andlabs-ui/prev/dialog_windows.go

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// 18 august 2014
package ui
import (
"unsafe"
)
// #include "winapi_windows.h"
import "C"
func (w *window) openFile(f func(filename string)) {
C.openFile(w.hwnd, unsafe.Pointer(&f))
}
//export finishOpenFile
func finishOpenFile(name *C.WCHAR, fp unsafe.Pointer) {
f := (*func(string))(fp)
if name == nil {
(*f)("")
return
}
defer C.free(unsafe.Pointer(name))
(*f)(wstrToString(name))
}