lib/keybind.c

   1 /*
   2    Definitions of key bindings.
   3
   4    Copyright (C) 2009, 2011
   5    The Free Software Foundation, Inc.
   6
   7    Written by:
   8    Vitja Makarov, 2005
   9    Ilia Maslakov <il.smind@gmail.com>, 2009
  10    Andrew Borodin <aborodin@vmail.ru>, 2009, 2010
  11
  12    This file is part of the Midnight Commander.
  13
  14    The Midnight Commander is free software: you can redistribute it
  15    and/or modify it under the terms of the GNU General Public License as
  16    published by the Free Software Foundation, either version 3 of the License,
  17    or (at your option) any later version.
  18
  19    The Midnight Commander is distributed in the hope that it will be useful,
  20    but WITHOUT ANY WARRANTY; without even the implied warranty of
  21    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22    GNU General Public License for more details.
  23
  24    You should have received a copy of the GNU General Public License
  25    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  26  */
  27
  28 #include <config.h>
  29
  30 #include <ctype.h>
  31 #include <stdlib.h>
  32 #include <string.h>
  33 #include <sys/types.h>
  34
  35 #include "lib/global.h"
  36 #include "lib/tty/key.h"        /* KEY_M_ */
  37 #include "lib/keybind.h"
  38
  39 /*** global variables ****************************************************************************/
  40
  41 /*** file scope macro definitions ****************************************************************/
  42
  43 /*** file scope type declarations ****************************************************************/
  44
  45 /*** file scope variables ************************************************************************/
  46
  47 static name_keymap_t command_names[] = {
  48     /* common */
  49     {"InsertChar", CK_InsertChar},
  50     {"Enter", CK_Enter},
  51     {"Up", CK_Up},
  52     {"Down", CK_Down},
  53     {"Left", CK_Left},
  54     {"Right", CK_Right},
  55     {"LeftQuick", CK_LeftQuick},
  56     {"RightQuick", CK_RightQuick},
  57     {"Home", CK_Home},
  58     {"End", CK_End},
  59     {"PageUp", CK_PageUp},
  60     {"PageDown", CK_PageDown},
  61     {"HalfPageUp", CK_HalfPageUp},
  62     {"HalfPageDown", CK_HalfPageDown},
  63     {"Top", CK_Top},
  64     {"Bottom", CK_Bottom},
  65     {"TopOnScreen", CK_TopOnScreen},
  66     {"MiddleOnScreen", CK_MiddleOnScreen},
  67     {"BottomOnScreen", CK_BottomOnScreen},
  68     {"WordLeft", CK_WordLeft},
  69     {"WordRight", CK_WordRight},
  70     {"Copy", CK_Copy},
  71     {"Move", CK_Move},
  72     {"Delete", CK_Delete},
  73     {"MakeDir", CK_MakeDir},
  74     {"ChangeMode", CK_ChangeMode},
  75     {"ChangeOwn", CK_ChangeOwn},
  76     {"ChangeOwnAdvanced", CK_ChangeOwnAdvanced},
  77     {"Remove", CK_Remove},
  78     {"BackSpace", CK_BackSpace},
  79     {"Redo", CK_Redo},
  80     {"Clear", CK_Clear},
  81     {"Menu", CK_Menu},
  82     {"MenuLastSelected", CK_MenuLastSelected},
  83     {"UserMenu", CK_UserMenu},
  84     {"EditUserMenu", CK_EditUserMenu},
  85     {"Search", CK_Search},
  86     {"SearchContinue", CK_SearchContinue},
  87     {"Replace", CK_Replace},
  88     {"ReplaceContinue", CK_ReplaceContinue},
  89     {"Help", CK_Help},
  90     {"Shell", CK_Shell},
  91     {"Edit", CK_Edit},
  92     {"EditNew", CK_EditNew},
  93 #ifdef HAVE_CHARSET
  94     {"SelectCodepage", CK_SelectCodepage},
  95 #endif
  96     {"History", CK_History},
  97     {"HistoryNext", CK_HistoryNext},
  98     {"HistoryPrev", CK_HistoryPrev},
  99     {"Complete", CK_Complete},
 100     {"Save", CK_Save},
 101     {"SaveAs", CK_SaveAs},
 102     {"Goto", CK_Goto},
 103     {"Reread", CK_Reread},
 104     {"Refresh", CK_Refresh},
 105     {"Suspend", CK_Suspend},
 106     {"Swap", CK_Swap},
 107     {"HotList", CK_HotList},
 108     {"SelectInvert", CK_SelectInvert},
 109     {"ScreenList", CK_ScreenList},
 110     {"ScreenNext", CK_ScreenNext},
 111     {"ScreenPrev", CK_ScreenPrev},
 112     {"FileNext", CK_FileNext},
 113     {"FilePrev", CK_FilePrev},
 114     {"DeleteToHome", CK_DeleteToHome},
 115     {"DeleteToEnd", CK_DeleteToEnd},
 116     {"DeleteToWordBegin", CK_DeleteToWordBegin},
 117     {"DeleteToWordEnd", CK_DeleteToWordEnd},
 118     {"Cut", CK_Cut},
 119     {"Store", CK_Store},
 120     {"Paste", CK_Paste},
 121     {"Mark", CK_Mark},
 122     {"MarkLeft", CK_MarkLeft},
 123     {"MarkRight", CK_MarkRight},
 124     {"MarkUp", CK_MarkUp},
 125     {"MarkDown", CK_MarkDown},
 126     {"MarkToWordBegin", CK_MarkToWordBegin},
 127     {"MarkToWordEnd", CK_MarkToWordEnd},
 128     {"MarkToHome", CK_MarkToHome},
 129     {"MarkToEnd", CK_MarkToEnd},
 130     {"ToggleNavigation", CK_ToggleNavigation},
 131     {"Sort", CK_Sort},
 132     {"Options", CK_Options},
 133     {"LearnKeys", CK_LearnKeys},
 134     {"Bookmark", CK_Bookmark},
 135     {"Quit", CK_Quit},
 136     {"QuitQuiet", CK_QuitQuiet},
 137     {"ExtendedKeyMap", CK_ExtendedKeyMap},
 138
 139     /* main commands */
 140 #ifdef USE_INTERNAL_EDIT
 141     {"EditForceInternal", CK_EditForceInternal},
 142 #endif
 143     {"View", CK_View},
 144     {"ViewRaw", CK_ViewRaw},
 145     {"ViewFile", CK_ViewFile},
 146     {"ViewFiltered", CK_ViewFiltered},
 147     {"Find", CK_Find},
 148     {"DirSize", CK_DirSize},
 149     {"PanelListingSwitch", CK_PanelListingSwitch},
 150     {"CompareDirs", CK_CompareDirs},
 151 #ifdef USE_DIFF_VIEW
 152     {"CompareFiles", CK_CompareFiles},
 153 #endif
 154     {"OptionsVfs", CK_OptionsVfs},
 155     {"OptionsConfirm", CK_OptionsConfirm},
 156     {"OptionsDisplayBits", CK_OptionsDisplayBits},
 157     {"EditExtensionsFile", CK_EditExtensionsFile},
 158     {"EditFileHighlightFile", CK_EditFileHighlightFile},
 159     {"LinkSymbolicEdit", CK_LinkSymbolicEdit},
 160     {"ExternalPanelize", CK_ExternalPanelize},
 161     {"Filter", CK_Filter},
 162 #ifdef ENABLE_VFS_FISH
 163     {"ConnectFish", CK_ConnectFish},
 164 #endif
 165 #ifdef ENABLE_VFS_FTP
 166     {"ConnectFtp", CK_ConnectFtp},
 167 #endif
 168 #ifdef ENABLE_VFS_SMB
 169     {"ConnectSmb", CK_ConnectSmb},
 170 #endif
 171     {"PanelInfo", CK_PanelInfo},
 172 #ifdef ENABLE_BACKGROUND
 173     {"Jobs", CK_Jobs},
 174 #endif
 175     {"OptionsLayout", CK_OptionsLayout},
 176     {"Link", CK_Link},
 177     {"PanelListingChange", CK_PanelListingChange},
 178     {"PanelListing", CK_PanelListing},
 179 #ifdef LISTMODE_EDITOR
 180     {"ListMode", CK_ListMode}.
 181 #endif
 182     {"OptionsPanel", CK_OptionsPanel},
 183     {"CdQuick", CK_CdQuick},
 184     {"PanelQuickView", CK_PanelQuickView},
 185     {"LinkSymbolicRelative", CK_LinkSymbolicRelative},
 186     {"VfsList", CK_VfsList},
 187     {"SaveSetup", CK_SaveSetup},
 188     {"LinkSymbolic", CK_LinkSymbolic},
 189     {"PanelTree", CK_PanelTree},
 190     {"Tree", CK_Tree},
 191 #ifdef ENABLE_VFS_UNDELFS
 192     {"Undelete", CK_Undelete},
 193 #endif
 194     {"PutCurrentLink", CK_PutCurrentLink},
 195     {"PutOtherLink", CK_PutOtherLink},
 196     {"HotListAdd", CK_HotListAdd},
 197     {"ShowHidden", CK_ShowHidden},
 198     {"SplitVertHoriz", CK_SplitVertHoriz},
 199     {"PutCurrentPath", CK_PutCurrentPath},
 200     {"PutOtherPath", CK_PutOtherPath},
 201     {"PutCurrentTagged", CK_PutCurrentTagged},
 202     {"PutOtherTagged", CK_PutOtherTagged},
 203     {"Select", CK_Select},
 204     {"Unselect", CK_Unselect},
 205
 206     /* panel */
 207     {"PanelOtherCd", CK_PanelOtherCd},
 208     {"PanelOtherCdLink", CK_PanelOtherCdLink},
 209     {"CopySingle", CK_CopySingle},
 210     {"MoveSingle", CK_MoveSingle},
 211     {"DeleteSingle", CK_DeleteSingle},
 212     {"CdParent", CK_CdParent},
 213     {"CdChild", CK_CdChild},
 214     {"Panelize", CK_Panelize},
 215     {"PanelOtherSync", CK_PanelOtherSync},
 216     {"SortNext", CK_SortNext},
 217     {"SortPrev", CK_SortPrev},
 218     {"SortReverse", CK_SortReverse},
 219     {"SortByName", CK_SortByName},
 220     {"SortByExt", CK_SortByExt},
 221     {"SortBySize", CK_SortBySize},
 222     {"SortByMTime", CK_SortByMTime},
 223     {"CdParentSmart", CK_CdParentSmart},
 224
 225     /* dialog */
 226     {"Ok", CK_Ok},
 227     {"Cancel", CK_Cancel},
 228
 229     /* input line */
 230     {"Yank", CK_Yank},
 231
 232     /* help */
 233     {"Index", CK_Index},
 234     {"Back", CK_Back},
 235     {"LinkNext", CK_LinkNext},
 236     {"LinkPrev", CK_LinkPrev},
 237     {"NodeNext", CK_NodeNext},
 238     {"NodePrev", CK_NodePrev},
 239
 240     /* tree */
 241     {"Forget", CK_Forget},
 242
 243 #if defined (USE_INTERNAL_EDIT) || defined (USE_DIFF_VIEW)
 244     {"ShowNumbers", CK_ShowNumbers},
 245 #endif
 246
 247 #ifdef USE_INTERNAL_EDIT
 248     {"Tab", CK_Tab},
 249     {"Undo", CK_Undo},
 250     {"ScrollUp", CK_ScrollUp},
 251     {"ScrollDown", CK_ScrollDown},
 252     {"Return", CK_Return},
 253     {"ParagraphUp", CK_ParagraphUp},
 254     {"ParagraphDown", CK_ParagraphDown},
 255     {"EditFile", CK_EditFile},
 256     {"MarkWord", CK_MarkWord},
 257     {"MarkLine", CK_MarkLine},
 258     {"MarkAll", CK_MarkAll},
 259     {"Unmark", CK_Unmark},
 260     {"MarkColumn", CK_MarkColumn},
 261     {"BlockSave", CK_BlockSave},
 262     {"InsertFile", CK_InsertFile},
 263     {"InsertOverwrite", CK_InsertOverwrite},
 264     {"Date", CK_Date},
 265     {"DeleteLine", CK_DeleteLine},
 266     {"EditMail", CK_Mail},
 267     {"ParagraphFormat", CK_ParagraphFormat},
 268     {"MatchBracket", CK_MatchBracket},
 269     {"ExternalCommand", CK_ExternalCommand},
 270     {"MacroStartRecord", CK_MacroStartRecord},
 271     {"MacroStopRecord", CK_MacroStopRecord},
 272     {"MacroStartStopRecord", CK_MacroStartStopRecord},
 273     {"MacroDelete", CK_MacroDelete},
 274     {"RepeatStartStopRecord", CK_RepeatStartStopRecord},
 275     {"BookmarkFlush", CK_BookmarkFlush},
 276     {"BookmarkNext", CK_BookmarkNext},
 277     {"BookmarkPrev", CK_BookmarkPrev},
 278     {"MarkPageUp", CK_MarkPageUp},
 279     {"MarkPageDown", CK_MarkPageDown},
 280     {"MarkToFileBegin", CK_MarkToFileBegin},
 281     {"MarkToFileEnd", CK_MarkToFileEnd},
 282     {"MarkToPageBegin", CK_MarkToPageBegin},
 283     {"MarkToPageEnd", CK_MarkToPageEnd},
 284     {"MarkScrollUp", CK_MarkScrollUp},
 285     {"MarkScrollDown", CK_MarkScrollDown},
 286     {"MarkParagraphUp", CK_MarkParagraphUp},
 287     {"MarkParagraphDown", CK_MarkParagraphDown},
 288     {"MarkColumnPageUp", CK_MarkColumnPageUp},
 289     {"MarkColumnPageDown", CK_MarkColumnPageDown},
 290     {"MarkColumnLeft", CK_MarkColumnLeft},
 291     {"MarkColumnRight", CK_MarkColumnRight},
 292     {"MarkColumnUp", CK_MarkColumnUp},
 293     {"MarkColumnDown", CK_MarkColumnDown},
 294     {"MarkColumnScrollUp", CK_MarkColumnScrollUp},
 295     {"MarkColumnScrollDown", CK_MarkColumnScrollDown},
 296     {"MarkColumnParagraphUp", CK_MarkColumnParagraphUp},
 297     {"MarkColumnParagraphDown", CK_MarkColumnParagraphDown},
 298     {"BlockShiftLeft", CK_BlockShiftLeft},
 299     {"BlockShiftRight", CK_BlockShiftRight},
 300     {"InsertLiteral", CK_InsertLiteral},
 301     {"ShowTabTws", CK_ShowTabTws},
 302     {"SyntaxOnOff", CK_SyntaxOnOff},
 303     {"SyntaxChoose", CK_SyntaxChoose},
 304     {"ShowMargin", CK_ShowMargin},
 305     {"OptionsSaveMode", CK_OptionsSaveMode},
 306     {"About", CK_About},
 307     /* An action to run external script from macro */
 308     {"ExecuteScript", CK_PipeBlock (0)},
 309 #endif /* USE_INTERNAL_EDIT */
 310
 311     /* viewer */
 312     {"WrapMode", CK_WrapMode},
 313     {"HexEditMode", CK_HexEditMode},
 314     {"HexMode", CK_HexMode},
 315     {"MagicMode", CK_MagicMode},
 316     {"NroffMode", CK_NroffMode},
 317     {"BookmarkGoto", CK_BookmarkGoto},
 318     {"Ruler", CK_Ruler},
 319     {"SearchForward", CK_SearchForward},
 320     {"SearchBackward", CK_SearchBackward},
 321     {"SearchForwardContinue", CK_SearchForwardContinue},
 322     {"SearchBackwardContinue", CK_SearchBackwardContinue},
 323
 324 #ifdef USE_DIFF_VIEW
 325     /* diff viewer */
 326     {"ShowSymbols", CK_ShowSymbols},
 327     {"SplitFull", CK_SplitFull},
 328     {"SplitEqual", CK_SplitEqual},
 329     {"SplitMore", CK_SplitMore},
 330     {"SplitLess", CK_SplitLess},
 331     {"Tab2", CK_Tab2},
 332     {"Tab3", CK_Tab3},
 333     {"Tab4", CK_Tab4},
 334     {"Tab8", CK_Tab8},
 335     {"HunkNext", CK_HunkNext},
 336     {"HunkPrev", CK_HunkPrev},
 337     {"EditOther", CK_EditOther},
 338     {"Merge", CK_Merge},
 339 #endif /* USE_DIFF_VIEW */
 340
 341     {NULL, CK_IgnoreKey}
 342 };
 343
 344 /* *INDENT-OFF* */
 345 static const size_t num_command_names = G_N_ELEMENTS (command_names) - 1;
 346 /* *INDENT-ON* */
 347
 348 /*** file scope functions ************************************************************************/
 349 /* --------------------------------------------------------------------------------------------- */
 350
 351 static int
 352 name_keymap_comparator (const void *p1, const void *p2)
 353 {
 354     const name_keymap_t *m1 = (const name_keymap_t *) p1;
 355     const name_keymap_t *m2 = (const name_keymap_t *) p2;
 356
 357     return g_ascii_strcasecmp (m1->name, m2->name);
 358 }
 359
 360 /* --------------------------------------------------------------------------------------------- */
 361
 362 static inline void
 363 sort_command_names (void)
 364 {
 365     static gboolean has_been_sorted = FALSE;
 366
 367     if (!has_been_sorted)
 368     {
 369         qsort (command_names, num_command_names,
 370                sizeof (command_names[0]), &name_keymap_comparator);
 371         has_been_sorted = TRUE;
 372     }
 373 }
 374
 375 /* --------------------------------------------------------------------------------------------- */
 376
 377 static void
 378 keymap_add (GArray * keymap, long key, unsigned long cmd, const char *caption)
 379 {
 380     if (key != 0 && cmd != CK_IgnoreKey)
 381     {
 382         global_keymap_t new_bind;
 383
 384         new_bind.key = key;
 385         new_bind.command = cmd;
 386         g_snprintf (new_bind.caption, sizeof (new_bind.caption), "%s", caption);
 387         g_array_append_val (keymap, new_bind);
 388     }
 389 }
 390
 391 /* --------------------------------------------------------------------------------------------- */
 392 /*** public functions ****************************************************************************/
 393 /* --------------------------------------------------------------------------------------------- */
 394
 395 void
 396 keybind_cmd_bind (GArray * keymap, const char *keybind, unsigned long action)
 397 {
 398     char *caption = NULL;
 399     long key;
 400
 401     key = lookup_key (keybind, &caption);
 402     keymap_add (keymap, key, action, caption);
 403     g_free (caption);
 404 }
 405
 406 /* --------------------------------------------------------------------------------------------- */
 407
 408 unsigned long
 409 keybind_lookup_action (const char *name)
 410 {
 411     const name_keymap_t key = { name, 0 };
 412     name_keymap_t *res;
 413
 414     sort_command_names ();
 415
 416     res = bsearch (&key, command_names, num_command_names,
 417                    sizeof (command_names[0]), name_keymap_comparator);
 418
 419     return (res != NULL) ? res->val : CK_IgnoreKey;
 420 }
 421
 422 /* --------------------------------------------------------------------------------------------- */
 423
 424 const char *
 425 keybind_lookup_actionname (unsigned long action)
 426 {
 427     size_t i;
 428
 429     for (i = 0; command_names[i].name != NULL; i++)
 430         if (command_names[i].val == action)
 431             return command_names[i].name;
 432
 433     return NULL;
 434 }
 435
 436 /* --------------------------------------------------------------------------------------------- */
 437
 438 const char *
 439 keybind_lookup_keymap_shortcut (const global_keymap_t * keymap, unsigned long action)
 440 {
 441     size_t i;
 442
 443     if (keymap != NULL)
 444         for (i = 0; keymap[i].key != 0; i++)
 445             if (keymap[i].command == action)
 446                 return (keymap[i].caption[0] != '\0') ? keymap[i].caption : NULL;
 447
 448     return NULL;
 449 }
 450
 451 /* --------------------------------------------------------------------------------------------- */
 452
 453 unsigned long
 454 keybind_lookup_keymap_command (const global_keymap_t * keymap, long key)
 455 {
 456     size_t i;
 457
 458     if (keymap != NULL)
 459         for (i = 0; keymap[i].key != 0; i++)
 460             if (keymap[i].key == key)
 461                 return keymap[i].command;
 462
 463     return CK_IgnoreKey;
 464 }
 465
 466 /* --------------------------------------------------------------------------------------------- */