| // +build windows |
| // +build go1.4 |
| |
| package mousetrap |
| |
| import ( |
| "os" |
| "syscall" |
| "unsafe" |
| ) |
| |
| func getProcessEntry(pid int) (*syscall.ProcessEntry32, error) { |
| snapshot, err := syscall.CreateToolhelp32Snapshot(syscall.TH32CS_SNAPPROCESS, 0) |
| if err != nil { |
| return nil, err |
| } |
| defer syscall.CloseHandle(snapshot) |
| var procEntry syscall.ProcessEntry32 |
| procEntry.Size = uint32(unsafe.Sizeof(procEntry)) |
| if err = syscall.Process32First(snapshot, &procEntry); err != nil { |
| return nil, err |
| } |
| for { |
| if procEntry.ProcessID == uint32(pid) { |
| return &procEntry, nil |
| } |
| err = syscall.Process32Next(snapshot, &procEntry) |
| if err != nil { |
| return nil, err |
| } |
| } |
| } |
| |
| // StartedByExplorer returns true if the program was invoked by the user double-clicking |
| // on the executable from explorer.exe |
| // |
| // It is conservative and returns false if any of the internal calls fail. |
| // It does not guarantee that the program was run from a terminal. It only can tell you |
| // whether it was launched from explorer.exe |
| func StartedByExplorer() bool { |
| pe, err := getProcessEntry(os.Getppid()) |
| if err != nil { |
| return false |
| } |
| return "explorer.exe" == syscall.UTF16ToString(pe.ExeFile[:]) |
| } |
