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refactor(vt): dry and use input package for key and mouse events
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@aymanbagabas
aymanbagabas committed Feb 4, 2025
1 parent 8304288 commit f44d1a0
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Showing 2 changed files with 185 additions and 299 deletions.
344 changes: 155 additions & 189 deletions vt/key.go
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Original file line number Diff line number Diff line change
@@ -1,27 +1,23 @@
package vt

import (
"unicode"

"github.com/charmbracelet/x/ansi"
"github.com/charmbracelet/x/input"
)

// KeyMod represents a key modifier.
type KeyMod int
type KeyMod = input.KeyMod

// Modifier keys.
const (
ModShift KeyMod = 1 << iota
ModAlt
ModCtrl
ModMeta
ModShift = input.ModShift
ModAlt = input.ModAlt
ModCtrl = input.ModCtrl
ModMeta = input.ModMeta
)

// Key represents a key press event.
type Key struct {
Code rune
Mod KeyMod
}
type Key = input.Key

// SendKey returns the default key map.
func (t *Terminal) SendKey(k Key) {
Expand Down Expand Up @@ -278,183 +274,153 @@ func (t *Terminal) SendKey(k Key) {
t.buf.WriteString(seq) //nolint:errcheck
}

// Key codes.
const (
// KeyExtended is a special key code used to signify that a key event
// contains multiple runes.
KeyExtended = unicode.MaxRune + 1
)

// Special key symbols.
const (

// Special keys

KeyUp rune = KeyExtended + iota + 1
KeyDown
KeyRight
KeyLeft
KeyBegin
KeyFind
KeyInsert
KeyDelete
KeySelect
KeyPgUp
KeyPgDown
KeyHome
KeyEnd

// Keypad keys

KeyKpEnter
KeyKpEqual
KeyKpMultiply
KeyKpPlus
KeyKpComma
KeyKpMinus
KeyKpDecimal
KeyKpDivide
KeyKp0
KeyKp1
KeyKp2
KeyKp3
KeyKp4
KeyKp5
KeyKp6
KeyKp7
KeyKp8
KeyKp9

// The following are keys defined in the Kitty keyboard protocol.
// TODO: Investigate the names of these keys
KeyKpSep
KeyKpUp
KeyKpDown
KeyKpLeft
KeyKpRight
KeyKpPgUp
KeyKpPgDown
KeyKpHome
KeyKpEnd
KeyKpInsert
KeyKpDelete
KeyKpBegin

// Function keys

KeyF1
KeyF2
KeyF3
KeyF4
KeyF5
KeyF6
KeyF7
KeyF8
KeyF9
KeyF10
KeyF11
KeyF12
KeyF13
KeyF14
KeyF15
KeyF16
KeyF17
KeyF18
KeyF19
KeyF20
KeyF21
KeyF22
KeyF23
KeyF24
KeyF25
KeyF26
KeyF27
KeyF28
KeyF29
KeyF30
KeyF31
KeyF32
KeyF33
KeyF34
KeyF35
KeyF36
KeyF37
KeyF38
KeyF39
KeyF40
KeyF41
KeyF42
KeyF43
KeyF44
KeyF45
KeyF46
KeyF47
KeyF48
KeyF49
KeyF50
KeyF51
KeyF52
KeyF53
KeyF54
KeyF55
KeyF56
KeyF57
KeyF58
KeyF59
KeyF60
KeyF61
KeyF62
KeyF63

// The following are keys defined in the Kitty keyboard protocol.
// TODO: Investigate the names of these keys

KeyCapsLock
KeyScrollLock
KeyNumLock
KeyPrintScreen
KeyPause
KeyMenu

KeyMediaPlay
KeyMediaPause
KeyMediaPlayPause
KeyMediaReverse
KeyMediaStop
KeyMediaFastForward
KeyMediaRewind
KeyMediaNext
KeyMediaPrev
KeyMediaRecord

KeyLowerVol
KeyRaiseVol
KeyMute

KeyLeftShift
KeyLeftAlt
KeyLeftCtrl
KeyLeftSuper
KeyLeftHyper
KeyLeftMeta
KeyRightShift
KeyRightAlt
KeyRightCtrl
KeyRightSuper
KeyRightHyper
KeyRightMeta
KeyIsoLevel3Shift
KeyIsoLevel5Shift

// Special names in C0

KeyBackspace = rune(ansi.DEL)
KeyTab = rune(ansi.HT)
KeyEnter = rune(ansi.CR)
KeyReturn = KeyEnter
KeyEscape = rune(ansi.ESC)
KeyEsc = KeyEscape

// Special names in G0

KeySpace = rune(ansi.SP)
KeyExtended = input.KeyExtended
KeyUp = input.KeyUp
KeyDown = input.KeyDown
KeyRight = input.KeyRight
KeyLeft = input.KeyLeft
KeyBegin = input.KeyBegin
KeyFind = input.KeyFind
KeyInsert = input.KeyInsert
KeyDelete = input.KeyDelete
KeySelect = input.KeySelect
KeyPgUp = input.KeyPgUp
KeyPgDown = input.KeyPgDown
KeyHome = input.KeyHome
KeyEnd = input.KeyEnd
KeyKpEnter = input.KeyKpEnter
KeyKpEqual = input.KeyKpEqual
KeyKpMultiply = input.KeyKpMultiply
KeyKpPlus = input.KeyKpPlus
KeyKpComma = input.KeyKpComma
KeyKpMinus = input.KeyKpMinus
KeyKpDecimal = input.KeyKpDecimal
KeyKpDivide = input.KeyKpDivide
KeyKp0 = input.KeyKp0
KeyKp1 = input.KeyKp1
KeyKp2 = input.KeyKp2
KeyKp3 = input.KeyKp3
KeyKp4 = input.KeyKp4
KeyKp5 = input.KeyKp5
KeyKp6 = input.KeyKp6
KeyKp7 = input.KeyKp7
KeyKp8 = input.KeyKp8
KeyKp9 = input.KeyKp9
KeyKpSep = input.KeyKpSep
KeyKpUp = input.KeyKpUp
KeyKpDown = input.KeyKpDown
KeyKpLeft = input.KeyKpLeft
KeyKpRight = input.KeyKpRight
KeyKpPgUp = input.KeyKpPgUp
KeyKpPgDown = input.KeyKpPgDown
KeyKpHome = input.KeyKpHome
KeyKpEnd = input.KeyKpEnd
KeyKpInsert = input.KeyKpInsert
KeyKpDelete = input.KeyKpDelete
KeyKpBegin = input.KeyKpBegin
KeyF1 = input.KeyF1
KeyF2 = input.KeyF2
KeyF3 = input.KeyF3
KeyF4 = input.KeyF4
KeyF5 = input.KeyF5
KeyF6 = input.KeyF6
KeyF7 = input.KeyF7
KeyF8 = input.KeyF8
KeyF9 = input.KeyF9
KeyF10 = input.KeyF10
KeyF11 = input.KeyF11
KeyF12 = input.KeyF12
KeyF13 = input.KeyF13
KeyF14 = input.KeyF14
KeyF15 = input.KeyF15
KeyF16 = input.KeyF16
KeyF17 = input.KeyF17
KeyF18 = input.KeyF18
KeyF19 = input.KeyF19
KeyF20 = input.KeyF20
KeyF21 = input.KeyF21
KeyF22 = input.KeyF22
KeyF23 = input.KeyF23
KeyF24 = input.KeyF24
KeyF25 = input.KeyF25
KeyF26 = input.KeyF26
KeyF27 = input.KeyF27
KeyF28 = input.KeyF28
KeyF29 = input.KeyF29
KeyF30 = input.KeyF30
KeyF31 = input.KeyF31
KeyF32 = input.KeyF32
KeyF33 = input.KeyF33
KeyF34 = input.KeyF34
KeyF35 = input.KeyF35
KeyF36 = input.KeyF36
KeyF37 = input.KeyF37
KeyF38 = input.KeyF38
KeyF39 = input.KeyF39
KeyF40 = input.KeyF40
KeyF41 = input.KeyF41
KeyF42 = input.KeyF42
KeyF43 = input.KeyF43
KeyF44 = input.KeyF44
KeyF45 = input.KeyF45
KeyF46 = input.KeyF46
KeyF47 = input.KeyF47
KeyF48 = input.KeyF48
KeyF49 = input.KeyF49
KeyF50 = input.KeyF50
KeyF51 = input.KeyF51
KeyF52 = input.KeyF52
KeyF53 = input.KeyF53
KeyF54 = input.KeyF54
KeyF55 = input.KeyF55
KeyF56 = input.KeyF56
KeyF57 = input.KeyF57
KeyF58 = input.KeyF58
KeyF59 = input.KeyF59
KeyF60 = input.KeyF60
KeyF61 = input.KeyF61
KeyF62 = input.KeyF62
KeyF63 = input.KeyF63
KeyCapsLock = input.KeyCapsLock
KeyScrollLock = input.KeyScrollLock
KeyNumLock = input.KeyNumLock
KeyPrintScreen = input.KeyPrintScreen
KeyPause = input.KeyPause
KeyMenu = input.KeyMenu
KeyMediaPlay = input.KeyMediaPlay
KeyMediaPause = input.KeyMediaPause
KeyMediaPlayPause = input.KeyMediaPlayPause
KeyMediaReverse = input.KeyMediaReverse
KeyMediaStop = input.KeyMediaStop
KeyMediaFastForward = input.KeyMediaFastForward
KeyMediaRewind = input.KeyMediaRewind
KeyMediaNext = input.KeyMediaNext
KeyMediaPrev = input.KeyMediaPrev
KeyMediaRecord = input.KeyMediaRecord
KeyLowerVol = input.KeyLowerVol
KeyRaiseVol = input.KeyRaiseVol
KeyMute = input.KeyMute
KeyLeftShift = input.KeyLeftShift
KeyLeftAlt = input.KeyLeftAlt
KeyLeftCtrl = input.KeyLeftCtrl
KeyLeftSuper = input.KeyLeftSuper
KeyLeftHyper = input.KeyLeftHyper
KeyLeftMeta = input.KeyLeftMeta
KeyRightShift = input.KeyRightShift
KeyRightAlt = input.KeyRightAlt
KeyRightCtrl = input.KeyRightCtrl
KeyRightSuper = input.KeyRightSuper
KeyRightHyper = input.KeyRightHyper
KeyRightMeta = input.KeyRightMeta
KeyIsoLevel3Shift = input.KeyIsoLevel3Shift
KeyIsoLevel5Shift = input.KeyIsoLevel5Shift
KeyBackspace = input.KeyBackspace
KeyTab = input.KeyTab
KeyEnter = input.KeyEnter
KeyReturn = input.KeyReturn
KeyEscape = input.KeyEscape
KeyEsc = input.KeyEsc
KeySpace = input.KeySpace
)
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