kc3-lang/libxkbcommon/src/text.c

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• Hash : 40aab05e
  Author :
  Date : 2019-12-27T13:03:20
  

  build: include config.h manually Previously we included it with an `-include` compiler directive. But that's not portable. And it's better to be explicit anyway. Every .c file should have `include "config.h"` first thing. Signed-off-by: Ran Benita <ran@unusedvar.com>

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• src/text.c

• /************************************************************
   * Copyright (c) 1994 by Silicon Graphics Computer Systems, Inc.
   *
   * Permission to use, copy, modify, and distribute this
   * software and its documentation for any purpose and without
   * fee is hereby granted, provided that the above copyright
   * notice appear in all copies and that both that copyright
   * notice and this permission notice appear in supporting
   * documentation, and that the name of Silicon Graphics not be
   * used in advertising or publicity pertaining to distribution
   * of the software without specific prior written permission.
   * Silicon Graphics makes no representation about the suitability
   * of this software for any purpose. It is provided "as is"
   * without any express or implied warranty.
   *
   * SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
   * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
   * AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
   * GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
   * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
   * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
   * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION  WITH
   * THE USE OR PERFORMANCE OF THIS SOFTWARE.
   *
   ********************************************************/
  
  #include "config.h"
  
  #include "keymap.h"
  #include "text.h"
  
  bool
  LookupString(const LookupEntry tab[], const char *string,
                unsigned int *value_rtrn)
  {
      if (!string)
          return false;
  
      for (const LookupEntry *entry = tab; entry->name; entry++) {
          if (istreq(entry->name, string)) {
              *value_rtrn = entry->value;
              return true;
          }
      }
  
      return false;
  }
  
  const char *
  LookupValue(const LookupEntry tab[], unsigned int value)
  {
      for (const LookupEntry *entry = tab; entry->name; entry++)
          if (entry->value == value)
              return entry->name;
  
      return NULL;
  }
  
  const LookupEntry ctrlMaskNames[] = {
      { "RepeatKeys", CONTROL_REPEAT },
      { "Repeat", CONTROL_REPEAT },
      { "AutoRepeat", CONTROL_REPEAT },
      { "SlowKeys", CONTROL_SLOW },
      { "BounceKeys", CONTROL_DEBOUNCE },
      { "StickyKeys", CONTROL_STICKY },
      { "MouseKeys", CONTROL_MOUSEKEYS },
      { "MouseKeysAccel", CONTROL_MOUSEKEYS_ACCEL },
      { "AccessXKeys", CONTROL_AX },
      { "AccessXTimeout", CONTROL_AX_TIMEOUT },
      { "AccessXFeedback", CONTROL_AX_FEEDBACK },
      { "AudibleBell", CONTROL_BELL },
      { "IgnoreGroupLock", CONTROL_IGNORE_GROUP_LOCK },
      { "all", CONTROL_ALL },
      { "none", 0 },
      { "Overlay1", 0 },
      { "Overlay2", 0 },
      { NULL, 0 }
  };
  
  const LookupEntry modComponentMaskNames[] = {
      { "base", XKB_STATE_MODS_DEPRESSED },
      { "latched", XKB_STATE_MODS_LATCHED },
      { "locked", XKB_STATE_MODS_LOCKED },
      { "effective", XKB_STATE_MODS_EFFECTIVE },
      { "compat", XKB_STATE_MODS_EFFECTIVE },
      { "any", XKB_STATE_MODS_EFFECTIVE },
      { "none", 0 },
      { NULL, 0 }
  };
  
  const LookupEntry groupComponentMaskNames[] = {
      { "base", XKB_STATE_LAYOUT_DEPRESSED },
      { "latched", XKB_STATE_LAYOUT_LATCHED },
      { "locked", XKB_STATE_LAYOUT_LOCKED },
      { "effective", XKB_STATE_LAYOUT_EFFECTIVE },
      { "any", XKB_STATE_LAYOUT_EFFECTIVE },
      { "none", 0 },
      { NULL, 0 }
  };
  
  const LookupEntry groupMaskNames[] = {
      { "Group1", 0x01 },
      { "Group2", 0x02 },
      { "Group3", 0x04 },
      { "Group4", 0x08 },
      { "Group5", 0x10 },
      { "Group6", 0x20 },
      { "Group7", 0x40 },
      { "Group8", 0x80 },
      { "none", 0x00 },
      { "all", 0xff },
      { NULL, 0 }
  };
  
  const LookupEntry groupNames[] = {
      { "Group1", 1 },
      { "Group2", 2 },
      { "Group3", 3 },
      { "Group4", 4 },
      { "Group5", 5 },
      { "Group6", 6 },
      { "Group7", 7 },
      { "Group8", 8 },
      { NULL, 0 }
  };
  
  const LookupEntry levelNames[] = {
      { "Level1", 1 },
      { "Level2", 2 },
      { "Level3", 3 },
      { "Level4", 4 },
      { "Level5", 5 },
      { "Level6", 6 },
      { "Level7", 7 },
      { "Level8", 8 },
      { NULL, 0 }
  };
  
  const LookupEntry buttonNames[] = {
      { "Button1", 1 },
      { "Button2", 2 },
      { "Button3", 3 },
      { "Button4", 4 },
      { "Button5", 5 },
      { "default", 0 },
      { NULL, 0 }
  };
  
  const LookupEntry useModMapValueNames[] = {
      { "LevelOne", 1 },
      { "Level1", 1 },
      { "AnyLevel", 0 },
      { "any", 0 },
      { NULL, 0 }
  };
  
  const LookupEntry actionTypeNames[] = {
      { "NoAction", ACTION_TYPE_NONE },
      { "SetMods", ACTION_TYPE_MOD_SET },
      { "LatchMods", ACTION_TYPE_MOD_LATCH },
      { "LockMods", ACTION_TYPE_MOD_LOCK },
      { "SetGroup", ACTION_TYPE_GROUP_SET },
      { "LatchGroup", ACTION_TYPE_GROUP_LATCH },
      { "LockGroup", ACTION_TYPE_GROUP_LOCK },
      { "MovePtr", ACTION_TYPE_PTR_MOVE },
      { "MovePointer", ACTION_TYPE_PTR_MOVE },
      { "PtrBtn", ACTION_TYPE_PTR_BUTTON },
      { "PointerButton", ACTION_TYPE_PTR_BUTTON },
      { "LockPtrBtn", ACTION_TYPE_PTR_LOCK },
      { "LockPtrButton", ACTION_TYPE_PTR_LOCK },
      { "LockPointerButton", ACTION_TYPE_PTR_LOCK },
      { "LockPointerBtn", ACTION_TYPE_PTR_LOCK },
      { "SetPtrDflt", ACTION_TYPE_PTR_DEFAULT },
      { "SetPointerDefault", ACTION_TYPE_PTR_DEFAULT },
      { "Terminate", ACTION_TYPE_TERMINATE },
      { "TerminateServer", ACTION_TYPE_TERMINATE },
      { "SwitchScreen", ACTION_TYPE_SWITCH_VT },
      { "SetControls", ACTION_TYPE_CTRL_SET },
      { "LockControls", ACTION_TYPE_CTRL_LOCK },
      { "Private", ACTION_TYPE_PRIVATE },
      /* deprecated actions below here - unused */
      { "RedirectKey", ACTION_TYPE_NONE },
      { "Redirect", ACTION_TYPE_NONE },
      { "ISOLock", ACTION_TYPE_NONE },
      { "ActionMessage", ACTION_TYPE_NONE },
      { "MessageAction", ACTION_TYPE_NONE },
      { "Message", ACTION_TYPE_NONE },
      { "DeviceBtn", ACTION_TYPE_NONE },
      { "DevBtn", ACTION_TYPE_NONE },
      { "DevButton", ACTION_TYPE_NONE },
      { "DeviceButton", ACTION_TYPE_NONE },
      { "LockDeviceBtn", ACTION_TYPE_NONE },
      { "LockDevBtn", ACTION_TYPE_NONE },
      { "LockDevButton", ACTION_TYPE_NONE },
      { "LockDeviceButton", ACTION_TYPE_NONE },
      { "DeviceValuator", ACTION_TYPE_NONE },
      { "DevVal", ACTION_TYPE_NONE },
      { "DeviceVal", ACTION_TYPE_NONE },
      { "DevValuator", ACTION_TYPE_NONE },
      { NULL, 0 },
  };
  
  const LookupEntry symInterpretMatchMaskNames[] = {
      { "NoneOf", MATCH_NONE },
      { "AnyOfOrNone", MATCH_ANY_OR_NONE },
      { "AnyOf", MATCH_ANY },
      { "AllOf", MATCH_ALL },
      { "Exactly", MATCH_EXACTLY },
      { NULL, 0 },
  };
  
  const char *
  ModIndexText(struct xkb_context *ctx, const struct xkb_mod_set *mods,
               xkb_mod_index_t ndx)
  {
      if (ndx == XKB_MOD_INVALID)
          return "none";
  
      if (ndx >= mods->num_mods)
          return NULL;
  
      return xkb_atom_text(ctx, mods->mods[ndx].name);
  }
  
  const char *
  ActionTypeText(enum xkb_action_type type)
  {
      const char *name = LookupValue(actionTypeNames, type);
      return name ? name : "Private";
  }
  
  const char *
  KeysymText(struct xkb_context *ctx, xkb_keysym_t sym)
  {
      char *buffer = xkb_context_get_buffer(ctx, 64);
      xkb_keysym_get_name(sym, buffer, 64);
      return buffer;
  }
  
  const char *
  KeyNameText(struct xkb_context *ctx, xkb_atom_t name)
  {
      const char *sname = xkb_atom_text(ctx, name);
      size_t len = strlen_safe(sname) + 3;
      char *buf = xkb_context_get_buffer(ctx, len);
      snprintf(buf, len, "<%s>", strempty(sname));
      return buf;
  }
  
  const char *
  SIMatchText(enum xkb_match_operation type)
  {
      return LookupValue(symInterpretMatchMaskNames, type);
  }
  
  const char *
  ModMaskText(struct xkb_context *ctx, const struct xkb_mod_set *mods,
              xkb_mod_mask_t mask)
  {
      char buf[1024] = {0};
      size_t pos = 0;
      xkb_mod_index_t i;
      const struct xkb_mod *mod;
  
      if (mask == 0)
          return "none";
  
      if (mask == MOD_REAL_MASK_ALL)
          return "all";
  
      xkb_mods_enumerate(i, mod, mods) {
          int ret;
  
          if (!(mask & (1u << i)))
              continue;
  
          ret = snprintf(buf + pos, sizeof(buf) - pos, "%s%s",
                         pos == 0 ? "" : "+",
                         xkb_atom_text(ctx, mod->name));
          if (ret <= 0 || pos + ret >= sizeof(buf))
              break;
          else
              pos += ret;
      }
  
      return strcpy(xkb_context_get_buffer(ctx, pos + 1), buf);
  }
  
  const char *
  LedStateMaskText(struct xkb_context *ctx, enum xkb_state_component mask)
  {
      char buf[1024];
      size_t pos = 0;
  
      if (mask == 0)
          return "0";
  
      for (unsigned i = 0; mask; i++) {
          int ret;
  
          if (!(mask & (1u << i)))
              continue;
  
          mask &= ~(1u << i);
  
          ret = snprintf(buf + pos, sizeof(buf) - pos, "%s%s",
                         pos == 0 ? "" : "+",
                         LookupValue(modComponentMaskNames, 1u << i));
          if (ret <= 0 || pos + ret >= sizeof(buf))
              break;
          else
              pos += ret;
      }
  
      return strcpy(xkb_context_get_buffer(ctx, pos + 1), buf);
  }
  
  const char *
  ControlMaskText(struct xkb_context *ctx, enum xkb_action_controls mask)
  {
      char buf[1024];
      size_t pos = 0;
  
      if (mask == 0)
          return "none";
  
      if (mask == CONTROL_ALL)
          return "all";
  
      for (unsigned i = 0; mask; i++) {
          int ret;
  
          if (!(mask & (1u << i)))
              continue;
  
          mask &= ~(1u << i);
  
          ret = snprintf(buf + pos, sizeof(buf) - pos, "%s%s",
                         pos == 0 ? "" : "+",
                         LookupValue(ctrlMaskNames, 1u << i));
          if (ret <= 0 || pos + ret >= sizeof(buf))
              break;
          else
              pos += ret;
      }
  
      return strcpy(xkb_context_get_buffer(ctx, pos + 1), buf);
  }
  

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