public RequestDefinition(RouteRequestBuilder theWinningRoute, Shell shell) { Item = theWinningRoute.Item; Section = theWinningRoute.Section ?? Item?.CurrentItem; Content = theWinningRoute.Content ?? Section?.CurrentItem; GlobalRoutes = theWinningRoute.GlobalRouteMatches; List <String> builder = new List <string>(); if (Item?.Route != null) { builder.Add(Item.Route); } if (Section?.Route != null) { builder.Add(Section?.Route); } if (Content?.Route != null) { builder.Add(Content?.Route); } if (GlobalRoutes != null) { builder.AddRange(GlobalRoutes); } var uriPath = MakeUriString(builder); var uri = ShellUriHandler.CreateUri(uriPath); FullUri = ShellUriHandler.ConvertToStandardFormat(shell, uri); }
public static ShellNavigationSource CalculateNavigationSource(Shell shell, ShellNavigationState current, NavigationRequest request) { if (request.StackRequest == NavigationRequest.WhatToDoWithTheStack.PushToIt) { return(ShellNavigationSource.Push); } if (current == null) { return(ShellNavigationSource.ShellItemChanged); } var targetUri = ShellUriHandler.ConvertToStandardFormat(shell, request.Request.FullUri); var currentUri = ShellUriHandler.ConvertToStandardFormat(shell, current.FullLocation); var targetPaths = ShellUriHandler.RetrievePaths(targetUri.PathAndQuery); var currentPaths = ShellUriHandler.RetrievePaths(currentUri.PathAndQuery); var targetPathsLength = targetPaths.Length; var currentPathsLength = currentPaths.Length; if (targetPathsLength < 4 || currentPathsLength < 4) { return(ShellNavigationSource.Unknown); } if (targetPaths[1] != currentPaths[1]) { return(ShellNavigationSource.ShellItemChanged); } if (targetPaths[2] != currentPaths[2]) { return(ShellNavigationSource.ShellSectionChanged); } if (targetPaths[3] != currentPaths[3]) { return(ShellNavigationSource.ShellContentChanged); } if (targetPathsLength == currentPathsLength) { return(ShellNavigationSource.Unknown); } if (targetPathsLength < currentPathsLength) { for (var i = 0; i < targetPathsLength; i++) { var targetPath = targetPaths[i]; if (targetPath != currentPaths[i]) { break; } if (i == targetPathsLength - 1) { if (targetPathsLength == 4) { return(ShellNavigationSource.PopToRoot); } return(ShellNavigationSource.Pop); } } if (targetPaths[targetPathsLength - 1] == currentPaths[currentPathsLength - 1]) { return(ShellNavigationSource.Remove); } if (targetPathsLength == 4) { return(ShellNavigationSource.PopToRoot); } return(ShellNavigationSource.Pop); } else if (targetPathsLength > currentPathsLength) { for (var i = 0; i < currentPathsLength; i++) { if (targetPaths[i] != currentPaths[i]) { break; } if (i == targetPathsLength - 1) { return(ShellNavigationSource.Push); } } } if (targetPaths[targetPathsLength - 1] == currentPaths[currentPathsLength - 1]) { return(ShellNavigationSource.Insert); } return(ShellNavigationSource.Push); }