| 1 | //go:build windows |
| 2 | |
| 3 | package appidentity |
| 4 | |
| 5 | import ( |
| 6 | "syscall" |
| 7 | "unsafe" |
| 8 | |
| 9 | "golang.org/x/sys/windows" |
| 10 | ) |
| 11 | |
| 12 | func (s *loadedShortcut) setString(method uintptr, value string) error { |
| 13 | pointer, err := windows.UTF16PtrFromString(value) |
| 14 | if err != nil { |
| 15 | return err |
| 16 | } |
| 17 | hr, _, _ := syscall.SyscallN(method, uintptr(unsafe.Pointer(s.link)), uintptr(unsafe.Pointer(pointer))) |
| 18 | return checkHRESULT("IShellLinkW string update", hr) |
| 19 | } |
| 20 | |
| 21 | func (s *loadedShortcut) iconLocation() (string, int32, error) { |
| 22 | buffer := make([]uint16, windowsPathBuffer) |
| 23 | var index int32 |
| 24 | hr, _, _ := syscall.SyscallN(s.link.VTable.GetIconLocation, uintptr(unsafe.Pointer(s.link)), |
| 25 | uintptr(unsafe.Pointer(&buffer[0])), uintptr(len(buffer)), uintptr(unsafe.Pointer(&index))) |
| 26 | return windows.UTF16ToString(buffer), index, checkHRESULT("IShellLinkW.GetIconLocation", hr) |
| 27 | } |
| 28 | |
| 29 | func (s *loadedShortcut) setIconLocation(path string, index int32) error { |
| 30 | pointer, err := windows.UTF16PtrFromString(path) |
| 31 | if err != nil { |
| 32 | return err |
| 33 | } |
| 34 | hr, _, _ := syscall.SyscallN(s.link.VTable.SetIconLocation, uintptr(unsafe.Pointer(s.link)), |
| 35 | uintptr(unsafe.Pointer(pointer)), uintptr(index)) |
| 36 | return checkHRESULT("IShellLinkW.SetIconLocation", hr) |
| 37 | } |
| 38 |