Emscripten: Prevent default on arrow keys

This commit is contained in:
Charlie Birks 2017-05-24 14:04:39 +01:00
parent f839b209b9
commit 126e5a1dbf
1 changed files with 8 additions and 1 deletions

View File

@ -522,7 +522,14 @@ Emscripten_HandleKey(int eventType, const EmscriptenKeyboardEvent *keyEvent, voi
/* if TEXTINPUT events are enabled we can't prevent keydown or we won't get keypress /* if TEXTINPUT events are enabled we can't prevent keydown or we won't get keypress
* we need to ALWAYS prevent backspace and tab otherwise chrome takes action and does bad navigation UX * we need to ALWAYS prevent backspace and tab otherwise chrome takes action and does bad navigation UX
*/ */
if (eventType == EMSCRIPTEN_EVENT_KEYDOWN && SDL_GetEventState(SDL_TEXTINPUT) == SDL_ENABLE && keyEvent->keyCode != 8 /* backspace */ && keyEvent->keyCode != 9 /* tab */) SDL_bool is_nav_key = keyEvent->keyCode == 8 /* backspace */ ||
keyEvent->keyCode == 9 /* tab */ ||
keyEvent->keyCode == 37 /* left */ ||
keyEvent->keyCode == 38 /* up */ ||
keyEvent->keyCode == 39 /* right */ ||
keyEvent->keyCode == 40 /* down */;
if (eventType == EMSCRIPTEN_EVENT_KEYDOWN && SDL_GetEventState(SDL_TEXTINPUT) == SDL_ENABLE && !is_nav_key)
prevent_default = SDL_FALSE; prevent_default = SDL_FALSE;
return prevent_default; return prevent_default;