protected override bool ProcessRequest(CefRequest request, CefCallback callback)
{
var requestNo = Interlocked.Increment(ref _requestNo);
var response = new StringBuilder();
response.AppendFormat("<pre>\n");
response.AppendFormat("Requests processed by DemoAppResourceHandler: {0}\n", requestNo);
response.AppendFormat("Method: {0}\n", request.Method);
response.AppendFormat("URL: {0}\n", request.Url);
response.AppendLine();
response.AppendLine("Headers:");
var headers = request.GetHeaderMap();
foreach (string key in headers)
{
foreach (var value in headers.GetValues(key))
{
response.AppendFormat("{0}: {1}\n", key, value);
}
}
response.AppendLine();
response.AppendFormat("</pre>\n");
responseData = Encoding.UTF8.GetBytes(response.ToString());
callback.Continue();
return true;
}
/// <summary>
/// Create a new URL request. Only GET, POST, HEAD, DELETE and PUT request
/// methods are supported. Multiple post data elements are not supported and
/// elements of type PDE_TYPE_FILE are only supported for requests originating
/// from the browser process. Requests originating from the render process will
/// receive the same handling as requests originating from Web content -- if
/// the response contains Content-Disposition or Mime-Type header values that
/// would not normally be rendered then the response may receive special
/// handling inside the browser (for example, via the file download code path
/// instead of the URL request code path). The |request| object will be marked
/// as read-only after calling this method.
/// </summary>
public static CefUrlRequest Create(CefRequest request, CefUrlRequestClient client)
{
if (request == null) throw new ArgumentNullException("request");
var n_request = request.ToNative();
var n_client = client.ToNative();
return CefUrlRequest.FromNative(
cef_urlrequest_t.create(n_request, n_client)
);
}
/// <summary> /// Begin processing the request. To handle the request return true and call /// CefCallback::Continue() once the response header information is available /// (CefCallback::Continue() can also be called from inside this method if /// header information is available immediately). To cancel the request return /// false. /// </summary> protected abstract bool ProcessRequest(CefRequest request, CefCallback callback);
/// <summary>
/// Load the request represented by the |request| object.
/// </summary>
public void LoadRequest(CefRequest request)
{
if (request == null) throw new ArgumentNullException("request");
cef_frame_t.load_request(_self, request.ToNative());
}
/// <summary>
/// Returns the request object used to create this URL request. The returned
/// object is read-only and should not be modified.
/// </summary>
public CefRequest GetRequest()
{
return(CefRequest.FromNative(
cef_urlrequest_t.get_request(_self)
));
}
protected override bool OnBeforeResourceLoad(CefBrowser browser, CefFrame frame, CefRequest request)
{
return base.OnBeforeResourceLoad(browser, frame, request);
}
protected override bool OnBeforeBrowse(CefBrowser browser, CefFrame frame, CefRequest request, bool isRedirect)
{
webBrowser.selfRequest = request;
return base.OnBeforeBrowse(browser, frame, request, isRedirect);
}
/// <summary> /// Return a new resource handler instance to handle the request or an empty /// reference to allow default handling of the request. |browser| and |frame| /// will be the browser window and frame respectively that originated the /// request or NULL if the request did not originate from a browser window /// (for example, if the request came from CefURLRequest). The |request| object /// passed to this method will not contain cookie data. /// </summary> protected abstract CefResourceHandler Create(CefBrowser browser, CefFrame frame, string schemeName, CefRequest request);
protected override CefResourceHandler Create(CefBrowser browser, CefFrame frame, string schemeName, CefRequest request)
{
return new RequestResourceHandler();
}
/// <summary>
/// Called on the IO thread before a resource is loaded. To allow the resource
/// to load normally return NULL. To specify a handler for the resource return
/// a CefResourceHandler object. The |request| object should not be modified in
/// this callback.
/// </summary>
protected virtual CefResourceHandler GetResourceHandler(CefBrowser browser, CefFrame frame, CefRequest request)
{
return null;
}
/// <summary>
/// Called on the IO thread before a resource request is loaded. The |request|
/// object may be modified. To cancel the request return true otherwise return
/// false.
/// </summary>
protected virtual bool OnBeforeResourceLoad(CefBrowser browser, CefFrame frame, CefRequest request)
{
return false;
}
/// <summary>
/// Called on the UI thread before browser navigation. Return true to cancel
/// the navigation or false to allow the navigation to proceed. The |request|
/// object cannot be modified in this callback.
/// CefLoadHandler::OnLoadingStateChange will be called twice in all cases.
/// If the navigation is allowed CefLoadHandler::OnLoadStart and
/// CefLoadHandler::OnLoadEnd will be called. If the navigation is canceled
/// CefLoadHandler::OnLoadError will be called with an |errorCode| value of
/// ERR_ABORTED.
/// </summary>
protected virtual bool OnBeforeBrowse(CefBrowser browser, CefFrame frame, CefRequest request, bool isRedirect)
{
return false;
}
/// <summary>
/// Create a new CefRequest object.
/// </summary>
public static CefRequest Create()
{
return(CefRequest.FromNative(
cef_request_t.create()
));
}
/// <summary>
/// Called before browser navigation. Return true to cancel the navigation or
/// false to allow the navigation to proceed. The |request| object cannot be
/// modified in this callback.
/// </summary>
protected virtual bool OnBeforeNavigation(CefBrowser browser, CefFrame frame, CefRequest request, CefNavigationType navigation_type, bool isRedirect)
{
return(false);
}
/// <summary> /// Return a new resource handler instance to handle the request or an empty /// reference to allow default handling of the request. |browser| and |frame| /// will be the browser window and frame respectively that originated the /// request or NULL if the request did not originate from a browser window /// (for example, if the request came from CefURLRequest). The |request| object /// passed to this method will not contain cookie data. /// </summary> protected abstract CefResourceHandler Create(CefBrowser browser, CefFrame frame, string schemeName, CefRequest request);
/// <summary> /// Begin processing the request. To handle the request return true and call /// CefCallback::Continue() once the response header information is available /// (CefCallback::Continue() can also be called from inside this method if /// header information is available immediately). To cancel the request return /// false. /// </summary> protected abstract bool ProcessRequest(CefRequest request, CefCallback callback);
protected override bool OnBeforeNavigation(CefBrowser browser, CefFrame frame, CefRequest request, CefNavigationType navigation_type, bool isRedirect)
{
return base.OnBeforeNavigation(browser, frame, request, navigation_type, isRedirect);
}
/// <summary>
/// Called before browser navigation. Return true to cancel the navigation or
/// false to allow the navigation to proceed. The |request| object cannot be
/// modified in this callback.
/// </summary>
protected virtual bool OnBeforeNavigation(CefBrowser browser, CefFrame frame, CefRequest request, CefNavigationType navigation_type, bool isRedirect)
{
return false;
}
