diff --git a/src/controller/view_utils/hamming_code_input_utils.rs b/src/controller/view_utils/hamming_code_input_utils.rs
index 163ef5e..18aeee7 100644
--- a/src/controller/view_utils/hamming_code_input_utils.rs
+++ b/src/controller/view_utils/hamming_code_input_utils.rs
@@ -6,7 +6,7 @@ use crate::{
 };
 use gtk::{prelude::*, *};
 
-pub fn start_hamming_algorithm(input: &TextView, output: &TextView, mode: bool) {
+pub fn start_hamming_algorithm(input: &TextView, state: bool) -> Result<String> {
     let (iter_start, iter_end) = input.buffer().bounds();
     let parsed_input: String = input
         .buffer()
@@ -16,16 +16,12 @@ pub fn start_hamming_algorithm(input: &TextView, output: &TextView, mode: bool)
         .parse()
         .unwrap();
 
-    let operation = if mode {
+    let operation = if !state {
         HammingMode::Encrypt
     } else {
         HammingMode::Decrypt
     };
 
-    match hamming(parsed_input, operation) {
-        Ok(res) => output.buffer().set_text(res.trim_end()),
-        Err(rej) => output.buffer().set_text(rej.as_str()),
-    }
     hamming(parsed_input, operation)
 }