diff options
Diffstat (limited to 'bundles/org.eclipse.wst.jsdt.ui/src/org/eclipse/wst/jsdt/internal/ui/refactoring/reorg/RenameTypeWizardSimilarElementsPage.java')
| -rw-r--r-- | bundles/org.eclipse.wst.jsdt.ui/src/org/eclipse/wst/jsdt/internal/ui/refactoring/reorg/RenameTypeWizardSimilarElementsPage.java | 778 |
1 files changed, 0 insertions, 778 deletions
diff --git a/bundles/org.eclipse.wst.jsdt.ui/src/org/eclipse/wst/jsdt/internal/ui/refactoring/reorg/RenameTypeWizardSimilarElementsPage.java b/bundles/org.eclipse.wst.jsdt.ui/src/org/eclipse/wst/jsdt/internal/ui/refactoring/reorg/RenameTypeWizardSimilarElementsPage.java deleted file mode 100644 index 992f7090..00000000 --- a/bundles/org.eclipse.wst.jsdt.ui/src/org/eclipse/wst/jsdt/internal/ui/refactoring/reorg/RenameTypeWizardSimilarElementsPage.java +++ /dev/null @@ -1,778 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2008 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.wst.jsdt.internal.ui.refactoring.reorg; - -import java.util.ArrayList; -import java.util.HashMap; -import java.util.HashSet; -import java.util.Iterator; -import java.util.List; -import java.util.Map; -import java.util.Set; - -import org.eclipse.core.runtime.Assert; -import org.eclipse.core.runtime.IStatus; -import org.eclipse.jface.dialogs.Dialog; -import org.eclipse.jface.dialogs.IDialogConstants; -import org.eclipse.jface.dialogs.StatusDialog; -import org.eclipse.jface.preference.IPreferenceStore; -import org.eclipse.jface.resource.ImageDescriptor; -import org.eclipse.jface.resource.JFaceResources; -import org.eclipse.jface.text.Document; -import org.eclipse.jface.text.source.SourceViewer; -import org.eclipse.jface.viewers.DoubleClickEvent; -import org.eclipse.jface.viewers.IDoubleClickListener; -import org.eclipse.jface.viewers.ISelection; -import org.eclipse.jface.viewers.ISelectionChangedListener; -import org.eclipse.jface.viewers.IStructuredSelection; -import org.eclipse.jface.viewers.ITreeContentProvider; -import org.eclipse.jface.viewers.SelectionChangedEvent; -import org.eclipse.jface.viewers.StructuredSelection; -import org.eclipse.jface.viewers.Viewer; -import org.eclipse.jface.window.Window; -import org.eclipse.jface.wizard.IWizardPage; -import org.eclipse.ltk.core.refactoring.participants.RefactoringProcessor; -import org.eclipse.ltk.core.refactoring.participants.RenameRefactoring; -import org.eclipse.ltk.ui.refactoring.UserInputWizardPage; -import org.eclipse.swt.SWT; -import org.eclipse.swt.custom.CLabel; -import org.eclipse.swt.custom.SashForm; -import org.eclipse.swt.custom.ViewForm; -import org.eclipse.swt.events.SelectionAdapter; -import org.eclipse.swt.events.SelectionEvent; -import org.eclipse.swt.graphics.Image; -import org.eclipse.swt.layout.GridData; -import org.eclipse.swt.layout.GridLayout; -import org.eclipse.swt.widgets.Button; -import org.eclipse.swt.widgets.Composite; -import org.eclipse.swt.widgets.Control; -import org.eclipse.swt.widgets.Label; -import org.eclipse.swt.widgets.Shell; -import org.eclipse.swt.widgets.Text; -import org.eclipse.swt.widgets.Tree; -import org.eclipse.swt.widgets.TreeItem; -import org.eclipse.ui.PlatformUI; -import org.eclipse.ui.dialogs.ContainerCheckedTreeViewer; -import org.eclipse.wst.jsdt.core.IJavaScriptUnit; -import org.eclipse.wst.jsdt.core.IField; -import org.eclipse.wst.jsdt.core.IJavaScriptElement; -import org.eclipse.wst.jsdt.core.ILocalVariable; -import org.eclipse.wst.jsdt.core.IMember; -import org.eclipse.wst.jsdt.core.IFunction; -import org.eclipse.wst.jsdt.core.ISourceRange; -import org.eclipse.wst.jsdt.core.IType; -import org.eclipse.wst.jsdt.core.JavaScriptConventions; -import org.eclipse.wst.jsdt.core.JavaScriptModelException; -import org.eclipse.wst.jsdt.internal.corext.refactoring.Checks; -import org.eclipse.wst.jsdt.internal.corext.refactoring.rename.RenameCompilationUnitProcessor; -import org.eclipse.wst.jsdt.internal.corext.refactoring.rename.RenameTypeProcessor; -import org.eclipse.wst.jsdt.internal.corext.util.Messages; -import org.eclipse.wst.jsdt.internal.ui.IJavaHelpContextIds; -import org.eclipse.wst.jsdt.internal.ui.JavaScriptPlugin; -import org.eclipse.wst.jsdt.internal.ui.JavaPluginImages; -import org.eclipse.wst.jsdt.internal.ui.dialogs.StatusInfo; -import org.eclipse.wst.jsdt.internal.ui.dialogs.TextFieldNavigationHandler; -import org.eclipse.wst.jsdt.internal.ui.javaeditor.JavaSourceViewer; -import org.eclipse.wst.jsdt.internal.ui.refactoring.RefactoringMessages; -import org.eclipse.wst.jsdt.internal.ui.util.ExceptionHandler; -import org.eclipse.wst.jsdt.internal.ui.util.SWTUtil; -import org.eclipse.wst.jsdt.internal.ui.viewsupport.JavaElementImageProvider; -import org.eclipse.wst.jsdt.internal.ui.wizards.dialogfields.DialogField; -import org.eclipse.wst.jsdt.internal.ui.wizards.dialogfields.IDialogFieldListener; -import org.eclipse.wst.jsdt.internal.ui.wizards.dialogfields.LayoutUtil; -import org.eclipse.wst.jsdt.internal.ui.wizards.dialogfields.StringDialogField; -import org.eclipse.wst.jsdt.ui.JavaScriptElementComparator; -import org.eclipse.wst.jsdt.ui.JavaScriptElementLabelProvider; -import org.eclipse.wst.jsdt.ui.JavaScriptElementLabels; -import org.eclipse.wst.jsdt.ui.PreferenceConstants; -import org.eclipse.wst.jsdt.ui.text.JavaScriptSourceViewerConfiguration; -import org.eclipse.wst.jsdt.ui.text.JavaScriptTextTools; - -/** - * - * Wizard page for displaying a tree of similarly named elements renamed along with a - * type. - * - * - * - */ -class RenameTypeWizardSimilarElementsPage extends UserInputWizardPage { - - public static class EditElementDialog extends StatusDialog implements IDialogFieldListener { - - private StringDialogField fNameField; - private IJavaScriptElement fElementToEdit; - - public EditElementDialog(Shell parent, IJavaScriptElement elementToEdit, String newName) { - super(parent); - setTitle(RefactoringMessages.RenameTypeWizardSimilarElementsPage_change_element_name); - setShellStyle(getShellStyle() | SWT.RESIZE); - - fElementToEdit= elementToEdit; - - fNameField= new StringDialogField(); - fNameField.setDialogFieldListener(this); - fNameField.setLabelText(RefactoringMessages.RenameTypeWizardSimilarElementsPage_enter_new_name); - - fNameField.setText(newName); - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite) - */ - protected Control createDialogArea(Composite parent) { - final Composite composite= (Composite) super.createDialogArea(parent); - LayoutUtil.doDefaultLayout(composite, new DialogField[] { fNameField }, true, SWT.DEFAULT, SWT.DEFAULT); - fNameField.postSetFocusOnDialogField(parent.getDisplay()); - - LayoutUtil.setWidthHint(fNameField.getLabelControl(null), convertHorizontalDLUsToPixels(IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH)); - Text text= fNameField.getTextControl(null); - LayoutUtil.setHorizontalGrabbing(text); - TextFieldNavigationHandler.install(text); - - Dialog.applyDialogFont(composite); - return composite; - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.wst.jsdt.internal.ui.wizards.dialogfields.IDialogFieldListener#dialogFieldChanged(org.eclipse.wst.jsdt.internal.ui.wizards.dialogfields.DialogField) - */ - public void dialogFieldChanged(DialogField field) { - if (field == fNameField) - updateStatus(validateSettings()); - } - - private IStatus validateSettings() { - final String name= fNameField.getText(); - if (name.length() == 0) { - return new StatusInfo(IStatus.ERROR, RefactoringMessages.RenameTypeWizardSimilarElementsPage_name_empty); - } - IStatus status= JavaScriptConventions.validateIdentifier(name); - if (status.matches(IStatus.ERROR)) - return status; - if (!Checks.startsWithLowerCase(name)) - return new StatusInfo(IStatus.WARNING, RefactoringMessages.RenameTypeWizardSimilarElementsPage_name_should_start_lowercase); - - if (fElementToEdit instanceof IMember && ((IMember) fElementToEdit).getDeclaringType() != null) { - IType type= ((IMember) fElementToEdit).getDeclaringType(); - if (fElementToEdit instanceof IField) { - final IField f= type.getField(name); - if (f.exists()) - return new StatusInfo(IStatus.ERROR, RefactoringMessages.RenameTypeWizardSimilarElementsPage_field_exists); - } - if (fElementToEdit instanceof IFunction) { - final IFunction m= type.getFunction(name, ((IFunction) fElementToEdit).getParameterTypes()); - if (m.exists()) - return new StatusInfo(IStatus.ERROR, RefactoringMessages.RenameTypeWizardSimilarElementsPage_method_exists); - } - } - - // cannot check local variables; no .getLocalVariable(String) in IMember - - return StatusInfo.OK_STATUS; - } - - public String getNewName() { - return fNameField.getText(); - } - } - - private static class SimilarElementTreeContentProvider implements ITreeContentProvider { - - private Map/* <IJavaScriptElement,Set<IJavaScriptElement>> */fTreeElementMap; - private Set/* <IJavaScriptUnit> */fTopLevelElements; - - /* - * @see ITreeContentProvider#getChildren(Object) - */ - public Object[] getChildren(Object parentElement) { - final Set children= (Set) fTreeElementMap.get(parentElement); - if (children != null) - return children.toArray(); - else - return new Object[0]; - } - - /* - * @see ITreeContentProvider#getParent(Object) - */ - public Object getParent(Object element) { - if (element instanceof IMember || element instanceof ILocalVariable) { - return ((IJavaScriptElement) element).getParent(); - } - if (element instanceof IJavaScriptUnit) - return null; - Assert.isTrue(false, "Should not get here"); //$NON-NLS-1$ - return null; - } - - /* - * @see ITreeContentProvider#hasChildren(Object) - */ - public boolean hasChildren(Object element) { - return fTreeElementMap.containsKey(element); - } - - /* - * @see IStructuredContentProvider#getElements(Object) - */ - public Object[] getElements(Object inputElement) { - Assert.isTrue(inputElement == null || inputElement instanceof Map); - return fTopLevelElements.toArray(); - } - - /* - * @see IContentProvider#dispose() - */ - public void dispose() { - fTreeElementMap.clear(); - fTreeElementMap= null; - fTopLevelElements= null; - } - - /* - * @see IContentProvider#inputChanged(Viewer, Object, Object) - */ - public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { - Assert.isTrue(newInput == null || newInput instanceof Map); - if (newInput == null) - return; - final Map similarElementsMap= (Map) newInput; - final IJavaScriptElement[] similarElements= (IJavaScriptElement[]) similarElementsMap.keySet().toArray(new IJavaScriptElement[0]); - fTreeElementMap= new HashMap(); - fTopLevelElements= new HashSet(); - for (int i= 0; i < similarElements.length; i++) { - final IType declaring= (IType) similarElements[i].getAncestor(IJavaScriptElement.TYPE); - if (similarElements[i] instanceof IMember) { - // methods, fields, initializers, inner types - addToMap(declaring, similarElements[i]); - } else { - // local variables - final IJavaScriptElement parent= similarElements[i].getParent(); - if (parent instanceof IMember) { - // parent is a method or an initializer - addToMap(parent, similarElements[i]); - addToMap(declaring, parent); - } - } - handleDeclaring(declaring); - } - } - - private void handleDeclaring(final IJavaScriptElement someType) { - - final IJavaScriptElement enclosing= someType.getParent(); - if (enclosing instanceof IJavaScriptUnit) { - fTopLevelElements.add(someType.getParent()); - addToMap(someType.getParent(), someType); - } else { - addToMap(enclosing, someType); - handleDeclaring(enclosing); - } - } - - private void addToMap(final IJavaScriptElement key, final IJavaScriptElement element) { - Set elements= (Set) fTreeElementMap.get(key); - if (elements == null) { - elements= new HashSet(); - fTreeElementMap.put(key, elements); - } - elements.add(element); - } - - } - - private static class SimilarLabelProvider extends JavaScriptElementLabelProvider { - - private Map fDescriptorImageMap= new HashMap(); - private Map fElementToNewName; - - public SimilarLabelProvider() { - super(JavaScriptElementLabelProvider.SHOW_DEFAULT | JavaScriptElementLabelProvider.SHOW_SMALL_ICONS); - } - - public void initialize(Map elementToNewName) { - this.fElementToNewName= elementToNewName; - } - - public void dispose() { - for (Iterator iter= fDescriptorImageMap.values().iterator(); iter.hasNext();) { - Image image= (Image) iter.next(); - image.dispose(); - } - super.dispose(); - } - - private Image manageImageDescriptor(ImageDescriptor descriptor) { - Image image= (Image) fDescriptorImageMap.get(descriptor); - if (image == null) { - image= descriptor.createImage(); - fDescriptorImageMap.put(descriptor, image); - } - return image; - } - - public Image getImage(Object element) { - if (isSimilarElement(element)) - return manageImageDescriptor(JavaPluginImages.DESC_OBJS_DEFAULT_CHANGE); - return super.getImage(element); - } - - public Image getJavaImage(Object element) { - return super.getImage(element); - } - - public String getText(Object element) { - if (isSimilarElement(element)) { - return Messages.format(RefactoringMessages.RenameTypeWizardSimilarElementsPage_rename_to, new String[] { super.getText(element), (String)fElementToNewName.get(element) } ); - } - return super.getText(element); - } - - private boolean isSimilarElement(Object element) { - return fElementToNewName.containsKey(element); - } - - } - - private static class SimilarElementComparator extends JavaScriptElementComparator { - - /* - * (non-Javadoc) - * @see org.eclipse.wst.jsdt.ui.JavaElementSorter#category(java.lang.Object) - */ - public int category(Object element) { - - /* - * We'd like to present the elements in the same order as they - * appear in the source. This can be achieved by assigning a - * distinct category to every element; the category being derived - * from the source position of the element. - */ - - ISourceRange sourceRange= null; - if (element instanceof IMember) { - IMember member= (IMember) element; - try { - sourceRange= member.getNameRange(); - } catch (JavaScriptModelException e) { - // fall through - } - } - if (element instanceof ILocalVariable) { - ILocalVariable var= (ILocalVariable) element; - sourceRange= var.getNameRange(); - } - - if (sourceRange != null) - return 100 + sourceRange.getOffset(); // +100: safe distance from all other categories. - - return super.category(element); - } - } - - public static final String PAGE_NAME= "SimilarElementSelectionPage"; //$NON-NLS-1$ - - private final long LABEL_FLAGS= JavaScriptElementLabels.DEFAULT_QUALIFIED | JavaScriptElementLabels.ROOT_POST_QUALIFIED | JavaScriptElementLabels.APPEND_ROOT_PATH | JavaScriptElementLabels.M_PARAMETER_TYPES - | JavaScriptElementLabels.M_PARAMETER_NAMES | JavaScriptElementLabels.M_APP_RETURNTYPE | JavaScriptElementLabels.M_EXCEPTIONS | JavaScriptElementLabels.F_APP_TYPE_SIGNATURE | JavaScriptElementLabels.T_TYPE_PARAMETERS; - - private Label fSimilarElementsLabel; - private SourceViewer fSourceViewer; - private ContainerCheckedTreeViewer fTreeViewer; - private SimilarLabelProvider fTreeViewerLabelProvider; - private Map fSimilarElementsToNewName; - private Button fEditElementButton; - private boolean fWasInitialized; - private CLabel fCurrentElementLabel; - - public RenameTypeWizardSimilarElementsPage() { - super(PAGE_NAME); - } - - // --- UI creation - - public void createControl(Composite parent) { - - ViewForm viewForm= new ViewForm(parent, SWT.BORDER | SWT.FLAT); - - Composite inner= new Composite(viewForm, SWT.NULL); - GridLayout layout= new GridLayout(); - inner.setLayout(layout); - - createTreeAndSourceViewer(inner); - createButtonComposite(inner); - viewForm.setContent(inner); - - setControl(viewForm); - - Dialog.applyDialogFont(viewForm); - PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(), IJavaHelpContextIds.RENAME_TYPE_WIZARD_PAGE); - } - - private void createTreeAndSourceViewer(Composite superComposite) { - SashForm composite= new SashForm(superComposite, SWT.HORIZONTAL); - initializeDialogUnits(superComposite); - GridData gd= new GridData(GridData.FILL_BOTH); - gd.heightHint= convertHeightInCharsToPixels(20); - gd.widthHint= convertWidthInCharsToPixels(10); - composite.setLayoutData(gd); - GridLayout layout= new GridLayout(); - layout.numColumns= 2; - layout.marginWidth= 0; - layout.marginHeight= 0; - composite.setLayout(layout); - - createSimilarElementTreeComposite(composite); - createSourceViewerComposite(composite); - composite.setWeights(new int[] { 50, 50 }); - } - - private void createSimilarElementTreeComposite(Composite parent) { - Composite composite= new Composite(parent, SWT.NONE); - composite.setLayoutData(new GridData(GridData.FILL_BOTH)); - GridLayout layout= new GridLayout(); - layout.marginWidth= 0; - layout.marginHeight= 0; - composite.setLayout(layout); - - createTypeHierarchyLabel(composite); - createTreeViewer(composite); - } - - private void createTypeHierarchyLabel(Composite composite) { - fSimilarElementsLabel= new Label(composite, SWT.WRAP); - GridData gd= new GridData(GridData.FILL_HORIZONTAL); - gd.heightHint= JavaElementImageProvider.SMALL_SIZE.x; - fSimilarElementsLabel.setLayoutData(gd); - fSimilarElementsLabel.setText(RefactoringMessages.RenameTypeWizardSimilarElementsPage_review_similar_elements); - } - - private void createTreeViewer(Composite composite) { - Tree tree= new Tree(composite, SWT.CHECK | SWT.BORDER | SWT.SINGLE | SWT.V_SCROLL | SWT.H_SCROLL); - tree.setLayoutData(new GridData(GridData.FILL_BOTH)); - fTreeViewer= new ContainerCheckedTreeViewer(tree); - fTreeViewer.setUseHashlookup(true); - fTreeViewer.setComparator(new SimilarElementComparator()); - fTreeViewer.setContentProvider(new SimilarElementTreeContentProvider()); - fTreeViewerLabelProvider= new SimilarLabelProvider(); - fTreeViewer.setLabelProvider(fTreeViewerLabelProvider); - fTreeViewer.addSelectionChangedListener(new ISelectionChangedListener() { - - public void selectionChanged(SelectionChangedEvent event) { - RenameTypeWizardSimilarElementsPage.this.treeViewerSelectionChanged(event); - } - }); - fTreeViewer.addDoubleClickListener(new IDoubleClickListener() { - - public void doubleClick(DoubleClickEvent event) { - RenameTypeWizardSimilarElementsPage.this.editCurrentElement(); - } - }); - } - - private void createSourceViewerComposite(Composite parent) { - Composite c= new Composite(parent, SWT.NONE); - c.setLayoutData(new GridData(GridData.FILL_BOTH)); - GridLayout layout= new GridLayout(); - layout.marginWidth= 0; - layout.marginHeight= 0; - c.setLayout(layout); - - createSourceViewerLabel(c); - createSourceViewer(c); - } - - private void createSourceViewerLabel(Composite c) { - fCurrentElementLabel= new CLabel(c, SWT.NONE); - GridData gd= new GridData(GridData.FILL_HORIZONTAL); - gd.heightHint= JavaElementImageProvider.SMALL_SIZE.x; - fCurrentElementLabel.setText(RefactoringMessages.RenameTypeWizardSimilarElementsPage_select_element_to_view_source); - fCurrentElementLabel.setLayoutData(gd); - } - - private void createSourceViewer(Composite c) { - IPreferenceStore store= JavaScriptPlugin.getDefault().getCombinedPreferenceStore(); - fSourceViewer= new JavaSourceViewer(c, null, null, false, SWT.V_SCROLL | SWT.H_SCROLL | SWT.MULTI | SWT.BORDER | SWT.FULL_SELECTION, store); - fSourceViewer.configure(new JavaScriptSourceViewerConfiguration(getJavaTextTools().getColorManager(), store, null, null)); - fSourceViewer.setEditable(false); - fSourceViewer.getControl().setLayoutData(new GridData(GridData.FILL_BOTH)); - fSourceViewer.getControl().setFont(JFaceResources.getFont(PreferenceConstants.EDITOR_TEXT_FONT)); - Document document= new Document(); - getJavaTextTools().setupJavaDocumentPartitioner(document); - fSourceViewer.setDocument(document); - } - - private static JavaScriptTextTools getJavaTextTools() { - return JavaScriptPlugin.getDefault().getJavaTextTools(); - } - - private void createButtonComposite(Composite superComposite) { - Composite buttonComposite= new Composite(superComposite, SWT.NONE); - buttonComposite.setLayoutData(new GridData()); - GridLayout layout= new GridLayout(2, false); - layout.marginWidth= 0; - buttonComposite.setLayout(layout); - - Button returnToDefaults= new Button(buttonComposite, SWT.PUSH); - returnToDefaults.setText(RefactoringMessages.RenameTypeWizardSimilarElementsPage_restore_defaults); - returnToDefaults.setLayoutData(new GridData()); - SWTUtil.setButtonDimensionHint(returnToDefaults); - returnToDefaults.addSelectionListener(new SelectionAdapter() { - - public void widgetSelected(SelectionEvent e) { - RenameTypeWizardSimilarElementsPage.this.resetDataInRefAndUI(); - } - }); - fEditElementButton= new Button(buttonComposite, SWT.PUSH); - fEditElementButton.setText(RefactoringMessages.RenameTypeWizardSimilarElementsPage_change_name); - fEditElementButton.setLayoutData(new GridData()); - fEditElementButton.setEnabled(false); - SWTUtil.setButtonDimensionHint(fEditElementButton); - fEditElementButton.addSelectionListener(new SelectionAdapter() { - - public void widgetSelected(SelectionEvent e) { - RenameTypeWizardSimilarElementsPage.this.editCurrentElement(); - } - }); - } - - - // ---------------------- Acting - - public void setVisible(boolean visible) { - if (visible) { - initializeUIFromRef(); - } - super.setVisible(visible); - selectFirstElement(); - } - - private void selectFirstElement() { - if (fTreeViewer.getTree().getItemCount() > 0) { - TreeItem item= fTreeViewer.getTree().getItem(0); - if (item.getData() != null) { - fTreeViewer.reveal(item.getData()); - Object data= getFirstSimilarElement(item); - if (data != null) { - fTreeViewer.setSelection(new StructuredSelection(data)); - } - } - } - fTreeViewer.getTree().setFocus(); - } - - private Object getFirstSimilarElement(TreeItem item) { - Object data= item.getData(); - if (isSimilarElement(data)) { - return data; - } else { - TreeItem[] children= item.getItems(); - for (int i= 0; i < children.length; i++) { - Object childData= getFirstSimilarElement(children[i]); - if (childData != null) - return childData; - } - } - return null; - } - - private void initializeUIFromRef() { - // Get data from the refactoring - final Map elementsToNewNames= getRenameTypeProcessor().getSimilarElementsToNewNames(); - try { - // To prevent flickering, stop redrawing - getShell().setRedraw(false); - if (fSimilarElementsToNewName == null || elementsToNewNames != fSimilarElementsToNewName) { - fSimilarElementsToNewName= elementsToNewNames; - fTreeViewerLabelProvider.initialize(fSimilarElementsToNewName); - fTreeViewer.setInput(fSimilarElementsToNewName); - } - fTreeViewer.expandAll(); - restoreSelectionAndNames(getRenameTypeProcessor().getSimilarElementsToSelection()); - } finally { - getShell().setRedraw(true); - } - fWasInitialized= true; - } - - private void initializeRefFromUI() { - IJavaScriptElement[] selected= getCheckedSimilarElements(); - Map selection= getRenameTypeProcessor().getSimilarElementsToSelection(); - for (Iterator iter= selection.keySet().iterator(); iter.hasNext();) { - IJavaScriptElement element= (IJavaScriptElement) iter.next(); - selection.put(element, Boolean.FALSE); - } - for (int i= 0; i < selected.length; i++) - selection.put(selected[i], Boolean.TRUE); - - } - - private void resetDataInRefAndUI() { - getRenameTypeProcessor().resetSelectedSimilarElements(); - restoreSelectionAndNames(getRenameTypeProcessor().getSimilarElementsToSelection()); - } - - protected void editCurrentElement() { - IStructuredSelection selection= (IStructuredSelection) fTreeViewer.getSelection(); - if ( (selection != null) && isSimilarElement(selection.getFirstElement())) { - IJavaScriptElement element= (IJavaScriptElement) selection.getFirstElement(); - String newName= (String) fSimilarElementsToNewName.get(element); - if (newName == null) - return; - EditElementDialog dialog= new EditElementDialog(getShell(), element, newName); - if (dialog.open() == Window.OK) { - String changedName= dialog.getNewName(); - if (!changedName.equals(newName)) { - fSimilarElementsToNewName.put(element, changedName); - fTreeViewer.update(element, null); - } - } - } - } - - private void restoreSelectionAndNames(final Map selection) { - final Map selectedElements= selection; - for (Iterator iter= selectedElements.keySet().iterator(); iter.hasNext();) { - IJavaScriptElement element= (IJavaScriptElement) iter.next(); - boolean isSelected= ((Boolean) selectedElements.get(element)).booleanValue(); - fTreeViewer.setChecked(element, isSelected); - fTreeViewer.update(element, null); - } - } - - // ------------ Navigation - - /* - * @see IWizardPage#getNextPage() - */ - public IWizardPage getNextPage() { - if (fWasInitialized) - initializeRefFromUI(); - // computes the input successor page - // (=create changes) - IWizardPage nextPage= super.getNextPage(); - if (nextPage != this) // if user pressed cancel, then the next page is the current page - nextPage.setPreviousPage(this); - return nextPage; - } - - - /* - * @see IWizardPage#getPreviousPage() - */ - public IWizardPage getPreviousPage() { - if (fWasInitialized) - initializeRefFromUI(); - return super.getPreviousPage(); - } - - /* - * @see RefactoringWizardPage#performFinish() - */ - protected boolean performFinish() { - initializeRefFromUI(); - return super.performFinish(); - } - - // ------------ Helper - - private boolean isSimilarElement(Object element) { - if (!fWasInitialized) - return false; - - return fSimilarElementsToNewName.containsKey(element); - } - - private void treeViewerSelectionChanged(SelectionChangedEvent event) { - try { - final IJavaScriptElement selection= getFirstSelectedSourceReference(event); - setSourceViewerContents(selection); - fEditElementButton.setEnabled(selection != null && (isSimilarElement(selection))); - fCurrentElementLabel.setText(selection != null ? JavaScriptElementLabels.getElementLabel(selection, LABEL_FLAGS) : RefactoringMessages.RenameTypeWizardSimilarElementsPage_select_element_to_view_source); - fCurrentElementLabel.setImage(selection != null ? fTreeViewerLabelProvider.getJavaImage(selection) : null); - } catch (JavaScriptModelException e) { - ExceptionHandler.handle(e, RefactoringMessages.RenameTypeWizard_defaultPageTitle, RefactoringMessages.RenameTypeWizard_unexpected_exception); - } - } - - private IJavaScriptElement getFirstSelectedSourceReference(SelectionChangedEvent event) { - ISelection s= event.getSelection(); - if (! (s instanceof IStructuredSelection)) - return null; - IStructuredSelection strSel= (IStructuredSelection) s; - if (strSel.size() != 1) - return null; - Object first= strSel.getFirstElement(); - if (! (first instanceof IJavaScriptElement)) - return null; - return (IJavaScriptElement) first; - } - - private void setSourceViewerContents(IJavaScriptElement el) throws JavaScriptModelException { - String EMPTY= ""; //$NON-NLS-1$ - if (el == null) { - fSourceViewer.getDocument().set(EMPTY); - return; - } - IJavaScriptUnit element= (IJavaScriptUnit) el.getAncestor(IJavaScriptElement.JAVASCRIPT_UNIT); - if (element == null) { - fSourceViewer.getDocument().set(EMPTY); - return; - } - - String contents= element.getSource(); - try { - fSourceViewer.setRedraw(false); - fSourceViewer.getDocument().set(contents == null ? EMPTY : contents); - ISourceRange sr= getNameRange(el); - if (sr != null) { - fSourceViewer.setSelectedRange(sr.getOffset(), sr.getLength()); - } - } finally { - fSourceViewer.setRedraw(true); - } - } - - private ISourceRange getNameRange(IJavaScriptElement element) throws JavaScriptModelException { - if (element instanceof IMember) - return ((IMember) element).getNameRange(); - else if (element instanceof ILocalVariable) - return ((ILocalVariable) element).getNameRange(); - else - return null; - } - - private IJavaScriptElement[] getCheckedSimilarElements() { - Object[] checked= fTreeViewer.getCheckedElements(); - List elements= new ArrayList(checked.length); - for (int i= 0; i < checked.length; i++) { - if (isSimilarElement(checked[i])) - elements.add(checked[i]); - } - return (IJavaScriptElement[]) elements.toArray(new IJavaScriptElement[elements.size()]); - } - - public RenameTypeProcessor getRenameTypeProcessor() { - RefactoringProcessor proc= ((RenameRefactoring) getRefactoring()).getProcessor(); - if (proc instanceof RenameTypeProcessor) - return (RenameTypeProcessor) proc; - else if (proc instanceof RenameCompilationUnitProcessor) { - RenameCompilationUnitProcessor rcu= (RenameCompilationUnitProcessor) proc; - return rcu.getRenameTypeProcessor(); - } - Assert.isTrue(false); // Should never get here - return null; - } -} |