96 lines
3.7 KiB
C#
96 lines
3.7 KiB
C#
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/* ****************************************************************************
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*
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* Copyright (c) Microsoft Corporation. All rights reserved.
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*
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* This software is subject to the Microsoft Public License (Ms-PL).
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* A copy of the license can be found in the license.htm file included
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* in this distribution.
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*
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* You must not remove this notice, or any other, from this software.
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*
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* ***************************************************************************/
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namespace System.Web.Mvc {
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.Web.Mvc.Resources;
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public class ViewEngineCollection : Collection<IViewEngine> {
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public ViewEngineCollection() {
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}
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public ViewEngineCollection(IList<IViewEngine> list)
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: base(list) {
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}
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protected override void InsertItem(int index, IViewEngine item) {
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if (item == null) {
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throw new ArgumentNullException("item");
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}
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base.InsertItem(index, item);
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}
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protected override void SetItem(int index, IViewEngine item) {
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if (item == null) {
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throw new ArgumentNullException("item");
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}
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base.SetItem(index, item);
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}
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private ViewEngineResult Find(Func<IViewEngine, ViewEngineResult> cacheLocator, Func<IViewEngine, ViewEngineResult> locator) {
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ViewEngineResult result;
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foreach (IViewEngine engine in Items) {
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if (engine != null) {
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result = cacheLocator(engine);
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if (result.View != null) {
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return result;
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}
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}
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}
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List<string> searched = new List<string>();
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foreach (IViewEngine engine in Items) {
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if (engine != null) {
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result = locator(engine);
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if (result.View != null) {
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return result;
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}
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searched.AddRange(result.SearchedLocations);
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}
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}
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return new ViewEngineResult(searched);
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}
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public virtual ViewEngineResult FindPartialView(ControllerContext controllerContext, string partialViewName) {
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if (controllerContext == null) {
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throw new ArgumentNullException("controllerContext");
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}
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if (string.IsNullOrEmpty(partialViewName)) {
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throw new ArgumentException(MvcResources.Common_NullOrEmpty, "partialViewName");
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}
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Func<IViewEngine, ViewEngineResult> cacheLocator = e => e.FindPartialView(controllerContext, partialViewName, true);
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Func<IViewEngine, ViewEngineResult> locator = e => e.FindPartialView(controllerContext, partialViewName, false);
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return Find(cacheLocator, locator);
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}
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public virtual ViewEngineResult FindView(ControllerContext controllerContext, string viewName, string masterName) {
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if (controllerContext == null) {
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throw new ArgumentNullException("controllerContext");
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}
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if (string.IsNullOrEmpty(viewName)) {
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throw new ArgumentException(MvcResources.Common_NullOrEmpty, "viewName");
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}
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Func<IViewEngine, ViewEngineResult> cacheLocator = e => e.FindView(controllerContext, viewName, masterName, true);
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Func<IViewEngine, ViewEngineResult> locator = e => e.FindView(controllerContext, viewName, masterName, false);
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return Find(cacheLocator, locator);
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}
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}
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}
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