// 8 july 2014

package ui

import (
	"fmt"
	"unsafe"
)

// #cgo CFLAGS: -mmacosx-version-min=10.7 -DMACOSX_DEPLOYMENT_TARGET=10.7
// #cgo LDFLAGS: -mmacosx-version-min=10.7 -lobjc -framework Foundation -framework AppKit
// #include "objc_darwin.h"
import "C"

func uiinit() error {
	var errmsg *C.char

	errmsg = nil
	C.uiinit(&errmsg)
	if errmsg != nil {
		return fmt.Errorf("package ui initialization failed: %s", C.GoString(errmsg))
	}
	return nil
}

func uimsgloop() {
	C.uimsgloop()
}

func uistop() {
	C.uistop()
}

func issue(f *func()) {
	C.issue(unsafe.Pointer(f))
}

//export doissue
func doissue(fp unsafe.Pointer) {
	perform(fp)
}

//export modalPanic
func modalPanic(reason *C.char, strerror *C.char) {
	panic(fmt.Errorf("%s: %s", C.GoString(reason), C.GoString(strerror)))
}