public static void RunInBackground(Action backgroundAction, DispatcherObject control, Action uiAction)
{
BackgroundWorker bgWorker = new BackgroundWorker
{
WorkerReportsProgress = true,
WorkerSupportsCancellation = false
};
var arg = new RunInBackgroundArgument()
{
Control = control,
BackgroundAction = backgroundAction,
UIAction = uiAction
};
bgWorker.DoWork += RunInBackground_DoWork;
bgWorker.RunWorkerCompleted += RunInBackground_RunWorkerComplete;
bgWorker.RunWorkerAsync(arg);
}
private static void RunInBackground_DoWork(object sender, DoWorkEventArgs e)
{
RunInBackgroundArgument arg = e.Argument as RunInBackgroundArgument;
if (arg != null)
{
var control = arg.Control;
var backgroundAction = arg.BackgroundAction;
var uiAction = arg.UIAction;
if (backgroundAction != null)
{
try
{
backgroundAction();
}
catch
{
}
e.Result = arg;
}
}
}
private static void RunInBackground_RunWorkerComplete(object sender, RunWorkerCompletedEventArgs e)
{
RunInBackgroundArgument arg = e.Result as RunInBackgroundArgument;
if (arg != null)
{
var control = arg.Control;
var backgroundAction = arg.BackgroundAction;
var uiAction = arg.UIAction;
if (uiAction != null && control != null)
{
control.InvokeAsRequired(uiAction);
}
}
var bgWorker = sender as BackgroundWorker;
if (bgWorker != null)
{
bgWorker.DoWork -= RunInBackground_DoWork;
bgWorker.RunWorkerCompleted -= RunInBackground_RunWorkerComplete;
}
}
