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event.go
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event.go
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package tty
import "github.com/u-root/u-root/cmds/elvish/edit/ui"
// Event represents an event that can be read from the terminal.
type Event interface {
isEvent()
}
// KeyEvent represents a key press.
type KeyEvent ui.Key
// MouseEvent represents a mouse event (either pressing or releasing).
type MouseEvent struct {
Pos
Down bool
// Number of the Button, 0-based. -1 for unknown.
Button int
Mod ui.Mod
}
// RawRune represents a rune read in raw mode.
type RawRune rune
// CursorPosition represents a report of the current cursor position from the
// terminal driver, usually as a response from a cursor position request.
type CursorPosition Pos
// PasteSetting indicates the start or finish of pasted text.
type PasteSetting bool
// FatalErrorEvent represents an error that affects the Reader's ability to
// continue reading events. After sending a FatalError, the Reader makes no more
// attempts at continuing to read events and wait for Stop to be called.
type FatalErrorEvent struct{ Err error }
// NonfatalErrorEvent represents an error that can be gradually recovered. After
// sending a NonfatalError, the Reader will continue to read events. Note that
// one anamoly in the terminal might cause multiple NonfatalError events to be
// sent.
type NonfatalErrorEvent struct{ Err error }
func (KeyEvent) isEvent() {}
func (MouseEvent) isEvent() {}
func (RawRune) isEvent() {}
func (CursorPosition) isEvent() {}
func (PasteSetting) isEvent() {}
func (FatalErrorEvent) isEvent() {}
func (NonfatalErrorEvent) isEvent() {}