Source Code Cross Referenced for EnvironmentSection.java in  » IDE-Eclipse » Eclipse-plug-in-development » org » eclipse » pde » internal » ui » editor » target » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » IDE Eclipse » Eclipse plug in development » org.eclipse.pde.internal.ui.editor.target 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*******************************************************************************
002:         * Copyright (c) 2005, 2007 IBM Corporation and others.
003:         * All rights reserved. This program and the accompanying materials
004:         * are made available under the terms of the Eclipse Public License v1.0
005:         * which accompanies this distribution, and is available at
006:         * http://www.eclipse.org/legal/epl-v10.html
007:         *
008:         * Contributors:
009:         *     IBM Corporation - initial API and implementation
010:         *******************************************************************************/package org.eclipse.pde.internal.ui.editor.target;
011:
012:        import java.lang.reflect.InvocationTargetException;
013:        import java.util.Locale;
014:        import java.util.StringTokenizer;
015:        import java.util.TreeSet;
016:
017:        import org.eclipse.core.runtime.IProgressMonitor;
018:        import org.eclipse.core.runtime.Platform;
019:        import org.eclipse.jface.operation.IRunnableWithProgress;
020:        import org.eclipse.pde.core.IModelChangedEvent;
021:        import org.eclipse.pde.internal.core.itarget.IEnvironmentInfo;
022:        import org.eclipse.pde.internal.core.itarget.ITarget;
023:        import org.eclipse.pde.internal.core.itarget.ITargetModel;
024:        import org.eclipse.pde.internal.ui.PDEPlugin;
025:        import org.eclipse.pde.internal.ui.PDEUIMessages;
026:        import org.eclipse.pde.internal.ui.editor.FormLayoutFactory;
027:        import org.eclipse.pde.internal.ui.editor.PDEFormPage;
028:        import org.eclipse.pde.internal.ui.editor.PDESection;
029:        import org.eclipse.pde.internal.ui.parts.ComboPart;
030:        import org.eclipse.swt.SWT;
031:        import org.eclipse.swt.custom.CCombo;
032:        import org.eclipse.swt.events.FocusAdapter;
033:        import org.eclipse.swt.events.FocusEvent;
034:        import org.eclipse.swt.events.ModifyEvent;
035:        import org.eclipse.swt.events.ModifyListener;
036:        import org.eclipse.swt.layout.GridData;
037:        import org.eclipse.swt.layout.GridLayout;
038:        import org.eclipse.swt.widgets.Combo;
039:        import org.eclipse.swt.widgets.Composite;
040:        import org.eclipse.swt.widgets.Control;
041:        import org.eclipse.swt.widgets.Label;
042:        import org.eclipse.ui.PlatformUI;
043:        import org.eclipse.ui.forms.IFormColors;
044:        import org.eclipse.ui.forms.widgets.FormToolkit;
045:        import org.eclipse.ui.forms.widgets.Section;
046:
047:        public class EnvironmentSection extends PDESection {
048:
049:            private ComboPart fOSCombo;
050:            private ComboPart fWSCombo;
051:            private ComboPart fNLCombo;
052:            private ComboPart fArchCombo;
053:
054:            private TreeSet fNLChoices;
055:            private TreeSet fOSChoices;
056:            private TreeSet fWSChoices;
057:            private TreeSet fArchChoices;
058:            private boolean LOCALES_INITIALIZED = false;
059:
060:            public EnvironmentSection(PDEFormPage page, Composite parent) {
061:                super (page, parent, Section.DESCRIPTION);
062:                createClient(getSection(), page.getEditor().getToolkit());
063:            }
064:
065:            protected void createClient(Section section, FormToolkit toolkit) {
066:                section.setLayout(FormLayoutFactory.createClearGridLayout(
067:                        false, 1));
068:                section.setText(PDEUIMessages.EnvironmentSection_title);
069:                section
070:                        .setDescription(PDEUIMessages.EnvironmentSection_description);
071:                GridData data = new GridData(GridData.FILL_HORIZONTAL);
072:                data.verticalAlignment = SWT.TOP;
073:                data.horizontalSpan = 2;
074:                section.setLayoutData(data);
075:
076:                Composite client = toolkit.createComposite(section);
077:                client.setLayout(FormLayoutFactory
078:                        .createSectionClientGridLayout(true, 2));
079:                client.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
080:
081:                Composite left = toolkit.createComposite(client);
082:                left.setLayout(new GridLayout(2, false));
083:                GridLayout layout = FormLayoutFactory.createClearGridLayout(
084:                        false, 2);
085:                layout.horizontalSpacing = layout.verticalSpacing = 5;
086:                left.setLayout(layout);
087:                left.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
088:
089:                IEnvironmentInfo orgEnv = getEnvironment();
090:                initializeChoices(orgEnv);
091:
092:                Label label = toolkit.createLabel(left,
093:                        PDEUIMessages.EnvironmentSection_operationSystem);
094:                label.setForeground(toolkit.getColors().getColor(
095:                        IFormColors.TITLE));
096:
097:                fOSCombo = new ComboPart();
098:                fOSCombo.createControl(left, toolkit, SWT.SINGLE | SWT.BORDER);
099:                fOSCombo.getControl().setLayoutData(
100:                        new GridData(GridData.FILL_HORIZONTAL));
101:                fOSCombo.setItems((String[]) fOSChoices
102:                        .toArray(new String[fOSChoices.size()]));
103:
104:                label = toolkit.createLabel(left,
105:                        PDEUIMessages.EnvironmentSection_windowingSystem);
106:                label.setForeground(toolkit.getColors().getColor(
107:                        IFormColors.TITLE));
108:
109:                fWSCombo = new ComboPart();
110:                fWSCombo.createControl(left, toolkit, SWT.SINGLE | SWT.BORDER);
111:                fWSCombo.getControl().setLayoutData(
112:                        new GridData(GridData.FILL_HORIZONTAL));
113:                fWSCombo.setItems((String[]) fWSChoices
114:                        .toArray(new String[fWSChoices.size()]));
115:
116:                Composite right = toolkit.createComposite(client);
117:                layout = FormLayoutFactory.createClearGridLayout(false, 2);
118:                layout.verticalSpacing = layout.horizontalSpacing = 5;
119:                right.setLayout(layout);
120:                right.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
121:
122:                label = toolkit.createLabel(right,
123:                        PDEUIMessages.EnvironmentSection_architecture);
124:                label.setForeground(toolkit.getColors().getColor(
125:                        IFormColors.TITLE));
126:
127:                fArchCombo = new ComboPart();
128:                fArchCombo.createControl(right, toolkit, SWT.SINGLE
129:                        | SWT.BORDER);
130:                fArchCombo.getControl().setLayoutData(
131:                        new GridData(GridData.FILL_HORIZONTAL));
132:                fArchCombo.setItems((String[]) fArchChoices
133:                        .toArray(new String[fArchChoices.size()]));
134:
135:                label = toolkit.createLabel(right,
136:                        PDEUIMessages.EnvironmentSection_locale);
137:                label.setForeground(toolkit.getColors().getColor(
138:                        IFormColors.TITLE));
139:
140:                fNLCombo = new ComboPart();
141:                fNLCombo.createControl(right, toolkit, SWT.SINGLE | SWT.BORDER
142:                        | SWT.H_SCROLL);
143:                fNLCombo.getControl().setLayoutData(
144:                        new GridData(GridData.FILL_HORIZONTAL));
145:                fNLCombo.setItems((String[]) fNLChoices
146:                        .toArray(new String[fNLChoices.size()]));
147:
148:                refresh();
149:
150:                fOSCombo.addModifyListener(new ModifyListener() {
151:                    public void modifyText(ModifyEvent e) {
152:                        getEnvironment().setOS(getText(fOSCombo));
153:                    }
154:                });
155:                fWSCombo.addModifyListener(new ModifyListener() {
156:                    public void modifyText(ModifyEvent e) {
157:                        getEnvironment().setWS(getText(fWSCombo));
158:                    }
159:                });
160:                fArchCombo.addModifyListener(new ModifyListener() {
161:                    public void modifyText(ModifyEvent e) {
162:                        getEnvironment().setArch(getText(fArchCombo));
163:                    }
164:                });
165:                fNLCombo.getControl().addFocusListener(new FocusAdapter() {
166:                    public void focusGained(FocusEvent event) {
167:                        // if we haven't gotten all the values for the NL's, display a busy cursor to the user while we find them.
168:                        if (!LOCALES_INITIALIZED) {
169:                            try {
170:                                PlatformUI.getWorkbench().getProgressService()
171:                                        .busyCursorWhile(
172:                                                new IRunnableWithProgress() {
173:                                                    public void run(
174:                                                            IProgressMonitor monitor) {
175:                                                        initializeAllLocales();
176:                                                        LOCALES_INITIALIZED = true;
177:                                                    }
178:                                                });
179:                            } catch (InvocationTargetException e) {
180:                                PDEPlugin.log(e);
181:                            } catch (InterruptedException e) {
182:                                PDEPlugin.log(e);
183:                            }
184:                        }
185:
186:                        // first time through, we should have a max item count of 1.
187:                        // On the first time through, we need to set the new values, and also attach the listener
188:                        // If we attached the listener initially, when we call setItems(..), it would make the editor dirty (when the user didn't change anything)
189:                        if (fNLCombo.getItemCount() < 3) {
190:                            String current = fNLCombo.getSelection();
191:                            if (!fNLCombo.getControl().isDisposed()) {
192:                                fNLCombo
193:                                        .setItems((String[]) fNLChoices
194:                                                .toArray(new String[fNLChoices
195:                                                        .size()]));
196:                                fNLCombo.setText(current);
197:                            }
198:
199:                            fNLCombo.addModifyListener(new ModifyListener() {
200:                                public void modifyText(ModifyEvent e) {
201:                                    String value = getText(fNLCombo);
202:                                    int index = value.indexOf("-"); //$NON-NLS-1$
203:                                    if (index > 0)
204:                                        value = value.substring(0, index);
205:                                    getEnvironment().setNL(value.trim());
206:                                }
207:                            });
208:                        }
209:
210:                    }
211:                });
212:
213:                toolkit.paintBordersFor(client);
214:                section.setClient(client);
215:
216:                // Register to be notified when the model changes
217:                getModel().addModelChangedListener(this );
218:            }
219:
220:            /* (non-Javadoc)
221:             * @see org.eclipse.pde.internal.ui.editor.PDESection#modelChanged(org.eclipse.pde.core.IModelChangedEvent)
222:             */
223:            public void modelChanged(IModelChangedEvent e) {
224:                // No need to call super, handling world changed event here
225:                if (e.getChangeType() == IModelChangedEvent.WORLD_CHANGED) {
226:                    handleModelEventWorldChanged(e);
227:                }
228:            }
229:
230:            /**
231:             * @param event
232:             */
233:            private void handleModelEventWorldChanged(IModelChangedEvent event) {
234:                // Perform the refresh
235:                refresh();
236:            }
237:
238:            /* (non-Javadoc)
239:             * @see org.eclipse.ui.forms.AbstractFormPart#dispose()
240:             */
241:            public void dispose() {
242:                ITargetModel model = getModel();
243:                if (model != null) {
244:                    model.removeModelChangedListener(this );
245:                }
246:                super .dispose();
247:            }
248:
249:            private void initializeChoices(IEnvironmentInfo orgEnv) {
250:                fOSChoices = new TreeSet();
251:                String[] os = Platform.knownOSValues();
252:                for (int i = 0; i < os.length; i++)
253:                    fOSChoices.add(os[i]);
254:                fOSChoices.add(""); //$NON-NLS-1$
255:                String fileValue = orgEnv.getOS();
256:                if (fileValue != null)
257:                    fOSChoices.add(fileValue);
258:
259:                fWSChoices = new TreeSet();
260:                String[] ws = Platform.knownWSValues();
261:                for (int i = 0; i < ws.length; i++)
262:                    fWSChoices.add(ws[i]);
263:                fWSChoices.add(""); //$NON-NLS-1$
264:                fileValue = orgEnv.getWS();
265:                if (fileValue != null)
266:                    fWSChoices.add(fileValue);
267:
268:                fArchChoices = new TreeSet();
269:                String[] arch = Platform.knownOSArchValues();
270:                for (int i = 0; i < arch.length; i++)
271:                    fArchChoices.add(arch[i]);
272:                fArchChoices.add(""); //$NON-NLS-1$
273:                fileValue = orgEnv.getArch();
274:                if (fileValue != null)
275:                    fArchChoices.add(fileValue);
276:
277:                fNLChoices = new TreeSet();
278:                fNLChoices.add(""); //$NON-NLS-1$
279:            }
280:
281:            private void initializeAllLocales() {
282:                String[] nl = getLocales();
283:                for (int i = 0; i < nl.length; i++)
284:                    fNLChoices.add(nl[i]);
285:                String fileValue = getEnvironment().getNL();
286:                if (fileValue != null)
287:                    fNLChoices.add(expandLocaleName(fileValue));
288:                LOCALES_INITIALIZED = true;
289:            }
290:
291:            private static String[] getLocales() {
292:                Locale[] locales = Locale.getAvailableLocales();
293:                String[] result = new String[locales.length];
294:                for (int i = 0; i < locales.length; i++) {
295:                    Locale locale = locales[i];
296:                    StringBuffer buffer = new StringBuffer();
297:                    buffer.append(locale.toString());
298:                    buffer.append(" - "); //$NON-NLS-1$
299:                    buffer.append(locale.getDisplayName());
300:                    result[i] = buffer.toString();
301:                }
302:                return result;
303:            }
304:
305:            private String expandLocaleName(String name) {
306:                String language = ""; //$NON-NLS-1$
307:                String country = ""; //$NON-NLS-1$
308:                String variant = ""; //$NON-NLS-1$
309:
310:                StringTokenizer tokenizer = new StringTokenizer(name, "_"); //$NON-NLS-1$
311:                if (tokenizer.hasMoreTokens())
312:                    language = tokenizer.nextToken();
313:                if (tokenizer.hasMoreTokens())
314:                    country = tokenizer.nextToken();
315:                if (tokenizer.hasMoreTokens())
316:                    variant = tokenizer.nextToken();
317:
318:                Locale locale = new Locale(language, country, variant);
319:                return locale.toString() + " - " + locale.getDisplayName(); //$NON-NLS-1$
320:            }
321:
322:            private String getText(ComboPart combo) {
323:                Control control = combo.getControl();
324:                if (control instanceof  Combo)
325:                    return ((Combo) control).getText();
326:                return ((CCombo) control).getText();
327:            }
328:
329:            private IEnvironmentInfo getEnvironment() {
330:                IEnvironmentInfo info = getTarget().getEnvironment();
331:                if (info == null) {
332:                    info = getModel().getFactory().createEnvironment();
333:                    getTarget().setEnvironment(info);
334:                }
335:                return info;
336:            }
337:
338:            private ITarget getTarget() {
339:                return getModel().getTarget();
340:            }
341:
342:            private ITargetModel getModel() {
343:                return (ITargetModel) getPage().getPDEEditor()
344:                        .getAggregateModel();
345:            }
346:
347:            public void refresh() {
348:                IEnvironmentInfo orgEnv = getEnvironment();
349:                String presetValue = (orgEnv.getOS() == null) ? "" : orgEnv.getOS(); //$NON-NLS-1$
350:                fOSCombo.setText(presetValue);
351:                presetValue = (orgEnv.getWS() == null) ? "" : orgEnv.getWS(); //$NON-NLS-1$
352:                fWSCombo.setText(presetValue);
353:                presetValue = (orgEnv.getArch() == null) ? "" : orgEnv.getArch(); //$NON-NLS-1$
354:                fArchCombo.setText(presetValue);
355:                presetValue = (orgEnv.getNL() == null) ? "" : expandLocaleName(orgEnv.getNL()); //$NON-NLS-1$
356:                fNLCombo.setText(presetValue);
357:
358:                super .refresh();
359:            }
360:
361:            protected void updateChoices() {
362:                if (LOCALES_INITIALIZED)
363:                    return;
364:                // prevent NPE Mike found, which we can't reproduce.  Somehow we call initializeAllLocales before the ITargetModel exists.
365:                if (getModel() == null)
366:                    return;
367:                // kick off thread in backgroud to find the NL values
368:                new Thread(new Runnable() {
369:                    public void run() {
370:                        initializeAllLocales();
371:                    }
372:                }).start();
373:            }
374:
375:        }
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