Package at.bestsolution.efxclipse.tooling.fxml.wizards

Source Code of at.bestsolution.efxclipse.tooling.fxml.wizards.NewFXMLWizard

/*******************************************************************************
* Copyright (c) 2012 BestSolution.at and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
*     Tom Schindl<tom.schindl@bestsolution.at> - initial API and implementation
*******************************************************************************/
package at.bestsolution.efxclipse.tooling.fxml.wizards;

import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.dialogs.DialogSettings;
import org.eclipse.jface.dialogs.IDialogSettings;

import at.bestsolution.efxclipse.tooling.fxml.wizards.template.FXMLElement;
import at.bestsolution.efxclipse.tooling.fxml.wizards.template.FXMLTemplate;
import at.bestsolution.efxclipse.tooling.ui.wizards.AbstractNewJDTElementWizard;
import at.bestsolution.efxclipse.tooling.ui.wizards.template.IGenerator;

public class NewFXMLWizard extends AbstractNewJDTElementWizard<FXMLElement> {
  private static final String SETTINGS_FILE = "new-fxml-settings.xml";
  public static final String KEY_LAST_SELECTIONS = "KEY_LAST_SELECTIONS";
 
  private static final int MAX_HISTORY_SIZE = 20;
 
  public NewFXMLWizard() {
    if( getDialogSettings() == null ) {
      DialogSettings settings = new DialogSettings("new-fxml");
      try {
        settings.load(SETTINGS_FILE);
      } catch (IOException e) {
      }
      setDialogSettings(settings);
    }
  }
 
  @Override
  protected IGenerator<FXMLElement> getGenerator() {
    return new FXMLTemplate();
  }
 
  @Override
  public void addPages() {
    addPage(new FXMLWizardPage(root,fragment,ResourcesPlugin.getWorkspace().getRoot()));
  }
 
  @Override
  public boolean performFinish() {
    boolean finish = super.performFinish();
   
    if( finish && getDialogSettings() != null ) {
      IFile propFile = getPropertiesFile();
      if( ! propFile.exists() ) {
        InputStream in = getClass().getClassLoader().getResourceAsStream("tpl_fxml-preview.properties");
        if( in != null ) {
          try {
            propFile.create(in, true, null);
          } catch (CoreException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
          }
          try {
            in.close();
          } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
          }
        }
      }
     
      IDialogSettings settings = getDialogSettings();
      String typeName = getDomainClass().getRootElement().getFullyQualifiedName();
     
      String[] elements = settings.getArray(KEY_LAST_SELECTIONS);
     
      if( elements == null ) {
        settings.put(KEY_LAST_SELECTIONS, new String[]{ typeName });
      } else {
        List<String> ar = new ArrayList<String>(Arrays.asList(elements));
        ar.remove(typeName);
        ar.add(0, typeName);
       
        // If the list gets too long we'll remove the last entry
        if( ar.size() > MAX_HISTORY_SIZE ) {
          while( ar.size() > MAX_HISTORY_SIZE ) {
            ar.remove(MAX_HISTORY_SIZE);
          }
        }
       
        settings.put(KEY_LAST_SELECTIONS, ar.toArray(new String[0]));
      }
     
      try {
        settings.save(SETTINGS_FILE);
      } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
      }
    }
   
    return finish;
  }

  @Override
  protected IFile createFile() {
    if (fragment != null) {
      String fxgraph = getDomainClass().getName() + ".fxml";
      IFolder p = (IFolder) fragment.getResource();
      IResource resource = p.getFile(fxgraph);
      return (IFile) resource;
    } else {
      String fxgraph = getDomainClass().getName() + ".fxml";
      IFolder p = (IFolder) getDomainClass().getFragmentRoot().getResource();
      return p.getFile(fxgraph);
    }
  }
 
  private IFile getPropertiesFile() {
    IProject p = (IProject) getDomainClass().getFragmentRoot().getJavaProject().getResource();
    return p.getFile("fxml-preview.properties");
  }
}
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