Method handleWidgetMagnify

core/widgetevents.go:435–440

HandleWidgetMagnifyEvent calls [renderWindow.stepZoom] on [events.Magnify]

()

// HandleWidgetMagnifyEvent calls [renderWindow.stepZoom] on [events.Magnify]
func (wb *WidgetBase) handleWidgetMagnify() {
	wb.On(events.Magnify, func(e events.Event) {
		ev := e.(*events.TouchMagnify)
		wb.Events().RenderWindow().stepZoom(ev.ScaleFactor - 1)
	})
}

// handleValueOnChange adds a handler that calls [WidgetBase.ValueOnChange].
func (wb *WidgetBase) handleValueOnChange() {