forked from fyne-io/fyne
/
mouse.go
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/
mouse.go
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package desktop
import "fyne.io/fyne"
// MouseButton represents a single button in a desktop MouseEvent
type MouseButton int
const (
// LeftMouseButton is the most common mouse button - on some systems the only one
LeftMouseButton MouseButton = 1 << iota
// RightMouseButton is the secondary button on most mouse input devices.
RightMouseButton
)
// MouseEvent contains data relating to desktop mouse events
type MouseEvent struct {
fyne.PointEvent
Button MouseButton
Modifier Modifier
}
// Mouseable represents desktop mouse events that can be sent to CanvasObjects
type Mouseable interface {
MouseDown(*MouseEvent)
MouseUp(*MouseEvent)
}
// Hoverable is used when a canvas object wishes to know if a pointer device moves over it.
type Hoverable interface {
// MouseIn is a hook that is called if the mouse pointer enters the element.
MouseIn(*MouseEvent)
// MouseMoved is a hook that is called if the mouse pointer moved over the element.
MouseMoved(*MouseEvent)
// MouseOut is a hook that is called if the mouse pointer leaves the element.
MouseOut()
}