/// <summary>
/// Initializes a new instance of the <see cref="DispatcherTimer"/> class.
/// </summary>
/// <param name="interval">The interval at which to tick.</param>
/// <param name="priority">The priority to use.</param>
/// <param name="callback">The event to call when the timer ticks.</param>
public DispatcherTimer(TimeSpan interval, DispatcherPriority priority, EventHandler callback) : this(priority)
{
_priority = priority;
Interval = interval;
Tick += callback;
}
/// <summary>
/// Post action that will be invoked on main thread
/// </summary>
/// <param name="action">The method.</param>
///
/// <param name="priority">The priority with which to invoke the method.</param>
internal void Post(Action action, DispatcherPriority priority)
{
AddJob(new Job(action, priority, true));
}
/// <summary>
/// Initializes a new instance of the <see cref="DispatcherTimer"/> class.
/// </summary>
/// <param name="priority">The priority to use.</param>
public DispatcherTimer(DispatcherPriority priority)
{
_priority = priority;
}
/// <inheritdoc/>
public Task <TResult> InvokeAsync <TResult>(Func <TResult> function, DispatcherPriority priority = DispatcherPriority.Normal)
{
Contract.Requires <ArgumentNullException>(function != null);
return(_jobRunner.InvokeAsync(function, priority));
}
/// <summary>
/// Initializes a new instance of the <see cref="Job"/> class.
/// </summary>
/// <param name="action">The method to call.</param>
/// <param name="priority">The job priority.</param>
/// <param name="throwOnUiThread">Do not wrap exception in TaskCompletionSource</param>
public Job(Action action, DispatcherPriority priority, bool throwOnUiThread)
{
_action = action;
Priority = priority;
_taskCompletionSource = throwOnUiThread ? null : new TaskCompletionSource <object>();
}
/// <summary> /// Use this method to ensure that more prioritized tasks are executed /// </summary> /// <param name="minimumPriority"></param> public void RunJobs(DispatcherPriority minimumPriority) => _jobRunner.RunJobs(minimumPriority);
/// <inheritdoc/>
public Task InvokeAsync(Action action, DispatcherPriority priority = DispatcherPriority.Normal)
{
Contract.Requires <ArgumentNullException>(action != null);
return(_jobRunner.InvokeAsync(action, priority));
}
/// <inheritdoc/>
public void InvokeAsync(Action action, DispatcherPriority priority = DispatcherPriority.Normal)
{
_jobRunner?.Post(action, priority);
}
/// <inheritdoc/>
public void Post(Action action, DispatcherPriority priority = DispatcherPriority.Normal)
{
Contract.Requires <ArgumentNullException>(action != null);
_jobRunner.Post(action, priority);
}
/// <summary>
/// Post action that will be invoked on main thread
/// </summary>
/// <param name="action">The method to call.</param>
/// <param name="parameter">The parameter of method to call.</param>
/// <param name="priority">The priority with which to invoke the method.</param>
internal void Post <T>(Action <T> action, T parameter, DispatcherPriority priority)
{
AddJob(new Job <T>(action, parameter, priority, true));
}
/// <inheritdoc/>
public Task InvokeTaskAsync(Action action, DispatcherPriority priority = DispatcherPriority.Normal)
{
return(_jobRunner?.InvokeAsync(action, priority));
}
/// <inheritdoc/>
public Task <TResult> InvokeAsync <TResult>(Func <TResult> function, DispatcherPriority priority = default)
{
_ = function ?? throw new ArgumentNullException(nameof(function));
return(_jobRunner.InvokeAsync(function, priority));
}
/// <inheritdoc/>
public Task InvokeAsync(Action action, DispatcherPriority priority = default)
{
_ = action ?? throw new ArgumentNullException(nameof(action));
return(_jobRunner.InvokeAsync(action, priority));
}
/// <summary> /// Use this method to check if there are more prioritized tasks /// </summary> /// <param name="minimumPriority"></param> public bool HasJobsWithPriority(DispatcherPriority minimumPriority) => _jobRunner.HasJobsWithPriority(minimumPriority);
/// <inheritdoc/>
public void Post(SendOrPostCallback action, object?arg, DispatcherPriority priority = default)
{
_ = action ?? throw new ArgumentNullException(nameof(action));
_jobRunner.Post(action, arg, priority);
}
/// <inheritdoc/>
public void Post(Action action, DispatcherPriority priority = default)
{
_ = action ?? throw new ArgumentNullException(nameof(action));
_jobRunner.Post(action, priority);
}
