/[winpt]/trunk/Src/wptPreferencesDlg.cpp
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Contents of /trunk/Src/wptPreferencesDlg.cpp

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Revision 176 - (show annotations)
Mon Feb 13 09:38:03 2006 UTC (19 years ago) by twoaday
File size: 10904 byte(s)


1 /* wptPreferencesDlg.cpp - Dialog for the preferences
2 * Copyright (C) 2001, 2002, 2003, 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 #ifdef HAVE_CONFIG_H
21 #include <config.h>
22 #endif
23
24 #include <windows.h>
25 #include <shlobj.h>
26
27 #include "wptNLS.h"
28 #include "wptGPG.h"
29 #include "wptCommonCtl.h"
30 #include "wptDlgs.h"
31 #include "wptTypes.h"
32 #include "wptErrors.h"
33 #include "wptRegistry.h"
34 #include "wptHotkey.h"
35 #include "wptW32API.h"
36 #include "wptVersion.h"
37 #include "wptAgent.h"
38 #include "wptKeyserver.h"
39 #include "resource.h"
40
41
42 /* Dialog IDs of all hotkeys. */
43 static int hotkeys[] = {
44 IDC_PREFS_CLIP_ENCRYPT,
45 IDC_PREFS_CLIP_DECRYPT_VERIFY,
46 IDC_PREFS_CLIP_SIGN,
47 IDC_PREFS_CLIP_SIGNENC,
48 IDC_PREFS_CWS_ENCRYPT,
49 IDC_PREFS_CWS_DECRYPT_VERIFY,
50 IDC_PREFS_CWS_SIGN,
51 IDC_PREFS_CWS_SIGNENC,
52 0
53 };
54
55
56 /* Check that the given hotkey is in A..Z or a..z. */
57 static int
58 check_hotkey (char * key)
59 {
60 if (*key >= 'A' && *key <= 'Z')
61 return 1;
62 else if (*key >= 'a' && *key <= 'z') {
63 *key = *key - 32;
64 return 1;
65 }
66 return 0;
67 }
68
69
70 /* Disable all hotkey controls in the dialog @dlg if val is 1. */
71 static void
72 disable_hotkey_items (HWND dlg, int val)
73 {
74 int mode = val? FALSE : TRUE;
75 int i, id;
76
77 for (i=0; (id = hotkeys[i]); i++)
78 EnableWindow (GetDlgItem (dlg, id), mode);
79 }
80
81
82
83 /* En- or disable the backup items in the dialog @dlg.
84 If val != 0 activate them, disable them otherwise. */
85 static void
86 enable_backup_items (HWND dlg, int val)
87 {
88 int mode = val? TRUE : FALSE;
89
90 EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKHOME), mode);
91 EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKUSER), mode);
92 EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKSELECT), mode);
93 EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKPATH), mode);
94 }
95
96
97 /* Initialize the combobox in the dialog @dlg with the valid wipe modes. */
98 static void
99 init_wipe_modes (HWND dlg)
100 {
101 HWND cb = GetDlgItem (dlg, IDC_PREFS_WIPEMODE);
102 combox_add_string (cb, (char *)"Simple");
103 combox_add_string (cb, (char *)"DoD");
104 combox_add_string (cb, (char *)"Gutmann");
105 SendMessage (cb, CB_SETCURSEL, (WPARAM)reg_prefs.wipe_mode, 0);
106 }
107
108
109 /* Helper function to prepare dialog. */
110 static void
111 on_init_dialog (HWND dlg)
112 {
113 struct gettext_tab_s prefs[] = {
114 {IDC_PREFS_SECMODE, _("Do not use any &temporary files")},
115 {IDC_PREFS_VIEWER, _("Use clipboard &viewer to display the plaintext")},
116 {IDC_PREFS_WWINFO, _("Word wrap cleartext &signatures at column")},
117 {IDC_PREFS_DISABLE_HOTKEYS, _("&Disable hotkeys (Not recommended!)")},
118 {IDC_PREFS_TRUST, _("Skip key validation and assume that keys are always fully trusted")},
119 {IDC_PREFS_AUTOBACKUP, _("&Automatic keyring backup when WinPT closes")},
120 {IDC_PREFS_BAKHOME, _("Backup to &keyring folder")},
121 {IDC_PREFS_BAKUSER, _("Backup to:")},
122 {IDC_PREFS_KEYLISTINF, _("Select &key list mode")},
123 {IDC_PREFS_WIPEINF, _("Select &wipe mode")},
124 {IDC_PREFS_KSINF, _("Keyserver &config")},
125 {IDC_PREFS_CACHEINF, _("Cache &passphrases for 'n' seconds")},
126 {IDC_PREFS_CACHEHINT, _("(CTRL+ALT+F to clear the cache)")},
127 {IDC_PREFS_ALLOPTINF, _("General options")},
128 {IDC_PREFS_CLIPINF, _("Clipboard hotkeys")},
129 {IDC_PREFS_CURRINF, _("Current window hotkeys")},
130 {IDC_PREFS_KSELFILE, _("Browse...")},
131 {IDC_PREFS_BAKSELECT, _("Browse...")},
132 {IDCANCEL, _("&Cancel")},
133 {0, NULL}};
134 int i;
135
136 gettext_localize_dialog (dlg, prefs, _("WinPT Preferences"));
137 SetDlgItemInt (dlg, IDC_PREFS_CACHETIME, reg_prefs.cache_time, TRUE);
138
139 SetDlgItemInt (dlg, IDC_PREFS_WORDWRAP, reg_prefs.word_wrap, TRUE);
140 if (reg_prefs.backup.path)
141 SetDlgItemText (dlg, IDC_PREFS_BAKPATH, reg_prefs.backup.path);
142
143
144 for (i=0; hotkeys[i]; i++)
145 SetDlgItemText (dlg, hotkeys[i], reg_hotkeys[i].key);
146 CheckDlgButton (dlg, IDC_PREFS_DISABLE_HOTKEYS,
147 reg_prefs.no_hotkeys ? BST_CHECKED : BST_UNCHECKED);
148 CheckDlgButton (dlg, IDC_PREFS_SECMODE,
149 reg_prefs.use_tmpfiles ? BST_UNCHECKED : BST_CHECKED);
150 CheckDlgButton (dlg, IDC_PREFS_VIEWER,
151 reg_prefs.use_viewer ? BST_CHECKED: BST_UNCHECKED);
152 CheckDlgButton (dlg, IDC_PREFS_TRUST,
153 reg_prefs.always_trust? BST_CHECKED : BST_UNCHECKED);
154 CheckDlgButton (dlg, IDC_PREFS_AUTOBACKUP,
155 reg_prefs.auto_backup? BST_CHECKED : BST_UNCHECKED);
156 CheckDlgButton (dlg, IDC_PREFS_BAKHOME,
157 reg_prefs.backup.mode==1? BST_CHECKED : BST_UNCHECKED);
158 CheckDlgButton (dlg, IDC_PREFS_BAKUSER,
159 reg_prefs.backup.mode==2? BST_CHECKED : BST_UNCHECKED);
160 if (reg_prefs.no_hotkeys)
161 disable_hotkey_items (dlg, 1);
162 if (!reg_prefs.auto_backup)
163 enable_backup_items (dlg, 0);
164 EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKPATH),
165 reg_prefs.backup.mode==1?FALSE : TRUE);
166 EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKSELECT),
167 reg_prefs.backup.mode==1? FALSE : TRUE);
168 init_wipe_modes (dlg);
169 center_window (dlg, NULL);
170 SetForegroundWindow (dlg);
171 }
172
173
174 /* Dialog box procedure for the WinPT preferences. */
175 BOOL CALLBACK
176 prefs_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
177 {
178 int rc;
179 int i;
180 char t[2];
181 char path[256], *p;
182 HWND cb;
183
184 switch (msg) {
185 case WM_INITDIALOG:
186 on_init_dialog (dlg);
187 return TRUE;
188
189 case WM_SYSCOMMAND:
190 if (LOWORD (wparam) == SC_CLOSE)
191 EndDialog (dlg, FALSE);
192 return FALSE;
193
194 case WM_COMMAND:
195 switch( HIWORD(wparam) ) {
196 case BN_CLICKED:
197 switch( (int)LOWORD( wparam ) ) {
198 case IDC_PREFS_DISABLE_HOTKEYS:
199 reg_prefs.no_hotkeys ^= 1;
200 disable_hotkey_items (dlg, reg_prefs.no_hotkeys);
201 break;
202
203 case IDC_PREFS_TRUST:
204 reg_prefs.always_trust ^= 1;
205 if (reg_prefs.always_trust) {
206 msg_box (dlg,
207 _("In most cases it is not a good idea to enable this setting.\n"
208 "If you know what you are doing let this flag enabled, otherwise\n"
209 "it is safe to leave this flag untouched."),
210 _("Preferences"), MB_ICONWARNING|MB_OK);
211 }
212 break;
213
214 case IDC_PREFS_AUTOBACKUP:
215 reg_prefs.auto_backup ^= 1;
216 enable_backup_items (dlg, reg_prefs.auto_backup);
217 if (reg_prefs.auto_backup == 1) {
218 if (!IsDlgButtonChecked (dlg, IDC_PREFS_BAKHOME) &&
219 !IsDlgButtonChecked (dlg, IDC_PREFS_BAKUSER))
220 CheckDlgButton (dlg, IDC_PREFS_BAKHOME, BST_CHECKED);
221 }
222 if (IsDlgButtonChecked (dlg, IDC_PREFS_BAKHOME))
223 EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKPATH), FALSE);
224 break;
225
226 case IDC_PREFS_BAKHOME:
227 EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKSELECT), FALSE);
228 EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKPATH), FALSE);
229 break;
230
231 case IDC_PREFS_BAKUSER:
232 EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKSELECT), TRUE);
233 EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKPATH), TRUE);
234 break;
235 }
236 break;
237 }
238 switch( LOWORD( wparam ) ) {
239 case IDC_PREFS_BAKSELECT:
240 const char *bpath;
241 bpath = get_folder_dlg (dlg, _("Select GPG backup path"), NULL);
242 if (bpath)
243 SetDlgItemText (dlg, IDC_PREFS_BAKPATH, bpath);
244 break;
245
246 case IDOK:
247 rc = GetDlgItemInt( dlg, IDC_PREFS_CACHETIME, NULL, FALSE );
248 if (!rc)
249 reg_prefs.cache_time = 0;
250 else if (rc > 3600) {
251 msg_box( dlg, _("Please enter a value that is between 1-3600.\nIt is not "
252 "a good idea to cache the passphrase more than one hour."),
253 _("Preferences"), MB_ERR);
254 SetDlgItemInt (dlg, IDC_PREFS_CACHETIME, 0, FALSE);
255 return TRUE;
256 }
257 if (reg_prefs.cache_time != rc)
258 agent_flush_cache ();
259 reg_prefs.cache_time = rc;
260 rc = GetDlgItemInt (dlg, IDC_PREFS_WORDWRAP, NULL, FALSE);
261 if (!rc)
262 reg_prefs.word_wrap = 0;
263 else if (rc > 80) {
264 msg_box (dlg, _("Please enter a value between 1-80."),
265 _("Preferences"), MB_ERR);
266 return TRUE;
267 }
268 reg_prefs.word_wrap = rc;
269 reg_prefs.use_tmpfiles = IsDlgButtonChecked( dlg, IDC_PREFS_SECMODE )? 0 : 1;
270 reg_prefs.use_viewer = IsDlgButtonChecked( dlg, IDC_PREFS_VIEWER )? 1 : 0;
271 reg_prefs.backup.mode = IsDlgButtonChecked( dlg, IDC_PREFS_BAKHOME ) ? 1 :
272 IsDlgButtonChecked( dlg, IDC_PREFS_BAKUSER )? 2 : 0;
273 if( reg_prefs.backup.mode == 2 ) {
274 if( !GetDlgItemText( dlg, IDC_PREFS_BAKPATH, path, sizeof (path)-1 )
275 || dir_exist_check( path ) ) {
276 msg_box( dlg, _("The specified backup folder is invalid."),
277 _("Preferences"), MB_ERR );
278 return TRUE;
279 }
280 free_if_alloc (reg_prefs.backup.path);
281 p = reg_prefs.backup.path = m_strdup (path);
282 if (!p)
283 BUG (0);
284 }
285
286 cb = GetDlgItem( dlg, IDC_PREFS_WIPEMODE );
287 reg_prefs.wipe_mode = SendMessage( cb, CB_GETCURSEL, 0, 0 );
288
289 if (IsDlgButtonChecked (dlg, IDC_PREFS_DISABLE_HOTKEYS)) {
290 hotkeys_unregister (glob_hwnd);
291 reg_prefs.no_hotkeys = 1;
292 }
293 else {
294 reg_prefs.no_hotkeys = 0;
295 for( i = 0; hotkeys[i]; i++ ) {
296 rc = GetDlgItemText (dlg, hotkeys[i], t, 2);
297 if( rc && check_hotkey( &t[0] ) )
298 hotkey_enable( &reg_hotkeys[i], t );
299 else
300 hotkey_disable( &reg_hotkeys[i] );
301 }
302 set_reg_entry (HKEY_CURRENT_USER, "Software\\WinPT", "DisableHotkeys", "0");
303 reg_prefs.no_hotkeys = 0;
304 }
305
306 if ((rc = set_reg_winpt_prefs (&reg_prefs)))
307 msg_box (dlg, winpt_strerror (rc), _("Preferences"), MB_ERR);
308
309 if (reg_prefs.no_hotkeys == 0) {
310 hotkeys_unregister (glob_hwnd);
311 hotkeys_modify ();
312 if ((rc = hotkeys_register (glob_hwnd)))
313 msg_box (NULL, winpt_strerror (rc), _("Hotkeys"), MB_ERR);
314 }
315 EndDialog (dlg, TRUE);
316 return TRUE;
317
318 case IDCANCEL:
319 /* Reset backup mode if no mode was chosen. */
320 if (reg_prefs.auto_backup == 1 &&
321 !IsDlgButtonChecked (dlg, IDC_PREFS_BAKHOME) &&
322 !IsDlgButtonChecked (dlg, IDC_PREFS_BAKUSER))
323 reg_prefs.auto_backup = 0;
324 EndDialog (dlg, FALSE);
325 return FALSE;
326 }
327 break;
328 }
329
330 return FALSE;
331 }

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