case-study/jdt-before/ui refactoring/org/eclipse/jdt/internal/ui/refactoring/reorg/CreateTargetQueries.java

   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2009 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Eclipse Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/epl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package org.eclipse.jdt.internal.ui.refactoring.reorg;
  12
  13 import org.eclipse.swt.widgets.Shell;
  14
  15 import org.eclipse.core.runtime.Assert;
  16
  17 import org.eclipse.jface.layout.PixelConverter;
  18 import org.eclipse.jface.resource.JFaceResources;
  19 import org.eclipse.jface.viewers.StructuredSelection;
  20 import org.eclipse.jface.wizard.IWizardPage;
  21 import org.eclipse.jface.wizard.Wizard;
  22 import org.eclipse.jface.wizard.WizardDialog;
  23
  24 import org.eclipse.ui.IWorkbenchWizard;
  25
  26 import org.eclipse.jdt.internal.corext.refactoring.reorg.ICreateTargetQueries;
  27 import org.eclipse.jdt.internal.corext.refactoring.reorg.ICreateTargetQuery;
  28
  29 import org.eclipse.jdt.ui.wizards.NewPackageWizardPage;
  30
  31 import org.eclipse.jdt.internal.ui.JavaPlugin;
  32 import org.eclipse.jdt.internal.ui.wizards.NewPackageCreationWizard;
  33
  34
  35 public class CreateTargetQueries implements ICreateTargetQueries {
  36
  37         private final Wizard fWizard;
  38         private final Shell fShell;
  39
  40         public CreateTargetQueries(Wizard wizard) {
  41                 fWizard= wizard;
  42                 fShell= null;
  43         }
  44
  45         public CreateTargetQueries(Shell shell) {
  46                 fShell = shell;
  47                 fWizard= null;
  48         }
  49
  50         private Shell getShell() {
  51                 Assert.isTrue(fWizard == null || fShell == null);
  52                 if (fWizard != null)
  53                         return fWizard.getContainer().getShell();
  54                 else if (fShell != null)
  55                         return fShell;
  56                 else
  57                         return JavaPlugin.getActiveWorkbenchShell();
  58         }
  59
  60         public ICreateTargetQuery createNewPackageQuery() {
  61                 return new ICreateTargetQuery() {
  62                         public Object getCreatedTarget(Object selection) {
  63                                 IWorkbenchWizard packageCreationWizard= new NewPackageCreationWizard();
  64
  65                                 IWizardPage[] pages= openNewElementWizard(packageCreationWizard, getShell(), selection);
  66
  67                                 NewPackageWizardPage page= (NewPackageWizardPage) pages[0];
  68                                 return page.getNewPackageFragment();
  69                         }
  70
  71                         public String getNewButtonLabel() {
  72                                 return ReorgMessages.ReorgMoveWizard_newPackage;
  73                         }
  74                 };
  75         }
  76
  77         private IWizardPage[] openNewElementWizard(IWorkbenchWizard wizard, Shell shell, Object selection) {
  78                 wizard.init(JavaPlugin.getDefault().getWorkbench(), new StructuredSelection(selection));
  79
  80                 WizardDialog dialog= new WizardDialog(shell, wizard);
  81                 PixelConverter converter= new PixelConverter(JFaceResources.getDialogFont());
  82                 dialog.setMinimumPageSize(converter.convertWidthInCharsToPixels(70), converter.convertHeightInCharsToPixels(20));
  83                 dialog.create();
  84                 dialog.open();
  85                 IWizardPage[] pages= wizard.getPages();
  86                 return pages;
  87         }
  88 }