/**
* Creates page 1 of the multi-page editor, which contains a form.
*/
private void createPage1() {
try {
EvolveParameters parameters = null;
IDocumentProvider provider = editor.getDocumentProvider();
if (provider instanceof ParameterFileDocumentProvider) {
ParameterFileDocumentProvider pfdp = (ParameterFileDocumentProvider) provider;
parameterTree = pfdp.getParameterTree();
parameters = parameterTree.getParameters();