1 | /* |
2 | *Copyright 2007, SDQ, IPD, Uni Karlsruhe (TH) |
3 | */ |
4 | package de.uka.ipd.sdq.pcm.gmf.composite.part; |
5 | |
6 | import org.eclipse.gef.palette.PaletteRoot; |
7 | import org.eclipse.gmf.runtime.diagram.ui.resources.editor.parts.DiagramDocumentEditor; |
8 | import org.eclipse.gmf.runtime.notation.Diagram; |
9 | import org.eclipse.emf.transaction.TransactionalEditingDomain; |
10 | import org.eclipse.emf.workspace.util.WorkspaceSynchronizer; |
11 | import org.eclipse.core.resources.IFile; |
12 | import org.eclipse.core.resources.IMarker; |
13 | import org.eclipse.core.resources.IWorkspaceRoot; |
14 | import org.eclipse.core.resources.ResourcesPlugin; |
15 | |
16 | import org.eclipse.core.runtime.CoreException; |
17 | import org.eclipse.core.runtime.IPath; |
18 | import org.eclipse.core.runtime.IProgressMonitor; |
19 | import org.eclipse.core.runtime.IStatus; |
20 | import org.eclipse.core.runtime.NullProgressMonitor; |
21 | |
22 | import org.eclipse.emf.common.ui.URIEditorInput; |
23 | |
24 | import org.eclipse.gmf.runtime.common.ui.services.marker.MarkerNavigationService; |
25 | |
26 | import org.eclipse.gmf.runtime.diagram.core.preferences.PreferencesHint; |
27 | |
28 | import org.eclipse.gmf.runtime.diagram.ui.actions.ActionIds; |
29 | import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.IDiagramDocument; |
30 | import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.IDocument; |
31 | import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.IDocumentProvider; |
32 | |
33 | import org.eclipse.jface.dialogs.ErrorDialog; |
34 | import org.eclipse.jface.dialogs.IMessageProvider; |
35 | import org.eclipse.jface.dialogs.MessageDialog; |
36 | |
37 | import org.eclipse.jface.viewers.ISelection; |
38 | import org.eclipse.jface.viewers.StructuredSelection; |
39 | import org.eclipse.jface.window.Window; |
40 | |
41 | import org.eclipse.osgi.util.NLS; |
42 | |
43 | import org.eclipse.swt.widgets.Shell; |
44 | |
45 | import org.eclipse.ui.IEditorInput; |
46 | import org.eclipse.ui.IEditorMatchingStrategy; |
47 | import org.eclipse.ui.IEditorReference; |
48 | import org.eclipse.ui.IFileEditorInput; |
49 | import org.eclipse.ui.PlatformUI; |
50 | |
51 | import org.eclipse.ui.dialogs.SaveAsDialog; |
52 | |
53 | import org.eclipse.ui.ide.IGotoMarker; |
54 | |
55 | import org.eclipse.ui.navigator.resources.ProjectExplorer; |
56 | import org.eclipse.ui.part.FileEditorInput; |
57 | import org.eclipse.ui.part.IShowInTargetList; |
58 | import org.eclipse.ui.part.ShowInContext; |
59 | import de.uka.ipd.sdq.pcm.gmf.composite.navigator.PalladioComponentModelNavigatorItem; |
60 | |
61 | /** |
62 | * @generated |
63 | */ |
64 | public class PalladioComponentModelDiagramEditor extends DiagramDocumentEditor |
65 | implements IGotoMarker { |
66 | |
67 | /** |
68 | * @generated |
69 | */ |
70 | public static final String ID = "de.uka.ipd.sdq.pcm.gmf.composite.part.PalladioComponentModelDiagramEditorID"; //$NON-NLS-1$ |
71 | |
72 | /** |
73 | * @generated |
74 | */ |
75 | public static final String CONTEXT_ID = "de.uka.ipd.sdq.pcm.gmf.composite.ui.diagramContext"; //$NON-NLS-1$ |
76 | |
77 | /** |
78 | * @generated |
79 | */ |
80 | public PalladioComponentModelDiagramEditor() { |
81 | super(true); |
82 | } |
83 | |
84 | /** |
85 | * @generated |
86 | */ |
87 | protected String getContextID() { |
88 | return CONTEXT_ID; |
89 | } |
90 | |
91 | /** |
92 | * @generated |
93 | */ |
94 | protected PaletteRoot createPaletteRoot(PaletteRoot existingPaletteRoot) { |
95 | PaletteRoot root = super.createPaletteRoot(existingPaletteRoot); |
96 | new PalladioComponentModelPaletteFactory().fillPalette(root); |
97 | return root; |
98 | } |
99 | |
100 | /** |
101 | * @generated |
102 | */ |
103 | protected PreferencesHint getPreferencesHint() { |
104 | return PalladioComponentModelComposedStructureDiagramEditorPlugin.DIAGRAM_PREFERENCES_HINT; |
105 | } |
106 | |
107 | /** |
108 | * @generated |
109 | */ |
110 | public String getContributorId() { |
111 | return PalladioComponentModelComposedStructureDiagramEditorPlugin.ID; |
112 | } |
113 | |
114 | /** |
115 | * @generated |
116 | */ |
117 | public Object getAdapter(Class type) { |
118 | if (type == IShowInTargetList.class) { |
119 | return new IShowInTargetList() { |
120 | public String[] getShowInTargetIds() { |
121 | return new String[] { ProjectExplorer.VIEW_ID }; |
122 | } |
123 | }; |
124 | } |
125 | return super.getAdapter(type); |
126 | } |
127 | |
128 | /** |
129 | * @generated |
130 | */ |
131 | protected IDocumentProvider getDocumentProvider(IEditorInput input) { |
132 | if (input instanceof IFileEditorInput |
133 | || input instanceof URIEditorInput) { |
134 | return PalladioComponentModelComposedStructureDiagramEditorPlugin |
135 | .getInstance().getDocumentProvider(); |
136 | } |
137 | return super.getDocumentProvider(input); |
138 | } |
139 | |
140 | /** |
141 | * @generated |
142 | */ |
143 | public TransactionalEditingDomain getEditingDomain() { |
144 | IDocument document = getEditorInput() != null ? getDocumentProvider() |
145 | .getDocument(getEditorInput()) : null; |
146 | if (document instanceof IDiagramDocument) { |
147 | return ((IDiagramDocument) document).getEditingDomain(); |
148 | } |
149 | return super.getEditingDomain(); |
150 | } |
151 | |
152 | /** |
153 | * @generated |
154 | */ |
155 | protected void setDocumentProvider(IEditorInput input) { |
156 | if (input instanceof IFileEditorInput |
157 | || input instanceof URIEditorInput) { |
158 | setDocumentProvider(PalladioComponentModelComposedStructureDiagramEditorPlugin |
159 | .getInstance().getDocumentProvider()); |
160 | } else { |
161 | super.setDocumentProvider(input); |
162 | } |
163 | } |
164 | |
165 | /** |
166 | * @generated |
167 | */ |
168 | public void gotoMarker(IMarker marker) { |
169 | MarkerNavigationService.getInstance().gotoMarker(this, marker); |
170 | } |
171 | |
172 | /** |
173 | * @generated |
174 | */ |
175 | public boolean isSaveAsAllowed() { |
176 | return true; |
177 | } |
178 | |
179 | /** |
180 | * @generated |
181 | */ |
182 | public void doSaveAs() { |
183 | performSaveAs(new NullProgressMonitor()); |
184 | } |
185 | |
186 | /** |
187 | * @generated |
188 | */ |
189 | protected void performSaveAs(IProgressMonitor progressMonitor) { |
190 | Shell shell = getSite().getShell(); |
191 | IEditorInput input = getEditorInput(); |
192 | SaveAsDialog dialog = new SaveAsDialog(shell); |
193 | IFile original = input instanceof IFileEditorInput ? ((IFileEditorInput) input) |
194 | .getFile() |
195 | : null; |
196 | if (original != null) { |
197 | dialog.setOriginalFile(original); |
198 | } |
199 | dialog.create(); |
200 | IDocumentProvider provider = getDocumentProvider(); |
201 | if (provider == null) { |
202 | // editor has been programmatically closed while the dialog was open |
203 | return; |
204 | } |
205 | if (provider.isDeleted(input) && original != null) { |
206 | String message = NLS |
207 | .bind( |
208 | Messages.PalladioComponentModelDiagramEditor_SavingDeletedFile, |
209 | original.getName()); |
210 | dialog.setErrorMessage(null); |
211 | dialog.setMessage(message, IMessageProvider.WARNING); |
212 | } |
213 | if (dialog.open() == Window.CANCEL) { |
214 | if (progressMonitor != null) { |
215 | progressMonitor.setCanceled(true); |
216 | } |
217 | return; |
218 | } |
219 | IPath filePath = dialog.getResult(); |
220 | if (filePath == null) { |
221 | if (progressMonitor != null) { |
222 | progressMonitor.setCanceled(true); |
223 | } |
224 | return; |
225 | } |
226 | IWorkspaceRoot workspaceRoot = ResourcesPlugin.getWorkspace().getRoot(); |
227 | IFile file = workspaceRoot.getFile(filePath); |
228 | final IEditorInput newInput = new FileEditorInput(file); |
229 | // Check if the editor is already open |
230 | IEditorMatchingStrategy matchingStrategy = getEditorDescriptor() |
231 | .getEditorMatchingStrategy(); |
232 | IEditorReference[] editorRefs = PlatformUI.getWorkbench() |
233 | .getActiveWorkbenchWindow().getActivePage() |
234 | .getEditorReferences(); |
235 | for (int i = 0; i < editorRefs.length; i++) { |
236 | if (matchingStrategy.matches(editorRefs[i], newInput)) { |
237 | MessageDialog |
238 | .openWarning( |
239 | shell, |
240 | Messages.PalladioComponentModelDiagramEditor_SaveAsErrorTitle, |
241 | Messages.PalladioComponentModelDiagramEditor_SaveAsErrorMessage); |
242 | return; |
243 | } |
244 | } |
245 | boolean success = false; |
246 | try { |
247 | provider.aboutToChange(newInput); |
248 | getDocumentProvider(newInput).saveDocument(progressMonitor, |
249 | newInput, |
250 | getDocumentProvider().getDocument(getEditorInput()), true); |
251 | success = true; |
252 | } catch (CoreException x) { |
253 | IStatus status = x.getStatus(); |
254 | if (status == null || status.getSeverity() != IStatus.CANCEL) { |
255 | ErrorDialog |
256 | .openError( |
257 | shell, |
258 | Messages.PalladioComponentModelDiagramEditor_SaveErrorTitle, |
259 | Messages.PalladioComponentModelDiagramEditor_SaveErrorMessage, |
260 | x.getStatus()); |
261 | } |
262 | } finally { |
263 | provider.changed(newInput); |
264 | if (success) { |
265 | setInput(newInput); |
266 | } |
267 | } |
268 | if (progressMonitor != null) { |
269 | progressMonitor.setCanceled(!success); |
270 | } |
271 | } |
272 | |
273 | /** |
274 | * @generated |
275 | */ |
276 | public ShowInContext getShowInContext() { |
277 | return new ShowInContext(getEditorInput(), getNavigatorSelection()); |
278 | } |
279 | |
280 | /** |
281 | * @generated |
282 | */ |
283 | private ISelection getNavigatorSelection() { |
284 | IDiagramDocument document = getDiagramDocument(); |
285 | if (document == null) { |
286 | return StructuredSelection.EMPTY; |
287 | } |
288 | Diagram diagram = document.getDiagram(); |
289 | IFile file = WorkspaceSynchronizer.getFile(diagram.eResource()); |
290 | if (file != null) { |
291 | PalladioComponentModelNavigatorItem item = new PalladioComponentModelNavigatorItem( |
292 | diagram, file, false); |
293 | return new StructuredSelection(item); |
294 | } |
295 | return StructuredSelection.EMPTY; |
296 | } |
297 | |
298 | /** |
299 | * @generated |
300 | */ |
301 | protected void configureGraphicalViewer() { |
302 | super.configureGraphicalViewer(); |
303 | DiagramEditorContextMenuProvider provider = new DiagramEditorContextMenuProvider( |
304 | this, getDiagramGraphicalViewer()); |
305 | getDiagramGraphicalViewer().setContextMenu(provider); |
306 | getSite().registerContextMenu(ActionIds.DIAGRAM_EDITOR_CONTEXT_MENU, |
307 | provider, getDiagramGraphicalViewer()); |
308 | } |
309 | |
310 | } |