diff options
Diffstat (limited to 'eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/layout/refactoring/ChangeViewRefactoring.java')
| -rw-r--r-- | eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/layout/refactoring/ChangeViewRefactoring.java | 298 |
1 files changed, 0 insertions, 298 deletions
diff --git a/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/layout/refactoring/ChangeViewRefactoring.java b/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/layout/refactoring/ChangeViewRefactoring.java deleted file mode 100644 index 73f5eb149..000000000 --- a/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/layout/refactoring/ChangeViewRefactoring.java +++ /dev/null @@ -1,298 +0,0 @@ -/* - * Copyright (C) 2011 The Android Open Source Project - * - * Licensed under the Eclipse Public License, Version 1.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.eclipse.org/org/documents/epl-v10.php - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package com.android.ide.eclipse.adt.internal.editors.layout.refactoring; - -import static com.android.SdkConstants.ANDROID_URI; -import static com.android.SdkConstants.ANDROID_WIDGET_PREFIX; -import static com.android.SdkConstants.ATTR_LAYOUT_RESOURCE_PREFIX; -import static com.android.SdkConstants.ATTR_TEXT; -import static com.android.SdkConstants.EXT_XML; -import static com.android.SdkConstants.VIEW_FRAGMENT; -import static com.android.SdkConstants.VIEW_INCLUDE; - -import com.android.annotations.NonNull; -import com.android.annotations.VisibleForTesting; -import com.android.ide.eclipse.adt.internal.editors.descriptors.AttributeDescriptor; -import com.android.ide.eclipse.adt.internal.editors.layout.LayoutEditorDelegate; -import com.android.ide.eclipse.adt.internal.editors.layout.descriptors.ViewElementDescriptor; -import com.android.ide.eclipse.adt.internal.editors.layout.gle2.CanvasViewInfo; - -import org.eclipse.core.resources.IFile; -import org.eclipse.core.runtime.CoreException; -import org.eclipse.core.runtime.IProgressMonitor; -import org.eclipse.core.runtime.OperationCanceledException; -import org.eclipse.jface.text.ITextSelection; -import org.eclipse.jface.viewers.ITreeSelection; -import org.eclipse.ltk.core.refactoring.Change; -import org.eclipse.ltk.core.refactoring.Refactoring; -import org.eclipse.ltk.core.refactoring.RefactoringStatus; -import org.eclipse.ltk.core.refactoring.TextFileChange; -import org.eclipse.text.edits.MultiTextEdit; -import org.eclipse.text.edits.ReplaceEdit; -import org.eclipse.text.edits.TextEdit; -import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel; -import org.eclipse.wst.sse.core.internal.provisional.IndexedRegion; -import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocument; -import org.eclipse.wst.xml.core.internal.document.ElementImpl; -import org.w3c.dom.Attr; -import org.w3c.dom.Element; -import org.w3c.dom.NamedNodeMap; -import org.w3c.dom.Node; - -import java.util.ArrayList; -import java.util.HashSet; -import java.util.List; -import java.util.Map; -import java.util.Set; - -/** - * Changes the type of the given widgets to the given target type - * and updates the attributes if necessary - */ -@SuppressWarnings("restriction") // XML model -public class ChangeViewRefactoring extends VisualRefactoring { - private static final String KEY_TYPE = "type"; //$NON-NLS-1$ - private String mTypeFqcn; - - /** - * This constructor is solely used by {@link Descriptor}, - * to replay a previous refactoring. - * @param arguments argument map created by #createArgumentMap. - */ - ChangeViewRefactoring(Map<String, String> arguments) { - super(arguments); - mTypeFqcn = arguments.get(KEY_TYPE); - } - - public ChangeViewRefactoring( - IFile file, - LayoutEditorDelegate delegate, - ITextSelection selection, - ITreeSelection treeSelection) { - super(file, delegate, selection, treeSelection); - } - - @VisibleForTesting - ChangeViewRefactoring(List<Element> selectedElements, LayoutEditorDelegate editor) { - super(selectedElements, editor); - } - - @Override - public RefactoringStatus checkInitialConditions(IProgressMonitor pm) throws CoreException, - OperationCanceledException { - RefactoringStatus status = new RefactoringStatus(); - - try { - pm.beginTask("Checking preconditions...", 6); - - if (mSelectionStart == -1 || mSelectionEnd == -1) { - status.addFatalError("No selection to convert"); - return status; - } - - // Make sure the selection is contiguous - if (mTreeSelection != null) { - List<CanvasViewInfo> infos = getSelectedViewInfos(); - if (!validateNotEmpty(infos, status)) { - return status; - } - } - - // Ensures that we have a valid DOM model: - if (mElements.size() == 0) { - status.addFatalError("Nothing to convert"); - return status; - } - - pm.worked(1); - return status; - - } finally { - pm.done(); - } - } - - @Override - protected VisualRefactoringDescriptor createDescriptor() { - String comment = getName(); - return new Descriptor( - mProject.getName(), //project - comment, //description - comment, //comment - createArgumentMap()); - } - - @Override - protected Map<String, String> createArgumentMap() { - Map<String, String> args = super.createArgumentMap(); - args.put(KEY_TYPE, mTypeFqcn); - - return args; - } - - @Override - public String getName() { - return "Change Widget Type"; - } - - void setType(String typeFqcn) { - mTypeFqcn = typeFqcn; - } - - @Override - protected @NonNull List<Change> computeChanges(IProgressMonitor monitor) { - String name = getViewClass(mTypeFqcn); - - IFile file = mDelegate.getEditor().getInputFile(); - List<Change> changes = new ArrayList<Change>(); - if (file == null) { - return changes; - } - TextFileChange change = new TextFileChange(file.getName(), file); - MultiTextEdit rootEdit = new MultiTextEdit(); - change.setEdit(rootEdit); - change.setTextType(EXT_XML); - changes.add(change); - - for (Element element : getElements()) { - IndexedRegion region = getRegion(element); - String text = getText(region.getStartOffset(), region.getEndOffset()); - String oldName = element.getNodeName(); - int open = text.indexOf(oldName); - int close = text.lastIndexOf(oldName); - if (element instanceof ElementImpl && ((ElementImpl) element).isEmptyTag()) { - close = -1; - } - - if (open != -1) { - int oldLength = oldName.length(); - rootEdit.addChild(new ReplaceEdit(region.getStartOffset() + open, - oldLength, name)); - } - if (close != -1 && close != open) { - int oldLength = oldName.length(); - rootEdit.addChild(new ReplaceEdit(region.getStartOffset() + close, oldLength, - name)); - } - - // Change tag type - String oldId = getId(element); - String newId = ensureIdMatchesType(element, mTypeFqcn, rootEdit); - // Update any layout references to the old id with the new id - if (oldId != null && newId != null) { - IStructuredModel model = mDelegate.getEditor().getModelForRead(); - try { - IStructuredDocument doc = model.getStructuredDocument(); - if (doc != null) { - IndexedRegion range = getRegion(element); - int skipStart = range.getStartOffset(); - int skipEnd = range.getEndOffset(); - List<TextEdit> replaceIds = replaceIds(getAndroidNamespacePrefix(), doc, - skipStart, skipEnd, - oldId, newId); - for (TextEdit edit : replaceIds) { - rootEdit.addChild(edit); - } - } - } finally { - model.releaseFromRead(); - } - } - - // Strip out attributes that no longer make sense - removeUndefinedAttrs(rootEdit, element); - } - - return changes; - } - - /** Removes all the unused attributes after a conversion */ - private void removeUndefinedAttrs(MultiTextEdit rootEdit, Element element) { - ViewElementDescriptor descriptor = getElementDescriptor(mTypeFqcn); - if (descriptor == null) { - return; - } - - Set<String> defined = new HashSet<String>(); - AttributeDescriptor[] layoutAttributes = descriptor.getAttributes(); - for (AttributeDescriptor attribute : layoutAttributes) { - defined.add(attribute.getXmlLocalName()); - } - - List<Attr> attributes = findAttributes(element); - for (Attr attribute : attributes) { - String name = attribute.getLocalName(); - if (!defined.contains(name)) { - // Remove it - removeAttribute(rootEdit, element, attribute.getNamespaceURI(), name); - } - } - - // Set text attribute if it's defined - if (defined.contains(ATTR_TEXT) && !element.hasAttributeNS(ANDROID_URI, ATTR_TEXT)) { - setAttribute(rootEdit, element, ANDROID_URI, getAndroidNamespacePrefix(), - ATTR_TEXT, descriptor.getUiName()); - } - } - - protected List<Attr> findAttributes(Node root) { - List<Attr> result = new ArrayList<Attr>(); - NamedNodeMap attributes = root.getAttributes(); - for (int i = 0, n = attributes.getLength(); i < n; i++) { - Node attributeNode = attributes.item(i); - - String name = attributeNode.getLocalName(); - if (!name.startsWith(ATTR_LAYOUT_RESOURCE_PREFIX) - && ANDROID_URI.equals(attributeNode.getNamespaceURI())) { - result.add((Attr) attributeNode); - } - } - - return result; - } - - List<String> getOldTypes() { - List<String> types = new ArrayList<String>(); - for (Element primary : getElements()) { - String oldType = primary.getTagName(); - if (oldType.indexOf('.') == -1 - && !oldType.equals(VIEW_INCLUDE) && !oldType.equals(VIEW_FRAGMENT)) { - oldType = ANDROID_WIDGET_PREFIX + oldType; - } - types.add(oldType); - } - - return types; - } - - @Override - VisualRefactoringWizard createWizard() { - return new ChangeViewWizard(this, mDelegate); - } - - public static class Descriptor extends VisualRefactoringDescriptor { - public Descriptor(String project, String description, String comment, - Map<String, String> arguments) { - super("com.android.ide.eclipse.adt.refactoring.changeview", //$NON-NLS-1$ - project, description, comment, arguments); - } - - @Override - protected Refactoring createRefactoring(Map<String, String> args) { - return new ChangeViewRefactoring(args); - } - } -} |