trunk/Src/wptGPGPrefsDlg.cpp

/* wptGPGPrefsDlg.cpp - GnuPG Preferences
 *      Copyright (C) 2001-2005 Timo Schulz
 *
 * This file is part of WinPT.
 *
 * WinPT 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.
 * 
 * WinPT 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with WinPT; if not, write to the Free Software Foundation, 
 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <windows.h>

#include "resource.h"
#include "wptNLS.h"
#include "wptTypes.h"
#include "wptErrors.h"
#include "wptGPG.h"
#include "wptRegistry.h"
#include "wptCommonCtl.h"
#include "wptW32API.h"


/* Enable all edit items if @val is TRUE, disable them otherwise. */
static void
enable_disable_items (HWND dlg, BOOL val)
{
    EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_EXEDIR), val);
    EnableWindow (GetDlgItem (dlg, IDC_GPGREFS_EXEDLG), val);
    EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCALE), val);
    EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCDLG), val);
    EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDIR), val);
    EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDLG), val);
}


/* Load the GPG4WIN default values and disabled the
   dialog items to indicate these are fixed values.
   Return value: true if GPG4win was found. */
static bool
load_gpg4win_values (HWND dlg)
{
    char *path;
    char *p;

    path = get_reg_entry_gpg4win (NULL);
    if (!path)
        return false;
    p = make_filename (path, "gpg", "exe");
    if (p) {
        if (file_exist_check (p) == 0) {
            SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, p);
            EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_EXEDIR), FALSE);
            EnableWindow (GetDlgItem (dlg, IDC_GPGREFS_EXEDLG), FALSE);
        }
        free_if_alloc (p);
    }

    p = get_reg_entry_mo ();
    if (p) {
        if (dir_exist_check (p) == 0) {
            SetDlgItemText (dlg, IDC_GPGPREFS_LOCALE, p);
            EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCALE), FALSE);
            EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCDLG), FALSE);
        }
        free_if_alloc (p);
    }

    p = multi_gnupg_path (1);
    if (p) {
        SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, p);
        EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDIR), FALSE);
        EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDLG), FALSE);
        free_if_alloc (p);
    }

    return true;
}


/* Load the GPG values direct from the registry. */
static void
load_registry_values (HWND dlg)
{
    char *p;

    p = get_reg_entry_gpg ("HomeDir");
    if (p) {
        SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, p);
        free_if_alloc (p);      
    }
    p = get_reg_entry_gpg ("gpgProgram");
    if (p) {
        SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, p);
        free_if_alloc (p);      
    }
    p = get_reg_entry_mo ();
    if (p) {
        SetDlgItemText (dlg, IDC_GPGPREFS_LOCALE, p);
        free_if_alloc (p);        
    }
    if (!item_get_text_length (dlg, IDC_GPGPREFS_HOMEDIR)) {
        p = multi_gnupg_path (0);
        if (p && dir_exist_check (p) == 0)
            SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, p);
        free_if_alloc (p);
    }
}


/* Dialog box procedure for the GPG preferences. */
BOOL CALLBACK
gpgprefs_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    static int gpg4win = false;
    char exedir[512];
    char homedir[512];
    char locale_dir[512];
    char *p = NULL, t[256];
    const char *s;
    const char *folder;
    gpg_optfile_t opt = NULL;
    gpg_option_t e;
    UINT n;
    
    switch (msg) {
    case WM_INITDIALOG:
        SetWindowText (dlg, _("GnuPG Preferences"));
        SetDlgItemText (dlg, IDC_GPGPREFS_HOMEINF,
                       _("GnuPG home directory  (where both keyrings are located)"));
        SetDlgItemText ( dlg, IDC_GPGPREFS_EXEINF,
                        _("GnuPG exe file location (full path with added gpg.exe)"));
        SetDlgItemText ( dlg, IDC_GPGPREFS_LOCALINF,
                        _("Locale directory (to access the translation files)"));
        SetDlgItemText (dlg, IDC_GPGPREFS_ASKLEVEL, _("Ask for the signature class during key sign"));
        SetDlgItemText (dlg, IDC_GPGPREFS_CMTINF, _("Comment in armored files"));
        SetDlgItemText (dlg, IDC_GPGPREFS_ENCINF, _("Encrypt to this key"));
        SetDlgItemText (dlg, IDC_GPGPREFS_ALLOPTINF, _("General GPG options"));
        SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDLG, _("Browse..."));
        SetDlgItemText (dlg, IDC_GPGREFS_EXEDLG, _("Browse..."));
        SetDlgItemText (dlg, IDC_GPGPREFS_LOCDLG, _("Browse..."));
        SetDlgItemText (dlg, IDC_GPGPREFS_OVRDEFAULT, _("&Overwrite default settings"));

        gpg4win = load_gpg4win_values (dlg);
        if (!gpg4win) {
            load_registry_values (dlg);
            CheckDlgButton (dlg, IDC_GPGPREFS_OVRDEFAULT, BST_CHECKED);
        }

        p = get_gnupg_cfgfile ();
        if (p) {
            parse_gpg_options (p, &opt);
            free_if_alloc (p);
            if (opt) {
                if (find_option (opt, "ask-cert-level"))
                    CheckDlgButton (dlg, IDC_GPGPREFS_ASKLEVEL, BST_CHECKED);
                if ((e=find_option (opt, "comment")))
                SetDlgItemText (dlg, IDC_GPGPREFS_COMMENT, e->val);
                if ((e=find_option (opt, "encrypt-to")))
                    SetDlgItemText (dlg, IDC_GPGPREFS_ENCTO, e->val);
                release_gpg_options (opt);
            }
        }

        center_window (dlg, NULL);
        SetForegroundWindow (dlg);
        return TRUE;

    case WM_DESTROY:
        gpg4win = false;
        break;

    case WM_SYSCOMMAND:
        if (LOWORD (wparam) == SC_CLOSE)
            EndDialog (dlg, FALSE);
        return FALSE;
        
    case WM_COMMAND:
        if (HIWORD (wparam) == BN_CLICKED &&
            LOWORD (wparam) == IDC_GPGPREFS_OVRDEFAULT) {
            if (IsDlgButtonChecked (dlg, LOWORD (wparam))) {
                enable_disable_items (dlg, TRUE);
                gpg4win = false;
            }
            else {
                enable_disable_items (dlg, FALSE);
                gpg4win = true;
            }
            break;
        }

        switch (LOWORD (wparam)) {
        case IDC_GPGPREFS_SAVE:
            if (!GetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, 
                                 homedir, sizeof (homedir) -1)) {
                msg_box (dlg, _("Please enter the GnuPG home directory."),
                         _("Preferences"), MB_ERR);
                return FALSE;
            }
            if (dir_exist_check (homedir)) {
                _snprintf (t, sizeof (t) - 1, "%s: %s", homedir,
                           winpt_strerror (WPTERR_DIR_OPEN));
                msg_box (dlg, t, _("Preferences"), MB_ERR);
                return FALSE;
            }
            
            if (!gpg4win && set_reg_entry_gpg ("HomeDir", homedir)) {
                msg_box (dlg, _("Could not save 'HomeDir' in the registry."), 
                         _("Preferences"), MB_ERR);
                return FALSE;
            }
            if( !GetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, 
                                 exedir, sizeof (exedir) -1)) {
                msg_box (dlg, _("Please enter where GPG.exe is located."), 
                         _("Preferences"), MB_ERR);
                return FALSE;
            }
            if (file_exist_check (exedir)) {
                msg_box (dlg, _("Could not find the GPG program in this directory."),
                         _("Preferences"), MB_ERR);
                return FALSE;
            }
            if (!gpg4win && set_reg_entry_gpg ("gpgProgram", exedir)) {
                msg_box (dlg, _("Could not save 'gpgProgram' in the registry"),
                         _("Preferences"), MB_ERR);
                return FALSE;
            }
            if (GetDlgItemText (dlg, IDC_GPGPREFS_LOCALE, 
                                locale_dir, sizeof (locale_dir) -1) > 0) {
                if (dir_exist_check (locale_dir)) {
                    log_box ( _("Preferences"), MB_ERR, "%s: %s", locale_dir, 
                             winpt_strerror (WPTERR_DIR_OPEN));
                    return FALSE;
                }
                if (!gpg4win)
                    set_reg_entry_mo (locale_dir);
                set_gettext_file ("winpt", locale_dir);
            }
            else if (!gpg4win)
                set_reg_entry_mo ("");

            p = get_gnupg_cfgfile ();
            if (!p) {
                msg_box (dlg, _("Could not get GPG config file"), 
                         _("Preferences"), MB_ERR);
                EndDialog (dlg, FALSE);
            }
            parse_gpg_options (p, &opt);

            if (IsDlgButtonChecked (dlg, IDC_GPGPREFS_ASKLEVEL)) {
                modify_entry (opt, ENTRY_SINGLE, "ask-cert-level", NULL);
                reg_prefs.gpg.ask_cert_level = 1;
            }
            else {
                delete_option (opt, "ask-cert-level");
                reg_prefs.gpg.ask_cert_level = 0;
            }
            n = GetDlgItemText(dlg, IDC_GPGPREFS_COMMENT, t, sizeof t - 1);
            if (n > 0)
                modify_entry (opt, ENTRY_MULTI, "comment", t);
            else if (n == 0)
                modify_entry (opt, ENTRY_MULTI, "comment", "\"\"");
            else
                delete_option (opt, "comment");

            n = GetDlgItemText (dlg, IDC_GPGPREFS_ENCTO, t, sizeof t -1);
            if (n > 0)
                modify_entry (opt, ENTRY_MULTI, "encrypt-to", t);
            else
                delete_option (opt, "encrypt-to");

            commit_gpg_options (p, opt);
            release_gpg_options (opt);
            EndDialog (dlg, TRUE);
            return TRUE;
            
        case IDC_GPGPREFS_HOMEDLG:
            folder = get_folder_dlg (dlg, _("Choose GPG home directory"), NULL);
            if (folder) {
                char *name;

                SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, folder);
                if (GetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, 
                                    exedir, DIM (exedir)-1) > 0)
                    break;
                name = make_filename (folder, "gpg", "exe");
                if (file_exist_check (name) == 0)
                    SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, name);
                free_if_alloc (name);
                name = make_filename (folder, "gpg", "conf");
                if (file_exist_check (name) == 0)
                    SetDlgItemText (dlg, IDC_GPGPREFS_OPTFILE, name);
                free_if_alloc (name);
            }
            return TRUE;

        case IDC_GPGPREFS_LOCDLG:
            folder = get_folder_dlg (dlg, _("Choose locale directory"), NULL);
            if (folder)
                SetDlgItemText (dlg, IDC_GPGPREFS_LOCALE, folder);
            return TRUE;
            
        case IDC_GPGREFS_EXEDLG:
            s = get_fileopen_dlg (dlg, _("Choose GPG binary"), 
                                  "Executable Files (*.exe)\0*.exe\0\0",
                                  NULL);
            if (s)
                SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, s);
            return TRUE;
            
        case IDCANCEL:
            EndDialog (dlg, FALSE);
            return TRUE;
        }
        break;
    }
    
    return FALSE;
}
1	/* wptGPGPrefsDlg.cpp - GnuPG Preferences
2	* Copyright (C) 2001-2005 Timo Schulz
3	*
4	* This file is part of WinPT.
5	*
6	* WinPT is free software; you can redistribute it and/or modify
7	* it under the terms of the GNU General Public License as published by
8	* the Free Software Foundation; either version 2 of the License, or
9	* (at your option) any later version.
10	*
11	* WinPT is distributed in the hope that it will be useful,
12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	* GNU General Public License for more details.
15	*
16	* You should have received a copy of the GNU General Public License
17	* along with WinPT; if not, write to the Free Software Foundation,
18	* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
19	*/
20
21	#ifdef HAVE_CONFIG_H
22	#include <config.h>
23	#endif
24
25	#include <windows.h>
26
27	#include "resource.h"
28	#include "wptNLS.h"
29	#include "wptTypes.h"
30	#include "wptErrors.h"
31	#include "wptGPG.h"
32	#include "wptRegistry.h"
33	#include "wptCommonCtl.h"
34	#include "wptW32API.h"
35
36
37	/* Enable all edit items if @val is TRUE, disable them otherwise. */
38	static void
39	enable_disable_items (HWND dlg, BOOL val)
40	{
41	EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_EXEDIR), val);
42	EnableWindow (GetDlgItem (dlg, IDC_GPGREFS_EXEDLG), val);
43	EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCALE), val);
44	EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCDLG), val);
45	EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDIR), val);
46	EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDLG), val);
47	}
48
49
50	/* Load the GPG4WIN default values and disabled the
51	dialog items to indicate these are fixed values.
52	Return value: true if GPG4win was found. */
53	static bool
54	load_gpg4win_values (HWND dlg)
55	{
56	char *path;
57	char *p;
58
59	path = get_reg_entry_gpg4win (NULL);
60	if (!path)
61	return false;
62	p = make_filename (path, "gpg", "exe");
63	if (p) {
64	if (file_exist_check (p) == 0) {
65	SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, p);
66	EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_EXEDIR), FALSE);
67	EnableWindow (GetDlgItem (dlg, IDC_GPGREFS_EXEDLG), FALSE);
68	}
69	free_if_alloc (p);
70	}
71
72	p = get_reg_entry_mo ();
73	if (p) {
74	if (dir_exist_check (p) == 0) {
75	SetDlgItemText (dlg, IDC_GPGPREFS_LOCALE, p);
76	EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCALE), FALSE);
77	EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCDLG), FALSE);
78	}
79	free_if_alloc (p);
80	}
81
82	p = multi_gnupg_path (1);
83	if (p) {
84	SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, p);
85	EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDIR), FALSE);
86	EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDLG), FALSE);
87	free_if_alloc (p);
88	}
89
90	return true;
91	}
92
93
94	/* Load the GPG values direct from the registry. */
95	static void
96	load_registry_values (HWND dlg)
97	{
98	char *p;
99
100	p = get_reg_entry_gpg ("HomeDir");
101	if (p) {
102	SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, p);
103	free_if_alloc (p);
104	}
105	p = get_reg_entry_gpg ("gpgProgram");
106	if (p) {
107	SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, p);
108	free_if_alloc (p);
109	}
110	p = get_reg_entry_mo ();
111	if (p) {
112	SetDlgItemText (dlg, IDC_GPGPREFS_LOCALE, p);
113	free_if_alloc (p);
114	}
115	if (!item_get_text_length (dlg, IDC_GPGPREFS_HOMEDIR)) {
116	p = multi_gnupg_path (0);
117	if (p && dir_exist_check (p) == 0)
118	SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, p);
119	free_if_alloc (p);
120	}
121	}
122
123
124	/* Dialog box procedure for the GPG preferences. */
125	BOOL CALLBACK
126	gpgprefs_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
127	{
128	static int gpg4win = false;
129	char exedir[512];
130	char homedir[512];
131	char locale_dir[512];
132	char *p = NULL, t[256];
133	const char *s;
134	const char *folder;
135	gpg_optfile_t opt = NULL;
136	gpg_option_t e;
137	UINT n;
138
139	switch (msg) {
140	case WM_INITDIALOG:
141	SetWindowText (dlg, _("GnuPG Preferences"));
142	SetDlgItemText (dlg, IDC_GPGPREFS_HOMEINF,
143	_("GnuPG home directory (where both keyrings are located)"));
144	SetDlgItemText ( dlg, IDC_GPGPREFS_EXEINF,
145	_("GnuPG exe file location (full path with added gpg.exe)"));
146	SetDlgItemText ( dlg, IDC_GPGPREFS_LOCALINF,
147	_("Locale directory (to access the translation files)"));
148	SetDlgItemText (dlg, IDC_GPGPREFS_ASKLEVEL, _("Ask for the signature class during key sign"));
149	SetDlgItemText (dlg, IDC_GPGPREFS_CMTINF, _("Comment in armored files"));
150	SetDlgItemText (dlg, IDC_GPGPREFS_ENCINF, _("Encrypt to this key"));
151	SetDlgItemText (dlg, IDC_GPGPREFS_ALLOPTINF, _("General GPG options"));
152	SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDLG, _("Browse..."));
153	SetDlgItemText (dlg, IDC_GPGREFS_EXEDLG, _("Browse..."));
154	SetDlgItemText (dlg, IDC_GPGPREFS_LOCDLG, _("Browse..."));
155	SetDlgItemText (dlg, IDC_GPGPREFS_OVRDEFAULT, _("&Overwrite default settings"));
156
157	gpg4win = load_gpg4win_values (dlg);
158	if (!gpg4win) {
159	load_registry_values (dlg);
160	CheckDlgButton (dlg, IDC_GPGPREFS_OVRDEFAULT, BST_CHECKED);
161	}
162
163	p = get_gnupg_cfgfile ();
164	if (p) {
165	parse_gpg_options (p, &opt);
166	free_if_alloc (p);
167	if (opt) {
168	if (find_option (opt, "ask-cert-level"))
169	CheckDlgButton (dlg, IDC_GPGPREFS_ASKLEVEL, BST_CHECKED);
170	if ((e=find_option (opt, "comment")))
171	SetDlgItemText (dlg, IDC_GPGPREFS_COMMENT, e->val);
172	if ((e=find_option (opt, "encrypt-to")))
173	SetDlgItemText (dlg, IDC_GPGPREFS_ENCTO, e->val);
174	release_gpg_options (opt);
175	}
176	}
177
178	center_window (dlg, NULL);
179	SetForegroundWindow (dlg);
180	return TRUE;
181
182	case WM_DESTROY:
183	gpg4win = false;
184	break;
185
186	case WM_SYSCOMMAND:
187	if (LOWORD (wparam) == SC_CLOSE)
188	EndDialog (dlg, FALSE);
189	return FALSE;
190
191	case WM_COMMAND:
192	if (HIWORD (wparam) == BN_CLICKED &&
193	LOWORD (wparam) == IDC_GPGPREFS_OVRDEFAULT) {
194	if (IsDlgButtonChecked (dlg, LOWORD (wparam))) {
195	enable_disable_items (dlg, TRUE);
196	gpg4win = false;
197	}
198	else {
199	enable_disable_items (dlg, FALSE);
200	gpg4win = true;
201	}
202	break;
203	}
204
205	switch (LOWORD (wparam)) {
206	case IDC_GPGPREFS_SAVE:
207	if (!GetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR,
208	homedir, sizeof (homedir) -1)) {
209	msg_box (dlg, _("Please enter the GnuPG home directory."),
210	_("Preferences"), MB_ERR);
211	return FALSE;
212	}
213	if (dir_exist_check (homedir)) {
214	_snprintf (t, sizeof (t) - 1, "%s: %s", homedir,
215	winpt_strerror (WPTERR_DIR_OPEN));
216	msg_box (dlg, t, _("Preferences"), MB_ERR);
217	return FALSE;
218	}
219
220	if (!gpg4win && set_reg_entry_gpg ("HomeDir", homedir)) {
221	msg_box (dlg, _("Could not save 'HomeDir' in the registry."),
222	_("Preferences"), MB_ERR);
223	return FALSE;
224	}
225	if( !GetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR,
226	exedir, sizeof (exedir) -1)) {
227	msg_box (dlg, _("Please enter where GPG.exe is located."),
228	_("Preferences"), MB_ERR);
229	return FALSE;
230	}
231	if (file_exist_check (exedir)) {
232	msg_box (dlg, _("Could not find the GPG program in this directory."),
233	_("Preferences"), MB_ERR);
234	return FALSE;
235	}
236	if (!gpg4win && set_reg_entry_gpg ("gpgProgram", exedir)) {
237	msg_box (dlg, _("Could not save 'gpgProgram' in the registry"),
238	_("Preferences"), MB_ERR);
239	return FALSE;
240	}
241	if (GetDlgItemText (dlg, IDC_GPGPREFS_LOCALE,
242	locale_dir, sizeof (locale_dir) -1) > 0) {
243	if (dir_exist_check (locale_dir)) {
244	log_box ( _("Preferences"), MB_ERR, "%s: %s", locale_dir,
245	winpt_strerror (WPTERR_DIR_OPEN));
246	return FALSE;
247	}
248	if (!gpg4win)
249	set_reg_entry_mo (locale_dir);
250	set_gettext_file ("winpt", locale_dir);
251	}
252	else if (!gpg4win)
253	set_reg_entry_mo ("");
254
255	p = get_gnupg_cfgfile ();
256	if (!p) {
257	msg_box (dlg, _("Could not get GPG config file"),
258	_("Preferences"), MB_ERR);
259	EndDialog (dlg, FALSE);
260	}
261	parse_gpg_options (p, &opt);
262
263	if (IsDlgButtonChecked (dlg, IDC_GPGPREFS_ASKLEVEL)) {
264	modify_entry (opt, ENTRY_SINGLE, "ask-cert-level", NULL);
265	reg_prefs.gpg.ask_cert_level = 1;
266	}
267	else {
268	delete_option (opt, "ask-cert-level");
269	reg_prefs.gpg.ask_cert_level = 0;
270	}
271	n = GetDlgItemText(dlg, IDC_GPGPREFS_COMMENT, t, sizeof t - 1);
272	if (n > 0)
273	modify_entry (opt, ENTRY_MULTI, "comment", t);
274	else if (n == 0)
275	modify_entry (opt, ENTRY_MULTI, "comment", "\"\"");
276	else
277	delete_option (opt, "comment");
278
279	n = GetDlgItemText (dlg, IDC_GPGPREFS_ENCTO, t, sizeof t -1);
280	if (n > 0)
281	modify_entry (opt, ENTRY_MULTI, "encrypt-to", t);
282	else
283	delete_option (opt, "encrypt-to");
284
285	commit_gpg_options (p, opt);
286	release_gpg_options (opt);
287	EndDialog (dlg, TRUE);
288	return TRUE;
289
290	case IDC_GPGPREFS_HOMEDLG:
291	folder = get_folder_dlg (dlg, _("Choose GPG home directory"), NULL);
292	if (folder) {
293	char *name;
294
295	SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, folder);
296	if (GetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR,
297	exedir, DIM (exedir)-1) > 0)
298	break;
299	name = make_filename (folder, "gpg", "exe");
300	if (file_exist_check (name) == 0)
301	SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, name);
302	free_if_alloc (name);
303	name = make_filename (folder, "gpg", "conf");
304	if (file_exist_check (name) == 0)
305	SetDlgItemText (dlg, IDC_GPGPREFS_OPTFILE, name);
306	free_if_alloc (name);
307	}
308	return TRUE;
309
310	case IDC_GPGPREFS_LOCDLG:
311	folder = get_folder_dlg (dlg, _("Choose locale directory"), NULL);
312	if (folder)
313	SetDlgItemText (dlg, IDC_GPGPREFS_LOCALE, folder);
314	return TRUE;
315
316	case IDC_GPGREFS_EXEDLG:
317	s = get_fileopen_dlg (dlg, _("Choose GPG binary"),
318	"Executable Files (.exe)\0.exe\0\0",
319	NULL);
320	if (s)
321	SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, s);
322	return TRUE;
323
324	case IDCANCEL:
325	EndDialog (dlg, FALSE);
326	return TRUE;
327	}
328	break;
329	}
330
331	return FALSE;
332	}