Source Code Cross Referenced for TargetDefinitionSection.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 org.eclipse.debug.ui.StringVariableSelectionDialog;
013:        import org.eclipse.jface.window.Window;
014:        import org.eclipse.pde.core.IModelChangedEvent;
015:        import org.eclipse.pde.internal.core.itarget.ILocationInfo;
016:        import org.eclipse.pde.internal.core.itarget.ITarget;
017:        import org.eclipse.pde.internal.core.itarget.ITargetModel;
018:        import org.eclipse.pde.internal.ui.PDEPlugin;
019:        import org.eclipse.pde.internal.ui.PDEUIMessages;
020:        import org.eclipse.pde.internal.ui.editor.FormEntryAdapter;
021:        import org.eclipse.pde.internal.ui.editor.FormLayoutFactory;
022:        import org.eclipse.pde.internal.ui.editor.PDEFormPage;
023:        import org.eclipse.pde.internal.ui.editor.PDESection;
024:        import org.eclipse.pde.internal.ui.parts.FormEntry;
025:        import org.eclipse.swt.SWT;
026:        import org.eclipse.swt.dnd.Clipboard;
027:        import org.eclipse.swt.events.SelectionAdapter;
028:        import org.eclipse.swt.events.SelectionEvent;
029:        import org.eclipse.swt.layout.GridData;
030:        import org.eclipse.swt.widgets.Button;
031:        import org.eclipse.swt.widgets.Composite;
032:        import org.eclipse.swt.widgets.Control;
033:        import org.eclipse.swt.widgets.DirectoryDialog;
034:        import org.eclipse.swt.widgets.Display;
035:        import org.eclipse.swt.widgets.Label;
036:        import org.eclipse.swt.widgets.Text;
037:        import org.eclipse.ui.IActionBars;
038:        import org.eclipse.ui.forms.IFormColors;
039:        import org.eclipse.ui.forms.widgets.ExpandableComposite;
040:        import org.eclipse.ui.forms.widgets.FormToolkit;
041:        import org.eclipse.ui.forms.widgets.Section;
042:
043:        public class TargetDefinitionSection extends PDESection {
044:
045:            private FormEntry fNameEntry;
046:            private FormEntry fPath;
047:            private Button fUseDefault;
048:            private Button fCustomPath;
049:            private Button fFileSystem;
050:            private Button fVariable;
051:            private static int NUM_COLUMNS = 5;
052:
053:            public TargetDefinitionSection(PDEFormPage page, Composite parent) {
054:                super (page, parent, ExpandableComposite.TITLE_BAR);
055:                createClient(getSection(), page.getEditor().getToolkit());
056:            }
057:
058:            /* (non-Javadoc)
059:             * @see org.eclipse.pde.internal.ui.editor.PDESection#createClient(org.eclipse.ui.forms.widgets.Section, org.eclipse.ui.forms.widgets.FormToolkit)
060:             */
061:            protected void createClient(Section section, FormToolkit toolkit) {
062:                section.setLayout(FormLayoutFactory.createClearTableWrapLayout(
063:                        false, 1));
064:                Composite client = toolkit.createComposite(section);
065:                client.setLayout(FormLayoutFactory
066:                        .createSectionClientGridLayout(false, NUM_COLUMNS));
067:
068:                IActionBars actionBars = getPage().getPDEEditor()
069:                        .getEditorSite().getActionBars();
070:
071:                createNameEntry(client, toolkit, actionBars);
072:
073:                createLocation(client, toolkit, actionBars);
074:
075:                toolkit.paintBordersFor(client);
076:                section.setClient(client);
077:                section.setText(PDEUIMessages.TargetDefinitionSection_title);
078:                GridData data = new GridData();
079:                data.horizontalSpan = 2;
080:                data.grabExcessHorizontalSpace = true;
081:                data.horizontalAlignment = SWT.FILL;
082:                section.setLayoutData(data);
083:                // Register to be notified when the model changes
084:                getModel().addModelChangedListener(this );
085:            }
086:
087:            /* (non-Javadoc)
088:             * @see org.eclipse.ui.forms.AbstractFormPart#dispose()
089:             */
090:            public void dispose() {
091:                ITargetModel model = getModel();
092:                if (model != null) {
093:                    model.removeModelChangedListener(this );
094:                }
095:                super .dispose();
096:            }
097:
098:            /* (non-Javadoc)
099:             * @see org.eclipse.pde.internal.ui.editor.PDESection#modelChanged(org.eclipse.pde.core.IModelChangedEvent)
100:             */
101:            public void modelChanged(IModelChangedEvent e) {
102:                // No need to call super, handling world changed event here
103:                if (e.getChangeType() == IModelChangedEvent.WORLD_CHANGED) {
104:                    handleModelEventWorldChanged(e);
105:                }
106:            }
107:
108:            /**
109:             * @param event
110:             */
111:            private void handleModelEventWorldChanged(IModelChangedEvent event) {
112:                // Perform the refresh
113:                refresh();
114:                // Note:  A deferred selection event is fired from radio buttons when
115:                // their value is toggled, the user switches to another page, and the
116:                // user switches back to the same page containing the radio buttons
117:                // This appears to be a result of a SWT bug.
118:                // If the radio button is the last widget to have focus when leaving 
119:                // the page, an event will be fired when entering the page again.
120:                // An event is not fired if the radio button does not have focus.
121:                // The solution is to redirect focus to a stable widget.
122:                getPage().setLastFocusControl(fNameEntry.getText());
123:            }
124:
125:            private void createNameEntry(Composite client, FormToolkit toolkit,
126:                    IActionBars actionBars) {
127:                fNameEntry = new FormEntry(client, toolkit,
128:                        PDEUIMessages.TargetDefinitionSection_name, null, false);
129:                fNameEntry.setFormEntryListener(new FormEntryAdapter(this ,
130:                        actionBars) {
131:                    public void textValueChanged(FormEntry entry) {
132:                        getTarget().setName(entry.getValue());
133:                    }
134:                });
135:                GridData gd = (GridData) fNameEntry.getText().getLayoutData();
136:                gd.horizontalSpan = 4;
137:                fNameEntry.setEditable(isEditable());
138:            }
139:
140:            private void createLocation(Composite client, FormToolkit toolkit,
141:                    IActionBars actionBars) {
142:                Label label = toolkit.createLabel(client,
143:                        PDEUIMessages.TargetDefinitionSection_targetLocation);
144:                label.setForeground(toolkit.getColors().getColor(
145:                        IFormColors.TITLE));
146:
147:                fUseDefault = toolkit.createButton(client,
148:                        PDEUIMessages.TargetDefinitionSection_sameAsHost,
149:                        SWT.RADIO);
150:                GridData gd = new GridData();
151:                gd.horizontalSpan = 5;
152:                gd.horizontalIndent = 15;
153:                fUseDefault.setLayoutData(gd);
154:                fUseDefault.addSelectionListener(new SelectionAdapter() {
155:                    public void widgetSelected(SelectionEvent e) {
156:                        if (fUseDefault.getSelection()) {
157:                            fPath.getText().setEditable(false);
158:                            fPath.setValue("", true); //$NON-NLS-1$
159:                            fFileSystem.setEnabled(false);
160:                            fVariable.setEnabled(false);
161:                            getLocationInfo().setDefault(true);
162:                        }
163:                    }
164:                });
165:
166:                fCustomPath = toolkit.createButton(client,
167:                        PDEUIMessages.TargetDefinitionSection_location,
168:                        SWT.RADIO);
169:                gd = new GridData();
170:                gd.horizontalIndent = 15;
171:                fCustomPath.setLayoutData(gd);
172:                fCustomPath.addSelectionListener(new SelectionAdapter() {
173:                    public void widgetSelected(SelectionEvent e) {
174:                        if (fCustomPath.getSelection()) {
175:                            ILocationInfo info = getLocationInfo();
176:                            fPath.getText().setEditable(true);
177:                            fPath.setValue(info.getPath(), true);
178:                            fFileSystem.setEnabled(true);
179:                            fVariable.setEnabled(true);
180:                            info.setDefault(false);
181:                        }
182:                    }
183:                });
184:
185:                fPath = new FormEntry(client, toolkit, null, null, false);
186:                fPath.getText().setLayoutData(
187:                        new GridData(GridData.FILL_HORIZONTAL));
188:                fPath.setFormEntryListener(new FormEntryAdapter(this ,
189:                        actionBars) {
190:                    public void textValueChanged(FormEntry entry) {
191:                        getLocationInfo().setPath(fPath.getValue());
192:                    }
193:                });
194:
195:                fFileSystem = toolkit.createButton(client,
196:                        PDEUIMessages.TargetDefinitionSection_fileSystem,
197:                        SWT.PUSH);
198:                fFileSystem.addSelectionListener(new SelectionAdapter() {
199:                    public void widgetSelected(SelectionEvent e) {
200:                        handleBrowseFileSystem();
201:                    }
202:                });
203:
204:                fVariable = toolkit.createButton(client,
205:                        PDEUIMessages.TargetDefinitionSection_variables,
206:                        SWT.PUSH);
207:                fVariable.addSelectionListener(new SelectionAdapter() {
208:                    public void widgetSelected(SelectionEvent e) {
209:                        handleInsertVariable();
210:                    }
211:                });
212:            }
213:
214:            /* (non-Javadoc)
215:             * @see org.eclipse.ui.forms.AbstractFormPart#commit(boolean)
216:             */
217:            public void commit(boolean onSave) {
218:                fNameEntry.commit();
219:                fPath.commit();
220:                super .commit(onSave);
221:            }
222:
223:            /* (non-Javadoc)
224:             * @see org.eclipse.pde.internal.ui.editor.PDESection#cancelEdit()
225:             */
226:            public void cancelEdit() {
227:                fNameEntry.cancelEdit();
228:                fPath.cancelEdit();
229:                super .cancelEdit();
230:            }
231:
232:            /* (non-Javadoc)
233:             * @see org.eclipse.ui.forms.AbstractFormPart#refresh()
234:             */
235:            public void refresh() {
236:                ITarget target = getTarget();
237:                fNameEntry.setValue(target.getName(), true);
238:                ILocationInfo info = getLocationInfo();
239:                fUseDefault.setSelection(info.useDefault());
240:                fCustomPath.setSelection(!info.useDefault());
241:                String path = (info.useDefault()) ? "" : info.getPath(); //$NON-NLS-1$
242:                fPath.setValue(path, true);
243:                fPath.getText().setEditable(!info.useDefault());
244:                fFileSystem.setEnabled(!info.useDefault());
245:                fVariable.setEnabled(!info.useDefault());
246:                super .refresh();
247:            }
248:
249:            public boolean canPaste(Clipboard clipboard) {
250:                Display d = getSection().getDisplay();
251:                Control c = d.getFocusControl();
252:                if (c instanceof  Text)
253:                    return true;
254:                return false;
255:            }
256:
257:            protected void handleBrowseFileSystem() {
258:                DirectoryDialog dialog = new DirectoryDialog(getSection()
259:                        .getShell());
260:                String text = fPath.getValue();
261:                if (text.length() == 0)
262:                    text = TargetEditor.LAST_PATH;
263:                dialog.setFilterPath(text);
264:                dialog.setText(PDEUIMessages.BaseBlock_dirSelection);
265:                dialog.setMessage(PDEUIMessages.BaseBlock_dirChoose);
266:                String result = dialog.open();
267:                if (result != null) {
268:                    fPath.setValue(result);
269:                    getLocationInfo().setPath(result);
270:                    TargetEditor.LAST_PATH = result;
271:                }
272:            }
273:
274:            private void handleInsertVariable() {
275:                StringVariableSelectionDialog dialog = new StringVariableSelectionDialog(
276:                        PDEPlugin.getActiveWorkbenchShell());
277:                if (dialog.open() == Window.OK) {
278:                    fPath.getText().insert(dialog.getVariableExpression());
279:                    // have to setValue to make sure getValue reflects the actual text in the Text object.
280:                    fPath.setValue(fPath.getText().getText());
281:                    getLocationInfo().setPath(fPath.getText().getText());
282:                }
283:            }
284:
285:            private ILocationInfo getLocationInfo() {
286:                ILocationInfo info = getTarget().getLocationInfo();
287:                if (info == null) {
288:                    info = getModel().getFactory().createLocation();
289:                    getTarget().setLocationInfo(info);
290:                }
291:                return info;
292:            }
293:
294:            private ITarget getTarget() {
295:                return getModel().getTarget();
296:            }
297:
298:            private ITargetModel getModel() {
299:                return (ITargetModel) getPage().getPDEEditor()
300:                        .getAggregateModel();
301:            }
302:        }
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