eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/group/grantedauthority/CRUDOperationChooser.java

   1 /**
   2 * Copyright (C) 2007 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9 package eu.etaxonomy.taxeditor.ui.group.grantedauthority;
  10
  11 import org.eclipse.swt.SWT;
  12 import org.eclipse.swt.events.MouseAdapter;
  13 import org.eclipse.swt.events.MouseEvent;
  14 import org.eclipse.swt.events.MouseTrackAdapter;
  15 import org.eclipse.swt.layout.RowLayout;
  16 import org.eclipse.swt.widgets.Button;
  17 import org.eclipse.swt.widgets.Composite;
  18 import org.eclipse.swt.widgets.Display;
  19
  20 import eu.etaxonomy.cdm.model.common.GrantedAuthorityImpl;
  21 import eu.etaxonomy.cdm.persistence.hibernate.permission.CRUD;
  22 import eu.etaxonomy.cdm.persistence.hibernate.permission.CdmAuthority;
  23 import eu.etaxonomy.cdm.persistence.hibernate.permission.Operation;
  24
  25
  26 /**
  27  * Widget for editing {@link Operation} objects, consisting of 4 checkboxes for CREATE, UPDATE, READ, DELETE operations.
  28  *
  29  * @author cmathew
  30  * @created Mar 28, 2013
  31  *
  32  */
  33 public class CRUDOperationChooser extends Composite {
  34
  35         private Button createCheckButton;
  36         private Button readCheckButton;
  37         private Button deleteCheckButton;
  38         private Button updateCheckButton;
  39
  40         private CdmAuthorityRow caRow;
  41         private GrantedAuthorityImpl grantedAuthorityI;
  42         private CdmAuthority cdmAuthority;
  43         private CdmAuthorityCompositeViewer viewer;
  44
  45         /**
  46          * Create the composite.
  47          * @param parent
  48          * @param style
  49          */
  50         public CRUDOperationChooser(final CdmAuthorityRow parent, int style) {
  51                 super(parent, style);
  52                 setBackground(Display.getCurrent().getSystemColor(SWT.COLOR_WHITE));
  53                 RowLayout rowLayout = new RowLayout(SWT.HORIZONTAL);
  54                 rowLayout.justify = true;
  55                 setLayout(rowLayout);
  56
  57
  58                 this.caRow = parent;
  59                 createCheckButton = new Button(this, SWT.CHECK);
  60                 createCheckButton.setForeground(Display.getCurrent().getSystemColor(SWT.COLOR_WIDGET_DARK_SHADOW));
  61                 createCheckButton.addMouseListener(new MouseAdapter() {
  62                         @Override
  63                         public void mouseUp(MouseEvent arg0) {
  64                                 if(cdmAuthority.getOperation() != null) {
  65                                         if(createCheckButton.getSelection()) {
  66                                                 cdmAuthority.getOperation().add(CRUD.CREATE);
  67                                         } else {
  68                                                 cdmAuthority.getOperation().remove(CRUD.CREATE);
  69                                         }
  70                                         if(viewer != null) {
  71                                                 grantedAuthorityI = viewer.updateGrantedAuthority(grantedAuthorityI, cdmAuthority);
  72                                                 parent.setDirty(true);
  73                                         }
  74
  75                                 }
  76                         }
  77                 });
  78                 createCheckButton.setText("C");
  79
  80                 readCheckButton = new Button(this, SWT.CHECK);
  81                 readCheckButton.setEnabled(false);
  82                 readCheckButton.addMouseTrackListener(new MouseTrackAdapter() {
  83                         @Override
  84                         public void mouseHover(MouseEvent arg0) {
  85                         }
  86                 });
  87                 readCheckButton.addMouseListener(new MouseAdapter() {
  88                         @Override
  89                         public void mouseUp(MouseEvent arg0) {
  90                                 if(cdmAuthority.getOperation() != null) {
  91                                         if(readCheckButton.getSelection()) {
  92                                                 cdmAuthority.getOperation().add(CRUD.READ);
  93                                         } else {
  94                                                 cdmAuthority.getOperation().remove(CRUD.READ);
  95                                         }
  96                                         if(viewer != null) {
  97                                                 grantedAuthorityI = viewer.updateGrantedAuthority(grantedAuthorityI, cdmAuthority);
  98                                                 parent.setDirty(true);
  99                                         }
 100
 101                                 }
 102
 103                         }
 104                 });
 105                 readCheckButton.setText("R");
 106
 107                 deleteCheckButton = new Button(this, SWT.CHECK);
 108                 deleteCheckButton.addMouseListener(new MouseAdapter() {
 109                         @Override
 110                         public void mouseUp(MouseEvent arg0) {
 111                                 if(cdmAuthority.getOperation() != null) {
 112                                         if(deleteCheckButton.getSelection()) {
 113                                                 cdmAuthority.getOperation().add(CRUD.DELETE);
 114                                         } else {
 115                                                 cdmAuthority.getOperation().remove(CRUD.DELETE);
 116                                         }
 117                                         if(viewer != null) {
 118                                                 grantedAuthorityI = viewer.updateGrantedAuthority(grantedAuthorityI, cdmAuthority);
 119                                                 parent.setDirty(true);
 120                                         }
 121
 122                                 }
 123                         }
 124                 });
 125                 deleteCheckButton.setText("D");
 126
 127                 updateCheckButton = new Button(this, SWT.CHECK);
 128                 updateCheckButton.addMouseListener(new MouseAdapter() {
 129                         @Override
 130                         public void mouseUp(MouseEvent arg0) {
 131                                 if(cdmAuthority.getOperation() != null) {
 132                                         if(updateCheckButton.getSelection()) {
 133                                                 cdmAuthority.getOperation().add(CRUD.UPDATE);
 134                                         } else {
 135                                                 cdmAuthority.getOperation().remove(CRUD.UPDATE);
 136                                         }
 137                                         if(viewer != null) {
 138                                                 grantedAuthorityI = viewer.updateGrantedAuthority(grantedAuthorityI, cdmAuthority);
 139                                                 parent.setDirty(true);
 140                                         }
 141
 142                                 }
 143                         }
 144                 });
 145                 updateCheckButton.setText("U");
 146                 updateView();
 147         }
 148
 149
 150         @Override
 151         protected void checkSubclass() {
 152                 // Disable the check that prevents subclassing of SWT components
 153         }
 154
 155         /**
 156          * Set viewer, CDM Authority and corresponding GrantedAuthorityImpl object
 157          *
 158          * @param viewer
 159          * @param grantedAuthorityI
 160          * @param cdmAuthority
 161          */
 162         public void setAuthority(CdmAuthorityCompositeViewer viewer,
 163                         GrantedAuthorityImpl grantedAuthorityI,
 164                         CdmAuthority cdmAuthority) {
 165                 this.grantedAuthorityI = grantedAuthorityI;
 166                 this.cdmAuthority = cdmAuthority;
 167                 this.viewer = viewer;
 168                 updateView();
 169         }
 170
 171
 172
 173         /**
 174          * Update widget state.
 175          */
 176         private void updateView() {
 177                 createCheckButton.setSelection(false);
 178                 readCheckButton.setSelection(true);
 179                 deleteCheckButton.setSelection(false);
 180                 updateCheckButton.setSelection(false);
 181
 182
 183                 if(cdmAuthority!= null && cdmAuthority.getOperation() != null) {
 184                         if(cdmAuthority.getOperation().contains(CRUD.CREATE)) {
 185                                 createCheckButton.setSelection(true);
 186                         }
 187                         if(cdmAuthority.getOperation().contains(CRUD.READ)) {
 188                                 readCheckButton.setSelection(true);
 189                         }
 190                         if(cdmAuthority.getOperation().contains(CRUD.DELETE)) {
 191                                 deleteCheckButton.setSelection(true);
 192                         }
 193                         if(cdmAuthority.getOperation().contains(CRUD.UPDATE)) {
 194                                 updateCheckButton.setSelection(true);
 195                         }
 196
 197                 }
 198         }
 199
 200 }