func NewWindow() (w *Window) {
cw := C.openWindow()
w = &Window{
cw: cw,
}
return
}
func NewWindow(width, height int) (w *Window, err error) {
cw := C.openWindow()
w = &Window{
cw: cw,
}
w.SetSize(width, height)
return
}
func NewWindow(width, height int) (w *Window, err error) {
onMainThread(func() {
cw := C.openWindow()
if cw == nil {
err = errors.New("couldn't allocate window (out of memory?)")
return
}
w = &Window{
cw: cw,
}
w.SetSize(width, height)
})
return
}
func OpenWindow(windowProc uintptr, width, height int) (windowHandle unsafe.Pointer, err error) {
var window C.HWND
errCode := C.openWindow(
unsafe.Pointer(windowProc),
C.int(width),
C.int(height),
&window,
)
if errCode == C.OK {
return unsafe.Pointer(window), nil
}
if errCode == C.Error_RegisterClassEx {
return nil, errors.New("OpenWindow: RegisterClassEx failed")
}
if errCode == C.Error_CreateWindowEx {
return nil, errors.New("OpenWindow: CreateWindowEx failed")
}
return nil, errors.New("OpenWindow: unknown error")
}