trunk/Src/wptHotkey.cpp

/* wptHotkey.cpp - Systemwide hotkeys
 *      Copyright (C) 2001-2003, 2006, 2008, 2009 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.
 */

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

#include <windows.h>

#include "wptHotkey.h"
#include "wptGPG.h"
#include "wptRegistry.h"
#include "wptErrors.h"
#include "wptNLS.h"
#include "wptTypes.h"


/* List of all predefined hotkeys. */
hotkey_s wpt_hotkeys[]  = {
    /* ALT+CTRL+ */
    {"ClipEncrypt", 1, WPT_CLIP_ENCRYPT_ID,           1, 0, 0x45}, /* E */
    {"ClipDecrypt", 1, WPT_CLIP_DECRYPT_VERIFY_ID,    1, 0, 0x44}, /* D */
    {"ClipSign",    1, WPT_CLIP_SIGN_ID,              1, 0, 0x53}, /* S */
    {"ClipSignEnc", 1, WPT_CLIP_SIGN_ENCRYPT_ID,      1, 0, 0x42}, /* B */
    /* ALT+SHIFT+ */
    {"CwsEncrypt",  1, WPT_CURRWND_ENCRYPT_ID,        0, 1, 0x45}, /* E */
    {"CwsDecrypt",  1, WPT_CURRWND_DECRYPT_VERIFY_ID, 0, 1, 0x44}, /* D */
    {"CwsSign",     1, WPT_CURRWND_SIGN_ID,           0, 1, 0x53}, /* S */
    {"CwsSignEnc",  1, WPT_CURRWND_SIGN_ENCRYPT_ID,   0, 1, 0x42}, /* B */
    /* Agent ALT+CTRL+ */
    {"AgentForget", 1, WPT_AGENT_FORGET_ID,           1, 0, 0x46}, /* F */
    {0}
};


/* Global error variable. */
static int winpt_hotkey_err = 0;

const char*
hotkeys_strerror (void)
{
    switch (winpt_hotkey_err) {
    case 0: return NULL;
    case 1: return _("Clipboard Encrypt (ALT+CTRL+E)");
    case 2: return _("Clipboard Decrypt/Verify (ALT+CTRL+D)");
    case 3: return _("Clipboard Sign (ALT+CTRL+S)");
    case 4: return _("Clipboard Sign Encrypt (ALT+CTRL+B)");
    case 5: return _("Current Window Encrypt (ALT+SHIFT+E)");
    case 6: return _("Current Window Decrypt/Verify (ALT+SHIFT+D)");
    case 7: return _("Current Window Sign (ALT+SHIFT+S)");
    case 8: return _("Current Window Sign Encrypt (ALT+SHIFT+B)");
    default:return _("Unknown Hotkey");
    }
    return _("Unknown Hotkey");
}


/* Register all enabled hotkeys. */
int 
hotkeys_register (HWND wnd)
{
    int rc = 0;
        
    winpt_hotkey_err = 0; /* reset */
    for (int j=0; wpt_hotkeys[j].id != 0; j++) {
        if (wpt_hotkeys[j].enabled) {
            rc = hotkey_register_single (wnd, &wpt_hotkeys[j]);
            if (rc) {
                winpt_hotkey_err = j+1;
                break;  
            }
        }       
    }

    return rc;
}


/* Unregister all hotkeys. */
int 
hotkeys_unregister (HWND wnd)
{
    for (int j=0; wpt_hotkeys[j].id != 0; j++)
        hotkey_unregister_single (wnd, &wpt_hotkeys[j]);

    return 0;
}


/* Register a single hotkey @hk. */
int
hotkey_register_single (HWND wnd, hotkey_t hk)
{
    int rc;
    int keymod = 0;

    if (!hk->enabled)
        return 0;
    if (hk->alt_ctrl)
        keymod = MOD_CONTROL | MOD_ALT;
    else if (hk->alt_shift)
        keymod = MOD_ALT | MOD_SHIFT;

    rc = RegisterHotKey (wnd, hk->id, keymod, hk->key);
    return rc == 0? WPTERR_HOTKEY : 0;
}


/* Unregister a single hotkey @hk. */
int
hotkey_unregister_single (HWND wnd, hotkey_t hk)
{
    int rc;

    rc = UnregisterHotKey (wnd, hk->id);
    return rc==0? WPTERR_HOTKEY: 0;
}


/* Disable the given hotkey in @hk. */
void
hotkey_disable (hotkey_t hk)
{
    hk->enabled = 0;
}


/* Enable the given hotkey in @hk.
   Set the hotkey sequence to @key. */
void
hotkey_enable (hotkey_t hk, const char *key)
{
    if (strlen (key) > 2)
        BUG (0);
    hk->key = *key;
    hk->enabled = 1;
}
1	werner	36	/* wptHotkey.cpp - Systemwide hotkeys
2	twoaday	328	* Copyright (C) 2001-2003, 2006, 2008, 2009 Timo Schulz
3	werner	36	*
4			* This file is part of WinPT.
5			*
6			* WinPT is free software; you can redistribute it and/or
7			* modify it under the terms of the GNU General Public License
8			* as published by the Free Software Foundation; either version 2
9			* of the License, or (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 GNU
14			* General Public License for more details.
15			*/
16
17			#ifdef HAVE_CONFIG_H
18			#include <config.h>
19			#endif
20
21			#include <windows.h>
22
23			#include "wptHotkey.h"
24			#include "wptGPG.h"
25			#include "wptRegistry.h"
26			#include "wptErrors.h"
27			#include "wptNLS.h"
28			#include "wptTypes.h"
29
30	twoaday	180
31			/* List of all predefined hotkeys. */
32			hotkey_s wpt_hotkeys[] = {
33			/* ALT+CTRL+ */
34			{"ClipEncrypt", 1, WPT_CLIP_ENCRYPT_ID, 1, 0, 0x45}, /* E */
35			{"ClipDecrypt", 1, WPT_CLIP_DECRYPT_VERIFY_ID, 1, 0, 0x44}, /* D */
36	twoaday	328	{"ClipSign", 1, WPT_CLIP_SIGN_ID, 1, 0, 0x53}, /* S */
37	twoaday	180	{"ClipSignEnc", 1, WPT_CLIP_SIGN_ENCRYPT_ID, 1, 0, 0x42}, /* B */
38			/* ALT+SHIFT+ */
39	twoaday	328	{"CwsEncrypt", 1, WPT_CURRWND_ENCRYPT_ID, 0, 1, 0x45}, /* E */
40			{"CwsDecrypt", 1, WPT_CURRWND_DECRYPT_VERIFY_ID, 0, 1, 0x44}, /* D */
41			{"CwsSign", 1, WPT_CURRWND_SIGN_ID, 0, 1, 0x53}, /* S */
42			{"CwsSignEnc", 1, WPT_CURRWND_SIGN_ENCRYPT_ID, 0, 1, 0x42}, /* B */
43	twoaday	180	/* Agent ALT+CTRL+ */
44			{"AgentForget", 1, WPT_AGENT_FORGET_ID, 1, 0, 0x46}, /* F */
45			{0}
46			};
47
48
49			/* Global error variable. */
50	twoaday	328	static int winpt_hotkey_err = 0;
51	werner	36
52	twoaday	180	const char*
53	werner	36	hotkeys_strerror (void)
54			{
55	twoaday	328	switch (winpt_hotkey_err) {
56	twoaday	271	case 0: return NULL;
57			case 1: return _("Clipboard Encrypt (ALT+CTRL+E)");
58			case 2: return _("Clipboard Decrypt/Verify (ALT+CTRL+D)");
59			case 3: return _("Clipboard Sign (ALT+CTRL+S)");
60			case 4: return _("Clipboard Sign Encrypt (ALT+CTRL+B)");
61			case 5: return _("Current Window Encrypt (ALT+SHIFT+E)");
62			case 6: return _("Current Window Decrypt/Verify (ALT+SHIFT+D)");
63			case 7: return _("Current Window Sign (ALT+SHIFT+S)");
64			case 8: return _("Current Window Sign Encrypt (ALT+SHIFT+B)");
65			default:return _("Unknown Hotkey");
66	werner	36	}
67	twoaday	328	return _("Unknown Hotkey");
68	werner	36	}
69
70
71	twoaday	180	/* Register all enabled hotkeys. */
72	werner	36	int
73			hotkeys_register (HWND wnd)
74			{
75	twoaday	271	int rc = 0;
76	werner	36
77	twoaday	328	winpt_hotkey_err = 0; /* reset */
78			for (int j=0; wpt_hotkeys[j].id != 0; j++) {
79	werner	36	if (wpt_hotkeys[j].enabled) {
80			rc = hotkey_register_single (wnd, &wpt_hotkeys[j]);
81			if (rc) {
82	twoaday	328	winpt_hotkey_err = j+1;
83	werner	36	break;
84			}
85			}
86			}
87
88			return rc;
89	twoaday	180	}
90	werner	36
91
92	twoaday	180	/* Unregister all hotkeys. */
93	werner	36	int
94			hotkeys_unregister (HWND wnd)
95			{
96	twoaday	328	for (int j=0; wpt_hotkeys[j].id != 0; j++)
97	twoaday	180	hotkey_unregister_single (wnd, &wpt_hotkeys[j]);
98	werner	36
99	twoaday	180	return 0;
100			}
101	werner	36
102
103	twoaday	180	/* Register a single hotkey @hk. */
104	werner	36	int
105			hotkey_register_single (HWND wnd, hotkey_t hk)
106			{
107	twoaday	69	int rc;
108	twoaday	180	int keymod = 0;
109	werner	36
110			if (!hk->enabled)
111			return 0;
112			if (hk->alt_ctrl)
113			keymod = MOD_CONTROL \| MOD_ALT;
114			else if (hk->alt_shift)
115			keymod = MOD_ALT \| MOD_SHIFT;
116
117			rc = RegisterHotKey (wnd, hk->id, keymod, hk->key);
118	twoaday	271	return rc == 0? WPTERR_HOTKEY : 0;
119	twoaday	180	}
120	werner	36
121	twoaday	180
122			/* Unregister a single hotkey @hk. */
123	werner	36	int
124			hotkey_unregister_single (HWND wnd, hotkey_t hk)
125			{
126	twoaday	271	int rc;
127	twoaday	180
128			rc = UnregisterHotKey (wnd, hk->id);
129	werner	36	return rc==0? WPTERR_HOTKEY: 0;
130	twoaday	180	}
131	werner	36
132
133	twoaday	271	/* Disable the given hotkey in @hk. */
134	werner	36	void
135	twoaday	180	hotkey_disable (hotkey_t hk)
136	werner	36	{
137	twoaday	180	hk->enabled = 0;
138			}
139	werner	36
140
141	twoaday	271	/* Enable the given hotkey in @hk.
142			Set the hotkey sequence to @key. */
143	werner	36	void
144	twoaday	180	hotkey_enable (hotkey_t hk, const char *key)
145	werner	36	{
146			if (strlen (key) > 2)
147			BUG (0);
148	twoaday	180	hk->key = *key;
149			hk->enabled = 1;
150			}