hang.go

package main

import (
        "gopkg.in/qml.v1"
        "fmt"
        "time"
)


func main() {

        err := qml.Run(run)
        if err != nil {
        }
}

type Control struct{
    win * qml.Window
}

func (g *Control) GoDoFreeze() {
    fmt.Println("before 5 second sleep")
    time.Sleep(5 * time.Second)
    fmt.Println("after 5 second sleep")
    root := g.win.Root()
    ld := root.ObjectByName("loadDialog")
    ld.Set("visible", false)
}

func (g *Control) DoFreeze() {
    go func() {
        g.GoDoFreeze()
    }()
}

func run() error {
        engine := qml.NewEngine()
        ctx := engine.Context()
        ctrl_obj := Control{}
        ctx.SetVar("ctrl", &ctrl_obj)
        component, err := engine.LoadFile("./file.qml")
        if err != nil {
                return err
        }
        //win := component.CreateWindow(nil)
        ctrl_obj.win = component.CreateWindow(nil)
        ctrl_obj.win.Show()
        ctrl_obj.win.Wait()
        return nil
}