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| author | P. J. McDermott <pj@pehjota.net> | 2021-08-06 19:34:17 (EDT) |
|---|---|---|
| committer | P. J. McDermott <pj@pehjota.net> | 2021-08-06 19:34:17 (EDT) |
| commit | 6d43b932c0af090dc4cb89ce0e494c4cfd3c4f7d (patch) | |
| tree | e77b455701e8af00032a844ea48762a856eebab9 | |
| parent | 4d2e2ec59b52e1a085313fcb823e7b2393137d1f (diff) | |
| download | mazefight-6d43b932c0af090dc4cb89ce0e494c4cfd3c4f7d.zip mazefight-6d43b932c0af090dc4cb89ce0e494c4cfd3c4f7d.tar.gz mazefight-6d43b932c0af090dc4cb89ce0e494c4cfd3c4f7d.tar.bz2 | |
tk: Handle Backspace and Delete keys in text
| -rw-r--r-- | src/tk/text.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/tk/text.c b/src/tk/text.c index 2a77691..1cbeb50 100644 --- a/src/tk/text.c +++ b/src/tk/text.c @@ -64,6 +64,7 @@ _mftk_text_key_event(struct mftk_widget *w, SDL_Event *e) { struct mftk_text *t = (struct mftk_text *) w; int len; + int i; switch (e->type) { case SDL_KEYDOWN: @@ -87,6 +88,25 @@ _mftk_text_key_event(struct mftk_widget *w, SDL_Event *e) case SDLK_END: t->cur = strlen(t->val); break; + case SDLK_BACKSPACE: + if (t->cur <= 0) { + break; + } + --t->cur; + len = strlen(t->val); + for (i = t->cur; i < len; ++i) { + t->val[i] = t->val[i + 1]; + } + break; + case SDLK_DELETE: + len = strlen(t->val); + if (t->cur >= len) { + break; + } + for (i = t->cur; i < len; ++i) { + t->val[i] = t->val[i + 1]; + } + break; default: break; } |