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Misc fixes for TUI

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This commit is contained in:
Kovid Goyal
2022-08-24 21:47:05 +05:30
parent 818f68ec53
commit 4b18b575cd
4 changed files with 91 additions and 11 deletions
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21
tools/tui/loop.go
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@@ -46,8 +46,9 @@ type Loop struct {
write_buf []byte
// Callbacks
OnKeyEvent func(loop *Loop, event *KeyEvent) error
OnText func(loop *Loop, text string, from_key_event bool, in_bracketed_paste bool) error
OnInitialize func(loop *Loop) string
OnKeyEvent func(loop *Loop, event *KeyEvent) error
OnText func(loop *Loop, text string, from_key_event bool, in_bracketed_paste bool) error
}
func (self *Loop) handle_csi(raw []byte) error {
@@ -60,6 +61,7 @@ func (self *Loop) handle_csi(raw []byte) error {
}
func (self *Loop) handle_key_event(ev *KeyEvent) error {
// self.controlling_term.DebugPrintln(ev)
if self.OnKeyEvent != nil {
err := self.OnKeyEvent(self, ev)
if err != nil {
@@ -163,11 +165,11 @@ func (self *Loop) DeathSignalName() string {
func (self *Loop) KillIfSignalled() {
switch self.death_signal {
case SIGINT:
syscall.Kill(-1, syscall.SIGINT)
syscall.Kill(os.Getpid(), syscall.SIGINT)
case SIGTERM:
syscall.Kill(-1, syscall.SIGTERM)
syscall.Kill(os.Getpid(), syscall.SIGTERM)
case SIGHUP:
syscall.Kill(-1, syscall.SIGHUP)
syscall.Kill(os.Getpid(), syscall.SIGHUP)
}
}
@@ -216,12 +218,19 @@ func (self *Loop) Run() (err error) {
self.keep_going = true
self.flush_write_buf = true
self.queue_write_to_tty(self.terminal_options.SetStateEscapeCodes())
finalizer := ""
if self.OnInitialize != nil {
finalizer = self.OnInitialize(self)
}
defer func() {
if self.flush_write_buf {
self.flush()
}
self.write_buf = self.write_buf[:]
self.write_buf = self.write_buf[:0]
if finalizer != "" {
self.queue_write_to_tty([]byte(finalizer))
}
self.queue_write_to_tty(self.terminal_options.ResetStateEscapeCodes())
self.flush()
}()