Adobe Action. Script® 3 (AS3 ) API Reference public function download(request: URLRequest, default. File. Name: String = null): void. Language Version: Action. Script 3. 0. Runtime Versions: AIR 1. Flash Player 9. Opens a dialog box that lets the user download a file from a remote server. Although Flash Player has no restriction on the size of files you can upload or download. MB. The download() method first opens. When the user selects a location and confirms the download operation. Save), the download from the remote server begins. Listeners receive events to indicate the progress, success, or. To ascertain the status of the dialog box and the download operation after calling. ![]() The File. Reference. File. Reference. download() functions. ![]() Flash Video is a container file format used to deliver video over the Internet using Adobe Flash Player version 6 and newer. Flash Video content may also be embedded. Find out how Flash Player 9 and Flash Player 10 change the way policy files work, and learn how these adjustments may affect you. These functions return after they are called, before the file transmission. In addition, if the File. Reference object goes out of scope, any upload or download. Be sure that your File. Reference object remains in scope for as long as the. File manager control for integrating file browsing, upload & download features into your ASP.NET MVC or WebForms application/site rapidly. Large Support Community. Uploadify has a huge community of users with answers to your questions. + Visit the Forums Now. How to use Flash to upload multiple files in a medium-trust hosting environment; Author: darick_c; Updated:; Section: ASP.NET; Chapter: Web Development. Filters: Retrieving Data from Server. Retrieving Data from Server. flash.net FileReference - AS3 : Properties | Properties | Constructor | Methods | Global. When the file is downloaded successfully, the. File. Reference object are populated with the properties. The complete event is dispatched if the. Only one browse() or download() session can. This method supports downloading of any file type, with either HTTP or HTTPS. You cannot connect to commonly reserved ports. For a complete list of blocked ports, see "Restricting Networking APIs" in the. Action. Script 3. Developer's Guide. Note: If your server requires user authentication, only. SWF files running in a browser — that is, using the browser plug- in or Active. X control —. can provide a dialog box to prompt the user for a user name and password for authentication. For uploads using the plug- in or Active. X control, or for. When you use this method , consider the Flash Player. Loading operations are not allowed if the calling SWF file is in an untrusted local sandbox. The default behavior is to deny access between sandboxes. A website can enable access to a. URL policy file. You can prevent a SWF file from using this method by setting the allow. Networking. parameter of the the object and embed tags in the HTML. SWF content. In Flash Player 1. Flash Player 9 Update 5, you can only call this method successfully in response. Otherwise, calling. Flash Player throwing an Error exception. However, in Adobe AIR. AIR application) is not restricted by these security limitations. For more information related to security, see the Flash Player Developer Center Topic. Security. When you download a file using this method, it is flagged as downloaded on operating systems. Windows XP service pack 2 and later, and on Windows Vista. Mac OS 1. 0. 5 and later. Some operating systems, such as Linux, do not flag downloaded files. Note that because of new functionality added to the Flash Player, when publishing to Flash Player 1. File. Reference. browse(). File. Reference. upload(), File. Reference. download(), File. Reference. load(). File. Reference. save(). Otherwise, Flash Player throws a runtime error (code 2. Use File. Reference. This restriction applies only to Flash Player 1. Previous versions of Flash Player. In Adobe AIR, the download dialog is not always displayed in front of windows that are. To avoid window ordering issues, hide owned windows before calling this method. Parameters request: URLRequest — The URLRequest object. The url property of the URLRequest object. URL of the file to download to the local computer. If this parameter is null, an exception is thrown. The request. Headers property. URLRequest object is ignored; custom HTTP request headers are not supported in uploads or downloads. To send POST or GET parameters to the server, set the value of URLRequest. URLRequest. method to either URLRequest. Method. POST. or URLRequest. Method. GET. On some browsers, URL strings are limited in length. Lengths greater than 2. File. Name: String (default = null) — The default filename displayed in the dialog box for the file. This string must not contain the following characters. If you omit this parameter, the filename of the. URL is parsed and used as the default. Eventsopen: Event — Dispatched when a download operation starts. Progress. Event — Dispatched periodically during the file download operation. Event — Dispatched when the file download operation successfully completes. Event — Dispatched when the user dismisses the dialog box. Event — Dispatched when the user selects a file for download from the dialog box. Error: Security. Error. Event — Dispatched when a download fails because of a. Error: IOError. Event — Dispatched for any of the following reasons. An input/output error occurs while the file is being read or transmitted. SWF content running in the stand- alone or external versions of Flash Player tries to download a. During download, the standalone and external players. If a SWF file in these players tries to download. File download can succeed only in the Active. X control and browser plug- in players. Throws. Illegal. Operation. Error — Thrown in the following situations: 1) Another browse session is in. The value passed to request does not contain. The filename to download contains prohibited characters. A setting in the user's mms. Security. Error — Local untrusted content may not communicate with the Internet. To avoid this situation, reclassify this. SWF file as local- with- networking or trusted. This exception is thrown with a message indicating the filename. URL that may not be accessed because of local file security restrictions. Security. Error — You cannot connect to commonly reserved ports. For a complete list of blocked ports, see "Restricting Networking APIs" in the. Action. Script 3. Developer's Guide. Argument. Error — If url. Byte. Array, an exception is. For use with the File. Reference. upload() and. File. Reference. download() methods, url. URLVariables or String. Memory. Error — This error can occur for the following reasons. Flash Player cannot convert the URLRequest. UTF8 to MBCS. This error is applicable if the URLRequest object. File. Reference. download() method is set to perform a GET operation and if. System. use. Code. Page is set to true. Flash Player cannot allocate memory for the POST data. This error is. applicable if the URLRequest object passed to the File. Reference. download() method is set. POST operation. Error — If the method is not called in response to a user action, such as a mouse. Learn more. Related API Elements Example (. How to use this example ). The following example shows usage of the download event object. To run this example, change the download. URL. url property to point to an actual domain and file. Domain]. com/Some. File. pdf. You might also need to compile the SWF file with Local playback security set to Access network only. Flash Player security settings to allow this file network access. Sprite. import flash. File. Reference. import flash. URLRequest. import flash. File. Filter. public class File. Reference_download extends Sprite {. URL: URLRequest. private var file. Name: String = "Some. File. pdf". private var file: File. Reference. public function File. Reference_download() {. URL = new URLRequest(). URL. url = "http: //www.[your. Domain]. com/Some. File. pdf". file = new File. Reference(). configure. Listeners(file). file. URL, file. Name). Listeners(dispatcher: IEvent. Dispatcher): void {. Event. Listener(Event. CANCEL, cancel. Handler). Event. Listener(Event. COMPLETE, complete. Handler). dispatcher. Event. Listener(IOError. Event. IO_ERROR, io. Error. Handler). dispatcher. Event. Listener(Event. OPEN, open. Handler). Event. Listener(Progress. Event. PROGRESS, progress. Handler). dispatcher. Event. Listener(Security. Error. Event. SECURITY_ERROR, security. Error. Handler). dispatcher. Event. Listener(Event. SELECT, select. Handler). Handler(event: Event): void {. Handler: " + event). Handler(event: Event): void {. Handler: " + event). Error. Handler(event: IOError. Event): void {. trace("io. Error. Handler: " + event). Handler(event: Event): void {. Handler: " + event). Handler(event: Progress. Event): void {. var file: File. Reference = File. Reference(event. target). Handler name=" + file. Loaded=" + event. Loaded + " bytes. Total=" + event. bytes. Total). private function security. Error. Handler(event: Security. Error. Event): void {. Error. Handler: " + event). Handler(event: Event): void {. File. Reference = File. Reference(event. target). Handler: name=" + file. URL=" + download.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. Archives
October 2016
Categories |