org.eclipse.egit.ui/src/org/eclipse/egit/ui/internal/clone/GitImportWithDirectoriesPage.java

   1 /*******************************************************************************
   2  * Copyright (c) 2010 SAP AG.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Eclipse Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/epl-v10.html
   7  *
   8  * Contributors:
   9  *    Mathias Kinzler (SAP AG) - initial implementation
  10  *******************************************************************************/
  11 package org.eclipse.egit.ui.internal.clone;
  12
  13 import java.io.File;
  14 import java.util.ArrayList;
  15 import java.util.List;
  16
  17 import org.eclipse.egit.ui.UIText;
  18 import org.eclipse.egit.ui.internal.repository.RepositoriesViewContentProvider;
  19 import org.eclipse.egit.ui.internal.repository.RepositoriesViewLabelProvider;
  20 import org.eclipse.egit.ui.internal.repository.RepositoryTreeNode;
  21 import org.eclipse.egit.ui.internal.repository.RepositoryTreeNode.RepositoryTreeNodeType;
  22 import org.eclipse.jface.layout.GridDataFactory;
  23 import org.eclipse.jface.viewers.ISelectionChangedListener;
  24 import org.eclipse.jface.viewers.IStructuredSelection;
  25 import org.eclipse.jface.viewers.SelectionChangedEvent;
  26 import org.eclipse.jface.viewers.StructuredSelection;
  27 import org.eclipse.jface.viewers.TreeViewer;
  28 import org.eclipse.jgit.lib.Repository;
  29 import org.eclipse.swt.SWT;
  30 import org.eclipse.swt.events.SelectionAdapter;
  31 import org.eclipse.swt.events.SelectionEvent;
  32 import org.eclipse.swt.events.SelectionListener;
  33 import org.eclipse.swt.widgets.Composite;
  34
  35 /**
  36  * Select a wizard and a directory from a Git Working Directory
  37  */
  38 public class GitImportWithDirectoriesPage extends GitSelectWizardPage {
  39
  40         private TreeViewer tv;
  41
  42         /**
  43          *
  44          */
  45         public GitImportWithDirectoriesPage() {
  46                 super();
  47                 setTitle(UIText.GitImportWithDirectoriesPage_PageTitle);
  48                 setMessage(UIText.GitImportWithDirectoriesPage_PageMessage);
  49         }
  50
  51         /**
  52          * @param repo
  53          */
  54         public void setRepository(Repository repo) {
  55                 List<RepositoryTreeNode<Repository>> input = new ArrayList<RepositoryTreeNode<Repository>>();
  56                 if (repo != null)
  57                         input.add(new RepositoryTreeNode<Repository>(null,
  58                                         RepositoryTreeNodeType.WORKINGDIR, repo, repo));
  59                 tv.setInput(input);
  60                 // select the working directory as default
  61                 tv.setSelection(new StructuredSelection(input.get(0)));
  62         }
  63
  64         public void createControl(Composite parent) {
  65                 super.createControl(parent);
  66
  67                 Composite main = (Composite) getControl();
  68
  69                 tv = new TreeViewer(main, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL
  70                                 | SWT.BORDER);
  71                 tv.setContentProvider(new RepositoriesViewContentProvider());
  72                 GridDataFactory.fillDefaults().grab(true, true).applyTo(tv.getTree());
  73                 new RepositoriesViewLabelProvider(tv);
  74
  75                 SelectionListener sl = new SelectionAdapter() {
  76
  77                         @Override
  78                         public void widgetSelected(SelectionEvent e) {
  79                                 tv.getTree().setEnabled(!newProjectWizard.getSelection());
  80                         }
  81
  82                 };
  83
  84                 generalWizard.addSelectionListener(sl);
  85                 importExisting.addSelectionListener(sl);
  86                 newProjectWizard.addSelectionListener(sl);
  87
  88                 tv.addSelectionChangedListener(new ISelectionChangedListener() {
  89
  90                         public void selectionChanged(SelectionChangedEvent event) {
  91                                 checkPage();
  92                         }
  93                 });
  94
  95                 checkPage();
  96                 setControl(main);
  97         }
  98
  99         /**
 100          * @return the selected path
 101          */
 102         public String getPath() {
 103                 IStructuredSelection sel = (IStructuredSelection) tv.getSelection();
 104                 RepositoryTreeNode node = (RepositoryTreeNode) sel.getFirstElement();
 105                 if (node != null && node.getType() == RepositoryTreeNodeType.FOLDER)
 106                         return ((File) node.getObject()).getPath();
 107                 if (node != null && node.getType() == RepositoryTreeNodeType.WORKINGDIR)
 108                         return node.getRepository().getWorkDir().getPath();
 109                 return null;
 110         }
 111
 112         protected void checkPage() {
 113                 super.checkPage();
 114                 if (getErrorMessage() != null)
 115                         return;
 116
 117                 if (newProjectWizard.getSelection())
 118                         return;
 119
 120                 IStructuredSelection sel = (IStructuredSelection) tv.getSelection();
 121                 try {
 122                         if (sel.isEmpty()) {
 123                                 setErrorMessage(UIText.GitImportWithDirectoriesPage_SelectFolderMessage);
 124                                 return;
 125                         }
 126                         RepositoryTreeNode node = (RepositoryTreeNode) sel
 127                                         .getFirstElement();
 128                         if (node.getType() != RepositoryTreeNodeType.FOLDER
 129                                         && node.getType() != RepositoryTreeNodeType.WORKINGDIR) {
 130                                 setErrorMessage(UIText.GitImportWithDirectoriesPage_SelectFolderMessage);
 131                                 return;
 132                         }
 133                 } finally {
 134                         setPageComplete(getErrorMessage() == null);
 135                 }
 136         }
 137
 138 }