opencode/packages/tui/input/terminfo.go

277 lines
9.7 KiB
Go

package input
import (
"strings"
"github.com/xo/terminfo"
)
func buildTerminfoKeys(flags int, term string) map[string]Key {
table := make(map[string]Key)
ti, _ := terminfo.Load(term)
if ti == nil {
return table
}
tiTable := defaultTerminfoKeys(flags)
// Default keys
for name, seq := range ti.StringCapsShort() {
if !strings.HasPrefix(name, "k") || len(seq) == 0 {
continue
}
if k, ok := tiTable[name]; ok {
table[string(seq)] = k
}
}
// Extended keys
for name, seq := range ti.ExtStringCapsShort() {
if !strings.HasPrefix(name, "k") || len(seq) == 0 {
continue
}
if k, ok := tiTable[name]; ok {
table[string(seq)] = k
}
}
return table
}
// This returns a map of terminfo keys to key events. It's a mix of ncurses
// terminfo default and user-defined key capabilities.
// Upper-case caps that are defined in the default terminfo database are
// - kNXT
// - kPRV
// - kHOM
// - kEND
// - kDC
// - kIC
// - kLFT
// - kRIT
//
// See https://man7.org/linux/man-pages/man5/terminfo.5.html
// See https://github.com/mirror/ncurses/blob/master/include/Caps-ncurses
func defaultTerminfoKeys(flags int) map[string]Key {
keys := map[string]Key{
"kcuu1": {Code: KeyUp},
"kUP": {Code: KeyUp, Mod: ModShift},
"kUP3": {Code: KeyUp, Mod: ModAlt},
"kUP4": {Code: KeyUp, Mod: ModShift | ModAlt},
"kUP5": {Code: KeyUp, Mod: ModCtrl},
"kUP6": {Code: KeyUp, Mod: ModShift | ModCtrl},
"kUP7": {Code: KeyUp, Mod: ModAlt | ModCtrl},
"kUP8": {Code: KeyUp, Mod: ModShift | ModAlt | ModCtrl},
"kcud1": {Code: KeyDown},
"kDN": {Code: KeyDown, Mod: ModShift},
"kDN3": {Code: KeyDown, Mod: ModAlt},
"kDN4": {Code: KeyDown, Mod: ModShift | ModAlt},
"kDN5": {Code: KeyDown, Mod: ModCtrl},
"kDN7": {Code: KeyDown, Mod: ModAlt | ModCtrl},
"kDN6": {Code: KeyDown, Mod: ModShift | ModCtrl},
"kDN8": {Code: KeyDown, Mod: ModShift | ModAlt | ModCtrl},
"kcub1": {Code: KeyLeft},
"kLFT": {Code: KeyLeft, Mod: ModShift},
"kLFT3": {Code: KeyLeft, Mod: ModAlt},
"kLFT4": {Code: KeyLeft, Mod: ModShift | ModAlt},
"kLFT5": {Code: KeyLeft, Mod: ModCtrl},
"kLFT6": {Code: KeyLeft, Mod: ModShift | ModCtrl},
"kLFT7": {Code: KeyLeft, Mod: ModAlt | ModCtrl},
"kLFT8": {Code: KeyLeft, Mod: ModShift | ModAlt | ModCtrl},
"kcuf1": {Code: KeyRight},
"kRIT": {Code: KeyRight, Mod: ModShift},
"kRIT3": {Code: KeyRight, Mod: ModAlt},
"kRIT4": {Code: KeyRight, Mod: ModShift | ModAlt},
"kRIT5": {Code: KeyRight, Mod: ModCtrl},
"kRIT6": {Code: KeyRight, Mod: ModShift | ModCtrl},
"kRIT7": {Code: KeyRight, Mod: ModAlt | ModCtrl},
"kRIT8": {Code: KeyRight, Mod: ModShift | ModAlt | ModCtrl},
"kich1": {Code: KeyInsert},
"kIC": {Code: KeyInsert, Mod: ModShift},
"kIC3": {Code: KeyInsert, Mod: ModAlt},
"kIC4": {Code: KeyInsert, Mod: ModShift | ModAlt},
"kIC5": {Code: KeyInsert, Mod: ModCtrl},
"kIC6": {Code: KeyInsert, Mod: ModShift | ModCtrl},
"kIC7": {Code: KeyInsert, Mod: ModAlt | ModCtrl},
"kIC8": {Code: KeyInsert, Mod: ModShift | ModAlt | ModCtrl},
"kdch1": {Code: KeyDelete},
"kDC": {Code: KeyDelete, Mod: ModShift},
"kDC3": {Code: KeyDelete, Mod: ModAlt},
"kDC4": {Code: KeyDelete, Mod: ModShift | ModAlt},
"kDC5": {Code: KeyDelete, Mod: ModCtrl},
"kDC6": {Code: KeyDelete, Mod: ModShift | ModCtrl},
"kDC7": {Code: KeyDelete, Mod: ModAlt | ModCtrl},
"kDC8": {Code: KeyDelete, Mod: ModShift | ModAlt | ModCtrl},
"khome": {Code: KeyHome},
"kHOM": {Code: KeyHome, Mod: ModShift},
"kHOM3": {Code: KeyHome, Mod: ModAlt},
"kHOM4": {Code: KeyHome, Mod: ModShift | ModAlt},
"kHOM5": {Code: KeyHome, Mod: ModCtrl},
"kHOM6": {Code: KeyHome, Mod: ModShift | ModCtrl},
"kHOM7": {Code: KeyHome, Mod: ModAlt | ModCtrl},
"kHOM8": {Code: KeyHome, Mod: ModShift | ModAlt | ModCtrl},
"kend": {Code: KeyEnd},
"kEND": {Code: KeyEnd, Mod: ModShift},
"kEND3": {Code: KeyEnd, Mod: ModAlt},
"kEND4": {Code: KeyEnd, Mod: ModShift | ModAlt},
"kEND5": {Code: KeyEnd, Mod: ModCtrl},
"kEND6": {Code: KeyEnd, Mod: ModShift | ModCtrl},
"kEND7": {Code: KeyEnd, Mod: ModAlt | ModCtrl},
"kEND8": {Code: KeyEnd, Mod: ModShift | ModAlt | ModCtrl},
"kpp": {Code: KeyPgUp},
"kprv": {Code: KeyPgUp},
"kPRV": {Code: KeyPgUp, Mod: ModShift},
"kPRV3": {Code: KeyPgUp, Mod: ModAlt},
"kPRV4": {Code: KeyPgUp, Mod: ModShift | ModAlt},
"kPRV5": {Code: KeyPgUp, Mod: ModCtrl},
"kPRV6": {Code: KeyPgUp, Mod: ModShift | ModCtrl},
"kPRV7": {Code: KeyPgUp, Mod: ModAlt | ModCtrl},
"kPRV8": {Code: KeyPgUp, Mod: ModShift | ModAlt | ModCtrl},
"knp": {Code: KeyPgDown},
"knxt": {Code: KeyPgDown},
"kNXT": {Code: KeyPgDown, Mod: ModShift},
"kNXT3": {Code: KeyPgDown, Mod: ModAlt},
"kNXT4": {Code: KeyPgDown, Mod: ModShift | ModAlt},
"kNXT5": {Code: KeyPgDown, Mod: ModCtrl},
"kNXT6": {Code: KeyPgDown, Mod: ModShift | ModCtrl},
"kNXT7": {Code: KeyPgDown, Mod: ModAlt | ModCtrl},
"kNXT8": {Code: KeyPgDown, Mod: ModShift | ModAlt | ModCtrl},
"kbs": {Code: KeyBackspace},
"kcbt": {Code: KeyTab, Mod: ModShift},
// Function keys
// This only includes the first 12 function keys. The rest are treated
// as modifiers of the first 12.
// Take a look at XTerm modifyFunctionKeys
//
// XXX: To use unambiguous function keys, use fixterms or kitty clipboard.
//
// See https://invisible-island.net/xterm/manpage/xterm.html#VT100-Widget-Resources:modifyFunctionKeys
// See https://invisible-island.net/xterm/terminfo.html
"kf1": {Code: KeyF1},
"kf2": {Code: KeyF2},
"kf3": {Code: KeyF3},
"kf4": {Code: KeyF4},
"kf5": {Code: KeyF5},
"kf6": {Code: KeyF6},
"kf7": {Code: KeyF7},
"kf8": {Code: KeyF8},
"kf9": {Code: KeyF9},
"kf10": {Code: KeyF10},
"kf11": {Code: KeyF11},
"kf12": {Code: KeyF12},
"kf13": {Code: KeyF1, Mod: ModShift},
"kf14": {Code: KeyF2, Mod: ModShift},
"kf15": {Code: KeyF3, Mod: ModShift},
"kf16": {Code: KeyF4, Mod: ModShift},
"kf17": {Code: KeyF5, Mod: ModShift},
"kf18": {Code: KeyF6, Mod: ModShift},
"kf19": {Code: KeyF7, Mod: ModShift},
"kf20": {Code: KeyF8, Mod: ModShift},
"kf21": {Code: KeyF9, Mod: ModShift},
"kf22": {Code: KeyF10, Mod: ModShift},
"kf23": {Code: KeyF11, Mod: ModShift},
"kf24": {Code: KeyF12, Mod: ModShift},
"kf25": {Code: KeyF1, Mod: ModCtrl},
"kf26": {Code: KeyF2, Mod: ModCtrl},
"kf27": {Code: KeyF3, Mod: ModCtrl},
"kf28": {Code: KeyF4, Mod: ModCtrl},
"kf29": {Code: KeyF5, Mod: ModCtrl},
"kf30": {Code: KeyF6, Mod: ModCtrl},
"kf31": {Code: KeyF7, Mod: ModCtrl},
"kf32": {Code: KeyF8, Mod: ModCtrl},
"kf33": {Code: KeyF9, Mod: ModCtrl},
"kf34": {Code: KeyF10, Mod: ModCtrl},
"kf35": {Code: KeyF11, Mod: ModCtrl},
"kf36": {Code: KeyF12, Mod: ModCtrl},
"kf37": {Code: KeyF1, Mod: ModShift | ModCtrl},
"kf38": {Code: KeyF2, Mod: ModShift | ModCtrl},
"kf39": {Code: KeyF3, Mod: ModShift | ModCtrl},
"kf40": {Code: KeyF4, Mod: ModShift | ModCtrl},
"kf41": {Code: KeyF5, Mod: ModShift | ModCtrl},
"kf42": {Code: KeyF6, Mod: ModShift | ModCtrl},
"kf43": {Code: KeyF7, Mod: ModShift | ModCtrl},
"kf44": {Code: KeyF8, Mod: ModShift | ModCtrl},
"kf45": {Code: KeyF9, Mod: ModShift | ModCtrl},
"kf46": {Code: KeyF10, Mod: ModShift | ModCtrl},
"kf47": {Code: KeyF11, Mod: ModShift | ModCtrl},
"kf48": {Code: KeyF12, Mod: ModShift | ModCtrl},
"kf49": {Code: KeyF1, Mod: ModAlt},
"kf50": {Code: KeyF2, Mod: ModAlt},
"kf51": {Code: KeyF3, Mod: ModAlt},
"kf52": {Code: KeyF4, Mod: ModAlt},
"kf53": {Code: KeyF5, Mod: ModAlt},
"kf54": {Code: KeyF6, Mod: ModAlt},
"kf55": {Code: KeyF7, Mod: ModAlt},
"kf56": {Code: KeyF8, Mod: ModAlt},
"kf57": {Code: KeyF9, Mod: ModAlt},
"kf58": {Code: KeyF10, Mod: ModAlt},
"kf59": {Code: KeyF11, Mod: ModAlt},
"kf60": {Code: KeyF12, Mod: ModAlt},
"kf61": {Code: KeyF1, Mod: ModShift | ModAlt},
"kf62": {Code: KeyF2, Mod: ModShift | ModAlt},
"kf63": {Code: KeyF3, Mod: ModShift | ModAlt},
}
// Preserve F keys from F13 to F63 instead of using them for F-keys
// modifiers.
if flags&FlagFKeys != 0 {
keys["kf13"] = Key{Code: KeyF13}
keys["kf14"] = Key{Code: KeyF14}
keys["kf15"] = Key{Code: KeyF15}
keys["kf16"] = Key{Code: KeyF16}
keys["kf17"] = Key{Code: KeyF17}
keys["kf18"] = Key{Code: KeyF18}
keys["kf19"] = Key{Code: KeyF19}
keys["kf20"] = Key{Code: KeyF20}
keys["kf21"] = Key{Code: KeyF21}
keys["kf22"] = Key{Code: KeyF22}
keys["kf23"] = Key{Code: KeyF23}
keys["kf24"] = Key{Code: KeyF24}
keys["kf25"] = Key{Code: KeyF25}
keys["kf26"] = Key{Code: KeyF26}
keys["kf27"] = Key{Code: KeyF27}
keys["kf28"] = Key{Code: KeyF28}
keys["kf29"] = Key{Code: KeyF29}
keys["kf30"] = Key{Code: KeyF30}
keys["kf31"] = Key{Code: KeyF31}
keys["kf32"] = Key{Code: KeyF32}
keys["kf33"] = Key{Code: KeyF33}
keys["kf34"] = Key{Code: KeyF34}
keys["kf35"] = Key{Code: KeyF35}
keys["kf36"] = Key{Code: KeyF36}
keys["kf37"] = Key{Code: KeyF37}
keys["kf38"] = Key{Code: KeyF38}
keys["kf39"] = Key{Code: KeyF39}
keys["kf40"] = Key{Code: KeyF40}
keys["kf41"] = Key{Code: KeyF41}
keys["kf42"] = Key{Code: KeyF42}
keys["kf43"] = Key{Code: KeyF43}
keys["kf44"] = Key{Code: KeyF44}
keys["kf45"] = Key{Code: KeyF45}
keys["kf46"] = Key{Code: KeyF46}
keys["kf47"] = Key{Code: KeyF47}
keys["kf48"] = Key{Code: KeyF48}
keys["kf49"] = Key{Code: KeyF49}
keys["kf50"] = Key{Code: KeyF50}
keys["kf51"] = Key{Code: KeyF51}
keys["kf52"] = Key{Code: KeyF52}
keys["kf53"] = Key{Code: KeyF53}
keys["kf54"] = Key{Code: KeyF54}
keys["kf55"] = Key{Code: KeyF55}
keys["kf56"] = Key{Code: KeyF56}
keys["kf57"] = Key{Code: KeyF57}
keys["kf58"] = Key{Code: KeyF58}
keys["kf59"] = Key{Code: KeyF59}
keys["kf60"] = Key{Code: KeyF60}
keys["kf61"] = Key{Code: KeyF61}
keys["kf62"] = Key{Code: KeyF62}
keys["kf63"] = Key{Code: KeyF63}
}
return keys
}