view

type BaseView struct {
	// contains filtered or unexported fields
}

type C = layout.Context

type D = layout.Dimensions

type EmptyView struct {
}

type Intent struct {
	Target      ViewID
	Params      map[string]interface{}
	Referer     url.URL
	ShowAsModal bool
	// indicates the provider to create a new view instance and show up
	// in a new tab
	RequireNew bool
}

type ModalView struct {
	View
	// padding between the modal border and inner widget. If it is not set
	// A default value will be used.
	Padding layout.Inset
	// The background color of the modal area.
	Background color.NRGBA
	// Maximum width of the modal area.
	MaxWidth unit.Dp
	// Maximum height of the modal in ratio relateive to the window.
	// The max value is restricted to 0.9 to prevent it overflow.
	MaxHeight float32
	Radius    unit.Dp
	// Make the ModalView halted. Halted modal view will not receive key events.
	Halted bool
	// contains filtered or unexported fields
}

type SimpleView struct {
	BaseView
	// contains filtered or unexported fields
}

type View interface {
	Actions() []ViewAction
	Layout(gtx layout.Context, th *theme.Theme) layout.Dimensions
	OnNavTo(intent Intent) error
	ID() ViewID
	Location() url.URL
	Title() string
	// set the view to finished state and do some cleanup ops.
	OnFinish()
	Finished() bool
}

type ViewAction struct {
	Name      string
	Icon      *widget.Icon
	OnClicked func(gtx C)
}

type ViewID struct {
	// contains filtered or unexported fields
}

type ViewManager interface {
	// Register is used to register views before the view rendering happens.
	// Use provider to enable us to use dynamically constructed views.
	Register(ID ViewID, provider ViewProvider) error

	// Try to swith the current view to the requested view. If referer of the intent equals to
	// the current viewID of the current tab, the requested view should be routed and pushed to
	// to the existing viewstack(current tab). Otherwise a new viewstack for the intent is created(a new tab)
	// if there's no duplicate active view (first views of the stacks).
	RequestSwitch(intent Intent) error

	// OpenedViews return the views on top of the stack of each tab.
	OpenedViews() []View
	// Close the current tab and move backwards to the previous one if there's any.
	CloseTab(idx int)
	SwitchTab(idx int)
	// CurrentView returns the top most view of the current tab.
	CurrentView() View
	// current tab index
	CurrentViewIndex() int
	// Navigate back to the last view if there's any and pop out the current view.
	// It returns the view that is to be rendered.
	NavBack() View
	// Check is there are any naviBack-able views in the current stack or not. This should not
	// count for the current view.
	HasPrev() bool
	// return the next view that is intened to be shown in the modal layer. It returns nil if
	// there's no shownAsModal intent request.
	//
	// Deprecated: Please use [ModalViews] to handle multple stacked modal views.
	NextModalView() *ModalView
	// ModalViews returns all stacked modal views from back to front.
	ModalViews() iter.Seq[*ModalView]
	// finish the last modal view handling.
	FinishModalView()
	// refresh the window
	Invalidate()

	//Reset resets internal states of the VM
	Reset()
}

type ViewProvider func() View

type ViewStack struct {
	// contains filtered or unexported fields
}

type Widget func(gtx layout.Context, th *theme.Theme) layout.Dimensions