InvokeAction
internal static class DispatcherExtensions { /// <summary> /// Invokes the specified <paramref name="action"/> on the given <paramref name="dispatcher"/>. /// </summary> /// <param name="dispatcher">The dispatcher on which the <paramref name="action"/> executes.</param> /// <param name="action">The <see cref="Action"/> to execute.</param> /// <param name="priority">The <see cref="DispatcherPriority"/>. Defaults to <see cref="DispatcherPriority.ApplicationIdle"/></param> public static void InvokeAction(this Dispatcher dispatcher, Action action, DispatcherPriority priority) { if (dispatcher == null) throw new ArgumentNullException("dispatcher"); if (action == null) throw new ArgumentNullException("action"); dispatcher.Invoke(action, priority); } /// <summary> /// Invokes the specified <paramref name="action"/> on the given <paramref name="dispatcher"/>. /// </summary> /// <typeparam name="T">The type of the argument of the <paramref name="action"/>.</typeparam> /// <param name="dispatcher">The dispatcher on which the <paramref name="action"/> executes.</param> /// <param name="action">The <see cref="Action{T}"/> to execute.</param> /// <param name="arg">The first argument of the action.</param> /// <param name="priority">The <see cref="DispatcherPriority"/>. Defaults to <see cref="DispatcherPriority.ApplicationIdle"/></param> public static void InvokeAction<T>(this Dispatcher dispatcher, Action<T> action, T arg, DispatcherPriority priority = DispatcherPriority.ApplicationIdle) { if (dispatcher == null) throw new ArgumentNullException("dispatcher"); if (action == null) throw new ArgumentNullException("action"); dispatcher.Invoke(action, priority, arg); } /// <summary> /// Invokes the specified <paramref name="action"/> on the given <paramref name="dispatcher"/>. /// </summary> /// <typeparam name="T1">The type of the first argument of the <paramref name="action"/>.</typeparam> /// <typeparam name="T2">The type of the second argument of the <paramref name="action"/>.</typeparam> /// <param name="dispatcher">The dispatcher on which the <paramref name="action"/> executes.</param> /// <param name="action">The <see cref="Action{T1,T2}"/> to execute.</param> /// <param name="arg1">The first argument of the action.</param> /// <param name="arg2">The second argument of the action.</param> /// <param name="priority">The <see cref="DispatcherPriority"/>. Defaults to <see cref="DispatcherPriority.ApplicationIdle"/></param> public static void InvokeAction<T1, T2>(this Dispatcher dispatcher, Action<T1, T2> action, T1 arg1, T2 arg2, DispatcherPriority priority = DispatcherPriority.ApplicationIdle) { if (dispatcher == null) throw new ArgumentNullException("dispatcher"); if (action == null) throw new ArgumentNullException("action"); dispatcher.Invoke(action, priority, arg1, arg2); } /// <summary> /// Invokes the specified <paramref name="action"/> on the given <paramref name="dispatcher"/>. /// </summary> /// <typeparam name="T1">The type of the first argument of the <paramref name="action"/>.</typeparam> /// <typeparam name="T2">The type of the second argument of the <paramref name="action"/>.</typeparam> /// <typeparam name="T3">The type of the third argument of the <paramref name="action"/>.</typeparam> /// <param name="dispatcher">The dispatcher on which the <paramref name="action"/> executes.</param> /// <param name="action">The <see cref="Action{T1,T2,T3}"/> to execute.</param> /// <param name="arg1">The first argument of the action.</param> /// <param name="arg2">The second argument of the action.</param> /// <param name="arg3">The third argument of the action.</param> /// <param name="priority">The <see cref="DispatcherPriority"/>. Defaults to <see cref="DispatcherPriority.ApplicationIdle"/></param> public static void InvokeAction<T1, T2, T3>(this Dispatcher dispatcher, Action<T1, T2, T3> action, T1 arg1, T2 arg2, T3 arg3, DispatcherPriority priority = DispatcherPriority.ApplicationIdle) { if (dispatcher == null) throw new ArgumentNullException("dispatcher"); if (action == null) throw new ArgumentNullException("action"); dispatcher.Invoke(action, priority, arg1, arg2, arg3); } }Example:
// old way dispatcher.Invoke((Action<string>)((x) => { Console.Write(x); }), "annoying"); // this way dispatcher.InvokeAction(x=>Console.Write(X), "yay lol");
Description
A set of Dispatcher extenstions that make it easy to cleanly queue lambdas on the Dispatcher.
Details
- Author: Will Sullivan
- Submitted on: 10/14/2010 7:32:16 PM
- Language: C#
- Type: System.Windows.Threading.Dispatcher
- Views: 2640
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