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

   1 /**********************************************************************
   2  * Copyright (c) 2005, 2008 IBM Corporation and others.
   3  * Copyright (c) 2011, 2012 Ericsson.
   4  *
   5  * All rights reserved.   This program and the accompanying materials
   6  * are made available under the terms of the Eclipse Public License v1.0
   7  * which accompanies this distribution, and is available at
   8  * http://www.eclipse.org/legal/epl-v10.html
   9  *
  10  * Contributors:
  11  * IBM - Initial API and implementation
  12  * Bernd Hufmann - Updated for TMF
  13  **********************************************************************/
  14 package org.eclipse.linuxtools.tmf.ui.views.uml2sd.handlers;
  15
  16 import org.eclipse.jface.action.Action;
  17 import org.eclipse.linuxtools.internal.tmf.ui.ITmfImageConstants;
  18 import org.eclipse.linuxtools.internal.tmf.ui.Activator;
  19 import org.eclipse.linuxtools.tmf.ui.views.uml2sd.SDView;
  20 import org.eclipse.linuxtools.tmf.ui.views.uml2sd.util.SDMessages;
  21
  22 /**
  23  * Action class implementation to move the focus to the next page of the whole sequence diagram.
  24  *
  25  * @version 1.0
  26  * @author sveyrier
  27  *
  28  */
  29 public class NextPage extends Action {
  30
  31     // ------------------------------------------------------------------------
  32     // Constants
  33     // ------------------------------------------------------------------------
  34     /**
  35      * The action ID.
  36      */
  37     public static final String ID = "org.eclipse.linuxtools.tmf.ui.views.uml2sd.handlers.nextpage"; //$NON-NLS-1$
  38
  39     // ------------------------------------------------------------------------
  40     // Attributes
  41     // ------------------------------------------------------------------------
  42     /**
  43      * The sequence diagram view reference.
  44      */
  45     protected SDView fView = null;
  46
  47     // ------------------------------------------------------------------------
  48     // Constructors
  49     // ------------------------------------------------------------------------
  50     /**
  51      * Default constructor
  52      *
  53      * @param view the view reference
  54      */
  55     public NextPage(SDView view) {
  56         super();
  57         fView = view;
  58         setText(SDMessages._36);
  59         setToolTipText(SDMessages._38);
  60         setId(ID);
  61         setImageDescriptor(Activator.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_NEXT_PAGE));
  62     }
  63
  64     // ------------------------------------------------------------------------
  65     // Operations
  66     // ------------------------------------------------------------------------
  67     /*
  68      * (non-Javadoc)
  69      * @see org.eclipse.jface.action.Action#run()
  70      */
  71      @Override
  72     public void run() {
  73         if ((fView == null) || (fView.getSDWidget()) == null) {
  74             return;
  75         }
  76         if (fView.getSDPagingProvider() != null) {
  77             fView.getSDPagingProvider().nextPage();
  78         }
  79         fView.updateCoolBar();
  80         fView.getSDWidget().redraw();
  81     }
  82 }