ActionScript 3.0 :: Class To Checking Browser Caching?
May 31, 2010
Is there a way to check if the user has my site cached so it can tell my preloader not to run?Or is there an easier way to check this? I have a preloader, but once it hits 100% it makes a mess. It's not all that appealing. It works if you see it loading, but just to see the mess at the end is not aesthetically pleasing.Is there a way to have the Flash movie say, "Oh. You've already got this loaded? Skip animation." ?
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Sep 14, 2008
I periodically upload a revised main.swf. But I have torestart my browser when I retrieve the files from the remoteserver, in order to see my updated swf. The advice given on:"How to prevent caching of swf files"does nothing, in IE FF or Safari, with FlashPlayer v 9
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Oct 3, 2011
I have a Flash application that sends a getURL request for an image file every 60 seconds.
This works fine in all browsers except IE9 with Internet Option set to automatically check for newer versions of stored pages. I setup Charles proxy (http://xk72.com) to watch the requests being sent by my flash app and confirmed that the request is being surpressed by IE9 when the setting is set to Auto, but works fine if I change the setting to check everytime I visit the webpage. This, however, is not an option! I need this to work in all browsers regardless of how the options are set.
Even if I do a page refresh (F5), the ASP page does not reload. The only way to get it to reload is close the browser and restart it.
I have tried adding content headers to disable caching but it does not appear to work.
For Example, here is my request headers:
HTTP/1.1 200 OK
Date Sun, 02 Oct 2011 23:58:31 GMT
Server Microsoft-IIS/6.0
X-Powered-By ASP.NET
Expires Tue, 09 Nov 2010 14:59:39 GMT
Cache-control no-cache
max-age 0
Content-Length 9691
Content-Type text/html
Set-Cookie ASPSESSIONIDACQBSACA=ECJPCLHADMFBDLCBHLJFPBPH; path=/
Cache-control private
I have read the Microsoft blog (http://blogs.msdn.com/b/ie/archive/2010/07/14/caching-improvements-in-internet-explorer-9.aspx) which states that if I add the content headers, the browser should respect my request, but it obviously does not.
I don't think this is a Flash issue since the html page that holds the Flash object will not even reload.
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Oct 21, 2010
I have a Flash file that is linked to 14 xml files using the E4X method. To keep the network activity to a minimum, I have it set up so that the xml files don't load until the relevant button is clicked (rather than have them all load at the beginning). I've been told I could further reduce network activity by using something called browser caching. There seem to be methods called "conditional HTTP" and "304 caching" but I can't really find a coherent tutorial on how to add this to the code.
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Jul 8, 2009
I have the following problem, I have a flex application that works as a frontend in a client-server-application. In my application I have two sliders and a chart that moves when I drag the sliders, now when I have the following positions
slider 1: 10
slider 2: 20
a request is sent to the server and the response back to my flash. When I now change the sliders to
slider 1: 10
slider 2: 30
another request is sent to the server, because we have changed the position of slider 2. When I now turn the sliders again to the first position.
slider 1: 10
slider 2: 20
no request is sent to the server and the chart is moved correctly because the flash seems to know what he will receive, I think the application has cached the result. This effect only works when I open the flash application in the flash player. When I open it in the browser every slider position leeds to another request to the server. Is there a way to enable the caching also when I open it in the browser?
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Dec 17, 2010
I've got a parent SWF that loads in a couple child SWFs. Even though my browser cache is cleared -- it's disabled, in fact -- reloading, or even restarting, the browser doesn't trigger the newest version of the child SWFs to load into the parent SWF. I can even delete the SWF off the FTP server, and it still gives me the last version that was up there.
What's caching the child SWFs, and how do I force them to refresh on my end? I'm not too concerned about the end user, because once the site development is over, the SWF files won't change very often. (They're all loading in XML files that have the cache disabled via PHP cache control and expires headers.)
I'm primarily using Firefox on PC and Mac, but it seems to do the same thing on IE/PC and Safari/Mac. The PC is using my ISP's DNS, and the Mac is using OpenDNS... not sure if that has anything to do with it. The site is hosted on Rackspace Cloud.
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Oct 28, 2010
I put a swf file on a website, then I made some changes and replace the old version. However, some browsers seem to have some kind of cache to remember the last swf file, they only show the old version instead of the new one. What can I do to stop the browser caching the old version?
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Nov 14, 2009
I would like to take advantage of Adobe's Runtime Shared Library system for swc's, but I'm not sure how it ACTUALLY works, like the programming behind it. I understand that it allows you to load SWCs at runtime, but how does it do that?
I'm asking because I would like to try to mimic something like the Signed RSL "swz" system Adobe uses to cache the Flex Framework into the Flash Player, so if you ever visit a site that downloads the Flex framework for some flash website, then the next time, and forevermore, you don't have to download it again.
I can't do this because I'm using my own version of the Flex SDK from the Sandbox, and I have like 5 other swc's I'm using (Mate, RestfulX, etc.). I would like to be able to cache these things permanently, and only have them re-download them if they change.
How do I do that, or what should I read, other than the Adobe RSL docs and such? Can I use javascript or ruby to do this?
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Dec 7, 2009
How do you know if the browser is actually using the cached swf RSL/library for Flex projects? I would like to be able to do different things from the preloader based on whether or not the user has never downloaded the library vs. they have it already cached by their browser.
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Dec 23, 2006
Let's say i have a bunch of balls/cells. I'm having trouble figuring out how to make it so that every other ball bounces off of every other ball.
so in short, it's really one instance being able to check all other instances of the same ball class?
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Jul 9, 2009
I am running into a curious problem with Flash CS4 Professional.I am running Windows XP Professional SP3, and working locally off my hard drive using SVN for version control.The problem I am having is with loading an external SWF into my "master" SWF.I am using ActionScript 2 exporting to Flash 8 (due to project requirements). When I run the SWF that is being loaded externally (standalone), it shows my changes from when I modify my class files. However, once I load it into the master SWF, the changes are not visible. If I modify the FLA itself, the changes are shown, its just when I modify any class files, the changes do not show.This is very strange and I have no idea why I am having this issue.I have outputted the _url of the SWF and it is loading the correct file.I tested it on another machine, and I did not run into the same problem.I deleted everything out of the ASO folder and that did not fix anything. Since I am not the administrator on my machine, I have tried everything other than reinstalling Flash.
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Jul 30, 2009
The problem is class files being cached in external swfs when they are loaded into another swf. (as2-cs3). In a nutshell, we've got a clip on the stage that is linked to a class. You can make changes to the class, pub the swf and everything works fine. When we then load that swf into our application swf, the changes are all lost, and it "reverts back" to a previous version of the class.
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Oct 27, 2010
How can I check what a parent MovieClip's class is?I have a Terrain class that I only want to use a function when the parent movieclip is a specific class, so that the terrain object can be used by multiple classes, but only launch that specific function when the parent's class is "WorldBase". How can i detect this through the Terrain class?
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Sep 7, 2011
if I can do this in as3: I got two "Class"es and I want to know if A:Class is inherited B:Class without instantiat any of them?
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Dec 30, 2009
I have this PHP page that lists several people. When someone clicks on one of the people they are sent to another PHP page that has their video greeting in a .swf embedded into the page. This works by the php writing the path to the greeting video to the xml file that the .swf loads and plays.
Well in firefox it works perfect, but in IE when they try to click on another greeting the original greeting still plays. Its like the swf is caching the first greeting and refresh of the page does nothing to alleviate this. Is this a problem with the swf caching? or XML caching? or am I totally clueless?
[Code]...
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Jan 14, 2009
Here is the code:
ActionScript Code:
private class someFunction(classRef:Class):void
{
try
{
var instance:Object = new classRef();
[Code]...
Can I perform the check without instantiating?
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Sep 21, 2009
I'm running into a problem loading an external swf. Check it out here: [URL]
If it's working right, the top and bottom red areas should end up looking exactly the same.
I have "init.swf" loading "cc_home.swf" into a container. When successful, it should fade up (that animation is in "init.swf") and then load the white text (cc_home.swf). What you're seeing on that page is init.swf on top, and cc_home.swf down below.
When I test init.swf directly from Flash, it works fine. In the browser, though, it doesn't load the movie.
Here's the code I'm using in "init.swf" to load cc_home.swf (which I got from Kirupa):
var mycontainer:MovieClip;
var myloader:Loader = new Loader();
var urlrequest:URLRequest = new URLRequest("cc_home.swf")
myloader.load(urlrequest);
[Code]....
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Feb 22, 2009
I just made a class that fits a video to the fullscreen of the browser. I need some input on functionality of the class. What would you like to see added to the class. Though keep in mind that this is meant to be a backdrop to a site and not a video player. Link to class. [URL]
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Dec 10, 2006
having some problems with having my mc's always center in t5he middle of the browser window even when it resizes??
Cheers all,
basically the code i'm using is this:
_root.abc.Stage.width/2;
[code].....
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Nov 23, 2009
I'm trying to get my main class to resize to the browser window size. I'm listening on the stage to Event.RESIZE, updating my width/height to match the stageWidth/stageHeight, and drawing a rectangle to show me how big it is. When I resize, it flashes between a small and big size every other time the event fires. The width and height are correct in both cases, but in the "small" case, everything is in a small box.
[Code]...
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Aug 29, 2010
I've been searching on google and through forums for hours now trying to find a way to prevent my site from cache in browsers. I know it's not possible to "prevent" it from caching, but it's a way to trick the browser into thinking it needs to load the SWF again instead of just getting the one from the cache.
Now I've tried many types but I can't get it to work. I don't understand how to implement it into AS or Javascript and what goes where..
My site is set up by one parent SWF combined with a HTML script and 6 child SWF's, and they are updating all the time so I really need this function.
See it here: [URL]
The most used one is this I think or something close:
myIdentifier=Math.round(Math.random()*10000);
loadMovie("myAnim.swf?uniq="+myIdentifier,1);
But how do I use it? where it goes and will it work on several child SWF's?
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Aug 29, 2010
I've been searching on google and through forums for hours now trying to find a way to prevent my site from cache in browsers. I know it's not possible to "prevent" it from caching, but it's a way to trick the browser into thinking it needs to load the SWF again instead of just getting the one from the cache.Now I've tried many types but I can't get it to work. I don't understand how to implement it into AS or Javascript and what goes where.My site is set up by one parent SWF combined with a HTML script and 6 child SWF's, and they are updating all the time so I really need this function.The most used one is this I think or something close:
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Aug 4, 2011
I have searched all over and have yet to find an answer to this. Does anyone know of a way to clear an FLV from the player's cache? I saw suggestions to add a query string to the end of the FLV location, but this causes the video to not play.
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Jul 21, 2011
Is there way force the browser to retain previously viewed FLV files? I've noticed using the normal netstream set-up that even if you've fully loaded and viewed a video it will have to load it again from scratch each time you come back to it. Shouldn't the file be in the user's cache?
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Dec 14, 2009
In Flash what would be wiser? To use a PNG or import the vector and cache it as bitmap?
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Dec 24, 2010
I have a flash application and I want my users not to be able to do caching in their flash players.I couldn't find the code that disables the option of caching for them.Does anyone have the line I need to add (and where) which will disable the flash caching?
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Feb 20, 2010
How do I stop the remote server caching the previous version of a .swf?When I upload a new version to the remote server, the old version still runs.
I don't have this problem on my local server
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Feb 2, 2007
I need a way to stop XML files from caching. I have tried the xmlfile.load(file.xml?uniq=somerandomnumber) method, and it doesn't seem to be curing the problem. I understand that this can be stopped with PHP, however, I cannot use PHP for this task.XML caching is not a problem locally, only online, from the browsers, I cannot use any browser addons either as this file will be displayed to a vast audience and I can't expect anyone to;
a) get an add on
b) clear their cache everytime they want to see the file.
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Dec 3, 2007
[code]the problem is my xml file is a variable being passed from the html, so I was wondering how to write this without the inverted commas?[code]
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Jan 28, 2009
I am using e4x/as3 - Embedded XML in .as file - not caching?
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