// Package gtk was automatically generated by github.com/bnema/puregotk DO NOT EDIT
package gtk

import (
	"structs"
	"unsafe"

	"github.com/ebitengine/purego"

	"github.com/bnema/puregotk/pkg/core"
	"github.com/bnema/puregotk/v4/glib"
	"github.com/bnema/puregotk/v4/gobject"
	"github.com/bnema/puregotk/v4/gobject/types"
)

type EventControllerFocusClass struct {
	_ structs.HostLayout
}

func (x *EventControllerFocusClass) GoPointer() uintptr {
	return uintptr(unsafe.Pointer(x))
}

// Tracks keyboard focus.
//
// The event controller offers [signal@Gtk.EventControllerFocus::enter]
// and [signal@Gtk.EventControllerFocus::leave] signals, as well as
// [property@Gtk.EventControllerFocus:is-focus] and
// [property@Gtk.EventControllerFocus:contains-focus] properties
// which are updated to reflect focus changes inside the widget hierarchy
// that is rooted at the controllers widget.
type EventControllerFocus struct {
	EventController
}

var xEventControllerFocusGLibType func() types.GType

func EventControllerFocusGLibType() types.GType {
	return xEventControllerFocusGLibType()
}

func EventControllerFocusNewFromInternalPtr(ptr uintptr) *EventControllerFocus {
	cls := &EventControllerFocus{}
	cls.Ptr = ptr
	return cls
}

var xNewEventControllerFocus func() uintptr

// Creates a new event controller that will handle focus events.
func NewEventControllerFocus() *EventControllerFocus {
	var cls *EventControllerFocus

	cret := xNewEventControllerFocus()

	if cret == 0 {
		return nil
	}
	cls = &EventControllerFocus{}
	cls.Ptr = cret
	return cls
}

var xEventControllerFocusContainsFocus func(uintptr) bool

// Returns %TRUE if focus is within @self or one of its children.
func (x *EventControllerFocus) ContainsFocus() bool {

	cret := xEventControllerFocusContainsFocus(x.GoPointer())
	return cret
}

var xEventControllerFocusIsFocus func(uintptr) bool

// Returns %TRUE if focus is within @self, but not one of its children.
func (x *EventControllerFocus) IsFocus() bool {

	cret := xEventControllerFocusIsFocus(x.GoPointer())
	return cret
}

func (c *EventControllerFocus) GoPointer() uintptr {
	if c == nil {
		return 0
	}
	return c.Ptr
}

func (c *EventControllerFocus) SetGoPointer(ptr uintptr) {
	c.Ptr = ptr
}

// GetPropertyContainsFocus gets the "contains-focus" property.
// %TRUE if focus is contained in the controllers widget.
//
// See [property@Gtk.EventControllerFocus:is-focus] for whether
// the focus is in the widget itself or inside a descendent.
//
// When handling focus events, this property is updated
// before [signal@Gtk.EventControllerFocus::enter] or
// [signal@Gtk.EventControllerFocus::leave] are emitted.
func (x *EventControllerFocus) GetPropertyContainsFocus() bool {
	var v gobject.Value
	x.GetProperty("contains-focus", &v)
	return v.GetBoolean()
}

// GetPropertyIsFocus gets the "is-focus" property.
// %TRUE if focus is in the controllers widget itself,
// as opposed to in a descendent widget.
//
// See also [property@Gtk.EventControllerFocus:contains-focus].
//
// When handling focus events, this property is updated
// before [signal@Gtk.EventControllerFocus::enter] or
// [signal@Gtk.EventControllerFocus::leave] are emitted.
func (x *EventControllerFocus) GetPropertyIsFocus() bool {
	var v gobject.Value
	x.GetProperty("is-focus", &v)
	return v.GetBoolean()
}

// Emitted whenever the focus enters into the widget or one
// of its descendents.
//
// Note that this means you may not get an ::enter signal
// even though the widget becomes the focus location, in
// certain cases (such as when the focus moves from a descendent
// of the widget to the widget itself). If you are interested
// in these cases, you can monitor the
// [property@Gtk.EventControllerFocus:is-focus]
// property for changes.
func (x *EventControllerFocus) ConnectEnter(cb *func(EventControllerFocus)) uint {
	cbPtr := uintptr(unsafe.Pointer(cb))
	if cbRefPtr, ok := glib.GetCallback(cbPtr); ok {
		handlerID := gobject.SignalConnect(x.GoPointer(), "enter", cbRefPtr)
		glib.SaveHandlerMapping(handlerID, cbPtr)
		return handlerID
	}

	fcb := func(clsPtr uintptr) {
		fa := EventControllerFocus{}
		fa.Ptr = clsPtr
		cbFn := *cb

		cbFn(fa)

	}
	cbRefPtr := purego.NewCallback(fcb)
	glib.SaveCallbackWithClosure(cbPtr, cbRefPtr, cb)
	handlerID := gobject.SignalConnect(x.GoPointer(), "enter", cbRefPtr)
	glib.SaveHandlerMapping(handlerID, cbPtr)
	return handlerID
}

// Emitted whenever the focus leaves the widget hierarchy
// that is rooted at the widget that the controller is attached to.
//
// Note that this means you may not get a ::leave signal
// even though the focus moves away from the widget, in
// certain cases (such as when the focus moves from the widget
// to a descendent). If you are interested in these cases, you
// can monitor the [property@Gtk.EventControllerFocus:is-focus]
// property for changes.
func (x *EventControllerFocus) ConnectLeave(cb *func(EventControllerFocus)) uint {
	cbPtr := uintptr(unsafe.Pointer(cb))
	if cbRefPtr, ok := glib.GetCallback(cbPtr); ok {
		handlerID := gobject.SignalConnect(x.GoPointer(), "leave", cbRefPtr)
		glib.SaveHandlerMapping(handlerID, cbPtr)
		return handlerID
	}

	fcb := func(clsPtr uintptr) {
		fa := EventControllerFocus{}
		fa.Ptr = clsPtr
		cbFn := *cb

		cbFn(fa)

	}
	cbRefPtr := purego.NewCallback(fcb)
	glib.SaveCallbackWithClosure(cbPtr, cbRefPtr, cb)
	handlerID := gobject.SignalConnect(x.GoPointer(), "leave", cbRefPtr)
	glib.SaveHandlerMapping(handlerID, cbPtr)
	return handlerID
}

func init() {
	core.SetPackageName("GTK", "gtk4")
	core.SetSharedLibraries("GTK", []string{"libgtk-4.so.1"})
	var libs []uintptr
	for _, libPath := range core.GetPaths("GTK") {
		lib, err := purego.Dlopen(libPath, purego.RTLD_NOW|purego.RTLD_GLOBAL)
		if err != nil {
			panic(err)
		}
		libs = append(libs, lib)
	}

	core.PuregoSafeRegister(&xEventControllerFocusGLibType, libs, "gtk_event_controller_focus_get_type")

	core.PuregoSafeRegister(&xNewEventControllerFocus, libs, "gtk_event_controller_focus_new")

	core.PuregoSafeRegister(&xEventControllerFocusContainsFocus, libs, "gtk_event_controller_focus_contains_focus")
	core.PuregoSafeRegister(&xEventControllerFocusIsFocus, libs, "gtk_event_controller_focus_is_focus")

}