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