case-study/jdt-after/ui/org/eclipse/jdt/internal/ui/typehierarchy/ToggleOrientationAction.java

   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2011 IBM Corporation and others.
   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 Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package org.eclipse.jdt.internal.ui.typehierarchy;
  12
  13 import org.eclipse.core.runtime.Assert;
  14
  15 import org.eclipse.jface.action.Action;
  16
  17 import org.eclipse.ui.PlatformUI;
  18
  19 import org.eclipse.jdt.ui.ITypeHierarchyViewPart;
  20
  21 import org.eclipse.jdt.internal.ui.IJavaHelpContextIds;
  22 import org.eclipse.jdt.internal.ui.JavaPluginImages;
  23
  24 /**
  25  * Toggles the orientationof the layout of the type hierarchy
  26  */
  27 public class ToggleOrientationAction extends Action {
  28
  29         private ITypeHierarchyViewPart fView;
  30         private int fActionOrientation;
  31
  32         public ToggleOrientationAction(ITypeHierarchyViewPart v, int orientation) {
  33                 super("", AS_RADIO_BUTTON); //$NON-NLS-1$
  34                 if (orientation == ITypeHierarchyViewPart.VIEW_LAYOUT_HORIZONTAL) {
  35                         setText(TypeHierarchyMessages.ToggleOrientationAction_horizontal_label);
  36                         setDescription(TypeHierarchyMessages.ToggleOrientationAction_horizontal_description);
  37                         setToolTipText(TypeHierarchyMessages.ToggleOrientationAction_horizontal_tooltip);
  38                         JavaPluginImages.setLocalImageDescriptors(this, "th_horizontal.gif"); //$NON-NLS-1$
  39                 } else if (orientation == ITypeHierarchyViewPart.VIEW_LAYOUT_VERTICAL) {
  40                         setText(TypeHierarchyMessages.ToggleOrientationAction_vertical_label);
  41                         setDescription(TypeHierarchyMessages.ToggleOrientationAction_vertical_description);
  42                         setToolTipText(TypeHierarchyMessages.ToggleOrientationAction_vertical_tooltip);
  43                         JavaPluginImages.setLocalImageDescriptors(this, "th_vertical.gif"); //$NON-NLS-1$
  44                 } else if (orientation == ITypeHierarchyViewPart.VIEW_LAYOUT_AUTOMATIC) {
  45                         setText(TypeHierarchyMessages.ToggleOrientationAction_automatic_label);
  46                         setDescription(TypeHierarchyMessages.ToggleOrientationAction_automatic_description);
  47                         setToolTipText(TypeHierarchyMessages.ToggleOrientationAction_automatic_tooltip);
  48                         JavaPluginImages.setLocalImageDescriptors(this, "th_automatic.gif"); //$NON-NLS-1$
  49                 } else if (orientation == ITypeHierarchyViewPart.VIEW_LAYOUT_SINGLE) {
  50                         setText(TypeHierarchyMessages.ToggleOrientationAction_single_label);
  51                         setDescription(TypeHierarchyMessages.ToggleOrientationAction_single_description);
  52                         setToolTipText(TypeHierarchyMessages.ToggleOrientationAction_single_tooltip);
  53                         JavaPluginImages.setLocalImageDescriptors(this, "th_single.gif"); //$NON-NLS-1$
  54                 } else {
  55                         Assert.isTrue(false);
  56                 }
  57                 fView= v;
  58                 fActionOrientation= orientation;
  59                 PlatformUI.getWorkbench().getHelpSystem().setHelp(this, IJavaHelpContextIds.TOGGLE_ORIENTATION_ACTION);
  60         }
  61
  62         public int getOrientation() {
  63                 return fActionOrientation;
  64         }
  65
  66         /*
  67          * @see Action#actionPerformed
  68          */
  69         @Override
  70         public void run() {
  71                 if (isChecked()) {
  72                         fView.setViewLayout(fActionOrientation);
  73                 }
  74         }
  75
  76 }