diff --git a/Cargo.toml b/Cargo.toml
index 7f311d6..f420b20 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -40,7 +40,7 @@ version = "1.0"
 
 [dependencies.bear-lib-terminal]
 optional = true
-version = "1.3"
+version = "1.4"
 
 [dependencies.ncurses]
 features = ["wide"]
diff --git a/src/backend/blt.rs b/src/backend/blt.rs
index 7c4e3d6..ded8b51 100644
--- a/src/backend/blt.rs
+++ b/src/backend/blt.rs
@@ -107,11 +107,13 @@ impl Backend {
                                 position: self.mouse_position,
                                 offset: Vec2::zero(),
                             }
-                        }).unwrap_or(Event::Unknown(vec![]))
+                        })
+                        .unwrap_or(Event::Unknown(vec![]))
                 }
                 BltEvent::ShiftReleased | BltEvent::ControlReleased => {
                     Event::Refresh
                 }
+                _ => Event::Unknown(vec![]),
             }
         })
     }
@@ -166,7 +168,8 @@ impl Backend {
                         position: self.mouse_position,
                         offset: Vec2::zero(),
                     }
-                }).unwrap_or(Event::Unknown(vec![])),
+                })
+                .unwrap_or(Event::Unknown(vec![])),
             KeyCode::A
             | KeyCode::B
             | KeyCode::C
@@ -229,11 +232,13 @@ impl Backend {
             | KeyCode::Num7
             | KeyCode::Num8
             | KeyCode::Num9
-            | KeyCode::Num0 => if ctrl {
-                Event::CtrlChar(blt_keycode_to_char(kc, shift))
-            } else {
-                Event::Char(blt_keycode_to_char(kc, shift))
-            },
+            | KeyCode::Num0 => {
+                if ctrl {
+                    Event::CtrlChar(blt_keycode_to_char(kc, shift))
+                } else {
+                    Event::Char(blt_keycode_to_char(kc, shift))
+                }
+            }
         }
     }
 }
@@ -398,241 +403,335 @@ fn colour_to_blt_colour(clr: Color, role: ColorRole) -> BltColor {
 
 fn blt_keycode_to_char(kc: KeyCode, shift: bool) -> char {
     match kc {
-        KeyCode::A => if shift {
-            'A'
-        } else {
-            'a'
-        },
-        KeyCode::B => if shift {
-            'B'
-        } else {
-            'b'
-        },
-        KeyCode::C => if shift {
-            'C'
-        } else {
-            'c'
-        },
-        KeyCode::D => if shift {
-            'D'
-        } else {
-            'd'
-        },
-        KeyCode::E => if shift {
-            'E'
-        } else {
-            'e'
-        },
-        KeyCode::F => if shift {
-            'F'
-        } else {
-            'f'
-        },
-        KeyCode::G => if shift {
-            'G'
-        } else {
-            'g'
-        },
-        KeyCode::H => if shift {
-            'H'
-        } else {
-            'h'
-        },
-        KeyCode::I => if shift {
-            'I'
-        } else {
-            'i'
-        },
-        KeyCode::J => if shift {
-            'J'
-        } else {
-            'j'
-        },
-        KeyCode::K => if shift {
-            'K'
-        } else {
-            'k'
-        },
-        KeyCode::L => if shift {
-            'L'
-        } else {
-            'l'
-        },
-        KeyCode::M => if shift {
-            'M'
-        } else {
-            'm'
-        },
-        KeyCode::N => if shift {
-            'N'
-        } else {
-            'n'
-        },
-        KeyCode::O => if shift {
-            'O'
-        } else {
-            'o'
-        },
-        KeyCode::P => if shift {
-            'P'
-        } else {
-            'p'
-        },
-        KeyCode::Q => if shift {
-            'Q'
-        } else {
-            'q'
-        },
-        KeyCode::R => if shift {
-            'R'
-        } else {
-            'r'
-        },
-        KeyCode::S => if shift {
-            'S'
-        } else {
-            's'
-        },
-        KeyCode::T => if shift {
-            'T'
-        } else {
-            't'
-        },
-        KeyCode::U => if shift {
-            'U'
-        } else {
-            'u'
-        },
-        KeyCode::V => if shift {
-            'V'
-        } else {
-            'v'
-        },
-        KeyCode::W => if shift {
-            'W'
-        } else {
-            'w'
-        },
-        KeyCode::X => if shift {
-            'X'
-        } else {
-            'x'
-        },
-        KeyCode::Y => if shift {
-            'Y'
-        } else {
-            'y'
-        },
-        KeyCode::Z => if shift {
-            'Z'
-        } else {
-            'z'
-        },
-        KeyCode::Row1 => if shift {
-            '!'
-        } else {
-            '1'
-        },
-        KeyCode::Row2 => if shift {
-            '@'
-        } else {
-            '2'
-        },
-        KeyCode::Row3 => if shift {
-            '#'
-        } else {
-            '3'
-        },
-        KeyCode::Row4 => if shift {
-            '$'
-        } else {
-            '4'
-        },
-        KeyCode::Row5 => if shift {
-            '%'
-        } else {
-            '5'
-        },
-        KeyCode::Row6 => if shift {
-            '^'
-        } else {
-            '6'
-        },
-        KeyCode::Row7 => if shift {
-            '&'
-        } else {
-            '7'
-        },
-        KeyCode::Row8 => if shift {
-            '*'
-        } else {
-            '8'
-        },
-        KeyCode::Row9 => if shift {
-            '('
-        } else {
-            '9'
-        },
-        KeyCode::Row0 => if shift {
-            ')'
-        } else {
-            '0'
-        },
-        KeyCode::Grave => if shift {
-            '~'
-        } else {
-            '`'
-        },
-        KeyCode::Minus => if shift {
-            '_'
-        } else {
-            '-'
-        },
-        KeyCode::Equals => if shift {
-            '+'
-        } else {
-            '='
-        },
-        KeyCode::LeftBracket => if shift {
-            '{'
-        } else {
-            '['
-        },
-        KeyCode::RightBracket => if shift {
-            '}'
-        } else {
-            ']'
-        },
-        KeyCode::Backslash => if shift {
-            '|'
-        } else {
-            '\\'
-        },
-        KeyCode::Semicolon => if shift {
-            ':'
-        } else {
-            ';'
-        },
-        KeyCode::Apostrophe => if shift {
-            '"'
-        } else {
-            '\''
-        },
-        KeyCode::Comma => if shift {
-            '<'
-        } else {
-            ','
-        },
-        KeyCode::Period => if shift {
-            '>'
-        } else {
-            '.'
-        },
-        KeyCode::Slash => if shift {
-            '?'
-        } else {
-            '/'
-        },
+        KeyCode::A => {
+            if shift {
+                'A'
+            } else {
+                'a'
+            }
+        }
+        KeyCode::B => {
+            if shift {
+                'B'
+            } else {
+                'b'
+            }
+        }
+        KeyCode::C => {
+            if shift {
+                'C'
+            } else {
+                'c'
+            }
+        }
+        KeyCode::D => {
+            if shift {
+                'D'
+            } else {
+                'd'
+            }
+        }
+        KeyCode::E => {
+            if shift {
+                'E'
+            } else {
+                'e'
+            }
+        }
+        KeyCode::F => {
+            if shift {
+                'F'
+            } else {
+                'f'
+            }
+        }
+        KeyCode::G => {
+            if shift {
+                'G'
+            } else {
+                'g'
+            }
+        }
+        KeyCode::H => {
+            if shift {
+                'H'
+            } else {
+                'h'
+            }
+        }
+        KeyCode::I => {
+            if shift {
+                'I'
+            } else {
+                'i'
+            }
+        }
+        KeyCode::J => {
+            if shift {
+                'J'
+            } else {
+                'j'
+            }
+        }
+        KeyCode::K => {
+            if shift {
+                'K'
+            } else {
+                'k'
+            }
+        }
+        KeyCode::L => {
+            if shift {
+                'L'
+            } else {
+                'l'
+            }
+        }
+        KeyCode::M => {
+            if shift {
+                'M'
+            } else {
+                'm'
+            }
+        }
+        KeyCode::N => {
+            if shift {
+                'N'
+            } else {
+                'n'
+            }
+        }
+        KeyCode::O => {
+            if shift {
+                'O'
+            } else {
+                'o'
+            }
+        }
+        KeyCode::P => {
+            if shift {
+                'P'
+            } else {
+                'p'
+            }
+        }
+        KeyCode::Q => {
+            if shift {
+                'Q'
+            } else {
+                'q'
+            }
+        }
+        KeyCode::R => {
+            if shift {
+                'R'
+            } else {
+                'r'
+            }
+        }
+        KeyCode::S => {
+            if shift {
+                'S'
+            } else {
+                's'
+            }
+        }
+        KeyCode::T => {
+            if shift {
+                'T'
+            } else {
+                't'
+            }
+        }
+        KeyCode::U => {
+            if shift {
+                'U'
+            } else {
+                'u'
+            }
+        }
+        KeyCode::V => {
+            if shift {
+                'V'
+            } else {
+                'v'
+            }
+        }
+        KeyCode::W => {
+            if shift {
+                'W'
+            } else {
+                'w'
+            }
+        }
+        KeyCode::X => {
+            if shift {
+                'X'
+            } else {
+                'x'
+            }
+        }
+        KeyCode::Y => {
+            if shift {
+                'Y'
+            } else {
+                'y'
+            }
+        }
+        KeyCode::Z => {
+            if shift {
+                'Z'
+            } else {
+                'z'
+            }
+        }
+        KeyCode::Row1 => {
+            if shift {
+                '!'
+            } else {
+                '1'
+            }
+        }
+        KeyCode::Row2 => {
+            if shift {
+                '@'
+            } else {
+                '2'
+            }
+        }
+        KeyCode::Row3 => {
+            if shift {
+                '#'
+            } else {
+                '3'
+            }
+        }
+        KeyCode::Row4 => {
+            if shift {
+                '$'
+            } else {
+                '4'
+            }
+        }
+        KeyCode::Row5 => {
+            if shift {
+                '%'
+            } else {
+                '5'
+            }
+        }
+        KeyCode::Row6 => {
+            if shift {
+                '^'
+            } else {
+                '6'
+            }
+        }
+        KeyCode::Row7 => {
+            if shift {
+                '&'
+            } else {
+                '7'
+            }
+        }
+        KeyCode::Row8 => {
+            if shift {
+                '*'
+            } else {
+                '8'
+            }
+        }
+        KeyCode::Row9 => {
+            if shift {
+                '('
+            } else {
+                '9'
+            }
+        }
+        KeyCode::Row0 => {
+            if shift {
+                ')'
+            } else {
+                '0'
+            }
+        }
+        KeyCode::Grave => {
+            if shift {
+                '~'
+            } else {
+                '`'
+            }
+        }
+        KeyCode::Minus => {
+            if shift {
+                '_'
+            } else {
+                '-'
+            }
+        }
+        KeyCode::Equals => {
+            if shift {
+                '+'
+            } else {
+                '='
+            }
+        }
+        KeyCode::LeftBracket => {
+            if shift {
+                '{'
+            } else {
+                '['
+            }
+        }
+        KeyCode::RightBracket => {
+            if shift {
+                '}'
+            } else {
+                ']'
+            }
+        }
+        KeyCode::Backslash => {
+            if shift {
+                '|'
+            } else {
+                '\\'
+            }
+        }
+        KeyCode::Semicolon => {
+            if shift {
+                ':'
+            } else {
+                ';'
+            }
+        }
+        KeyCode::Apostrophe => {
+            if shift {
+                '"'
+            } else {
+                '\''
+            }
+        }
+        KeyCode::Comma => {
+            if shift {
+                '<'
+            } else {
+                ','
+            }
+        }
+        KeyCode::Period => {
+            if shift {
+                '>'
+            } else {
+                '.'
+            }
+        }
+        KeyCode::Slash => {
+            if shift {
+                '?'
+            } else {
+                '/'
+            }
+        }
         KeyCode::Space => ' ',
         KeyCode::NumDivide => '/',
         KeyCode::NumMultiply => '*',