/** Restores the object state from the memento. */
public IStatus restoreState() {
Assert.isTrue(!isRestored());
IStatus result = Status.OK_STATUS;
IMemento memento = this.memento;
this.memento = null;
String factoryId = memento.getString(IWorkbenchConstants.TAG_FACTORY_ID);
if (factoryId == null) {
WorkbenchPlugin.log("Unable to restore mru list - no input factory ID."); // $NON-NLS-1$
return result;
}
IElementFactory factory = PlatformUI.getWorkbench().getElementFactory(factoryId);
if (factory == null) {
return result;
}
IMemento persistableMemento = memento.getChild(IWorkbenchConstants.TAG_PERSISTABLE);
if (persistableMemento == null) {
WorkbenchPlugin.log(
"Unable to restore mru list - no input element state: " + factoryId); // $NON-NLS-1$
return result;
}
IAdaptable adaptable = factory.createElement(persistableMemento);
if (adaptable == null || (adaptable instanceof IEditorInput) == false) {
return result;
}
input = (IEditorInput) adaptable;
// Get the editor descriptor.
String editorId = memento.getString(IWorkbenchConstants.TAG_ID);
if (editorId != null) {
IEditorRegistry registry = WorkbenchPlugin.getDefault().getEditorRegistry();
descriptor = registry.findEditor(editorId);
}
return result;
}
/*
* @see org.eclipse.swt.dnd.DragSourceListener#dragStart
*/
@Override
public void dragStart(DragSourceEvent event) {
fEditorInputDatas = new ArrayList<EditorInputData>();
ISelection selection = fProvider.getSelection();
if (selection instanceof IStructuredSelection) {
IStructuredSelection structuredSelection = (IStructuredSelection) selection;
for (Iterator<?> iter = structuredSelection.iterator(); iter.hasNext(); ) {
Object element = iter.next();
IEditorInput editorInput = EditorUtility.getEditorInput(element);
if (editorInput != null && editorInput.getPersistable() != null) {
try {
String editorId = EditorUtility.getEditorID(editorInput);
// see org.eclipse.ui.internal.ide.EditorAreaDropAdapter.openNonExternalEditor(..):
IEditorRegistry editorReg = PlatformUI.getWorkbench().getEditorRegistry();
IEditorDescriptor editorDesc = editorReg.findEditor(editorId);
if (editorDesc != null && !editorDesc.isOpenExternal()) {
fEditorInputDatas.add(
EditorInputTransfer.createEditorInputData(editorId, editorInput));
}
} catch (PartInitException e) {
JavaPlugin.log(e);
}
}
}
}
event.doit = fEditorInputDatas.size() > 0;
}
public static IEditorDescriptor getEditorDescription(IFile file) {
IEditorRegistry editorReg = PlatformUI.getWorkbench().getEditorRegistry();
IEditorDescriptor selectedDescriptor = null;
String defaultEditorID = null;
try {
defaultEditorID = file.getPersistentProperty(IDE.EDITOR_KEY);
} catch (CoreException e) {
}
if (defaultEditorID != null) selectedDescriptor = editorReg.findEditor(defaultEditorID);
if (selectedDescriptor == null) {
/*
JastAddModel model = JastAddModelProvider.getModel(file);
if (model != null) {
*/
IEditorDescriptor[] descriptors = editorReg.getEditors(file.getName());
for (IEditorDescriptor descriptor : descriptors)
if (descriptor.getId().equals(JastAddJEditor.EDITOR_ID)) selectedDescriptor = descriptor;
if (selectedDescriptor == null && descriptors.length > 0) selectedDescriptor = descriptors[0];
// }
}
return selectedDescriptor;
}
@Override
public IEditorDescriptor getEditorDescriptor(String name, IEditorRegistry editorReg) {
IEditorDescriptor editorDesc = null;
// next check the OS for in-place editor (OLE on Win32)
if (editorReg.isSystemInPlaceEditorAvailable(name)) {
editorDesc = editorReg.findEditor(IEditorRegistry.SYSTEM_INPLACE_EDITOR_ID);
}
// next check with the OS for an external editor
if (editorDesc == null && editorReg.isSystemExternalEditorAvailable(name)) {
editorDesc = editorReg.findEditor(IEditorRegistry.SYSTEM_EXTERNAL_EDITOR_ID);
}
// next lookup the default text editor
if (editorDesc == null) {
editorDesc = editorReg.findEditor(IDEWorkbenchPlugin.DEFAULT_TEXT_EDITOR_ID);
}
return editorDesc;
}
@Override
IWorkbenchPart createErrorPart() {
IStatus status =
new Status(
IStatus.ERROR,
WorkbenchPlugin.PI_WORKBENCH,
NLS.bind(WorkbenchMessages.EditorManager_missing_editor_descriptor, descriptorId));
IEditorRegistry registry = getPage().getWorkbenchWindow().getWorkbench().getEditorRegistry();
descriptor = (EditorDescriptor) registry.findEditor(EditorRegistry.EMPTY_EDITOR_ID);
return createErrorPart(status);
}
/**
* Opens the given file in the registered editor for the file type, or in the default text editor
* if no editor is registered. This differs from the openInEditor() method in that the system
* editor will never be opened.
*
* @param file the file to open
* @return an open editor
* @throws PartInitException if the editor could not be opened or the input element is not valid
*/
public static IEditorPart openInTextEditor(IFile file, boolean activate)
throws PartInitException {
UIInstrumentationBuilder instrumentation =
UIInstrumentation.builder("EditorUtility.openInTextEditor");
try {
if (file == null) {
instrumentation.metric("Problem", "file is null");
throwPartInitException(DartEditorMessages.EditorUtility_file_must_not_be_null);
}
instrumentation.data("FileName", file.getName());
instrumentation.data("FilePath", file.getFullPath().toOSString());
IWorkbenchPage p = DartToolsPlugin.getActivePage();
if (p == null) {
instrumentation.metric("Problem", "no active workbench page");
throwPartInitException(DartEditorMessages.EditorUtility_no_active_WorkbenchPage);
}
IEditorDescriptor desc = IDE.getEditorDescriptor(file, true);
if (desc.getId() == IEditorRegistry.SYSTEM_EXTERNAL_EDITOR_ID) {
IEditorRegistry editorReg = PlatformUI.getWorkbench().getEditorRegistry();
desc = editorReg.findEditor(EditorsUI.DEFAULT_TEXT_EDITOR_ID);
}
IEditorPart editorPart =
IDE.openEditor(p, file, maybeSwapDefaultEditorDescriptor(desc.getId()), activate);
initializeHighlightRange(editorPart);
return editorPart;
} catch (RuntimeException e) {
instrumentation.metric("Exception", e.getClass().toString());
instrumentation.data("Exception", e.toString());
throw e;
} finally {
instrumentation.log();
}
}
private void initializeTitle(IEditorInput input) {
Image oldImage = fTitleImage;
fTitleImage = null;
String title = ""; // $NON-NLS-1$
if (input != null) {
IEditorRegistry editorRegistry = PlatformUI.getWorkbench().getEditorRegistry();
IEditorDescriptor editorDesc = editorRegistry.findEditor(getSite().getId());
ImageDescriptor imageDesc = editorDesc != null ? editorDesc.getImageDescriptor() : null;
fTitleImage = imageDesc != null ? imageDesc.createImage() : null;
title = input.getName();
}
setTitleImage(fTitleImage);
setPartName(title);
firePropertyChange(PROP_DIRTY);
if (oldImage != null && !oldImage.isDisposed()) oldImage.dispose();
}
public EditorReference(
IEclipseContext windowContext,
IWorkbenchPage page,
MPart part,
IEditorInput input,
EditorDescriptor descriptor,
IMemento editorState) {
super(windowContext, page, part);
this.input = input;
this.descriptor = descriptor;
this.editorState = editorState;
if (descriptor == null) {
try {
String memento = getModel().getPersistedState().get(MEMENTO_KEY);
if (memento == null) {
descriptorId = EditorRegistry.EMPTY_EDITOR_ID;
} else {
XMLMemento createReadRoot = XMLMemento.createReadRoot(new StringReader(memento));
IEditorRegistry registry =
getPage().getWorkbenchWindow().getWorkbench().getEditorRegistry();
descriptorId = createReadRoot.getString(IWorkbenchConstants.TAG_ID);
this.descriptor = (EditorDescriptor) registry.findEditor(descriptorId);
boolean pinnedVal =
"true"
.equals(createReadRoot.getString(IWorkbenchConstants.TAG_PINNED)); // $NON-NLS-1$
setPinned(pinnedVal);
String ttip = createReadRoot.getString(IWorkbenchConstants.TAG_TOOLTIP);
part.getTransientData().put(IPresentationEngine.OVERRIDE_TITLE_TOOL_TIP_KEY, ttip);
}
} catch (WorkbenchException e) {
WorkbenchPlugin.log(e);
}
} else {
descriptorId = this.descriptor.getId();
}
}
public EditorReference(
IEclipseContext windowContext,
IWorkbenchPage page,
MPart part,
IEditorInput input,
EditorDescriptor descriptor,
IMemento editorState) {
super(windowContext, page, part);
this.input = input;
this.descriptor = descriptor;
this.editorState = editorState;
if (descriptor == null) {
try {
String memento = getModel().getPersistedState().get(MEMENTO_KEY);
if (memento == null) {
descriptorId = EditorRegistry.EMPTY_EDITOR_ID;
} else {
XMLMemento createReadRoot = XMLMemento.createReadRoot(new StringReader(memento));
IEditorRegistry registry =
getPage().getWorkbenchWindow().getWorkbench().getEditorRegistry();
descriptorId = createReadRoot.getString(IWorkbenchConstants.TAG_ID);
this.descriptor = (EditorDescriptor) registry.findEditor(descriptorId);
}
if (this.descriptor == null) {
setImageDescriptor(ImageDescriptor.getMissingImageDescriptor());
} else {
setImageDescriptor(this.descriptor.getImageDescriptor());
}
} catch (WorkbenchException e) {
WorkbenchPlugin.log(e);
}
} else {
descriptorId = this.descriptor.getId();
setImageDescriptor(this.descriptor.getImageDescriptor());
}
}
public void fill(Menu menu, int index) {
final IFileRevision fileRevision = getFileRevision();
if (fileRevision == null) {
return;
}
IEditorDescriptor defaultTextEditor =
registry.findEditor("org.eclipse.ui.DefaultTextEditor"); // $NON-NLS-1$
IEditorDescriptor preferredEditor = Utils.getDefaultEditor(fileRevision);
Object[] editors = Utils.getEditors(fileRevision);
Collections.sort(Arrays.asList(editors), comparer);
boolean defaultFound = false;
// Check that we don't add it twice. This is possible
// if the same editor goes to two mappings.
ArrayList alreadyMapped = new ArrayList();
for (int i = 0; i < editors.length; i++) {
IEditorDescriptor editor = (IEditorDescriptor) editors[i];
if (!alreadyMapped.contains(editor)) {
createMenuItem(menu, editor, preferredEditor);
if (defaultTextEditor != null && editor.getId().equals(defaultTextEditor.getId())) {
defaultFound = true;
}
alreadyMapped.add(editor);
}
}
// Only add a separator if there is something to separate
if (editors.length > 0) {
new MenuItem(menu, SWT.SEPARATOR);
}
// Add default editor. Check it if it is saved as the preference.
if (!defaultFound && defaultTextEditor != null) {
createMenuItem(menu, defaultTextEditor, preferredEditor);
}
// TODO : We might perhaps enable inplace and system external editors menu items
/*// Add system editor
IEditorDescriptor descriptor = registry
.findEditor(IEditorRegistry.SYSTEM_EXTERNAL_EDITOR_ID);
final MenuItem systemEditorMenuItem = createMenuItem(menu, descriptor,
preferredEditor);
systemEditorMenuItem.setEnabled(false);
// Add system in-place editor
descriptor = registry
.findEditor(IEditorRegistry.SYSTEM_INPLACE_EDITOR_ID);
final MenuItem inPlaceEditorMenuItem = (descriptor != null) ? createMenuItem(
menu, descriptor, preferredEditor)
: null;
if (inPlaceEditorMenuItem != null)
inPlaceEditorMenuItem.setEnabled(false);
Job job = new Job("updateOpenWithMenu") { //$NON-NLS-1$
protected IStatus run(IProgressMonitor monitor) {
try {
final boolean isFile = fileRevision.getStorage(monitor) instanceof IFile;
Display.getDefault().asyncExec(new Runnable() {
public void run() {
if (inPlaceEditorMenuItem != null
&& !inPlaceEditorMenuItem.isDisposed())
inPlaceEditorMenuItem.setEnabled(isFile);
if (!systemEditorMenuItem.isDisposed())
systemEditorMenuItem.setEnabled(isFile);
}
});
return Status.OK_STATUS;
} catch (CoreException e) {
return new Status(IStatus.WARNING, TeamUIPlugin.ID, null, e);
}
};
};
job.setSystem(true);
job.schedule();*/
createDefaultMenuItem(menu, fileRevision);
// add Other... menu item
createOtherMenuItem(menu);
}
