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output string in uppercase

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This commit is contained in:
Felix Pankratz 2022-09-21 15:43:19 +02:00
parent 0affc29a86
commit e9028581aa
1 changed files with 20 additions and 2 deletions
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22
caesar_cipher.c
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@ -25,17 +25,35 @@ typedef struct {
TextInput* text_input;
TextBox* text_box;
char input[TEXT_BUFFER_SIZE];
char upper[TEXT_BUFFER_SIZE];
} CaesarState;
static void string_to_uppercase(const char* input, char* upper) {
int i;
for (i=0; input[i] != '\0'; i++) {
if (input[i] >= 'a' && input[i] <= 'z') {
upper[i] = input[i] - 32;
} else {
upper[i] = input[i];
}
}
upper[i] = '\0';
}
static void text_input_callback(void* ctx) {
const CaesarState* caesar_state = acquire_mutex((ValueMutex*)ctx, 25);
CaesarState* caesar_state = acquire_mutex((ValueMutex*)ctx, 25);
FURI_LOG_D("caesar_cipher", "Input text: %s", caesar_state->input);
text_box_set_text(caesar_state->text_box, caesar_state->input);
// this is where we build the output.
//char upper[TEXT_BUFFER_SIZE];
string_to_uppercase(caesar_state->input, caesar_state->upper);
FURI_LOG_D("caesar_cipher", "Upper text: %s", caesar_state->upper);
text_box_set_text(caesar_state->text_box, caesar_state->upper);
view_dispatcher_switch_to_view(caesar_state->view_dispatcher, 1);
release_mutex((ValueMutex*)ctx, caesar_state);
}
static bool back_event_callback(void* ctx) {
const CaesarState* caesar_state = acquire_mutex((ValueMutex*)ctx, 25);
view_dispatcher_stop(caesar_state->view_dispatcher);