92 lines
3.5 KiB
C#
92 lines
3.5 KiB
C#
namespace Caliburn.Micro.Core {
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using System;
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using System.Collections.Generic;
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using System.Threading.Tasks;
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/// <summary>
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/// Default implementation for <see cref="IPlatformProvider"/> that does no platform enlightenment.
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/// </summary>
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public class DefaultPlatformProvider : IPlatformProvider {
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/// <summary>
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/// Indicates whether or not the framework is in design-time mode.
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/// </summary>
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public bool InDesignMode {
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get { return true; }
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}
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/// <summary>
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/// Executes the action on the UI thread asynchronously.
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/// </summary>
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/// <param name="action">The action to execute.</param>
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public void BeginOnUIThread(Action action) {
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action();
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}
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/// <summary>
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/// Executes the action on the UI thread asynchronously.
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/// </summary>
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/// <param name="action">The action to execute.</param>
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/// <returns></returns>
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public Task OnUIThreadAsync(Action action) {
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return Task.Factory.StartNew(action);
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}
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/// <summary>
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/// Executes the action on the UI thread.
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/// </summary>
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/// <param name="action">The action to execute.</param>
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public void OnUIThread(Action action) {
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action();
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}
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/// <summary>
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/// Used to retrieve the root, non-framework-created view.
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/// </summary>
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/// <param name="view">The view to search.</param>
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/// <returns>
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/// The root element that was not created by the framework.
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/// </returns>
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/// <remarks>
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/// In certain instances the services create UI elements.
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/// For example, if you ask the window manager to show a UserControl as a dialog, it creates a window to host the UserControl in.
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/// The WindowManager marks that element as a framework-created element so that it can determine what it created vs. what was intended by the developer.
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/// Calling GetFirstNonGeneratedView allows the framework to discover what the original element was.
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/// </remarks>
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public object GetFirstNonGeneratedView(object view) {
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return view;
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}
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/// <summary>
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/// Executes the handler the fist time the view is loaded.
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/// </summary>
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/// <param name="view">The view.</param>
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/// <param name="handler">The handler.</param>
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/// <returns>true if the handler was executed immediately; false otherwise</returns>
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public void ExecuteOnFirstLoad(object view, Action<object> handler) {
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handler(view);
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}
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/// <summary>
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/// Executes the handler the next time the view's LayoutUpdated event fires.
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/// </summary>
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/// <param name="view">The view.</param>
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/// <param name="handler">The handler.</param>
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public void ExecuteOnLayoutUpdated(object view, Action<object> handler) {
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handler(view);
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}
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/// <summary>
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/// Get the close action for the specified view model.
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/// </summary>
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/// <param name="viewModel">The view model to close.</param>
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/// <param name="views">The associated views.</param>
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/// <param name="dialogResult">The dialog result.</param>
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/// <returns>
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/// An <see cref="Action" /> to close the view model.
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/// </returns>
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public Action GetViewCloseAction(object viewModel, ICollection<object> views, bool? dialogResult) {
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return () => { };
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}
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}
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}
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