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Java > Open Source Codes > org > eclipse > debug > internal > ui > actions > breakpoints > RemoveBreakpointAction


1 /*******************************************************************************
2  * Copyright (c) 2000, 2006 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.debug.internal.ui.actions.breakpoints;
12
13
14 import java.util.ArrayList JavaDoc;
15 import java.util.Iterator JavaDoc;
16
17 import org.eclipse.core.resources.IWorkspaceRunnable;
18 import org.eclipse.core.resources.ResourcesPlugin;
19 import org.eclipse.core.runtime.CoreException;
20 import org.eclipse.core.runtime.IProgressMonitor;
21 import org.eclipse.core.runtime.IStatus;
22 import org.eclipse.core.runtime.Status;
23 import org.eclipse.core.runtime.jobs.Job;
24 import org.eclipse.debug.core.DebugPlugin;
25 import org.eclipse.debug.core.model.IBreakpoint;
26 import org.eclipse.debug.internal.ui.DebugUIPlugin;
27 import org.eclipse.debug.internal.ui.actions.AbstractRemoveActionDelegate;
28 import org.eclipse.debug.internal.ui.actions.ActionMessages;
29 import org.eclipse.debug.internal.ui.preferences.IDebugPreferenceConstants;
30 import org.eclipse.debug.internal.ui.views.breakpoints.BreakpointContainer;
31 import org.eclipse.debug.internal.ui.views.breakpoints.BreakpointsView;
32 import org.eclipse.debug.internal.ui.views.breakpoints.WorkingSetCategory;
33 import org.eclipse.jface.action.IAction;
34 import org.eclipse.jface.dialogs.IDialogConstants;
35 import org.eclipse.jface.dialogs.MessageDialog;
36 import org.eclipse.jface.dialogs.MessageDialogWithToggle;
37 import org.eclipse.jface.preference.IPreferenceStore;
38 import org.eclipse.jface.viewers.IStructuredSelection;
39 import org.eclipse.ui.IWorkbenchWindow;
40 import org.eclipse.ui.IWorkingSet;
41 import org.eclipse.ui.PlatformUI;
42
43 public class RemoveBreakpointAction extends AbstractRemoveActionDelegate {
44     
45     /* (non-Javadoc)
46      * @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction)
47      */

48     public void run(IAction action) {
49         IStructuredSelection selection = getSelection();
50         if (selection.isEmpty()) {
51             return;
52         }
53         final Iterator JavaDoc itr= selection.iterator();
54         final CoreException[] exception= new CoreException[1];
55         IWorkspaceRunnable runnable= new IWorkspaceRunnable() {
56             public void run(IProgressMonitor monitor) {
57                 ArrayList JavaDoc breakpointsToDelete = new ArrayList JavaDoc();
58                 ArrayList JavaDoc groupsToDelete = new ArrayList JavaDoc();
59                 boolean deleteAll = false;
60                 boolean deleteContainer = false;
61                 boolean prompted = false;
62                 while (itr.hasNext()) {
63                     Object JavaDoc next= itr.next();
64                     if (next instanceof IBreakpoint) {
65                         breakpointsToDelete.add(next);
66                     } else if (next instanceof BreakpointContainer) {
67                         //the the container is a workingset, ask if they want to delete it as well
68
BreakpointContainer bpc = (BreakpointContainer) next;
69                         if(bpc.getCategory() instanceof WorkingSetCategory) {
70                             IWorkingSet set = ((WorkingSetCategory)bpc.getCategory()).getWorkingSet();
71                             if(!prompted) {
72                                 prompted = true;
73                                 DeleteWorkingsetsMessageDialog dialog = new DeleteWorkingsetsMessageDialog(getView().getSite().getShell(),
74                                         ActionMessages.RemoveBreakpointAction_3,
75                                         null,
76                                         ActionMessages.RemoveBreakpointAction_4,
77                                         MessageDialog.QUESTION,
78                                         new String JavaDoc[] {ActionMessages.RemoveBreakpointAction_5, ActionMessages.RemoveBreakpointAction_6},
79                                         0);
80                                 if(dialog.open() == 0) {
81                                     deleteAll = dialog.deleteAllBreakpoints();
82                                     deleteContainer = dialog.deleteWorkingset();
83                                 }
84                             }
85                             if(deleteContainer) {
86                                 groupsToDelete.add(set);
87                             }
88                         }
89                         else {
90                             if(!prompted) {
91                                 IPreferenceStore store = DebugUIPlugin.getDefault().getPreferenceStore();
92                                 prompted = store.getBoolean(IDebugPreferenceConstants.PREF_PROMPT_REMOVE_BREAKPOINTS_FROM_CONTAINER);
93                                 if(prompted) {
94                                     MessageDialogWithToggle mdwt = MessageDialogWithToggle.openYesNoQuestion(getView().getSite().getShell(), ActionMessages.RemoveBreakpointAction_0,
95                                             ActionMessages.RemoveBreakpointAction_1, ActionMessages.RemoveAllBreakpointsAction_3, !prompted, null, null);
96                                     if(mdwt.getReturnCode() == IDialogConstants.NO_ID) {
97                                         deleteAll = false;
98                                     }
99                                     else {
100                                         store.setValue(IDebugPreferenceConstants.PREF_PROMPT_REMOVE_BREAKPOINTS_FROM_CONTAINER, !mdwt.getToggleState());
101                                         deleteAll = true;
102                                     }
103                                 }
104                                 else {
105                                     deleteAll = !prompted;
106                                 }
107                             }
108                         }
109                         if(deleteAll) {
110                             IBreakpoint[] breakpoints = bpc.getBreakpoints();
111                             for (int i = 0; i < breakpoints.length; i++) {
112                                 breakpointsToDelete.add(breakpoints[i]);
113                             }
114                         }
115                     }
116                 }
117                 final IBreakpoint[] breakpoints = (IBreakpoint[]) breakpointsToDelete.toArray(new IBreakpoint[0]);
118                 final IWorkingSet[] sets = (IWorkingSet[])groupsToDelete.toArray(new IWorkingSet[groupsToDelete.size()]);
119                 if(breakpoints.length > 0) {
120                     ((BreakpointsView)getView()).preserveSelection(getSelection());
121                 }
122                 new Job(ActionMessages.RemoveBreakpointAction_2) {
123                     protected IStatus run(IProgressMonitor pmonitor) {
124                         try {
125                             DebugPlugin.getDefault().getBreakpointManager().removeBreakpoints(breakpoints, true);
126                             for (int i = 0; i < sets.length; i++) {
127                                 PlatformUI.getWorkbench().getWorkingSetManager().removeWorkingSet(sets[i]);
128                             }
129                             return Status.OK_STATUS;
130                         } catch (CoreException e) {
131                             DebugUIPlugin.log(e);
132                         }
133                         return Status.CANCEL_STATUS;
134                     }
135                 }.schedule();
136             }
137         };
138         try {
139             ResourcesPlugin.getWorkspace().run(runnable, null, 0, null);
140         } catch (CoreException ce) {
141             exception[0]= ce;
142         }
143         if (exception[0] != null) {
144             IWorkbenchWindow window= DebugUIPlugin.getActiveWorkbenchWindow();
145             if (window != null) {
146                 DebugUIPlugin.errorDialog(window.getShell(), ActionMessages.RemoveBreakpointAction_Removing_a_breakpoint_4,ActionMessages.RemoveBreakpointAction_Exceptions_occurred_attempting_to_remove_a_breakpoint__5 , exception[0]);
147             } else {
148                 DebugUIPlugin.log(exception[0]);
149             }
150         }
151     }
152     
153     /* (non-Javadoc)
154      * @see org.eclipse.debug.internal.ui.actions.AbstractSelectionActionDelegate#isEnabledFor(java.lang.Object)
155      */

156     protected boolean isEnabledFor(Object JavaDoc element) {
157         if (element instanceof BreakpointContainer) {
158             if(((BreakpointContainer)element).getCategory() instanceof WorkingSetCategory) {
159                 return true;
160             }
161             return ((BreakpointContainer)element).getChildren().length > 0;
162         }
163         return super.isEnabledFor(element);
164     }
165 }
166
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