org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/views/uml2sd/handlers/NextPage.java

   1 /**********************************************************************
   2  * Copyright (c) 2005, 2013 IBM Corporation, Ericsson
   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  *     IBM - Initial API and implementation
  10  *     Bernd Hufmann - Updated for TMF
  11  **********************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.ui.views.uml2sd.handlers;
  14
  15 import org.eclipse.jface.action.Action;
  16 import org.eclipse.linuxtools.internal.tmf.ui.ITmfImageConstants;
  17 import org.eclipse.linuxtools.internal.tmf.ui.Activator;
  18 import org.eclipse.linuxtools.tmf.ui.views.uml2sd.SDView;
  19 import org.eclipse.linuxtools.tmf.ui.views.uml2sd.util.SDMessages;
  20
  21 /**
  22  * Action class implementation to move the focus to the next page of the whole sequence diagram.
  23  *
  24  * @version 1.0
  25  * @author sveyrier
  26  *
  27  */
  28 public class NextPage extends Action {
  29
  30     // ------------------------------------------------------------------------
  31     // Constants
  32     // ------------------------------------------------------------------------
  33     /**
  34      * The action ID.
  35      */
  36     public static final String ID = "org.eclipse.linuxtools.tmf.ui.views.uml2sd.handlers.nextpage"; //$NON-NLS-1$
  37
  38     // ------------------------------------------------------------------------
  39     // Attributes
  40     // ------------------------------------------------------------------------
  41     /**
  42      * The sequence diagram view reference.
  43      */
  44     protected SDView fView = null;
  45
  46     // ------------------------------------------------------------------------
  47     // Constructors
  48     // ------------------------------------------------------------------------
  49     /**
  50      * Default constructor
  51      *
  52      * @param view the view reference
  53      */
  54     public NextPage(SDView view) {
  55         super();
  56         fView = view;
  57         setText(SDMessages._36);
  58         setToolTipText(SDMessages._38);
  59         setId(ID);
  60         setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_NEXT_PAGE));
  61     }
  62
  63     // ------------------------------------------------------------------------
  64     // Operations
  65     // ------------------------------------------------------------------------
  66
  67      @Override
  68     public void run() {
  69         if ((fView == null) || (fView.getSDWidget()) == null) {
  70             return;
  71         }
  72         if (fView.getSDPagingProvider() != null) {
  73             fView.getSDPagingProvider().nextPage();
  74         }
  75         fView.updateCoolBar();
  76         fView.getSDWidget().redraw();
  77     }
  78 }