program

Aug 24, 2026

Changes in this version

+ type ByteIngressConfig struct

+ Consume func(ByteBatch)

+ Dispatcher Dispatcher

+ Limit int

type Config

+ func (c Config) TerminalConfig() term.Config

Aug 11, 2026

Changes in this version

+ type ColorHost interface

+ Color func() grid.Depth

type Environment

+ func (e Environment) Color() grid.Depth

Aug 10, 2026

Changes in this version

type Environment

+ func (e Environment) Locale() string

+ type LocaleHost interface

+ Locale func() string

Aug 9, 2026

Changes in this version

type FrameWriter

+ Changes func() <-chan struct{}

Aug 9, 2026

Changes in this version

+ type ProgressHost interface

+ SetProgress func(progress term.Progress)

type Runtime

+ func (r *Runtime) After(d time.Duration, fn func()) (stop func())

type Session

+ func (s Session) SetProgress(progress term.Progress)

Aug 8, 2026

Changes in this version

+ var ErrInvalidFrameSequence = errors.New("program: invalid frame writer sequence")

Aug 8, 2026

Changes in this version

+ const DefaultFrameInterval

+ const MaxCells

+ var ErrInvalidSize = errors.New("program: invalid host size")

+ func ValidateSize(width, height int) error

type Config

+ FrameInterval time.Duration

+ func (c Config) Validate() error

Aug 7, 2026

Changes in this version

+ var ErrStopped = errors.New("program: stopped")

+ type ByteBatch struct

+ Data []byte

+ Err error

+ Final bool

+ type ByteIngress struct

+ func NewByteIngress(dispatch Dispatcher, limit int, consume func(ByteBatch)) (*ByteIngress, error)

+ func (i *ByteIngress) Close() error

+ func (i *ByteIngress) CloseWithError(err error) error

+ func (i *ByteIngress) Done() <-chan struct{}

+ func (i *ByteIngress) Write(p []byte) (n int, err error)

type Dispatcher

+ func (d Dispatcher) Done() <-chan struct{}

+ type EventSource interface

+ Err func() error

+ Events func() <-chan input.Event

type Host

+ Input func() EventSource

Aug 6, 2026

Changes in this version

+ var ErrFrameTimeout = errors.New("program: frame writer did not drain")

+ type BellHost interface

+ Bell func()

+ type Clipboard struct

+ func (c Clipboard) Copy(text string) bool

+ func (c Clipboard) Paste()

type Component

+ Draw func(view grid.View)

+ Handle func(event input.Event) bool

+ type CopyHost interface

+ Copy func(text string) bool

+ type DirectoryHost interface

+ ReportDirectory func(path string) error

+ type Dispatcher struct

+ func (d Dispatcher) Post(fn func())

+ type Environment struct

+ func (e Environment) Ground() grid.Ground

+ func (e Environment) Keyboard() (input.KeyboardFlags, bool)

+ func (e Environment) Wheel() input.Wheel

+ type FrameWriter interface

+ Drain func(timeout time.Duration) bool

+ Err func() error

+ Progress func() <-chan struct{}

+ Queue func(frame []byte) uint64

+ Written func() uint64

+ type GroundHost interface

+ Ground func() grid.Ground

+ type HandoverHost interface

+ Hand func(run func() error) error

+ type ImageHost interface

+ CellSize func() (image.Point, bool)

+ Graphics func() graphics.Protocol

+ Transmit func(png []byte) (graphics.Image, error)

+ type Images struct

+ func (i Images) CellSize() (image.Point, bool)

+ func (i Images) Protocol() graphics.Protocol

+ func (i Images) Transmit(png []byte) (graphics.Image, error)

+ type InlineRuntime struct

+ func (r *InlineRuntime) Append(draw func(grid.View) bool)

+ func (r *InlineRuntime) Print(p Printable)

+ func (r *InlineRuntime) PrintRows(rows int, draw func(grid.View))

+ type KeyboardHost interface

+ Keyboard func() (input.KeyboardFlags, bool)

+ type NotifyHost interface

+ Notify func(text string)

+ type PasteHost interface

+ Paste func()

type Printable

+ Draw func(view grid.View)

+ type Runtime struct

+ func (r *Runtime) Clipboard() Clipboard

+ func (r *Runtime) Dispatcher() Dispatcher

+ func (r *Runtime) Environment() Environment

+ func (r *Runtime) Every(d time.Duration, fn func()) (stop func())

+ func (r *Runtime) Images() Images

+ func (r *Runtime) Quit()

+ func (r *Runtime) Refresh()

+ func (r *Runtime) Session() Session

+ type Session struct

+ func (s Session) Bell()

+ func (s Session) Hand(run func() error) error

+ func (s Session) Notify(text string)

+ func (s Session) ReportDirectory(path string) error

+ func (s Session) SetTitle(title string)

+ func (s Session) Suspend() error

+ type TitleHost interface

+ SetTitle func(title string)

+ type WheelHost interface

+ Wheel func() input.Wheel

Aug 6, 2026

Changes in this version

type Host

+ CellSize func() (image.Point, bool)

+ Graphics func() graphics.Protocol

+ Transmit func(png []byte) (graphics.Image, error)

type Loop

+ CellSize func() (image.Point, bool)

+ Graphics func() graphics.Protocol

+ Transmit func(png []byte) (graphics.Image, error)

Aug 6, 2026

Changes in this version

type Host

+ Bell func()

+ Copy func(text string) bool

+ Ground func() grid.Ground

+ Hand func(run func() error) error

+ Keyboard func() (input.KeyboardFlags, bool)

+ Notify func(text string)

+ Paste func()

+ ReportDirectory func(path string) error

+ SetTitle func(s string)

+ Wheel func() input.Wheel

type InlineLoop

+ Append func(draw func(v grid.View) (more bool))

type Loop

+ Bell func()

+ Copy func(text string) bool

+ Ground func() grid.Ground

+ Hand func(run func() error) error

+ Keyboard func() (input.KeyboardFlags, bool)

+ Notify func(text string)

+ Paste func()

+ ReportDirectory func(path string) error

+ SetTitle func(s string)

+ Suspend func() error

+ Wheel func() input.Wheel

Aug 5, 2026

Changes in this version

+ const DefaultFrameRate

+ func Run(ctx context.Context, cfg Config) (err error)

+ type Component interface

+ type Config struct

+ Color grid.Depth

+ FrameRate time.Duration

+ Host Host

+ Inline func(InlineLoop) Component

+ Root func(Loop) Component

+ Terminal term.Options

+ type Host interface

+ Events func() <-chan input.Event

+ Size func() (w, h int, err error)

+ Writer func() *term.Writer

+ type InlineLoop interface

+ Print func(p Printable)

+ PrintRows func(rows int, draw func(grid.View))

+ type Loop interface

+ Every func(d time.Duration, fn func()) (stop func())

+ Post func(fn func())

+ Quit func()

+ Refresh func()

+ type Printable interface