VOID NTAPI
ConioProcessKey(PCONSRV_CONSOLE Console, MSG* msg)
{
static BYTE KeyState[256] = { 0 };
/* MSDN mentions that you should use the last virtual key code received
* when putting a virtual key identity to a WM_CHAR message since multiple
* or translated keys may be involved. */
static UINT LastVirtualKey = 0;
DWORD ShiftState;
WCHAR UnicodeChar;
UINT VirtualKeyCode;
UINT VirtualScanCode;
BOOL Down = FALSE;
BOOLEAN Fake; // Synthesized, not a real event
BOOLEAN NotChar; // Message should not be used to return a character
INPUT_RECORD er;
if (Console == NULL)
{
DPRINT1("No Active Console!\n");
return;
}
VirtualScanCode = HIWORD(msg->lParam) & 0xFF;
Down = msg->message == WM_KEYDOWN || msg->message == WM_CHAR ||
msg->message == WM_SYSKEYDOWN || msg->message == WM_SYSCHAR;
GetKeyboardState(KeyState);
ShiftState = ConioGetShiftState(KeyState, msg->lParam);
if (msg->message == WM_CHAR || msg->message == WM_SYSCHAR)
{
VirtualKeyCode = LastVirtualKey;
UnicodeChar = msg->wParam;
}
else
{
WCHAR Chars[2];
INT RetChars = 0;
VirtualKeyCode = msg->wParam;
RetChars = ToUnicodeEx(VirtualKeyCode,
VirtualScanCode,
KeyState,
Chars,
2,
0,
NULL);
UnicodeChar = (RetChars == 1 ? Chars[0] : 0);
}
Fake = UnicodeChar &&
(msg->message != WM_CHAR && msg->message != WM_SYSCHAR &&
msg->message != WM_KEYUP && msg->message != WM_SYSKEYUP);
NotChar = (msg->message != WM_CHAR && msg->message != WM_SYSCHAR);
if (NotChar) LastVirtualKey = msg->wParam;
DPRINT("CONSRV: %s %s %s %s %02x %02x '%lc' %04x\n",
Down ? "down" : "up ",
(msg->message == WM_CHAR || msg->message == WM_SYSCHAR) ?
"char" : "key ",
Fake ? "fake" : "real",
NotChar ? "notc" : "char",
VirtualScanCode,
VirtualKeyCode,
(UnicodeChar >= L' ') ? UnicodeChar : L'.',
ShiftState);
if (Fake) return;
/* Process Ctrl-C and Ctrl-Break */
if ( Console->InputBuffer.Mode & ENABLE_PROCESSED_INPUT &&
Down && (VirtualKeyCode == VK_PAUSE || VirtualKeyCode == 'C') &&
(ShiftState & (LEFT_CTRL_PRESSED | RIGHT_CTRL_PRESSED) || KeyState[VK_CONTROL] & 0x80) )
{
DPRINT1("Console_Api Ctrl-C\n");
ConSrvConsoleProcessCtrlEvent(Console, 0, CTRL_C_EVENT);
if (Console->LineBuffer && !Console->LineComplete)
{
/* Line input is in progress; end it */
Console->LinePos = Console->LineSize = 0;
Console->LineComplete = TRUE;
}
return;
}
if ( (ShiftState & (RIGHT_ALT_PRESSED | LEFT_ALT_PRESSED)) != 0 &&
(VirtualKeyCode == VK_UP || VirtualKeyCode == VK_DOWN) )
{
if (!Down) return;
/* Scroll up or down */
if (VirtualKeyCode == VK_UP)
{
/* Only scroll up if there is room to scroll up into */
if (Console->ActiveBuffer->CursorPosition.Y != Console->ActiveBuffer->ScreenBufferSize.Y - 1)
{
Console->ActiveBuffer->VirtualY = (Console->ActiveBuffer->VirtualY +
Console->ActiveBuffer->ScreenBufferSize.Y - 1) %
Console->ActiveBuffer->ScreenBufferSize.Y;
Console->ActiveBuffer->CursorPosition.Y++;
}
}
else
{
/* Only scroll down if there is room to scroll down into */
if (Console->ActiveBuffer->CursorPosition.Y != 0)
{
Console->ActiveBuffer->VirtualY = (Console->ActiveBuffer->VirtualY + 1) %
Console->ActiveBuffer->ScreenBufferSize.Y;
Console->ActiveBuffer->CursorPosition.Y--;
}
}
ConioDrawConsole(Console);
return;
}
/* Send the key press to the console driver */
er.EventType = KEY_EVENT;
er.Event.KeyEvent.bKeyDown = Down;
er.Event.KeyEvent.wRepeatCount = 1;
er.Event.KeyEvent.wVirtualKeyCode = VirtualKeyCode;
er.Event.KeyEvent.wVirtualScanCode = VirtualScanCode;
er.Event.KeyEvent.uChar.UnicodeChar = UnicodeChar;
er.Event.KeyEvent.dwControlKeyState = ShiftState;
ConioProcessInputEvent(Console, &er);
}
VOID WINAPI
ConioProcessKey(PCONSOLE Console, MSG* msg)
{
static BYTE KeyState[256] = { 0 };
/* MSDN mentions that you should use the last virtual key code received
* when putting a virtual key identity to a WM_CHAR message since multiple
* or translated keys may be involved. */
static UINT LastVirtualKey = 0;
DWORD ShiftState;
WCHAR UnicodeChar;
UINT VirtualKeyCode;
UINT VirtualScanCode;
BOOL Down = FALSE;
BOOLEAN Fake; // synthesized, not a real event
BOOLEAN NotChar; // message should not be used to return a character
if (NULL == Console)
{
DPRINT1("No Active Console!\n");
return;
}
VirtualScanCode = HIWORD(msg->lParam) & 0xFF;
Down = msg->message == WM_KEYDOWN || msg->message == WM_CHAR ||
msg->message == WM_SYSKEYDOWN || msg->message == WM_SYSCHAR;
GetKeyboardState(KeyState);
ShiftState = ConioGetShiftState(KeyState, msg->lParam);
if (msg->message == WM_CHAR || msg->message == WM_SYSCHAR)
{
VirtualKeyCode = LastVirtualKey;
UnicodeChar = msg->wParam;
}
else
{
WCHAR Chars[2];
INT RetChars = 0;
VirtualKeyCode = msg->wParam;
RetChars = ToUnicodeEx(VirtualKeyCode,
VirtualScanCode,
KeyState,
Chars,
2,
0,
NULL);
UnicodeChar = (1 == RetChars ? Chars[0] : 0);
}
if (ConioProcessKeyCallback(Console,
msg,
KeyState[VK_MENU],
ShiftState,
VirtualKeyCode,
Down))
{
return;
}
Fake = UnicodeChar &&
(msg->message != WM_CHAR && msg->message != WM_SYSCHAR &&
msg->message != WM_KEYUP && msg->message != WM_SYSKEYUP);
NotChar = (msg->message != WM_CHAR && msg->message != WM_SYSCHAR);
if (NotChar) LastVirtualKey = msg->wParam;
DPRINT("CONSRV: %s %s %s %s %02x %02x '%lc' %04x\n",
Down ? "down" : "up ",
(msg->message == WM_CHAR || msg->message == WM_SYSCHAR) ?
"char" : "key ",
Fake ? "fake" : "real",
NotChar ? "notc" : "char",
VirtualScanCode,
VirtualKeyCode,
(UnicodeChar >= L' ') ? UnicodeChar : L'.',
ShiftState);
if (Fake) return;
/* Send the key press to the console driver */
ConDrvProcessKey(Console,
Down,
VirtualKeyCode,
VirtualScanCode,
UnicodeChar,
ShiftState,
KeyState[VK_CONTROL]);
}
