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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.compare; | |
12 | ||
13 | import org.eclipse.core.runtime.Assert; | |
14 | ||
15 | import org.eclipse.jface.action.IMenuManager; | |
16 | import org.eclipse.jface.action.MenuManager; | |
17 | ||
18 | import org.eclipse.ui.PlatformUI; | |
19 | import org.eclipse.ui.actions.ActionGroup; | |
20 | ||
21 | import org.eclipse.jdt.internal.ui.IJavaHelpContextIds; | |
22 | import org.eclipse.jdt.internal.ui.javaeditor.CompilationUnitEditor; | |
23 | ||
24 | public class LocalHistoryActionGroup extends ActionGroup { | |
25 | ||
26 | private String fGroupName; | |
27 | ||
28 | private JavaHistoryAction fCompareWith; | |
29 | private JavaHistoryAction fReplaceWithPrevious; | |
30 | private JavaHistoryAction fReplaceWith; | |
31 | private JavaHistoryAction fAddFrom; | |
32 | ||
33 | public LocalHistoryActionGroup(CompilationUnitEditor editor, String groupName) { | |
34 | Assert.isNotNull(groupName); | |
35 | fGroupName= groupName; | |
36 | fCompareWith= new JavaCompareWithEditionAction(); | |
37 | fCompareWith.init(editor, | |
38 | CompareMessages.LocalHistoryActionGroup_action_compare_with, | |
39 | CompareMessages.LocalHistoryActionGroup_action_compare_with_title, | |
40 | CompareMessages.LocalHistoryActionGroup_action_compare_with_message); | |
41 | PlatformUI.getWorkbench().getHelpSystem().setHelp(fCompareWith, IJavaHelpContextIds.COMPARE_WITH_HISTORY_ACTION); | |
42 | ||
43 | fReplaceWithPrevious= new JavaReplaceWithPreviousEditionAction(); | |
44 | fReplaceWithPrevious.init(editor, | |
45 | CompareMessages.LocalHistoryActionGroup_action_replace_with_previous, | |
46 | CompareMessages.LocalHistoryActionGroup_action_replace_with_previous_title, | |
47 | CompareMessages.LocalHistoryActionGroup_action_replace_with_previous_message); | |
48 | PlatformUI.getWorkbench().getHelpSystem().setHelp(fReplaceWithPrevious, IJavaHelpContextIds.REPLACE_WITH_PREVIOUS_FROM_HISTORY_ACTION); | |
49 | ||
50 | fReplaceWith= new JavaReplaceWithEditionAction(); | |
51 | fReplaceWith.init(editor, | |
52 | CompareMessages.LocalHistoryActionGroup_action_replace_with, | |
53 | CompareMessages.LocalHistoryActionGroup_action_replace_with_title, | |
54 | CompareMessages.LocalHistoryActionGroup_action_replace_with_message); | |
55 | PlatformUI.getWorkbench().getHelpSystem().setHelp(fReplaceWith, IJavaHelpContextIds.REPLACE_WITH_HISTORY_ACTION); | |
56 | ||
57 | fAddFrom= new JavaAddElementFromHistory(); | |
58 | fAddFrom.init(editor, | |
59 | CompareMessages.LocalHistoryActionGroup_action_add, | |
60 | CompareMessages.LocalHistoryActionGroup_action_add_title, | |
61 | CompareMessages.LocalHistoryActionGroup_action_add_message); | |
62 | PlatformUI.getWorkbench().getHelpSystem().setHelp(fAddFrom, IJavaHelpContextIds.ADD_FROM_HISTORY_ACTION); | |
63 | } | |
64 | ||
65 | @Override | |
66 | public void fillContextMenu(IMenuManager menu) { | |
67 | super.fillContextMenu(menu); | |
68 | IMenuManager localMenu= new MenuManager(CompareMessages.LocalHistoryActionGroup_menu_local_history); | |
69 | int added= 0; | |
70 | added+= addAction(localMenu, fCompareWith); | |
71 | added+= addAction(localMenu, fReplaceWithPrevious); | |
72 | added+= addAction(localMenu, fReplaceWith); | |
73 | added+= addAction(localMenu, fAddFrom); | |
74 | if (added > 0) | |
75 | menu.appendToGroup(fGroupName, localMenu); | |
76 | } | |
77 | ||
78 | private int addAction(IMenuManager menu, JavaHistoryAction action) { | |
79 | action.update(); | |
80 | if (action.isEnabled()) { | |
81 | menu.add(action); | |
82 | return 1; | |
83 | } | |
84 | return 0; | |
85 | } | |
86 | } |