c# - Saving object of Mailitem or any property which can be used to invoke Mailitem which was saved -


i using vs 2010 , dot net framework 2.0 . have created project in extensibility->shared add-ins outlook.

i want save outlook.mailitem object in datatable on explorer_selectionchange() , use outlook.mailitem object manipulate subject , body after-wards.

when saving object of mailitem in datatable getting saved sys.comaddins. here code class variables :

private outlook.mailitem connectingmailitem; private outlook.inspectors inspectors; private outlook.application applicationobject; private object addininstance; private outlook.explorer explorer; datatable dtmailitem = new datatable(); 

onconnection :

    explorer = this.application.activeexplorer();     explorer.selectionchange += new outlook.explorerevents_10_selectionchangeeventhandler(explorer_selectionchange);     dtmailitem.columns.add("mailitem",typeof(outlook.mailitem));     tfollowup = new timer();     tfollowup.interval = 100000;     tfollowup.tick += new eventhandler(tfollowup_tick); 

explorer_selectionchange

void explorer_selectionchange() {     if (connectingmailitem != null && connectingmailitem outlook.mailitem)     {         marshal.releasecomobject(connectingmailitem);         // perform garbage collection         gc.collect();         connectingmailitem = null;         return;     }     foreach (object selecteditem in explorer.selection)     {         connectingmailitem = selecteditem outlook.mailitem;         break;     }     if (connectingmailitem != null && connectingmailitem outlook.mailitem)     {                         dtmailitem.rows.add(connectingmailitem);         dtmailitem.acceptchanges();     }  } 

tfollowup_tick

 void tfollowup_tick(object sender, eventargs e) {     if(dtmailitem.rows.count <= 0)     {         foreach(datarow dr in dtmailitem.rows)         {            // manipulation code subject , body or remove mailitem datatable         }     } } 

how can save object of mailitem or property identify mailitem saved

you try what's suggested in this question store entryidand retrieve later using same id.


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