plugins/org.eclipse.wst.internet.monitor.ui/monitorui/org/eclipse/wst/internet/monitor/ui/internal/view/MonitorView.java - servertools/webtools.servertools - Git at Google

 /*******************************************************************************
  * Copyright (c) 2003, 2008 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  *     IBM Corporation - Initial API and implementation
  *******************************************************************************/
 package org.eclipse.wst.internet.monitor.ui.internal.view;

 import java.text.SimpleDateFormat;
 import java.util.Iterator;
 import java.util.List;

 import org.eclipse.jface.action.*;
 import org.eclipse.jface.preference.IPreferenceNode;
 import org.eclipse.jface.preference.PreferenceDialog;
 import org.eclipse.jface.preference.PreferenceManager;
 import org.eclipse.jface.viewers.*;
 import org.eclipse.jface.window.Window;
 import org.eclipse.osgi.util.NLS;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.BusyIndicator;
 import org.eclipse.swt.custom.SashForm;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.events.SelectionListener;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Combo;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Display;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Menu;
 import org.eclipse.swt.widgets.Tree;
 import org.eclipse.ui.*;
 import org.eclipse.ui.part.ViewPart;
 import org.eclipse.wst.internet.monitor.core.internal.IContentFilter;
 import org.eclipse.wst.internet.monitor.core.internal.MonitorPlugin;
 import org.eclipse.wst.internet.monitor.core.internal.http.ResendHTTPRequest;
 import org.eclipse.wst.internet.monitor.core.internal.provisional.IRequestListener;
 import org.eclipse.wst.internet.monitor.core.internal.provisional.Request;
 import org.eclipse.wst.internet.monitor.ui.internal.*;
 /**
  * View of TCP/IP activity.
  */
 public class MonitorView extends ViewPart {
 	protected Tree tree;
 	protected TreeViewer treeViewer;
 	protected MonitorTreeContentProvider contentProvider;

 	protected IRequestListener listener;
 	protected ViewerManager vm;
 	protected List requestViewers;
 	protected List responseViewers;

 	protected static SimpleDateFormat format;
 	protected static final String VIEW_ID = "org.eclipse.wst.internet.monitor.view";
 	protected static final String DEFAULT_VIEWER = "org.eclipse.wst.internet.monitor.viewers.byte";

 	protected IAction httpHeaderAction;
 	protected IAction preferenceAction;

 	public static MonitorView view;

 	protected Request currentRequest = null;
 	protected StructuredSelection currentSelection = null;

 	/**
 	 * MonitorView constructor comment.
 	 */
 	public MonitorView() {
 		super();
 		view = this;

 		// try specified format, and fall back to standard format
 		try {
 			format = new SimpleDateFormat(Messages.viewDateFormat);
 		} catch (Exception e) {
 			format = new SimpleDateFormat("h:mm.s.S a");
 		}
 	}

 	public void doRequestAdded(final Request rr) {
 		Display.getDefault().asyncExec(new Runnable() {
 			public void run() {
 				if (!(rr instanceof ResendHTTPRequest)) {
 				  treeViewer.refresh(MonitorTreeContentProvider.ROOT);
 				  if (!MonitorUIPlugin.getPinViewPreference())
 					  treeViewer.setSelection(new StructuredSelection(rr), true);
 				}
 			}
 		});
 	}

 	public void doRequestChanged(final Request rr) {
 		Display.getDefault().asyncExec(new Runnable() {
 			public void run() {
 				if (treeViewer == null)
 					return;
 				IStructuredSelection sel = (IStructuredSelection) treeViewer.getSelection();

 				treeViewer.refresh(rr);
 				if (!sel.isEmpty())
 					treeViewer.setSelection(sel);
 			}
 		});
 	}

 	/**
 	 * Clear the view.
 	 */
 	protected void clear() {
 		Display.getDefault().asyncExec(new Runnable() {
 			public void run() {
 				treeViewer.setSelection(null);
 				treeViewer.setInput(MonitorTreeContentProvider.ROOT);
 			}
 		});
 	}

 	protected void setSelection(Request request) {
 		if (treeViewer != null)
 			treeViewer.setSelection(new StructuredSelection(request));
 	}

 	/**
 	 * @see org.eclipse.ui.part.WorkbenchPart#createPartControl(org.eclipse.swt.widgets.Composite)
 	 */
 	public void createPartControl(Composite parent) {
 		SashForm sashFparent = new SashForm(parent, SWT.VERTICAL);
 		GridLayout layout = new GridLayout();
 		layout.numColumns = 2;
 		layout.horizontalSpacing = 4;
 		layout.verticalSpacing = 4;
 		sashFparent.setLayout(layout);
 		sashFparent.setLayoutData(new GridData(GridData.FILL_BOTH));
 		PlatformUI.getWorkbench().getHelpSystem().setHelp(sashFparent, ContextIds.VIEW);

 		// create tree panel
 		Composite treePanel = new Composite(sashFparent, SWT.NONE);
 		layout = new GridLayout();
 		layout.numColumns = 2;
 		layout.marginHeight = 0;
 		layout.marginWidth = 0;
 		treePanel.setLayout(layout);
 		GridData data = new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING);
 		data.heightHint = 110;
 		data.horizontalSpan = 2;
 		treePanel.setLayoutData(data);

 		tree = new Tree(treePanel, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL | SWT.SINGLE);
 		data = new GridData(GridData.FILL_BOTH);
 		//data.widthHint = 120;
 		tree.setLayoutData(data);
 		treeViewer = new TreeViewer(tree);
 		contentProvider = new MonitorTreeContentProvider();
 		treeViewer.setContentProvider(contentProvider);
 		treeViewer.setInput(MonitorTreeContentProvider.ROOT);
 		treeViewer.setLabelProvider(new TreeLabelProvider());

 		PlatformUI.getWorkbench().getHelpSystem().setHelp(tree, ContextIds.VIEW_TREE);

 		Composite detailsPanel = new Composite(treePanel, SWT.NONE);
 		layout = new GridLayout();
 		layout.numColumns = 1;
 		layout.marginHeight = 2;
 		layout.marginWidth = 0;
 		detailsPanel.setLayout(layout);
 		data = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_FILL);
 		data.widthHint = 200;
 		detailsPanel.setLayoutData(data);

 		final Label label = new Label(detailsPanel, SWT.NONE);
 		label.setText(NLS.bind(Messages.viewTime, ""));
 		label.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING));

 		final Label label2 = new Label(detailsPanel, SWT.NONE);
 		label2.setText(NLS.bind(Messages.viewResponseTime, ""));
 		label2.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING));

 		final Label label3 = new Label(detailsPanel, SWT.NONE);
 		label3.setText(NLS.bind(Messages.viewType, ""));
 		label3.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING));

 		// create center and right panels
 		SashForm sashFchild = new SashForm(sashFparent, SWT.HORIZONTAL);
 		layout = new GridLayout();
 		layout.numColumns = 2;
 		layout.horizontalSpacing = 2;
 		layout.verticalSpacing = 4;
 		sashFchild.setLayout(layout);
 		sashFparent.setWeights(new int[] { 30, 70 });

 		// request panel
 		Composite request = new Composite(sashFchild, SWT.NONE);
 		layout = new GridLayout();
 		layout.verticalSpacing = 3;
 		layout.marginHeight = 0;
 		layout.marginWidth = 0;
 		request.setLayout(layout);
 		request.setLayoutData(new GridData(GridData.FILL_BOTH));

 		Composite requestHeader = new Composite(request, SWT.NONE);
 		layout = new GridLayout();
 		layout.verticalSpacing = 1;
 		layout.numColumns = 2;
 		layout.marginHeight = 0;
 		layout.marginWidth = 0;
 		layout.marginLeft = 2;
 		data = new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING);
 		requestHeader.setLayout(layout);
 		requestHeader.setLayoutData(data);

 		final Label requestLabel = new Label(requestHeader, SWT.NONE);
 		requestLabel.setText(NLS.bind(Messages.viewRequest, ""));
 		requestLabel.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

 		final Combo requestViewerCombo = new Combo(requestHeader, SWT.DROP_DOWN | SWT.READ_ONLY);
 		data = new GridData(GridData.HORIZONTAL_ALIGN_END);
 		data.verticalSpan = 2;
 		requestViewerCombo.setLayoutData(data);

 		final Label requestSizeLabel = new Label(requestHeader, SWT.NONE);
 		requestSizeLabel.setText(NLS.bind(Messages.viewSize, ""));
 		requestSizeLabel.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

 		// response panel
 		Composite response = new Composite(sashFchild, SWT.NONE);
 		layout = new GridLayout();
 		layout.verticalSpacing = 3;
 		layout.marginHeight = 0;
 		layout.marginWidth = 0;
 		response.setLayout(layout);
 		response.setLayoutData(new GridData(GridData.FILL_BOTH));

 		Composite responseHeader = new Composite(response, SWT.NONE);
 		layout = new GridLayout();
 		layout.verticalSpacing = 1;
 		layout.numColumns = 2;
 		layout.marginHeight = 0;
 		layout.marginWidth = 0;
 		layout.marginLeft = 2;
 		data = new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING);
 		responseHeader.setLayout(layout);
 		responseHeader.setLayoutData(data);

 		final Label responseLabel = new Label(responseHeader, SWT.NONE);
 		responseLabel.setText(NLS.bind(Messages.viewResponse, ""));
 		responseLabel.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

 		final Combo responseViewerCombo = new Combo(responseHeader, SWT.DROP_DOWN | SWT.READ_ONLY);
 		data = new GridData(GridData.HORIZONTAL_ALIGN_END);
 		data.verticalSpan = 2;
 		responseViewerCombo.setLayoutData(data);

 		final Label responseSizeLabel = new Label(responseHeader, SWT.NONE);
 		responseSizeLabel.setText(NLS.bind(Messages.viewSize, ""));
 		responseSizeLabel.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

 		// viewer manager
 		vm = new ViewerManager(request, response);
 		requestViewers = vm.getRequestViewers();
 		responseViewers = vm.getResponseViewers();

 		// set up the viewer combo boxes
 		Iterator iterator = requestViewers.iterator();
 		int ctr = 0;
 		while (iterator.hasNext()) {
 			Viewer viewer = (Viewer) iterator.next();
 			requestViewerCombo.add(viewer.getLabel(), ctr);
 			if (viewer.getId().equals(DEFAULT_VIEWER)) {
 				requestViewerCombo.select(ctr);
 				vm.setRequestViewer(viewer);
 			}
 			ctr++;
 		}
 		requestViewerCombo.addSelectionListener(new SelectionListener() {
 			public void widgetSelected(SelectionEvent e) {
 				Viewer viewer = (Viewer) requestViewers.get(requestViewerCombo.getSelectionIndex());
 				if (currentRequest != null && viewer != null)
 					currentRequest.setProperty("request-viewer", viewer.getId());
 				vm.setRequestViewer(viewer);
 			}

 			public void widgetDefaultSelected(SelectionEvent e) {
 				// ignore
 			}
 		});
 		requestHeader.layout(true);

 		iterator = responseViewers.iterator();
 		ctr = 0;
 		while (iterator.hasNext()) {
 			Viewer viewer = (Viewer) iterator.next();
 			responseViewerCombo.add(viewer.getLabel(), ctr);
 			if (viewer.getId().equals(DEFAULT_VIEWER)) {
 				responseViewerCombo.select(ctr);
 				vm.setResponseViewer(viewer);
 			}
 			ctr++;
 		}
 		responseViewerCombo.addSelectionListener(new SelectionListener() {
 			public void widgetSelected(SelectionEvent e) {
 				Viewer viewer = (Viewer) responseViewers.get(responseViewerCombo.getSelectionIndex());
 				if (currentRequest != null && viewer != null)
 					currentRequest.setProperty("response-viewer", viewer.getId());
 				vm.setResponseViewer(viewer);
 			}

 			public void widgetDefaultSelected(SelectionEvent e) {
 				// ignore
 			}
 		});
 		responseHeader.layout(true);

 		// selection listener
 		treeViewer.addSelectionChangedListener(new ISelectionChangedListener() {
 			public void selectionChanged(SelectionChangedEvent event) {
 				ISelection selection = event.getSelection();

 				currentRequest = null;
 				if (selection != null && !selection.isEmpty()) {
 					StructuredSelection sel = (StructuredSelection) selection;
 					currentSelection = sel;
 					Object obj = sel.iterator().next();
 					if (obj instanceof Request)
 						currentRequest = (Request) obj;
 				}

 				if (currentRequest != null) {
 					label.setText(NLS.bind(Messages.viewTime, format.format(currentRequest.getDate())));

 					if (currentRequest.getResponseTime() == -1)
 						label2.setText(NLS.bind(Messages.viewResponseTime, ""));
 					else {
 						String time = NLS.bind(Messages.viewResponseTimeFormat, currentRequest.getResponseTime() + "");
 						label2.setText(NLS.bind(Messages.viewResponseTime, time));
 					}
 					label3.setText(NLS.bind(Messages.viewType, currentRequest.getProtocol()));

 					// request information
 					requestLabel.setText(NLS.bind(Messages.viewRequest, "localhost:" + currentRequest.getLocalPort()));
 					requestSizeLabel.setText(getSizeString(currentRequest.getRequest(Request.CONTENT), currentRequest.getRequest(Request.ALL)));

 					// response information
 					responseLabel.setText(NLS.bind(Messages.viewResponse, currentRequest.getRemoteHost() + ":" + currentRequest.getRemotePort()));
 					responseSizeLabel.setText(getSizeString(currentRequest.getResponse(Request.CONTENT), currentRequest.getResponse(Request.ALL)));

 					vm.setRequest(currentRequest);

 					Viewer viewer = vm.findViewer((String) currentRequest.getProperty("request-viewer"));
 					if (viewer == null)
 						viewer = vm.findViewer(DEFAULT_VIEWER);
 					if (viewer != null) {
 						vm.setRequestViewer(viewer);
 						requestViewerCombo.select(requestViewers.indexOf(viewer));
 					}

 					viewer = vm.findViewer((String) currentRequest.getProperty("response-viewer"));
 					if (viewer == null && currentRequest.getName() != null)
 						viewer = vm.getDefaultViewer(currentRequest.getName());
 					if (viewer != null) {
 						vm.setResponseViewer(viewer);
 						responseViewerCombo.select(responseViewers.indexOf(viewer));
 					}
 				} else {
 					label.setText(NLS.bind(Messages.viewTime, ""));
 					label2.setText(NLS.bind(Messages.viewResponseTime, ""));
 					requestLabel.setText(NLS.bind(Messages.viewRequest, ""));
 					requestSizeLabel.setText(NLS.bind(Messages.viewSize, ""));
 					responseLabel.setText(NLS.bind(Messages.viewResponse, ""));
 					responseSizeLabel.setText(NLS.bind(Messages.viewSize, ""));
 					vm.setRequest(currentRequest);
 				}
 			}
 		});
 		treeViewer.expandToLevel(2);

 		// create a menu manager for a context menu
 		MenuManager menuManager = new MenuManager();
 		menuManager.setRemoveAllWhenShown(true);
 		menuManager.addMenuListener(new IMenuListener() {
 			public void menuAboutToShow(IMenuManager menu) {
 				menu.add(new GroupMarker(IWorkbenchActionConstants.MB_ADDITIONS));
 				menu.add(preferenceAction);
 			}
 		});

 		// create the menu
 		Menu menu = menuManager.createContextMenu(treeViewer.getControl());
 		treeViewer.getControl().setMenu(menu);

 		// register the menu with the platform
 		getSite().registerContextMenu(menuManager, treeViewer);

 		initializeActions();
 	}

 	protected String getSizeString(byte[] a, byte[] b) {
 		String aa = "0";
 		String bb = "0";
 		if (a != null)
 			aa = a.length + "";
 		if (b != null)
 			bb = b.length + "";
 		String size = NLS.bind(Messages.viewSizeFormat, new Object[] { aa, bb});
 		return NLS.bind(Messages.viewSize, size);
 	}

 	public void dispose() {
 		super.dispose();
 		treeViewer = null;
 		view = null;
 	}

 	/**
 	 * Initialize the tool-bar and menu actions.
 	 */
 	public void initializeActions() {
 		final IAction pinAction = new Action() {
 			public void run() {
 				Display.getDefault().asyncExec(new Runnable() {
 					public void run() {
 						boolean pin = MonitorUIPlugin.getPinViewPreference();
 						MonitorUIPlugin.setPinViewPreference(!pin);
 					}
 				});
 			}
 		};
 		pinAction.setChecked(false);
 		pinAction.setToolTipText(Messages.actionPin);
 		pinAction.setImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_ELCL_PIN));
 		pinAction.setHoverImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_CLCL_PIN));
 		pinAction.setDisabledImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_DLCL_PIN));


 		final IAction sortByResponseTimeAction = new Action() {
 			public void run() {
 				Display.getDefault().asyncExec(new Runnable() {
 					public void run() {
 						if (treeViewer.getComparator() == null) {
 							setChecked(true);
 							treeViewer.setComparator(new RequestComparator());
 						} else {
 							setChecked(false);
 							treeViewer.setComparator(null);
 						}
 					}
 				});
 			}
 		};
 		sortByResponseTimeAction.setChecked(false);
 		sortByResponseTimeAction.setToolTipText(Messages.actionSortByResponseTime);
 		sortByResponseTimeAction.setImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_ELCL_SORT_RESPONSE_TIME));
 		sortByResponseTimeAction.setHoverImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_CLCL_SORT_RESPONSE_TIME));
 		sortByResponseTimeAction.setDisabledImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_DLCL_SORT_RESPONSE_TIME));

 		IAction clearAction = new Action() {
 			public void run() {
 				MonitorUIPlugin.getInstance().clearRequests();
 				clear();
 			}
 		};
 		clearAction.setToolTipText(Messages.actionClearToolTip);
 		clearAction.setImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_ELCL_CLEAR));
 		clearAction.setHoverImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_CLCL_CLEAR));
 		clearAction.setDisabledImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_DLCL_CLEAR));

 		httpHeaderAction = new Action() {
 			public void run() {
 				Display.getDefault().asyncExec(new Runnable() {
 					public void run() {
 						boolean b = vm.getDisplayHeaderInfo();
 						vm.setDisplayHeaderInfo(!b);
 						setChecked(!b);
 					}
 				});
 			}
 		};
 		httpHeaderAction.setChecked(vm.getDisplayHeaderInfo());
 		httpHeaderAction.setText(Messages.actionShowHeader);

 		preferenceAction = new Action() {
 			public void run() {
 				showPreferencePage();
 			}
 		};
 		preferenceAction.setText(Messages.actionProperties);


 		IToolBarManager tbm = getViewSite().getActionBars().getToolBarManager();
 		tbm.add(sortByResponseTimeAction);
 		tbm.add(clearAction);
 		tbm.add(pinAction);

 		IContentFilter[] filters = MonitorPlugin.getInstance().getContentFilters();
 		IMenuManager menuManager = getViewSite().getActionBars().getMenuManager();
 		menuManager.add(httpHeaderAction);
 		for (IContentFilter cf : filters) {
 			FilterAction action = new FilterAction(vm, cf);
 			menuManager.add(action);
 		}
 		menuManager.add(new Separator());
 		menuManager.add(preferenceAction);
 	}

 	protected boolean showPreferencePage() {
 		PreferenceManager manager = PlatformUI.getWorkbench().getPreferenceManager();
 		IPreferenceNode node = manager.find("org.eclipse.debug.ui.DebugPreferencePage").findSubNode("org.eclipse.wst.internet.monitor.preferencePage");
 		PreferenceManager manager2 = new PreferenceManager();
 		manager2.addToRoot(node);

 		final PreferenceDialog dialog = new PreferenceDialog(getSite().getShell(), manager2);
 		final boolean[] result = new boolean[] { false };
 		BusyIndicator.showWhile(getSite().getShell().getDisplay(), new Runnable() {
 			public void run() {
 				dialog.create();
 				if (dialog.open() == Window.OK)
 					result[0] = true;
 			}
 		});
 		return result[0];
 	}

 	/**
 	 * Open a request.
 	 *
 	 * @param request the request
 	 */
 	public static void open(final Request request) {
 		Display.getDefault().asyncExec(new Runnable() {
 			public void run() {
 				try {
 					IWorkbench workbench = MonitorUIPlugin.getInstance().getWorkbench();
 					IWorkbenchWindow workbenchWindow = workbench.getActiveWorkbenchWindow();

 					IWorkbenchPage page = workbenchWindow.getActivePage();

 					IViewPart view2 = page.findView(VIEW_ID);

 					if (view2 != null)
 						page.bringToTop(view2);
 					else
 						page.showView(VIEW_ID);

 					if (view != null && !MonitorUIPlugin.getPinViewPreference())
 						view.setSelection(request);
 				} catch (Exception e) {
 					Trace.trace(Trace.SEVERE, "Error opening TCP/IP view", e);
 				}
 			}
 		});
 	}

 	/**
 	 *
 	 */
 	public void setFocus() {
 		if (tree != null)
 			tree.setFocus();
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2003, 2008 IBM Corporation and others.
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/epl-v10.html
	*
	* Contributors:
	* IBM Corporation - Initial API and implementation
	*******************************************************************************/
	package org.eclipse.wst.internet.monitor.ui.internal.view;

	import java.text.SimpleDateFormat;
	import java.util.Iterator;
	import java.util.List;

	import org.eclipse.jface.action.*;
	import org.eclipse.jface.preference.IPreferenceNode;
	import org.eclipse.jface.preference.PreferenceDialog;
	import org.eclipse.jface.preference.PreferenceManager;
	import org.eclipse.jface.viewers.*;
	import org.eclipse.jface.window.Window;
	import org.eclipse.osgi.util.NLS;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.custom.BusyIndicator;
	import org.eclipse.swt.custom.SashForm;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.events.SelectionListener;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Combo;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Display;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Menu;
	import org.eclipse.swt.widgets.Tree;
	import org.eclipse.ui.*;
	import org.eclipse.ui.part.ViewPart;
	import org.eclipse.wst.internet.monitor.core.internal.IContentFilter;
	import org.eclipse.wst.internet.monitor.core.internal.MonitorPlugin;
	import org.eclipse.wst.internet.monitor.core.internal.http.ResendHTTPRequest;
	import org.eclipse.wst.internet.monitor.core.internal.provisional.IRequestListener;
	import org.eclipse.wst.internet.monitor.core.internal.provisional.Request;
	import org.eclipse.wst.internet.monitor.ui.internal.*;
	/**
	* View of TCP/IP activity.
	*/
	public class MonitorView extends ViewPart {
	protected Tree tree;
	protected TreeViewer treeViewer;
	protected MonitorTreeContentProvider contentProvider;

	protected IRequestListener listener;
	protected ViewerManager vm;
	protected List requestViewers;
	protected List responseViewers;

	protected static SimpleDateFormat format;
	protected static final String VIEW_ID = "org.eclipse.wst.internet.monitor.view";
	protected static final String DEFAULT_VIEWER = "org.eclipse.wst.internet.monitor.viewers.byte";

	protected IAction httpHeaderAction;
	protected IAction preferenceAction;

	public static MonitorView view;

	protected Request currentRequest = null;
	protected StructuredSelection currentSelection = null;

	/**
	* MonitorView constructor comment.
	*/
	public MonitorView() {
	super();
	view = this;

	// try specified format, and fall back to standard format
	try {
	format = new SimpleDateFormat(Messages.viewDateFormat);
	} catch (Exception e) {
	format = new SimpleDateFormat("h:mm.s.S a");
	}
	}

	public void doRequestAdded(final Request rr) {
	Display.getDefault().asyncExec(new Runnable() {
	public void run() {
	if (!(rr instanceof ResendHTTPRequest)) {
	treeViewer.refresh(MonitorTreeContentProvider.ROOT);
	if (!MonitorUIPlugin.getPinViewPreference())
	treeViewer.setSelection(new StructuredSelection(rr), true);
	}
	}
	});
	}

	public void doRequestChanged(final Request rr) {
	Display.getDefault().asyncExec(new Runnable() {
	public void run() {
	if (treeViewer == null)
	return;
	IStructuredSelection sel = (IStructuredSelection) treeViewer.getSelection();

	treeViewer.refresh(rr);
	if (!sel.isEmpty())
	treeViewer.setSelection(sel);
	}
	});
	}

	/**
	* Clear the view.
	*/
	protected void clear() {
	Display.getDefault().asyncExec(new Runnable() {
	public void run() {
	treeViewer.setSelection(null);
	treeViewer.setInput(MonitorTreeContentProvider.ROOT);
	}
	});
	}

	protected void setSelection(Request request) {
	if (treeViewer != null)
	treeViewer.setSelection(new StructuredSelection(request));
	}

	/**
	* @see org.eclipse.ui.part.WorkbenchPart#createPartControl(org.eclipse.swt.widgets.Composite)
	*/
	public void createPartControl(Composite parent) {
	SashForm sashFparent = new SashForm(parent, SWT.VERTICAL);
	GridLayout layout = new GridLayout();
	layout.numColumns = 2;
	layout.horizontalSpacing = 4;
	layout.verticalSpacing = 4;
	sashFparent.setLayout(layout);
	sashFparent.setLayoutData(new GridData(GridData.FILL_BOTH));
	PlatformUI.getWorkbench().getHelpSystem().setHelp(sashFparent, ContextIds.VIEW);

	// create tree panel
	Composite treePanel = new Composite(sashFparent, SWT.NONE);
	layout = new GridLayout();
	layout.numColumns = 2;
	layout.marginHeight = 0;
	layout.marginWidth = 0;
	treePanel.setLayout(layout);
	GridData data = new GridData(GridData.FILL_HORIZONTAL \| GridData.VERTICAL_ALIGN_BEGINNING);
	data.heightHint = 110;
	data.horizontalSpan = 2;
	treePanel.setLayoutData(data);

	tree = new Tree(treePanel, SWT.BORDER \| SWT.V_SCROLL \| SWT.H_SCROLL \| SWT.SINGLE);
	data = new GridData(GridData.FILL_BOTH);
	//data.widthHint = 120;
	tree.setLayoutData(data);
	treeViewer = new TreeViewer(tree);
	contentProvider = new MonitorTreeContentProvider();
	treeViewer.setContentProvider(contentProvider);
	treeViewer.setInput(MonitorTreeContentProvider.ROOT);
	treeViewer.setLabelProvider(new TreeLabelProvider());

	PlatformUI.getWorkbench().getHelpSystem().setHelp(tree, ContextIds.VIEW_TREE);

	Composite detailsPanel = new Composite(treePanel, SWT.NONE);
	layout = new GridLayout();
	layout.numColumns = 1;
	layout.marginHeight = 2;
	layout.marginWidth = 0;
	detailsPanel.setLayout(layout);
	data = new GridData(GridData.HORIZONTAL_ALIGN_FILL \| GridData.VERTICAL_ALIGN_FILL);
	data.widthHint = 200;
	detailsPanel.setLayoutData(data);

	final Label label = new Label(detailsPanel, SWT.NONE);
	label.setText(NLS.bind(Messages.viewTime, ""));
	label.setLayoutData(new GridData(GridData.FILL_HORIZONTAL \| GridData.VERTICAL_ALIGN_BEGINNING));

	final Label label2 = new Label(detailsPanel, SWT.NONE);
	label2.setText(NLS.bind(Messages.viewResponseTime, ""));
	label2.setLayoutData(new GridData(GridData.FILL_HORIZONTAL \| GridData.VERTICAL_ALIGN_BEGINNING));

	final Label label3 = new Label(detailsPanel, SWT.NONE);
	label3.setText(NLS.bind(Messages.viewType, ""));
	label3.setLayoutData(new GridData(GridData.FILL_HORIZONTAL \| GridData.VERTICAL_ALIGN_BEGINNING));

	// create center and right panels
	SashForm sashFchild = new SashForm(sashFparent, SWT.HORIZONTAL);
	layout = new GridLayout();
	layout.numColumns = 2;
	layout.horizontalSpacing = 2;
	layout.verticalSpacing = 4;
	sashFchild.setLayout(layout);
	sashFparent.setWeights(new int[] { 30, 70 });

	// request panel
	Composite request = new Composite(sashFchild, SWT.NONE);
	layout = new GridLayout();
	layout.verticalSpacing = 3;
	layout.marginHeight = 0;
	layout.marginWidth = 0;
	request.setLayout(layout);
	request.setLayoutData(new GridData(GridData.FILL_BOTH));

	Composite requestHeader = new Composite(request, SWT.NONE);
	layout = new GridLayout();
	layout.verticalSpacing = 1;
	layout.numColumns = 2;
	layout.marginHeight = 0;
	layout.marginWidth = 0;
	layout.marginLeft = 2;
	data = new GridData(GridData.FILL_HORIZONTAL \| GridData.VERTICAL_ALIGN_BEGINNING);
	requestHeader.setLayout(layout);
	requestHeader.setLayoutData(data);

	final Label requestLabel = new Label(requestHeader, SWT.NONE);
	requestLabel.setText(NLS.bind(Messages.viewRequest, ""));
	requestLabel.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

	final Combo requestViewerCombo = new Combo(requestHeader, SWT.DROP_DOWN \| SWT.READ_ONLY);
	data = new GridData(GridData.HORIZONTAL_ALIGN_END);
	data.verticalSpan = 2;
	requestViewerCombo.setLayoutData(data);

	final Label requestSizeLabel = new Label(requestHeader, SWT.NONE);
	requestSizeLabel.setText(NLS.bind(Messages.viewSize, ""));
	requestSizeLabel.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

	// response panel
	Composite response = new Composite(sashFchild, SWT.NONE);
	layout = new GridLayout();
	layout.verticalSpacing = 3;
	layout.marginHeight = 0;
	layout.marginWidth = 0;
	response.setLayout(layout);
	response.setLayoutData(new GridData(GridData.FILL_BOTH));

	Composite responseHeader = new Composite(response, SWT.NONE);
	layout = new GridLayout();
	layout.verticalSpacing = 1;
	layout.numColumns = 2;
	layout.marginHeight = 0;
	layout.marginWidth = 0;
	layout.marginLeft = 2;
	data = new GridData(GridData.FILL_HORIZONTAL \| GridData.VERTICAL_ALIGN_BEGINNING);
	responseHeader.setLayout(layout);
	responseHeader.setLayoutData(data);

	final Label responseLabel = new Label(responseHeader, SWT.NONE);
	responseLabel.setText(NLS.bind(Messages.viewResponse, ""));
	responseLabel.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

	final Combo responseViewerCombo = new Combo(responseHeader, SWT.DROP_DOWN \| SWT.READ_ONLY);
	data = new GridData(GridData.HORIZONTAL_ALIGN_END);
	data.verticalSpan = 2;
	responseViewerCombo.setLayoutData(data);

	final Label responseSizeLabel = new Label(responseHeader, SWT.NONE);
	responseSizeLabel.setText(NLS.bind(Messages.viewSize, ""));
	responseSizeLabel.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

	// viewer manager
	vm = new ViewerManager(request, response);
	requestViewers = vm.getRequestViewers();
	responseViewers = vm.getResponseViewers();

	// set up the viewer combo boxes
	Iterator iterator = requestViewers.iterator();
	int ctr = 0;
	while (iterator.hasNext()) {
	Viewer viewer = (Viewer) iterator.next();
	requestViewerCombo.add(viewer.getLabel(), ctr);
	if (viewer.getId().equals(DEFAULT_VIEWER)) {
	requestViewerCombo.select(ctr);
	vm.setRequestViewer(viewer);
	}
	ctr++;
	}
	requestViewerCombo.addSelectionListener(new SelectionListener() {
	public void widgetSelected(SelectionEvent e) {
	Viewer viewer = (Viewer) requestViewers.get(requestViewerCombo.getSelectionIndex());
	if (currentRequest != null && viewer != null)
	currentRequest.setProperty("request-viewer", viewer.getId());
	vm.setRequestViewer(viewer);
	}

	public void widgetDefaultSelected(SelectionEvent e) {
	// ignore
	}
	});
	requestHeader.layout(true);

	iterator = responseViewers.iterator();
	ctr = 0;
	while (iterator.hasNext()) {
	Viewer viewer = (Viewer) iterator.next();
	responseViewerCombo.add(viewer.getLabel(), ctr);
	if (viewer.getId().equals(DEFAULT_VIEWER)) {
	responseViewerCombo.select(ctr);
	vm.setResponseViewer(viewer);
	}
	ctr++;
	}
	responseViewerCombo.addSelectionListener(new SelectionListener() {
	public void widgetSelected(SelectionEvent e) {
	Viewer viewer = (Viewer) responseViewers.get(responseViewerCombo.getSelectionIndex());
	if (currentRequest != null && viewer != null)
	currentRequest.setProperty("response-viewer", viewer.getId());
	vm.setResponseViewer(viewer);
	}

	public void widgetDefaultSelected(SelectionEvent e) {
	// ignore
	}
	});
	responseHeader.layout(true);

	// selection listener
	treeViewer.addSelectionChangedListener(new ISelectionChangedListener() {
	public void selectionChanged(SelectionChangedEvent event) {
	ISelection selection = event.getSelection();

	currentRequest = null;
	if (selection != null && !selection.isEmpty()) {
	StructuredSelection sel = (StructuredSelection) selection;
	currentSelection = sel;
	Object obj = sel.iterator().next();
	if (obj instanceof Request)
	currentRequest = (Request) obj;
	}

	if (currentRequest != null) {
	label.setText(NLS.bind(Messages.viewTime, format.format(currentRequest.getDate())));

	if (currentRequest.getResponseTime() == -1)
	label2.setText(NLS.bind(Messages.viewResponseTime, ""));
	else {
	String time = NLS.bind(Messages.viewResponseTimeFormat, currentRequest.getResponseTime() + "");
	label2.setText(NLS.bind(Messages.viewResponseTime, time));
	}
	label3.setText(NLS.bind(Messages.viewType, currentRequest.getProtocol()));

	// request information
	requestLabel.setText(NLS.bind(Messages.viewRequest, "localhost:" + currentRequest.getLocalPort()));
	requestSizeLabel.setText(getSizeString(currentRequest.getRequest(Request.CONTENT), currentRequest.getRequest(Request.ALL)));

	// response information
	responseLabel.setText(NLS.bind(Messages.viewResponse, currentRequest.getRemoteHost() + ":" + currentRequest.getRemotePort()));
	responseSizeLabel.setText(getSizeString(currentRequest.getResponse(Request.CONTENT), currentRequest.getResponse(Request.ALL)));

	vm.setRequest(currentRequest);

	Viewer viewer = vm.findViewer((String) currentRequest.getProperty("request-viewer"));
	if (viewer == null)
	viewer = vm.findViewer(DEFAULT_VIEWER);
	if (viewer != null) {
	vm.setRequestViewer(viewer);
	requestViewerCombo.select(requestViewers.indexOf(viewer));
	}

	viewer = vm.findViewer((String) currentRequest.getProperty("response-viewer"));
	if (viewer == null && currentRequest.getName() != null)
	viewer = vm.getDefaultViewer(currentRequest.getName());
	if (viewer != null) {
	vm.setResponseViewer(viewer);
	responseViewerCombo.select(responseViewers.indexOf(viewer));
	}
	} else {
	label.setText(NLS.bind(Messages.viewTime, ""));
	label2.setText(NLS.bind(Messages.viewResponseTime, ""));
	requestLabel.setText(NLS.bind(Messages.viewRequest, ""));
	requestSizeLabel.setText(NLS.bind(Messages.viewSize, ""));
	responseLabel.setText(NLS.bind(Messages.viewResponse, ""));
	responseSizeLabel.setText(NLS.bind(Messages.viewSize, ""));
	vm.setRequest(currentRequest);
	}
	}
	});
	treeViewer.expandToLevel(2);

	// create a menu manager for a context menu
	MenuManager menuManager = new MenuManager();
	menuManager.setRemoveAllWhenShown(true);
	menuManager.addMenuListener(new IMenuListener() {
	public void menuAboutToShow(IMenuManager menu) {
	menu.add(new GroupMarker(IWorkbenchActionConstants.MB_ADDITIONS));
	menu.add(preferenceAction);
	}
	});

	// create the menu
	Menu menu = menuManager.createContextMenu(treeViewer.getControl());
	treeViewer.getControl().setMenu(menu);

	// register the menu with the platform
	getSite().registerContextMenu(menuManager, treeViewer);

	initializeActions();
	}

	protected String getSizeString(byte[] a, byte[] b) {
	String aa = "0";
	String bb = "0";
	if (a != null)
	aa = a.length + "";
	if (b != null)
	bb = b.length + "";
	String size = NLS.bind(Messages.viewSizeFormat, new Object[] { aa, bb});
	return NLS.bind(Messages.viewSize, size);
	}

	public void dispose() {
	super.dispose();
	treeViewer = null;
	view = null;
	}

	/**
	* Initialize the tool-bar and menu actions.
	*/
	public void initializeActions() {
	final IAction pinAction = new Action() {
	public void run() {
	Display.getDefault().asyncExec(new Runnable() {
	public void run() {
	boolean pin = MonitorUIPlugin.getPinViewPreference();
	MonitorUIPlugin.setPinViewPreference(!pin);
	}
	});
	}
	};
	pinAction.setChecked(false);
	pinAction.setToolTipText(Messages.actionPin);
	pinAction.setImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_ELCL_PIN));
	pinAction.setHoverImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_CLCL_PIN));
	pinAction.setDisabledImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_DLCL_PIN));


	final IAction sortByResponseTimeAction = new Action() {
	public void run() {
	Display.getDefault().asyncExec(new Runnable() {
	public void run() {
	if (treeViewer.getComparator() == null) {
	setChecked(true);
	treeViewer.setComparator(new RequestComparator());
	} else {
	setChecked(false);
	treeViewer.setComparator(null);
	}
	}
	});
	}
	};
	sortByResponseTimeAction.setChecked(false);
	sortByResponseTimeAction.setToolTipText(Messages.actionSortByResponseTime);
	sortByResponseTimeAction.setImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_ELCL_SORT_RESPONSE_TIME));
	sortByResponseTimeAction.setHoverImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_CLCL_SORT_RESPONSE_TIME));
	sortByResponseTimeAction.setDisabledImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_DLCL_SORT_RESPONSE_TIME));

	IAction clearAction = new Action() {
	public void run() {
	MonitorUIPlugin.getInstance().clearRequests();
	clear();
	}
	};
	clearAction.setToolTipText(Messages.actionClearToolTip);
	clearAction.setImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_ELCL_CLEAR));
	clearAction.setHoverImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_CLCL_CLEAR));
	clearAction.setDisabledImageDescriptor(MonitorUIPlugin.getImageDescriptor(MonitorUIPlugin.IMG_DLCL_CLEAR));

	httpHeaderAction = new Action() {
	public void run() {
	Display.getDefault().asyncExec(new Runnable() {
	public void run() {
	boolean b = vm.getDisplayHeaderInfo();
	vm.setDisplayHeaderInfo(!b);
	setChecked(!b);
	}
	});
	}
	};
	httpHeaderAction.setChecked(vm.getDisplayHeaderInfo());
	httpHeaderAction.setText(Messages.actionShowHeader);

	preferenceAction = new Action() {
	public void run() {
	showPreferencePage();
	}
	};
	preferenceAction.setText(Messages.actionProperties);


	IToolBarManager tbm = getViewSite().getActionBars().getToolBarManager();
	tbm.add(sortByResponseTimeAction);
	tbm.add(clearAction);
	tbm.add(pinAction);

	IContentFilter[] filters = MonitorPlugin.getInstance().getContentFilters();
	IMenuManager menuManager = getViewSite().getActionBars().getMenuManager();
	menuManager.add(httpHeaderAction);
	for (IContentFilter cf : filters) {
	FilterAction action = new FilterAction(vm, cf);
	menuManager.add(action);
	}
	menuManager.add(new Separator());
	menuManager.add(preferenceAction);
	}

	protected boolean showPreferencePage() {
	PreferenceManager manager = PlatformUI.getWorkbench().getPreferenceManager();
	IPreferenceNode node = manager.find("org.eclipse.debug.ui.DebugPreferencePage").findSubNode("org.eclipse.wst.internet.monitor.preferencePage");
	PreferenceManager manager2 = new PreferenceManager();
	manager2.addToRoot(node);

	final PreferenceDialog dialog = new PreferenceDialog(getSite().getShell(), manager2);
	final boolean[] result = new boolean[] { false };
	BusyIndicator.showWhile(getSite().getShell().getDisplay(), new Runnable() {
	public void run() {
	dialog.create();
	if (dialog.open() == Window.OK)
	result[0] = true;
	}
	});
	return result[0];
	}

	/**
	* Open a request.
	*
	* @param request the request
	*/
	public static void open(final Request request) {
	Display.getDefault().asyncExec(new Runnable() {
	public void run() {
	try {
	IWorkbench workbench = MonitorUIPlugin.getInstance().getWorkbench();
	IWorkbenchWindow workbenchWindow = workbench.getActiveWorkbenchWindow();

	IWorkbenchPage page = workbenchWindow.getActivePage();

	IViewPart view2 = page.findView(VIEW_ID);

	if (view2 != null)
	page.bringToTop(view2);
	else
	page.showView(VIEW_ID);

	if (view != null && !MonitorUIPlugin.getPinViewPreference())
	view.setSelection(request);
	} catch (Exception e) {
	Trace.trace(Trace.SEVERE, "Error opening TCP/IP view", e);
	}
	}
	});
	}

	/**
	*
	*/
	public void setFocus() {
	if (tree != null)
	tree.setFocus();
	}
	}