org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/project/wizards/importtrace/ImportTraceWizardSelectDirectoriesPage.java

   1 /*******************************************************************************
   2  * Copyright (c) 2013 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *   Matthew Khouzam - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.ui.project.wizards.importtrace;
  14
  15 import java.io.File;
  16
  17 import org.eclipse.jface.viewers.IStructuredSelection;
  18 import org.eclipse.swt.SWT;
  19 import org.eclipse.swt.events.SelectionEvent;
  20 import org.eclipse.swt.events.SelectionListener;
  21 import org.eclipse.swt.layout.GridData;
  22 import org.eclipse.swt.layout.GridLayout;
  23 import org.eclipse.swt.widgets.Button;
  24 import org.eclipse.swt.widgets.Composite;
  25 import org.eclipse.swt.widgets.DirectoryDialog;
  26 import org.eclipse.swt.widgets.Display;
  27 import org.eclipse.swt.widgets.FileDialog;
  28 import org.eclipse.swt.widgets.Table;
  29 import org.eclipse.swt.widgets.TableItem;
  30 import org.eclipse.ui.IWorkbench;
  31
  32 /**
  33  * <b>Select the directories to scan for traces</b> this page is the second of
  34  * three pages shown. This one selects the files to be scanned.
  35  *
  36  * @author Matthew Khouzam
  37  * @since 2.0
  38  */
  39 public class ImportTraceWizardSelectDirectoriesPage extends AbstractImportTraceWizardPage {
  40
  41     /**
  42      * ID
  43      */
  44     public static String ID = "org.eclipse.linuxtools.tmf.ui.project.wizards.importtrace.ImportTraceWizardPagePopulate"; //$NON-NLS-1$
  45
  46     /**
  47      * Constructor. Creates the trace wizard page.
  48      *
  49      * @param name
  50      *            The name of the page.
  51      * @param selection
  52      *            The current selection
  53      */
  54     protected ImportTraceWizardSelectDirectoriesPage(String name, IStructuredSelection selection) {
  55         super(name, selection);
  56     }
  57
  58     /**
  59      * Constructor
  60      *
  61      * @param workbench
  62      *            The workbench reference.
  63      * @param selection
  64      *            The current selection
  65      */
  66     public ImportTraceWizardSelectDirectoriesPage(IWorkbench workbench, IStructuredSelection selection) {
  67         super(workbench, selection);
  68     }
  69
  70     @Override
  71     public void createControl(Composite parent) {
  72         super.createControl(parent);
  73         final Composite control = (Composite) this.getControl();
  74         control.setLayout(new GridLayout(2, false));
  75         control.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
  76
  77         final Table selectedFiles = new Table(control, SWT.H_SCROLL | SWT.V_SCROLL);
  78         selectedFiles.clearAll();
  79         selectedFiles.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
  80         selectedFiles.setLinesVisible(true);
  81
  82         Composite buttonArea = new Composite(control, SWT.None);
  83         buttonArea.setLayout(new GridLayout());
  84         buttonArea.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, false, false));
  85
  86         Button addFile = new Button(buttonArea, SWT.PUSH);
  87         addFile.setText(Messages.ImportTraceWizardAddFile);
  88         addFile.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false));
  89         addFile.addSelectionListener(new AddFileHandler());
  90         addFile.setAlignment(SWT.CENTER);
  91
  92         Button addDirectory = new Button(buttonArea, SWT.PUSH);
  93         addDirectory.setText(Messages.ImportTraceWizardAddDirectory);
  94         addDirectory.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false));
  95         addDirectory.addSelectionListener(new AddDirectoryHandler());
  96         addDirectory.setAlignment(SWT.CENTER);
  97
  98         Button removeFile = new Button(buttonArea, SWT.PUSH);
  99         removeFile.setText(Messages.ImportTraceWizardRemove);
 100         removeFile.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false));
 101         removeFile.addSelectionListener(new RemoveFileHandler(selectedFiles));
 102         removeFile.setAlignment(SWT.CENTER);
 103
 104 //        int maxSize = Math.max(addFile.getSize().x, Math.max(addDirectory.getSize().x, removeFile.getSize().x));
 105 //        int maxHeight = Math.max(addFile.getSize().y, Math.max(addDirectory.getSize().y, removeFile.getSize().y));
 106 //        addFile.setSize(maxSize, maxHeight);
 107 //        addDirectory.setSize(maxSize, maxHeight);
 108 //        removeFile.setSize(maxSize, maxHeight);
 109
 110         this.setTitle(Messages.ImportTraceWizardDirectoryCaption);
 111     }
 112
 113     private void updateButtons() {
 114         BatchImportTraceWizard wiz = getBatchWizard();
 115         updateTable();
 116         wiz.getContainer().updateButtons();
 117     }
 118
 119     private void updateTable() {
 120         final Table selectedFiles = (Table) ((Composite) getControl()).getChildren()[0];
 121         selectedFiles.clearAll();
 122         selectedFiles.setItemCount(0);
 123         for (String s : ((BatchImportTraceWizard) getWizard()).getFileNames()) {
 124             TableItem ti = new TableItem(selectedFiles, SWT.None);
 125             ti.setText(s);
 126         }
 127     }
 128
 129     @Override
 130     public boolean canFlipToNextPage() {
 131         final Table selectedFiles = (Table) ((Composite) getControl()).getChildren()[0];
 132         boolean canLoad = selectedFiles.getItemCount() > 0;
 133         if (canLoad) {
 134             setErrorMessage(null);
 135         } else {
 136             setErrorMessage(Messages.ImportTraceWizardDirectoryHint);
 137         }
 138         return canLoad;
 139     }
 140
 141     private final class AddFileHandler implements SelectionListener {
 142         @Override
 143         public void widgetSelected(SelectionEvent e) {
 144
 145             FileDialog dialog = new
 146                     FileDialog(Display.getCurrent().getActiveShell(), SWT.NONE);
 147             String fn = dialog.open();
 148             if (null != fn) {
 149                 File f = new File(fn);
 150                 if (f.exists()) {
 151                     getBatchWizard().addFileToScan(fn);
 152
 153                 }
 154             }
 155             updateButtons();
 156         }
 157
 158         @Override
 159         public void widgetDefaultSelected(SelectionEvent e) {
 160         }
 161     }
 162
 163     private final class AddDirectoryHandler implements SelectionListener {
 164         @Override
 165         public void widgetSelected(SelectionEvent e) {
 166
 167             // BUG BUG BUG BUG BUG IN SWT. Cannot read multiple files in a
 168             // fake directory.
 169
 170 //            FileDialog dialog = new
 171 //                    FileDialog(Display.getCurrent().getActiveShell(), SWT.OPEN |
 172 //                            SWT.MULTI);
 173 //            dialog.setFilterPath(".");
 174 //            if (null != dialog.open()) {
 175 //                for (String fn : dialog.getFileNames()) {
 176 //                    final String pathname = dialog.getFilterPath() +
 177 //                            File.separator + fn;
 178 //                    File f = new File(pathname);
 179 //                    if (f.exists()) {
 180 //                        ((BatchImportTraceWizard) getWizard()).addFile(fn, f);
 181 //                    }
 182 //                }
 183 //            }
 184
 185             DirectoryDialog dialog = new
 186                     DirectoryDialog(Display.getCurrent().getActiveShell(), SWT.NONE);
 187             String fn = dialog.open();
 188             if (null != fn) {
 189                 File f = new File(fn);
 190                 if (f.exists()) {
 191                     getBatchWizard().addFileToScan(fn);
 192
 193                 }
 194             }
 195             updateButtons();
 196         }
 197
 198         @Override
 199         public void widgetDefaultSelected(SelectionEvent e) {
 200         }
 201     }
 202
 203     private final class RemoveFileHandler implements SelectionListener {
 204         private final Table selectedFiles;
 205
 206         private RemoveFileHandler(Table selectedFiles) {
 207             this.selectedFiles = selectedFiles;
 208         }
 209
 210         @Override
 211         public void widgetSelected(SelectionEvent e) {
 212             TableItem selectedToRemove[] = selectedFiles.getSelection();
 213             for (TableItem victim : selectedToRemove) {
 214                 String victimName = victim.getText();
 215                 ((BatchImportTraceWizard) getWizard()).removeFile(victimName);
 216             }
 217             updateButtons();
 218         }
 219
 220         @Override
 221         public void widgetDefaultSelected(SelectionEvent e) {
 222         }
 223     }
 224 }