58 lines
1.2 KiB
Go
58 lines
1.2 KiB
Go
package ole
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import "unsafe"
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type IUnknown struct {
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RawVTable *interface{}
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}
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type IUnknownVtbl struct {
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QueryInterface uintptr
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AddRef uintptr
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Release uintptr
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}
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type UnknownLike interface {
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QueryInterface(iid *GUID) (disp *IDispatch, err error)
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AddRef() int32
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Release() int32
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}
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func (v *IUnknown) VTable() *IUnknownVtbl {
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return (*IUnknownVtbl)(unsafe.Pointer(v.RawVTable))
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}
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func (v *IUnknown) PutQueryInterface(interfaceID *GUID, obj interface{}) error {
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return reflectQueryInterface(v, v.VTable().QueryInterface, interfaceID, obj)
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}
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func (v *IUnknown) IDispatch(interfaceID *GUID) (dispatch *IDispatch, err error) {
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err = v.PutQueryInterface(interfaceID, &dispatch)
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return
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}
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func (v *IUnknown) IEnumVARIANT(interfaceID *GUID) (enum *IEnumVARIANT, err error) {
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err = v.PutQueryInterface(interfaceID, &enum)
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return
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}
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func (v *IUnknown) QueryInterface(iid *GUID) (*IDispatch, error) {
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return queryInterface(v, iid)
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}
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func (v *IUnknown) MustQueryInterface(iid *GUID) (disp *IDispatch) {
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unk, err := queryInterface(v, iid)
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if err != nil {
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panic(err)
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}
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return unk
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}
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func (v *IUnknown) AddRef() int32 {
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return addRef(v)
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}
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func (v *IUnknown) Release() int32 {
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return release(v)
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}
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