trunk/Src/wptPreferencesDlg.cpp

/* wptPreferencesDlg.cpp - Dialog for the preferences
 *      Copyright (C) 2001, 2002, 2003, 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 <shlobj.h>

#include "wptNLS.h"
#include "wptGPG.h"
#include "wptCommonCtl.h"
#include "wptDlgs.h"
#include "wptTypes.h"
#include "wptErrors.h"
#include "wptRegistry.h"
#include "wptHotkey.h"
#include "wptW32API.h"
#include "wptVersion.h"
#include "wptAgent.h"
#include "wptKeyserver.h"
#include "resource.h"


/* Dialog IDs of all hotkeys. */
static int hotkeys[] = {
    IDC_PREFS_CLIP_ENCRYPT,
    IDC_PREFS_CLIP_DECRYPT_VERIFY,
    IDC_PREFS_CLIP_SIGN,
    IDC_PREFS_CLIP_SIGNENC,
    IDC_PREFS_CWS_ENCRYPT,
    IDC_PREFS_CWS_DECRYPT_VERIFY,
    IDC_PREFS_CWS_SIGN,
    IDC_PREFS_CWS_SIGNENC,
    0
};


/* Check that the given hotkey is in A..Z or a..z. */
static int
check_hotkey (char * key)
{
    if (*key >= 'A' && *key <= 'Z')
        return 1;
    else if (*key >= 'a' && *key <= 'z') {
        *key = *key - 32;
        return 1;
    }
    return 0;
}


/* Disable all hotkey controls in the dialog @dlg if val is 1. */
static void
disable_hotkey_items (HWND dlg, int val)
{
    int mode = val? FALSE : TRUE;
    int i, id;
    
    for (i=0; (id = hotkeys[i]); i++)
        EnableWindow (GetDlgItem (dlg, id), mode);
}


/* En- or disable the backup items in the dialog @dlg.
   If val != 0 activate them, disable them otherwise. */
static void
enable_backup_items (HWND dlg, int val)
{
    int mode = val? TRUE : FALSE;

    EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKHOME), mode);
    EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKUSER), mode);
    EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKSELECT), mode);
    EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKPATH), mode);
}


/* Initialize the combox in the dialog @dlg with the valid list modes. */
static void
init_keylist_modes (HWND dlg)
{
    HWND cb = GetDlgItem (dlg, IDC_PREFS_LISTMODE);
    combox_add_string (cb, (char *)"NORMAL");
    combox_add_string (cb, (char *)"MINIMAL");
    SendMessage (cb, CB_SETCURSEL, (WPARAM)reg_prefs.keylist_mode, 0);
}


/* Initialize the combobox in the dialog @dlg with the valid wipe modes. */
static void
init_wipe_modes (HWND dlg)
{
    HWND cb = GetDlgItem (dlg, IDC_PREFS_WIPEMODE);
    combox_add_string (cb, (char *)"Simple");
    combox_add_string (cb, (char *)"DoD");
    combox_add_string (cb, (char *)"Gutmann");
    SendMessage (cb, CB_SETCURSEL, (WPARAM)reg_prefs.wipe_mode, 0);
}


/* Dialog box procedure for the WinPT preferences. */
BOOL CALLBACK
prefs_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    int rc;
    int i, id;
    char t[2];
    char path[256], * p;
    HWND cb;
    
    switch ( msg ) {
    case WM_INITDIALOG:
        SetWindowText (dlg, _("WinPT Preferences"));
        SetDlgItemText (dlg, IDC_PREFS_SECMODE, _("Do not use any &temporary files"));
        SetDlgItemText (dlg, IDC_PREFS_VIEWER, _("Use clipboard &viewer to display the plaintext"));
        SetDlgItemText (dlg, IDC_PREFS_WWINFO, _("Word wrap cleartext &signatures at column"));
        SetDlgItemText (dlg, IDC_PREFS_DISABLE_HOTKEYS, _("&Disable hotkeys (Not recommended!)"));
        SetDlgItemText (dlg, IDC_PREFS_TRUST, _("Skip key validation and assume that keys are always fully trusted"));
        SetDlgItemText (dlg, IDC_PREFS_AUTOBACKUP, _("&Automatic keyring backup when WinPT closes"));
        SetDlgItemText (dlg, IDC_PREFS_BAKHOME, _("Backup to GPG &home folder"));
        SetDlgItemText (dlg, IDC_PREFS_BAKUSER, _("Backup to:"));
        SetDlgItemText (dlg, IDC_PREFS_KEYLISTINF, _("Select &key list mode"));
        SetDlgItemText (dlg, IDC_PREFS_WIPEINF, _("Select &wipe mode"));
        SetDlgItemText (dlg, IDC_PREFS_KSINF, _("Keyserver &config"));
        SetDlgItemText (dlg, IDC_PREFS_CACHEINF, _("Cache &passphrases for 'n' seconds"));
        SetDlgItemText (dlg, IDC_PREFS_CACHEHINT, _("(CTRL+ALT+F to clear the cache)"));

        SetDlgItemInt( dlg, IDC_PREFS_CACHETIME, reg_prefs.cache_time, TRUE );
        SetDlgItemInt( dlg, IDC_PREFS_WORDWRAP, reg_prefs.word_wrap, TRUE );
        if (reg_prefs.backup.path)
            SetDlgItemText (dlg, IDC_PREFS_BAKPATH, reg_prefs.backup.path);
        if (reg_prefs.kserv_conf)
            SetDlgItemText (dlg, IDC_PREFS_KSERVER, reg_prefs.kserv_conf);

        for (i=0; (id=hotkeys[i]); i++)
            SetDlgItemText (dlg, id, reg_hotkeys[i].key);
        CheckDlgButton( dlg, IDC_PREFS_DISABLE_HOTKEYS, 
                        reg_prefs.no_hotkeys ? BST_CHECKED : BST_UNCHECKED );
        CheckDlgButton( dlg, IDC_PREFS_SECMODE, 
                        reg_prefs.use_tmpfiles ? BST_UNCHECKED : BST_CHECKED );
        CheckDlgButton( dlg, IDC_PREFS_VIEWER,
                        reg_prefs.use_viewer ? BST_CHECKED: BST_UNCHECKED );
        CheckDlgButton( dlg, IDC_PREFS_TRUST,
                        reg_prefs.always_trust? BST_CHECKED : BST_UNCHECKED );
        CheckDlgButton( dlg, IDC_PREFS_AUTOBACKUP,
                        reg_prefs.auto_backup? BST_CHECKED : BST_UNCHECKED );
        CheckDlgButton( dlg, IDC_PREFS_BAKHOME, 
                        reg_prefs.backup.mode==1? BST_CHECKED : BST_UNCHECKED );
        CheckDlgButton( dlg, IDC_PREFS_BAKUSER,
                        reg_prefs.backup.mode==2? BST_CHECKED : BST_UNCHECKED );
        if( reg_prefs.no_hotkeys )
            disable_hotkey_items( dlg, 1 );
        if (!reg_prefs.auto_backup)
            enable_backup_items (dlg, 0);
        EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKPATH), 
                      reg_prefs.backup.mode==1?FALSE : TRUE);
        EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKSELECT),
                      reg_prefs.backup.mode==1? FALSE : TRUE);
        init_keylist_modes (dlg);
        init_wipe_modes (dlg);
        center_window (dlg, NULL);
        SetForegroundWindow (dlg);
        return TRUE;
        
    case WM_SYSCOMMAND:
        if (LOWORD (wparam) == SC_CLOSE)
            EndDialog (dlg, TRUE);
        return FALSE;
        
    case WM_COMMAND:
        switch( HIWORD(wparam) ) {
        case BN_CLICKED:
            switch( (int)LOWORD( wparam ) ) {
            case IDC_PREFS_DISABLE_HOTKEYS:            
                reg_prefs.no_hotkeys ^= 1;
                disable_hotkey_items( dlg, reg_prefs.no_hotkeys );
                break;

            case IDC_PREFS_TRUST:
                reg_prefs.always_trust ^= 1;
                if( reg_prefs.always_trust ) {
                    msg_box (dlg,
                _("In most cases it is not a good idea to enable this setting.\n"
                  "If you know what you are doing let this flag enabled, otherwise\n"
                  "it is safe to leave this flag untouched."), 
                  _("Preferences"), MB_ICONWARNING|MB_OK );
                }
                break;

            case IDC_PREFS_AUTOBACKUP:
                reg_prefs.auto_backup ^= 1;                 
                enable_backup_items (dlg, reg_prefs.auto_backup);
                if (reg_prefs.auto_backup == 1) {
                    if (!IsDlgButtonChecked (dlg, IDC_PREFS_BAKHOME) &&
                        !IsDlgButtonChecked (dlg, IDC_PREFS_BAKUSER))
                        CheckDlgButton (dlg, IDC_PREFS_BAKHOME, BST_CHECKED);
                }
                break;

            case IDC_PREFS_BAKHOME:             
                EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKSELECT), FALSE);
                EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKPATH), FALSE);
                break;

            case IDC_PREFS_BAKUSER:
                EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKSELECT), TRUE);
                EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKPATH), TRUE);
                break;
            }
            break;
        }
        switch( LOWORD( wparam ) ) {
        case IDC_PREFS_BAKSELECT:
            const char *bpath;
            bpath = get_folder_dlg (dlg, _("Select GPG backup path"), NULL);
            if (bpath)
                SetDlgItemText (dlg, IDC_PREFS_BAKPATH, bpath);
            break;

        case IDC_PREFS_KSELFILE: {
            const char * name;
            name = get_fileopen_dlg (dlg, _("Please select a keyserver.conf file"),
                                     NULL, NULL);
            if (name != NULL)
                SetDlgItemText (dlg, IDC_PREFS_KSERVER, name);
            break; }

        case IDOK:
            rc = GetDlgItemInt( dlg, IDC_PREFS_CACHETIME, NULL, FALSE );
            if( !rc )
                reg_prefs.cache_time = 0;
            else if( rc > 3600 ) {
                msg_box( dlg, _("Please enter a value that is between 1-3600.\nIt is not "
                                "a good idea to cache the passphrase more than one hour."),
                                _("Preferences"), MB_ERR );
                SetDlgItemInt( dlg, IDC_PREFS_CACHETIME, 0, FALSE );
                return TRUE;
            }
            if (reg_prefs.cache_time != rc)
                agent_flush_cache ();
            reg_prefs.cache_time = rc;
            rc = GetDlgItemInt( dlg, IDC_PREFS_WORDWRAP, NULL, FALSE );
            if( !rc )
                reg_prefs.word_wrap = 0;
            else if( rc > 80 ) {
                msg_box( dlg, _("Please enter a value between 1-80."), _("Preferences"), MB_ERR );
                return TRUE;
            }
            reg_prefs.word_wrap = rc;
            reg_prefs.use_tmpfiles = IsDlgButtonChecked( dlg, IDC_PREFS_SECMODE )? 0 : 1;
            reg_prefs.use_viewer = IsDlgButtonChecked( dlg, IDC_PREFS_VIEWER )? 1 : 0;
            reg_prefs.backup.mode = IsDlgButtonChecked( dlg, IDC_PREFS_BAKHOME ) ? 1 :
                                    IsDlgButtonChecked( dlg, IDC_PREFS_BAKUSER )? 2 : 0;
            if( reg_prefs.backup.mode == 2 ) {
                if( !GetDlgItemText( dlg, IDC_PREFS_BAKPATH, path, sizeof (path)-1 )
                    || dir_exist_check( path ) ) {
                    msg_box( dlg, _("The specified backup folder is invalid."), 
                             _("Preferences"), MB_ERR );
                    return TRUE;
                }
                free_if_alloc (reg_prefs.backup.path);
                p = reg_prefs.backup.path = m_strdup (path);
                if (!p)
                    BUG (0);
            }
            free_if_alloc (reg_prefs.kserv_conf);
            if (!GetDlgItemText (dlg, IDC_PREFS_KSERVER, path, sizeof (path)-1)
                || file_exist_check (path)) {
                rc = msg_box (dlg, _("The specified keyserver config file is invalid.\n\n"
                                     "Create new default config file?"),
                         _("Preferences"), MB_ERR|MB_YESNO);
                if (rc == IDNO)
                    return TRUE;
                else
                {
                    char cwd[256], * fn;
                    FILE * fp = fopen ("keyserver.conf", "wb");
                    if (fp) {
                        fprintf (fp, "%s\r\n", DEF_HKP_KEYSERVER);
                        fclose (fp);
                    }
                    GetCurrentDirectory (DIM (cwd)-1, cwd);
                    fn = make_filename (cwd, "keyserver", "conf");
                    memset (path, 0, sizeof( path));
                    strncpy (path, fn, DIM (path)-1);
                    free_if_alloc (fn);
                }
            }
            p = reg_prefs.kserv_conf = m_strdup (path);
            if (!p)
                BUG (0);

            cb = GetDlgItem( dlg, IDC_PREFS_LISTMODE );
            reg_prefs.keylist_mode = SendMessage( cb, CB_GETCURSEL, 0, 0 );

            cb = GetDlgItem( dlg, IDC_PREFS_WIPEMODE );
            reg_prefs.wipe_mode = SendMessage( cb, CB_GETCURSEL, 0, 0 );
            
            if (IsDlgButtonChecked (dlg, IDC_PREFS_DISABLE_HOTKEYS)) {
                hotkeys_unregister (glob_hwnd);
                reg_prefs.no_hotkeys = 1;
            }
            else {
                reg_prefs.no_hotkeys = 0;
                for( i = 0; (id = hotkeys[i]); i++ ) {
                    rc = GetDlgItemText( dlg, id, t, 2 );
                    if( rc && check_hotkey( &t[0] ) )
                        hotkey_enable( &reg_hotkeys[i], t );
                    else
                        hotkey_disable( &reg_hotkeys[i] );
                }
                set_reg_entry (HKEY_CURRENT_USER, "Software\\WinPT", "DisableHotkeys", "0");
                reg_prefs.no_hotkeys = 0;
            }

            if ((rc = set_reg_winpt_prefs (&reg_prefs)))
                msg_box (dlg, winpt_strerror (rc), _("Preferences"), MB_ERR);
            
            if (reg_prefs.no_hotkeys == 0) {
                hotkeys_unregister (glob_hwnd);
                hotkeys_modify ();
                if ((rc = hotkeys_register (glob_hwnd)))
                    msg_box (NULL, winpt_strerror (rc), _("Hotkeys"), MB_ERR);
            }
            EndDialog (dlg, TRUE);
            return TRUE;
            
        case IDCANCEL:
            EndDialog( dlg, FALSE );
            return FALSE;
        }
        break;
    }
    
    return FALSE;
}
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 combox in the dialog @dlg with the valid list modes. */
98	static void
99	init_keylist_modes (HWND dlg)
100	{
101	HWND cb = GetDlgItem (dlg, IDC_PREFS_LISTMODE);
102	combox_add_string (cb, (char *)"NORMAL");
103	combox_add_string (cb, (char *)"MINIMAL");
104	SendMessage (cb, CB_SETCURSEL, (WPARAM)reg_prefs.keylist_mode, 0);
105	}
106
107
108	/* Initialize the combobox in the dialog @dlg with the valid wipe modes. */
109	static void
110	init_wipe_modes (HWND dlg)
111	{
112	HWND cb = GetDlgItem (dlg, IDC_PREFS_WIPEMODE);
113	combox_add_string (cb, (char *)"Simple");
114	combox_add_string (cb, (char *)"DoD");
115	combox_add_string (cb, (char *)"Gutmann");
116	SendMessage (cb, CB_SETCURSEL, (WPARAM)reg_prefs.wipe_mode, 0);
117	}
118
119
120	/* Dialog box procedure for the WinPT preferences. */
121	BOOL CALLBACK
122	prefs_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
123	{
124	int rc;
125	int i, id;
126	char t[2];
127	char path[256], * p;
128	HWND cb;
129
130	switch ( msg ) {
131	case WM_INITDIALOG:
132	SetWindowText (dlg, _("WinPT Preferences"));
133	SetDlgItemText (dlg, IDC_PREFS_SECMODE, _("Do not use any &temporary files"));
134	SetDlgItemText (dlg, IDC_PREFS_VIEWER, _("Use clipboard &viewer to display the plaintext"));
135	SetDlgItemText (dlg, IDC_PREFS_WWINFO, _("Word wrap cleartext &signatures at column"));
136	SetDlgItemText (dlg, IDC_PREFS_DISABLE_HOTKEYS, _("&Disable hotkeys (Not recommended!)"));
137	SetDlgItemText (dlg, IDC_PREFS_TRUST, _("Skip key validation and assume that keys are always fully trusted"));
138	SetDlgItemText (dlg, IDC_PREFS_AUTOBACKUP, _("&Automatic keyring backup when WinPT closes"));
139	SetDlgItemText (dlg, IDC_PREFS_BAKHOME, _("Backup to GPG &home folder"));
140	SetDlgItemText (dlg, IDC_PREFS_BAKUSER, _("Backup to:"));
141	SetDlgItemText (dlg, IDC_PREFS_KEYLISTINF, _("Select &key list mode"));
142	SetDlgItemText (dlg, IDC_PREFS_WIPEINF, _("Select &wipe mode"));
143	SetDlgItemText (dlg, IDC_PREFS_KSINF, _("Keyserver &config"));
144	SetDlgItemText (dlg, IDC_PREFS_CACHEINF, _("Cache &passphrases for 'n' seconds"));
145	SetDlgItemText (dlg, IDC_PREFS_CACHEHINT, _("(CTRL+ALT+F to clear the cache)"));
146
147	SetDlgItemInt( dlg, IDC_PREFS_CACHETIME, reg_prefs.cache_time, TRUE );
148	SetDlgItemInt( dlg, IDC_PREFS_WORDWRAP, reg_prefs.word_wrap, TRUE );
149	if (reg_prefs.backup.path)
150	SetDlgItemText (dlg, IDC_PREFS_BAKPATH, reg_prefs.backup.path);
151	if (reg_prefs.kserv_conf)
152	SetDlgItemText (dlg, IDC_PREFS_KSERVER, reg_prefs.kserv_conf);
153
154	for (i=0; (id=hotkeys[i]); i++)
155	SetDlgItemText (dlg, id, reg_hotkeys[i].key);
156	CheckDlgButton( dlg, IDC_PREFS_DISABLE_HOTKEYS,
157	reg_prefs.no_hotkeys ? BST_CHECKED : BST_UNCHECKED );
158	CheckDlgButton( dlg, IDC_PREFS_SECMODE,
159	reg_prefs.use_tmpfiles ? BST_UNCHECKED : BST_CHECKED );
160	CheckDlgButton( dlg, IDC_PREFS_VIEWER,
161	reg_prefs.use_viewer ? BST_CHECKED: BST_UNCHECKED );
162	CheckDlgButton( dlg, IDC_PREFS_TRUST,
163	reg_prefs.always_trust? BST_CHECKED : BST_UNCHECKED );
164	CheckDlgButton( dlg, IDC_PREFS_AUTOBACKUP,
165	reg_prefs.auto_backup? BST_CHECKED : BST_UNCHECKED );
166	CheckDlgButton( dlg, IDC_PREFS_BAKHOME,
167	reg_prefs.backup.mode==1? BST_CHECKED : BST_UNCHECKED );
168	CheckDlgButton( dlg, IDC_PREFS_BAKUSER,
169	reg_prefs.backup.mode==2? BST_CHECKED : BST_UNCHECKED );
170	if( reg_prefs.no_hotkeys )
171	disable_hotkey_items( dlg, 1 );
172	if (!reg_prefs.auto_backup)
173	enable_backup_items (dlg, 0);
174	EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKPATH),
175	reg_prefs.backup.mode==1?FALSE : TRUE);
176	EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKSELECT),
177	reg_prefs.backup.mode==1? FALSE : TRUE);
178	init_keylist_modes (dlg);
179	init_wipe_modes (dlg);
180	center_window (dlg, NULL);
181	SetForegroundWindow (dlg);
182	return TRUE;
183
184	case WM_SYSCOMMAND:
185	if (LOWORD (wparam) == SC_CLOSE)
186	EndDialog (dlg, TRUE);
187	return FALSE;
188
189	case WM_COMMAND:
190	switch( HIWORD(wparam) ) {
191	case BN_CLICKED:
192	switch( (int)LOWORD( wparam ) ) {
193	case IDC_PREFS_DISABLE_HOTKEYS:
194	reg_prefs.no_hotkeys ^= 1;
195	disable_hotkey_items( dlg, reg_prefs.no_hotkeys );
196	break;
197
198	case IDC_PREFS_TRUST:
199	reg_prefs.always_trust ^= 1;
200	if( reg_prefs.always_trust ) {
201	msg_box (dlg,
202	_("In most cases it is not a good idea to enable this setting.\n"
203	"If you know what you are doing let this flag enabled, otherwise\n"
204	"it is safe to leave this flag untouched."),
205	_("Preferences"), MB_ICONWARNING\|MB_OK );
206	}
207	break;
208
209	case IDC_PREFS_AUTOBACKUP:
210	reg_prefs.auto_backup ^= 1;
211	enable_backup_items (dlg, reg_prefs.auto_backup);
212	if (reg_prefs.auto_backup == 1) {
213	if (!IsDlgButtonChecked (dlg, IDC_PREFS_BAKHOME) &&
214	!IsDlgButtonChecked (dlg, IDC_PREFS_BAKUSER))
215	CheckDlgButton (dlg, IDC_PREFS_BAKHOME, BST_CHECKED);
216	}
217	break;
218
219	case IDC_PREFS_BAKHOME:
220	EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKSELECT), FALSE);
221	EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKPATH), FALSE);
222	break;
223
224	case IDC_PREFS_BAKUSER:
225	EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKSELECT), TRUE);
226	EnableWindow (GetDlgItem (dlg, IDC_PREFS_BAKPATH), TRUE);
227	break;
228	}
229	break;
230	}
231	switch( LOWORD( wparam ) ) {
232	case IDC_PREFS_BAKSELECT:
233	const char *bpath;
234	bpath = get_folder_dlg (dlg, _("Select GPG backup path"), NULL);
235	if (bpath)
236	SetDlgItemText (dlg, IDC_PREFS_BAKPATH, bpath);
237	break;
238
239	case IDC_PREFS_KSELFILE: {
240	const char * name;
241	name = get_fileopen_dlg (dlg, _("Please select a keyserver.conf file"),
242	NULL, NULL);
243	if (name != NULL)
244	SetDlgItemText (dlg, IDC_PREFS_KSERVER, name);
245	break; }
246
247	case IDOK:
248	rc = GetDlgItemInt( dlg, IDC_PREFS_CACHETIME, NULL, FALSE );
249	if( !rc )
250	reg_prefs.cache_time = 0;
251	else if( rc > 3600 ) {
252	msg_box( dlg, _("Please enter a value that is between 1-3600.\nIt is not "
253	"a good idea to cache the passphrase more than one hour."),
254	_("Preferences"), MB_ERR );
255	SetDlgItemInt( dlg, IDC_PREFS_CACHETIME, 0, FALSE );
256	return TRUE;
257	}
258	if (reg_prefs.cache_time != rc)
259	agent_flush_cache ();
260	reg_prefs.cache_time = rc;
261	rc = GetDlgItemInt( dlg, IDC_PREFS_WORDWRAP, NULL, FALSE );
262	if( !rc )
263	reg_prefs.word_wrap = 0;
264	else if( rc > 80 ) {
265	msg_box( dlg, _("Please enter a value between 1-80."), _("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	free_if_alloc (reg_prefs.kserv_conf);
286	if (!GetDlgItemText (dlg, IDC_PREFS_KSERVER, path, sizeof (path)-1)
287	\|\| file_exist_check (path)) {
288	rc = msg_box (dlg, _("The specified keyserver config file is invalid.\n\n"
289	"Create new default config file?"),
290	_("Preferences"), MB_ERR\|MB_YESNO);
291	if (rc == IDNO)
292	return TRUE;
293	else
294	{
295	char cwd[256], * fn;
296	FILE * fp = fopen ("keyserver.conf", "wb");
297	if (fp) {
298	fprintf (fp, "%s\r\n", DEF_HKP_KEYSERVER);
299	fclose (fp);
300	}
301	GetCurrentDirectory (DIM (cwd)-1, cwd);
302	fn = make_filename (cwd, "keyserver", "conf");
303	memset (path, 0, sizeof( path));
304	strncpy (path, fn, DIM (path)-1);
305	free_if_alloc (fn);
306	}
307	}
308	p = reg_prefs.kserv_conf = m_strdup (path);
309	if (!p)
310	BUG (0);
311
312	cb = GetDlgItem( dlg, IDC_PREFS_LISTMODE );
313	reg_prefs.keylist_mode = SendMessage( cb, CB_GETCURSEL, 0, 0 );
314
315	cb = GetDlgItem( dlg, IDC_PREFS_WIPEMODE );
316	reg_prefs.wipe_mode = SendMessage( cb, CB_GETCURSEL, 0, 0 );
317
318	if (IsDlgButtonChecked (dlg, IDC_PREFS_DISABLE_HOTKEYS)) {
319	hotkeys_unregister (glob_hwnd);
320	reg_prefs.no_hotkeys = 1;
321	}
322	else {
323	reg_prefs.no_hotkeys = 0;
324	for( i = 0; (id = hotkeys[i]); i++ ) {
325	rc = GetDlgItemText( dlg, id, t, 2 );
326	if( rc && check_hotkey( &t[0] ) )
327	hotkey_enable( &reg_hotkeys[i], t );
328	else
329	hotkey_disable( &reg_hotkeys[i] );
330	}
331	set_reg_entry (HKEY_CURRENT_USER, "Software\\WinPT", "DisableHotkeys", "0");
332	reg_prefs.no_hotkeys = 0;
333	}
334
335	if ((rc = set_reg_winpt_prefs (&reg_prefs)))
336	msg_box (dlg, winpt_strerror (rc), _("Preferences"), MB_ERR);
337
338	if (reg_prefs.no_hotkeys == 0) {
339	hotkeys_unregister (glob_hwnd);
340	hotkeys_modify ();
341	if ((rc = hotkeys_register (glob_hwnd)))
342	msg_box (NULL, winpt_strerror (rc), _("Hotkeys"), MB_ERR);
343	}
344	EndDialog (dlg, TRUE);
345	return TRUE;
346
347	case IDCANCEL:
348	EndDialog( dlg, FALSE );
349	return FALSE;
350	}
351	break;
352	}
353
354	return FALSE;
355	}