Thanks, I'll try. Regards, Denis Kormalev.
On Thursday 04 November 2010 at 11:31:38, [email protected] wrote: > On Nov 3, 2010, at 10:41 PM, ext Denis Kormalev wrote: > > Hello all, > > I'm developing plugin to show xml as tree (you can look at it here: > > http://gitorious.org/qt-creator-xml-tree-plugin). For now I've stopped > > at design where I have two tabs: one for tree and another for xml > > source. I'm showing xml source in PlainTextEditor subclass and so I use > > BaseTextEditable subclass too instead of custom Core::IEditor > > subclassing. I need to perform some work before saving. For example, I > > need to update PlainTextEditor contents before saving if I'm in tree tab > > (I'm updating contents of tabs only at tab switching for better > > performance), but I can't find way to put my code after ctrl-s was > > clicked and before data was pushed to file. I think that someone who > > will need to write some editor based on PlainTextEditor will want such > > functionality too. For example if he wants to add some data to file or > > maybe clean it from unneeded spaces or somewhat else. What are you > > thinking about adding virtual method named like beforeSave() to > > BaseTextEditor? > > Subclass BaseTextDocument and reimplement the "save" method (do your stuff, > then call BaseTextDocument::save). Set an instance of your > BaseTextDocument subclass as the text document via > BaseTextEditor::setBaseTextDocument. Have a look how that is used in other > BaseTextEditor subclasses in Qt Creator. > > Br, Eike
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