net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/internal/ui/actions/CompositeActionGroup.java

   1 /*******************************************************************************
   2  * Copyright (c) 2002 International Business Machines Corp. and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v0.5
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v05.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  ******************************************************************************/
  11 package net.sourceforge.phpdt.internal.ui.actions;
  12
  13 import org.eclipse.jface.action.IMenuManager;
  14 //incastrix
  15 //import org.eclipse.jface.text.Assert;
  16 import org.eclipse.core.runtime.Assert;
  17 import org.eclipse.ui.IActionBars;
  18 import org.eclipse.ui.actions.ActionContext;
  19 import org.eclipse.ui.actions.ActionGroup;
  20
  21 public class CompositeActionGroup extends ActionGroup {
  22
  23         private ActionGroup[] fGroups;
  24
  25         public CompositeActionGroup() {
  26         }
  27
  28         public CompositeActionGroup(ActionGroup[] groups) {
  29                 setGroups(groups);
  30         }
  31
  32         private void setGroups(ActionGroup[] groups) {
  33                 Assert.isTrue(fGroups == null);
  34                 Assert.isNotNull(groups);
  35                 fGroups = groups;
  36         }
  37
  38         public ActionGroup get(int index) {
  39                 if (fGroups == null)
  40                         return null;
  41                 return fGroups[index];
  42         }
  43
  44         public void addGroup(ActionGroup group) {
  45                 if (fGroups == null) {
  46                         fGroups = new ActionGroup[] { group };
  47                 } else {
  48                         ActionGroup[] newGroups = new ActionGroup[fGroups.length + 1];
  49                         System.arraycopy(fGroups, 0, newGroups, 0, fGroups.length);
  50                         newGroups[fGroups.length] = group;
  51                         fGroups = newGroups;
  52                 }
  53         }
  54
  55         public void dispose() {
  56                 super.dispose();
  57                 if (fGroups == null)
  58                         return;
  59                 for (int i = 0; i < fGroups.length; i++) {
  60                         fGroups[i].dispose();
  61                 }
  62         }
  63
  64         public void fillActionBars(IActionBars actionBars) {
  65                 super.fillActionBars(actionBars);
  66                 if (fGroups == null)
  67                         return;
  68                 for (int i = 0; i < fGroups.length; i++) {
  69                         fGroups[i].fillActionBars(actionBars);
  70                 }
  71         }
  72
  73         public void fillContextMenu(IMenuManager menu) {
  74                 super.fillContextMenu(menu);
  75                 if (fGroups == null)
  76                         return;
  77                 for (int i = 0; i < fGroups.length; i++) {
  78                         fGroups[i].fillContextMenu(menu);
  79                 }
  80         }
  81
  82         public void setContext(ActionContext context) {
  83                 super.setContext(context);
  84                 if (fGroups == null)
  85                         return;
  86                 for (int i = 0; i < fGroups.length; i++) {
  87                         fGroups[i].setContext(context);
  88                 }
  89         }
  90
  91         public void updateActionBars() {
  92                 super.updateActionBars();
  93                 if (fGroups == null)
  94                         return;
  95                 for (int i = 0; i < fGroups.length; i++) {
  96                         fGroups[i].updateActionBars();
  97                 }
  98         }
  99 }