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Subject: re: [cgmo-webcgm] Problem with OBJECT and PARAM tags
Benoit
> > Hi All, > > It has come to our attention that IE has a limitation related to the > <object> ‘data’ attribute and <PARAM> elements. Our implementation > (COleControl ActiveX) is passed in corrupted data when both the ‘data’ > attribute is specified on the <object> tag and when <PARAM> elements are > also specified. > > According to Microsoft, HTML 4 doesn’t state that an implementation (of > HTML) has to pass all values (‘data’ attribute, <PARAM>s) simultaneously > to the ActiveX. Either ‘data’ without <PARAM> is used; or <PARAM>s without > the ‘data’ attribute is used. > > Which means that WebCGM’s example (shown below) doesn’t work with a > standard ActiveX implementation: > <script type="application/ecmascript"> <![CDATA[ > function myHandler(evt) > { > // performs DOM manipulation calls... > } > ]]> > </script> > [...] > <object data="javascript:void(0);" type="image/cgm;Version=4;ProfileId=WebCGM" > width="200" height="100"> > <param name="onload" value="myHandler(evt);"/> > </object> > > Are other Windows vendors aware of this? Do other vendors use > DoPropExchange to get the <PARAM>s? > We are somewhat aware of problem in using "DATA" to get the cgm file stream.
We are still using DoPropExchange to get cgm file via PARAM and SRC keyword.
> implementation (not tested yet), but that being said, maybe we want to put > some thoughts in how to use the OBJECT tag in a properly supported IE way. > > Regards, Regards, Don Larson Larson Software Technology Tel: (713)977.4177 ext. 102 www.cgmlarson.com |
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