org.eclipse.ui.IWorkbenchPage#getEditorReferences ( )源码实例Demo

private static LSPDocumentInfo infoFromOpenEditors() {
	for (IWorkbenchWindow window : PlatformUI.getWorkbench().getWorkbenchWindows()) {
		for (IWorkbenchPage page : window.getPages()) {
			for (IEditorReference editor : page.getEditorReferences()) {
				IEditorInput input;
				try {
					input = editor.getEditorInput();
				} catch (PartInitException e) {
					continue;
				}
				if (input.getName().endsWith(".rs") && editor.getEditor(false) instanceof ITextEditor) { //$NON-NLS-1$
					IDocument document = (((ITextEditor) editor.getEditor(false)).getDocumentProvider())
							.getDocument(input);
					Collection<LSPDocumentInfo> infos = LanguageServiceAccessor.getLSPDocumentInfosFor(document,
							capabilities -> Boolean.TRUE.equals(capabilities.getReferencesProvider()));
					if (!infos.isEmpty()) {
						return infos.iterator().next();
					}
				}
			}
		}
	}
	return null;
}
 

/**
 * Returns the editor with the specified input. Returns null if there is no
 * opened editor with that input. If restore is requested, the method finds and
 * returns the editor even if it is not restored yet after a restart.
 *
 * @param input
 *            the editor input
 * @param restore
 *            true if the editor should be restored
 * @return an editor with input equals to <code>input</code>
 */
private static IEditorPart findEditor(IEditorInput input, boolean restore) {
    final IWorkbench wb = PlatformUI.getWorkbench();
    final IWorkbenchPage activePage = wb.getActiveWorkbenchWindow().getActivePage();
    for (IEditorReference editorReference : activePage.getEditorReferences()) {
        try {
            IEditorInput editorInput = editorReference.getEditorInput();
            if (editorInput.equals(input)) {
                return editorReference.getEditor(restore);
            }
        } catch (PartInitException e) {
            // do nothing
        }
    }
    return null;
}
 

/**
 * Close open editors associated with this experiment.
 */
public void closeEditors() {
    IFile file = getBookmarksFile();
    FileEditorInput input = new FileEditorInput(file);
    IWorkbench wb = PlatformUI.getWorkbench();
    for (IWorkbenchWindow wbWindow : wb.getWorkbenchWindows()) {
        for (IWorkbenchPage wbPage : wbWindow.getPages()) {
            for (IEditorReference editorReference : wbPage.getEditorReferences()) {
                try {
                    if (editorReference.getEditorInput().equals(input)) {
                        wbPage.closeEditor(editorReference.getEditor(false), false);
                    }
                } catch (PartInitException e) {
                    Activator.getDefault().logError(NLS.bind(Messages.TmfCommonProjectElement_ErrorClosingEditor, getName()), e);
                }
            }
        }
    }
}
 

/**
 * Returns a List containing all the BTEditor that are currently open.
 */
public static List<BTEditor> getBTEditors() {
	IWorkbenchPage activePage = getMainWindowActivePage();

	if (activePage != null) {
		IEditorReference[] editors = activePage.getEditorReferences();
		if (editors.length == 0)
			return new Vector<BTEditor>();
		List<BTEditor> returnedEditors = new Vector<BTEditor>();
		for (int i = 0; i < editors.length; i++) {
			if (editors[i].getEditor(false) instanceof BTEditor) {
				returnedEditors.add((BTEditor) editors[i].getEditor(false));
			}
		}
		return returnedEditors;
	}

	return new LinkedList<BTEditor>();
}
 

public RenameSelectionState(Object element) {
	fElement= element;
	fParts= new ArrayList<IWorkbenchPart>();
	fSelections= new ArrayList<IStructuredSelection>();

	IWorkbenchWindow dw = JavaPlugin.getActiveWorkbenchWindow();
	if (dw ==  null) {
		fDisplay= null;
		return;
	}
	fDisplay= dw.getShell().getDisplay();
	IWorkbenchPage page = dw.getActivePage();
	if (page == null)
		return;
	IViewReference vrefs[]= page.getViewReferences();
	for(int i= 0; i < vrefs.length; i++) {
		consider(vrefs[i].getPart(false));
	}
	IEditorReference refs[]= page.getEditorReferences();
	for(int i= 0; i < refs.length; i++) {
		consider(refs[i].getPart(false));
	}
}
 

protected void cleanupWorkbench(IFile targetFile, IWorkbenchPage page) throws CoreException {
	if (targetFile.exists()) {
		IEditorReference[] refs = page.getEditorReferences();
		for (IEditorReference ref : refs) {
			IEditorPart part = ref.getEditor(false);
			if (part != null) {
				IEditorInput inp = part.getEditorInput();
				if (inp instanceof FileEditorInput) {
					if (((FileEditorInput) inp).getFile().equals(targetFile)) {
						page.closeEditor(ref.getEditor(false), true);
					}
				}
			}
		}
	}
}
 

protected DiagramEditPart retrieveEditPartFromOpenedEditors(final Diagram d) {
    final IWorkbenchPage activePage = getActivePage();
    if (activePage != null) {
        for (final IEditorReference ep : activePage.getEditorReferences()) {
            final IEditorPart editor = ep.getEditor(false);
            if (editor instanceof DiagramEditor
                    && ((DiagramEditor) editor).getDiagram().equals(d)
                    && ((DiagramEditor) editor).getDiagramEditPart() != null) {
                    return ((DiagramEditor) editor).getDiagramEditPart();
                }
        }
    }
    return null;
}
 

/**
    * {@inheritDoc}
    */
public Object execute(ExecutionEvent event) throws ExecutionException {
	final Module m = getModuleFromContext((IEvaluationContext)event.getApplicationContext());
	final Job j = new ToolboxJob("Removing module...") {
		protected IStatus run(final IProgressMonitor monitor) {
			try {
				m.getResource().delete(IResource.NEVER_DELETE_PROJECT_CONTENT, monitor);
				return Status.OK_STATUS;
			} catch (Exception e) {
				return Status.CANCEL_STATUS;
			}
		}
	};
	final IWorkbenchWindow iww = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
	final IWorkbenchPage page = iww.getActivePage();
	final IEditorReference[] refs = page.getEditorReferences();
	final String tabName = m.getModuleName() + TLAConstants.Files.TLA_EXTENSION;
	boolean removeModule = true;
	for (final IEditorReference ier : refs) {
		if (tabName.equals(ier.getName())) {
			final IEditorPart editor = ier.getEditor(false);
			
			if (editor != null) {
				// If dirty and they cancel the closing, this will return false
				removeModule = page.closeEditor(editor, true);
			}
		}
	}
	
	if (removeModule) {
		j.schedule();
	}
	
	return null;
}
 

private IEditorReference activeEditorReference(final IWorkbenchPage activePage) {
    final IEditorPart activeEditor = activePage.getActiveEditor();
    for (final IEditorReference ref : activePage.getEditorReferences()) {
        if (Objects.equal(activeEditor, ref.getPart(false))) {
            return ref;
        }
    }
    return null;
}
 

@Override
public void pageOpened(IWorkbenchPage page) {
	IEditorReference[] rs = page.getEditorReferences();
	for (IEditorReference r : rs) {
		IEditorPart part = r.getEditor(false);
		if (part != null) {
			editorOpened(part);
		}
	}
	page.addPartListener(this);
}
 

public static void showValidationPart() {
    final IWorkbenchPage activePage = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
    final IEditorPart part = activePage.getActiveEditor();
    if (part != null && part instanceof DiagramEditor) {
        final MainProcess proc = ModelHelper
                .getMainProcess(((DiagramEditor) part).getDiagramEditPart().resolveSemanticElement());
        final String partName = proc.getName() + " (" + proc.getVersion() + ")";
        for (final IEditorReference ref : activePage.getEditorReferences()) {
            if (partName.equals(ref.getPartName())) {
                activePage.activate(ref.getPart(true));
                break;
            }
        }

    }
    Display.getDefault().asyncExec(new Runnable() {

        @Override
        public void run() {
            try {
                activePage.showView("org.bonitasoft.studio.validation.view");
            } catch (final PartInitException e) {
                BonitaStudioLog.error(e);
            }
        }
    });
}
 

/**
 * Forces the user to close all opened editors for subdiagrams that are inlined.
 * 
 * @return true if all editors were closed, false otherwise
 */
public static boolean closeSubdiagramEditors(State state) {
	Diagram diagram = DiagramPartitioningUtil.getSubDiagram(state);
	if (diagram == null)
		return true;
	IWorkbenchPage activePage = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
	IEditorReference[] refs = activePage.getEditorReferences();
	for (IEditorReference ref : refs) {
		try {
			if (ref.getEditorInput() instanceof IDiagramEditorInput) {
				IDiagramEditorInput diagramInput = (IDiagramEditorInput) ref.getEditorInput();
				if (diagramInput.getDiagram().equals(diagram)) {
					boolean close = MessageDialog.openQuestion(activePage.getActivePart().getSite().getShell(),
							"Close subdiagram editor?",
							"The subdiagram is still open in another editor. Do you want to close it?");
					if (close) {
						activePage.closeEditor(ref.getEditor(false), false);
					}
					return close;
				}
			}
		} catch (PartInitException e) {
			e.printStackTrace();
		}
	}
	return true;
}
 

public static IEditorReference[] getOpenJavaEditors(IProject project) {
  List<IEditorReference> projectOpenJavaEditors = new ArrayList<IEditorReference>();
  try {
    IWorkbenchPage page = JavaPlugin.getActivePage();
    if (page != null) {
      // Iterate through all the open editors
      IEditorReference[] openEditors = page.getEditorReferences();
      for (IEditorReference openEditor : openEditors) {
        IEditorPart editor = openEditor.getEditor(false);

        // Only look for Java Editor and subclasses
        if (editor instanceof CompilationUnitEditor) {
          IEditorInput input = openEditor.getEditorInput();
          IJavaProject inputProject = EditorUtility.getJavaProject(input);

          // See if the editor is editing a file in this project
          if (inputProject != null && inputProject.getProject().equals(project)) {
            projectOpenJavaEditors.add(openEditor);
          }
        }
      }
    }
  } catch (PartInitException e) {
    GWTPluginLog.logError(e);
  }

  return projectOpenJavaEditors.toArray(new IEditorReference[0]);
}
 

private static IEditorReference[] getOpenedFileRefs( )
{
	IWorkbenchWindow window = org.eclipse.ui.PlatformUI.getWorkbench( )
			.getActiveWorkbenchWindow( );
	IWorkbenchPage page = window.getActivePage( );

	return page.getEditorReferences( );
}
 

static IEditorReference[] getEditors(final IWorkbenchWindow w) {
	if (w != null) {
		final IWorkbenchPage page = w.getActivePage();
		if (page != null) { return page.getEditorReferences(); }
	}
	return new IEditorReference[0];
}
 

/**
 * This operation overrides the ViewPart.createPartControl method to create
 * and draw the TreeViewer before registering it as a selection provider.
 * 
 * @param parent
 *            The Composite used to create the TreeViewer.
 */
@Override
public void createPartControl(Composite parent) {

	// Create a TabFolder to manage tabs
	tabFolder = new TabFolder(parent, SWT.NONE);

	// Create pages (TabItems) for text files and images
	TabItem textTab = new TabItem(tabFolder, SWT.NONE, 0);
	textTab.setText("Files");
	TabItem imageTab = new TabItem(tabFolder, SWT.NONE, 1);
	imageTab.setText("Images");
	TabItem plotTab = new TabItem(tabFolder, SWT.NONE, 2);
	plotTab.setText("Plots");

	// Create the tool bar and buttons for the view
	createActions();

	// Initialize the TreeViewer
	fileTreeViewer = new TreeViewer(tabFolder);
	imageTreeViewer = new TreeViewer(tabFolder);
	// Create content and label providers
	initializeTreeViewer(fileTreeViewer);
	initializeTreeViewer(imageTreeViewer);
	// Register the tree to the tabs
	textTab.setControl(fileTreeViewer.getControl());
	imageTab.setControl(imageTreeViewer.getControl());
	// Register this view as a SelectionProvider
	getSite().setSelectionProvider(fileTreeViewer);
	getSite().setSelectionProvider(imageTreeViewer);
	// Registered the view as a double click listener of the TreeViewer
	fileTreeViewer.addDoubleClickListener(this);
	imageTreeViewer.addDoubleClickListener(this);

	// Add a listener to catch tab selection changes.
	// NOTE: In Windows, this event is fired instantly, so this listener
	// needs to be declared after everything else is initialized!
	tabFolder.addListener(SWT.Selection, new Listener() {
		@Override
		public void handleEvent(Event event) {
			// If tabs are changed while playing, stop playing.
			if (playAction.isInPlayState()) {
				playAction.stop();
			}
			// Set the TreeViewer input to the selected tab
			setTreeContent(tabFolder.indexOf((TabItem) event.item));
		}
	});

	// Create the Table and table viewer for the Plot tab
	Table listTable = new Table(tabFolder, SWT.FLAT);
	DefaultEventTableViewer<VizResource> listTableViewer = new DefaultEventTableViewer<VizResource>(
			plotList, listTable, plotList);
	// Register the table control with the plot tab
	plotTab.setControl(listTable);

	// Check if there is currently an active ICEFormEditor. If so, update
	// the currently active editor and related UI pieces.
	IEditorPart activeEditor = PlatformUI.getWorkbench()
			.getActiveWorkbenchWindow().getActivePage().getActiveEditor();
	if (activeEditor != null && activeEditor instanceof ICEFormEditor) {
		if (activeEditor != editor) {
			setActiveEditor((ICEFormEditor) activeEditor);
		}
	} else {
		// Get a list of all the currently open editors
		IWorkbenchPage workbenchPage = PlatformUI.getWorkbench()
				.getActiveWorkbenchWindow().getActivePage();
		IEditorReference[] editorRefs = workbenchPage.getEditorReferences();

		if (editorRefs != null && editorRefs.length > 0) {
			// Begin iterating through all the editors, looking for one
			// that's an ICEFormEditor
			for (IEditorReference e : editorRefs) {
				// If it's an ICEFormEditor, set it as the active editor
				if (e.getId().equals(ICEFormEditor.ID)) {
					setActiveEditor((ICEFormEditor) e.getEditor(false));
					break;
				}
			}
		}
	}

	// Register as a listener to the part service so that the view can
	// update when the active ICEFormEditor changes.
	IPartService partService = getSite().getWorkbenchWindow()
			.getPartService();
	partService.addPartListener(this);

	return;
}
 

/**
	 * 根据指定要合并打开的文件，获取其配置文件
	 * @param selectIFiles
	 * @param isActive	如果找到了符合的合并打开临时文件，是否激活当前nattable编辑器
	 * @return ;
	 */
	public IFile getMultiFilesTempIFile(boolean isActive){
		IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
		IEditorReference[] editorRes = page.getEditorReferences();
		
		for (int i = 0; i < editorRes.length; i++) {
			if (editorRes[i].getId().equals(XLIFF_EDITOR_ID)) {
				try {
					IXliffEditor xlfEditor = (IXliffEditor) editorRes[i].getEditor(true);
					IFile multiTempFile = ((FileEditorInput) editorRes[i].getEditorInput()).getFile();
					List<File> openedFileList = xlfEditor.getMultiFileList();
					
					boolean isExist = false;
					if (selectIFiles.size() == openedFileList.size()) {
						isExist = true;
						for (IFile iFile : selectIFiles) {
							if (openedFileList.indexOf(iFile.getFullPath().toFile()) == -1) {
								continue;
							}
						}
					}
					
//					Map<String, Object> resultMap = handler.openFile(multiTempFile.getLocation().toOSString());
//					if (resultMap == null
//							|| Constant.RETURNVALUE_RESULT_SUCCESSFUL != (Integer) resultMap.get(Constant.RETURNVALUE_RESULT)) {
//						continue;
//					}
//					List<String> mergerFileList = handler.getMultiFiles(multiTempFile);
//					if (mergerFileList.size() == selectIFiles.size()) {
//						for (IFile iFile : selectIFiles) {
//							if (mergerFileList.indexOf(iFile.getLocation().toOSString()) < 0) {
//								continue;
//							}
//						}
//					}
					if (isActive) {
						page.activate(editorRes[i].getEditor(true));
					}
					if (isExist) {
						return multiTempFile;
					}
				} catch (PartInitException e) {
					e.printStackTrace();
				}
			}
		}
		return null;
	}
 

public IEditorPart openBeanEditor(BeanItem beanItem, boolean readOnly) throws SystemException, PartInitException {
    if (beanItem == null) {
        return null;
    }
    ICodeGeneratorService service = (ICodeGeneratorService) GlobalServiceRegister.getDefault()
            .getService(ICodeGeneratorService.class);

    ECodeLanguage lang = ((RepositoryContext) CorePlugin.getContext().getProperty(Context.REPOSITORY_CONTEXT_KEY))
            .getProject().getLanguage();
    ITalendSynchronizer routineSynchronizer = service.createRoutineSynchronizer();

    // check if the related editor is open.
    IWorkbenchPage page = getActivePage();

    IEditorReference[] editorParts = page.getEditorReferences();
    String talendEditorID = "org.talend.designer.core.ui.editor.StandAloneTalend" + lang.getCaseName() + "Editor"; //$NON-NLS-1$ //$NON-NLS-2$
    boolean found = false;
    IEditorPart talendEditor = null;
    for (IEditorReference reference : editorParts) {
        IEditorPart editor = reference.getEditor(false);
        if (talendEditorID.equals(editor.getSite().getId())) {
            // TextEditor talendEditor = (TextEditor) editor;
            RepositoryEditorInput editorInput = (RepositoryEditorInput) editor.getEditorInput();
            if (editorInput.getItem().equals(beanItem)) {
                page.bringToTop(editor);
                found = true;
                talendEditor = editor;
                break;
            }
        }
    }

    if (!found) {
        routineSynchronizer.syncRoutine(beanItem, true);
        IFile file = routineSynchronizer.getFile(beanItem);
        if (file == null) {
            return null;
        }
        RepositoryEditorInput input = new BeanEditorInput(file, beanItem);
        input.setReadOnly(readOnly);
        talendEditor = page.openEditor(input, talendEditorID); // $NON-NLS-1$
    }

    return talendEditor;

}
 

@Override
	protected void okPressed() {
		String filterNameStr = filterNameTxt.getText();
		if (filterNameStr == null || "".equals(filterNameStr)) {
			MessageDialog.openInformation(getShell(), "", Messages.getString("dialog.CustomFilterDialog.msg6"));
			return;
		}
		StringBuilder xpath = new StringBuilder();
		String link = andBtn.getSelection() ? " and " : " or ";
		ArrayList<String[]> tempValue = new ArrayList<String[]>();
		for (DynaComposite comp : conditionList) { // 得到所有自定义条件组合的xpath
			String tempXpath = comp.getXpath(true);
			if (RESULT_FAILED.equals(tempXpath)) {
				return;
			}
			xpath.append(tempXpath).append(link);
			tempValue.add(comp.getTempIndex());
		}
		if (xpath.length() > 0) {
			if (isAdd()) {
				IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
				if (window != null) {
					IWorkbenchPage page = window.getActivePage();
					if (page != null) {
						IEditorReference[] editors = page.getEditorReferences();
						for(IEditorReference e : editors){
							IEditorPart editor  = e.getEditor(false);
							if (editor != null && editor instanceof XLIFFEditorImplWithNatTable) {
								Combo cb = ((XLIFFEditorImplWithNatTable) editor).getFilterCombo();
								if(cb != null && !cb.isDisposed()){
									cb.add(filterNameTxt.getText());
								}
							}
						}
					}
				}
//				cmbFilter.add(filterNameTxt.getText());
			} else {
				XLFHandler.getFilterMap().put(filterNameTxt.getText(), xpath.substring(0, xpath.lastIndexOf(link)));
			}
			customFilters.put(filterNameStr, xpath.substring(0, xpath.lastIndexOf(link)));
			customFiltersAddition.put(filterNameStr, link.trim());
			customFiltersIndex.put(filterNameStr, tempValue);
			PreferenceStore.saveMap(IPreferenceConstants.FILTER_CONDITION, new TreeMap<String, String>(customFilters));
			PreferenceStore.saveMap(IPreferenceConstants.FILTER_CONDITION_ADDITION, customFiltersAddition);
			PreferenceStore.saveCustomCondition(IPreferenceConstants.FILTER_CONDITION_INDEX, customFiltersIndex);
			reload();
		}
	}
 

@Override
	protected void okPressed() {
		String filterNameStr = filterNameTxt.getText();
		if (filterNameStr == null || "".equals(filterNameStr)) {
			MessageDialog.openInformation(getShell(), "", Messages.getString("dialog.CustomFilterDialog.msg6"));
			return;
		}
		StringBuilder xpath = new StringBuilder();
		String link = andBtn.getSelection() ? " and " : " or ";
		ArrayList<String[]> tempValue = new ArrayList<String[]>();
		for (DynaComposite comp : conditionList) { // 得到所有自定义条件组合的xpath
			String tempXpath = comp.getXpath(true);
			if (RESULT_FAILED.equals(tempXpath)) {
				return;
			}
			xpath.append(tempXpath).append(link);
			tempValue.add(comp.getTempIndex());
		}
		if (xpath.length() > 0) {
			if (isAdd()) {
				IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
				if (window != null) {
					IWorkbenchPage page = window.getActivePage();
					if (page != null) {
						IEditorReference[] editors = page.getEditorReferences();
						for(IEditorReference e : editors){
							IEditorPart editor  = e.getEditor(false);
							if (editor != null && editor instanceof XLIFFEditorImplWithNatTable) {
								Combo cb = ((XLIFFEditorImplWithNatTable) editor).getFilterCombo();
								if(cb != null && !cb.isDisposed()){
									cb.add(filterNameTxt.getText());
								}
							}
						}
					}
				}
//				cmbFilter.add(filterNameTxt.getText());
			} else {
				XLFHandler.getFilterMap().put(filterNameTxt.getText(), xpath.substring(0, xpath.lastIndexOf(link)));
			}
			customFilters.put(filterNameStr, xpath.substring(0, xpath.lastIndexOf(link)));
			customFiltersAddition.put(filterNameStr, link.trim());
			customFiltersIndex.put(filterNameStr, tempValue);
			PreferenceStore.saveMap(IPreferenceConstants.FILTER_CONDITION, new TreeMap<String, String>(customFilters));
			PreferenceStore.saveMap(IPreferenceConstants.FILTER_CONDITION_ADDITION, customFiltersAddition);
			PreferenceStore.saveCustomCondition(IPreferenceConstants.FILTER_CONDITION_INDEX, customFiltersIndex);
			reload();
		}
	}