Sweden-Number/windows/x11drv/keyboard.c

839 lines
27 KiB
C

/*
* X11 windows driver
*
* Copyright 1993 Bob Amstadt
* Copyright 1996 Albrecht Kleine
* Copyright 1997 David Faure
* Copyright 1998 Morten Welinder
* Copyright 1998 Ulrich Weigand
*/
#include "config.h"
#ifndef X_DISPLAY_MISSING
#include <X11/Xatom.h>
#include <X11/keysym.h>
#include "ts_xlib.h"
#include "ts_xresource.h"
#include "ts_xutil.h"
#include "debug.h"
#include "message.h"
#include "wintypes.h"
#include "x11drv.h"
extern LPBYTE pKeyStateTable;
int min_keycode, max_keycode, keysyms_per_keycode;
WORD keyc2vkey[256];
static int NumLockMask, AltGrMask; /* mask in the XKeyEvent state */
static int kcControl, kcAlt, kcShift, kcNumLock, kcCapsLock; /* keycodes */
/* Keyboard translation tables */
static const int special_key[] =
{
VK_BACK, VK_TAB, 0, VK_CLEAR, 0, VK_RETURN, 0, 0, /* FF08 */
0, 0, 0, VK_PAUSE, VK_SCROLL, 0, 0, 0, /* FF10 */
0, 0, 0, VK_ESCAPE /* FF18 */
};
static const int cursor_key[] =
{
VK_HOME, VK_LEFT, VK_UP, VK_RIGHT, VK_DOWN, VK_PRIOR,
VK_NEXT, VK_END /* FF50 */
};
static const int misc_key[] =
{
VK_SELECT, VK_SNAPSHOT, VK_EXECUTE, VK_INSERT, 0, 0, 0, 0, /* FF60 */
VK_CANCEL, VK_HELP, VK_CANCEL, VK_MENU /* FF68 */
};
static const int keypad_key[] =
{
0, VK_NUMLOCK, /* FF7E */
0, 0, 0, 0, 0, 0, 0, 0, /* FF80 */
0, 0, 0, 0, 0, VK_RETURN, 0, 0, /* FF88 */
0, 0, 0, 0, 0, VK_HOME, VK_LEFT, VK_UP, /* FF90 */
VK_RIGHT, VK_DOWN, VK_PRIOR, VK_NEXT, VK_END, 0,
VK_INSERT, VK_DELETE, /* FF98 */
0, 0, 0, 0, 0, 0, 0, 0, /* FFA0 */
0, 0, VK_MULTIPLY, VK_ADD, VK_SEPARATOR, VK_SUBTRACT,
VK_DECIMAL, VK_DIVIDE, /* FFA8 */
VK_NUMPAD0, VK_NUMPAD1, VK_NUMPAD2, VK_NUMPAD3, VK_NUMPAD4,
VK_NUMPAD5, VK_NUMPAD6, VK_NUMPAD7, /* FFB0 */
VK_NUMPAD8, VK_NUMPAD9 /* FFB8 */
};
static const int function_key[] =
{
VK_F1, VK_F2, /* FFBE */
VK_F3, VK_F4, VK_F5, VK_F6, VK_F7, VK_F8, VK_F9, VK_F10, /* FFC0 */
VK_F11, VK_F12, VK_F13, VK_F14, VK_F15, VK_F16 /* FFC8 */
};
static const int modifier_key[] =
{
VK_SHIFT, VK_SHIFT, VK_CONTROL, VK_CONTROL, VK_CAPITAL, 0, /* FFE1 */
VK_MENU, VK_MENU, VK_MENU, VK_MENU /* FFE7 */
};
/* Returns the Windows virtual key code associated with the X event <e> */
static WORD EVENT_event_to_vkey( XKeyEvent *e)
{
KeySym keysym;
TSXLookupString(e, NULL, 0, &keysym, NULL);
if ((keysym >= 0xFFAE) && (keysym <= 0xFFB9) && (e->state & NumLockMask))
/* Only the Keypad keys 0-9 and . send different keysyms
* depending on the NumLock state */
return keypad_key[(keysym & 0xFF) - 0x7E];
return keyc2vkey[e->keycode];
}
static BOOL32 NumState=FALSE, CapsState=FALSE;
/**********************************************************************
* KEYBOARD_GenerateMsg
*
* Generate Down+Up messages when NumLock or CapsLock is pressed.
*
* Convention : called with vkey only VK_NUMLOCK or VK_CAPITAL
*
*/
void KEYBOARD_GenerateMsg( WORD vkey, int Evtype, INT32 event_x, INT32 event_y,
DWORD event_time )
{
BOOL32 * State = (vkey==VK_NUMLOCK? &NumState : &CapsState);
if (*State) {
/* The INTERMEDIARY state means : just after a 'press' event, if a 'release' event comes,
don't treat it. It's from the same key press. Then the state goes to ON.
And from there, a 'release' event will switch off the toggle key. */
*State=FALSE;
TRACE(keyboard,"INTERM : don\'t treat release of toggle key. InputKeyStateTable[%#x] = %#x\n",vkey,pKeyStateTable[vkey]);
} else
{
if ( pKeyStateTable[vkey] & 0x1 ) /* it was ON */
{
if (Evtype!=KeyPress)
{
TRACE(keyboard,"ON + KeyRelease => generating DOWN and UP messages.\n");
KEYBOARD_SendEvent( vkey, 0, 0,
event_x, event_y, event_time );
KEYBOARD_SendEvent( vkey, 0, KEYEVENTF_KEYUP,
event_x, event_y, event_time );
*State=FALSE;
pKeyStateTable[vkey] &= ~0x01; /* Toggle state to off. */
}
}
else /* it was OFF */
if (Evtype==KeyPress)
{
TRACE(keyboard,"OFF + Keypress => generating DOWN and UP messages.\n");
KEYBOARD_SendEvent( vkey, 0, 0,
event_x, event_y, event_time );
KEYBOARD_SendEvent( vkey, 0, KEYEVENTF_KEYUP,
event_x, event_y, event_time );
*State=TRUE; /* Goes to intermediary state before going to ON */
pKeyStateTable[vkey] |= 0x01; /* Toggle state to on. */
}
}
}
/***********************************************************************
* KEYBOARD_UpdateOneState
*
* Updates internal state for <vkey>, depending on key <state> under X
*
*/
void KEYBOARD_UpdateOneState ( int vkey, int state )
{
/* Do something if internal table state != X state for keycode */
if (((pKeyStateTable[vkey] & 0x80)!=0) != state)
{
TRACE(keyboard,"Adjusting state for vkey %#.2x. State before %#.2x \n",
vkey, pKeyStateTable[vkey]);
/* Fake key being pressed inside wine */
KEYBOARD_SendEvent( vkey, 0, state? 0 : KEYEVENTF_KEYUP,
0, 0, GetTickCount() );
TRACE(keyboard,"State after %#.2x \n",pKeyStateTable[vkey]);
}
}
/***********************************************************************
* KEYBOARD_UpdateState
*
* Update modifiers state (Ctrl, Alt, Shift)
* when window is activated (called by EVENT_FocusIn in event.c)
*
* This handles the case where one uses Ctrl+... Alt+... or Shift+.. to switch
* from wine to another application and back.
* Toggle keys are handled in HandleEvent. (because XQueryKeymap says nothing
* about them)
*/
void KEYBOARD_UpdateState ( void )
{
/* extract a bit from the char[32] bit suite */
#define KeyState(keycode) ((keys_return[keycode/8] & (1<<(keycode%8)))!=0)
char keys_return[32];
TRACE(keyboard,"called\n");
if (!TSXQueryKeymap(display, keys_return)) {
ERR(keyboard,"Error getting keymap !");
return;
}
/* Adjust the ALT and CONTROL state if any has been changed outside wine */
KEYBOARD_UpdateOneState(VK_MENU, KeyState(kcAlt));
KEYBOARD_UpdateOneState(VK_CONTROL, KeyState(kcControl));
KEYBOARD_UpdateOneState(VK_SHIFT, KeyState(kcShift));
#undef KeyState
}
/***********************************************************************
* KEYBOARD_HandleEvent
*
* Handle a X key event
*/
void KEYBOARD_HandleEvent( WND *pWnd, XKeyEvent *event )
{
char Str[24];
XComposeStatus cs;
KeySym keysym;
WORD vkey = 0, bScan;
DWORD dwFlags;
static BOOL32 force_extended = FALSE; /* hack for AltGr translation */
int ascii_chars;
INT32 event_x = (pWnd? pWnd->rectWindow.left : 0) + event->x;
INT32 event_y = (pWnd? pWnd->rectWindow.top : 0) + event->y;
DWORD event_time = event->time - MSG_WineStartTicks;
/* this allows support for dead keys */
if ((event->keycode >> 8) == 0x10)
event->keycode=(event->keycode & 0xff);
ascii_chars = TSXLookupString(event, Str, 1, &keysym, &cs);
TRACE(key, "EVENT_key : state = %X\n", event->state);
if (keysym == XK_Mode_switch)
{
TRACE(key, "Alt Gr key event received\n");
event->keycode = kcControl; /* Simulate Control */
KEYBOARD_HandleEvent( pWnd, event );
event->keycode = kcAlt; /* Simulate Alt */
force_extended = TRUE;
KEYBOARD_HandleEvent( pWnd, event );
force_extended = FALSE;
return;
}
Str[ascii_chars] = '\0';
if (TRACE_ON(key)){
char *ksname;
ksname = TSXKeysymToString(keysym);
if (!ksname)
ksname = "No Name";
TRACE(key, "%s : keysym=%lX (%s), ascii chars=%u / %X / '%s'\n",
(event->type == KeyPress) ? "KeyPress" : "KeyRelease",
keysym, ksname, ascii_chars, Str[0] & 0xff, Str);
}
vkey = EVENT_event_to_vkey(event);
if (force_extended) vkey |= 0x100;
TRACE(key, "keycode 0x%x converted to vkey 0x%x\n",
event->keycode, vkey);
if (vkey)
{
switch (vkey & 0xff)
{
case VK_NUMLOCK:
KEYBOARD_GenerateMsg( VK_NUMLOCK, event->type, event_x, event_y,
event_time );
break;
case VK_CAPITAL:
TRACE(keyboard,"Caps Lock event. (type %d). State before : %#.2x\n",event->type,pKeyStateTable[vkey]);
KEYBOARD_GenerateMsg( VK_CAPITAL, event->type, event_x, event_y,
event_time );
TRACE(keyboard,"State after : %#.2x\n",pKeyStateTable[vkey]);
break;
default:
/* Adjust the NUMLOCK state if it has been changed outside wine */
if (!(pKeyStateTable[VK_NUMLOCK] & 0x01) != !(event->state & NumLockMask))
{
TRACE(keyboard,"Adjusting NumLock state. \n");
KEYBOARD_GenerateMsg( VK_NUMLOCK, KeyPress, event_x, event_y,
event_time );
KEYBOARD_GenerateMsg( VK_NUMLOCK, KeyRelease, event_x, event_y,
event_time );
}
/* Adjust the CAPSLOCK state if it has been changed outside wine */
if (!(pKeyStateTable[VK_CAPITAL] & 0x01) != !(event->state & LockMask))
{
TRACE(keyboard,"Adjusting Caps Lock state.\n");
KEYBOARD_GenerateMsg( VK_CAPITAL, KeyPress, event_x, event_y,
event_time );
KEYBOARD_GenerateMsg( VK_CAPITAL, KeyRelease, event_x, event_y,
event_time );
}
/* Not Num nor Caps : end of intermediary states for both. */
NumState = FALSE;
CapsState = FALSE;
switch (keysym) {
/* Windows expects extended keys to generate the unexetended scan
code and then set the extended flag */
case XK_Control_R : bScan = TSXKeysymToKeycode(display, XK_Control_L); break;
case XK_Alt_R : bScan = TSXKeysymToKeycode(display, XK_Alt_L); break;
case XK_Insert : bScan = TSXKeysymToKeycode(display, XK_KP_Insert); break;
case XK_Delete : bScan = TSXKeysymToKeycode(display, XK_KP_Delete); break;
case XK_Home : bScan = TSXKeysymToKeycode(display, XK_KP_Home); break;
case XK_End : bScan = TSXKeysymToKeycode(display, XK_KP_End); break;
case XK_Prior : bScan = TSXKeysymToKeycode(display, XK_KP_Prior); break;
case XK_Next : bScan = TSXKeysymToKeycode(display, XK_KP_Next); break;
case XK_Left : bScan = TSXKeysymToKeycode(display, XK_KP_Left); break;
case XK_Up : bScan = TSXKeysymToKeycode(display, XK_KP_Up); break;
case XK_Right : bScan = TSXKeysymToKeycode(display, XK_KP_Right); break;
case XK_Down : bScan = TSXKeysymToKeycode(display, XK_KP_Down); break;
case XK_KP_Divide : bScan = TSXKeysymToKeycode(display, XK_slash); break;
case XK_KP_Enter : bScan = TSXKeysymToKeycode(display, XK_Return); break;
default:
bScan = event->keycode;
break;
}
bScan -= min_keycode - 1; /* Windows starts from 1,
X from min_keycode (8 usually) */
TRACE(key, "bScan = 0x%02x.\n", bScan);
dwFlags = 0;
if ( event->type == KeyRelease ) dwFlags |= KEYEVENTF_KEYUP;
if ( vkey & 0x100 ) dwFlags |= KEYEVENTF_EXTENDEDKEY;
if ( force_extended ) dwFlags |= KEYEVENTF_WINE_FORCEEXTENDED;
KEYBOARD_SendEvent( vkey & 0xff, bScan, dwFlags,
event_x, event_y, event_time );
}
}
}
/**********************************************************************
* X11DRV_KEYBOARD_Init
*/
void X11DRV_KEYBOARD_Init(void)
{
int i;
KeySym *ksp;
XModifierKeymap *mmp;
KeySym keysym;
KeyCode *kcp;
XKeyEvent e2;
WORD vkey, OEMvkey;
int keyc;
TSXDisplayKeycodes(display, &min_keycode, &max_keycode);
ksp = TSXGetKeyboardMapping(display, min_keycode,
max_keycode + 1 - min_keycode, &keysyms_per_keycode);
/* We are only interested in keysyms_per_keycode.
There is no need to hold a local copy of the keysyms table */
TSXFree(ksp);
mmp = TSXGetModifierMapping(display);
kcp = mmp->modifiermap;
for (i = 0; i < 8; i += 1) /* There are 8 modifier keys */
{
int j;
for (j = 0; j < mmp->max_keypermod; j += 1, kcp += 1)
if (*kcp)
{
int k;
for (k = 0; k < keysyms_per_keycode; k += 1)
if (TSXKeycodeToKeysym(display, *kcp, k) == XK_Mode_switch)
{
AltGrMask = 1 << i;
TRACE(key, "AltGrMask is %x\n", AltGrMask);
}
else if (TSXKeycodeToKeysym(display, *kcp, k) == XK_Num_Lock)
{
NumLockMask = 1 << i;
TRACE(key, "NumLockMask is %x\n", NumLockMask);
}
}
}
TSXFreeModifiermap(mmp);
/* Now build two conversion arrays :
* keycode -> vkey + extended
* vkey + extended -> keycode */
e2.display = display;
e2.state = 0;
OEMvkey = VK_OEM_7; /* next is available. */
for (keyc = min_keycode; keyc <= max_keycode; keyc++)
{
e2.keycode = (KeyCode)keyc;
TSXLookupString(&e2, NULL, 0, &keysym, NULL);
vkey = 0;
if (keysym) /* otherwise, keycode not used */
{
if ((keysym >> 8) == 0xFF) /* non-character key */
{
int key = keysym & 0xff;
if (key >= 0x08 && key <= 0x1B) /* special key */
vkey = special_key[key - 0x08];
else if (key >= 0x50 && key <= 0x57) /* cursor key */
vkey = cursor_key[key - 0x50];
else if (key >= 0x60 && key <= 0x6B) /* miscellaneous key */
vkey = misc_key[key - 0x60];
else if (key >= 0x7E && key <= 0xB9) /* keypad key */
vkey = keypad_key[key - 0x7E];
else if (key >= 0xBE && key <= 0xCD) /* function key */
{
vkey = function_key[key - 0xBE];
vkey |= 0x100; /* set extended bit */
}
else if (key >= 0xE1 && key <= 0xEA) /* modifier key */
vkey = modifier_key[key - 0xE1];
else if (key == 0xFF) /* DEL key */
vkey = VK_DELETE;
/* extended must also be set for ALT_R, CTRL_R,
INS, DEL, HOME, END, PAGE_UP, PAGE_DOWN, ARROW keys,
keypad / and keypad ENTER (SDK 3.1 Vol.3 p 138) */
/* FIXME should we set extended bit for NumLock ? My
* Windows does ... DF */
switch (keysym)
{
case XK_Control_R :
case XK_Alt_R :
case XK_Insert :
case XK_Delete :
case XK_Home :
case XK_End :
case XK_Prior :
case XK_Next :
case XK_Left :
case XK_Up :
case XK_Right :
case XK_Down :
case XK_KP_Divide :
case XK_KP_Enter :
vkey |= 0x100;
}
}
for (i = 0; (i < keysyms_per_keycode) && (!vkey); i++)
{
keysym = TSXLookupKeysym(&e2, i);
if ((keysym >= VK_0 && keysym <= VK_9)
|| (keysym >= VK_A && keysym <= VK_Z)
|| keysym == VK_SPACE)
vkey = keysym;
}
for (i = 0; (i < keysyms_per_keycode) && (!vkey); i++)
{
keysym = TSXLookupKeysym(&e2, i);
switch (keysym)
{
case ';': vkey = VK_OEM_1; break;
case '/': vkey = VK_OEM_2; break;
case '`': vkey = VK_OEM_3; break;
case '[': vkey = VK_OEM_4; break;
case '\\': vkey = VK_OEM_5; break;
case ']': vkey = VK_OEM_6; break;
case '\'': vkey = VK_OEM_7; break;
case ',': vkey = VK_OEM_COMMA; break;
case '.': vkey = VK_OEM_PERIOD; break;
case '-': vkey = VK_OEM_MINUS; break;
case '+': vkey = VK_OEM_PLUS; break;
}
}
if (!vkey)
{
/* Others keys: let's assign OEM virtual key codes in the allowed range,
* that is ([0xba,0xc0], [0xdb,0xe4], 0xe6 (given up) et [0xe9,0xf5]) */
switch (++OEMvkey)
{
case 0xc1 : OEMvkey=0xdb; break;
case 0xe5 : OEMvkey=0xe9; break;
case 0xf6 : OEMvkey=0xf5; WARN(keyboard,"No more OEM vkey available!\n");
}
vkey = OEMvkey;
if (TRACE_ON(keyboard))
{
dbg_decl_str(keyboard, 1024);
TRACE(keyboard, "OEM specific virtual key %X assigned "
"to keycode %X:\n", OEMvkey, e2.keycode);
for (i = 0; i < keysyms_per_keycode; i += 1)
{
char *ksname;
keysym = TSXLookupKeysym(&e2, i);
ksname = TSXKeysymToString(keysym);
if (!ksname)
ksname = "NoSymbol";
dsprintf(keyboard, "%lX (%s) ", keysym, ksname);
}
TRACE(keyboard, "(%s)\n", dbg_str(keyboard));
}
}
}
keyc2vkey[e2.keycode] = vkey;
} /* for */
/* Now store one keycode for each modifier. Used to simulate keypresses. */
kcControl = TSXKeysymToKeycode(display, XK_Control_L);
kcAlt = TSXKeysymToKeycode(display, XK_Alt_L);
if (!kcAlt) kcAlt = TSXKeysymToKeycode(display, XK_Meta_L);
kcShift = TSXKeysymToKeycode(display, XK_Shift_L);
kcNumLock = TSXKeysymToKeycode(display, XK_Num_Lock);
kcCapsLock = TSXKeysymToKeycode(display, XK_Caps_Lock);
}
/***********************************************************************
* X11DRV_KEYBOARD_VkKeyScan
*/
WORD X11DRV_KEYBOARD_VkKeyScan(CHAR cChar)
{
KeyCode keycode;
KeySym keysym;
int i,index;
int highbyte=0;
/* char->keysym (same for ANSI chars) */
keysym=(unsigned char) cChar;/* (!) cChar is signed */
if (keysym<=27) keysym+=0xFF00;/*special chars : return, backspace...*/
keycode = TSXKeysymToKeycode(display, keysym); /* keysym -> keycode */
if (!keycode)
{ /* It didn't work ... let's try with deadchar code. */
keycode = TSXKeysymToKeycode(display, keysym | 0xFE00);
}
TRACE(keyboard,"VkKeyScan '%c'(%#lx, %lu): got keycode %#.2x\n",
cChar,keysym,keysym,keycode);
if (keycode)
{
for (index=-1, i=0; (i<8) && (index<0); i++) /* find shift state */
if (TSXKeycodeToKeysym(display,keycode,i)==keysym) index=i;
switch (index) {
case -1 :
WARN(keyboard,"Keysym %lx not found while parsing the keycode table\n",keysym); break;
case 0 : break;
case 1 : highbyte = 0x0100; break;
case 2 : highbyte = 0X0600; break;
default : ERR(keyboard,"index %d found by XKeycodeToKeysym. please report! \n",index);
}
/*
index : 0 adds 0x0000
index : 1 adds 0x0100 (shift)
index : ? adds 0x0200 (ctrl)
index : 2 adds 0x0600 (ctrl+alt)
index : ? adds 0x0700 (ctrl+alt+shift (used?))
*/
}
TRACE(keyboard," ... returning %#.2x\n", keyc2vkey[keycode]+highbyte);
return keyc2vkey[keycode]+highbyte; /* keycode -> (keyc2vkey) vkey */
}
/***********************************************************************
* X11DRV_KEYBOARD_MapVirtualKey
*/
UINT16 X11DRV_KEYBOARD_MapVirtualKey(UINT16 wCode, UINT16 wMapType)
{
#define returnMVK(value) { TRACE(keyboard,"returning 0x%x.\n",value); return value; }
TRACE(keyboard,"MapVirtualKey wCode=0x%x wMapType=%d ... \n",
wCode,wMapType);
switch(wMapType) {
case 0: { /* vkey-code to scan-code */
/* let's do vkey -> keycode -> scan */
int keyc;
for (keyc=min_keycode; keyc<=max_keycode; keyc++)
if ((keyc2vkey[keyc] & 0xFF) == wCode)
returnMVK (keyc - min_keycode);
return 0; }
case 1: /* scan-code to vkey-code */
/* let's do scan -> keycode -> vkey */
returnMVK (keyc2vkey[(wCode & 0xFF) + min_keycode]);
case 2: { /* vkey-code to unshifted ANSI code */
/* (was FIXME) : what does unshifted mean ? 'a' or 'A' ? */
/* My Windows returns 'A'. */
/* let's do vkey -> keycode -> (XLookupString) ansi char */
XKeyEvent e;
KeySym keysym;
char s[2];
e.display = display;
e.state = 0; /* unshifted */
e.keycode = MapVirtualKey16( wCode, 0);
if (!TSXLookupString(&e, s , 2 , &keysym, NULL))
returnMVK (*s);
return 0;
}
default: /* reserved */
WARN(keyboard, "Unknown wMapType %d !\n",
wMapType);
return 0;
}
return 0;
}
/***********************************************************************
* X11DRV_KEYBOARD_GetKeyNameText
*/
INT16 X11DRV_KEYBOARD_GetKeyNameText(LONG lParam, LPSTR lpBuffer, INT16 nSize)
{
#if 0
int i;
#endif
FIXME(keyboard,"(%ld,<ptr>,%d): stub\n",lParam,nSize);
#if 0
lParam >>= 16;
lParam &= 0xff;
for (i = 0 ; i != KeyTableSize ; i++)
if (KeyTable[i].scancode == lParam) {
lstrcpyn32A( lpBuffer, KeyTable[i].name, nSize );
return strlen(lpBuffer);
}
#endif
*lpBuffer = 0;
return 0;
}
/***********************************************************************
* X11DRV_KEYBOARD_ToAscii
*
* The ToAscii function translates the specified virtual-key code and keyboard
* state to the corresponding Windows character or characters.
*
* If the specified key is a dead key, the return value is negative. Otherwise,
* it is one of the following values:
* Value Meaning
* 0 The specified virtual key has no translation for the current state of the keyboard.
* 1 One Windows character was copied to the buffer.
* 2 Two characters were copied to the buffer. This usually happens when a
* dead-key character (accent or diacritic) stored in the keyboard layout cannot
* be composed with the specified virtual key to form a single character.
*
* FIXME : should do the above (return 2 for non matching deadchar+char combinations)
*
*/
INT16 X11DRV_KEYBOARD_ToAscii(
UINT16 virtKey,UINT16 scanCode, LPBYTE lpKeyState,
LPVOID lpChar, UINT16 flags)
{
XKeyEvent e;
KeySym keysym;
static XComposeStatus cs;
INT32 ret;
int keyc;
if (scanCode==0) {
/* This happens when doing Alt+letter : a fake 'down arrow' key press
event is generated by windows. Just ignore it. */
TRACE(keyboard,"scanCode=0, doing nothing\n");
return 0;
}
e.display = display;
e.keycode = 0;
e.state = 0;
if (lpKeyState[VK_SHIFT] & 0x80)
e.state |= ShiftMask;
if (lpKeyState[VK_CAPITAL] & 0x01)
e.state |= LockMask;
if (lpKeyState[VK_CONTROL] & 0x80)
{
if (lpKeyState[VK_MENU] & 0x80)
e.state |= AltGrMask;
else
e.state |= ControlMask;
}
if (lpKeyState[VK_NUMLOCK] & 0x01)
e.state |= NumLockMask;
TRACE(key, "(%04X, %04X) : faked state = %X\n",
virtKey, scanCode, e.state);
/* We exit on the first keycode found, to speed up the thing. */
for (keyc=min_keycode; (keyc<=max_keycode) && (!e.keycode) ; keyc++)
{ /* Find a keycode that could have generated this virtual key */
if ((keyc2vkey[keyc] & 0xFF) == virtKey)
{ /* We filter the extended bit, we don't know it */
e.keycode = keyc; /* Store it temporarily */
if ((EVENT_event_to_vkey(&e) & 0xFF) != virtKey) {
e.keycode = 0; /* Wrong one (ex: because of the NumLock
state), so set it to 0, we'll find another one */
}
}
}
if ((virtKey>=VK_NUMPAD0) && (virtKey<=VK_NUMPAD9))
e.keycode = TSXKeysymToKeycode(e.display, virtKey-VK_NUMPAD0+XK_KP_0);
if (virtKey==VK_DECIMAL)
e.keycode = TSXKeysymToKeycode(e.display, XK_KP_Decimal);
if (!e.keycode)
{
WARN(keyboard,"Unknown virtual key %X !!! \n",virtKey);
return virtKey; /* whatever */
}
else TRACE(keyboard,"Found keycode %d (0x%2X)\n",e.keycode,e.keycode);
ret = TSXLookupString(&e, (LPVOID)lpChar, 2, &keysym, &cs);
if (ret == 0)
{
BYTE dead_char = 0;
((char*)lpChar)[1] = '\0';
switch (keysym)
{
/* symbolic ASCII is the same as defined in rfc1345 */
#ifdef XK_dead_tilde
case XK_dead_tilde :
#endif
case 0x1000FE7E : /* Xfree's XK_Dtilde */
dead_char = '~'; /* '? */
break;
#ifdef XK_dead_acute
case XK_dead_acute :
#endif
case 0x1000FE27 : /* Xfree's XK_Dacute_accent */
dead_char = 0xb4; /* '' */
break;
#ifdef XK_dead_circumflex
case XK_dead_circumflex :
#endif
case 0x1000FE5E : /* Xfree's XK_Dcircumflex_accent */
dead_char = '^'; /* '> */
break;
#ifdef XK_dead_grave
case XK_dead_grave :
#endif
case 0x1000FE60 : /* Xfree's XK_Dgrave_accent */
dead_char = '`'; /* '! */
break;
#ifdef XK_dead_diaeresis
case XK_dead_diaeresis :
#endif
case 0x1000FE22 : /* Xfree's XK_Ddiaeresis */
dead_char = 0xa8; /* ': */
break;
#ifdef XK_dead_cedilla
case XK_dead_cedilla :
dead_char = 0xb8; /* ', */
break;
#endif
#ifdef XK_dead_macron
case XK_dead_macron :
dead_char = '-'; /* 'm isn't defined on iso-8859-x */
break;
#endif
#ifdef XK_dead_breve
case XK_dead_breve :
dead_char = 0xa2; /* '( */
break;
#endif
#ifdef XK_dead_abovedot
case XK_dead_abovedot :
dead_char = 0xff; /* '. */
break;
#endif
#ifdef XK_dead_abovering
case XK_dead_abovering :
dead_char = '0'; /* '0 isn't defined on iso-8859-x */
break;
#endif
#ifdef XK_dead_doubleacute
case XK_dead_doubleacute :
dead_char = 0xbd; /* '" */
break;
#endif
#ifdef XK_dead_caron
case XK_dead_caron :
dead_char = 0xb7; /* '< */
break;
#endif
#ifdef XK_dead_ogonek
case XK_dead_ogonek :
dead_char = 0xb2; /* '; */
break;
#endif
/* FIXME: I don't know this three.
case XK_dead_iota :
dead_char = 'i';
break;
case XK_dead_voiced_sound :
dead_char = 'v';
break;
case XK_dead_semivoiced_sound :
dead_char = 's';
break;
*/
}
if (dead_char)
{
*(char*)lpChar = dead_char;
ret = -1;
}
else
{
char *ksname;
ksname = TSXKeysymToString(keysym);
if (!ksname)
ksname = "No Name";
if ((keysym >> 8) != 0xff)
{
ERR(keyboard, "Please report: no char for keysym %04lX (%s) :\n",
keysym, ksname);
ERR(keyboard, "(virtKey=%X,scanCode=%X,keycode=%X,state=%X)\n",
virtKey, scanCode, e.keycode, e.state);
}
}
}
else { /* ret = 1 */
/* We have a special case to handle : Shift + arrow, shift + home, ...
X returns a char for it, but Windows doesn't. Let's eat it. */
if (!(lpKeyState[VK_NUMLOCK] & 0x01) /* NumLock is off */
&& (lpKeyState[VK_SHIFT] & 0x80) /* Shift is pressed */
&& (keysym>=XK_KP_0) && (keysym<=XK_KP_9))
{
*(char*)lpChar = 0;
ret = 0;
}
}
TRACE(key, "ToAscii about to return %d with char %x\n",
ret, *(char*)lpChar);
return ret;
}
#endif /* !defined(X_DISPLAY_MISSING) */