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diff kitten: Automatically change colors on terminal color scheme change

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This commit is contained in:
Kovid Goyal
2025-01-05 06:00:24 +05:30
parent 98c1e0f7aa
commit f3db7e7554
9 changed files with 113 additions and 35 deletions
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12
tools/tui/loop/api.go
View File

@@ -118,6 +118,9 @@ type Loop struct {
// Called when capabilities response is received
OnCapabilitiesReceived func(TerminalCapabilities) error
// Called when the terminal's color scheme changes
OnColorSchemeChange func(ColorPreference) error
}
func New(options ...func(self *Loop)) (*Loop, error) {
@@ -203,6 +206,15 @@ func NoRestoreColors(self *Loop) {
self.terminal_options.restore_colors = false
}
func (self *Loop) ColorSchemeChangeNotifications() *Loop {
self.terminal_options.color_scheme_change_notification = true
return self
}
func ColorSchemeChangeNotifications(self *Loop) {
self.terminal_options.color_scheme_change_notification = true
}
func NoInBandResizeNotifications(self *Loop) {
self.terminal_options.in_band_resize_notification = false
}

12
tools/tui/loop/run.go
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@@ -27,6 +27,7 @@ func new_loop() *Loop {
l.terminal_options.Alternate_screen = true
l.terminal_options.restore_colors = true
l.terminal_options.in_band_resize_notification = true
l.terminal_options.color_scheme_change_notification = false
l.terminal_options.kitty_keyboard_mode = DISAMBIGUATE_KEYS | REPORT_ALTERNATE_KEYS | REPORT_ALL_KEYS_AS_ESCAPE_CODES | REPORT_TEXT_WITH_KEYS
l.escape_code_parser.HandleCSI = l.handle_csi
l.escape_code_parser.HandleOSC = l.handle_osc
@@ -144,6 +145,17 @@ func (self *Loop) handle_csi(raw []byte) (err error) {
self.TerminalCapabilities.KeyboardProtocol = true
self.TerminalCapabilities.KeyboardProtocolResponseReceived = true
}
} else if self.terminal_options.color_scheme_change_notification && strings.HasPrefix(csi, "?997;") && strings.HasSuffix(csi, "n") {
switch csi[len(csi)-2] {
case '1':
self.TerminalCapabilities.ColorPreference = DARK_COLOR_PREFERENCE
case '2':
self.TerminalCapabilities.ColorPreference = LIGHT_COLOR_PREFERENCE
}
self.TerminalCapabilities.ColorPreferenceResponseReceived = true
if self.OnColorSchemeChange != nil {
return self.OnColorSchemeChange(self.TerminalCapabilities.ColorPreference)
}
}
if self.OnEscapeCode != nil {
return self.OnEscapeCode(CSI, raw)

47
tools/tui/loop/terminal-state.go
View File

@@ -46,27 +46,28 @@ type Mode uint32
const private Mode = 1 << 31
const (
LNM Mode = 20
IRM Mode = 4
DECKM Mode = 1 | private
DECSCNM Mode = 5 | private
DECOM Mode = 6 | private
DECAWM Mode = 7 | private
DECARM Mode = 8 | private
DECTCEM Mode = 25 | private
MOUSE_BUTTON_TRACKING Mode = 1000 | private
MOUSE_MOTION_TRACKING Mode = 1002 | private
MOUSE_MOVE_TRACKING Mode = 1003 | private
FOCUS_TRACKING Mode = 1004 | private
MOUSE_UTF8_MODE Mode = 1005 | private
MOUSE_SGR_MODE Mode = 1006 | private
MOUSE_URXVT_MODE Mode = 1015 | private
MOUSE_SGR_PIXEL_MODE Mode = 1016 | private
ALTERNATE_SCREEN Mode = 1049 | private
BRACKETED_PASTE Mode = 2004 | private
PENDING_UPDATE Mode = 2026 | private
INBAND_RESIZE_NOTIFICATION Mode = 2048 | private
HANDLE_TERMIOS_SIGNALS Mode = kitty.HandleTermiosSignals | private
LNM Mode = 20
IRM Mode = 4
DECKM Mode = 1 | private
DECSCNM Mode = 5 | private
DECOM Mode = 6 | private
DECAWM Mode = 7 | private
DECARM Mode = 8 | private
DECTCEM Mode = 25 | private
MOUSE_BUTTON_TRACKING Mode = 1000 | private
MOUSE_MOTION_TRACKING Mode = 1002 | private
MOUSE_MOVE_TRACKING Mode = 1003 | private
FOCUS_TRACKING Mode = 1004 | private
MOUSE_UTF8_MODE Mode = 1005 | private
MOUSE_SGR_MODE Mode = 1006 | private
MOUSE_URXVT_MODE Mode = 1015 | private
MOUSE_SGR_PIXEL_MODE Mode = 1016 | private
ALTERNATE_SCREEN Mode = 1049 | private
BRACKETED_PASTE Mode = 2004 | private
PENDING_UPDATE Mode = 2026 | private
COLOR_SCHEME_CHANGE_NOTIFICATION Mode = 2031 | private
INBAND_RESIZE_NOTIFICATION Mode = 2048 | private
HANDLE_TERMIOS_SIGNALS Mode = kitty.HandleTermiosSignals | private
)
func (self Mode) escape_code(which string) string {
@@ -101,6 +102,7 @@ type TerminalStateOptions struct {
mouse_tracking MouseTracking
kitty_keyboard_mode KeyboardStateBits
in_band_resize_notification bool
color_scheme_change_notification bool
}
func set_modes(sb *strings.Builder, modes ...Mode) {
@@ -133,6 +135,9 @@ func (self *TerminalStateOptions) SetStateEscapeCodes() string {
if self.in_band_resize_notification {
set_modes(&sb, INBAND_RESIZE_NOTIFICATION)
}
if self.color_scheme_change_notification {
set_modes(&sb, COLOR_SCHEME_CHANGE_NOTIFICATION)
}
if self.Alternate_screen {
set_modes(&sb, ALTERNATE_SCREEN)
sb.WriteString(CLEAR_SCREEN)

6
tools/utils/cache.go
View File

@@ -22,6 +22,12 @@ func NewLRUCache[K comparable, V any](max_size int) *LRUCache[K, V] {
return &ans
}
func (self *LRUCache[K, V]) Clear() {
self.lock.RLock()
clear(self.data)
self.lock.Unlock()
}
func (self *LRUCache[K, V]) Get(key K) (ans V, found bool) {
self.lock.RLock()
ans, found = self.data[key]