trunk/Src/wptCommonDlg.cpp

/* wptCommonDlg.cpp
 *      Copyright (C) 2004, 2005, 2006 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 <ctype.h>

#include "resource.h"

#include "wptTypes.h"
#include "wptW32API.h"
#include "wptVersion.h"
#include "wptGPG.h"
#include "wptCommonCtl.h"
#include "wptContext.h"


/* check if the given buf contains a valid URL. */
static int
check_URL (const char *buf)
{
    size_t i;
    const char *allowed = "-./#_:";

    if (strncmp (buf, "http://", 7))
        return -1;
    if (!strchr (buf, ':'))
        return -1;
    if (!strstr (buf, "//"))
        return -1;
    if (strstr (buf, " "))
        return -1;
    buf += 7;
    for (i=0; i < strlen (buf); i++) {
        if (isalpha (buf[i]) || isdigit (buf[i]))
            continue;
        if (!strchr (allowed, buf[i]))
            return -1;
    }

    return 0;
}


static BOOL CALLBACK
http_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    static struct URL_ctx_s * ctx;
    int n;

    switch (msg) {
    case WM_INITDIALOG:
        ctx = (struct URL_ctx_s*)lparam;
        if (!ctx)
            BUG (0);
        if (ctx->desc != NULL)
            SetWindowText (dlg, ctx->desc);
        if (ctx->title != NULL)
            SetDlgItemText (dlg, IDC_HTTP_TITLE, ctx->title);
        SetDlgItemText (dlg, IDCANCEL, _("&Cancel"));
        SetForegroundWindow (dlg);
        break;

    case WM_COMMAND:
        switch (LOWORD (wparam)) {
        case IDOK:
            n = GetDlgItemText (dlg, IDC_HTTP_URL, ctx->url, DIM (ctx->url)-1);
            if (ctx->check && (!n || check_URL (ctx->url))) {
                msg_box (dlg, _("Please enter a valid URL."), "HTTP", MB_ERR);
                return FALSE;
            }
            ctx->cancel = 0;
            EndDialog (dlg, TRUE);
            break;

        case IDCANCEL:
            ctx->cancel = 1;
            EndDialog (dlg, FALSE);
            break;
        }
    }

    return FALSE;
}


/* Common dialog to request a URL from the user. 
   Return value is the URL context. */
void*
get_http_file_dlg (HWND root)
{
    struct URL_ctx_s *ctx;

    ctx = new URL_ctx_s;
    if (!ctx)
        BUG (0);
    memset (ctx, 0, sizeof *ctx);
    ctx->check = 1;
    ctx->desc = _("HTTP Key Import");
    ctx->title = _("Enter URL to retrieve the public key");
    DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_HTTP, root,
                    http_dlg_proc, (LPARAM)ctx);
    return ctx;
}

/* Wrapper to request a preferred keyserver from the user.
   Return value is the URL context. */
void*
get_keyserver_URL_dlg (HWND root)
{
    struct URL_ctx_s *ctx;

    ctx = new URL_ctx_s;
    if (!ctx)
        BUG (0);
    memset (ctx, 0, sizeof *ctx);
    ctx->check = 1;
    ctx->desc = _("Key Edit");
    ctx->title = _("Enter preferred keyserver URL"); 
    DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_HTTP, root,
                    http_dlg_proc, (LPARAM)ctx);
    return ctx;
}


/* Generic text input dialog. */
char*
get_input_dialog (HWND root, const char *title, const char *desc)
{
    struct URL_ctx_s ctx;

    memset (&ctx, 0, sizeof (ctx));
    ctx.title = title;
    ctx.desc = desc;
    DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_HTTP, root,
                    http_dlg_proc, (LPARAM)&ctx);
    if (ctx.cancel || strlen (ctx.url) == 0)
        return NULL;
    return m_strdup (ctx.url);
}

#if 0
struct infodlg_s {
    const char *title;
    const char *button_1;
    const char *button_2;
    const char *text;
    HICON       ico;
    int         retval;
};

/* Dialog box procedure for the info dialog. */
static BOOL CALLBACK
infodlg_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    static struct infodlg_s *ctx;

    switch (msg) {
    case WM_INITDIALOG:
        ctx = (struct infodlg_s *)lparam;
        if (!ctx)
            EndDialog (dlg, FALSE);
        if (ctx->title)
            SetWindowText (dlg, ctx->title);
        if (ctx->text)
            SetDlgItemText (dlg, IDC_INFODLG_TEXT, ctx->text);
        if (ctx->button_1)
            SetDlgItemText (dlg, IDOK, ctx->button_1);
        if (ctx->button_2)
            SetDlgItemText (dlg, IDCANCEL, ctx->button_2);
        if (ctx->ico != NULL) {
            SendMessage (GetDlgItem (dlg, IDC_INFODLG_ICO), STM_SETICON,
                         (WPARAM)(HICON)ctx->ico, 0);
        }
        SetForegroundWindow (dlg);
        return TRUE;

    case WM_COMMAND:
        switch (LOWORD (wparam)) {
        case IDOK:
            ctx->retval = IDOK;
            EndDialog (dlg, TRUE);
            break;

        case IDCANCEL:
            ctx->retval = IDCANCEL;
            EndDialog (dlg, FALSE);
            break;
        }
        break;
    }
    return FALSE;
}


int
InfoBox (HWND hwnd, LPCTSTR text, LPCTSTR title, UINT type)
{
    struct infodlg_s inf;

    memset (&inf, 0, sizeof (inf));
    inf.text = text;
    inf.title = title;
    if (type & MB_YESNO) {
        inf.button_1 = _("Yes");
        inf.button_2 = _("No");
    }
    else {
        inf.button_1 = _("OK");
        inf.button_2 = _("Cancel");
    }
    if (type & MB_ICONERROR)
        inf.ico = LoadIcon (NULL, IDI_ERROR);
    else if (type & MB_ICONWARNING)
        inf.ico = LoadIcon (NULL,  IDI_EXCLAMATION);
    else if (type & MB_ICONINFORMATION)
        inf.ico = LoadIcon (NULL, IDI_INFORMATION);
    DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_INFODLG, hwnd, 
                    infodlg_dlg_proc, (LPARAM)&inf);
    return inf.retval;
}


int
InfoBoxEx (HWND hwnd, LPCTSTR text, LPCTSTR title, UINT type, ...)
{      
    va_list arg_ptr;
    char buf[2048];
    int id;

    va_start (arg_ptr, type);
    _vsnprintf (buf, sizeof (buf)-1, text, arg_ptr);    
    id = InfoBox (hwnd, buf, title, type);
    va_end (arg_ptr);
    return id;
}
#endif

1	/* wptCommonDlg.cpp
2	* Copyright (C) 2004, 2005, 2006 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 <ctype.h>
26
27	#include "resource.h"
28
29	#include "wptTypes.h"
30	#include "wptW32API.h"
31	#include "wptVersion.h"
32	#include "wptGPG.h"
33	#include "wptCommonCtl.h"
34	#include "wptContext.h"
35
36
37	/* check if the given buf contains a valid URL. */
38	static int
39	check_URL (const char *buf)
40	{
41	size_t i;
42	const char *allowed = "-./#_:";
43
44	if (strncmp (buf, "http://", 7))
45	return -1;
46	if (!strchr (buf, ':'))
47	return -1;
48	if (!strstr (buf, "//"))
49	return -1;
50	if (strstr (buf, " "))
51	return -1;
52	buf += 7;
53	for (i=0; i < strlen (buf); i++) {
54	if (isalpha (buf[i]) \|\| isdigit (buf[i]))
55	continue;
56	if (!strchr (allowed, buf[i]))
57	return -1;
58	}
59
60	return 0;
61	}
62
63
64	static BOOL CALLBACK
65	http_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
66	{
67	static struct URL_ctx_s * ctx;
68	int n;
69
70	switch (msg) {
71	case WM_INITDIALOG:
72	ctx = (struct URL_ctx_s*)lparam;
73	if (!ctx)
74	BUG (0);
75	if (ctx->desc != NULL)
76	SetWindowText (dlg, ctx->desc);
77	if (ctx->title != NULL)
78	SetDlgItemText (dlg, IDC_HTTP_TITLE, ctx->title);
79	SetDlgItemText (dlg, IDCANCEL, _("&Cancel"));
80	SetForegroundWindow (dlg);
81	break;
82
83	case WM_COMMAND:
84	switch (LOWORD (wparam)) {
85	case IDOK:
86	n = GetDlgItemText (dlg, IDC_HTTP_URL, ctx->url, DIM (ctx->url)-1);
87	if (ctx->check && (!n \|\| check_URL (ctx->url))) {
88	msg_box (dlg, _("Please enter a valid URL."), "HTTP", MB_ERR);
89	return FALSE;
90	}
91	ctx->cancel = 0;
92	EndDialog (dlg, TRUE);
93	break;
94
95	case IDCANCEL:
96	ctx->cancel = 1;
97	EndDialog (dlg, FALSE);
98	break;
99	}
100	}
101
102	return FALSE;
103	}
104
105
106	/* Common dialog to request a URL from the user.
107	Return value is the URL context. */
108	void*
109	get_http_file_dlg (HWND root)
110	{
111	struct URL_ctx_s *ctx;
112
113	ctx = new URL_ctx_s;
114	if (!ctx)
115	BUG (0);
116	memset (ctx, 0, sizeof *ctx);
117	ctx->check = 1;
118	ctx->desc = _("HTTP Key Import");
119	ctx->title = _("Enter URL to retrieve the public key");
120	DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_HTTP, root,
121	http_dlg_proc, (LPARAM)ctx);
122	return ctx;
123	}
124
125	/* Wrapper to request a preferred keyserver from the user.
126	Return value is the URL context. */
127	void*
128	get_keyserver_URL_dlg (HWND root)
129	{
130	struct URL_ctx_s *ctx;
131
132	ctx = new URL_ctx_s;
133	if (!ctx)
134	BUG (0);
135	memset (ctx, 0, sizeof *ctx);
136	ctx->check = 1;
137	ctx->desc = _("Key Edit");
138	ctx->title = _("Enter preferred keyserver URL");
139	DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_HTTP, root,
140	http_dlg_proc, (LPARAM)ctx);
141	return ctx;
142	}
143
144
145	/* Generic text input dialog. */
146	char*
147	get_input_dialog (HWND root, const char title, const char desc)
148	{
149	struct URL_ctx_s ctx;
150
151	memset (&ctx, 0, sizeof (ctx));
152	ctx.title = title;
153	ctx.desc = desc;
154	DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_HTTP, root,
155	http_dlg_proc, (LPARAM)&ctx);
156	if (ctx.cancel \|\| strlen (ctx.url) == 0)
157	return NULL;
158	return m_strdup (ctx.url);
159	}
160
161	#if 0
162	struct infodlg_s {
163	const char *title;
164	const char *button_1;
165	const char *button_2;
166	const char *text;
167	HICON ico;
168	int retval;
169	};
170
171	/* Dialog box procedure for the info dialog. */
172	static BOOL CALLBACK
173	infodlg_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
174	{
175	static struct infodlg_s *ctx;
176
177	switch (msg) {
178	case WM_INITDIALOG:
179	ctx = (struct infodlg_s *)lparam;
180	if (!ctx)
181	EndDialog (dlg, FALSE);
182	if (ctx->title)
183	SetWindowText (dlg, ctx->title);
184	if (ctx->text)
185	SetDlgItemText (dlg, IDC_INFODLG_TEXT, ctx->text);
186	if (ctx->button_1)
187	SetDlgItemText (dlg, IDOK, ctx->button_1);
188	if (ctx->button_2)
189	SetDlgItemText (dlg, IDCANCEL, ctx->button_2);
190	if (ctx->ico != NULL) {
191	SendMessage (GetDlgItem (dlg, IDC_INFODLG_ICO), STM_SETICON,
192	(WPARAM)(HICON)ctx->ico, 0);
193	}
194	SetForegroundWindow (dlg);
195	return TRUE;
196
197	case WM_COMMAND:
198	switch (LOWORD (wparam)) {
199	case IDOK:
200	ctx->retval = IDOK;
201	EndDialog (dlg, TRUE);
202	break;
203
204	case IDCANCEL:
205	ctx->retval = IDCANCEL;
206	EndDialog (dlg, FALSE);
207	break;
208	}
209	break;
210	}
211	return FALSE;
212	}
213
214
215	int
216	InfoBox (HWND hwnd, LPCTSTR text, LPCTSTR title, UINT type)
217	{
218	struct infodlg_s inf;
219
220	memset (&inf, 0, sizeof (inf));
221	inf.text = text;
222	inf.title = title;
223	if (type & MB_YESNO) {
224	inf.button_1 = _("Yes");
225	inf.button_2 = _("No");
226	}
227	else {
228	inf.button_1 = _("OK");
229	inf.button_2 = _("Cancel");
230	}
231	if (type & MB_ICONERROR)
232	inf.ico = LoadIcon (NULL, IDI_ERROR);
233	else if (type & MB_ICONWARNING)
234	inf.ico = LoadIcon (NULL, IDI_EXCLAMATION);
235	else if (type & MB_ICONINFORMATION)
236	inf.ico = LoadIcon (NULL, IDI_INFORMATION);
237	DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_INFODLG, hwnd,
238	infodlg_dlg_proc, (LPARAM)&inf);
239	return inf.retval;
240	}
241
242
243	int
244	InfoBoxEx (HWND hwnd, LPCTSTR text, LPCTSTR title, UINT type, ...)
245	{
246	va_list arg_ptr;
247	char buf[2048];
248	int id;
249
250	va_start (arg_ptr, type);
251	_vsnprintf (buf, sizeof (buf)-1, text, arg_ptr);
252	id = InfoBox (hwnd, buf, title, type);
253	va_end (arg_ptr);
254	return id;
255	}
256	#endif
257