = ws.ws_col;
+ close(fd);
+ }
+ }
+ return res;
+}
+
+/*
+ * Function: wrap_print
+ * Input: const char *str - string to display
+ * Output: none
+ * Description: prints a string to the screen with word wrapping
+ * Assumptions: string fits in <500 lines
+ */
+static void wrap_print(const char *str)
+{
+ /* Simple greedy line-wrapper */
+ int i, lc;
+ char *lines[500];
+
+ lc = strwrap(str, getwidth() - 1, lines, DIM(lines));
+
+ for (i = 0; i < lc; i++)
+ {
+ printf("%s\n", lines[i]);
+ DELETE(lines[i]);
+ }
+}
+
+/*
+ * Function: texthandler_displaydesc
+ * Input: struct frontend *obj - UI object
+ * struct question *q - question for which to display the description
+ * Output: none
+ * Description: displays the description for a given question
+ * Assumptions: none
+ *
+static void texthandler_displaydesc(struct frontend *obj, struct question *q)
+{
+ wrap_print(question_description(q));
+ wrap_print(question_extended_description(q));
+}*/
+
+/*
+ * Function: gtkhandler_boolean
+ * Input: struct frontend *obj - frontend object
+ * struct question *q - question to ask
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: handler for the boolean question type
+ * Assumptions: none
+ */
+static int gtkhandler_boolean(struct frontend *obj, struct question *q)
+{
+
+ char buf[30];
+ int ans = -1;
+ int def = -1;
+ const char *defval;
+ GtkWidget *window;
+ GtkWidget *nextButton, *backButton, *boolButton;
+ GtkWidget *hboxtop, *hboxbottom, *bigbox;
+
+ defval = question_defaultval(q);
+ if (defval)
+ {
+ if (strcmp(defval, "true") == 0)
+ def = 1;
+ else
+ def = 0;
+ }
+
+
+ //create the window for the question
+ window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+
+ bigbox = gtk_vbox_new(FALSE, 0);
+ hboxtop = gtk_hbox_new(0, 0);
+ hboxbottom = gtk_hbox_new(0, 0);
+
+ //add a checkbox for the boolean, we wouldn't really want a whole dialog for
+one boolean,
+ // but this is a start
+
+ boolButton = gtk_check_button_new_with_label ( (gchar
+*)question_description(q) );
+ g_signal_connect (G_OBJECT (boolButton), "clicked",
+ G_CALLBACK (check_callback), NULL);
+ gtk_box_pack_start(GTK_BOX(hboxtop), boolButton, FALSE, 5, 5);
+ gtk_widget_show (boolButton); gtk_widget_show (boolButton);
+
+ //add the next and back buttons. need to factor this out into a function.
+
+ g_signal_connect (G_OBJECT (window), "delete_event",
+ G_CALLBACK (delete_event), NULL);
+ g_signal_connect (G_OBJECT (window), "destroy",
+ G_CALLBACK (destroy), NULL);
+ gtk_container_set_border_width (GTK_CONTAINER (window), 10);
+ nextButton = gtk_button_new_with_label ("Next");
+ backButton = gtk_button_new_with_label ("Back");
+ g_signal_connect (G_OBJECT (nextButton), "clicked",
+ G_CALLBACK (next), NULL);
+ g_signal_connect (G_OBJECT (backButton), "clicked",
+ G_CALLBACK (back), NULL);
+
+ //not sure how to make the layout prettier, revisit this later...
+ //gtk_misc_set_alignment (GTK_MISC (backButton), (gfloat)1.0, (gfloat)1.0);
+
+ gtk_box_pack_start(GTK_BOX(hboxbottom), backButton, FALSE, 5, 5);
+ gtk_widget_show (backButton);
+ gtk_box_pack_start(GTK_BOX(hboxbottom), nextButton, FALSE, 5, 5);
+ gtk_widget_show (nextButton);
+
+ gtk_box_pack_start(GTK_BOX(bigbox), hboxtop, FALSE, 5, 5);
+ gtk_box_pack_start(GTK_BOX(bigbox), hboxbottom, FALSE, 5, 5);
+
+ gtk_container_add(GTK_CONTAINER(window), bigbox);
+
+ //show the dialog containing the question
+ gtk_widget_show (hboxbottom);
+ gtk_widget_show (hboxtop);
+ gtk_widget_show (bigbox);
+ gtk_widget_show (window);
+
+ gtk_main ();
+
+ if(gBool)
+ {
+ ans = 1;
+ }
+ else
+ {
+ ans = 0;
+ }
+
+ question_setvalue(q, (ans ? "true" : "false"));
+ return DC_OK;
+}
+
+/*
+ * Function: gtkhandler_multiselect
+ * Input: struct frontend *obj - frontend object
+ * struct question *q - question to ask
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: handler for the multiselect question type
+ * Assumptions: none
+ *
+ * TODO: factor common code with select
+ */
+static int gtkhandler_multiselect(struct frontend *obj, struct question *q)
+{
+ char *choices[100] = {0};
+ char *defaults[100] = {0};
+ char selected[100] = {0};
+ char answer[1024];
+ int i, j, count, dcount, choice;
+ GtkWidget *window;
+ GtkWidget *nextButton, *backButton;
+ GtkWidget hboxtop, *hboxbottom, *bigbox;
+ GtkWidget **choiceButtons;
+
+ count = strchoicesplit(question_choices(q), choices, DIM(choices));
+ dcount = strchoicesplit(question_defaultval(q), defaults, DIM(defaults));
+
+ choiceButtons = (GtkWidget **)malloc( (count * (sizeof(GtkWidget *)) + 1) );
+
+ for(i = 0; i < count; i++)
+ choiceButtons[i] = (GtkWidget *)malloc(sizeof(GtkWidget *));
+
+ choiceButtons[count + 1] = 0;
+
+ if (dcount > 0)
+ for (i = 0; i < count; i++)
+ for (j = 0; j < dcount; j++)
+ if (strcmp(choices[i], defaults[j]) == 0)
+ {
+ selected[i] = 1;
+ gSelectNum = i;
+ }
+
+ //create the window for the question
+ window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+ bigbox = gtk_vbox_new(FALSE, 0);
+ hboxbottom = gtk_hbox_new(0, 0);
+ hboxtop = gtk_vbox_new(0, 0);
+
+ //add the next and back buttons. need to factor this out into a function.
+
+ g_signal_connect (G_OBJECT (window), "delete_event",
+ G_CALLBACK (delete_event), NULL);
+ g_signal_connect (G_OBJECT (window), "destroy",
+ G_CALLBACK (destroy), NULL);
+ gtk_container_set_border_width (GTK_CONTAINER (window), 10);
+ nextButton = gtk_button_new_with_label ("Next");
+ backButton = gtk_button_new_with_label ("Back");
+ g_signal_connect (G_OBJECT (nextButton), "clicked",
+ G_CALLBACK (next), NULL);
+ g_signal_connect (G_OBJECT (backButton), "clicked",
+ G_CALLBACK (back), NULL);
+
+ //not sure how to make the layout prettier, revisit this later...
+ //gtk_misc_set_alignment (GTK_MISC (backButton), (gfloat)1.0, (gfloat)1.0);
+
+ gtk_box_pack_start(GTK_BOX(hboxbottom), backButton, FALSE, 5, 5);
+ gtk_widget_show (backButton);
+ gtk_box_pack_start(GTK_BOX(hboxbottom), nextButton, FALSE, 5, 5);
+ gtk_widget_show (nextButton);
+
+ for (i = 0; i < count; i++)
+ {
+ //create a button for each choice here
+ //printf("%3d. %s%s\n", i+1, choices[i],
+ //(selected[i] ? _(" (selected)") : ""));
+
+ choiceButtons[i] = gtk_button_new_with_label (choices[i]);
+ g_signal_connect (G_OBJECT (choiceButtons[i]), "clicked",
+ G_CALLBACK (choice_callback), choiceButtons);
+ gtk_box_pack_start(GTK_BOX(hboxtop), choiceButtons[i], FALSE, 5, 5);
+ gtk_widget_show (choiceButtons[i]);
+
+ }
+
+ gtk_box_pack_start(GTK_BOX(bigbox), hboxtop, FALSE, 5, 5);
+ gtk_box_pack_start(GTK_BOX(bigbox), hboxbottom, FALSE, 5, 5);
+
+ gtk_container_add(GTK_CONTAINER(window), bigbox);
+
+ //show the dialog containing the question
+ gtk_widget_show (hboxbottom);
+ gtk_widget_show (hboxtop);
+ gtk_widget_show (bigbox);
+ gtk_widget_show (window);
+
+ gtk_main();
+
+ //once the dialog returns, handle the result
+
+ for (i = 0; i < count; i++)
+ free(choiceButtons[i]);
+
+ if(gSelectNum > 0 && gSelectNum < count)
+ {
+ strcat(answer, choices[gSelectNum]);
+ }
+
+ gprint("%s", choices[gSelectNum]);
+
+ question_setvalue(q, answer);
+
+ return DC_OK;
+}
+
+/*
+ * Function: texthandler_note
+ * Input: struct frontend *obj - frontend object
+ * struct question *q - question to ask
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: handler for the note question type
+ * Assumptions: none
+ */
+static int texthandler_note(struct frontend *obj, struct question *q)
+{
+ int c;
+ printf("[Press enter to continue]\n");
+ do { c = fgetc(stdin); } while (c != '\r' && c != '\n');
+ return DC_OK;
+}
+
+/*
+ * Function: texthandler_password
+ * Input: struct frontend *obj - frontend object
+ * struct question *q - question to ask
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: handler for the password question type
+ * Assumptions: none
+ *
+ * TODO: this can be *MUCH* improved. no editing is possible right now
+ */
+static int texthandler_password(struct frontend *obj, struct question *q)
+{
+ struct termios oldt, newt;
+ char passwd[256] = {0};
+ int i = 0, c;
+
+ tcgetattr(0, &oldt);
+ memcpy(&newt, &oldt, sizeof(struct termios));
+ cfmakeraw(&newt);
+ tcsetattr(0, TCSANOW, &newt);
+ while ((c = fgetc(stdin)) != EOF)
+ {
+ fputc('*', stdout);
+ passwd[i++] = (char)c;
+ if (c == '\r' || c == '\n') break;
+
+ }
+ printf("\n");
+ passwd[i] = 0;
+ tcsetattr(0, TCSANOW, &oldt);
+ question_setvalue(q, passwd);
+ return DC_OK;
+}
+
+/*
+ * Function: texthandler_select
+ * Input: struct frontend *obj - frontend object
+ * struct question *q - question to ask
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: handler for the select question type
+ * Assumptions: none
+ *
+ * TODO: factor common code with multiselect
+ */
+static int texthandler_select(struct frontend *obj, struct question *q)
+{
+ char *choices[100] = {0};
+ char *choices_translated[100] = {0};
+ char answer[10];
+ int i, count, choice = 1, def = -1;
+ const char *defval = question_defaultval(q);
+
+ count = strchoicesplit(question_choices(q), choices, DIM(choices));
+ strchoicesplit(question_choices_translated(q), choices_translated,
+DIM(choices_translated));
+ /* fprintf(stderr,"In texthandler_select, count is: %d\n", count);*/
+ if (count > 1)
+ {
+ if (defval != NULL)
+ {
+ for (i = 0; i < count; i++)
+ if (strcmp(choices[i], defval) == 0)
+ def = i + 1;
+ }
+
+ do
+ {
+ for (i = 0; i < count; i++)
+ printf("%3d. %s%s\n", i+1, choices_translated[i],
+ (def == i + 1 ? _(" (default)") : ""));
+
+ printf(_("Prompt: 1 - %d> "), count);
+ fgets(answer, sizeof(answer), stdin);
+ if (answer[0] == '\n')
+ choice = def;
+ else
+ choice = atoi(answer);
+ } while (choice <= 0 || choice > count);
+ }
+ /* fprintf(stderr,"In %s, line: %d\n\tanswer: %s, choice[choice]: %s\n",
+ __FILE__,__LINE__,answer, choices[choice - 1]);*/
+ question_setvalue(q, choices[choice - 1]);
+ for (i = 0; i < count; i++)
+ {
+ free(choices[i]);
+ free(choices_translated[i]);
+ }
+
+ return DC_OK;
+}
+
+/*
+ * Function: texthandler_string
+ * Input: struct frontend *obj - frontend object
+ * struct question *q - question to ask
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: handler for the string question type
+ * Assumptions: none
+ */
+static int texthandler_string(struct frontend *obj, struct question *q)
+{
+ char buf[1024] = {0};
+ const char *defval = question_defaultval(q);
+ if (defval)
+ printf(_("[default = %s]"), defval);
+ printf("> "); fflush(stdout);
+ fgets(buf, sizeof(buf), stdin);
+ CHOMP(buf);
+ if (buf[0] == 0 && defval != 0)
+ question_setvalue(q, defval);
+ else
+ question_setvalue(q, buf);
+ return DC_OK;
+}
+
+/*
+ * Function: texthandler_text
+ * Input: struct frontend *obj - frontend object
+ * struct question *q - question to ask
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: handler for the text question type
+ * Assumptions: none
+ */
+static int texthandler_text(struct frontend *obj, struct question *q)
+{
+ char *out = 0;
+ char buf[1024];
+ int sz = 1;
+
+ printf(_("Enter . on a line by itself when you are done\n"));
+ while (fgets(buf, sizeof(buf), stdin))
+ {
+ if (strcmp(buf, ".\n") == 0) break;
+ sz += strlen(buf);
+ out = realloc(out, sz);
+ memcpy(out + sz - strlen(buf) - 1, buf, strlen(buf));
+ }
+ out[sz-1] = 0;
+ question_setvalue(q, out);
+ free(out);
+ return DC_OK;
+}
+
+/* ----------------------------------------------------------------------- */
+struct question_handlers {
+ const char *type;
+ int (*handler)(struct frontend *obj, struct question *q);
+} question_handlers[] = {
+ { "boolean", gtkhandler_boolean },
+ { "multiselect", gtkhandler_multiselect }
+ { "note", gtkhandler_note },
+ { "password", gtkhandler_password },
+ { "select", gtkhandler_select },
+ { "string", gtkhandler_string },
+ { "text", gtkhandler_text }*/
+};
+
+/*
+ * Function: gtk_intitialize
+ * Input: struct frontend *obj - frontend UI object
+ * struct configuration *cfg - configuration parameters
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: initializes the gtk UI
+ * Assumptions: none
+ *
+ */
+static int gtk_initialize(struct frontend *obj, struct configuration *conf)
+{
+ obj->interactive = 1;
+ //signal(SIGINT, SIG_IGN);
+
+ gtk_init (0, "cdebconf");
+
+ return DC_OK;
+}
+
+/*
+ * Function: gtk_go
+ * Input: struct frontend *obj - frontend object
+ * Output: int - DC_OK, DC_NOTOK
+ * Description: asks all pending questions
+ * Assumptions: none
+ */
+static int gtk_go(struct frontend *obj)
+{
+ struct question *q = obj->questions;
+ int i;
+ int ret;
+ /* char *window_title;
+ int len;
+
+ //printf("%s\n\n", obj->title);
+
+ len = strlen(obj->title);
+ window_title = (char *)malloc(len+1);
+ strcpy(window_title, obj->title);
+ */
+
+ for (; q != 0; q = q->next)
+ {
+ struct template *t = obj->tdb->methods.get(obj->tdb, q->tag);
+ template_deref(q->template);
+ q->template = t;
+
+ for (i = 0; i < DIM(question_handlers); i++)
+ if (strcmp(q->template->type, question_handlers[i].type) == 0)
+ {
+
+ //gtkhandler_displaydesc(obj, q);
+
+ ret = question_handlers[i].handler(obj, q);
+ if (ret == DC_OK)
+ obj->qdb->methods.set(obj->qdb, q);
+ else
+ return ret;
+ break;
+ }
+ }
+
+ return DC_OK;
+}
+
+struct frontend_module debconf_frontend_module =
+{
+ initialize: gtk_initialize,
+ go: gtk_go,
+};
