void I_HandleKeyboardEvent(SDL_Event *sdlevent) { // XXX: passing pointers to event for access after this function // has terminated is undefined behaviour event_t event; switch (sdlevent->type) { case SDL_KEYDOWN: event.type = ev_keydown; event.data1 = TranslateKey(&sdlevent->key.keysym); event.data2 = GetLocalizedKey(&sdlevent->key.keysym); event.data3 = GetTypedChar(&sdlevent->key.keysym); if (event.data1 != 0) { D_PostEvent(&event); } break; case SDL_KEYUP: event.type = ev_keyup; event.data1 = TranslateKey(&sdlevent->key.keysym); // data2/data3 are initialized to zero for ev_keyup. // For ev_keydown it's the shifted Unicode character // that was typed, but if something wants to detect // key releases it should do so based on data1 // (key ID), not the printable char. event.data2 = 0; event.data3 = 0; if (event.data1 != 0) { D_PostEvent(&event); } break; default: break; } }
void I_GetEvent(void) { SDL_Event sdlevent; event_t event; // possibly not needed SDL_PumpEvents(); // put event-grabbing stuff in here while (SDL_PollEvent(&sdlevent)) { // ignore mouse events when the window is not focused if (!window_focused && (sdlevent.type == SDL_MOUSEMOTION || sdlevent.type == SDL_MOUSEBUTTONDOWN || sdlevent.type == SDL_MOUSEBUTTONUP)) { continue; } if (screensaver_mode && sdlevent.type == SDL_QUIT) { I_Quit(); } UpdateShiftStatus(&sdlevent); // process event switch (sdlevent.type) { case SDL_KEYDOWN: // data1 has the key pressed, data2 has the character // (shift-translated, etc) event.type = ev_keydown; event.data1 = TranslateKey(&sdlevent.key.keysym); event.data2 = GetTypedChar(&sdlevent); if (event.data1 != 0) { D_PostEvent(&event); } break; case SDL_KEYUP: event.type = ev_keyup; event.data1 = TranslateKey(&sdlevent.key.keysym); // data2 is just initialized to zero for ev_keyup. // For ev_keydown it's the shifted Unicode character // that was typed, but if something wants to detect // key releases it should do so based on data1 // (key ID), not the printable char. event.data2 = 0; if (event.data1 != 0) { D_PostEvent(&event); } break; /* case SDL_MOUSEMOTION: event.type = ev_mouse; event.data1 = mouse_button_state; event.data2 = AccelerateMouse(sdlevent.motion.xrel); event.data3 = -AccelerateMouse(sdlevent.motion.yrel); D_PostEvent(&event); break; */ case SDL_MOUSEBUTTONDOWN: if (usemouse && !nomouse) { UpdateMouseButtonState(sdlevent.button.button, true); } break; case SDL_MOUSEBUTTONUP: if (usemouse && !nomouse) { UpdateMouseButtonState(sdlevent.button.button, false); } break; case SDL_QUIT: event.type = ev_quit; D_PostEvent(&event); break; case SDL_ACTIVEEVENT: // need to update our focus state UpdateFocus(); break; case SDL_VIDEOEXPOSE: palette_to_set = true; break; case SDL_RESIZABLE: need_resize = true; resize_w = sdlevent.resize.w; resize_h = sdlevent.resize.h; last_resize_time = SDL_GetTicks(); break; default: break; } } }