UNKNOWN constant
A sentinel value if the keycode could not be determined.
Implementation
static const int UNKNOWN = -1
KeyCode class
- Constructors
- KeyCode
- Properties
- hashCode
- runtimeType
- Methods
- noSuchMethod
- toString
- Operators
- operator ==
- Static methods
- isCharacterKey
- Constants
- A
- ALT
- APOSTROPHE
- B
- BACKSLASH
- BACKSPACE
- C
- CAPS_LOCK
- CLOSE_SQUARE_BRACKET
- COMMA
- CONTEXT_MENU
- CTRL
- D
- DASH
- DELETE
- DOWN
- E
- EIGHT
- END
- ENTER
- EQUALS
- ESC
- F
- F1
- F2
- F3
- F4
- F5
- F6
- F7
- F8
- F9
- F10
- F11
- F12
- FF_EQUALS
- FF_SEMICOLON
- FIRST_MEDIA_KEY
- FIVE
- FOUR
- G
- H
- HOME
- I
- INSERT
- J
- K
- L
- LAST_MEDIA_KEY
- LEFT
- M
- MAC_ENTER
- MAC_FF_META
- META
- N
- NINE
- NUM_CENTER
- NUM_DELETE
- NUM_DIVISION
- NUM_EAST
- NUM_EIGHT
- NUM_FIVE
- NUM_FOUR
- NUM_INSERT
- NUM_MINUS
- NUM_MULTIPLY
- NUM_NINE
- NUM_NORTH
- NUM_NORTH_EAST
- NUM_NORTH_WEST
- NUM_ONE
- NUM_PERIOD
- NUM_PLUS
- NUM_SEVEN
- NUM_SIX
- NUM_SOUTH
- NUM_SOUTH_EAST
- NUM_SOUTH_WEST
- NUM_THREE
- NUM_TWO
- NUM_WEST
- NUM_ZERO
- NUMLOCK
- O
- ONE
- OPEN_SQUARE_BRACKET
- P
- PAGE_DOWN
- PAGE_UP
- PAUSE
- PERIOD
- PRINT_SCREEN
- Q
- QUESTION_MARK
- R
- RIGHT
- S
- SCROLL_LOCK
- SEMICOLON
- SEVEN
- SHIFT
- SINGLE_QUOTE
- SIX
- SLASH
- SPACE
- T
- TAB
- THREE
- TILDE
- TWO
- U
- UNKNOWN
- UP
- V
- W
- WIN_IME
- WIN_KEY
- WIN_KEY_FF_LINUX
- WIN_KEY_LEFT
- WIN_KEY_RIGHT
- X
- Y
- Z
- ZERO