eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/io/wizard/AbstractImportWizard.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2007 EDIT
   4 * European Distributed Institute of Taxonomy
   5 * http://www.e-taxonomy.eu
   6 *
   7 * The contents of this file are subject to the Mozilla Public License Version 1.1
   8 * See LICENSE.TXT at the top of this package for the full license terms.
   9 */
  10
  11 package eu.etaxonomy.taxeditor.io.wizard;
  12
  13 import org.eclipse.jface.dialogs.MessageDialog;
  14 import org.eclipse.jface.viewers.IStructuredSelection;
  15 import org.eclipse.jface.wizard.IWizardContainer;
  16 import org.eclipse.jface.wizard.Wizard;
  17 import org.eclipse.swt.SWT;
  18 import org.eclipse.ui.IEditorPart;
  19 import org.eclipse.ui.IEditorReference;
  20 import org.eclipse.ui.IImportWizard;
  21 import org.eclipse.ui.IWorkbench;
  22 import org.eclipse.ui.IWorkbenchPage;
  23
  24 import eu.etaxonomy.cdm.io.common.IImportConfigurator;
  25 import eu.etaxonomy.cdm.io.common.IIoConfigurator;
  26
  27 /**
  28  * <p>Abstract AbstractImportWizard class.</p>
  29  *
  30  * @author n.hoffmann
  31  * @created 24.06.2009
  32  * @version 1.0
  33  */
  34 public abstract class AbstractImportWizard<CONFIG extends IIoConfigurator> extends Wizard implements IImportWizard {
  35
  36         protected final String CONFIGURATION_PAGE = "CONFIGURATION_PAGE";
  37
  38         private GenericConfiguratorWizardPage pageConfiguration;
  39         private NomenclaturalCodeWizardPage pageNomenclaturalCode;
  40
  41         private IWorkbench workbench;
  42
  43         private IStructuredSelection selection;
  44
  45
  46         /* (non-Javadoc)
  47          * @see org.eclipse.jface.wizard.Wizard#addPages()
  48          */
  49         /** {@inheritDoc} */
  50         @Override
  51         public void addPages() {
  52                 super.addPages();
  53
  54                 pageConfiguration = GenericConfiguratorWizardPage.Import(CONFIGURATION_PAGE, getConfigurator());
  55                 this.addPage(pageConfiguration);
  56
  57                 pageNomenclaturalCode = new NomenclaturalCodeWizardPage((IImportConfigurator)getConfigurator());
  58                 this.addPage(pageNomenclaturalCode);
  59
  60
  61         }
  62
  63         /* (non-Javadoc)
  64          * @see org.eclipse.jface.wizard.Wizard#setContainer(org.eclipse.jface.wizard.IWizardContainer)
  65          */
  66         @Override
  67         public void setContainer(IWizardContainer wizardContainer) {
  68                 if(existUnsavedEditors()){
  69                     MessageDialog.open(MessageDialog.WARNING, getShell(), "Unsaved editors", "Please save all open editors before executing " +
  70                             "an import operation. The import operation will be cancelled", SWT.NONE);
  71                 }
  72                 else{
  73                     super.setContainer(wizardContainer);
  74                 }
  75         }
  76
  77         /* (non-Javadoc)
  78          * @see org.eclipse.ui.IWorkbenchWizard#init(org.eclipse.ui.IWorkbench, org.eclipse.jface.viewers.IStructuredSelection)
  79          */
  80         @Override
  81         public void init(IWorkbench workbench, IStructuredSelection selection) {
  82                 this.setWorkbench(workbench);
  83                 this.setSelection(selection);
  84         }
  85
  86         protected boolean existUnsavedEditors(){
  87                 IWorkbenchPage activePage = getWorkbench().getActiveWorkbenchWindow().getActivePage();
  88                 if(activePage != null){
  89                         for (IEditorReference reference : activePage.getEditorReferences()) {
  90                                 IEditorPart editor = reference.getEditor(false);
  91                                 if(editor.isDirty()){
  92                                         return true;
  93                                 }
  94                         }
  95                 }
  96                 return false;
  97         }
  98
  99         /* (non-Javadoc)
 100          * @see org.eclipse.jface.wizard.Wizard#canFinish()
 101          */
 102         @Override
 103         public boolean canFinish() {
 104             return !existUnsavedEditors();
 105         }
 106
 107         /**
 108          * <p>getConfigurator</p>
 109          *
 110          * @return a CONFIG object.
 111          */
 112         public abstract CONFIG getConfigurator();
 113
 114         /**
 115          * @param selection the selection to set
 116          */
 117         public void setSelection(IStructuredSelection selection) {
 118                 this.selection = selection;
 119         }
 120
 121         /**
 122          * @return the selection
 123          */
 124         public IStructuredSelection getSelection() {
 125                 return selection;
 126         }
 127
 128         /**
 129          * @param workbench the workbench to set
 130          */
 131         public void setWorkbench(IWorkbench workbench) {
 132                 this.workbench = workbench;
 133         }
 134
 135         /**
 136          * @return the workbench
 137          */
 138         public IWorkbench getWorkbench() {
 139                 return workbench;
 140         }
 141 }