diff options
| author | Christopher Faylor <me@cgf.cx> | 2003-09-27 06:36:50 +0400 |
|---|---|---|
| committer | Christopher Faylor <me@cgf.cx> | 2003-09-27 06:36:50 +0400 |
| commit | 63726a5eb47ec3a95be7dfa96443119e1c762f6b (patch) | |
| tree | 34082d9620f9b98d231c498b761c4a790dcdc402 /winsup/cygwin/fhandler_console.cc | |
| parent | ecc28ff8db7c43779f328d31633d5f8358a3cf5b (diff) | |
* fhandler_console.c (fhandler_console::read): Record the state of the SHIFT,
CTRL and ALT keys at the time of the last keyboard input event.
(fhandler_console::ioctl): Handle requests to retrieve the keyboard modifiers
via the TIOCLINUX command.
* fhandler_tty.c (fhandler_tty_slave::read): Ditto.
* include/sys/termios.h (TIOCLINUX): New macro definition.
Diffstat (limited to 'winsup/cygwin/fhandler_console.cc')
| -rw-r--r-- | winsup/cygwin/fhandler_console.cc | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/winsup/cygwin/fhandler_console.cc b/winsup/cygwin/fhandler_console.cc index d85da9e6b..e80e47be4 100644 --- a/winsup/cygwin/fhandler_console.cc +++ b/winsup/cygwin/fhandler_console.cc @@ -294,6 +294,8 @@ fhandler_console::read (void *pv, size_t& buflen) #define virtual_key_code (input_rec.Event.KeyEvent.wVirtualKeyCode) #define control_key_state (input_rec.Event.KeyEvent.dwControlKeyState) + dev_state->nModifiers = 0; + #ifdef DEBUGGING /* allow manual switching to/from raw mode via ctrl-alt-scrolllock */ if (input_rec.Event.KeyEvent.bKeyDown && @@ -340,13 +342,25 @@ fhandler_console::read (void *pv, size_t& buflen) && input_rec.Event.KeyEvent.wVirtualScanCode == 0x38)) continue; + if (control_key_state & SHIFT_PRESSED) + dev_state->nModifiers |= 1; + if (control_key_state & RIGHT_ALT_PRESSED) + dev_state->nModifiers |= 2; + if (control_key_state & CTRL_PRESSED) + dev_state->nModifiers |= 4; + if (control_key_state & LEFT_ALT_PRESSED) + dev_state->nModifiers |= 8; + if (wch == 0 || /* arrow/function keys */ (input_rec.Event.KeyEvent.dwControlKeyState & ENHANCED_KEY)) { toadd = get_nonascii_key (input_rec, tmp); if (!toadd) - continue; + { + dev_state->nModifiers = 0; + continue; + } nread = strlen (toadd); } else @@ -379,6 +393,7 @@ fhandler_console::read (void *pv, size_t& buflen) tmp[1] = cyg_tolower (tmp[1]); toadd = tmp; nread++; + dev_state->nModifiers &= ~4; } } #undef ich @@ -715,6 +730,17 @@ fhandler_console::ioctl (unsigned int cmd, void *buf) case TIOCSWINSZ: (void) bg_check (SIGTTOU); return 0; + case TIOCLINUX: + if (* (int *) buf == 6) + { + * (int *) buf = dev_state->nModifiers; + return 0; + } + else + { + set_errno (EINVAL); + return -1; + } } return fhandler_base::ioctl (cmd, buf); |