| 1 | /* |
| 2 | *Copyright 2007, SDQ, IPD, U KA |
| 3 | */ |
| 4 | package de.uka.ipd.sdq.pcm.gmf.allocation.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.emf.transaction.TransactionalEditingDomain; |
| 9 | import org.eclipse.core.resources.IFile; |
| 10 | import org.eclipse.core.resources.IMarker; |
| 11 | import org.eclipse.core.resources.IWorkspaceRoot; |
| 12 | import org.eclipse.core.resources.ResourcesPlugin; |
| 13 | |
| 14 | import org.eclipse.core.runtime.CoreException; |
| 15 | import org.eclipse.core.runtime.IPath; |
| 16 | import org.eclipse.core.runtime.IProgressMonitor; |
| 17 | import org.eclipse.core.runtime.IStatus; |
| 18 | import org.eclipse.core.runtime.NullProgressMonitor; |
| 19 | |
| 20 | import org.eclipse.emf.common.ui.URIEditorInput; |
| 21 | |
| 22 | import org.eclipse.gmf.runtime.common.ui.services.marker.MarkerNavigationService; |
| 23 | |
| 24 | import org.eclipse.gmf.runtime.diagram.core.preferences.PreferencesHint; |
| 25 | |
| 26 | import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.IDiagramDocument; |
| 27 | import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.IDocument; |
| 28 | import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.IDocumentProvider; |
| 29 | |
| 30 | import org.eclipse.jface.dialogs.ErrorDialog; |
| 31 | import org.eclipse.jface.dialogs.IMessageProvider; |
| 32 | import org.eclipse.jface.dialogs.MessageDialog; |
| 33 | |
| 34 | import org.eclipse.jface.window.Window; |
| 35 | |
| 36 | import org.eclipse.osgi.util.NLS; |
| 37 | |
| 38 | import org.eclipse.swt.widgets.Shell; |
| 39 | |
| 40 | import org.eclipse.ui.IEditorInput; |
| 41 | import org.eclipse.ui.IEditorMatchingStrategy; |
| 42 | import org.eclipse.ui.IEditorReference; |
| 43 | import org.eclipse.ui.IFileEditorInput; |
| 44 | import org.eclipse.ui.PlatformUI; |
| 45 | |
| 46 | import org.eclipse.ui.dialogs.SaveAsDialog; |
| 47 | |
| 48 | import org.eclipse.ui.ide.IGotoMarker; |
| 49 | |
| 50 | import org.eclipse.ui.part.FileEditorInput; |
| 51 | import org.eclipse.ui.part.ShowInContext; |
| 52 | |
| 53 | /** |
| 54 | * @generated |
| 55 | */ |
| 56 | public class PalladioComponentModelAllocationDiagramEditor extends |
| 57 | DiagramDocumentEditor implements IGotoMarker { |
| 58 | |
| 59 | /** |
| 60 | * @generated |
| 61 | */ |
| 62 | public static final String ID = "de.uka.ipd.sdq.pcm.gmf.allocation.part.PalladioComponentModelAllocationDiagramEditorID"; //$NON-NLS-1$ |
| 63 | |
| 64 | /** |
| 65 | * @generated |
| 66 | */ |
| 67 | public static final String CONTEXT_ID = "de.uka.ipd.sdq.pcm.gmf.allocation.ui.diagramContext"; //$NON-NLS-1$ |
| 68 | |
| 69 | /** |
| 70 | * @generated |
| 71 | */ |
| 72 | public PalladioComponentModelAllocationDiagramEditor() { |
| 73 | super(true); |
| 74 | } |
| 75 | |
| 76 | /** |
| 77 | * @generated |
| 78 | */ |
| 79 | protected String getContextID() { |
| 80 | return CONTEXT_ID; |
| 81 | } |
| 82 | |
| 83 | /** |
| 84 | * @generated |
| 85 | */ |
| 86 | protected PaletteRoot createPaletteRoot(PaletteRoot existingPaletteRoot) { |
| 87 | PaletteRoot root = super.createPaletteRoot(existingPaletteRoot); |
| 88 | new PalladioComponentModelPaletteFactory().fillPalette(root); |
| 89 | return root; |
| 90 | } |
| 91 | |
| 92 | /** |
| 93 | * @generated |
| 94 | */ |
| 95 | protected PreferencesHint getPreferencesHint() { |
| 96 | return PalladioComponentModelAllocationDiagramEditorPlugin.DIAGRAM_PREFERENCES_HINT; |
| 97 | } |
| 98 | |
| 99 | /** |
| 100 | * @generated |
| 101 | */ |
| 102 | public String getContributorId() { |
| 103 | return PalladioComponentModelAllocationDiagramEditorPlugin.ID; |
| 104 | } |
| 105 | |
| 106 | /** |
| 107 | * @generated |
| 108 | */ |
| 109 | protected IDocumentProvider getDocumentProvider(IEditorInput input) { |
| 110 | if (input instanceof IFileEditorInput |
| 111 | || input instanceof URIEditorInput) { |
| 112 | return PalladioComponentModelAllocationDiagramEditorPlugin |
| 113 | .getInstance().getDocumentProvider(); |
| 114 | } |
| 115 | return super.getDocumentProvider(input); |
| 116 | } |
| 117 | |
| 118 | /** |
| 119 | * @generated |
| 120 | */ |
| 121 | public TransactionalEditingDomain getEditingDomain() { |
| 122 | IDocument document = getEditorInput() != null ? getDocumentProvider() |
| 123 | .getDocument(getEditorInput()) : null; |
| 124 | if (document instanceof IDiagramDocument) { |
| 125 | return ((IDiagramDocument) document).getEditingDomain(); |
| 126 | } |
| 127 | return super.getEditingDomain(); |
| 128 | } |
| 129 | |
| 130 | /** |
| 131 | * @generated |
| 132 | */ |
| 133 | protected void setDocumentProvider(IEditorInput input) { |
| 134 | if (input instanceof IFileEditorInput |
| 135 | || input instanceof URIEditorInput) { |
| 136 | setDocumentProvider(PalladioComponentModelAllocationDiagramEditorPlugin |
| 137 | .getInstance().getDocumentProvider()); |
| 138 | } else { |
| 139 | super.setDocumentProvider(input); |
| 140 | } |
| 141 | } |
| 142 | |
| 143 | /** |
| 144 | * @generated |
| 145 | */ |
| 146 | public void gotoMarker(IMarker marker) { |
| 147 | MarkerNavigationService.getInstance().gotoMarker(this, marker); |
| 148 | } |
| 149 | |
| 150 | /** |
| 151 | * @generated |
| 152 | */ |
| 153 | public boolean isSaveAsAllowed() { |
| 154 | return true; |
| 155 | } |
| 156 | |
| 157 | /** |
| 158 | * @generated |
| 159 | */ |
| 160 | public void doSaveAs() { |
| 161 | performSaveAs(new NullProgressMonitor()); |
| 162 | } |
| 163 | |
| 164 | /** |
| 165 | * @generated |
| 166 | */ |
| 167 | protected void performSaveAs(IProgressMonitor progressMonitor) { |
| 168 | Shell shell = getSite().getShell(); |
| 169 | IEditorInput input = getEditorInput(); |
| 170 | SaveAsDialog dialog = new SaveAsDialog(shell); |
| 171 | IFile original = input instanceof IFileEditorInput ? ((IFileEditorInput) input) |
| 172 | .getFile() |
| 173 | : null; |
| 174 | if (original != null) { |
| 175 | dialog.setOriginalFile(original); |
| 176 | } |
| 177 | dialog.create(); |
| 178 | IDocumentProvider provider = getDocumentProvider(); |
| 179 | if (provider == null) { |
| 180 | // editor has been programmatically closed while the dialog was open |
| 181 | return; |
| 182 | } |
| 183 | if (provider.isDeleted(input) && original != null) { |
| 184 | String message = NLS |
| 185 | .bind( |
| 186 | Messages.PalladioComponentModelAllocationDiagramEditor_SavingDeletedFile, |
| 187 | original.getName()); |
| 188 | dialog.setErrorMessage(null); |
| 189 | dialog.setMessage(message, IMessageProvider.WARNING); |
| 190 | } |
| 191 | if (dialog.open() == Window.CANCEL) { |
| 192 | if (progressMonitor != null) { |
| 193 | progressMonitor.setCanceled(true); |
| 194 | } |
| 195 | return; |
| 196 | } |
| 197 | IPath filePath = dialog.getResult(); |
| 198 | if (filePath == null) { |
| 199 | if (progressMonitor != null) { |
| 200 | progressMonitor.setCanceled(true); |
| 201 | } |
| 202 | return; |
| 203 | } |
| 204 | IWorkspaceRoot workspaceRoot = ResourcesPlugin.getWorkspace().getRoot(); |
| 205 | IFile file = workspaceRoot.getFile(filePath); |
| 206 | final IEditorInput newInput = new FileEditorInput(file); |
| 207 | // Check if the editor is already open |
| 208 | IEditorMatchingStrategy matchingStrategy = getEditorDescriptor() |
| 209 | .getEditorMatchingStrategy(); |
| 210 | IEditorReference[] editorRefs = PlatformUI.getWorkbench() |
| 211 | .getActiveWorkbenchWindow().getActivePage() |
| 212 | .getEditorReferences(); |
| 213 | for (int i = 0; i < editorRefs.length; i++) { |
| 214 | if (matchingStrategy.matches(editorRefs[i], newInput)) { |
| 215 | MessageDialog |
| 216 | .openWarning( |
| 217 | shell, |
| 218 | Messages.PalladioComponentModelAllocationDiagramEditor_SaveAsErrorTitle, |
| 219 | Messages.PalladioComponentModelAllocationDiagramEditor_SaveAsErrorMessage); |
| 220 | return; |
| 221 | } |
| 222 | } |
| 223 | boolean success = false; |
| 224 | try { |
| 225 | provider.aboutToChange(newInput); |
| 226 | getDocumentProvider(newInput).saveDocument(progressMonitor, |
| 227 | newInput, |
| 228 | getDocumentProvider().getDocument(getEditorInput()), true); |
| 229 | success = true; |
| 230 | } catch (CoreException x) { |
| 231 | IStatus status = x.getStatus(); |
| 232 | if (status == null || status.getSeverity() != IStatus.CANCEL) { |
| 233 | ErrorDialog |
| 234 | .openError( |
| 235 | shell, |
| 236 | Messages.PalladioComponentModelAllocationDiagramEditor_SaveErrorTitle, |
| 237 | Messages.PalladioComponentModelAllocationDiagramEditor_SaveErrorMessage, |
| 238 | x.getStatus()); |
| 239 | } |
| 240 | } finally { |
| 241 | provider.changed(newInput); |
| 242 | if (success) { |
| 243 | setInput(newInput); |
| 244 | } |
| 245 | } |
| 246 | if (progressMonitor != null) { |
| 247 | progressMonitor.setCanceled(!success); |
| 248 | } |
| 249 | } |
| 250 | |
| 251 | /** |
| 252 | * @generated |
| 253 | */ |
| 254 | public ShowInContext getShowInContext() { |
| 255 | return new ShowInContext(getEditorInput(), getGraphicalViewer() |
| 256 | .getSelection()); |
| 257 | } |
| 258 | |
| 259 | } |