service/simulator/java/eclipse-plugin/ServiceProviderPlugin/src/oic/simulator/serviceprovider/view/dialogs/SimpleResourceAddAttributePage.java

   1 /*
   2  * Copyright 2015 Samsung Electronics All Rights Reserved.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package oic.simulator.serviceprovider.view.dialogs;
  18
  19 import org.eclipse.jface.viewers.ISelectionChangedListener;
  20 import org.eclipse.jface.viewers.IStructuredSelection;
  21 import org.eclipse.jface.viewers.ITreeContentProvider;
  22 import org.eclipse.jface.viewers.SelectionChangedEvent;
  23 import org.eclipse.jface.viewers.StyledCellLabelProvider;
  24 import org.eclipse.jface.viewers.TableViewer;
  25 import org.eclipse.jface.viewers.TableViewerColumn;
  26 import org.eclipse.jface.viewers.Viewer;
  27 import org.eclipse.jface.viewers.ViewerCell;
  28 import org.eclipse.jface.window.Window;
  29 import org.eclipse.jface.wizard.WizardPage;
  30 import org.eclipse.swt.SWT;
  31 import org.eclipse.swt.events.SelectionAdapter;
  32 import org.eclipse.swt.events.SelectionEvent;
  33 import org.eclipse.swt.layout.GridData;
  34 import org.eclipse.swt.layout.GridLayout;
  35 import org.eclipse.swt.widgets.Button;
  36 import org.eclipse.swt.widgets.Composite;
  37 import org.eclipse.swt.widgets.Display;
  38 import org.eclipse.swt.widgets.Label;
  39 import org.eclipse.swt.widgets.Table;
  40
  41 import java.util.ArrayList;
  42 import java.util.HashSet;
  43 import java.util.Iterator;
  44 import java.util.List;
  45 import java.util.Set;
  46
  47 import oic.simulator.serviceprovider.model.AttributeHelper;
  48 import oic.simulator.serviceprovider.model.AttributeHelper.ValidValuesType;
  49 import oic.simulator.serviceprovider.utils.Constants;
  50 import oic.simulator.serviceprovider.utils.Utility;
  51
  52 public class SimpleResourceAddAttributePage extends WizardPage {
  53
  54     private TableViewer          attTblViewer;
  55     private Button               addBtn;
  56     private Button               remBtn;
  57     private Button               editBtn;
  58
  59     private final String[]       attTblHeaders  = { "Name", "Type", "Range",
  60             "Allowed Values", "Default Value"  };
  61     private final Integer[]      attTblColWidth = { 90, 75, 75, 150, 75 };
  62
  63     private Set<AttributeHelper> attributes;
  64
  65     protected SimpleResourceAddAttributePage() {
  66         super("Add Attributes");
  67         attributes = new HashSet<AttributeHelper>();
  68     }
  69
  70     @Override
  71     public void createControl(Composite parent) {
  72         setPageComplete(false);
  73         setTitle(Constants.SIMPLE_RESOURCE_ADD_ATTRIBUTE_PAGE_TITLE);
  74         setMessage(Constants.SIMPLE_RESOURCE_ADD_ATTRIBUTE_PAGE_MESSAGE);
  75         Composite compContent = new Composite(parent, SWT.NONE);
  76         GridLayout gridLayout = new GridLayout(2, false);
  77         compContent.setLayout(gridLayout);
  78         GridData gd = new GridData(SWT.FILL, SWT.FILL, true, true);
  79         compContent.setLayoutData(gd);
  80
  81         Label lbl = new Label(compContent, SWT.NULL);
  82         lbl.setText("Attributes:");
  83         gd = new GridData();
  84         gd.horizontalSpan = 2;
  85         lbl.setLayoutData(gd);
  86
  87         setupAttributeTable(compContent);
  88
  89         setupAttributeControls(compContent);
  90
  91         setUiListeners(compContent);
  92
  93         setControl(compContent);
  94     }
  95
  96     private void setupAttributeTable(Composite attComp) {
  97         attTblViewer = new TableViewer(attComp, SWT.MULTI | SWT.H_SCROLL
  98                 | SWT.V_SCROLL | SWT.FULL_SELECTION | SWT.BORDER);
  99
 100         createAttributeColumns(attTblViewer);
 101
 102         // Make lines and header visible
 103         Table table = attTblViewer.getTable();
 104         table.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 105         table.setHeaderVisible(true);
 106         table.setLinesVisible(true);
 107
 108         attTblViewer.setContentProvider(new AttributeContentProvider());
 109     }
 110
 111     public void createAttributeColumns(TableViewer tableViewer) {
 112
 113         TableViewerColumn attName = new TableViewerColumn(tableViewer, SWT.NONE);
 114         attName.getColumn().setWidth(attTblColWidth[0]);
 115         attName.getColumn().setText(attTblHeaders[0]);
 116         attName.setLabelProvider(new StyledCellLabelProvider() {
 117             @Override
 118             public void update(ViewerCell cell) {
 119                 Object e = cell.getElement();
 120                 if (null == e) {
 121                     return;
 122                 }
 123                 AttributeHelper att = (AttributeHelper) e;
 124                 cell.setText(att.getAttributeName());
 125
 126             }
 127         });
 128
 129         TableViewerColumn attType = new TableViewerColumn(tableViewer, SWT.NONE);
 130         attType.getColumn().setWidth(attTblColWidth[1]);
 131         attType.getColumn().setText(attTblHeaders[1]);
 132         attType.setLabelProvider(new StyledCellLabelProvider() {
 133             @Override
 134             public void update(ViewerCell cell) {
 135                 Object e = cell.getElement();
 136                 if (null == e) {
 137                     return;
 138                 }
 139                 AttributeHelper att = (AttributeHelper) e;
 140                 cell.setText(att.getAttributeType());
 141             }
 142         });
 143
 144         TableViewerColumn attRange = new TableViewerColumn(tableViewer,
 145                 SWT.NONE);
 146         attRange.getColumn().setWidth(attTblColWidth[2]);
 147         attRange.getColumn().setText(attTblHeaders[2]);
 148         attRange.setLabelProvider(new StyledCellLabelProvider() {
 149             @Override
 150             public void update(ViewerCell cell) {
 151                 Object e = cell.getElement();
 152                 if (null == e) {
 153                     return;
 154                 }
 155                 AttributeHelper att = (AttributeHelper) e;
 156                 if (att.getValidValuesType() != ValidValuesType.RANGE) {
 157                     cell.setText("Nil");
 158                 } else {
 159                     String min = att.getMin();
 160                     String max = att.getMax();
 161                     if (null != min && null != max) {
 162                         cell.setText("[" + att.getMin() + " to " + att.getMax()
 163                                 + "]");
 164                     } else {
 165                         cell.setText("Nil");
 166                     }
 167                 }
 168             }
 169         });
 170
 171         TableViewerColumn attAllwdValues = new TableViewerColumn(tableViewer,
 172                 SWT.NONE);
 173         attAllwdValues.getColumn().setWidth(attTblColWidth[3]);
 174         attAllwdValues.getColumn().setText(attTblHeaders[3]);
 175         attAllwdValues.setLabelProvider(new StyledCellLabelProvider() {
 176             @Override
 177             public void update(ViewerCell cell) {
 178                 Object e = cell.getElement();
 179                 if (null == e) {
 180                     return;
 181                 }
 182                 AttributeHelper att = (AttributeHelper) e;
 183                 if (att.getValidValuesType() != ValidValuesType.VALUESET) {
 184                     cell.setText("Nil");
 185                 } else {
 186                     cell.setText(att.getAllowedValues().toString());
 187                 }
 188             }
 189         });
 190
 191         TableViewerColumn attDflValue = new TableViewerColumn(tableViewer,
 192                 SWT.NONE);
 193         attDflValue.getColumn().setWidth(attTblColWidth[4]);
 194         attDflValue.getColumn().setText(attTblHeaders[4]);
 195         attDflValue.setLabelProvider(new StyledCellLabelProvider() {
 196             @Override
 197             public void update(ViewerCell cell) {
 198                 Object e = cell.getElement();
 199                 if (null == e) {
 200                     return;
 201                 }
 202                 AttributeHelper att = (AttributeHelper) e;
 203                 cell.setText(att.getAttributeDflValue());
 204             }
 205         });
 206     }
 207
 208     private void setupAttributeControls(Composite compContent) {
 209
 210         Composite innerComp = new Composite(compContent, SWT.NULL);
 211         innerComp.setLayout(new GridLayout());
 212         GridData gd = new GridData();
 213         gd.verticalAlignment = SWT.TOP;
 214         innerComp.setLayoutData(gd);
 215
 216         addBtn = new Button(innerComp, SWT.PUSH);
 217         addBtn.setText("Add");
 218         gd = new GridData();
 219         gd.widthHint = 70;
 220         addBtn.setLayoutData(gd);
 221
 222         editBtn = new Button(innerComp, SWT.PUSH);
 223         editBtn.setText("Edit");
 224         editBtn.setEnabled(false);
 225         gd = new GridData();
 226         gd.widthHint = 70;
 227         editBtn.setLayoutData(gd);
 228
 229         remBtn = new Button(innerComp, SWT.PUSH);
 230         remBtn.setText("Remove");
 231         remBtn.setEnabled(false);
 232         gd = new GridData();
 233         gd.widthHint = 70;
 234         remBtn.setLayoutData(gd);
 235     }
 236
 237     private void setUiListeners(Composite compContent) {
 238         addBtn.addSelectionListener(new SelectionAdapter() {
 239             @Override
 240             public void widgetSelected(SelectionEvent e) {
 241                 Set<String> rTypes = Utility.getAttributeTypes();
 242                 AddAttributeDialog dialog = new AddAttributeDialog(Display
 243                         .getDefault().getActiveShell(), null, rTypes,
 244                         attributes);
 245                 if (dialog.open() == Window.OK) {
 246                     AttributeHelper att = dialog.getAttHelper();
 247                     attributes.add(att);
 248                     remBtn.setEnabled(true);
 249                     AttributeContentProvider provider = (AttributeContentProvider) attTblViewer
 250                             .getContentProvider();
 251                     provider.addAttribute(att);
 252                     attTblViewer.add(att);
 253                     attTblViewer.getTable().deselectAll();
 254                     attTblViewer.getTable().select(
 255                             attTblViewer.getTable().getItemCount() - 1);
 256                     editBtn.setEnabled(true);
 257                 }
 258             }
 259         });
 260
 261         editBtn.addSelectionListener(new SelectionAdapter() {
 262             @Override
 263             public void widgetSelected(SelectionEvent e) {
 264                 IStructuredSelection selection = (IStructuredSelection) attTblViewer
 265                         .getSelection();
 266                 if (null == selection) {
 267                     editBtn.setEnabled(false);
 268                     return;
 269                 }
 270                 AttributeHelper att = (AttributeHelper) selection
 271                         .getFirstElement();
 272                 if (null == att) {
 273                     editBtn.setEnabled(false);
 274                     return;
 275                 }
 276                 // Opening the dialog for edit operation.
 277                 // Passing the attribute to populate UI controls with data.
 278                 Set<String> rTypes = Utility.getAttributeTypes();
 279                 AddAttributeDialog dialog = new AddAttributeDialog(Display
 280                         .getDefault().getActiveShell(), att, rTypes, attributes);
 281                 if (dialog.open() != Window.OK) {
 282                     AttributeHelper newAtt = dialog.getAttClone();
 283                     if (null != newAtt) {
 284                         att.setAttributeName(newAtt.getAttributeName());
 285                         att.setAttributeType(newAtt.getAttributeType());
 286                         att.setAttributeDflValue(newAtt.getAttributeDflValue());
 287                         att.setValidValuesType(newAtt.getValidValuesType());
 288                         att.setMin(newAtt.getMin());
 289                         att.setMax(newAtt.getMax());
 290                         att.setAllowedValues(newAtt.getAllowedValues());
 291                     }
 292                 }
 293                 attTblViewer.update(att, null);
 294             }
 295         });
 296
 297         remBtn.addSelectionListener(new SelectionAdapter() {
 298             @Override
 299             public void widgetSelected(SelectionEvent e) {
 300                 IStructuredSelection selection = (IStructuredSelection) attTblViewer
 301                         .getSelection();
 302                 if (null != selection) {
 303                     Iterator<?> itr = selection.iterator();
 304                     while (itr.hasNext()) {
 305                         AttributeHelper att = (AttributeHelper) itr.next();
 306                         attTblViewer.remove(att);
 307                         attributes.remove(att);
 308                         AttributeContentProvider provider = (AttributeContentProvider) attTblViewer
 309                                 .getContentProvider();
 310                         provider.removeAttribute(att);
 311                     }
 312                     if (attributes.size() < 1) {
 313                         remBtn.setEnabled(false);
 314                     }
 315                     editBtn.setEnabled(false);
 316                 }
 317             }
 318         });
 319
 320         attTblViewer
 321                 .addSelectionChangedListener(new ISelectionChangedListener() {
 322
 323                     @Override
 324                     public void selectionChanged(SelectionChangedEvent event) {
 325                         remBtn.setEnabled(true);
 326                         IStructuredSelection selection = (IStructuredSelection) event
 327                                 .getSelection();
 328                         if (null == selection) {
 329                             return;
 330                         }
 331                         if (selection.size() > 1) {
 332                             editBtn.setEnabled(false);
 333                         } else {
 334                             editBtn.setEnabled(true);
 335                         }
 336                     }
 337                 });
 338     }
 339
 340     private static class AttributeContentProvider implements
 341             ITreeContentProvider {
 342
 343         List<AttributeHelper> attList = new ArrayList<AttributeHelper>();
 344
 345         @SuppressWarnings("unchecked")
 346         @Override
 347         public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
 348             attList = (List<AttributeHelper>) newInput;
 349         }
 350
 351         @Override
 352         public Object[] getChildren(Object element) {
 353             return new Object[0];
 354         }
 355
 356         @Override
 357         public Object[] getElements(Object input) {
 358             return attList.toArray();
 359         }
 360
 361         @Override
 362         public Object getParent(Object element) {
 363             return null;
 364         }
 365
 366         @Override
 367         public boolean hasChildren(Object element) {
 368             return false;
 369         }
 370
 371         @Override
 372         public void dispose() {
 373         }
 374
 375         public synchronized void addAttribute(AttributeHelper newElement) {
 376             attList.add(newElement);
 377         }
 378
 379         public synchronized void removeAttribute(AttributeHelper element) {
 380             attList.remove(element);
 381         }
 382     }
 383
 384     @Override
 385     public boolean canFlipToNextPage() {
 386         return false;
 387     }
 388
 389     public Set<AttributeHelper> getAttributes() {
 390         return attributes;
 391     }
 392 }