reduced dependencies
[phpeclipse.git] / archive / net.sourceforge.phpeclipse.quantum.sql / src / com / quantum / view / JDBCDriverTableViewer.java
index 05cd697..63014c0 100644 (file)
@@ -2,44 +2,122 @@ package com.quantum.view;
 
 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 com.quantum.ImageStore;
+import com.quantum.Messages;
+import com.quantum.adapters.AdapterFactory;
+import com.quantum.model.BookmarkCollection;
+import com.quantum.model.JDBCDriver;
+
+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.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 ImageStore.getImage(ImageStore.DRIVER);
+                       } 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).getJarFilePath();
+                               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();
        }
@@ -49,6 +127,7 @@ public class JDBCDriverTableViewer implements PropertyChangeListener {
        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);
                }
        }
@@ -58,15 +137,16 @@ public class JDBCDriverTableViewer implements PropertyChangeListener {
        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());
+                       }
                }
        }
        
@@ -77,4 +157,26 @@ public class JDBCDriverTableViewer implements PropertyChangeListener {
                }
                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));
+               }
+       }
 }