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Frame11/3/2023 CanGoBack and CanGoForward report whether there are entries in back and forward navigation history, respectively. An entry is added to forward navigation history by navigating to an entry in back navigation history, by calling GoBack. ![]() An entry is added to back navigation history when either a new navigation occurs, by calling the Navigate method, or by navigating to an entry in forward navigation history, by calling GoForward. When content is navigated to, Frame records the navigation as an entry in navigation history. The following figure illustrates the sequence in which these events will fire:ĭuring or after a navigation, Frame provides information about the content that is being navigated to, including the URI of the content being navigated to ( Source), the URI of the current content ( CurrentSource), and an object that contains the content that was navigated to ( Content). Not all events are raised each time that a navigation occurs the set of events that are raised is determined by the type of navigation that occurs (content or content fragment) and how the navigation completes (canceled, stopped, or failed). The lifetime of a navigation can be tracked through the following events: Alternatively, content can be navigated to by using one of the Navigate method overloads that accepts an object: When content is navigated to by URI, Frame returns an object that contains the content. Additionally, content can be navigated to by using one of the following overloads of the Navigate method: In general, however, pages are the preferred the way to package content for navigation (see Page).Ĭontent can be navigated to by setting the Source property with the URI for the desired content. For more information, see the "WebBrowser Control and Feature Controls" section in Security (WPF) and WebBrowser Control Overviews and Tutorials.Ĭontent can be any type of. Some applications should apply additional feature controls to prevent malicious content from running. The feature controls that are applied differ for XBAPs and stand-alone applications. ![]() WPF enables security features by applying feature controls to the WebBrowser ActiveX control. When the Frame control navigates to HTML content, the Frame control internally instantiates the native WebBrowser ActiveX control.
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