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| Re: How to get fine grained notifications after a resource save? [message #333179 is a reply to message #333175] |
Thu, 27 November 2008 23:30  |
 Ed Merks
Messages: 33264
Registered: July 2009 |
Senior Member |
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Adam,
Comments below.
Adam wrote:
> Hi,
>
> I'm looking for a way to be notified when an IFile has been saved and to be
> told about the specific regions of the file that changed.
You can know it's saved via IResourceDelta on the workspace, and if
history is being tracked you could find out the old contents to compare
the two.
> For example, if I
> added a space on line 5 and line 10 and than saved, is there a way for me to
> be notified after the save and to be given the deltas that say what exactly
> was changed?
I don't think so. If you can listen to the document itself, you could
record the changes so that when a save happens you'll remember what's
changed.
> My file is a CDT or JDT file if that makes a difference.
>
> I have looked at using:
> ResourceSetListener - This doesn't provide any specific context about
> what area's of the resource have changed
> DocumentListener - This is notified after every key change, not
> after a save
> IElementChangeListener - This doesn't provide any fine grained delta
> information either (at least the CDT one doesn't)
> IMarkerUpdater - changing one space at the beginning of the
> file seems to change all the markers positions so this doesn't help identify
> explictly which markers' regions were changed.
>
> Please let me know if anyone knows of another way to accomplish this.
> Thanks in advance,
> Adam
>
>
>
Ed Merks
Professional Support: https://www.macromodeling.com/
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