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|
package gliba
import (
"reflect"
"github.com/gotk3/gotk3/glib"
"github.com/twstrike/gotk3adapter/glibi"
)
type Object struct {
*glib.Object
}
func WrapObjectSimple(v *glib.Object) *Object {
if v == nil {
return nil
}
return &Object{v}
}
func unwrapObject(v glibi.Object) *glib.Object {
if v == nil {
return nil
}
return v.(*Object).Object
}
func FixupArray(v []interface{}) []interface{} {
nv := make([]interface{}, len(v))
for ix, vv := range v {
nv[ix] = UnwrapAllGuard(vv)
}
return nv
}
func fixupReturnValue(v []reflect.Value) interface{} {
return UnwrapAllGuard(v[0].Interface())
}
func fixupArg(tv reflect.Type, v interface{}) reflect.Value {
vvt := reflect.TypeOf(v)
switch vvt.Kind() {
case reflect.Bool,
reflect.Int,
reflect.Int8,
reflect.Int16,
reflect.Int32,
reflect.Int64,
reflect.Uint,
reflect.Uint8,
reflect.Uint16,
reflect.Uint32,
reflect.Uint64,
reflect.Uintptr,
reflect.Float32,
reflect.Float64,
reflect.Complex64,
reflect.Complex128:
if vvt != tv {
return reflect.ValueOf(v).Convert(tv)
} else {
return reflect.ValueOf(v)
}
default:
return reflect.ValueOf(WrapAllGuard(v))
}
}
func fixupArgs(t reflect.Type, v ...interface{}) []reflect.Value {
res := make([]reflect.Value, len(v))
for ix, vv := range v {
res[ix] = fixupArg(t.In(ix), vv)
}
return res
}
func FixupFunction(v interface{}) interface{} {
rf := reflect.ValueOf(v)
if rf.Type().Kind() != reflect.Func {
panic("We can't fix up something that is not a function")
}
ni := rf.Type().NumIn()
no := rf.Type().NumOut()
if ni > 4 {
panic("We can't handle more than 4 arguments to a closure")
}
if no > 1 {
panic("We can't handle more than 1 output arguments for a closure")
}
switch ni {
case 0:
if no == 0 {
return v
} else {
return func() interface{} {
return fixupReturnValue(rf.Call([]reflect.Value{}))
}
}
case 1:
if no == 0 {
return func(v1 interface{}) {
rf.Call(fixupArgs(rf.Type(), v1))
}
} else {
return func(v1 interface{}) interface{} {
return fixupReturnValue(rf.Call(fixupArgs(rf.Type(), v1)))
}
}
case 2:
if no == 0 {
return func(v1, v2 interface{}) {
rf.Call(fixupArgs(rf.Type(), v1, v2))
}
} else {
return func(v1, v2 interface{}) interface{} {
return fixupReturnValue(rf.Call(fixupArgs(rf.Type(), v1, v2)))
}
}
case 3:
if no == 0 {
return func(v1, v2, v3 interface{}) {
rf.Call(fixupArgs(rf.Type(), v1, v2, v3))
}
} else {
return func(v1, v2, v3 interface{}) interface{} {
return fixupReturnValue(rf.Call(fixupArgs(rf.Type(), v1, v2, v3)))
}
}
case 4:
if no == 0 {
return func(v1, v2, v3, v4 interface{}) {
rf.Call(fixupArgs(rf.Type(), v1, v2, v3, v4))
}
} else {
return func(v1, v2, v3, v4 interface{}) interface{} {
return fixupReturnValue(rf.Call(fixupArgs(rf.Type(), v1, v2, v3, v4)))
}
}
}
panic("Shouldn't happen")
}
func (v *Object) Connect(v1 string, v2 interface{}, v3 ...interface{}) (glibi.SignalHandle, error) {
nv2 := FixupFunction(v2)
vx1, vx2 := v.Object.Connect(v1, nv2, FixupArray(v3)...)
return glibi.SignalHandle(vx1), vx2
}
func (v *Object) ConnectAfter(v1 string, v2 interface{}, v3 ...interface{}) (glibi.SignalHandle, error) {
nv2 := FixupFunction(v2)
vx1, vx2 := v.Object.ConnectAfter(v1, nv2, FixupArray(v3)...)
return glibi.SignalHandle(vx1), vx2
}
func (v *Object) Emit(v1 string, v2 ...interface{}) (interface{}, error) {
vx1, vx2 := v.Object.Emit(v1, FixupArray(v2)...)
return WrapAllGuard(vx1), vx2
}
func (v *Object) GetProperty(v1 string) (interface{}, error) {
vx1, vx2 := v.Object.GetProperty(v1)
return WrapAllGuard(vx1), vx2
}
func (v *Object) SetProperty(v1 string, v2 interface{}) error {
return v.Object.SetProperty(v1, WrapAllGuard(v2))
}
|
