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   1 package com.quantum.properties;
   2
   3 import java.sql.SQLException;
   4
   5 import com.quantum.Messages;
   6 import com.quantum.QuantumPlugin;
   7 import com.quantum.model.Bookmark;
   8 import com.quantum.model.DataType;
   9 import com.quantum.model.NotConnectedException;
  10 import com.quantum.view.bookmark.TreeNode;
  11
  12 import org.eclipse.jface.viewers.ILabelProviderListener;
  13 import org.eclipse.jface.viewers.IStructuredContentProvider;
  14 import org.eclipse.jface.viewers.ITableLabelProvider;
  15 import org.eclipse.jface.viewers.TableViewer;
  16 import org.eclipse.jface.viewers.Viewer;
  17 import org.eclipse.swt.SWT;
  18 import org.eclipse.swt.graphics.Image;
  19 import org.eclipse.swt.layout.GridData;
  20 import org.eclipse.swt.layout.GridLayout;
  21 import org.eclipse.swt.widgets.Composite;
  22 import org.eclipse.swt.widgets.Control;
  23 import org.eclipse.swt.widgets.Label;
  24 import org.eclipse.swt.widgets.Table;
  25 import org.eclipse.swt.widgets.TableColumn;
  26 import org.eclipse.ui.dialogs.PropertyPage;
  27
  28 public class DatabaseInformationPropertyPage extends PropertyPage {
  29
  30         public DatabaseInformationPropertyPage() {
  31                 super();
  32         }
  33
  34     protected Control createContents(Composite parent) {
  35
  36         Composite composite = new Composite(parent, SWT.NONE);
  37         GridLayout layout = new GridLayout();
  38         layout.numColumns = 2;
  39         composite.setLayout(layout);
  40         GridData data = new GridData(GridData.FILL_BOTH);
  41         composite.setLayoutData(data);
  42         Bookmark bookmark =
  43             ((TreeNode) getElement()).getBookmark();
  44
  45                 createDatabaseNameArea(composite, bookmark);
  46         createTypesArea(composite, bookmark);
  47
  48         return composite;
  49         }
  50
  51         /**
  52          * @param composite
  53          * @param bookmark
  54          */
  55         private void createTypesArea(Composite composite, Bookmark bookmark) {
  56                 if (bookmark.isConnected()) {
  57                 try {
  58                         DataType[] dataTypes = bookmark.getDatabase().getTypes();
  59                         Label label = new Label(composite, SWT.NONE);
  60                         label.setText(Messages.getString(getClass(), "dataTypes"));
  61                         GridData data = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING | GridData.VERTICAL_ALIGN_BEGINNING);
  62                         data.horizontalSpan = 2;
  63                         label.setLayoutData(data);
  64
  65                         Table table = new Table(composite, SWT.SINGLE | SWT.FULL_SELECTION | SWT.BORDER);
  66                 table.setHeaderVisible(true);
  67                 GridData gridData = new GridData(GridData.FILL_BOTH);
  68                 gridData.horizontalSpan = 2;
  69                 gridData.heightHint = 200;
  70                 table.setLayoutData(gridData);
  71                 for (int i = 0, length = 2; i < length; i++) {
  72                     TableColumn column = new TableColumn(table, SWT.NONE);
  73                     column.setText(Messages.getString(getClass(), "column" + i));
  74                 }
  75                         TableViewer viewer = new TableViewer(table);
  76                         viewer.setContentProvider(new IStructuredContentProvider() {
  77                                         public Object[] getElements(Object inputElement) {
  78                                                 if (inputElement instanceof DataType[]) {
  79                                                         return (DataType[]) inputElement;
  80                                                 } else {
  81                                                         return null;
  82                                                 }
  83                                         }
  84                                         public void dispose() {
  85                                         }
  86                                         public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
  87                                         }
  88                         });
  89                         viewer.setLabelProvider(new ITableLabelProvider() {
  90                                         public Image getColumnImage(Object element, int columnIndex) {
  91                                                 return null;
  92                                         }
  93                                         public String getColumnText(Object element, int columnIndex) {
  94                                                 String result = null;
  95                                                 if (element != null && element instanceof DataType) {
  96                                                         DataType dataType = (DataType) element;
  97                                                         switch (columnIndex) {
  98                                                         case 0:
  99                                                                 result = dataType.getDatabaseTypeName();
 100                                                                 break;
 101                                                         case 1:
 102                                                                 result = dataType.getJavaNameType();
 103                                                                 break;
 104                                                         default:
 105                                                                 result = null;
 106                                                         }
 107                                                 }
 108                                                 return result == null ? "" : result;
 109                                         }
 110                                         public void addListener(ILabelProviderListener listener) {
 111                                         }
 112                                         public void dispose() {
 113                                         }
 114                                         public boolean isLabelProperty(Object element, String property) {
 115                                                 return false;
 116                                         }
 117                                         public void removeListener(ILabelProviderListener listener) {
 118                                         }
 119                         });
 120
 121                         viewer.setInput(dataTypes);
 122
 123                 for (int i = 0, length = table.getColumnCount(); i < length; i++) {
 124                     table.getColumn(i).pack();
 125                 }
 126
 127                 } catch (SQLException e) {
 128                         createErrorMessage(composite, e);
 129                 } catch (NotConnectedException e) {
 130                         createErrorMessage(composite, e);
 131                 } catch (RuntimeException e) {
 132                         createErrorMessage(composite, e);
 133                         }
 134         }
 135         }
 136
 137         /**
 138          * @param composite
 139          */
 140         private void createErrorMessage(Composite composite, Exception e) {
 141                 Label icon = new Label(composite, SWT.NONE);
 142                 icon.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING));
 143                 icon.setImage(QuantumPlugin.getImage("warning.gif"));
 144
 145                 Label error = new Label(composite, SWT.NONE);
 146                 error.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING));
 147                 error.setText(Messages.getString(getClass(), "error")
 148                                 + (e.getMessage() == null ? "" : "\n" + e.getMessage()));
 149         }
 150
 151         /**
 152          * @param composite
 153          * @param bookmark
 154          */
 155         private void createDatabaseNameArea(Composite composite, Bookmark bookmark) {
 156                 Label productLabel = new Label(composite, SWT.NONE);
 157                 productLabel.setText(Messages.getString(getClass(), "product"));
 158
 159         Label productDescriptionLabel = new Label(composite, SWT.NONE);
 160
 161         String description = null;
 162         if (bookmark.isConnected()) {
 163                 try {
 164                     description = bookmark.getDatabase().getInformation();
 165                 } catch (NotConnectedException e) {
 166                         createErrorMessage(composite, e);
 167                 } catch (SQLException e) {
 168                         createErrorMessage(composite, e);
 169                 } catch (RuntimeException e) {
 170                         createErrorMessage(composite, e);
 171                 }
 172         }
 173         if (description == null) {
 174             description = Messages.getString(getClass(), "unknown");
 175         }
 176         productDescriptionLabel.setText(description);
 177         }
 178
 179         protected void performDefaults() {
 180         }
 181
 182         public boolean performOk() {
 183                 return true;
 184         }
 185
 186 }