public void NSAutoreleasePoolInThreadPool()
{
var count = 100;
var counter = new CountdownEvent(count);
var obj = new NSObject();
for (int i = 0; i < count; i++)
{
ThreadPool.QueueUserWorkItem((v) => {
obj.DangerousRetain().DangerousAutorelease();
counter.Signal();
});
}
Assert.IsTrue(counter.Wait(TimeSpan.FromSeconds(5)), "timed out");
// there is a race condition here: we don't necessarily know when the
// threadpool's autorelease pools are freed (in theory we can have X
// threadpool threads stopped just after the 'counter.Signal' line,
// before unwinding to the autorelease pool's dispose frame). So
// assert that the retain count has decreased, but not that it has
// decreased to 1
var max_iterations = 100;
var iterations = 0;
while ((long)obj.RetainCount > (long)count / 2 && iterations++ < max_iterations)
{
Thread.Sleep(100);
}
Assert.That(obj.RetainCount, Is.Not.GreaterThan((nuint)(count / 2)), "RC. Iterations: " + iterations);
obj.Dispose();
}
public void NSAutoreleasePoolInThread()
{
var count = 10;
var threads = new Thread [count];
var obj = new NSObject();
for (int i = 0; i < count; i++)
{
threads [i] = new Thread((v) => {
obj.DangerousRetain().DangerousAutorelease();
})
{
Name = $"NSAutoreleasePoolInThread #{i}",
IsBackground = true,
};
threads [i].Start();
}
for (var i = 0; i < count; i++)
{
Assert.IsTrue(threads [i].Join(TimeSpan.FromSeconds(1)), $"Thread #{i}");
}
// Strangely enough there seems to be a race condition here, not all threads will necessarily
// have completed the autorelease by this point. Some should have though, so assert that the object
// was released on at least half the threads.
Assert.That((int)obj.RetainCount, Is.LessThan(count / 2), "RC");
obj.Dispose();
}
static void ExecutePacCallback(IntPtr client, IntPtr proxyList, IntPtr error)
{
// grab the required structure and set the data, according apple docs:
// client
// The client reference originally passed in the clientContext parameter of the
// CFNetworkExecuteProxyAutoConfigurationScript or CFNetworkExecuteProxyAutoConfigurationURL call
// that triggered this callback.
// Well, that is NOT TRUE, the client passed is the client.Info pointer not the client.
var pacCbData = (PACProxyCallbackData)Marshal.PtrToStructure(client, typeof(PACProxyCallbackData));
// make sure is not released, will be released by the parsing method.
if (proxyList != IntPtr.Zero)
{
CFObject.CFRetain(proxyList);
pacCbData.ProxyListPtr = proxyList;
}
if (error != IntPtr.Zero)
{
NSObject.DangerousRetain(error);
pacCbData.ErrorPtr = error;
}
// stop the CFRunLoop
var runLoop = new CFRunLoop(pacCbData.CFRunLoopPtr);
Marshal.StructureToPtr(pacCbData, client, false);
runLoop.Stop();
}
static void AddStyles()
{
Style.Add <Main>(null, ctl => ctl.ClientChanged += (sender, e) =>
{
if (NSProcessInfo.ProcessInfo.RespondsToSelector(Selector.FromHandle(selBeginActivity)))
{
// ensure we don't go to sleep when the server (or client) is running! (10.9)
if (activityToken != null)
{
void_objc_msgSend_IntPtr(NSProcessInfo.ProcessInfo.Handle, selEndActivity, activityToken.Handle);
activityToken.DangerousRelease();
activityToken = null;
}
bool enabled = ctl.Client != null;
if (enabled)
{
var token = IntPtr_objc_msgSend_Int64_IntPtr(NSProcessInfo.ProcessInfo.Handle, selBeginActivity, (Int64)NSActivityOptions.UserInitiated, ActivityReason.Handle);
if (token != IntPtr.Zero)
{
activityToken = new NSObject(token);
activityToken.DangerousRetain();
}
}
}
});
Style.Add <FormHandler>("main", handler => handler.Control.CollectionBehavior |= NSWindowCollectionBehavior.FullScreenPrimary);
/*control.WillUseFullScreenPresentationOptions = (window, proposedOptions) => {
* return NSApplicationPresentationOptions.FullScreen | NSApplicationPresentationOptions.AutoHideToolbar | NSApplicationPresentationOptions.AutoHideMenuBar | NSApplicationPresentationOptions.AutoHideDock;
* };*/
Style.Add <ListBoxHandler>("fileList", handler =>
{
handler.Scroll.BorderType = NSBorderType.NoBorder;
handler.Control.SelectionHighlightStyle = NSTableViewSelectionHighlightStyle.SourceList;
});
Style.Add <ApplicationHandler>("application", handler => handler.EnableFullScreen());
Style.Add <ScrollableHandler>("viewerPane", handler =>
{
if (handler.Control.RespondsToSelector(new Selector("setScrollerKnobStyle:")))
{
handler.Control.ScrollerKnobStyle = NSScrollerKnobStyle.Light;
}
});
Style.Add <ToolBarHandler>(null, handler =>
{
handler.Control.DisplayMode = NSToolbarDisplayMode.Icon;
});
Style.Add <ButtonToolItemHandler>(null, handler =>
{
handler.UseStandardButton(false);
});
Style.Add <CheckToolItemHandler>(null, handler =>
{
handler.Control.MaxSize = new CGSize(16, 16);
handler.Tint = Colors.Gray;
});
}