prevent "enter/save" key callback if string is empty (#509)
Co-authored-by: SG <who.just.the.doctor@gmail.com>
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@ -289,7 +289,7 @@ static void text_input_handle_ok(TextInput* text_input) {
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uint8_t text_length = strlen(model->text);
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if(selected == ENTER_KEY) {
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if(model->callback != 0) {
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if(model->callback != 0 && text_length > 0) {
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model->callback(model->callback_context, model->text);
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}
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} else if(selected == BACKSPACE_KEY) {
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