org.eclipse.linuxtools.lttng2.control.ui/src/org/eclipse/linuxtools/internal/lttng2/control/ui/views/dialogs/ImportConfirmationDialog.java

   1 /**********************************************************************
   2  * Copyright (c) 2012, 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  *   Bernd Hufmann - Initial API and implementation
  11  **********************************************************************/
  12 package org.eclipse.linuxtools.internal.lttng2.control.ui.views.dialogs;
  13
  14 import org.eclipse.jface.dialogs.Dialog;
  15 import org.eclipse.jface.dialogs.IDialogConstants;
  16 import org.eclipse.jface.dialogs.MessageDialog;
  17 import org.eclipse.linuxtools.internal.lttng2.control.ui.Activator;
  18 import org.eclipse.linuxtools.internal.lttng2.control.ui.views.messages.Messages;
  19 import org.eclipse.swt.SWT;
  20 import org.eclipse.swt.events.SelectionAdapter;
  21 import org.eclipse.swt.events.SelectionEvent;
  22 import org.eclipse.swt.graphics.Point;
  23 import org.eclipse.swt.layout.GridData;
  24 import org.eclipse.swt.layout.GridLayout;
  25 import org.eclipse.swt.widgets.Button;
  26 import org.eclipse.swt.widgets.Composite;
  27 import org.eclipse.swt.widgets.Control;
  28 import org.eclipse.swt.widgets.Label;
  29 import org.eclipse.swt.widgets.Shell;
  30 import org.eclipse.swt.widgets.Text;
  31
  32 /**
  33  * <p>
  34  * Dialog box for collecting session creation information.
  35  * </p>
  36  *
  37  * @author Bernd Hufmann
  38  */
  39 public class ImportConfirmationDialog extends Dialog implements IImportConfirmationDialog {
  40
  41     // ------------------------------------------------------------------------
  42     // Constants
  43     // ------------------------------------------------------------------------
  44     /**
  45      * The icon file for this dialog box.
  46      */
  47     public static final String IMPORT_ICON_FILE = "icons/elcl16/import_trace.gif"; //$NON-NLS-1$
  48
  49     // ------------------------------------------------------------------------
  50     // Attributes
  51     // ------------------------------------------------------------------------
  52     /**
  53      * The radio button for selecting the overwrite action
  54      */
  55     private Button fOverwriteButton = null;
  56     /**
  57      * The radio button for selecting the renaming action
  58      */
  59     private Button fRenameButton = null;
  60     /**
  61      * The text widget for the session name
  62      */
  63     private Text fNewTraceNameText = null;
  64     /**
  65      * The trace name which already exists in the project
  66      */
  67     private String fTraceName = null;
  68     /**
  69      * The session name string.
  70      */
  71     private String fNewTraceName = null;
  72     /**
  73      * Flag whether default location (path) shall be used or not
  74      */
  75     private boolean fIsOverride = true;
  76
  77     // ------------------------------------------------------------------------
  78     // Constructors
  79     // ------------------------------------------------------------------------
  80     /**
  81      * Constructor
  82      * @param shell - a shell for the display of the dialog
  83      */
  84     public ImportConfirmationDialog(Shell shell) {
  85         super(shell);
  86         setShellStyle(SWT.RESIZE | getShellStyle());
  87     }
  88
  89     // ------------------------------------------------------------------------
  90     // Accessors
  91     // ------------------------------------------------------------------------
  92
  93     @Override
  94     public void setTraceName(String name) {
  95         fTraceName = name;
  96     }
  97
  98     @Override
  99     public String getNewTraceName() {
 100         return fNewTraceName;
 101     }
 102
 103     @Override
 104     public boolean isOverwrite() {
 105         return fIsOverride;
 106     }
 107
 108     // ------------------------------------------------------------------------
 109     // Operations
 110     // ------------------------------------------------------------------------
 111
 112     @Override
 113     protected void configureShell(Shell newShell) {
 114         super.configureShell(newShell);
 115         newShell.setText(Messages.TraceControl_ImportDialogConfirmationTitle);
 116         newShell.setImage(Activator.getDefault().loadIcon(IMPORT_ICON_FILE));
 117     }
 118
 119     @Override
 120     protected Control createDialogArea(Composite parent) {
 121
 122         // Main dialog panel
 123        Composite dialogComposite = new Composite(parent, SWT.NONE);
 124         GridLayout layout = new GridLayout(1, true);
 125         dialogComposite.setLayout(layout);
 126         dialogComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
 127
 128         Label sessionNameLabel = new Label(dialogComposite, SWT.RIGHT);
 129         sessionNameLabel.setText(Messages.TraceControl_ImportDialogTraceAlreadyExistError + ": " + fTraceName); //$NON-NLS-1$
 130
 131         fOverwriteButton = new Button(dialogComposite, SWT.RADIO);
 132         fOverwriteButton.setText(Messages.TraceControl_ImportDialogConfirmationOverwriteLabel);
 133
 134         fOverwriteButton.addSelectionListener(new SelectionAdapter() {
 135             @Override
 136             public void widgetSelected(SelectionEvent e) {
 137                 fNewTraceNameText.setEnabled(false);
 138                 fNewTraceNameText.setText(fTraceName);
 139             }
 140         });
 141
 142         fRenameButton = new Button(dialogComposite, SWT.RADIO);
 143         fRenameButton.setText(Messages.TraceControl_ImportDialogConfirmationRenameLabel);
 144
 145         fRenameButton.addSelectionListener(new SelectionAdapter() {
 146             @Override
 147             public void widgetSelected(SelectionEvent e) {
 148                 fNewTraceNameText.setEnabled(true);
 149             }
 150         });
 151
 152         fNewTraceNameText = new Text(dialogComposite, SWT.NONE);
 153         fNewTraceNameText.setToolTipText(Messages.TraceControl_ImportDialogConfirmationNewNameLabel);
 154         fNewTraceNameText.setText(fTraceName);
 155
 156         // Default
 157         fOverwriteButton.setSelection(true);
 158         fNewTraceNameText.setEnabled(false);
 159
 160
 161         // layout widgets
 162         GridData data = new GridData(GridData.FILL_HORIZONTAL);
 163
 164         fNewTraceNameText.setLayoutData(data);
 165
 166         getShell().setMinimumSize(new Point(300, 150));
 167
 168         return dialogComposite;
 169     }
 170
 171     @Override
 172     protected void createButtonsForButtonBar(Composite parent) {
 173         createButton(parent, IDialogConstants.CANCEL_ID, "&Cancel", true); //$NON-NLS-1$
 174         createButton(parent, IDialogConstants.OK_ID, "&Ok", true); //$NON-NLS-1$
 175     }
 176
 177     @Override
 178     protected void okPressed() {
 179
 180         fIsOverride = fOverwriteButton.getSelection();
 181
 182         if (fIsOverride) {
 183             // new name is old name
 184             fNewTraceName = fTraceName;
 185         } else {
 186             fNewTraceName = fNewTraceNameText.getText();
 187         }
 188
 189         // Check for invalid names
 190         if (!fNewTraceName.matches("^[a-zA-Z0-9\\-\\_]{1,}$")) { //$NON-NLS-1$
 191             MessageDialog.openError(getShell(),
 192                     Messages.TraceControl_ImportDialogConfirmationTitle,
 193                     Messages.TraceControl_InvalidTraceNameError + " (" + fNewTraceName + ") \n");  //$NON-NLS-1$ //$NON-NLS-2$
 194             return;
 195         }
 196
 197         // validation successful -> call super.okPressed()
 198         super.okPressed();
 199     }
 200 }