Java 类org.eclipse.xtext.ui.editor.contentassist.ReplacementTextApplier 实例源码

@Override
public void complete_ActivityElement(EObject model, RuleCall ruleCall, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
    ConfigurableCompletionProposal activityTemplate = (ConfigurableCompletionProposal) createCompletionProposal("Activity Template",  
              context);  
    if (activityTemplate != null) {  
        activityTemplate.setTextApplier(  
                  new ReplacementTextApplier() {  
                  @Override  
                  public String getActualReplacementString(
                          ConfigurableCompletionProposal proposal) { 
                    Calendar start = GregorianCalendar.getInstance();
                    DateFormat formatter = new SimpleDateFormat("dd/MM/yyyy");
                    String startString = formatter.format(start.getTime());
                      return  "Activity activityname {\n"+
                              "\t\tstarts '"+startString+"';\n"+
                              "\t\tduration 10;\n"+
                              "\t\tcompleteness 0%;\n"+
                              "\t}";
                            }
                  }
                  );
         acceptor.accept(activityTemplate);  
    }
}

@Override
public void completeActivity_Start(EObject model, Assignment assignment, final ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
    //completeRuleCall(((RuleCall)assignment.getTerminal()), context, acceptor);
      ConfigurableCompletionProposal pickColor = (ConfigurableCompletionProposal) createCompletionProposal("Pick a date...",  
                  context);  
      if (pickColor != null) {  
                pickColor.setTextApplier(  
                  new ReplacementTextApplier() {  
                  @Override  
                  public String getActualReplacementString(  
                    ConfigurableCompletionProposal proposal) { 
                      Display display = context.getViewer().getTextWidget().getDisplay();
                      Shell ns = new Shell(display);
                      ns.setLayout (new RowLayout ());
                      final DateTime calendar = new DateTime (ns, SWT.CALENDAR);
                      DateSelectionAdapter ds = new DateSelectionAdapter (calendar,ns); 

                      calendar.addSelectionListener (ds);
                      ns.pack();
                      ns.open();
                      while (!ns.isDisposed()) {
                          if (!display.readAndDispatch())
                            display.sleep();
                       }
                      return ds.dateString;

                      }

                  });
                acceptor.accept(pickColor);     
      }
}

@Override
public void completeActivity_End(EObject model, Assignment assignment, final ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
    //completeRuleCall(((RuleCall)assignment.getTerminal()), context, acceptor);
      ConfigurableCompletionProposal pickColor = (ConfigurableCompletionProposal) createCompletionProposal("Pick a date...",  
                  context);  
      if (pickColor != null) {  
                pickColor.setTextApplier(  
                  new ReplacementTextApplier() {  
                  @Override  
                  public String getActualReplacementString(  
                    ConfigurableCompletionProposal proposal) { 
                      Display display = context.getViewer().getTextWidget().getDisplay();
                      Shell ns = new Shell(display);
                      ns.setLayout (new RowLayout ());
                      final DateTime calendar = new DateTime (ns, SWT.CALENDAR);
                      DateSelectionAdapter ds = new DateSelectionAdapter (calendar,ns); 
                      calendar.addSelectionListener (ds);
                      ns.pack();
                      ns.open();
                      while (!ns.isDisposed()) {
                          if (!display.readAndDispatch())
                            display.sleep();
                       }
                      return ds.dateString;

                      }

                  });
                acceptor.accept(pickColor);     
      }
}

@Override
public void completeCheckPoint_End(EObject model, Assignment assignment, final ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
    //completeRuleCall(((RuleCall)assignment.getTerminal()), context, acceptor);
      ConfigurableCompletionProposal pickColor = (ConfigurableCompletionProposal) createCompletionProposal("Pick a date...",  
                  context);  
      if (pickColor != null) {  
                pickColor.setTextApplier(  
                  new ReplacementTextApplier() {  
                  @Override  
                  public String getActualReplacementString(  
                    ConfigurableCompletionProposal proposal) { 
                      Display display = context.getViewer().getTextWidget().getDisplay();
                      Shell ns = new Shell(display);
                      ns.setLayout (new RowLayout ());
                      final DateTime calendar = new DateTime (ns, SWT.CALENDAR);
                      DateSelectionAdapter ds = new DateSelectionAdapter (calendar,ns); 
                      calendar.addSelectionListener (ds);
                      ns.pack();
                      ns.open();
                      while (!ns.isDisposed()) {
                          if (!display.readAndDispatch())
                            display.sleep();
                       }
                      return ds.dateString;

                      }

                  });
                acceptor.accept(pickColor);     
      }
}