src/platform/wxwidgets/keyboard.cpp

   1 #include "library/keyboard.hpp"
   2 #include "core/keymapper.hpp"
   3 #include "core/window.hpp"
   4
   5 #include <cstdint>
   6 #include <map>
   7
   8 #include <wx/wx.h>
   9 #include <wx/event.h>
  10 #include <wx/control.h>
  11 #include <wx/combobox.h>
  12
  13 int wx_escape_count = 0;
  14
  15 namespace
  16 {
  17         //Modifier table.
  18         struct modifier_entry
  19         {
  20                 int mod;
  21                 const char* name;
  22                 const char* lname;
  23                 keyboard::modifier* allocated;
  24         } modifiers[] = {
  25                 { wxMOD_ALT, "alt", NULL, NULL },
  26                 { wxMOD_CONTROL, "ctrl", NULL, NULL },
  27                 { wxMOD_SHIFT, "shift", NULL, NULL },
  28                 { wxMOD_META, "meta", NULL, NULL },
  29 #ifdef __WXMAC__
  30                 { wxMOD_CMD, "cmd", NULL, NULL },
  31 #endif
  32                 { 0, NULL, NULL }
  33         };
  34
  35         struct key_entry
  36         {
  37                 int keynum;
  38                 const char* name;
  39                 const char* clazz;
  40                 keyboard::key_key* allocated;
  41         } keys[] = {
  42                 { WXK_BACK, "back", "editing", NULL },
  43                 { WXK_TAB, "tab", "editing", NULL },
  44                 { WXK_RETURN, "return", "editing", NULL },
  45                 { WXK_ESCAPE, "escape", "editing", NULL },
  46                 { WXK_SPACE, "space", "characters", NULL },
  47                 { 33, "exclaim", "characters", NULL },
  48                 { 34, "quotedbl", "characters", NULL },
  49                 { 35, "hash", "characters", NULL },
  50                 { 36, "dollar", "characters", NULL },
  51                 { 37, "percent", "characters", NULL },
  52                 { 38, "ampersand", "characters", NULL },
  53                 { 39, "quote", "characters", NULL },
  54                 { 40, "leftparen", "characters", NULL },
  55                 { 41, "rightparen", "characters", NULL },
  56                 { 42, "asterisk", "characters", NULL },
  57                 { 43, "plus", "characters", NULL },
  58                 { 44, "comma", "characters", NULL },
  59                 { 45, "minus", "characters", NULL },
  60                 { 46, "period", "characters", NULL },
  61                 { 47, "slash", "characters", NULL },
  62                 { 48, "0", "numeric", NULL },
  63                 { 49, "1", "numeric", NULL },
  64                 { 50, "2", "numeric", NULL },
  65                 { 51, "3", "numeric", NULL },
  66                 { 52, "4", "numeric", NULL },
  67                 { 53, "5", "numeric", NULL },
  68                 { 54, "6", "numeric", NULL },
  69                 { 55, "7", "numeric", NULL },
  70                 { 56, "8", "numeric", NULL },
  71                 { 57, "9", "numeric", NULL },
  72                 { 58, "colon", "characters", NULL },
  73                 { 59, "semicolon", "characters", NULL },
  74                 { 60, "less", "characters", NULL },
  75                 { 61, "equals", "characters", NULL },
  76                 { 62, "greater", "characters", NULL },
  77                 { 63, "question", "characters", NULL },
  78                 { 64, "at", "characters", NULL },
  79                 { 65, "a", "alphabetic", NULL },
  80                 { 66, "b", "alphabetic", NULL },
  81                 { 67, "c", "alphabetic", NULL },
  82                 { 68, "d", "alphabetic", NULL },
  83                 { 69, "e", "alphabetic", NULL },
  84                 { 70, "f", "alphabetic", NULL },
  85                 { 71, "g", "alphabetic", NULL },
  86                 { 72, "h", "alphabetic", NULL },
  87                 { 73, "i", "alphabetic", NULL },
  88                 { 74, "j", "alphabetic", NULL },
  89                 { 75, "k", "alphabetic", NULL },
  90                 { 76, "l", "alphabetic", NULL },
  91                 { 77, "m", "alphabetic", NULL },
  92                 { 78, "n", "alphabetic", NULL },
  93                 { 79, "o", "alphabetic", NULL },
  94                 { 80, "p", "alphabetic", NULL },
  95                 { 81, "q", "alphabetic", NULL },
  96                 { 82, "r", "alphabetic", NULL },
  97                 { 83, "s", "alphabetic", NULL },
  98                 { 84, "t", "alphabetic", NULL },
  99                 { 85, "u", "alphabetic", NULL },
 100                 { 86, "v", "alphabetic", NULL },
 101                 { 87, "w", "alphabetic", NULL },
 102                 { 88, "x", "alphabetic", NULL },
 103                 { 89, "y", "alphabetic", NULL },
 104                 { 90, "z", "alphabetic", NULL },
 105                 { 91, "leftbracket", "characters", NULL },
 106                 { 92, "backslash", "characters", NULL },
 107                 { 93, "rightbracket", "characters", NULL },
 108                 { 94, "caret", "characters", NULL },
 109                 { 95, "underscore", "characters", NULL },
 110                 { 96, "backquote", "characters", NULL },
 111                 { 97, "a", "alphabetic", NULL },
 112                 { 98, "b", "alphabetic", NULL },
 113                 { 99, "c", "alphabetic", NULL },
 114                 { 100, "d", "alphabetic", NULL },
 115                 { 101, "e", "alphabetic", NULL },
 116                 { 102, "f", "alphabetic", NULL },
 117                 { 103, "g", "alphabetic", NULL },
 118                 { 104, "h", "alphabetic", NULL },
 119                 { 105, "i", "alphabetic", NULL },
 120                 { 106, "j", "alphabetic", NULL },
 121                 { 107, "k", "alphabetic", NULL },
 122                 { 108, "l", "alphabetic", NULL },
 123                 { 109, "m", "alphabetic", NULL },
 124                 { 110, "n", "alphabetic", NULL },
 125                 { 111, "o", "alphabetic", NULL },
 126                 { 112, "p", "alphabetic", NULL },
 127                 { 113, "q", "alphabetic", NULL },
 128                 { 114, "r", "alphabetic", NULL },
 129                 { 115, "s", "alphabetic", NULL },
 130                 { 116, "t", "alphabetic", NULL },
 131                 { 117, "u", "alphabetic", NULL },
 132                 { 118, "v", "alphabetic", NULL },
 133                 { 119, "w", "alphabetic", NULL },
 134                 { 120, "x", "alphabetic", NULL },
 135                 { 121, "y", "alphabetic", NULL },
 136                 { 122, "z", "alphabetic", NULL },
 137                 { 123, "leftcurly", "characters", NULL },
 138                 { 124, "pipe", "characters", NULL },
 139                 { 125, "rightcurly", "characters", NULL },
 140                 { 126, "tilde", "characters", NULL },
 141                 { WXK_DELETE, "delete", "editing", NULL },
 142                 { WXK_START, "start", "special", NULL },
 143                 { WXK_LBUTTON, "lbutton", "special", NULL },
 144                 { WXK_RBUTTON, "rbutton", "special", NULL },
 145                 { WXK_CANCEL, "cancel", "special", NULL },
 146                 { WXK_MBUTTON, "mbutton", "special", NULL },
 147                 { WXK_CLEAR, "clear", "editing", NULL },
 148                 { WXK_SHIFT, "shift", "modifiers", NULL },
 149                 { WXK_ALT, "alt", "modifiers", NULL },
 150                 { WXK_CONTROL, "control", "modifiers", NULL },
 151                 { WXK_MENU, "menu", "special", NULL },
 152                 { WXK_PAUSE, "pause", "special", NULL },
 153                 { WXK_CAPITAL, "capital", "locks", NULL },
 154                 { WXK_END, "end", "editing", NULL },
 155                 { WXK_HOME, "home", "editing", NULL },
 156                 { WXK_LEFT, "lefT", "editing", NULL },
 157                 { WXK_UP, "up", "editing", NULL },
 158                 { WXK_RIGHT, "right", "editing", NULL },
 159                 { WXK_DOWN, "down", "editing", NULL },
 160                 { WXK_SELECT, "select", "special", NULL },
 161                 { WXK_PRINT, "print", "special", NULL },
 162                 { WXK_EXECUTE, "execute", "special", NULL },
 163                 { WXK_SNAPSHOT, "snapshot", "special", NULL },
 164                 { WXK_INSERT, "insert", "editing", NULL },
 165                 { WXK_HELP, "help", "special", NULL },
 166                 { WXK_NUMPAD0, "numpad0", "numeric", NULL },
 167                 { WXK_NUMPAD1, "numpad1", "numeric", NULL },
 168                 { WXK_NUMPAD2, "numpad2", "numeric", NULL },
 169                 { WXK_NUMPAD3, "numpad3", "numeric", NULL },
 170                 { WXK_NUMPAD4, "numpad4", "numeric", NULL },
 171                 { WXK_NUMPAD5, "numpad5", "numeric", NULL },
 172                 { WXK_NUMPAD6, "numpad6", "numeric", NULL },
 173                 { WXK_NUMPAD7, "numpad7", "numeric", NULL },
 174                 { WXK_NUMPAD8, "numpad8", "numeric", NULL },
 175                 { WXK_NUMPAD9, "numpad9", "numeric", NULL },
 176                 { WXK_MULTIPLY, "multiply", "characters", NULL },
 177                 { WXK_ADD, "add", "characters", NULL },
 178                 { WXK_SEPARATOR, "separator", "characters", NULL },
 179                 { WXK_SUBTRACT, "subtract", "characters", NULL },
 180                 { WXK_DECIMAL, "decimal", "characters", NULL },
 181                 { WXK_DIVIDE, "divide", "characters", NULL },
 182                 { WXK_F1, "f1", "F-keys", NULL },
 183                 { WXK_F2, "f2", "F-keys", NULL },
 184                 { WXK_F3, "f3", "F-keys", NULL },
 185                 { WXK_F4, "f4", "F-keys", NULL },
 186                 { WXK_F5, "f5", "F-keys", NULL },
 187                 { WXK_F6, "f6", "F-keys", NULL },
 188                 { WXK_F7, "f7", "F-keys", NULL },
 189                 { WXK_F8, "f8", "F-keys", NULL },
 190                 { WXK_F9, "f9", "F-keys", NULL },
 191                 { WXK_F10, "f10", "F-keys", NULL },
 192                 { WXK_F11, "f11", "F-keys", NULL },
 193                 { WXK_F12, "f12", "F-keys", NULL },
 194                 { WXK_F13, "f13", "F-keys", NULL },
 195                 { WXK_F14, "f14", "F-keys", NULL },
 196                 { WXK_F15, "f15", "F-keys", NULL },
 197                 { WXK_F16, "f16", "F-keys", NULL },
 198                 { WXK_F17, "f17", "F-keys", NULL },
 199                 { WXK_F18, "f18", "F-keys", NULL },
 200                 { WXK_F19, "f19", "F-keys", NULL },
 201                 { WXK_F20, "f20", "F-keys", NULL },
 202                 { WXK_F21, "f21", "F-keys", NULL },
 203                 { WXK_F22, "f22", "F-keys", NULL },
 204                 { WXK_F23, "f23", "F-keys", NULL },
 205                 { WXK_F24, "f24", "F-keys", NULL },
 206                 { WXK_NUMLOCK, "numlock", "locks", NULL },
 207                 { WXK_SCROLL, "scroll", "locks", NULL },
 208                 { WXK_PAGEUP, "pageup", "editing", NULL },
 209                 { WXK_PAGEDOWN, "pagedown", "editing", NULL },
 210                 { WXK_NUMPAD_SPACE, "numpad_space", "editing", NULL },
 211                 { WXK_NUMPAD_TAB, "numpad_tab", "editing", NULL },
 212                 { WXK_NUMPAD_ENTER, "numpad_enter", "editing", NULL },
 213                 { WXK_NUMPAD_F1, "numpad_f1", "F-keys", NULL },
 214                 { WXK_NUMPAD_F2, "numpad_f2", "F-keys", NULL },
 215                 { WXK_NUMPAD_F3, "numpad_f3", "F-keys", NULL },
 216                 { WXK_NUMPAD_F4, "numpad_f4", "F-keys", NULL },
 217                 { WXK_NUMPAD_HOME, "numpad_home", "editing", NULL },
 218                 { WXK_NUMPAD_LEFT, "numpad_left", "editing", NULL },
 219                 { WXK_NUMPAD_UP, "numpad_up", "editing", NULL },
 220                 { WXK_NUMPAD_RIGHT, "numpad_right", "editing", NULL },
 221                 { WXK_NUMPAD_DOWN, "numpad_down", "editing", NULL },
 222                 { WXK_NUMPAD_PAGEUP, "numpad_pageup", "editing", NULL },
 223                 { WXK_NUMPAD_PAGEDOWN, "numpad_pagedown", "editing", NULL },
 224                 { WXK_NUMPAD_END, "numpad_end", "editing", NULL },
 225                 { WXK_NUMPAD_BEGIN, "numpad_begin", "editing", NULL },
 226                 { WXK_NUMPAD_INSERT, "numpad_insert", "editing", NULL },
 227                 { WXK_NUMPAD_DELETE, "numpad_delete", "editing", NULL },
 228                 { WXK_NUMPAD_EQUAL, "numpad_equal", "characters", NULL },
 229                 { WXK_NUMPAD_MULTIPLY, "numpad_multiply", "characters", NULL },
 230                 { WXK_NUMPAD_ADD, "numpad_add", "characters", NULL },
 231                 { WXK_NUMPAD_SEPARATOR, "numpad_separator", "characters", NULL },
 232                 { WXK_NUMPAD_SUBTRACT, "numpad_subtract", "characters", NULL },
 233                 { WXK_NUMPAD_DECIMAL, "numpad_decimal", "characters", NULL },
 234                 { WXK_NUMPAD_DIVIDE, "numpad_divide", "characters", NULL },
 235                 { WXK_WINDOWS_LEFT, "windows_left", "modifiers", NULL },
 236                 { WXK_WINDOWS_RIGHT, "windows_right", "modifiers", NULL },
 237                 { WXK_WINDOWS_MENU, "windows_menu", "modifiers", NULL },
 238                 { WXK_COMMAND, "command", "special", NULL },
 239                 { WXK_SPECIAL1, "special1", "special", NULL },
 240                 { WXK_SPECIAL2, "special2", "special", NULL },
 241                 { WXK_SPECIAL3, "special3", "special", NULL },
 242                 { WXK_SPECIAL4, "special4", "special", NULL },
 243                 { WXK_SPECIAL5, "special5", "special", NULL },
 244                 { WXK_SPECIAL6, "special6", "special", NULL },
 245                 { WXK_SPECIAL7, "special7", "special", NULL },
 246                 { WXK_SPECIAL8, "special8", "special", NULL },
 247                 { WXK_SPECIAL9, "special9", "special", NULL },
 248                 { WXK_SPECIAL10, "special10", "special", NULL },
 249                 { WXK_SPECIAL11, "special11", "special", NULL },
 250                 { WXK_SPECIAL12, "special12", "special", NULL },
 251                 { WXK_SPECIAL13, "special13", "special", NULL },
 252                 { WXK_SPECIAL14, "special14", "special", NULL },
 253                 { WXK_SPECIAL15, "special15", "special", NULL },
 254                 { WXK_SPECIAL16, "special16", "special", NULL },
 255                 { WXK_SPECIAL17, "special17", "special", NULL },
 256                 { WXK_SPECIAL18, "special18", "special", NULL },
 257                 { WXK_SPECIAL19, "special19", "special", NULL },
 258                 { WXK_SPECIAL20, "special20", "special", NULL },
 259                 { 0, NULL, NULL, NULL }
 260         };
 261
 262         std::map<int, keyboard::modifier*> modifier_map;
 263         std::map<int, keyboard::key_key*> key_map;
 264         std::map<std::string, int> keys_allocated;
 265         std::set<int> keys_held;
 266
 267         struct keypress_request
 268         {
 269                 keyboard::modifier_set mods;
 270                 keyboard::key_key* key;
 271                 bool polarity;
 272         };
 273
 274         //Request keypress event to happen.
 275         void do_keypress(keyboard::modifier_set mods, keyboard::key_key& key, bool polarity)
 276         {
 277                 struct keypress_request* req = new keypress_request;
 278                 req->mods = mods;
 279                 req->key = &key;
 280                 req->polarity = polarity;
 281                 platform::queue([](void* args) -> void {
 282                         struct keypress_request* x = reinterpret_cast<struct keypress_request*>(args);
 283                         x->key->set_state(x->mods, x->polarity ? 1 : 0);
 284                         delete x;
 285                         }, req, false);
 286         }
 287 }
 288
 289 std::string map_keycode_to_key(int kcode)
 290 {
 291         key_entry* k = keys;
 292         while(k->name) {
 293                 if(k->keynum == kcode)
 294                         return k->name;
 295                 k++;
 296         }
 297         return "";
 298 }
 299
 300 void handle_wx_keyboard(wxKeyEvent& e, bool polarity)
 301 {
 302         int mods = e.GetModifiers();
 303         int keyc = e.GetKeyCode();
 304         if(polarity) {
 305                 if(keyc == WXK_ESCAPE)
 306                         wx_escape_count++;
 307                 else
 308                         wx_escape_count = 0;
 309         }
 310         keyboard::modifier_set mset;
 311         modifier_entry* m = modifiers;
 312         while(m->name) {
 313                 if((mods & m->mod) == m->mod) {
 314                         mset.add(*m->allocated);
 315                 }
 316                 m++;
 317         }
 318         if(polarity) {
 319                 if(keys_held.count(keyc)) {
 320                         e.Skip();
 321                         return;
 322                 }
 323                 keys_held.insert(keyc);
 324         } else
 325                 keys_held.erase(keyc);
 326         key_entry* k = keys;
 327         keyboard::key_key* grp = NULL;
 328         while(k->name) {
 329                 if(k->keynum == keyc) {
 330                         grp = k->allocated;
 331                         break;
 332                 }
 333                 k++;
 334         }
 335         if(grp)
 336                 do_keypress(mset, *grp, polarity);
 337         e.Skip();
 338 }
 339
 340 void initialize_wx_keyboard()
 341 {
 342         static bool done = false;
 343         if(done)
 344                 return;
 345         modifier_entry* m = modifiers;
 346         while(m->name) {
 347                 if(m->lname)
 348                         m->allocated = new keyboard::modifier(lsnes_kbd, m->name, m->lname);
 349                 else
 350                         m->allocated = new keyboard::modifier(lsnes_kbd, m->name);
 351                 modifier_map[m->mod] = m->allocated;
 352                 m++;
 353         }
 354         key_entry* k = keys;
 355         while(k->name) {
 356                 if(!keys_allocated.count(k->name)) {
 357                         k->allocated = new keyboard::key_key(lsnes_kbd, k->name, k->clazz);
 358                         key_map[k->keynum] = k->allocated;
 359                         keys_allocated[k->name] = k->keynum;
 360                 } else
 361                         key_map[k->keynum] = key_map[keys_allocated[k->name]];
 362                 k++;
 363         }
 364         done = true;
 365 }
 366
 367 void deinitialize_wx_keyboard()
 368 {
 369         modifier_map.clear();
 370         key_map.clear();
 371         keys_allocated.clear();
 372         keys_held.clear();
 373         modifier_entry* m = modifiers;
 374         while(m->name) {
 375                 delete m->allocated;
 376                 m++;
 377         }
 378         key_entry* k = keys;
 379         while(k->name) {
 380                 delete k->allocated;
 381                 k++;
 382         }
 383 }