first commit

windows/foundation/iasyncoperation.go

@@ -0,0 +1,76 @@
+// Code generated by winrt-go-gen. DO NOT EDIT.
+
+//go:build windows
+
+//nolint:all
+package foundation
+
+import (
+	"syscall"
+	"unsafe"
+
+	"github.com/go-ole/go-ole"
+)
+
+const GUIDIAsyncOperation string = "9fc2b0bb-e446-44e2-aa61-9cab8f636af2"
+const SignatureIAsyncOperation string = "{9fc2b0bb-e446-44e2-aa61-9cab8f636af2}"
+
+type IAsyncOperation struct {
+	ole.IInspectable
+}
+
+type IAsyncOperationVtbl struct {
+	ole.IInspectableVtbl
+
+	SetCompleted uintptr
+	GetCompleted uintptr
+	GetResults   uintptr
+}
+
+func (v *IAsyncOperation) VTable() *IAsyncOperationVtbl {
+	return (*IAsyncOperationVtbl)(unsafe.Pointer(v.RawVTable))
+}
+
+func (v *IAsyncOperation) SetCompleted(handler *AsyncOperationCompletedHandler) error {
+	hr, _, _ := syscall.SyscallN(
+		v.VTable().SetCompleted,
+		uintptr(unsafe.Pointer(v)),       // this
+		uintptr(unsafe.Pointer(handler)), // in AsyncOperationCompletedHandler
+	)
+
+	if hr != 0 {
+		return ole.NewError(hr)
+	}
+
+	return nil
+}
+
+func (v *IAsyncOperation) GetCompleted() (*AsyncOperationCompletedHandler, error) {
+	var out *AsyncOperationCompletedHandler
+	hr, _, _ := syscall.SyscallN(
+		v.VTable().GetCompleted,
+		uintptr(unsafe.Pointer(v)),    // this
+		uintptr(unsafe.Pointer(&out)), // out AsyncOperationCompletedHandler
+	)
+
+	if hr != 0 {
+		return nil, ole.NewError(hr)
+	}
+
+	return out, nil
+}
+
+func (v *IAsyncOperation) GetResults() (unsafe.Pointer, error) {
+	var out unsafe.Pointer
+	hr, _, _ := syscall.SyscallN(
+		v.VTable().GetResults,
+		uintptr(unsafe.Pointer(v)),    // this
+		uintptr(unsafe.Pointer(&out)), // out unsafe.Pointer
+	)
+
+	if hr != 0 {
+		return nil, ole.NewError(hr)
+	}
+
+	return out, nil
+}