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Case Study: adding data and statistics
[ifi-stolz-refaktor.git] / case-study / jdt-before / ui / org / eclipse / jdt / internal / ui / preferences / formatter / ModifyDialog.java
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1b2798f6
EK		 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 *******************************************************************************/
11package org.eclipse.jdt.internal.ui.preferences.formatter;
12
13import java.io.File;
14import java.util.ArrayList;
15import java.util.Collection;
16import java.util.HashMap;
17import java.util.Iterator;
18import java.util.List;
19import java.util.Map;
20import java.util.Map.Entry;
21
22import org.eclipse.swt.SWT;
23import org.eclipse.swt.events.SelectionEvent;
24import org.eclipse.swt.events.SelectionListener;
25import org.eclipse.swt.graphics.Point;
26import org.eclipse.swt.graphics.Rectangle;
27import org.eclipse.swt.layout.GridData;
28import org.eclipse.swt.layout.GridLayout;
29import org.eclipse.swt.widgets.Button;
30import org.eclipse.swt.widgets.Composite;
31import org.eclipse.swt.widgets.Control;
32import org.eclipse.swt.widgets.FileDialog;
33import org.eclipse.swt.widgets.Label;
34import org.eclipse.swt.widgets.Shell;
35import org.eclipse.swt.widgets.TabFolder;
36import org.eclipse.swt.widgets.TabItem;
37
38import org.eclipse.core.runtime.CoreException;
39import org.eclipse.core.runtime.IStatus;
40import org.eclipse.core.runtime.Platform;
41import org.eclipse.core.runtime.Status;
42import org.eclipse.core.runtime.content.IContentType;
43
44import org.eclipse.jface.dialogs.IDialogConstants;
45import org.eclipse.jface.dialogs.IDialogSettings;
46import org.eclipse.jface.dialogs.MessageDialog;
47import org.eclipse.jface.dialogs.StatusDialog;
48
49import org.eclipse.ui.PlatformUI;
50
51import org.eclipse.jdt.internal.corext.util.Messages;
52
53import org.eclipse.jdt.ui.JavaUI;
54
55import org.eclipse.jdt.internal.ui.JavaPlugin;
56import org.eclipse.jdt.internal.ui.dialogs.StatusInfo;
57import org.eclipse.jdt.internal.ui.preferences.formatter.ProfileManager.CustomProfile;
58import org.eclipse.jdt.internal.ui.preferences.formatter.ProfileManager.Profile;
59import org.eclipse.jdt.internal.ui.util.ExceptionHandler;
60import org.eclipse.jdt.internal.ui.viewsupport.BasicElementLabels;
61import org.eclipse.jdt.internal.ui.wizards.dialogfields.DialogField;
62import org.eclipse.jdt.internal.ui.wizards.dialogfields.IDialogFieldListener;
63import org.eclipse.jdt.internal.ui.wizards.dialogfields.StringDialogField;
64
65public abstract class ModifyDialog extends StatusDialog implements IModifyDialogTabPage.IModificationListener {
66
67 /**
68 * The keys to retrieve the preferred area from the dialog settings.
69 */
70 private static final String DS_KEY_PREFERRED_WIDTH= "modify_dialog.preferred_width"; //$NON-NLS-1$
71 private static final String DS_KEY_PREFERRED_HEIGHT= "modify_dialog.preferred_height"; //$NON-NLS-1$
72 private static final String DS_KEY_PREFERRED_X= "modify_dialog.preferred_x"; //$NON-NLS-1$
73 private static final String DS_KEY_PREFERRED_Y= "modify_dialog.preferred_y"; //$NON-NLS-1$
74
75
76 /**
77 * The key to store the number (beginning at 0) of the tab page which had the
78 * focus last time.
79 */
80 private static final String DS_KEY_LAST_FOCUS= "modify_dialog.last_focus"; //$NON-NLS-1$
81
82 private static final int APPLAY_BUTTON_ID= IDialogConstants.CLIENT_ID;
83 private static final int SAVE_BUTTON_ID= IDialogConstants.CLIENT_ID + 1;
84
85 private final String fKeyPreferredWidth;
86 private final String fKeyPreferredHight;
87 private final String fKeyPreferredX;
88 private final String fKeyPreferredY;
89 private final String fKeyLastFocus;
90 private final String fLastSaveLoadPathKey;
91 private final ProfileStore fProfileStore;
92 private final boolean fNewProfile;
93 private Profile fProfile;
94 private final Map<String, String> fWorkingValues;
95 private final List<IModifyDialogTabPage> fTabPages;
96 private final IDialogSettings fDialogSettings;
97 private TabFolder fTabFolder;
98 private final ProfileManager fProfileManager;
99 private Button fApplyButton;
100 private Button fSaveButton;
101 private StringDialogField fProfileNameField;
102
103 public ModifyDialog(Shell parentShell, Profile profile, ProfileManager profileManager, ProfileStore profileStore, boolean newProfile, String dialogPreferencesKey, String lastSavePathKey) {
104 super(parentShell);
105
106 fProfileStore= profileStore;
107 fLastSaveLoadPathKey= lastSavePathKey;
108
109 fKeyPreferredWidth= JavaUI.ID_PLUGIN + dialogPreferencesKey + DS_KEY_PREFERRED_WIDTH;
110 fKeyPreferredHight= JavaUI.ID_PLUGIN + dialogPreferencesKey + DS_KEY_PREFERRED_HEIGHT;
111 fKeyPreferredX= JavaUI.ID_PLUGIN + dialogPreferencesKey + DS_KEY_PREFERRED_X;
112 fKeyPreferredY= JavaUI.ID_PLUGIN + dialogPreferencesKey + DS_KEY_PREFERRED_Y;
113 fKeyLastFocus= JavaUI.ID_PLUGIN + dialogPreferencesKey + DS_KEY_LAST_FOCUS;
114
115 fProfileManager= profileManager;
116 fNewProfile= newProfile;
117
118 fProfile= profile;
119 setTitle(Messages.format(FormatterMessages.ModifyDialog_dialog_title, profile.getName()));
120 fWorkingValues= new HashMap<String, String>(fProfile.getSettings());
121 setStatusLineAboveButtons(false);
122 fTabPages= new ArrayList<IModifyDialogTabPage>();
123 fDialogSettings= JavaPlugin.getDefault().getDialogSettings();
124 }
125
126 /*
127 * @see org.eclipse.jface.dialogs.Dialog#isResizable()
128 * @since 3.4
129 */
130 @Override
131 protected boolean isResizable() {
132 return true;
133 }
134
135 protected abstract void addPages(Map<String, String> values);
136
137 @Override
138 public void create() {
139 super.create();
140 int lastFocusNr= 0;
141 try {
142 lastFocusNr= fDialogSettings.getInt(fKeyLastFocus);
143 if (lastFocusNr < 0) lastFocusNr= 0;
144 if (lastFocusNr > fTabPages.size() - 1) lastFocusNr= fTabPages.size() - 1;
145 } catch (NumberFormatException x) {
146 lastFocusNr= 0;
147 }
148
149 if (!fNewProfile) {
150 fTabFolder.setSelection(lastFocusNr);
151 ((IModifyDialogTabPage)fTabFolder.getSelection()[0].getData()).setInitialFocus();
152 }
153 }
154
155
156
157 @Override
158 protected Control createDialogArea(Composite parent) {
159
160 final Composite composite= (Composite)super.createDialogArea(parent);
161
162 Composite nameComposite= new Composite(composite, SWT.NONE);
163 nameComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
164 nameComposite.setLayout(new GridLayout(3, false));
165
166 fProfileNameField= new StringDialogField();
167 fProfileNameField.setLabelText(FormatterMessages.ModifyDialog_ProfileName_Label);
168 fProfileNameField.setText(fProfile.getName());
169 fProfileNameField.getLabelControl(nameComposite).setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false));
170 fProfileNameField.getTextControl(nameComposite).setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
171 fProfileNameField.setDialogFieldListener(new IDialogFieldListener() {
172 public void dialogFieldChanged(DialogField field) {
173 doValidate();
174 }
175 });
176
177 fSaveButton= createButton(nameComposite, SAVE_BUTTON_ID, FormatterMessages.ModifyDialog_Export_Button, false);
178
179 fTabFolder = new TabFolder(composite, SWT.NONE);
180 fTabFolder.setFont(composite.getFont());
181 fTabFolder.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
182
183 addPages(fWorkingValues);
184
185 applyDialogFont(composite);
186
187 fTabFolder.addSelectionListener(new SelectionListener() {
188 public void widgetDefaultSelected(SelectionEvent e) {}
189 public void widgetSelected(SelectionEvent e) {
190 final TabItem tabItem= (TabItem)e.item;
191 final IModifyDialogTabPage page= (IModifyDialogTabPage)tabItem.getData();
192 // page.fSashForm.setWeights();
193 fDialogSettings.put(fKeyLastFocus, fTabPages.indexOf(page));
194 page.makeVisible();
195 }
196 });
197
198 doValidate();
199
200 PlatformUI.getWorkbench().getHelpSystem().setHelp(composite, getHelpContextId());
201
202 return composite;
203 }
204
205 /**
206 * Returns the context ID for the Help system
207 *
208 * @return the string used as ID for the Help context
209 * @since 3.5
210 */
211 protected abstract String getHelpContextId();
212
213 @Override
214 public void updateStatus(IStatus status) {
215 if (status == null) {
216 doValidate();
217 } else {
218 super.updateStatus(status);
219 }
220 }
221
222 /* (non-Javadoc)
223 * @see org.eclipse.jface.window.Window#getInitialSize()
224 */
225 @Override
226 protected Point getInitialSize() {
227 Point initialSize= super.getInitialSize();
228 try {
229 int lastWidth= fDialogSettings.getInt(fKeyPreferredWidth);
230 if (initialSize.x > lastWidth)
231 lastWidth= initialSize.x;
232 int lastHeight= fDialogSettings.getInt(fKeyPreferredHight);
233 if (initialSize.y > lastHeight)
234 lastHeight= initialSize.y;
235 return new Point(lastWidth, lastHeight);
236 } catch (NumberFormatException ex) {
237 }
238 return initialSize;
239 }
240
241 /* (non-Javadoc)
242 * @see org.eclipse.jface.window.Window#getInitialLocation(org.eclipse.swt.graphics.Point)
243 */
244 @Override
245 protected Point getInitialLocation(Point initialSize) {
246 try {
247 return new Point(fDialogSettings.getInt(fKeyPreferredX), fDialogSettings.getInt(fKeyPreferredY));
248 } catch (NumberFormatException ex) {
249 return super.getInitialLocation(initialSize);
250 }
251 }
252
253 @Override
254 public boolean close() {
255 final Rectangle shell= getShell().getBounds();
256
257 fDialogSettings.put(fKeyPreferredWidth, shell.width);
258 fDialogSettings.put(fKeyPreferredHight, shell.height);
259 fDialogSettings.put(fKeyPreferredX, shell.x);
260 fDialogSettings.put(fKeyPreferredY, shell.y);
261
262 return super.close();
263 }
264
265 /* (non-Javadoc)
266 * @see org.eclipse.jface.dialogs.Dialog#okPressed()
267 */
268 @Override
269 protected void okPressed() {
270 applyPressed();
271 super.okPressed();
272 }
273
274 @Override
275 protected void buttonPressed(int buttonId) {
276 if (buttonId == APPLAY_BUTTON_ID) {
277 applyPressed();
278 setTitle(Messages.format(FormatterMessages.ModifyDialog_dialog_title, fProfile.getName()));
279 } else if (buttonId == SAVE_BUTTON_ID) {
280 saveButtonPressed();
281 } else {
282 super.buttonPressed(buttonId);
283 }
284 }
285
286 private void applyPressed() {
287 if (!fProfile.getName().equals(fProfileNameField.getText())) {
288 fProfile= fProfile.rename(fProfileNameField.getText(), fProfileManager);
289 }
290 fProfile.setSettings(new HashMap<String, String>(fWorkingValues));
291 fProfileManager.setSelected(fProfile);
292 doValidate();
293 }
294
295 private void saveButtonPressed() {
296 Profile selected= new CustomProfile(fProfileNameField.getText(), new HashMap<String, String>(fWorkingValues), fProfile.getVersion(), fProfileManager.getProfileVersioner().getProfileKind());
297
298 final FileDialog dialog= new FileDialog(getShell(), SWT.SAVE);
299 dialog.setText(FormatterMessages.CodingStyleConfigurationBlock_save_profile_dialog_title);
300 dialog.setFilterExtensions(new String [] {"*.xml"}); //$NON-NLS-1$
301
302 final String lastPath= JavaPlugin.getDefault().getDialogSettings().get(fLastSaveLoadPathKey + ".savepath"); //$NON-NLS-1$
303 if (lastPath != null) {
304 dialog.setFilterPath(lastPath);
305 }
306 final String path= dialog.open();
307 if (path == null)
308 return;
309
310 JavaPlugin.getDefault().getDialogSettings().put(fLastSaveLoadPathKey + ".savepath", dialog.getFilterPath()); //$NON-NLS-1$
311
312 final File file= new File(path);
313 if (file.exists() && !MessageDialog.openQuestion(getShell(), FormatterMessages.CodingStyleConfigurationBlock_save_profile_overwrite_title, Messages.format(FormatterMessages.CodingStyleConfigurationBlock_save_profile_overwrite_message, BasicElementLabels.getPathLabel(file)))) {
314 return;
315 }
316 String encoding= ProfileStore.ENCODING;
317 final IContentType type= Platform.getContentTypeManager().getContentType("org.eclipse.core.runtime.xml"); //$NON-NLS-1$
318 if (type != null)
319 encoding= type.getDefaultCharset();
320 final Collection<Profile> profiles= new ArrayList<Profile>();
321 profiles.add(selected);
322 try {
323 fProfileStore.writeProfilesToFile(profiles, file, encoding);
324 } catch (CoreException e) {
325 final String title= FormatterMessages.CodingStyleConfigurationBlock_save_profile_error_title;
326 final String message= FormatterMessages.CodingStyleConfigurationBlock_save_profile_error_message;
327 ExceptionHandler.handle(e, getShell(), title, message);
328 }
329 }
330
331 @Override
332 protected void createButtonsForButtonBar(Composite parent) {
333 fApplyButton= createButton(parent, APPLAY_BUTTON_ID, FormatterMessages.ModifyDialog_apply_button, false);
334 fApplyButton.setEnabled(false);
335
336 GridLayout layout= (GridLayout) parent.getLayout();
337 layout.numColumns++;
338 layout.makeColumnsEqualWidth= false;
339 Label label= new Label(parent, SWT.NONE);
340 GridData data= new GridData();
341 data.widthHint= layout.horizontalSpacing;
342 label.setLayoutData(data);
343 super.createButtonsForButtonBar(parent);
344 }
345
346 protected final void addTabPage(String title, IModifyDialogTabPage tabPage) {
347 final TabItem tabItem= new TabItem(fTabFolder, SWT.NONE);
348 applyDialogFont(tabItem.getControl());
349 tabItem.setText(title);
350 tabItem.setData(tabPage);
351 tabItem.setControl(tabPage.createContents(fTabFolder));
352 fTabPages.add(tabPage);
353 }
354
355 public void valuesModified() {
356 doValidate();
357 }
358
359 @Override
360 protected void updateButtonsEnableState(IStatus status) {
361 super.updateButtonsEnableState(status);
362 if (fApplyButton != null && !fApplyButton.isDisposed()) {
363 fApplyButton.setEnabled(hasChanges() && !status.matches(IStatus.ERROR));
364 }
365 if (fSaveButton != null && !fSaveButton.isDisposed()) {
366 fSaveButton.setEnabled(!validateProfileName().matches(IStatus.ERROR));
367 }
368 }
369
370 private void doValidate() {
371 String name= fProfileNameField.getText().trim();
372 if (name.equals(fProfile.getName()) && fProfile.hasEqualSettings(fWorkingValues, fWorkingValues.keySet())) {
373 updateStatus(StatusInfo.OK_STATUS);
374 return;
375 }
376
377 IStatus status= validateProfileName();
378 if (status.matches(IStatus.ERROR)) {
379 updateStatus(status);
380 return;
381 }
382
383 if (!name.equals(fProfile.getName()) && fProfileManager.containsName(name)) {
384 updateStatus(new Status(IStatus.ERROR, JavaUI.ID_PLUGIN, FormatterMessages.ModifyDialog_Duplicate_Status));
385 return;
386 }
387
388 if (fProfile.isBuiltInProfile() || fProfile.isSharedProfile()) {
389 updateStatus(new Status(IStatus.INFO, JavaUI.ID_PLUGIN, FormatterMessages.ModifyDialog_NewCreated_Status));
390 return;
391 }
392
393 updateStatus(StatusInfo.OK_STATUS);
394 }
395
396 private IStatus validateProfileName() {
397 final String name= fProfileNameField.getText().trim();
398
399 if (fProfile.isBuiltInProfile()) {
400 if (fProfile.getName().equals(name)) {
401 return new Status(IStatus.ERROR, JavaUI.ID_PLUGIN, FormatterMessages.ModifyDialog_BuiltIn_Status);
402 }
403 }
404
405 if (fProfile.isSharedProfile()) {
406 if (fProfile.getName().equals(name)) {
407 return new Status(IStatus.ERROR, JavaUI.ID_PLUGIN, FormatterMessages.ModifyDialog_Shared_Status);
408 }
409 }
410
411 if (name.length() == 0) {
412 return new Status(IStatus.ERROR, JavaUI.ID_PLUGIN, FormatterMessages.ModifyDialog_EmptyName_Status);
413 }
414
415 return StatusInfo.OK_STATUS;
416 }
417
418 private boolean hasChanges() {
419 if (!fProfileNameField.getText().trim().equals(fProfile.getName()))
420 return true;
421
422 Iterator<Entry<String, String>> iter= fProfile.getSettings().entrySet().iterator();
423 for (;iter.hasNext();) {
424 Entry<String, String> curr= iter.next();
425 if (!fWorkingValues.get(curr.getKey()).equals(curr.getValue())) {
426 return true;
427 }
428 }
429 return false;
430 }
431
432}
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