144 lines
3.8 KiB
Go
144 lines
3.8 KiB
Go
package tui
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import (
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"fmt"
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"strings"
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"kitty"
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)
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const (
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SAVE_CURSOR = "\0337"
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RESTORE_CURSOR = "\0338"
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S7C1T = "\033 F"
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SAVE_PRIVATE_MODE_VALUES = "\033[?s"
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RESTORE_PRIVATE_MODE_VALUES = "\033[?r"
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SAVE_COLORS = "\033[#P"
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RESTORE_COLORS = "\033[#Q"
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DECSACE_DEFAULT_REGION_SELECT = "\033[*x"
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CLEAR_SCREEN = "\033[H\033[2J"
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)
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type Mode uint32
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const private Mode = 1 << 31
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const (
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LNM Mode = 20
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IRM Mode = 4
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DECKM Mode = 1 | private
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DECSCNM Mode = 5 | private
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DECOM Mode = 6 | private
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DECAWM Mode = 7 | private
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DECARM Mode = 8 | private
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DECTCEM Mode = 25 | private
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MOUSE_BUTTON_TRACKING Mode = 1000 | private
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MOUSE_MOTION_TRACKING Mode = 1002 | private
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MOUSE_MOVE_TRACKING Mode = 1003 | private
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FOCUS_TRACKING Mode = 1004 | private
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MOUSE_UTF8_MODE Mode = 1005 | private
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MOUSE_SGR_MODE Mode = 1006 | private
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MOUSE_URXVT_MODE Mode = 1015 | private
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MOUSE_SGR_PIXEL_MODE Mode = 1016 | private
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ALTERNATE_SCREEN Mode = 1049 | private
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BRACKETED_PASTE Mode = 2004 | private
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PENDING_UPDATE Mode = 2026 | private
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HANDLE_TERMIOS_SIGNALS Mode = kitty.HandleTermiosSignals | private
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)
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func (self Mode) escape_code(which string) string {
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num := self
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priv := ""
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if num&private > 0 {
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priv = "?"
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num &^= private
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}
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return fmt.Sprintf("\033[%s%d%s", priv, uint32(num), which)
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}
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func (self Mode) EscapeCodeToSet() string {
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return self.escape_code("h")
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}
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func (self Mode) EscapeCodeToReset() string {
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return self.escape_code("l")
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}
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type MouseTracking uint8
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const (
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NO_MOUSE_TRACKING MouseTracking = iota
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BUTTONS_ONLY_MOUSE_TRACKING
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BUTTONS_AND_DRAG_MOUSE_TRACKING
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FULL_MOUSE_TRACKING
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)
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type TerminalStateOptions struct {
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alternate_screen, no_kitty_keyboard_mode bool
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mouse_tracking MouseTracking
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}
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func set_modes(sb *strings.Builder, modes ...Mode) {
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for _, m := range modes {
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sb.WriteString(m.EscapeCodeToSet())
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}
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}
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func reset_modes(sb *strings.Builder, modes ...Mode) {
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for _, m := range modes {
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sb.WriteString(m.EscapeCodeToReset())
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}
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}
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func (self *TerminalStateOptions) SetStateEscapeCodes() []byte {
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var sb strings.Builder
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sb.Grow(256)
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sb.WriteString(S7C1T)
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if self.alternate_screen {
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sb.WriteString(SAVE_CURSOR)
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}
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sb.WriteString(SAVE_PRIVATE_MODE_VALUES)
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sb.WriteString(SAVE_COLORS)
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sb.WriteString(DECSACE_DEFAULT_REGION_SELECT)
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reset_modes(&sb,
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IRM, DECKM, DECSCNM, BRACKETED_PASTE, FOCUS_TRACKING,
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MOUSE_BUTTON_TRACKING, MOUSE_MOTION_TRACKING, MOUSE_MOVE_TRACKING, MOUSE_UTF8_MODE, MOUSE_SGR_MODE)
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set_modes(&sb, DECARM, DECAWM, DECTCEM)
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if self.alternate_screen {
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set_modes(&sb, ALTERNATE_SCREEN)
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sb.WriteString(CLEAR_SCREEN)
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}
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if self.no_kitty_keyboard_mode {
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sb.WriteString("\033[>u")
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} else {
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sb.WriteString("\033[>31u")
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}
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if self.mouse_tracking != NO_MOUSE_TRACKING {
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sb.WriteString(MOUSE_SGR_PIXEL_MODE.EscapeCodeToSet())
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switch self.mouse_tracking {
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case BUTTONS_ONLY_MOUSE_TRACKING:
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sb.WriteString(MOUSE_BUTTON_TRACKING.EscapeCodeToSet())
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case BUTTONS_AND_DRAG_MOUSE_TRACKING:
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sb.WriteString(MOUSE_MOTION_TRACKING.EscapeCodeToSet())
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case FULL_MOUSE_TRACKING:
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sb.WriteString(MOUSE_MOVE_TRACKING.EscapeCodeToSet())
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}
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}
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return []byte(sb.String())
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}
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func (self *TerminalStateOptions) ResetStateEscapeCodes() []byte {
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var sb strings.Builder
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sb.Grow(64)
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sb.WriteString("\033[<u")
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if self.alternate_screen {
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sb.WriteString(ALTERNATE_SCREEN.EscapeCodeToReset())
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} else {
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sb.WriteString(SAVE_CURSOR)
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}
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sb.WriteString(RESTORE_PRIVATE_MODE_VALUES)
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sb.WriteString(RESTORE_CURSOR)
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sb.WriteString(RESTORE_COLORS)
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return []byte(sb.String())
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}
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