org.argeo.security.ui/src/org/argeo/security/ui/views/AdminLogView.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.security.ui.views;
  17
  18 import java.util.ArrayList;
  19
  20 import org.argeo.ArgeoLogger;
  21 import org.argeo.security.ui.SecurityUiPlugin;
  22 import org.eclipse.jface.resource.JFaceResources;
  23 import org.eclipse.jface.viewers.LabelProvider;
  24 import org.eclipse.jface.viewers.TableViewer;
  25 import org.eclipse.swt.SWT;
  26 import org.eclipse.swt.graphics.Font;
  27 import org.eclipse.swt.widgets.Composite;
  28 import org.eclipse.swt.widgets.Table;
  29 import org.eclipse.ui.part.ViewPart;
  30
  31 /**
  32  * Display log lines for all users with a virtual table.
  33  */
  34 public class AdminLogView extends ViewPart {
  35         public static String ID = SecurityUiPlugin.PLUGIN_ID + ".adminLogView";
  36
  37         private TableViewer viewer;
  38
  39         private LogContentProvider logContentProvider;
  40         private ArgeoLogger argeoLogger;
  41
  42         @Override
  43         public void createPartControl(Composite parent) {
  44                 // FIXME doesn't return a monospace font in RAP
  45                 Font font = JFaceResources.getTextFont();
  46                 Table table = new Table(parent, SWT.VIRTUAL | SWT.MULTI | SWT.H_SCROLL
  47                                 | SWT.V_SCROLL | SWT.FULL_SELECTION | SWT.BORDER);
  48                 table.setFont(font);
  49
  50                 viewer = new TableViewer(table);
  51                 viewer.setLabelProvider(new LabelProvider());
  52                 logContentProvider = new LogContentProvider(viewer) {
  53                         private static final long serialVersionUID = -3401776448301180724L;
  54
  55                         @Override
  56                         protected StringBuffer prefix(String username, Long timestamp,
  57                                         String level, String category, String thread) {
  58                                 return super
  59                                                 .prefix(username, timestamp, level, category, thread)
  60                                                 .append(norm(level, 5))
  61                                                 .append(' ')
  62                                                 .append(norm(username != null ? username
  63                                                                 : "<anonymous>", 16)).append(' ');
  64                         }
  65                 };
  66                 viewer.setContentProvider(logContentProvider);
  67                 // viewer.setUseHashlookup(true);
  68                 viewer.setInput(new ArrayList<String>());
  69
  70                 if (argeoLogger != null)
  71                         argeoLogger.registerForAll(logContentProvider, 1000, true);
  72         }
  73
  74         @Override
  75         public void setFocus() {
  76                 viewer.getTable().setFocus();
  77         }
  78
  79         @Override
  80         public void dispose() {
  81                 if (argeoLogger != null)
  82                         argeoLogger.unregisterForAll(logContentProvider);
  83         }
  84
  85         public void setArgeoLogger(ArgeoLogger argeoLogger) {
  86                 this.argeoLogger = argeoLogger;
  87         }
  88
  89 }