From dd7595a3475407a7fa96a97393bae8c5220e8762 Mon Sep 17 00:00:00 2001 From: David Walter Seikel Date: Wed, 4 Jan 2012 18:41:13 +1000 Subject: Add the base Enlightenment Foundation Libraries - eina, eet, evas, ecore, embryo, and edje. Note that embryo wont be used, but I'm not sure yet if you can build edje without it. --- .../ecore/src/lib/ecore_x/xcb/ecore_xcb_keymap.c | 482 +++++++++++++++++++++ 1 file changed, 482 insertions(+) create mode 100644 libraries/ecore/src/lib/ecore_x/xcb/ecore_xcb_keymap.c (limited to 'libraries/ecore/src/lib/ecore_x/xcb/ecore_xcb_keymap.c') diff --git a/libraries/ecore/src/lib/ecore_x/xcb/ecore_xcb_keymap.c b/libraries/ecore/src/lib/ecore_x/xcb/ecore_xcb_keymap.c new file mode 100644 index 0000000..40304df --- /dev/null +++ b/libraries/ecore/src/lib/ecore_x/xcb/ecore_xcb_keymap.c @@ -0,0 +1,482 @@ +#include "ecore_xcb_private.h" +#define NEED_KEYSYM_TABLE +#define NEED_VTABLE +#include "ecore_xcb_keysym_table.h" +#include +#include + +/* local function prototypes */ +static int _ecore_xcb_keymap_mask_get(void *reply, + xcb_keysym_t sym); +static xcb_keysym_t _ecore_xcb_keymap_string_to_keysym(const char *str); +static int _ecore_xcb_keymap_translate_key(xcb_keycode_t keycode, + unsigned int modifiers, + unsigned int *modifiers_return, + xcb_keysym_t *keysym_return); +static int _ecore_xcb_keymap_translate_keysym(xcb_keysym_t keysym, + unsigned int modifiers, + char *buffer, + int bytes); + +/* local variables */ +static xcb_key_symbols_t *_ecore_xcb_keysyms; +static int _ecore_xcb_mode_switch = 0; + +/* public variables */ +EAPI int ECORE_X_MODIFIER_SHIFT = 0; +EAPI int ECORE_X_MODIFIER_CTRL = 0; +EAPI int ECORE_X_MODIFIER_ALT = 0; +EAPI int ECORE_X_MODIFIER_WIN = 0; +EAPI int ECORE_X_LOCK_SCROLL = 0; +EAPI int ECORE_X_LOCK_NUM = 0; +EAPI int ECORE_X_LOCK_CAPS = 0; +EAPI int ECORE_X_LOCK_SHIFT = 0; + +void +_ecore_xcb_keymap_init(void) +{ + LOGFN(__FILE__, __LINE__, __FUNCTION__); + + _ecore_xcb_keysyms = xcb_key_symbols_alloc(_ecore_xcb_conn); +} + +void +_ecore_xcb_keymap_finalize(void) +{ + xcb_get_modifier_mapping_cookie_t cookie; + xcb_get_modifier_mapping_reply_t *reply; + + LOGFN(__FILE__, __LINE__, __FUNCTION__); + CHECK_XCB_CONN; + + cookie = xcb_get_modifier_mapping_unchecked(_ecore_xcb_conn); + reply = xcb_get_modifier_mapping_reply(_ecore_xcb_conn, cookie, NULL); + if (!reply) + { + xcb_key_symbols_free(_ecore_xcb_keysyms); + return; + } + + _ecore_xcb_mode_switch = _ecore_xcb_keymap_mask_get(reply, XK_Mode_switch); + + ECORE_X_MODIFIER_SHIFT = _ecore_xcb_keymap_mask_get(reply, XK_Shift_L); + ECORE_X_MODIFIER_CTRL = _ecore_xcb_keymap_mask_get(reply, XK_Control_L); + + ECORE_X_MODIFIER_ALT = _ecore_xcb_keymap_mask_get(reply, XK_Alt_L); + if (!ECORE_X_MODIFIER_ALT) + ECORE_X_MODIFIER_ALT = _ecore_xcb_keymap_mask_get(reply, XK_Meta_L); + if (!ECORE_X_MODIFIER_ALT) + ECORE_X_MODIFIER_ALT = _ecore_xcb_keymap_mask_get(reply, XK_Super_L); + + ECORE_X_MODIFIER_WIN = _ecore_xcb_keymap_mask_get(reply, XK_Super_L); + if (!ECORE_X_MODIFIER_WIN) + ECORE_X_MODIFIER_WIN = _ecore_xcb_keymap_mask_get(reply, XK_Mode_switch); + if (!ECORE_X_MODIFIER_WIN) + ECORE_X_MODIFIER_WIN = _ecore_xcb_keymap_mask_get(reply, XK_Meta_L); + + if (ECORE_X_MODIFIER_WIN == ECORE_X_MODIFIER_ALT) + ECORE_X_MODIFIER_WIN = 0; + if (ECORE_X_MODIFIER_ALT == ECORE_X_MODIFIER_CTRL) + ECORE_X_MODIFIER_ALT = 0; + + ECORE_X_LOCK_SCROLL = _ecore_xcb_keymap_mask_get(reply, XK_Scroll_Lock); + ECORE_X_LOCK_NUM = _ecore_xcb_keymap_mask_get(reply, XK_Num_Lock); + ECORE_X_LOCK_CAPS = _ecore_xcb_keymap_mask_get(reply, XK_Caps_Lock); + ECORE_X_LOCK_SHIFT = _ecore_xcb_keymap_mask_get(reply, XK_Shift_Lock); +} + +void +_ecore_xcb_modifiers_get(void) +{ + _ecore_xcb_keymap_finalize(); +} + +void +_ecore_xcb_keymap_shutdown(void) +{ + LOGFN(__FILE__, __LINE__, __FUNCTION__); + + if (_ecore_xcb_keysyms) xcb_key_symbols_free(_ecore_xcb_keysyms); +} + +void +_ecore_xcb_keymap_refresh(xcb_mapping_notify_event_t *event) +{ + CHECK_XCB_CONN; + xcb_refresh_keyboard_mapping(_ecore_xcb_keysyms, event); +} + +xcb_keysym_t +_ecore_xcb_keymap_keycode_to_keysym(xcb_keycode_t keycode, + int col) +{ + xcb_keysym_t key0, key1; + + CHECK_XCB_CONN; + if (col & _ecore_xcb_mode_switch) + { + key0 = xcb_key_symbols_get_keysym(_ecore_xcb_keysyms, keycode, 4); + key1 = xcb_key_symbols_get_keysym(_ecore_xcb_keysyms, keycode, 5); + } + else + { + key0 = xcb_key_symbols_get_keysym(_ecore_xcb_keysyms, keycode, 0); + key1 = xcb_key_symbols_get_keysym(_ecore_xcb_keysyms, keycode, 1); + } + + if (key1 == XCB_NO_SYMBOL) + key1 = key0; + + if ((col & ECORE_X_LOCK_NUM) && + ((xcb_is_keypad_key(key1)) || (xcb_is_private_keypad_key(key1)))) + { + if ((col & XCB_MOD_MASK_SHIFT) || + ((col & XCB_MOD_MASK_LOCK) && (col & ECORE_X_LOCK_SHIFT))) + return key0; + else + return key1; + } + else if (!(col & XCB_MOD_MASK_SHIFT) && !(col & XCB_MOD_MASK_LOCK)) + return key0; + else if (!(col & XCB_MOD_MASK_SHIFT) && + (col & XCB_MOD_MASK_LOCK && (col & ECORE_X_LOCK_CAPS))) + return key1; + else if ((col & XCB_MOD_MASK_SHIFT) && + (col & XCB_MOD_MASK_LOCK) && (col & ECORE_X_LOCK_CAPS)) + return key0; + else if ((col & XCB_MOD_MASK_SHIFT) || + (col & XCB_MOD_MASK_LOCK && (col & ECORE_X_LOCK_SHIFT))) + return key1; + + return XCB_NO_SYMBOL; +} + +xcb_keycode_t * +_ecore_xcb_keymap_keysym_to_keycode(xcb_keysym_t keysym) +{ + CHECK_XCB_CONN; + return xcb_key_symbols_get_keycode(_ecore_xcb_keysyms, keysym); +} + +char * +_ecore_xcb_keymap_keysym_to_string(xcb_keysym_t keysym) +{ + int i = 0, n = 0, h = 0, idx = 0; + const unsigned char *entry; + unsigned char val1, val2, val3, val4; + + CHECK_XCB_CONN; + if (!keysym) return NULL; + if (keysym == XK_VoidSymbol) keysym = 0; + if (keysym <= 0x1fffffff) + { + val1 = (keysym >> 24); + val2 = ((keysym >> 16) & 0xff); + val3 = ((keysym >> 8) & 0xff); + val4 = (keysym & 0xff); + i = keysym % VTABLESIZE; + h = i + 1; + n = VMAXHASH; + while ((idx = hashKeysym[i])) + { + entry = &_ecore_xcb_keytable[idx]; + if ((entry[0] == val1) && (entry[1] == val2) && + (entry[2] == val3) && (entry[3] == val4)) + return (char *)entry + 4; + if (!--n) break; + i += h; + if (i >= VTABLESIZE) i -= VTABLESIZE; + } + } + + if ((keysym >= 0x01000100) && (keysym <= 0x0110ffff)) + { + xcb_keysym_t val; + char *s = NULL; + int i = 0; + + val = (keysym & 0xffffff); + if (val & 0xff0000) + i = 10; + else + i = 6; + + if (!(s = malloc(i))) return NULL; + i--; + s[i--] = '\0'; + for (; i; i--) + { + val1 = (val & 0xf); + val >>= 4; + if (val1 < 10) + s[i] = '0' + val1; + else + s[i] = 'A' + val1 - 10; + } + s[i] = 'U'; + return s; + } + + return NULL; +} + +xcb_keycode_t +_ecore_xcb_keymap_string_to_keycode(const char *key) +{ + if (!strncmp(key, "Keycode-", 8)) + return atoi(key + 8); + else + { + xcb_keysym_t keysym = XCB_NO_SYMBOL; + xcb_keycode_t *keycodes, keycode = 0; + int i = 0; + + CHECK_XCB_CONN; + + keysym = _ecore_xcb_keymap_string_to_keysym(key); + if (keysym == XCB_NO_SYMBOL) return XCB_NO_SYMBOL; + + keycodes = _ecore_xcb_keymap_keysym_to_keycode(keysym); + if (!keycodes) return XCB_NO_SYMBOL; + + while (keycodes[i] != XCB_NO_SYMBOL) + { + if (keycodes[i] != 0) + { + keycode = keycodes[i]; + break; + } + i++; + } + return keycode; + } +} + +int +_ecore_xcb_keymap_lookup_string(xcb_keycode_t keycode, + int state, + char *buffer, + int bytes, + xcb_keysym_t *sym) +{ + unsigned int modifiers = 0; + xcb_keysym_t keysym; + + CHECK_XCB_CONN; + if (!_ecore_xcb_keymap_translate_key(keycode, state, &modifiers, &keysym)) + return 0; + + if (sym) *sym = keysym; + + return _ecore_xcb_keymap_translate_keysym(keysym, state, buffer, bytes); +} + +EAPI const char * +ecore_x_keysym_string_get(int keysym) +{ + LOGFN(__FILE__, __LINE__, __FUNCTION__); + + return _ecore_xcb_keymap_keysym_to_string(keysym); +} + +/* local functions */ +static int +_ecore_xcb_keymap_mask_get(void *reply, + xcb_keysym_t sym) +{ + xcb_get_modifier_mapping_reply_t *rep; + xcb_keysym_t sym2; + int mask = 0; + const int masks[8] = + { + XCB_MOD_MASK_SHIFT, XCB_MOD_MASK_LOCK, XCB_MOD_MASK_CONTROL, + XCB_MOD_MASK_1, XCB_MOD_MASK_2, XCB_MOD_MASK_3, XCB_MOD_MASK_4, + XCB_MOD_MASK_5 + }; + + LOGFN(__FILE__, __LINE__, __FUNCTION__); + CHECK_XCB_CONN; + + rep = (xcb_get_modifier_mapping_reply_t *)reply; + if ((rep) && (rep->keycodes_per_modifier > 0)) + { + int i = 0; + xcb_keycode_t *modmap; + + modmap = xcb_get_modifier_mapping_keycodes(rep); + for (i = 0; i < (8 * rep->keycodes_per_modifier); i++) + { + int j = 0; + + for (j = 0; j < 8; j++) + { + sym2 = + xcb_key_symbols_get_keysym(_ecore_xcb_keysyms, + modmap[i], j); + if (sym2 != 0) break; + } + if (sym2 == sym) + { + mask = masks[i / rep->keycodes_per_modifier]; + break; + } + } + } + + return mask; +} + +static xcb_keysym_t +_ecore_xcb_keymap_string_to_keysym(const char *str) +{ + int i = 0, n = 0, h = 0; + unsigned long sig = 0; + const char *p = NULL; + int c = 0, idx = 0; + const unsigned char *entry; + unsigned char sig1, sig2; + long unsigned int val; + + p = str; + while ((c = *p++)) + sig = (sig << 1) + c; + + i = (sig % KTABLESIZE); + h = i + 1; + sig1 = (sig >> 8) & 0xff; + sig2 = sig & 0xff; + n = KMAXHASH; + + while ((idx = hashString[i])) + { + entry = &_ecore_xcb_keytable[idx]; + if ((entry[0] == sig1) && (entry[1] == sig2) && + !strcmp(str, (char *)entry + 6)) + { + val = ((entry[2] << 24) | (entry[3] << 16) | + (entry[4] << 8) | (entry[5])); + if (!val) val = 0xffffff; + return val; + } + if (!--n) break; + i += h; + if (i >= KTABLESIZE) i -= KTABLESIZE; + } + + if (*str == 'U') + { + val = 0; + for (p = &str[1]; *p; p++) + { + c = *p; + if (('0' <= c) && (c <= '9')) + val = (val << 4) + c - '0'; + else if (('a' <= c) && (c <= 'f')) + val = (val << 4) + c - 'a' + 10; + else if (('A' <= c) && (c <= 'F')) + val = (val << 4) + c - 'A' + 10; + else + return XCB_NO_SYMBOL; + if (val > 0x10ffff) return XCB_NO_SYMBOL; + } + if ((val < 0x20) || ((val > 0x7e) && (val < 0xa0))) + return XCB_NO_SYMBOL; + if (val < 0x100) return val; + return val | 0x01000000; + } + + if ((strlen(str) > 2) && (str[0] == '0') && (str[1] == 'x')) + { + char *tmp = NULL; + + val = strtoul(str, &tmp, 16); + if ((val == ULONG_MAX) || ((tmp) && (*tmp != '\0'))) + return XCB_NO_SYMBOL; + else + return val; + } + + if (!strncmp(str, "XF86_", 5)) + { + long unsigned int ret; + char *tmp; + + tmp = strdup(str); + if (!tmp) return XCB_NO_SYMBOL; + memmove(&tmp[4], &tmp[5], strlen(str) - 5 + 1); + ret = _ecore_xcb_keymap_string_to_keysym(tmp); + free(tmp); + return ret; + } + + return XCB_NO_SYMBOL; +} + +static int +_ecore_xcb_keymap_translate_key(xcb_keycode_t keycode, + unsigned int modifiers, + unsigned int *modifiers_return, + xcb_keysym_t *keysym_return) +{ + xcb_keysym_t sym; + + if (!_ecore_xcb_keysyms) return 0; + + sym = _ecore_xcb_keymap_keycode_to_keysym(keycode, modifiers); + + if (modifiers_return) + *modifiers_return = ((XCB_MOD_MASK_SHIFT | XCB_MOD_MASK_LOCK) | + _ecore_xcb_mode_switch | ECORE_X_LOCK_NUM); + if (keysym_return) + *keysym_return = sym; + + return 1; +} + +static int +_ecore_xcb_keymap_translate_keysym(xcb_keysym_t keysym, + unsigned int modifiers, + char *buffer, + int bytes) +{ + unsigned long hbytes = 0; + unsigned char c; + + if (!keysym) return 0; + hbytes = (keysym >> 8); + + if (!(bytes && + ((hbytes == 0) || + ((hbytes == 0xFF) && + (((keysym >= XK_BackSpace) && (keysym <= XK_Clear)) || + (keysym == XK_Return) || (keysym == XK_Escape) || + (keysym == XK_KP_Space) || (keysym == XK_KP_Tab) || + (keysym == XK_KP_Enter) || + ((keysym >= XK_KP_Multiply) && (keysym <= XK_KP_9)) || + (keysym == XK_KP_Equal) || (keysym == XK_Delete)))))) + return 0; + + if (keysym == XK_KP_Space) + c = (XK_space & 0x7F); + else if (hbytes == 0xFF) + c = (keysym & 0x7F); + else + c = (keysym & 0xFF); + + if (modifiers & ECORE_X_MODIFIER_CTRL) + { + if (((c >= '@') && (c < '\177')) || c == ' ') + c &= 0x1F; + else if (c == '2') + c = '\000'; + else if ((c >= '3') && (c <= '7')) + c -= ('3' - '\033'); + else if (c == '8') + c = '\177'; + else if (c == '/') + c = '_' & 0x1F; + } + buffer[0] = c; + return 1; +} + -- cgit v1.1