plugins/org.argeo.slc.client.ui.dist/src/main/java/org/argeo/slc/client/ui/dist/commands/DisplayRepoInformation.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.slc.client.ui.dist.commands;
  17
  18 import javax.jcr.RepositoryFactory;
  19 import javax.jcr.Session;
  20
  21 import org.argeo.jcr.JcrUtils;
  22 import org.argeo.slc.client.ui.dist.DistPlugin;
  23 import org.argeo.slc.client.ui.dist.model.RepoElem;
  24 import org.argeo.slc.repo.RepoUtils;
  25 import org.argeo.util.security.Keyring;
  26 import org.eclipse.core.commands.AbstractHandler;
  27 import org.eclipse.core.commands.ExecutionEvent;
  28 import org.eclipse.core.commands.ExecutionException;
  29 import org.eclipse.jface.dialogs.Dialog;
  30 import org.eclipse.jface.dialogs.IDialogConstants;
  31 import org.eclipse.jface.resource.ImageDescriptor;
  32 import org.eclipse.jface.viewers.IStructuredSelection;
  33 import org.eclipse.swt.SWT;
  34 import org.eclipse.swt.graphics.Point;
  35 import org.eclipse.swt.layout.GridData;
  36 import org.eclipse.swt.layout.GridLayout;
  37 import org.eclipse.swt.widgets.Button;
  38 import org.eclipse.swt.widgets.Composite;
  39 import org.eclipse.swt.widgets.Control;
  40 import org.eclipse.swt.widgets.Label;
  41 import org.eclipse.swt.widgets.Shell;
  42 import org.eclipse.swt.widgets.Text;
  43 import org.eclipse.ui.handlers.HandlerUtil;
  44
  45 /**
  46  * Open a dialog that displays various information on the current repository.
  47  */
  48 public class DisplayRepoInformation extends AbstractHandler {
  49         public final static String ID = DistPlugin.ID + ".displayRepoInformation";
  50         public final static String DEFAULT_LABEL = "Information";
  51         public final static ImageDescriptor DEFAULT_ICON = DistPlugin
  52                         .getImageDescriptor("icons/help.gif");
  53
  54         /* DEPENDENCY INJECTION */
  55         private RepositoryFactory repositoryFactory;
  56         private Keyring keyring;
  57
  58         public Object execute(ExecutionEvent event) throws ExecutionException {
  59                 IStructuredSelection iss = (IStructuredSelection) HandlerUtil
  60                                 .getActiveSite(event).getSelectionProvider().getSelection();
  61                 if (iss.getFirstElement() instanceof RepoElem) {
  62                         RepoElem re = (RepoElem) iss.getFirstElement();
  63
  64                         Session defaultSession =  null;
  65                         try{
  66                                 defaultSession = RepoUtils.getCorrespondingSession(repositoryFactory, keyring, re.getRepoNode(), re.getUri(), null);
  67
  68
  69                         InformationDialog inputDialog = new InformationDialog(HandlerUtil
  70                                         .getActiveSite(event).getShell());
  71                         inputDialog.create();
  72                         inputDialog.loginTxt.setText(defaultSession.getUserID());
  73                         inputDialog.nameTxt.setText(re.getLabel());
  74                         inputDialog.uriTxt.setText(re.getUri());
  75                         inputDialog.readOnlyBtn.setSelection(re.isReadOnly());
  76
  77                         inputDialog.open();
  78                                 // } catch (RepositoryException e) {
  79                                 // throw new SlcException("Unexpected error while "
  80                                 // + "getting repository information.", e);
  81                         } finally {
  82                                 JcrUtils.logoutQuietly(defaultSession);
  83                         }
  84                 }
  85                 return null;
  86         }
  87
  88         private class InformationDialog extends Dialog {
  89                 Text nameTxt;
  90                 Text uriTxt;
  91                 Text loginTxt;
  92                 Button readOnlyBtn;
  93
  94                 @Override
  95                 protected void createButtonsForButtonBar(Composite parent) {
  96                         // No Cancel button
  97                         createButton(parent, IDialogConstants.OK_ID, "OK", true);
  98                 }
  99
 100                 public InformationDialog(Shell parentShell) {
 101                         super(parentShell);
 102                 }
 103
 104                 protected Point getInitialSize() {
 105                         return new Point(500, 250);
 106                 }
 107
 108                 protected Control createDialogArea(Composite parent) {
 109                         Composite dialogarea = (Composite) super.createDialogArea(parent);
 110                         dialogarea.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true,
 111                                         true));
 112                         Composite composite = new Composite(dialogarea, SWT.NONE);
 113                         GridLayout layout = new GridLayout(2, false);
 114                         layout.horizontalSpacing = 15;
 115                         composite.setLayout(layout);
 116                         GridData gd = new GridData(SWT.FILL, SWT.FILL, true, false);
 117                         composite.setLayoutData(gd);
 118
 119                         nameTxt = createLT(composite, "Name");
 120                         uriTxt = createLT(composite, "URI");
 121                         loginTxt = createLT(composite, "Logged as");
 122                         readOnlyBtn = createLC(composite, "Read only");
 123                         parent.pack();
 124                         return composite;
 125                 }
 126
 127                 /** Creates label and text. */
 128                 protected Text createLT(Composite parent, String label) {
 129                         new Label(parent, SWT.RIGHT).setText(label);
 130                         Text text = new Text(parent, SWT.SINGLE | SWT.LEAD | SWT.NONE);
 131                         text.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 132                         text.setEditable(false);
 133                         return text;
 134                 }
 135
 136                 /** Creates label and check. */
 137                 protected Button createLC(Composite parent, String label) {
 138                         new Label(parent, SWT.RIGHT).setText(label);
 139                         Button check = new Button(parent, SWT.CHECK);
 140                         check.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 141                         check.setEnabled(false);
 142                         return check;
 143                 }
 144
 145                 protected void configureShell(Shell shell) {
 146                         super.configureShell(shell);
 147                         shell.setText("Repository information");
 148                 }
 149         }
 150
 151         /* DEPENDENCY INJECTION */
 152         public void setRepositoryFactory(RepositoryFactory repositoryFactory) {
 153                 this.repositoryFactory = repositoryFactory;
 154         }
 155
 156         public void setKeyring(Keyring keyring) {
 157                 this.keyring = keyring;
 158         }
 159
 160 }