492 lines
13 KiB
C
492 lines
13 KiB
C
#include "ecore_xcb_private.h"
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#define NEED_KEYSYM_TABLE
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#define NEED_VTABLE
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#include "ecore_xcb_keysym_table.h"
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#include <xcb/xcb_keysyms.h>
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#include <X11/keysym.h>
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/* local function prototypes */
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static int _ecore_xcb_keymap_mask_get(void *reply,
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xcb_keysym_t sym);
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static xcb_keysym_t _ecore_xcb_keymap_string_to_keysym(const char *str);
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static int _ecore_xcb_keymap_translate_key(xcb_keycode_t keycode,
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unsigned int modifiers,
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unsigned int *modifiers_return,
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xcb_keysym_t *keysym_return);
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static int _ecore_xcb_keymap_translate_keysym(xcb_keysym_t keysym,
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unsigned int modifiers,
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char *buffer,
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int bytes);
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/* local variables */
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static xcb_key_symbols_t *_ecore_xcb_keysyms;
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static int _ecore_xcb_mode_switch = 0;
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/* public variables */
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EAPI int ECORE_X_MODIFIER_SHIFT = 0;
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EAPI int ECORE_X_MODIFIER_CTRL = 0;
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EAPI int ECORE_X_MODIFIER_ALT = 0;
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EAPI int ECORE_X_MODIFIER_WIN = 0;
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EAPI int ECORE_X_MODIFIER_ALTGR = 0;
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EAPI int ECORE_X_LOCK_SCROLL = 0;
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EAPI int ECORE_X_LOCK_NUM = 0;
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EAPI int ECORE_X_LOCK_CAPS = 0;
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EAPI int ECORE_X_LOCK_SHIFT = 0;
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void
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_ecore_xcb_keymap_init(void)
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{
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LOGFN(__FILE__, __LINE__, __FUNCTION__);
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_ecore_xcb_keysyms = xcb_key_symbols_alloc(_ecore_xcb_conn);
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}
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void
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_ecore_xcb_keymap_finalize(void)
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{
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xcb_get_modifier_mapping_cookie_t cookie;
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xcb_get_modifier_mapping_reply_t *reply;
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LOGFN(__FILE__, __LINE__, __FUNCTION__);
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CHECK_XCB_CONN;
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cookie = xcb_get_modifier_mapping_unchecked(_ecore_xcb_conn);
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reply = xcb_get_modifier_mapping_reply(_ecore_xcb_conn, cookie, NULL);
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if (!reply)
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{
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xcb_key_symbols_free(_ecore_xcb_keysyms);
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return;
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}
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_ecore_xcb_mode_switch = _ecore_xcb_keymap_mask_get(reply, XK_Mode_switch);
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ECORE_X_MODIFIER_SHIFT = _ecore_xcb_keymap_mask_get(reply, XK_Shift_L);
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ECORE_X_MODIFIER_CTRL = _ecore_xcb_keymap_mask_get(reply, XK_Control_L);
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ECORE_X_MODIFIER_ALT = _ecore_xcb_keymap_mask_get(reply, XK_Alt_L);
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if (!ECORE_X_MODIFIER_ALT)
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ECORE_X_MODIFIER_ALT = _ecore_xcb_keymap_mask_get(reply, XK_Meta_L);
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if (!ECORE_X_MODIFIER_ALT)
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ECORE_X_MODIFIER_ALT = _ecore_xcb_keymap_mask_get(reply, XK_Super_L);
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ECORE_X_MODIFIER_WIN = _ecore_xcb_keymap_mask_get(reply, XK_Super_L);
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if (!ECORE_X_MODIFIER_WIN)
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ECORE_X_MODIFIER_WIN = _ecore_xcb_keymap_mask_get(reply, XK_Meta_L);
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ECORE_X_MODIFIER_ALTGR = _ecore_xcb_keymap_mask_get(reply, XK_Mode_switch);
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if (ECORE_X_MODIFIER_WIN == ECORE_X_MODIFIER_ALT)
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ECORE_X_MODIFIER_WIN = 0;
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if (ECORE_X_MODIFIER_ALT == ECORE_X_MODIFIER_CTRL)
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ECORE_X_MODIFIER_ALT = 0;
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ECORE_X_LOCK_SCROLL = _ecore_xcb_keymap_mask_get(reply, XK_Scroll_Lock);
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ECORE_X_LOCK_NUM = _ecore_xcb_keymap_mask_get(reply, XK_Num_Lock);
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ECORE_X_LOCK_CAPS = _ecore_xcb_keymap_mask_get(reply, XK_Caps_Lock);
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ECORE_X_LOCK_SHIFT = _ecore_xcb_keymap_mask_get(reply, XK_Shift_Lock);
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}
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void
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_ecore_xcb_modifiers_get(void)
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{
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_ecore_xcb_keymap_finalize();
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}
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void
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_ecore_xcb_keymap_shutdown(void)
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{
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LOGFN(__FILE__, __LINE__, __FUNCTION__);
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if (_ecore_xcb_keysyms) xcb_key_symbols_free(_ecore_xcb_keysyms);
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}
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void
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_ecore_xcb_keymap_refresh(xcb_mapping_notify_event_t *event)
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{
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CHECK_XCB_CONN;
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xcb_refresh_keyboard_mapping(_ecore_xcb_keysyms, event);
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}
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xcb_keysym_t
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_ecore_xcb_keymap_keycode_to_keysym(xcb_keycode_t keycode,
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int col)
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{
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xcb_keysym_t key0, key1;
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CHECK_XCB_CONN;
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if (col & _ecore_xcb_mode_switch)
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{
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key0 = xcb_key_symbols_get_keysym(_ecore_xcb_keysyms, keycode, 4);
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key1 = xcb_key_symbols_get_keysym(_ecore_xcb_keysyms, keycode, 5);
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}
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else
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{
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key0 = xcb_key_symbols_get_keysym(_ecore_xcb_keysyms, keycode, 0);
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key1 = xcb_key_symbols_get_keysym(_ecore_xcb_keysyms, keycode, 1);
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}
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if (key1 == XCB_NO_SYMBOL)
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key1 = key0;
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if ((col & ECORE_X_LOCK_NUM) &&
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((xcb_is_keypad_key(key1)) || (xcb_is_private_keypad_key(key1))))
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{
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if ((col & XCB_MOD_MASK_SHIFT) ||
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((col & XCB_MOD_MASK_LOCK) && (col & ECORE_X_LOCK_SHIFT)))
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return key0;
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else
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return key1;
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}
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else if (!(col & XCB_MOD_MASK_SHIFT) && !(col & XCB_MOD_MASK_LOCK))
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return key0;
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else if (!(col & XCB_MOD_MASK_SHIFT) &&
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(col & XCB_MOD_MASK_LOCK && (col & ECORE_X_LOCK_CAPS)))
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return key1;
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else if ((col & XCB_MOD_MASK_SHIFT) &&
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(col & XCB_MOD_MASK_LOCK) && (col & ECORE_X_LOCK_CAPS))
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return key0;
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else if ((col & XCB_MOD_MASK_SHIFT) ||
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(col & XCB_MOD_MASK_LOCK && (col & ECORE_X_LOCK_SHIFT)))
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return key1;
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return XCB_NO_SYMBOL;
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}
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xcb_keycode_t *
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_ecore_xcb_keymap_keysym_to_keycode(xcb_keysym_t keysym)
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{
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CHECK_XCB_CONN;
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return xcb_key_symbols_get_keycode(_ecore_xcb_keysyms, keysym);
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}
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char *
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_ecore_xcb_keymap_keysym_to_string(xcb_keysym_t keysym)
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{
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int i = 0, n = 0, h = 0, idx = 0;
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const unsigned char *entry;
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unsigned char val1, val2, val3, val4;
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CHECK_XCB_CONN;
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if (!keysym) return NULL;
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if (keysym == XK_VoidSymbol) keysym = 0;
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if (keysym <= 0x1fffffff)
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{
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val1 = (keysym >> 24);
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val2 = ((keysym >> 16) & 0xff);
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val3 = ((keysym >> 8) & 0xff);
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val4 = (keysym & 0xff);
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i = keysym % VTABLESIZE;
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h = i + 1;
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n = VMAXHASH;
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while ((idx = hashKeysym[i]))
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{
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entry = &_ecore_xcb_keytable[idx];
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if ((entry[0] == val1) && (entry[1] == val2) &&
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(entry[2] == val3) && (entry[3] == val4))
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return (char *)entry + 4;
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if (!--n) break;
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i += h;
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if (i >= VTABLESIZE) i -= VTABLESIZE;
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}
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}
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if ((keysym >= 0x01000100) && (keysym <= 0x0110ffff))
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{
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xcb_keysym_t val;
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char *s = NULL;
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int i = 0;
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val = (keysym & 0xffffff);
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if (val & 0xff0000)
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i = 10;
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else
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i = 6;
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if (!(s = malloc(i))) return NULL;
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i--;
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s[i--] = '\0';
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for (; i; i--)
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{
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val1 = (val & 0xf);
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val >>= 4;
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if (val1 < 10)
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s[i] = '0' + val1;
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else
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s[i] = 'A' + val1 - 10;
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}
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s[i] = 'U';
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return s;
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}
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return NULL;
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}
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xcb_keycode_t
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_ecore_xcb_keymap_string_to_keycode(const char *key)
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{
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if (!strncmp(key, "Keycode-", 8))
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return atoi(key + 8);
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else
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{
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xcb_keysym_t keysym = XCB_NO_SYMBOL;
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xcb_keycode_t *keycodes, keycode = 0;
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int i = 0;
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CHECK_XCB_CONN;
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keysym = _ecore_xcb_keymap_string_to_keysym(key);
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if (keysym == XCB_NO_SYMBOL) return XCB_NO_SYMBOL;
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keycodes = _ecore_xcb_keymap_keysym_to_keycode(keysym);
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if (!keycodes) return XCB_NO_SYMBOL;
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while (keycodes[i] != XCB_NO_SYMBOL)
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{
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if (keycodes[i] != 0)
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{
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keycode = keycodes[i];
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break;
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}
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i++;
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}
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return keycode;
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}
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}
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int
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_ecore_xcb_keymap_lookup_string(xcb_keycode_t keycode,
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int state,
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char *buffer,
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int bytes,
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xcb_keysym_t *sym)
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{
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unsigned int modifiers = 0;
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xcb_keysym_t keysym;
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CHECK_XCB_CONN;
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if (!_ecore_xcb_keymap_translate_key(keycode, state, &modifiers, &keysym))
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return 0;
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if (sym) *sym = keysym;
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return _ecore_xcb_keymap_translate_keysym(keysym, state, buffer, bytes);
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}
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EAPI const char *
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ecore_x_keysym_string_get(int keysym)
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{
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LOGFN(__FILE__, __LINE__, __FUNCTION__);
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return _ecore_xcb_keymap_keysym_to_string(keysym);
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}
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EAPI int
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ecore_x_keysym_keycode_get(const char *keyname)
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{
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LOGFN(__FILE__, __LINE__, __FUNCTION__);
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return _ecore_xcb_keymap_string_to_keycode(keyname);
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}
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/* local functions */
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static int
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_ecore_xcb_keymap_mask_get(void *reply,
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xcb_keysym_t sym)
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{
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xcb_get_modifier_mapping_reply_t *rep;
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xcb_keysym_t sym2;
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int mask = 0;
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const int masks[8] =
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{
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XCB_MOD_MASK_SHIFT, XCB_MOD_MASK_LOCK, XCB_MOD_MASK_CONTROL,
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XCB_MOD_MASK_1, XCB_MOD_MASK_2, XCB_MOD_MASK_3, XCB_MOD_MASK_4,
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XCB_MOD_MASK_5
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};
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LOGFN(__FILE__, __LINE__, __FUNCTION__);
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CHECK_XCB_CONN;
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rep = (xcb_get_modifier_mapping_reply_t *)reply;
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if ((rep) && (rep->keycodes_per_modifier > 0))
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{
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int i = 0;
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xcb_keycode_t *modmap;
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modmap = xcb_get_modifier_mapping_keycodes(rep);
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for (i = 0; i < (8 * rep->keycodes_per_modifier); i++)
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{
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int j = 0;
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for (j = 0; j < 8; j++)
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{
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sym2 =
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xcb_key_symbols_get_keysym(_ecore_xcb_keysyms,
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modmap[i], j);
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if (sym2 != 0) break;
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}
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if (sym2 == sym)
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{
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mask = masks[i / rep->keycodes_per_modifier];
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break;
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}
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}
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}
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return mask;
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}
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static xcb_keysym_t
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_ecore_xcb_keymap_string_to_keysym(const char *str)
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{
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int i = 0, n = 0, h = 0;
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unsigned long sig = 0;
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const char *p = NULL;
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int c = 0, idx = 0;
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const unsigned char *entry;
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unsigned char sig1, sig2;
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long unsigned int val;
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p = str;
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while ((c = *p++))
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sig = (sig << 1) + c;
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i = (sig % KTABLESIZE);
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h = i + 1;
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sig1 = (sig >> 8) & 0xff;
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sig2 = sig & 0xff;
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n = KMAXHASH;
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while ((idx = hashString[i]))
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{
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entry = &_ecore_xcb_keytable[idx];
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if ((entry[0] == sig1) && (entry[1] == sig2) &&
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!strcmp(str, (char *)entry + 6))
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{
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val = ((entry[2] << 24) | (entry[3] << 16) |
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(entry[4] << 8) | (entry[5]));
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if (!val) val = 0xffffff;
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return val;
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}
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if (!--n) break;
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i += h;
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if (i >= KTABLESIZE) i -= KTABLESIZE;
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}
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if (*str == 'U')
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{
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val = 0;
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for (p = &str[1]; *p; p++)
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{
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c = *p;
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if (('0' <= c) && (c <= '9'))
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val = (val << 4) + c - '0';
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else if (('a' <= c) && (c <= 'f'))
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val = (val << 4) + c - 'a' + 10;
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else if (('A' <= c) && (c <= 'F'))
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val = (val << 4) + c - 'A' + 10;
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else
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return XCB_NO_SYMBOL;
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if (val > 0x10ffff) return XCB_NO_SYMBOL;
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}
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if ((val < 0x20) || ((val > 0x7e) && (val < 0xa0)))
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return XCB_NO_SYMBOL;
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if (val < 0x100) return val;
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return val | 0x01000000;
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}
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if ((strlen(str) > 2) && (str[0] == '0') && (str[1] == 'x'))
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{
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char *tmp = NULL;
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val = strtoul(str, &tmp, 16);
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if ((val == ULONG_MAX) || ((tmp) && (*tmp != '\0')))
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return XCB_NO_SYMBOL;
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else
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return val;
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}
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if (!strncmp(str, "XF86_", 5))
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{
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long unsigned int ret;
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char *tmp;
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tmp = strdup(str);
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if (!tmp) return XCB_NO_SYMBOL;
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memmove(&tmp[4], &tmp[5], strlen(str) - 5 + 1);
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ret = _ecore_xcb_keymap_string_to_keysym(tmp);
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free(tmp);
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return ret;
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}
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return XCB_NO_SYMBOL;
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}
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static int
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_ecore_xcb_keymap_translate_key(xcb_keycode_t keycode,
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unsigned int modifiers,
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unsigned int *modifiers_return,
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xcb_keysym_t *keysym_return)
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{
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xcb_keysym_t sym;
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if (!_ecore_xcb_keysyms) return 0;
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sym = _ecore_xcb_keymap_keycode_to_keysym(keycode, modifiers);
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if (modifiers_return)
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*modifiers_return = ((XCB_MOD_MASK_SHIFT | XCB_MOD_MASK_LOCK) |
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_ecore_xcb_mode_switch | ECORE_X_LOCK_NUM);
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if (keysym_return)
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*keysym_return = sym;
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return 1;
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}
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static int
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_ecore_xcb_keymap_translate_keysym(xcb_keysym_t keysym,
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unsigned int modifiers,
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char *buffer,
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int bytes)
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{
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unsigned long hbytes = 0;
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unsigned char c;
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if (!keysym) return 0;
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hbytes = (keysym >> 8);
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if (!(bytes &&
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((hbytes == 0) ||
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((hbytes == 0xFF) &&
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(((keysym >= XK_BackSpace) && (keysym <= XK_Clear)) ||
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(keysym == XK_Return) || (keysym == XK_Escape) ||
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(keysym == XK_KP_Space) || (keysym == XK_KP_Tab) ||
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(keysym == XK_KP_Enter) ||
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((keysym >= XK_KP_Multiply) && (keysym <= XK_KP_9)) ||
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(keysym == XK_KP_Equal) || (keysym == XK_Delete))))))
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return 0;
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if (keysym == XK_KP_Space)
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c = (XK_space & 0x7F);
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else if (hbytes == 0xFF)
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c = (keysym & 0x7F);
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else
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c = (keysym & 0xFF);
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if (modifiers & ECORE_X_MODIFIER_CTRL)
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{
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if (((c >= '@') && (c < '\177')) || c == ' ')
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c &= 0x1F;
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else if (c == '2')
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c = '\000';
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else if ((c >= '3') && (c <= '7'))
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c -= ('3' - '\033');
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else if (c == '8')
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c = '\177';
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else if (c == '/')
|
|
c = '_' & 0x1F;
|
|
}
|
|
buffer[0] = c;
|
|
return 1;
|
|
}
|
|
|