Source Code Cross Referenced for MatchSection.java in  » IDE-Eclipse » Eclipse-plug-in-development » org » eclipse » pde » internal » ui » editor » plugin » 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.plugin 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*******************************************************************************
002:         * Copyright (c) 2000, 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.plugin;
011:
012:        import org.eclipse.core.runtime.CoreException;
013:        import org.eclipse.jface.viewers.ISelection;
014:        import org.eclipse.jface.viewers.IStructuredSelection;
015:        import org.eclipse.pde.core.IBaseModel;
016:        import org.eclipse.pde.core.IModel;
017:        import org.eclipse.pde.core.IModelChangeProvider;
018:        import org.eclipse.pde.core.IModelChangedEvent;
019:        import org.eclipse.pde.core.plugin.IMatchRules;
020:        import org.eclipse.pde.core.plugin.IPluginImport;
021:        import org.eclipse.pde.core.plugin.IPluginReference;
022:        import org.eclipse.pde.internal.core.plugin.ImportObject;
023:        import org.eclipse.pde.internal.ui.PDEPlugin;
024:        import org.eclipse.pde.internal.ui.PDEUIMessages;
025:        import org.eclipse.pde.internal.ui.editor.FormEntryAdapter;
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.pde.internal.ui.parts.FormEntry;
031:        import org.eclipse.swt.SWT;
032:        import org.eclipse.swt.events.SelectionAdapter;
033:        import org.eclipse.swt.events.SelectionEvent;
034:        import org.eclipse.swt.layout.GridData;
035:        import org.eclipse.swt.widgets.Button;
036:        import org.eclipse.swt.widgets.Composite;
037:        import org.eclipse.swt.widgets.Label;
038:        import org.eclipse.ui.forms.IFormColors;
039:        import org.eclipse.ui.forms.IFormPart;
040:        import org.eclipse.ui.forms.IPartSelectionListener;
041:        import org.eclipse.ui.forms.widgets.FormToolkit;
042:        import org.eclipse.ui.forms.widgets.Section;
043:
044:        public class MatchSection extends PDESection implements 
045:                IPartSelectionListener {
046:
047:            private Button fReexportButton;
048:            private Button fOptionalButton;
049:
050:            private FormEntry fVersionText;
051:
052:            private ComboPart fMatchCombo;
053:            protected IPluginReference fCurrentImport;
054:
055:            private boolean fBlockChanges = false;
056:            private boolean fAddReexport = true;
057:
058:            public MatchSection(PDEFormPage formPage, Composite parent,
059:                    boolean addReexport) {
060:                super (formPage, parent, Section.DESCRIPTION);
061:                fAddReexport = addReexport;
062:                createClient(getSection(), formPage.getEditor().getToolkit());
063:            }
064:
065:            public void commit(boolean onSave) {
066:                if (isDirty() == false)
067:                    return;
068:                if (fCurrentImport != null
069:                        && fVersionText.getText().isEnabled()) {
070:                    fVersionText.commit();
071:                    String value = fVersionText.getValue();
072:                    int match = IMatchRules.NONE;
073:                    if (value != null && value.length() > 0) {
074:                        applyVersion(value);
075:                        match = getMatch();
076:                    }
077:                    applyMatch(match);
078:                }
079:                super .commit(onSave);
080:            }
081:
082:            public void cancelEdit() {
083:                fVersionText.cancelEdit();
084:                super .cancelEdit();
085:            }
086:
087:            public void createClient(Section section, FormToolkit toolkit) {
088:                Composite container = toolkit.createComposite(section);
089:                container.setLayout(FormLayoutFactory
090:                        .createSectionClientGridLayout(false, 2));
091:                if (fAddReexport) {
092:                    createOptionalButton(toolkit, container);
093:                    createReexportButton(toolkit, container);
094:                }
095:
096:                fVersionText = new FormEntry(container, toolkit,
097:                        PDEUIMessages.ManifestEditor_MatchSection_version,
098:                        null, false);
099:                fVersionText.setFormEntryListener(new FormEntryAdapter(this ,
100:                        getPage().getEditor().getEditorSite().getActionBars()) {
101:                    public void textValueChanged(FormEntry text) {
102:                        applyVersion(text.getValue());
103:                    }
104:
105:                    public void textDirty(FormEntry text) {
106:                        if (fBlockChanges)
107:                            return;
108:                        markDirty();
109:                        fBlockChanges = true;
110:                        resetMatchCombo(fCurrentImport);
111:                        fBlockChanges = false;
112:                    }
113:                });
114:
115:                Label matchLabel = toolkit
116:                        .createLabel(
117:                                container,
118:                                PDEUIMessages.ManifestEditor_PluginSpecSection_versionMatch);
119:                matchLabel.setForeground(toolkit.getColors().getColor(
120:                        IFormColors.TITLE));
121:
122:                fMatchCombo = new ComboPart();
123:                fMatchCombo.createControl(container, toolkit, SWT.READ_ONLY);
124:                fMatchCombo.add(""); //$NON-NLS-1$
125:                fMatchCombo
126:                        .add(PDEUIMessages.ManifestEditor_MatchSection_equivalent);
127:                fMatchCombo
128:                        .add(PDEUIMessages.ManifestEditor_MatchSection_compatible);
129:                fMatchCombo
130:                        .add(PDEUIMessages.ManifestEditor_MatchSection_perfect);
131:                fMatchCombo
132:                        .add(PDEUIMessages.ManifestEditor_MatchSection_greater);
133:                fMatchCombo.getControl().setLayoutData(
134:                        new GridData(GridData.FILL_HORIZONTAL));
135:                fMatchCombo.addSelectionListener(new SelectionAdapter() {
136:                    public void widgetSelected(SelectionEvent e) {
137:                        if (!fBlockChanges) {
138:                            applyMatch(fMatchCombo.getSelectionIndex());
139:                        }
140:                    }
141:                });
142:                toolkit.paintBordersFor(container);
143:                initialize();
144:                update((IPluginReference) null);
145:
146:                section.setClient(container);
147:                section.setText(PDEUIMessages.MatchSection_title);
148:                section.setDescription(PDEUIMessages.MatchSection_desc);
149:                section.setLayout(FormLayoutFactory.createClearGridLayout(
150:                        false, 1));
151:                section.setLayoutData(new GridData(GridData.FILL_HORIZONTAL
152:                        | GridData.VERTICAL_ALIGN_BEGINNING));
153:            }
154:
155:            private void createReexportButton(FormToolkit toolkit,
156:                    Composite container) {
157:                fReexportButton = toolkit.createButton(container,
158:                        PDEUIMessages.ManifestEditor_MatchSection_reexport,
159:                        SWT.CHECK);
160:                fReexportButton.addSelectionListener(new SelectionAdapter() {
161:                    public void widgetSelected(SelectionEvent e) {
162:                        if (!fBlockChanges
163:                                && fCurrentImport instanceof  IPluginImport) {
164:                            try {
165:                                IPluginImport iimport = (IPluginImport) fCurrentImport;
166:                                iimport.setReexported(fReexportButton
167:                                        .getSelection());
168:                            } catch (CoreException ex) {
169:                                PDEPlugin.logException(ex);
170:                            }
171:                        }
172:                    }
173:                });
174:                GridData gd = new GridData(GridData.FILL_HORIZONTAL);
175:                gd.horizontalSpan = 2;
176:                fReexportButton.setLayoutData(gd);
177:            }
178:
179:            private void createOptionalButton(FormToolkit toolkit,
180:                    Composite container) {
181:                fOptionalButton = toolkit.createButton(container,
182:                        PDEUIMessages.ManifestEditor_MatchSection_optional,
183:                        SWT.CHECK);
184:                fOptionalButton.addSelectionListener(new SelectionAdapter() {
185:                    public void widgetSelected(SelectionEvent e) {
186:                        if (fBlockChanges)
187:                            return;
188:                        if (!fBlockChanges
189:                                && fCurrentImport instanceof  IPluginImport) {
190:                            try {
191:                                IPluginImport iimport = (IPluginImport) fCurrentImport;
192:                                iimport.setOptional(fOptionalButton
193:                                        .getSelection());
194:                            } catch (CoreException ex) {
195:                                PDEPlugin.logException(ex);
196:                            }
197:                        }
198:                    }
199:                });
200:                GridData gd = new GridData(GridData.FILL_HORIZONTAL);
201:                gd.horizontalSpan = 2;
202:                fOptionalButton.setLayoutData(gd);
203:            }
204:
205:            private void applyVersion(String version) {
206:                try {
207:                    if (fCurrentImport != null) {
208:                        fCurrentImport.setVersion(version);
209:                    }
210:                } catch (CoreException ex) {
211:                    PDEPlugin.logException(ex);
212:                }
213:            }
214:
215:            private void applyMatch(int match) {
216:                try {
217:                    if (fCurrentImport != null) {
218:                        fCurrentImport.setMatch(match);
219:                    }
220:                } catch (CoreException ex) {
221:                    PDEPlugin.logException(ex);
222:                }
223:            }
224:
225:            private int getMatch() {
226:                return fMatchCombo.getSelectionIndex();
227:            }
228:
229:            public void dispose() {
230:                IModel model = (IModel) getPage().getModel();
231:                if (model instanceof  IModelChangeProvider)
232:                    ((IModelChangeProvider) model)
233:                            .removeModelChangedListener(this );
234:                super .dispose();
235:            }
236:
237:            private void initialize() {
238:                IBaseModel model = getPage().getModel();
239:                if (model instanceof  IModelChangeProvider)
240:                    ((IModelChangeProvider) model)
241:                            .addModelChangedListener(this );
242:            }
243:
244:            public void modelChanged(IModelChangedEvent e) {
245:                if (e.getChangeType() == IModelChangedEvent.REMOVE) {
246:                    Object obj = e.getChangedObjects()[0];
247:                    if (obj.equals(fCurrentImport)) {
248:                        update((IPluginReference) null);
249:                    }
250:                } else if (e.getChangeType() == IModelChangedEvent.CHANGE) {
251:                    Object object = e.getChangedObjects()[0];
252:                    if (object.equals(fCurrentImport)) {
253:                        update(fCurrentImport);
254:                    }
255:                }
256:            }
257:
258:            public void selectionChanged(IFormPart part, ISelection selection) {
259:                IStructuredSelection ssel = (IStructuredSelection) selection;
260:                if (ssel.size() == 1) {
261:                    Object changeObject = ((IStructuredSelection) selection)
262:                            .getFirstElement();
263:                    IPluginReference input = null;
264:                    if (changeObject instanceof  ImportObject)
265:                        input = ((ImportObject) changeObject).getImport();
266:                    else if (changeObject instanceof  IPluginReference)
267:                        input = (IPluginReference) changeObject;
268:                    update(input);
269:                } else {
270:                    update(null);
271:                }
272:            }
273:
274:            private void resetMatchCombo(IPluginReference iimport) {
275:                fMatchCombo.getControl()
276:                        .setEnabled(
277:                                isEditable()
278:                                        && fVersionText.getText().getText()
279:                                                .length() > 0);
280:                setMatchCombo(iimport);
281:            }
282:
283:            private void setMatchCombo(IPluginReference iimport) {
284:                fMatchCombo.select(iimport != null ? iimport.getMatch()
285:                        : IMatchRules.NONE);
286:            }
287:
288:            protected void update(IPluginReference iimport) {
289:                fBlockChanges = true;
290:                if (iimport == null) {
291:                    if (fAddReexport) {
292:                        fOptionalButton.setSelection(false);
293:                        fOptionalButton.setEnabled(false);
294:                        fReexportButton.setSelection(false);
295:                        fReexportButton.setEnabled(false);
296:                    }
297:                    fVersionText.setValue(null, true);
298:                    fVersionText.setEditable(false);
299:                    fMatchCombo.getControl().setEnabled(false);
300:                    fMatchCombo.setText(""); //$NON-NLS-1$
301:                    fCurrentImport = null;
302:                    fBlockChanges = false;
303:                    return;
304:                }
305:
306:                if (fCurrentImport != null && !iimport.equals(fCurrentImport)
307:                        && isEditable()) {
308:                    commit(false);
309:                }
310:
311:                fCurrentImport = iimport;
312:                if (fCurrentImport instanceof  IPluginImport) {
313:                    IPluginImport pimport = (IPluginImport) fCurrentImport;
314:                    fOptionalButton.setEnabled(isEditable());
315:                    fOptionalButton.setSelection(pimport.isOptional());
316:                    fReexportButton.setEnabled(isEditable());
317:                    fReexportButton.setSelection(pimport.isReexported());
318:                }
319:                fVersionText.setEditable(isEditable());
320:                fVersionText.setValue(fCurrentImport.getVersion());
321:                resetMatchCombo(fCurrentImport);
322:                fBlockChanges = false;
323:            }
324:        }
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