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Viewing changes to lttng/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/internal/tmf/ui/project/wizards/tracepkg/importexport/ImportTracePackageWizardPage.java

  • Committer: Package Import Robot
  • Author(s): Jakub Adam
  • Date: 2014-05-12 18:11:40 UTC
  • mfrom: (3.1.2 sid)
  • Revision ID: package-import@ubuntu.com-20140512181140-w237r3vsah1tmybz
Tags: 2.2.1-1
* New upstream release.
* Refreshed d/patches.
* Removed eclipse-cdt-valgrind-remote package, all its functionality
  is now provided by eclipse-cdt-profiling-framework-remote.
* Added remove-license-feature.patch.
* Bump Standards-Version to 3.9.5.
* Enable eclipse-changelog package.
* Enable eclipse-rpm-editor package.

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lttng/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/internal/tmf/ui/project/wizards/tracepkg/importexport/ImportTracePackageWizardPage.java
 
1
/*******************************************************************************
 
2
 * Copyright (c) 2013 Ericsson
 
3
 *
 
4
 * All rights reserved. This program and the accompanying materials are
 
5
 * made available under the terms of the Eclipse Public License v1.0 which
 
6
 * accompanies this distribution, and is available at
 
7
 * http://www.eclipse.org/legal/epl-v10.html
 
8
 *
 
9
 * Contributors:
 
10
 *     Marc-Andre Laperle - Initial API and implementation
 
11
 *******************************************************************************/
 
12
 
 
13
package org.eclipse.linuxtools.internal.tmf.ui.project.wizards.tracepkg.importexport;
 
14
 
 
15
import java.io.File;
 
16
import java.lang.reflect.InvocationTargetException;
 
17
import java.text.MessageFormat;
 
18
import java.util.ArrayList;
 
19
import java.util.List;
 
20
 
 
21
import org.eclipse.core.resources.IProject;
 
22
import org.eclipse.core.resources.ResourcesPlugin;
 
23
import org.eclipse.core.runtime.IProgressMonitor;
 
24
import org.eclipse.core.runtime.IStatus;
 
25
import org.eclipse.jface.dialogs.IDialogConstants;
 
26
import org.eclipse.jface.dialogs.IDialogSettings;
 
27
import org.eclipse.jface.dialogs.MessageDialog;
 
28
import org.eclipse.jface.operation.IRunnableWithProgress;
 
29
import org.eclipse.jface.viewers.CheckboxTreeViewer;
 
30
import org.eclipse.jface.viewers.IStructuredSelection;
 
31
import org.eclipse.linuxtools.internal.tmf.ui.Activator;
 
32
import org.eclipse.linuxtools.internal.tmf.ui.project.model.TmfImportHelper;
 
33
import org.eclipse.linuxtools.internal.tmf.ui.project.wizards.tracepkg.AbstractTracePackageOperation;
 
34
import org.eclipse.linuxtools.internal.tmf.ui.project.wizards.tracepkg.AbstractTracePackageWizardPage;
 
35
import org.eclipse.linuxtools.internal.tmf.ui.project.wizards.tracepkg.TracePackageElement;
 
36
import org.eclipse.linuxtools.internal.tmf.ui.project.wizards.tracepkg.TracePackageFilesElement;
 
37
import org.eclipse.linuxtools.internal.tmf.ui.project.wizards.tracepkg.TracePackageTraceElement;
 
38
import org.eclipse.linuxtools.tmf.core.TmfCommonConstants;
 
39
import org.eclipse.linuxtools.tmf.ui.project.model.TmfNavigatorContentProvider;
 
40
import org.eclipse.linuxtools.tmf.ui.project.model.TmfProjectRegistry;
 
41
import org.eclipse.linuxtools.tmf.ui.project.model.TmfTraceElement;
 
42
import org.eclipse.linuxtools.tmf.ui.project.model.TmfTraceFolder;
 
43
import org.eclipse.linuxtools.tmf.ui.project.model.TraceUtils;
 
44
import org.eclipse.swt.SWT;
 
45
import org.eclipse.swt.events.SelectionAdapter;
 
46
import org.eclipse.swt.events.SelectionEvent;
 
47
import org.eclipse.swt.events.TraverseEvent;
 
48
import org.eclipse.swt.events.TraverseListener;
 
49
import org.eclipse.swt.layout.GridData;
 
50
import org.eclipse.swt.layout.GridLayout;
 
51
import org.eclipse.swt.widgets.Button;
 
52
import org.eclipse.swt.widgets.Combo;
 
53
import org.eclipse.swt.widgets.Composite;
 
54
import org.eclipse.swt.widgets.Event;
 
55
import org.eclipse.swt.widgets.Label;
 
56
import org.eclipse.swt.widgets.Listener;
 
57
import org.eclipse.swt.widgets.Text;
 
58
import org.eclipse.ui.dialogs.ElementListSelectionDialog;
 
59
import org.eclipse.ui.model.WorkbenchLabelProvider;
 
60
 
 
61
/**
 
62
 * Wizard page for the import trace package wizard
 
63
 *
 
64
 * @author Marc-Andre Laperle
 
65
 */
 
66
public class ImportTracePackageWizardPage extends AbstractTracePackageWizardPage {
 
67
 
 
68
    private static final String ICON_PATH = "icons/wizban/trace_import_wiz.png"; //$NON-NLS-1$
 
69
    private static final String PAGE_NAME = "ImportTracePackagePage"; //$NON-NLS-1$
 
70
    private static final String STORE_PROJECT_NAME_ID = PAGE_NAME + ".STORE_PROJECT_NAME_ID"; //$NON-NLS-1$
 
71
 
 
72
    private String fValidatedFilePath;
 
73
    private TmfTraceFolder fTmfTraceFolder;
 
74
    private Text fProjectText;
 
75
    private List<IProject> fOpenedTmfProjects;
 
76
 
 
77
    /**
 
78
     * Constructor for the import trace package wizard page
 
79
     *
 
80
     * @param selection
 
81
     *            the current object selection
 
82
     */
 
83
    public ImportTracePackageWizardPage(IStructuredSelection selection) {
 
84
        super(PAGE_NAME, Messages.ImportTracePackageWizardPage_Title, Activator.getDefault().getImageDescripterFromPath(ICON_PATH), selection);
 
85
 
 
86
        if (getSelection().getFirstElement() instanceof TmfTraceFolder) {
 
87
            fTmfTraceFolder = (TmfTraceFolder) getSelection().getFirstElement();
 
88
        }
 
89
    }
 
90
 
 
91
    @Override
 
92
    public void createControl(Composite parent) {
 
93
        initializeDialogUnits(parent);
 
94
 
 
95
        Composite composite = new Composite(parent, SWT.NULL);
 
96
        composite.setLayout(new GridLayout());
 
97
        composite.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_FILL
 
98
                | GridData.HORIZONTAL_ALIGN_FILL));
 
99
        composite.setFont(parent.getFont());
 
100
 
 
101
        createFilePathGroup(composite, Messages.ImportTracePackageWizardPage_FromArchive, SWT.OPEN);
 
102
        createElementViewer(composite);
 
103
        createButtonsGroup(composite);
 
104
        if (fTmfTraceFolder == null) {
 
105
            createProjectSelectionGroup(composite);
 
106
        }
 
107
 
 
108
        restoreWidgetValues();
 
109
        setMessage(Messages.ImportTracePackageWizardPage_Message);
 
110
        updatePageCompletion();
 
111
 
 
112
        setControl(composite);
 
113
    }
 
114
 
 
115
    private void createProjectSelectionGroup(Composite parent) {
 
116
 
 
117
        Composite projectSelectionGroup = new Composite(parent, SWT.NONE);
 
118
        GridLayout layout = new GridLayout();
 
119
        layout.numColumns = 3;
 
120
        projectSelectionGroup.setLayout(layout);
 
121
        projectSelectionGroup.setLayoutData(new GridData(
 
122
                GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_FILL));
 
123
 
 
124
        Label projectLabel = new Label(projectSelectionGroup, SWT.NONE);
 
125
        projectLabel.setText(Messages.ImportTracePackageWizardPage_Project);
 
126
 
 
127
        fProjectText = new Text(projectSelectionGroup, SWT.BORDER | SWT.SINGLE | SWT.READ_ONLY);
 
128
        GridData data = new GridData(GridData.HORIZONTAL_ALIGN_FILL
 
129
                | GridData.GRAB_HORIZONTAL);
 
130
        data.grabExcessHorizontalSpace = true;
 
131
        fProjectText.setLayoutData(data);
 
132
 
 
133
        fOpenedTmfProjects = TraceUtils.getOpenedTmfProjects();
 
134
 
 
135
        // No project to import to, create a default project if it doesn't exist
 
136
        if (fOpenedTmfProjects.isEmpty()) {
 
137
            IProject defaultProject = ResourcesPlugin.getWorkspace().getRoot().getProject(TmfCommonConstants.DEFAULT_TRACE_PROJECT_NAME);
 
138
            if (!defaultProject.exists()) {
 
139
                IProject project = TmfProjectRegistry.createProject(TmfCommonConstants.DEFAULT_TRACE_PROJECT_NAME, null, null);
 
140
                TmfImportHelper.forceFolderRefresh(project.getFolder(TmfTraceFolder.TRACE_FOLDER_NAME));
 
141
                fOpenedTmfProjects.add(project);
 
142
            }
 
143
        }
 
144
 
 
145
        if (!fOpenedTmfProjects.isEmpty()) {
 
146
            selectProject(fOpenedTmfProjects.get(0));
 
147
        }
 
148
 
 
149
        Button button = new Button(projectSelectionGroup,
 
150
                SWT.PUSH);
 
151
        button.setText(Messages.ImportTracePackageWizardPage_SelectProjectButton);
 
152
        button.addListener(SWT.Selection, new Listener() {
 
153
            @Override
 
154
            public void handleEvent(Event event) {
 
155
                ElementListSelectionDialog d = new ElementListSelectionDialog(getContainer().getShell(), new WorkbenchLabelProvider());
 
156
 
 
157
                d.setBlockOnOpen(true);
 
158
                d.setTitle(Messages.ImportTracePackageWizardPage_SelectProjectDialogTitle);
 
159
 
 
160
                d.setElements(fOpenedTmfProjects.toArray(new IProject[] {}));
 
161
 
 
162
                d.open();
 
163
                if (d.getFirstResult() != null) {
 
164
                    IProject project = (IProject) d.getFirstResult();
 
165
                    selectProject(project);
 
166
                }
 
167
            }
 
168
        });
 
169
        setButtonLayoutData(button);
 
170
    }
 
171
 
 
172
    @Override
 
173
    protected void restoreWidgetValues() {
 
174
        super.restoreWidgetValues();
 
175
        IDialogSettings settings = getDialogSettings();
 
176
        if (settings != null && fProjectText != null) {
 
177
 
 
178
            // Restore last selected project
 
179
            String projectName = settings.get(STORE_PROJECT_NAME_ID);
 
180
            if (projectName != null && !projectName.isEmpty()) {
 
181
                for (IProject project : fOpenedTmfProjects) {
 
182
                    if (project.getName().equals(projectName)) {
 
183
                        selectProject(project);
 
184
                        break;
 
185
                    }
 
186
                }
 
187
            }
 
188
        }
 
189
    }
 
190
 
 
191
    @Override
 
192
    protected void saveWidgetValues() {
 
193
        super.saveWidgetValues();
 
194
 
 
195
        IDialogSettings settings = getDialogSettings();
 
196
        if (settings != null) {
 
197
            settings.put(STORE_PROJECT_NAME_ID, fTmfTraceFolder.getProject().getResource().getName());
 
198
        }
 
199
    }
 
200
 
 
201
    private void selectProject(IProject project) {
 
202
        fProjectText.setText(project.getName());
 
203
        new TmfNavigatorContentProvider().getChildren(project);
 
204
        fTmfTraceFolder = TmfProjectRegistry.getProject(project).getTracesFolder();
 
205
        updatePageCompletion();
 
206
    }
 
207
 
 
208
    @Override
 
209
    protected boolean determinePageCompletion() {
 
210
        return super.determinePageCompletion() && fTmfTraceFolder != null;
 
211
    }
 
212
 
 
213
    @Override
 
214
    protected Object createElementViewerInput() {
 
215
 
 
216
        final TracePackageExtractManifestOperation op = new TracePackageExtractManifestOperation(getFilePathValue());
 
217
 
 
218
        try {
 
219
            getContainer().run(true, true, new IRunnableWithProgress() {
 
220
 
 
221
                @Override
 
222
                public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
 
223
                    monitor.beginTask(Messages.ImportTracePackageWizardPage_ReadingPackage, 10);
 
224
                    op.run(monitor);
 
225
                    monitor.done();
 
226
                }
 
227
 
 
228
            });
 
229
 
 
230
            IStatus status = op.getStatus();
 
231
            if (status.getSeverity() == IStatus.ERROR) {
 
232
                handleErrorStatus(status);
 
233
            }
 
234
        } catch (InvocationTargetException e1) {
 
235
            handleError(Messages.TracePackageExtractManifestOperation_ErrorReadingManifest, e1);
 
236
        } catch (InterruptedException e1) {
 
237
            // Canceled
 
238
        }
 
239
 
 
240
        TracePackageElement[] resultElements = op.getResultElement();
 
241
        if (resultElements == null || resultElements.length == 0) {
 
242
            return null;
 
243
        }
 
244
 
 
245
        return resultElements;
 
246
    }
 
247
 
 
248
    @Override
 
249
    protected void createFilePathGroup(Composite parent, String label, int fileDialogStyle) {
 
250
        super.createFilePathGroup(parent, label, fileDialogStyle);
 
251
 
 
252
        Combo filePathCombo = getFilePathCombo();
 
253
        filePathCombo.addSelectionListener(new SelectionAdapter() {
 
254
            @Override
 
255
            public void widgetSelected(SelectionEvent e) {
 
256
                updateWithFilePathSelection();
 
257
            }
 
258
        });
 
259
 
 
260
        // User can type-in path and press return to validate
 
261
        filePathCombo.addTraverseListener(new TraverseListener() {
 
262
            @Override
 
263
            public void keyTraversed(TraverseEvent e) {
 
264
                if (e.detail == SWT.TRAVERSE_RETURN) {
 
265
                    e.doit = false;
 
266
                    updateWithFilePathSelection();
 
267
                }
 
268
            }
 
269
        });
 
270
    }
 
271
 
 
272
    @Override
 
273
    protected void updateWithFilePathSelection() {
 
274
        if (!isFilePathValid()) {
 
275
            setErrorMessage(Messages.ImportTracePackageWizardPage_ErrorFileNotFound);
 
276
            getElementViewer().setInput(null);
 
277
            return;
 
278
        }
 
279
        setErrorMessage(null);
 
280
 
 
281
        getContainer().getShell().getDisplay().asyncExec(new Runnable() {
 
282
            @Override
 
283
            public void run() {
 
284
                CheckboxTreeViewer elementViewer = getElementViewer();
 
285
                Object elementViewerInput = createElementViewerInput();
 
286
                elementViewer.setInput(elementViewerInput);
 
287
                if (elementViewerInput != null) {
 
288
                    elementViewer.expandToLevel(2);
 
289
                    setAllChecked(elementViewer, false, true);
 
290
                    fValidatedFilePath = getFilePathValue();
 
291
                }
 
292
 
 
293
                updatePageCompletion();
 
294
            }
 
295
        });
 
296
    }
 
297
 
 
298
    private boolean isFilePathValid() {
 
299
        return new File(getFilePathValue()).exists();
 
300
    }
 
301
 
 
302
    /**
 
303
     * Finish the wizard page
 
304
     *
 
305
     * @return true on success
 
306
     */
 
307
    public boolean finish() {
 
308
        if (!checkForOverwrite()) {
 
309
            return false;
 
310
        }
 
311
 
 
312
        saveWidgetValues();
 
313
 
 
314
        Object input = getElementViewer().getInput();
 
315
        TracePackageElement[] traceElements = (TracePackageElement[]) input;
 
316
        final TracePackageImportOperation importOperation = new TracePackageImportOperation(fValidatedFilePath, traceElements, fTmfTraceFolder);
 
317
 
 
318
        try {
 
319
            getContainer().run(true, true, new IRunnableWithProgress() {
 
320
                @Override
 
321
                public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
 
322
                    importOperation.run(monitor);
 
323
                }
 
324
            });
 
325
 
 
326
            IStatus status = importOperation.getStatus();
 
327
            if (status.getSeverity() == IStatus.ERROR) {
 
328
                handleErrorStatus(status);
 
329
            }
 
330
 
 
331
        } catch (InvocationTargetException e) {
 
332
            handleError(Messages.ImportTracePackageWizardPage_ErrorOperation, e);
 
333
        } catch (InterruptedException e) {
 
334
        }
 
335
 
 
336
        return importOperation.getStatus().getSeverity() == IStatus.OK;
 
337
    }
 
338
 
 
339
    private boolean checkForOverwrite() {
 
340
        TracePackageElement[] traceElements = (TracePackageElement[]) getElementViewer().getInput();
 
341
        List<TracePackageTraceElement> noImportTraces = new ArrayList<TracePackageTraceElement>();
 
342
        boolean noToAll = false;
 
343
        for (TracePackageElement packageElement : traceElements) {
 
344
            TracePackageTraceElement traceElement = (TracePackageTraceElement) packageElement;
 
345
            if (!AbstractTracePackageOperation.isFilesChecked(traceElement)) {
 
346
                continue;
 
347
            }
 
348
 
 
349
            if (noToAll) {
 
350
                noImportTraces.add(traceElement);
 
351
                continue;
 
352
            }
 
353
 
 
354
            String traceName = traceElement.getText();
 
355
            if (traceExists(traceName)) {
 
356
                int returnCode = promptForOverwrite(traceName);
 
357
                final String[] response = new String[] { IDialogConstants.NO_TO_ALL_LABEL, IDialogConstants.NO_LABEL, IDialogConstants.YES_TO_ALL_LABEL, IDialogConstants.YES_LABEL };
 
358
                if (response[returnCode].equals(IDialogConstants.YES_TO_ALL_LABEL)) {
 
359
                    break;
 
360
                } else if (response[returnCode].equals(IDialogConstants.NO_TO_ALL_LABEL)) {
 
361
                    noToAll = true;
 
362
                    noImportTraces.add(traceElement);
 
363
                } else if (response[returnCode].equals(IDialogConstants.NO_LABEL)) {
 
364
                    noImportTraces.add(traceElement);
 
365
                }
 
366
            }
 
367
        }
 
368
 
 
369
        // Unselect the traces that the user decided not to import
 
370
        for (TracePackageTraceElement t : noImportTraces) {
 
371
            for (TracePackageElement e : t.getChildren()) {
 
372
                if (e instanceof TracePackageFilesElement) {
 
373
                    ((TracePackageFilesElement) e).setChecked(false);
 
374
                }
 
375
            }
 
376
        }
 
377
 
 
378
        return true;
 
379
    }
 
380
 
 
381
    private boolean traceExists(String traceName) {
 
382
        List<TmfTraceElement> traces = fTmfTraceFolder.getTraces();
 
383
        for (TmfTraceElement t : traces) {
 
384
            if (t.getName().equals(traceName)) {
 
385
                return true;
 
386
            }
 
387
        }
 
388
 
 
389
        return false;
 
390
    }
 
391
 
 
392
    private int promptForOverwrite(String traceName) {
 
393
        final MessageDialog dialog = new MessageDialog(getContainer()
 
394
                .getShell(), null, null, MessageFormat.format(Messages.ImportTracePackageWizardPage_AlreadyExists, traceName),
 
395
                MessageDialog.QUESTION, new String[] {
 
396
                        IDialogConstants.NO_TO_ALL_LABEL,
 
397
                        IDialogConstants.NO_LABEL,
 
398
                        IDialogConstants.YES_TO_ALL_LABEL,
 
399
                        IDialogConstants.YES_LABEL,
 
400
                }, 3) {
 
401
            @Override
 
402
            protected int getShellStyle() {
 
403
                return super.getShellStyle() | SWT.SHEET;
 
404
            }
 
405
        };
 
406
        return dialog.open();
 
407
    }
 
408
}