archive/net.sourceforge.phpeclipse.sql/src/net/sourceforge/phpdt/sql/wizards/UpdateRowPage.java

   1 package net.sourceforge.phpdt.sql.wizards;
   2
   3 import org.eclipse.jface.wizard.WizardPage;
   4 import org.eclipse.swt.SWT;
   5 import org.eclipse.swt.events.ModifyEvent;
   6 import org.eclipse.swt.events.ModifyListener;
   7 import org.eclipse.swt.events.SelectionEvent;
   8 import org.eclipse.swt.events.SelectionListener;
   9 import org.eclipse.swt.layout.GridData;
  10 import org.eclipse.swt.layout.GridLayout;
  11 import org.eclipse.swt.widgets.Button;
  12 import org.eclipse.swt.widgets.Composite;
  13 import org.eclipse.swt.widgets.Label;
  14 import org.eclipse.swt.widgets.Text;
  15
  16 import net.sourceforge.phpdt.sql.Messages;
  17 import net.sourceforge.phpdt.sql.adapters.AdapterFactory;
  18 import net.sourceforge.phpdt.sql.adapters.DatabaseAdapter;
  19 import net.sourceforge.phpdt.sql.sql.MultiSQLServer;
  20 import net.sourceforge.phpdt.sql.sql.TableRow;
  21 import net.sourceforge.phpdt.sql.sql.metadata.ObjectMetaData;
  22 import net.sourceforge.phpdt.sql.view.BookmarkView;
  23 import net.sourceforge.phpdt.sql.view.bookmark.BookmarkNode;
  24 import net.sourceforge.phpdt.sql.view.bookmark.TreeNode;
  25 import net.sourceforge.phpdt.sql.view.tableview.TableAdapter;
  26
  27 public class UpdateRowPage extends WizardPage implements SQLPage {
  28         TableRow row;
  29         String[] columnNames;
  30         Text[] oldValues;
  31         Text[] newValues;
  32         Button[] primaryKeys;
  33         Button[] setValues;
  34         Label query;
  35         public UpdateRowPage(String pageName) {
  36                 super(pageName);
  37         }
  38
  39         public void init(TableRow row, TableAdapter adapter) {
  40                 this.row = row;
  41         }
  42
  43         public void createControl(Composite parent) {
  44                 System.out.println("page create control"); //$NON-NLS-1$
  45                 Composite container = new Composite(parent, SWT.NULL);
  46                 GridLayout layout = new GridLayout();
  47                 container.setLayout(layout);
  48                 BookmarkNode bookmark = row.getBookmarkNode();
  49                 TreeNode node = bookmark.find(row.getTable());
  50                 ObjectMetaData metadata = null;
  51                 if (node != null) metadata = node.getMetaData();
  52
  53                 int layoutColumns = 5;
  54                 layout.numColumns = layoutColumns;
  55
  56                 if (row == null) {
  57                         System.out.println("Row is null"); //$NON-NLS-1$
  58                 }
  59                 if (row.getColumnNames() == null) {
  60                         System.out.println("Columns are null"); //$NON-NLS-1$
  61                 }
  62                 if (row.getTableData() == null) {
  63                         System.out.println("Data is null"); //$NON-NLS-1$
  64                 }
  65                 columnNames = row.getColumnNames();
  66                 String[] data = row.getTableData();
  67                 for (int i = 0; i < row.getColumnCount(); i++) {
  68                         System.out.println("data = " + i + "=" + data[i]); //$NON-NLS-1$ //$NON-NLS-2$
  69                         System.out.println("column = " + i + "=" + columnNames[i]); //$NON-NLS-1$ //$NON-NLS-2$
  70                 }
  71                 oldValues = new Text[row.getColumnCount()];
  72                 newValues = new Text[row.getColumnCount()];
  73                 primaryKeys = new Button[row.getColumnCount()];
  74                 setValues = new Button[row.getColumnCount()];
  75                 Label temp = new Label(container, SWT.NULL);
  76                 temp.setText(Messages.getString("UpdateRowPage.ColumnName")); //$NON-NLS-1$
  77                 temp = new Label(container, SWT.NULL);
  78                 temp.setText(Messages.getString("UpdateRowPage.OldValue")); //$NON-NLS-1$
  79                 temp = new Label(container, SWT.NULL);
  80                 temp.setText(""); //$NON-NLS-1$
  81                 temp = new Label(container, SWT.NULL);
  82                 temp.setText(Messages.getString("UpdateRowPage.NewValue")); //$NON-NLS-1$
  83                 temp = new Label(container, SWT.NULL);
  84                 temp.setText(Messages.getString("UpdateRowPage._13")); //$NON-NLS-1$
  85                 for (int i = 0; i < row.getColumnCount(); i++) {
  86                         Label label = new Label(container, SWT.NULL);
  87                         label.setText(columnNames[i]);
  88                         oldValues[i] = new Text(container, SWT.BORDER | SWT.SINGLE);
  89                         oldValues[i].setText(data[i]);
  90                         oldValues[i].addModifyListener(new ModifyListener() {
  91                                 public void modifyText(ModifyEvent e) {
  92                                         updateQuery();
  93                                 }
  94                         });
  95                         primaryKeys[i] = new Button(container, SWT.CHECK);
  96                         primaryKeys[i].setText("Where"); //$NON-NLS-1$
  97                         if (metadata != null && metadata.getPrimaryKeyOrder(columnNames[i]) > 0) primaryKeys[i].setSelection(true);
  98                         primaryKeys[i].addSelectionListener(new SelectionListener() {
  99                                 public void widgetDefaultSelected(SelectionEvent e) {
 100                                 }
 101                                 public void widgetSelected(SelectionEvent e) {
 102                                         updateQuery();
 103                                 }
 104                         });
 105                         newValues[i] = new Text(container, SWT.BORDER | SWT.SINGLE);
 106                         newValues[i].setText(data[i]);
 107                         newValues[i].addModifyListener(new ModifyListener() {
 108                                 public void modifyText(ModifyEvent e) {
 109                                         updateQuery();
 110                                 }
 111                         });
 112                         setValues[i] = new Button(container, SWT.CHECK);
 113                         setValues[i].setText(Messages.getString("UpdateRowPage.SetValue")); //$NON-NLS-1$
 114                         setValues[i].addSelectionListener(new SelectionListener() {
 115                                 public void widgetDefaultSelected(SelectionEvent e) {
 116                                 }
 117                                 public void widgetSelected(SelectionEvent e) {
 118                                         updateQuery();
 119                                 }
 120                         });
 121                 }
 122                 query = new Label(container, SWT.WRAP);
 123                 GridData gridData = new GridData();
 124                 gridData.horizontalSpan = layoutColumns;
 125                 gridData.horizontalAlignment = GridData.FILL;
 126                 gridData.verticalAlignment = GridData.FILL;
 127                 gridData.grabExcessHorizontalSpace = true;
 128                 gridData.grabExcessVerticalSpace = true;
 129                 query.setLayoutData(gridData);
 130
 131                 setControl(container);
 132         updateQuery();
 133
 134                 setPageComplete(true);
 135         }
 136         public void updateQuery() {
 137                 System.out.println("Updating query"); //$NON-NLS-1$
 138                 StringBuffer setClause = new StringBuffer();
 139                 StringBuffer whereClause = new StringBuffer();
 140                 BookmarkNode bookmark = row.getBookmarkNode();
 141                 TreeNode node = bookmark.find(row.getTable());
 142                 ObjectMetaData metadata = null;
 143                 if (node != null) metadata = node.getMetaData();
 144                 DatabaseAdapter adapter = AdapterFactory.getInstance().getAdapter(bookmark.getType());
 145
 146                 int numValuesSet = 0;
 147                 int numValuesWhere = 0;
 148                 for (int i = 0; i < columnNames.length; i++) {
 149                         if (primaryKeys[i].getSelection()) {
 150                                 String value = oldValues[i].getText();
 151                                 if (numValuesWhere > 0) whereClause.append(" AND "); //$NON-NLS-1$
 152                                 whereClause.append("("); //$NON-NLS-1$
 153                                 whereClause.append(columnNames[i]);
 154                                 whereClause.append(" = "); //$NON-NLS-1$
 155                                 if (adapter != null && metadata != null && value != "") //$NON-NLS-1$
 156                                         whereClause.append(adapter.quote(value, metadata.getColumnType(columnNames[i])));
 157                                 else
 158                                         whereClause.append(value);
 159                                 whereClause.append(")"); //$NON-NLS-1$
 160                                 numValuesWhere++;
 161                         }
 162                         if (setValues[i].getSelection()) {
 163                                 String value = newValues[i].getText();
 164                                 if (numValuesSet > 0) setClause.append(", "); //$NON-NLS-1$
 165                                 setClause.append(columnNames[i]);
 166                                 setClause.append(" = "); //$NON-NLS-1$
 167                                 if (adapter != null && metadata != null && value != "") //$NON-NLS-1$
 168                                         setClause.append(adapter.quote(value, metadata.getColumnType(columnNames[i])));
 169                                 else
 170                                         setClause.append(value);
 171                                 numValuesSet++;
 172
 173                         }
 174                 }
 175                         String query = "UPDATE " + row.getTable(); //$NON-NLS-1$
 176                 query += " SET " + setClause.toString(); //$NON-NLS-1$
 177                 query += " WHERE " + whereClause.toString(); //$NON-NLS-1$
 178                 this.query.setText(query);
 179         }
 180         public boolean performFinish() {
 181            MultiSQLServer server = MultiSQLServer.getInstance();
 182            BookmarkView bookmarkView = BookmarkView.getInstance();
 183            BookmarkNode bookmark = bookmarkView.getCurrentBookmark();
 184            server.execute(bookmark.getConnection(), query.getText());
 185            return true;
 186         }
 187 }