andlabs-ui/uitask_unix.go

45 lines
888 B
Go

// +build !windows,!darwin,!plan9
// 16 february 2014
package ui
import (
"fmt"
"unsafe"
)
// #cgo pkg-config: gtk+-3.0
// #include "gtk_unix.h"
// /* this is called when we're done */
// static inline gboolean our_quit_callback(gpointer data)
// {
// gtk_main_quit();
// return FALSE; /* remove from idle handler (not like it matters) */
// }
// /* I would call gdk_threads_add_idle() directly from ui() but cgo whines, so; trying to access our_quit_callback() in any way other than a call would cause _cgo_main.c to complain too */
// static inline void signalQuit(void)
// {
// gdk_threads_add_idle(our_quit_callback, NULL);
// }
import "C"
func uiinit() error {
err := gtk_init()
if err != nil {
return fmt.Errorf("gtk_init() failed: %v", err)
}
return nil
}
func ui() {
go func() {
<-Stop
C.signalQuit()
// TODO wait for it to return?
}()
C.gtk_main()
}