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fix(dropdown): avoid partial match in lv_dropdown_get_option_index (#4598)

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linyiyang 2023-09-26 18:49:37 +08:00 committed by GitHub
parent ff4f3f9769
commit 14e21d27fb
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1 changed files with 5 additions and 1 deletions
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6
src/widgets/lv_dropdown.c
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@ -407,12 +407,16 @@ int32_t lv_dropdown_get_option_index(lv_obj_t * obj, const char * option)
const char * opts = lv_dropdown_get_options(obj);
uint32_t char_i = 0;
uint32_t opt_i = 0;
uint32_t option_len = strlen(option);
const char * start = opts;
while(start[char_i] != '\0') {
for(char_i = 0; (start[char_i] != '\n') && (start[char_i] != '\0'); char_i++);
if(memcmp(start, option, LV_MIN(strlen(option), char_i)) == 0) return opt_i;
if(option_len == char_i && memcmp(start, option, LV_MIN(option_len, char_i)) == 0) {
return opt_i;
}
start = &start[char_i];
if(start[0] == '\n') start++;
char_i = 0;