import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Iterator;
+import java.util.List;
+import org.eclipse.jface.viewers.ILabelProviderListener;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
+import org.eclipse.jface.viewers.ISelectionProvider;
+import org.eclipse.jface.viewers.IStructuredContentProvider;
+import org.eclipse.jface.viewers.ITableLabelProvider;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.TableViewer;
+import org.eclipse.jface.viewers.Viewer;
import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import com.quantum.Messages;
+import com.quantum.QuantumPlugin;
+import com.quantum.adapters.AdapterFactory;
import com.quantum.model.BookmarkCollection;
import com.quantum.model.JDBCDriver;
/**
* @author BC
*/
-public class JDBCDriverTableViewer implements PropertyChangeListener {
+public class JDBCDriverTableViewer implements PropertyChangeListener, ISelectionProvider {
+ public class LabelProviderImpl implements ITableLabelProvider {
+ public Image getColumnImage(Object element, int columnIndex) {
+ if (columnIndex == 0) {
+ return QuantumPlugin.getImage("driver.gif");
+ } else {
+ return null;
+ }
+ }
+ public String getColumnText(Object element, int columnIndex) {
+ String result = null;
+ switch (columnIndex) {
+ case 0:
+ result = ((JDBCDriver) element).getName();
+ break;
+ case 1:
+ result = ((JDBCDriver) element).getClassName();
+ break;
+ case 2:
+ String type = ((JDBCDriver) element).getType();
+ result = AdapterFactory.getInstance().getAdapter(type).getDisplayName();
+ break;
+ case 3:
+ result = ((JDBCDriver) element).getVersion();
+ break;
+ case 4:
+ result = ((JDBCDriver) element).getJarFileName();
+ break;
+ default:
+ }
+ return result == null ? "" : result;
+ }
+ public void addListener(ILabelProviderListener listener) {
+ }
+ public void dispose() {
+ }
+ public boolean isLabelProperty(Object element, String property) {
+ return false;
+ }
+ public void removeListener(ILabelProviderListener listener) {
+ }
+ }
+
+ public class ContentProviderImpl implements IStructuredContentProvider {
+ public void dispose() {
+ }
+ public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
+ }
+ public Object[] getElements(Object inputElement) {
+ if (inputElement == BookmarkCollection.getInstance()) {
+ return BookmarkCollection.getInstance().getJDBCDrivers();
+ } else {
+ return null;
+ }
+ }
+ }
+
private TableViewer tableViewer;
+ private List listeners = Collections.synchronizedList(new ArrayList());
public JDBCDriverTableViewer(Composite container) {
Table table = new Table(container, SWT.SINGLE | SWT.FULL_SELECTION | SWT.BORDER);
table.setHeaderVisible(true);
- for (int i = 0, length = 4; i < length; i++) {
+ for (int i = 0, length = 5; i < length; i++) {
TableColumn column = new TableColumn(table, SWT.NONE);
column.setText(Messages.getString(getClass(), "driverColumn" + i));
}
- for (int i = 0, length = 4; i < length; i++) {
+ for (int i = 0, length = table.getColumnCount(); i < length; i++) {
table.getColumn(i).pack();
}
this.tableViewer = new TableViewer(table);
- this.tableViewer.setContentProvider(new JDBCDriverContentProvider());
- this.tableViewer.setLabelProvider(new JDBCDriverLabelProvider());
- this.tableViewer.setColumnProperties(new String[] { "name", "className", "version", "jarFileName" });
+ this.tableViewer.setContentProvider(new ContentProviderImpl());
+ this.tableViewer.setLabelProvider(new LabelProviderImpl());
+ this.tableViewer.setColumnProperties(new String[] { "name", "className", "driverType", "version", "jarFileName" });
this.tableViewer.setInput(BookmarkCollection.getInstance());
+ this.tableViewer.addSelectionChangedListener(new ISelectionChangedListener(){
+ public void selectionChanged(SelectionChangedEvent event) {
+ fireSelectionChangedEvent(event.getSelection());
+ }
+ });
+
BookmarkCollection.getInstance().addPropertyChangeListener(this);
registerWithAllDrivers();
}
private void registerWithAllDrivers() {
JDBCDriver[] drivers = BookmarkCollection.getInstance().getJDBCDrivers();
for (int i = 0, length = drivers == null ? 0 : drivers.length; i < length; i++) {
+ drivers[i].removePropertyChangeListener(this);
drivers[i].addPropertyChangeListener(this);
}
}
public Control getControl() {
return this.tableViewer.getControl();
}
- /* (non-Javadoc)
- * @see java.beans.PropertyChangeListener#propertyChange(java.beans.PropertyChangeEvent)
- */
public void propertyChange(PropertyChangeEvent event) {
if ("drivers".equals(event.getPropertyName())) {
registerWithAllDrivers();
- this.tableViewer.refresh();
+ if (!this.tableViewer.getControl().isDisposed()) {
+ this.tableViewer.refresh();
+ }
} else if (event.getSource() instanceof JDBCDriver) {
- this.tableViewer.refresh(event.getSource());
+ if (!this.tableViewer.getControl().isDisposed()) {
+ this.tableViewer.refresh(event.getSource());
+ }
}
}
}
BookmarkCollection.getInstance().removePropertyChangeListener(this);
}
+ public void addSelectionChangedListener(ISelectionChangedListener listener) {
+ if (!this.listeners.contains(listener)) {
+ this.listeners.add(listener);
+ }
+ }
+ public ISelection getSelection() {
+ return this.tableViewer == null ? null : this.tableViewer.getSelection();
+ }
+ public void removeSelectionChangedListener(ISelectionChangedListener listener) {
+ this.listeners.remove(listener);
+ }
+ public void setSelection(ISelection selection) {
+ }
+ /**
+ * @param selection
+ */
+ protected void fireSelectionChangedEvent(ISelection selection) {
+ for (Iterator i = this.listeners.iterator(); selection != null && i.hasNext();) {
+ ISelectionChangedListener listener = (ISelectionChangedListener) i.next();
+ listener.selectionChanged(new SelectionChangedEvent(this, selection));
+ }
+ }
}