Hi Praveen, I fixed this in SVN.
[EMAIL PROTECTED] wrote on 02/02/2007 07:06:53 AM: > Hi Praveen, > > "Praveen Nayak" <[EMAIL PROTECTED]> wrote on 02/02/2007 06:47:36 > AM: > > > Can you tell me in what areas you were looking for the the low impact > > fixes. > > The basic idea would be to add a 'defaultAction' field to > the base event structure. This would probably be a simple > Runnable. When a 'defaultAction's listener is called rather > than performing it's action immediately it would set the > field to it's runnable that will do the action. > > Then in the dom.events.EventSupport.dispatchEvent > it would at the very end check the status of 'preventDefault' > and the defaultAction field and call the runnable, if any. > > The one 'gotcha' in this approach is the handling of > multiple 'defaultAction' elements in the chain. Do you > run all of them (make it a List), run just the first, just > the last, all of them if they are "different" (so just one > 'a'). This is really a spec question, but I doubt the > spec answers the question ;) > > > Maybe I can try it on my own for my current implementation. > > I've cross posted to 'batik-dev' which is a more > appropriate forum for this sort of discussion. If you reply > please strip 'batik-users'. > > > -----Original Message----- > > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] > > Sent: Friday, February 02, 2007 5:10 PM > > To: batik-users@xmlgraphics.apache.org > > Cc: batik-users@xmlgraphics.apache.org > > Subject: Re: Script and anchor tag > > > > Hi Praveen, > > > > > I would like to know if > > > 1. this is a part of the SVG standard, or is it a small bug in Batik, > > > because Adobe viewer works the same in both the cases. > > > > I think this is a bug. The basic problem is our implementation of > > the 'default action' (the traversal of the link). We implement the > > traversal of the link as an event listener, so you need to call > > 'preventDefault' before our click event handler on the 'a' element is > > fired. However reading the DOM 2 Events spec: > > > > preventDefault > > If an event is cancelable, the preventDefault method is used to signify > > that the event is to be canceled, meaning any default action normally > > taken by the implementation as a result of the event will not occur. If, > > during any stage of event flow, the preventDefault method is called the > > event is canceled. Any default action associated with the event will not > > occur. Calling this method for a non-cancelable event has no effect. > > Once preventDefault has been called it will remain in > > > > effect throughout the remainder of the event's propagation. This method > > may be used during any stage of event flow. > > > > > 2. On the off chance that it is a bug, will there be a fix anytime > > soon? > > > > > > I can think of one or two "low impact" ways to fix this, but I don't > > think this will happen before the next release. > > > > "Praveen Nayak" <[EMAIL PROTECTED]> wrote on 01/31/2007 > > 07:37:51 > > AM: > > > > > In the code below, the circle and the rect are associated with the the > > > > > hyperlink and the onclick event; and according to the hierarchy of > > > event handling, the javascript method is called first, the > > > preventDefault() prevents the loading of a.svg. Note the order of <a> > > and <g> tags. > > > > > > <svg xmlns:xlink="http://www.w3.org/1999/xlink";> > > > <script type="text/ecmascript"> > > > function TestScript(evt){ > > > alert ("Here"); > > > var ob = evt.preventDefault(); > > > } > > > </script> > > > <a xlink:href="a.svg"> > > > <g onclick="TestScript(evt)"> > > > <circle cx="100" cy="100" r="200" /> > > > <rect x="300" y="300" height="100" width="100" /> > > > </g> > > > </a> > > > </svg> > > > > > > The above svg works fine. > > > > > > The following does not meet my expectations as the clicking of the > > > link on the circle loads the a.svg file and it appears that the circle > > > > > click is not associated with the TestScript method. > > > > > > <svg xmlns:xlink="http://www.w3.org/1999/xlink";> > > > <script type="text/ecmascript"> > > > function TestScript(evt){ > > > alert ("Here"); > > > var ob = evt.preventDefault(); > > > } > > > </script> > > > <g onclick="TestScript(evt)"> > > > <a xlink:href="a.svg"> > > > <circle cx="100" cy="100" r="200" /> > > > <rect x="300" y="300" height="100" width="100" /> > > > </a> > > > </g> > > > </svg> > > > > > > Thanks, > > > Praveen > > > > > ------------------------------------------------------------------------ > > -------- > > > Telelogic Lifecycle Solutions: > > > Helping You Define, Design & Deliver Advanced Systems & Software Learn > > > > > More at www.telelogic.com > > > > > > > > > Praveen Nayak > > > Software Engineer > > > Telelogic India Pvt Ltd > > > #58, 1- 4 HM Towers, > > > Brigade Road, > > > 560 025 Bangalore > > > India > > > > > > Phone: +91 (80) 419 95800 x194 > > > Fax: > > > Mobile phone: > > > > > > [EMAIL PROTECTED] > > > http://www.telelogic.com > > > > > > > > > Telelogic - Requirements-Driven Innovation! > > > ------------------------------------------------------------- > > > > > > > > > > > > The information contained in this e-mail, including any attachment or > > > enclosure, is intended only for the person or entity to which it is > > > addressed and may contain confidential material. 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