diff options
Diffstat (limited to 'payloads/libpayload/curses/PDCurses-3.4/win32/pdckbd.c')
| -rw-r--r-- | payloads/libpayload/curses/PDCurses-3.4/win32/pdckbd.c | 656 |
1 files changed, 656 insertions, 0 deletions
diff --git a/payloads/libpayload/curses/PDCurses-3.4/win32/pdckbd.c b/payloads/libpayload/curses/PDCurses-3.4/win32/pdckbd.c new file mode 100644 index 0000000000..1c5b05b0fe --- /dev/null +++ b/payloads/libpayload/curses/PDCurses-3.4/win32/pdckbd.c @@ -0,0 +1,656 @@ +/* Public Domain Curses */ + +#include "pdcwin.h" + +RCSID("$Id: pdckbd.c,v 1.115 2008/07/20 20:12:04 wmcbrine Exp $") + +/*man-start************************************************************** + + Name: pdckbd + + Synopsis: + unsigned long PDC_get_input_fd(void); + + Description: + PDC_get_input_fd() returns the file descriptor that PDCurses + reads its input from. It can be used for select(). + + Portability X/Open BSD SYS V + PDC_get_input_fd - - - + +**man-end****************************************************************/ + +unsigned long pdc_key_modifiers = 0L; + +/* These variables are used to store information about the next + Input Event. */ + +static INPUT_RECORD save_ip; +static MOUSE_STATUS old_mouse_status; +static DWORD event_count = 0; +static SHORT left_key; +static int key_count = 0; +static int save_press = 0; + +#define KEV save_ip.Event.KeyEvent +#define MEV save_ip.Event.MouseEvent + +/************************************************************************ + * Table for key code translation of function keys in keypad mode * + * These values are for strict IBM keyboard compatibles only * + ************************************************************************/ + +typedef struct +{ + unsigned short normal; + unsigned short shift; + unsigned short control; + unsigned short alt; + unsigned short extended; +} KPTAB; + +static KPTAB kptab[] = +{ + {0, 0, 0, 0, 0 }, /* 0 */ + {0, 0, 0, 0, 0 }, /* 1 VK_LBUTTON */ + {0, 0, 0, 0, 0 }, /* 2 VK_RBUTTON */ + {0, 0, 0, 0, 0 }, /* 3 VK_CANCEL */ + {0, 0, 0, 0, 0 }, /* 4 VK_MBUTTON */ + {0, 0, 0, 0, 0 }, /* 5 */ + {0, 0, 0, 0, 0 }, /* 6 */ + {0, 0, 0, 0, 0 }, /* 7 */ + {0x08, 0x08, 0x7F, ALT_BKSP, 0 }, /* 8 VK_BACK */ + {0x09, KEY_BTAB, CTL_TAB, ALT_TAB, 999 }, /* 9 VK_TAB */ + {0, 0, 0, 0, 0 }, /* 10 */ + {0, 0, 0, 0, 0 }, /* 11 */ + {KEY_B2, 0x35, CTL_PAD5, ALT_PAD5, 0 }, /* 12 VK_CLEAR */ + {0x0D, 0x0D, CTL_ENTER, ALT_ENTER, 1 }, /* 13 VK_RETURN */ + {0, 0, 0, 0, 0 }, /* 14 */ + {0, 0, 0, 0, 0 }, /* 15 */ + {0, 0, 0, 0, 0 }, /* 16 VK_SHIFT HANDLED SEPARATELY */ + {0, 0, 0, 0, 0 }, /* 17 VK_CONTROL HANDLED SEPARATELY */ + {0, 0, 0, 0, 0 }, /* 18 VK_MENU HANDLED SEPARATELY */ + {0, 0, 0, 0, 0 }, /* 19 VK_PAUSE */ + {0, 0, 0, 0, 0 }, /* 20 VK_CAPITAL HANDLED SEPARATELY */ + {0, 0, 0, 0, 0 }, /* 21 VK_HANGUL */ + {0, 0, 0, 0, 0 }, /* 22 */ + {0, 0, 0, 0, 0 }, /* 23 VK_JUNJA */ + {0, 0, 0, 0, 0 }, /* 24 VK_FINAL */ + {0, 0, 0, 0, 0 }, /* 25 VK_HANJA */ + {0, 0, 0, 0, 0 }, /* 26 */ + {0x1B, 0x1B, 0x1B, ALT_ESC, 0 }, /* 27 VK_ESCAPE */ + {0, 0, 0, 0, 0 }, /* 28 VK_CONVERT */ + {0, 0, 0, 0, 0 }, /* 29 VK_NONCONVERT */ + {0, 0, 0, 0, 0 }, /* 30 VK_ACCEPT */ + {0, 0, 0, 0, 0 }, /* 31 VK_MODECHANGE */ + {0x20, 0x20, 0x20, 0x20, 0 }, /* 32 VK_SPACE */ + {KEY_A3, 0x39, CTL_PAD9, ALT_PAD9, 3 }, /* 33 VK_PRIOR */ + {KEY_C3, 0x33, CTL_PAD3, ALT_PAD3, 4 }, /* 34 VK_NEXT */ + {KEY_C1, 0x31, CTL_PAD1, ALT_PAD1, 5 }, /* 35 VK_END */ + {KEY_A1, 0x37, CTL_PAD7, ALT_PAD7, 6 }, /* 36 VK_HOME */ + {KEY_B1, 0x34, CTL_PAD4, ALT_PAD4, 7 }, /* 37 VK_LEFT */ + {KEY_A2, 0x38, CTL_PAD8, ALT_PAD8, 8 }, /* 38 VK_UP */ + {KEY_B3, 0x36, CTL_PAD6, ALT_PAD6, 9 }, /* 39 VK_RIGHT */ + {KEY_C2, 0x32, CTL_PAD2, ALT_PAD2, 10 }, /* 40 VK_DOWN */ + {0, 0, 0, 0, 0 }, /* 41 VK_SELECT */ + {0, 0, 0, 0, 0 }, /* 42 VK_PRINT */ + {0, 0, 0, 0, 0 }, /* 43 VK_EXECUTE */ + {0, 0, 0, 0, 0 }, /* 44 VK_SNAPSHOT*/ + {PAD0, 0x30, CTL_PAD0, ALT_PAD0, 11 }, /* 45 VK_INSERT */ + {PADSTOP, 0x2E, CTL_PADSTOP, ALT_PADSTOP,12 }, /* 46 VK_DELETE */ + {0, 0, 0, 0, 0 }, /* 47 VK_HELP */ + {0x30, 0x29, 0, ALT_0, 0 }, /* 48 */ + {0x31, 0x21, 0, ALT_1, 0 }, /* 49 */ + {0x32, 0x40, 0, ALT_2, 0 }, /* 50 */ + {0x33, 0x23, 0, ALT_3, 0 }, /* 51 */ + {0x34, 0x24, 0, ALT_4, 0 }, /* 52 */ + {0x35, 0x25, 0, ALT_5, 0 }, /* 53 */ + {0x36, 0x5E, 0, ALT_6, 0 }, /* 54 */ + {0x37, 0x26, 0, ALT_7, 0 }, /* 55 */ + {0x38, 0x2A, 0, ALT_8, 0 }, /* 56 */ + {0x39, 0x28, 0, ALT_9, 0 }, /* 57 */ + {0, 0, 0, 0, 0 }, /* 58 */ + {0, 0, 0, 0, 0 }, /* 59 */ + {0, 0, 0, 0, 0 }, /* 60 */ + {0, 0, 0, 0, 0 }, /* 61 */ + {0, 0, 0, 0, 0 }, /* 62 */ + {0, 0, 0, 0, 0 }, /* 63 */ + {0, 0, 0, 0, 0 }, /* 64 */ + {0x61, 0x41, 0x01, ALT_A, 0 }, /* 65 */ + {0x62, 0x42, 0x02, ALT_B, 0 }, /* 66 */ + {0x63, 0x43, 0x03, ALT_C, 0 }, /* 67 */ + {0x64, 0x44, 0x04, ALT_D, 0 }, /* 68 */ + {0x65, 0x45, 0x05, ALT_E, 0 }, /* 69 */ + {0x66, 0x46, 0x06, ALT_F, 0 }, /* 70 */ + {0x67, 0x47, 0x07, ALT_G, 0 }, /* 71 */ + {0x68, 0x48, 0x08, ALT_H, 0 }, /* 72 */ + {0x69, 0x49, 0x09, ALT_I, 0 }, /* 73 */ + {0x6A, 0x4A, 0x0A, ALT_J, 0 }, /* 74 */ + {0x6B, 0x4B, 0x0B, ALT_K, 0 }, /* 75 */ + {0x6C, 0x4C, 0x0C, ALT_L, 0 }, /* 76 */ + {0x6D, 0x4D, 0x0D, ALT_M, 0 }, /* 77 */ + {0x6E, 0x4E, 0x0E, ALT_N, 0 }, /* 78 */ + {0x6F, 0x4F, 0x0F, ALT_O, 0 }, /* 79 */ + {0x70, 0x50, 0x10, ALT_P, 0 }, /* 80 */ + {0x71, 0x51, 0x11, ALT_Q, 0 }, /* 81 */ + {0x72, 0x52, 0x12, ALT_R, 0 }, /* 82 */ + {0x73, 0x53, 0x13, ALT_S, 0 }, /* 83 */ + {0x74, 0x54, 0x14, ALT_T, 0 }, /* 84 */ + {0x75, 0x55, 0x15, ALT_U, 0 }, /* 85 */ + {0x76, 0x56, 0x16, ALT_V, 0 }, /* 86 */ + {0x77, 0x57, 0x17, ALT_W, 0 }, /* 87 */ + {0x78, 0x58, 0x18, ALT_X, 0 }, /* 88 */ + {0x79, 0x59, 0x19, ALT_Y, 0 }, /* 89 */ + {0x7A, 0x5A, 0x1A, ALT_Z, 0 }, /* 90 */ + {0, 0, 0, 0, 0 }, /* 91 VK_LWIN */ + {0, 0, 0, 0, 0 }, /* 92 VK_RWIN */ + {0, 0, 0, 0, 0 }, /* 93 VK_APPS */ + {0, 0, 0, 0, 0 }, /* 94 */ + {0, 0, 0, 0, 0 }, /* 95 */ + {0x30, 0, CTL_PAD0, ALT_PAD0, 0 }, /* 96 VK_NUMPAD0 */ + {0x31, 0, CTL_PAD1, ALT_PAD1, 0 }, /* 97 VK_NUMPAD1 */ + {0x32, 0, CTL_PAD2, ALT_PAD2, 0 }, /* 98 VK_NUMPAD2 */ + {0x33, 0, CTL_PAD3, ALT_PAD3, 0 }, /* 99 VK_NUMPAD3 */ + {0x34, 0, CTL_PAD4, ALT_PAD4, 0 }, /* 100 VK_NUMPAD4 */ + {0x35, 0, CTL_PAD5, ALT_PAD5, 0 }, /* 101 VK_NUMPAD5 */ + {0x36, 0, CTL_PAD6, ALT_PAD6, 0 }, /* 102 VK_NUMPAD6 */ + {0x37, 0, CTL_PAD7, ALT_PAD7, 0 }, /* 103 VK_NUMPAD7 */ + {0x38, 0, CTL_PAD8, ALT_PAD8, 0 }, /* 104 VK_NUMPAD8 */ + {0x39, 0, CTL_PAD9, ALT_PAD9, 0 }, /* 105 VK_NUMPAD9 */ + {PADSTAR, SHF_PADSTAR,CTL_PADSTAR, ALT_PADSTAR,999 }, /* 106 VK_MULTIPLY*/ + {PADPLUS, SHF_PADPLUS,CTL_PADPLUS, ALT_PADPLUS,999 }, /* 107 VK_ADD */ + {0, 0, 0, 0, 0 }, /* 108 VK_SEPARATOR */ + {PADMINUS, SHF_PADMINUS,CTL_PADMINUS,ALT_PADMINUS,999}, /* 109 VK_SUBTRACT*/ + {0x2E, 0, CTL_PADSTOP, ALT_PADSTOP,0 }, /* 110 VK_DECIMAL */ + {PADSLASH, SHF_PADSLASH,CTL_PADSLASH,ALT_PADSLASH,2 }, /* 111 VK_DIVIDE */ + {KEY_F(1), KEY_F(13), KEY_F(25), KEY_F(37), 0 }, /* 112 VK_F1 */ + {KEY_F(2), KEY_F(14), KEY_F(26), KEY_F(38), 0 }, /* 113 VK_F2 */ + {KEY_F(3), KEY_F(15), KEY_F(27), KEY_F(39), 0 }, /* 114 VK_F3 */ + {KEY_F(4), KEY_F(16), KEY_F(28), KEY_F(40), 0 }, /* 115 VK_F4 */ + {KEY_F(5), KEY_F(17), KEY_F(29), KEY_F(41), 0 }, /* 116 VK_F5 */ + {KEY_F(6), KEY_F(18), KEY_F(30), KEY_F(42), 0 }, /* 117 VK_F6 */ + {KEY_F(7), KEY_F(19), KEY_F(31), KEY_F(43), 0 }, /* 118 VK_F7 */ + {KEY_F(8), KEY_F(20), KEY_F(32), KEY_F(44), 0 }, /* 119 VK_F8 */ + {KEY_F(9), KEY_F(21), KEY_F(33), KEY_F(45), 0 }, /* 120 VK_F9 */ + {KEY_F(10), KEY_F(22), KEY_F(34), KEY_F(46), 0 }, /* 121 VK_F10 */ + {KEY_F(11), KEY_F(23), KEY_F(35), KEY_F(47), 0 }, /* 122 VK_F11 */ + {KEY_F(12), KEY_F(24), KEY_F(36), KEY_F(48), 0 }, /* 123 VK_F12 */ + + /* 124 through 218 */ + + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, {0, 0, 0, 0, 0}, + + {0x5B, 0x7B, 0x1B, ALT_LBRACKET,0 }, /* 219 */ + {0x5C, 0x7C, 0x1C, ALT_BSLASH, 0 }, /* 220 */ + {0x5D, 0x7D, 0x1D, ALT_RBRACKET,0 }, /* 221 */ + {0, 0, 0x27, ALT_FQUOTE, 0 }, /* 222 */ + {0, 0, 0, 0, 0 }, /* 223 */ + {0, 0, 0, 0, 0 }, /* 224 */ + {0, 0, 0, 0, 0 } /* 225 */ +}; + +static KPTAB ext_kptab[] = +{ + {0, 0, 0, 0, }, /* MUST BE EMPTY */ + {PADENTER, SHF_PADENTER, CTL_PADENTER, ALT_PADENTER}, /* 13 */ + {PADSLASH, SHF_PADSLASH, CTL_PADSLASH, ALT_PADSLASH}, /* 111 */ + {KEY_PPAGE, KEY_SPREVIOUS, CTL_PGUP, ALT_PGUP }, /* 33 */ + {KEY_NPAGE, KEY_SNEXT, CTL_PGDN, ALT_PGDN }, /* 34 */ + {KEY_END, KEY_SEND, CTL_END, ALT_END }, /* 35 */ + {KEY_HOME, KEY_SHOME, CTL_HOME, ALT_HOME }, /* 36 */ + {KEY_LEFT, KEY_SLEFT, CTL_LEFT, ALT_LEFT }, /* 37 */ + {KEY_UP, KEY_SUP, CTL_UP, ALT_UP }, /* 38 */ + {KEY_RIGHT, KEY_SRIGHT, CTL_RIGHT, ALT_RIGHT }, /* 39 */ + {KEY_DOWN, KEY_SDOWN, CTL_DOWN, ALT_DOWN }, /* 40 */ + {KEY_IC, KEY_SIC, CTL_INS, ALT_INS }, /* 45 */ + {KEY_DC, KEY_SDC, CTL_DEL, ALT_DEL }, /* 46 */ + {PADSLASH, SHF_PADSLASH, CTL_PADSLASH, ALT_PADSLASH}, /* 191 */ +}; + +/* End of kptab[] */ + +unsigned long PDC_get_input_fd(void) +{ + PDC_LOG(("PDC_get_input_fd() - called\n")); + + return 0L; +} + +void PDC_set_keyboard_binary(bool on) +{ + PDC_LOG(("PDC_set_keyboard_binary() - called\n")); +} + +/* check if a key or mouse event is waiting */ + +bool PDC_check_key(void) +{ + if (key_count > 0) + return TRUE; + + GetNumberOfConsoleInputEvents(pdc_con_in, &event_count); + + return (event_count != 0); +} + +/* _get_key_count returns 0 if save_ip doesn't contain an event which + should be passed back to the user. This function filters "useless" + events. + + The function returns the number of keys waiting. This may be > 1 + if the repetition of real keys pressed so far are > 1. + + Returns 0 on NUMLOCK, CAPSLOCK, SCROLLLOCK. + + Returns 1 for SHIFT, ALT, CTRL only if no other key has been pressed + in between, and SP->return_key_modifiers is set; these are returned + on keyup. + + Normal keys are returned on keydown only. The number of repetitions + are returned. Dead keys (diacritics) are omitted. See below for a + description. +*/ + +static int _get_key_count(void) +{ + int num_keys = 0, vk; + + PDC_LOG(("_get_key_count() - called\n")); + + vk = KEV.wVirtualKeyCode; + + if (KEV.bKeyDown) + { + /* key down */ + + save_press = 0; + + if (vk == VK_CAPITAL || vk == VK_NUMLOCK || vk == VK_SCROLL) + { + /* throw away these modifiers */ + } + else if (vk == VK_SHIFT || vk == VK_CONTROL || vk == VK_MENU) + { + /* These keys are returned on keyup only. */ + + save_press = vk; + switch (vk) + { + case VK_SHIFT: + left_key = GetKeyState(VK_LSHIFT); + break; + case VK_CONTROL: + left_key = GetKeyState(VK_LCONTROL); + break; + case VK_MENU: + left_key = GetKeyState(VK_LMENU); + } + } + else + { + /* Check for diacritics. These are dead keys. Some locales + have modified characters like umlaut-a, which is an "a" + with two dots on it. In some locales you have to press a + special key (the dead key) immediately followed by the + "a" to get a composed umlaut-a. The special key may have + a normal meaning with different modifiers. */ + + if (KEV.uChar.UnicodeChar || !(MapVirtualKey(vk, 2) & 0x80000000)) + num_keys = KEV.wRepeatCount; + } + } + else + { + /* key up */ + + /* Only modifier keys or the results of ALT-numpad entry are + returned on keyup */ + + if ((vk == VK_MENU && KEV.uChar.UnicodeChar) || + ((vk == VK_SHIFT || vk == VK_CONTROL || vk == VK_MENU) && + vk == save_press)) + { + save_press = 0; + num_keys = 1; + } + } + + PDC_LOG(("_get_key_count() - returning: num_keys %d\n", num_keys)); + + return num_keys; +} + +/* _process_key_event returns -1 if the key in save_ip should be + ignored. Otherwise it returns the keycode which should be returned + by PDC_get_key(). save_ip must be a key event. + + CTRL-ALT support has been disabled, when is it emitted plainly? */ + +static int _process_key_event(void) +{ + int key = (unsigned short)KEV.uChar.UnicodeChar; + WORD vk = KEV.wVirtualKeyCode; + DWORD state = KEV.dwControlKeyState; + + int idx; + BOOL enhanced; + + SP->key_code = TRUE; + + /* Save the key modifiers if required. Do this first to allow to + detect e.g. a pressed CTRL key after a hit of NUMLOCK. */ + + if (SP->save_key_modifiers) + { + if (state & (LEFT_ALT_PRESSED|RIGHT_ALT_PRESSED)) + pdc_key_modifiers |= PDC_KEY_MODIFIER_ALT; + + if (state & SHIFT_PRESSED) + pdc_key_modifiers |= PDC_KEY_MODIFIER_SHIFT; + + if (state & (LEFT_CTRL_PRESSED|RIGHT_CTRL_PRESSED)) + pdc_key_modifiers |= PDC_KEY_MODIFIER_CONTROL; + + if (state & NUMLOCK_ON) + pdc_key_modifiers |= PDC_KEY_MODIFIER_NUMLOCK; + } + + /* Handle modifier keys hit by themselves */ + + switch (vk) + { + case VK_SHIFT: /* shift */ + if (!SP->return_key_modifiers) + return -1; + + return (left_key & 0x8000) ? KEY_SHIFT_L : KEY_SHIFT_R; + + case VK_CONTROL: /* control */ + if (!SP->return_key_modifiers) + return -1; + + return (left_key & 0x8000) ? KEY_CONTROL_L : KEY_CONTROL_R; + + case VK_MENU: /* alt */ + if (!key) + { + if (!SP->return_key_modifiers) + return -1; + + return (left_key & 0x8000) ? KEY_ALT_L : KEY_ALT_R; + } + } + + /* The system may emit Ascii or Unicode characters depending on + whether ReadConsoleInputA or ReadConsoleInputW is used. + + Normally, if key != 0 then the system did the translation + successfully. But this is not true for LEFT_ALT (different to + RIGHT_ALT). In case of LEFT_ALT we can get key != 0. So + check for this first. */ + + if (key && ( !(state & LEFT_ALT_PRESSED) || + (state & RIGHT_ALT_PRESSED) )) + { + /* This code should catch all keys returning a printable + character. Characters above 0x7F should be returned as + positive codes. But if'ndef NUMKEYPAD we have to return + extended keycodes for keypad codes. */ + +#ifndef NUMKEYPAD + if (kptab[vk].extended == 0) +#endif + { + SP->key_code = FALSE; + return key; + } + } + + /* This case happens if a functional key has been entered. */ + + if ((state & ENHANCED_KEY) && (kptab[vk].extended != 999)) + { + enhanced = TRUE; + idx = kptab[vk].extended; + } + else + { + enhanced = FALSE; + idx = vk; + } + + if (state & SHIFT_PRESSED) + key = enhanced ? ext_kptab[idx].shift : kptab[idx].shift; + + else if (state & (LEFT_CTRL_PRESSED|RIGHT_CTRL_PRESSED)) + key = enhanced ? ext_kptab[idx].control : kptab[idx].control; + + else if (state & (LEFT_ALT_PRESSED|RIGHT_ALT_PRESSED)) + key = enhanced ? ext_kptab[idx].alt : kptab[idx].alt; + + else + key = enhanced ? ext_kptab[idx].normal : kptab[idx].normal; + + if (key < KEY_CODE_YES) + SP->key_code = FALSE; + + return key; +} + +static int _process_mouse_event(void) +{ + static const DWORD button_mask[] = {1, 4, 2}; + short action, shift_flags = 0; + int i; + + save_press = 0; + SP->key_code = TRUE; + + memset(&pdc_mouse_status, 0, sizeof(MOUSE_STATUS)); + + /* Handle scroll wheel */ + + if (MEV.dwEventFlags == 4) + { + pdc_mouse_status.changes = (MEV.dwButtonState & 0xFF000000) ? + PDC_MOUSE_WHEEL_DOWN : PDC_MOUSE_WHEEL_UP; + + pdc_mouse_status.x = -1; + pdc_mouse_status.y = -1; + + memset(&old_mouse_status, 0, sizeof(old_mouse_status)); + + return KEY_MOUSE; + } + + action = (MEV.dwEventFlags == 2) ? BUTTON_DOUBLE_CLICKED : + ((MEV.dwEventFlags == 1) ? BUTTON_MOVED : BUTTON_PRESSED); + + for (i = 0; i < 3; i++) + pdc_mouse_status.button[i] = + (MEV.dwButtonState & button_mask[i]) ? action : 0; + + if (action == BUTTON_PRESSED && MEV.dwButtonState & 7 && SP->mouse_wait) + { + /* Check for a click -- a PRESS followed immediately by a release */ + + if (!event_count) + { + napms(SP->mouse_wait); + + GetNumberOfConsoleInputEvents(pdc_con_in, &event_count); + } + + if (event_count) + { + INPUT_RECORD ip; + DWORD count; + bool have_click = FALSE; + + PeekConsoleInput(pdc_con_in, &ip, 1, &count); + + for (i = 0; i < 3; i++) + { + if (pdc_mouse_status.button[i] == BUTTON_PRESSED && + !(ip.Event.MouseEvent.dwButtonState & button_mask[i])) + { + pdc_mouse_status.button[i] = BUTTON_CLICKED; + have_click = TRUE; + } + } + + /* If a click was found, throw out the event */ + + if (have_click) + ReadConsoleInput(pdc_con_in, &ip, 1, &count); + } + } + + pdc_mouse_status.x = MEV.dwMousePosition.X; + pdc_mouse_status.y = MEV.dwMousePosition.Y; + + pdc_mouse_status.changes = 0; + + for (i = 0; i < 3; i++) + { + if (old_mouse_status.button[i] != pdc_mouse_status.button[i]) + pdc_mouse_status.changes |= (1 << i); + + if (pdc_mouse_status.button[i] == BUTTON_MOVED) + { + /* Discard non-moved "moves" */ + + if (pdc_mouse_status.x == old_mouse_status.x && + pdc_mouse_status.y == old_mouse_status.y) + return -1; + + /* Motion events always flag the button as changed */ + + pdc_mouse_status.changes |= (1 << i); + pdc_mouse_status.changes |= PDC_MOUSE_MOVED; + break; + } + } + + old_mouse_status = pdc_mouse_status; + + /* Treat click events as release events for comparison purposes */ + + for (i = 0; i < 3; i++) + { + if (old_mouse_status.button[i] == BUTTON_CLICKED || + old_mouse_status.button[i] == BUTTON_DOUBLE_CLICKED) + old_mouse_status.button[i] = BUTTON_RELEASED; + } + + /* Check for SHIFT/CONTROL/ALT */ + + if (MEV.dwControlKeyState & (LEFT_ALT_PRESSED|RIGHT_ALT_PRESSED)) + shift_flags |= BUTTON_ALT; + + if (MEV.dwControlKeyState & (LEFT_CTRL_PRESSED|RIGHT_CTRL_PRESSED)) + shift_flags |= BUTTON_CONTROL; + + if (MEV.dwControlKeyState & SHIFT_PRESSED) + shift_flags |= BUTTON_SHIFT; + + if (shift_flags) + { + for (i = 0; i < 3; i++) + { + if (pdc_mouse_status.changes & (1 << i)) + pdc_mouse_status.button[i] |= shift_flags; + } + } + + return KEY_MOUSE; +} + +/* return the next available key or mouse event */ + +int PDC_get_key(void) +{ + pdc_key_modifiers = 0L; + + if (!key_count) + { + DWORD count; + + ReadConsoleInput(pdc_con_in, &save_ip, 1, &count); + event_count--; + + if (save_ip.EventType == MOUSE_EVENT) + key_count = 1; + else if (save_ip.EventType == KEY_EVENT) + key_count = _get_key_count(); + } + + if (key_count) + { + key_count--; + + switch (save_ip.EventType) + { + case KEY_EVENT: + return _process_key_event(); + + case MOUSE_EVENT: + return _process_mouse_event(); + } + } + + return -1; +} + +/* discard any pending keyboard or mouse input -- this is the core + routine for flushinp() */ + +void PDC_flushinp(void) +{ + PDC_LOG(("PDC_flushinp() - called\n")); + + FlushConsoleInputBuffer(pdc_con_in); +} + +int PDC_mouse_set(void) +{ + /* If turning on mouse input: Set ENABLE_MOUSE_INPUT, and clear + all other flags, including the extended flags; + If turning off the mouse: Set QuickEdit Mode to the status it + had on startup, and clear all other flags */ + + SetConsoleMode(pdc_con_in, SP->_trap_mbe ? + (ENABLE_MOUSE_INPUT|0x0080) : (pdc_quick_edit|0x0080)); + + memset(&old_mouse_status, 0, sizeof(old_mouse_status)); + + return OK; +} + +int PDC_modifiers_set(void) +{ + return OK; +} |