Files
bubbletea/renderer.go
Christian Muehlhaeuser 3795c036c4 add: Exec, ReleaseTerminal and RestoreTerminal to re-use input and terminal (#237)
* add: program.ReleaseTerminal and RestoreTerminal to re-use input & terminal

* chore(examples): add altscreen toggling to exec demo

* chore: put low-level altscreen stuff alongside other screen funcs

* docs: edit GoDocs for ReleaseTerminal and RestoreTerminal

* feat(renderer): add internal Msg renderMsg to immediately repaint

* fix: repaint instantly on RestoreTerminal

* fix: restore the altscreen state when restoring the terminal

* feat: implement Cmd-based API for blocking *exec.Cmds

* feat: allow Exec to return custom messages

* feat: allow Exec to be run without a callback

* fix: separate parameters for exec.Command examples

* fix: error message would get printed over by prompt in exec example

* fix: ignore signals while child process is running

* feat: allow to execute other things besides exec.Commands (#280)

* feat: allow to execute other things besides exec.Commands.

* fix: lint issues

* fix: renames, examples

* fix: callback type should be exported

* docs(exce): tiny ExecCommand doc comment correction

* chore(exec): break out Cmd for clarity's sake in example

* fix(exec): give the terminal a moment to catch up if exiting altscreen

* docs(exec): tidy up doc comments

* chore(exec): disambiguate methods for restoring the terminal state vs input

Co-authored-by: Christian Rocha <christian@rocha.is>
Co-authored-by: Carlos A Becker <caarlos0@gmail.com>
2022-04-12 10:23:10 -04:00

34 lines
936 B
Go

package tea
// renderer is the interface for Bubble Tea renderers.
type renderer interface {
// Start the renderer.
start()
// Stop the renderer, but render the final frame in the buffer, if any.
stop()
// Stop the renderer without doing any final rendering.
kill()
// Write a frame to the renderer. The renderer can write this data to
// output at its discretion.
write(string)
// Request a full re-render. Note that this will not trigger a render
// immediately. Rather, this method causes the next render to be a full
// repaint. Because of this, it's safe to call this method multiple times
// in succession.
repaint()
// Whether or not the alternate screen buffer is enabled.
altScreen() bool
// Record internally that the alternate screen buffer is enabled. This
// does not actually toggle the alternate screen buffer.
setAltScreen(bool)
}
// repaintMsg forces a full repaint.
type repaintMsg struct{}