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package org.eclipse.emf.cdo.internal.ui.views;
import org.eclipse.emf.cdo.CDOConstants;
import org.eclipse.emf.cdo.container.CDOContainerAdapter;
import org.eclipse.emf.cdo.internal.ui.bundle.CDOUI;
import org.eclipse.net4j.container.Container;
import org.eclipse.net4j.container.ContainerManager;
import org.eclipse.net4j.transport.ConnectorException;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.action.IContributionItem;
import org.eclipse.jface.action.IContributionManager;
import org.eclipse.jface.action.IMenuListener;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.IToolBarManager;
import org.eclipse.jface.action.MenuManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.jface.dialogs.InputDialog;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.DoubleClickEvent;
import org.eclipse.jface.viewers.IDoubleClickListener;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredViewer;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.IWorkbenchActionConstants;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.part.ViewPart;
public class CDOSessionsView extends ViewPart
{
private static final Container CONTAINER = ContainerManager.INSTANCE.getContainer();
private static final CDOContainerAdapter CDO_ADAPTER = (CDOContainerAdapter)CONTAINER.getAdapter(CDOConstants.TYPE);
private static final ItemProvider ITEM_PROVIDER = new CDOSessionsItemProvider();
private StructuredViewer viewer;
// private DrillDownAdapter drillDownAdapter;
private Action doubleClickAction = new DoubleClickAction();
private Action openSessionAction = new OpenSessionAction();
private Action addConnectorAction;
public CDOSessionsView()
{
}
public void createPartControl(Composite parent)
{
viewer = new TreeViewer(parent, (SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL));
viewer.getControl().setLayoutData(new GridData(GridData.FILL_BOTH));
// drillDownAdapter = new DrillDownAdapter(viewer);
viewer.setContentProvider(ITEM_PROVIDER);
viewer.setLabelProvider(ITEM_PROVIDER);
viewer.setSorter(new CDOSessionsNameSorter());
viewer.setInput(CDO_ADAPTER);
hookContextMenu();
hookDoubleClickAction();
contributeToActionBars();
}
private void hookContextMenu()
{
MenuManager menuMgr = new MenuManager("#PopupMenu");
menuMgr.setRemoveAllWhenShown(true);
menuMgr.addMenuListener(new IMenuListener()
{
public void menuAboutToShow(IMenuManager manager)
{
CDOSessionsView.this.fillContextMenu(manager);
}
});
Menu menu = menuMgr.createContextMenu(getCurrentViewer().getControl());
getCurrentViewer().getControl().setMenu(menu);
getSite().registerContextMenu(menuMgr, getCurrentViewer());
}
private StructuredViewer getCurrentViewer()
{
return viewer;
}
private void contributeToActionBars()
{
IActionBars bars = getViewSite().getActionBars();
fillLocalPullDown(bars.getMenuManager());
fillLocalToolBar(bars.getToolBarManager());
}
private void fillLocalPullDown(IMenuManager manager)
{
addContribution(manager, openSessionAction);
addContribution(manager, addConnectorAction);
// manager.add(new Separator());
// manager.add(action2);
}
private void fillContextMenu(IMenuManager manager)
{
// manager.add(action2);
// manager.add(new Separator());
// drillDownAdapter.addNavigationActions(manager);
// Other plug-ins can contribute there actions here
manager.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS));
}
private void fillLocalToolBar(IToolBarManager manager)
{
addContribution(manager, openSessionAction);
addContribution(manager, addConnectorAction);
// manager.add(new Separator());
// drillDownAdapter.addNavigationActions(manager);
}
protected void addContribution(IContributionManager manager, IContributionItem item)
{
if (manager != null && item != null)
{
manager.add(item);
}
}
protected void addContribution(IContributionManager manager, IAction action)
{
if (manager != null && action != null)
{
manager.add(action);
}
}
private void hookDoubleClickAction()
{
getCurrentViewer().addDoubleClickListener(new IDoubleClickListener()
{
public void doubleClick(DoubleClickEvent event)
{
doubleClickAction.run();
}
});
}
protected void showMessage(String message)
{
MessageDialog.openInformation(getCurrentViewer().getControl().getShell(), "Net4j Explorer", message);
}
public void setFocus()
{
getCurrentViewer().getControl().setFocus();
}
/**
* @author Eike Stepper
*/
private final class DoubleClickAction extends Action
{
public void run()
{
ISelection selection = getCurrentViewer().getSelection();
Object obj = ((IStructuredSelection)selection).getFirstElement();
showMessage("Double-click detected on " + obj.toString());
}
}
/**
* @author Eike Stepper
*/
private final class OpenSessionAction extends Action
{
public OpenSessionAction()
{
setText("Open Session");
setToolTipText("Open a CDO session");
setImageDescriptor(PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(
ISharedImages.IMG_TOOL_NEW_WIZARD));
}
public void run()
{
InputDialog dialog = new InputDialog(getCurrentViewer().getControl().getShell(), "CDO Sessions",
"Enter a session description:", null, null);
if (dialog.open() == InputDialog.OK)
{
String description = dialog.getValue();
try
{
CDO_ADAPTER.getSession(description);
}
catch (ConnectorException ex)
{
CDOUI.LOG.error(ex);
showMessage("Error while creating session for description " + description);
}
}
}
}
}
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