mirror of
https://github.com/eclipse-cdt/cdt
synced 2025-07-23 17:05:26 +02:00
Indexer blocked by unreleased read-lock, bug 271909.
This commit is contained in:
Markus Schorn
parent
49d696c0de
commit
6f9b44ab96
2 changed files with 644 additions and 609 deletions
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@ -14,110 +14,28 @@
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*******************************************************************************/
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package org.eclipse.cdt.internal.ui.search.actions;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Set;
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import org.eclipse.core.runtime.CoreException;
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import org.eclipse.core.runtime.IPath;
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import org.eclipse.core.runtime.IProgressMonitor;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.core.runtime.NullProgressMonitor;
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import org.eclipse.core.runtime.Path;
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import org.eclipse.core.runtime.Status;
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import org.eclipse.core.runtime.jobs.Job;
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import org.eclipse.jface.text.BadLocationException;
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import org.eclipse.jface.text.IDocument;
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import org.eclipse.jface.text.IRegion;
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import org.eclipse.jface.text.ITextSelection;
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import org.eclipse.jface.text.Region;
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import org.eclipse.swt.widgets.Display;
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import org.eclipse.cdt.core.CCorePlugin;
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import org.eclipse.cdt.core.dom.IName;
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import org.eclipse.cdt.core.dom.ast.ASTNameCollector;
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import org.eclipse.cdt.core.dom.ast.DOMException;
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import org.eclipse.cdt.core.dom.ast.IASTDeclaration;
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import org.eclipse.cdt.core.dom.ast.IASTFileLocation;
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import org.eclipse.cdt.core.dom.ast.IASTFunctionStyleMacroParameter;
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import org.eclipse.cdt.core.dom.ast.IASTImplicitName;
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import org.eclipse.cdt.core.dom.ast.IASTImplicitNameOwner;
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import org.eclipse.cdt.core.dom.ast.IASTName;
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import org.eclipse.cdt.core.dom.ast.IASTNode;
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import org.eclipse.cdt.core.dom.ast.IASTNodeSelector;
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import org.eclipse.cdt.core.dom.ast.IASTPreprocessorFunctionStyleMacroDefinition;
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import org.eclipse.cdt.core.dom.ast.IASTPreprocessorIncludeStatement;
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import org.eclipse.cdt.core.dom.ast.IASTTranslationUnit;
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import org.eclipse.cdt.core.dom.ast.IBinding;
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import org.eclipse.cdt.core.dom.ast.IParameter;
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import org.eclipse.cdt.core.dom.ast.IProblemBinding;
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import org.eclipse.cdt.core.dom.ast.IType;
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import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTTemplateDeclaration;
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import org.eclipse.cdt.core.dom.ast.cpp.ICPPMethod;
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import org.eclipse.cdt.core.dom.ast.cpp.ICPPSpecialization;
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import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateParameter;
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import org.eclipse.cdt.core.dom.ast.cpp.ICPPUsingDeclaration;
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import org.eclipse.cdt.core.index.IIndex;
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import org.eclipse.cdt.core.index.IIndexBinding;
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import org.eclipse.cdt.core.index.IIndexMacro;
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import org.eclipse.cdt.core.index.IIndexManager;
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import org.eclipse.cdt.core.index.IIndexName;
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import org.eclipse.cdt.core.index.IndexFilter;
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import org.eclipse.cdt.core.model.ICElement;
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import org.eclipse.cdt.core.model.ICProject;
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import org.eclipse.cdt.core.model.ILanguage;
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import org.eclipse.cdt.core.model.ISourceRange;
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import org.eclipse.cdt.core.model.ISourceReference;
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import org.eclipse.cdt.core.model.ITranslationUnit;
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import org.eclipse.cdt.core.model.util.CElementBaseLabels;
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import org.eclipse.cdt.core.parser.util.ArrayUtil;
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import org.eclipse.cdt.ui.CUIPlugin;
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import org.eclipse.cdt.internal.core.dom.parser.ASTNode;
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import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPVisitor;
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import org.eclipse.cdt.internal.core.index.IIndexFragmentName;
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import org.eclipse.cdt.internal.core.model.ASTCache.ASTRunnable;
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import org.eclipse.cdt.internal.core.model.ext.CElementHandleFactory;
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import org.eclipse.cdt.internal.core.model.ext.ICElementHandle;
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import org.eclipse.cdt.internal.ui.actions.OpenActionUtil;
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import org.eclipse.cdt.internal.ui.editor.ASTProvider;
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import org.eclipse.cdt.internal.ui.editor.CEditor;
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import org.eclipse.cdt.internal.ui.editor.CEditorMessages;
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import org.eclipse.cdt.internal.ui.text.CWordFinder;
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import org.eclipse.cdt.internal.ui.viewsupport.IndexUI;
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/**
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* Navigates to the definition of a name, or to the declaration if invoked on the definition.
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*/
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public class OpenDeclarationsAction extends SelectionParseAction implements ASTRunnable {
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public class OpenDeclarationsAction extends SelectionParseAction {
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public static boolean sIsJUnitTest = false;
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private enum NameKind { REFERENCE, DECLARATION, USING_DECL, DEFINITION }
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private class WrapperJob extends Job {
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WrapperJob() {
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super(CEditorMessages.OpenDeclarations_dialog_title);
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}
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@Override
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protected IStatus run(IProgressMonitor monitor) {
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try {
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return performNavigation(monitor);
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} catch (CoreException e) {
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return e.getStatus();
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}
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}
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}
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ITextSelection fTextSelection;
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private String fSelectedText;
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private ITranslationUnit fWorkingCopy;
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private IIndex fIndex;
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private IProgressMonitor fMonitor;
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/**
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* Creates a new action with the given editor
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@ -129,555 +47,50 @@ public class OpenDeclarationsAction extends SelectionParseAction implements ASTR
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setDescription(CEditorMessages.OpenDeclarations_description);
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}
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protected IStatus performNavigation(IProgressMonitor monitor) throws CoreException {
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clearStatusLine();
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fMonitor= monitor;
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ICElement celem= fEditor.getInputCElement();
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if (!(celem instanceof ITranslationUnit))
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return Status.CANCEL_STATUS;
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fWorkingCopy= (ITranslationUnit) celem;
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fIndex= CCorePlugin.getIndexManager().getIndex(fWorkingCopy.getCProject(),
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IIndexManager.ADD_DEPENDENCIES | IIndexManager.ADD_DEPENDENT);
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try {
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fIndex.acquireReadLock();
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} catch (InterruptedException e) {
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return Status.CANCEL_STATUS;
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}
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try {
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return ASTProvider.getASTProvider().runOnAST(fWorkingCopy, ASTProvider.WAIT_ACTIVE_ONLY, monitor, this);
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} finally {
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fIndex.releaseReadLock();
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}
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}
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public IStatus runOnAST(ILanguage lang, IASTTranslationUnit ast) throws CoreException {
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if (ast == null) {
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return Status.OK_STATUS;
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}
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int selectionStart = fTextSelection.getOffset();
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int selectionLength = fTextSelection.getLength();
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final IASTNodeSelector nodeSelector = ast.getNodeSelector(null);
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IASTName sourceName= nodeSelector.findEnclosingName(selectionStart, selectionLength);
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if (sourceName == null) {
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IASTName implicit = nodeSelector.findEnclosingImplicitName(selectionStart, selectionLength);
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if (implicit != null) {
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IASTImplicitNameOwner owner = (IASTImplicitNameOwner) implicit.getParent();
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IASTImplicitName[] implicits = owner.getImplicitNames();
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// There may be more than one name in the same spot
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if (implicits.length > 0) {
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List<IName> allNames = new ArrayList<IName>();
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for (IASTImplicitName name : implicits) {
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if (((ASTNode) name).getOffset() == ((ASTNode) implicit).getOffset()) {
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IBinding binding = name.resolveBinding(); // guaranteed to resolve
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IName[] declNames = findDeclNames(ast, NameKind.REFERENCE, binding);
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allNames.addAll(Arrays.asList(declNames));
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}
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}
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if (navigateViaCElements(fWorkingCopy.getCProject(), fIndex, allNames.toArray(new IName[0])))
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return Status.OK_STATUS;
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}
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}
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} else {
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boolean found= false;
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final IASTNode parent = sourceName.getParent();
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if (parent instanceof IASTPreprocessorIncludeStatement) {
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openInclude(((IASTPreprocessorIncludeStatement) parent));
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return Status.OK_STATUS;
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}
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NameKind kind = getNameKind(sourceName);
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IBinding b = sourceName.resolveBinding();
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IBinding[] bindings = new IBinding[] { b };
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if (b instanceof IProblemBinding) {
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IBinding[] candidateBindings = ((IProblemBinding) b).getCandidateBindings();
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if (candidateBindings.length != 0) {
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bindings = candidateBindings;
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}
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} else if (kind == NameKind.DEFINITION && b instanceof IType) {
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// Don't navigate away from a type definition.
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// Select the name at the current location instead.
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navigateToName(sourceName);
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return Status.OK_STATUS;
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}
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IName[] declNames = null;
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String filename = ast.getFilePath();
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for (IBinding binding : bindings) {
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if (binding != null && !(binding instanceof IProblemBinding)) {
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IName[] names = findDeclNames(ast, kind, binding);
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for (int i = 0; i < names.length; i++) {
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if (names[i] instanceof IIndexName &&
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filename.equals(((IIndexName) names[i]).getFileLocation().getFileName())) {
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// Exclude index names from the current file.
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names[i] = null;
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} else if (isSameName(names[i], sourceName)) {
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// Exclude the current location.
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names[i] = null;
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} else if (binding instanceof IParameter) {
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if (!isInSameFunction(sourceName, names[i])) {
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names[i] = null;
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}
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} else if (binding instanceof ICPPTemplateParameter) {
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if (!isInSameTemplate(sourceName, names[i])) {
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names[i] = null;
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}
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}
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}
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compact(names);
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if (declNames == null) {
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declNames = names;
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} else {
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declNames = (IName[]) ArrayUtil.addAll(IName.class, declNames, names);
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}
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}
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}
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declNames = (IName[]) ArrayUtil.removeNulls(IName.class, declNames);
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if (navigateViaCElements(fWorkingCopy.getCProject(), fIndex, declNames)) {
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found= true;
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} else {
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// Leave old method as fallback for local variables, parameters and
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// everything else not covered by ICElementHandle.
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found = navigateOneLocation(declNames);
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}
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if (!found && !navigationFallBack(ast, sourceName, kind)) {
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reportSymbolLookupFailure(new String(sourceName.toCharArray()));
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}
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return Status.OK_STATUS;
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}
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// No enclosing name, check if we're in an include statement
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IASTNode node= nodeSelector.findEnclosingNode(selectionStart, selectionLength);
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if (node instanceof IASTPreprocessorIncludeStatement) {
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openInclude((IASTPreprocessorIncludeStatement) node);
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return Status.OK_STATUS;
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} else if (node instanceof IASTPreprocessorFunctionStyleMacroDefinition) {
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IASTPreprocessorFunctionStyleMacroDefinition mdef= (IASTPreprocessorFunctionStyleMacroDefinition) node;
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for (IASTFunctionStyleMacroParameter par: mdef.getParameters()) {
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String parName= par.getParameter();
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if (parName.equals(fSelectedText)) {
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if (navigateToLocation(par.getFileLocation())) {
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return Status.OK_STATUS;
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}
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}
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}
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}
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if (!navigationFallBack(ast, null, NameKind.REFERENCE)) {
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reportSelectionMatchFailure();
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}
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return Status.OK_STATUS;
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}
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/**
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* Compacts an array by moving all <code>null</code> elements to the end.
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* @param array
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*/
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private void compact(Object[] array) {
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for (int i = 0, j = 0; i < array.length; i++) {
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if (array[i] != null) {
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if (i != j) {
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array[j] = array[i];
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array[i] = null;
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}
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j++;
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}
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}
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}
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private static NameKind getNameKind(IName name) {
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if (name.isDefinition()) {
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if (getBinding(name) instanceof ICPPUsingDeclaration) {
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return NameKind.USING_DECL;
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} else {
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return NameKind.DEFINITION;
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}
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} else if (name.isDeclaration()) {
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return NameKind.DECLARATION;
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}
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return NameKind.REFERENCE;
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}
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private static IBinding getBinding(IName name) {
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if (name instanceof IASTName) {
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return ((IASTName) name).resolveBinding();
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} else if (name instanceof IIndexFragmentName) {
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try {
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return ((IIndexFragmentName) name).getBinding();
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} catch (CoreException e) {
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// Fall through to return null.
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}
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}
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return null;
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}
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private static boolean isInSameFunction(IASTName name1, IName name2) {
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IASTDeclaration decl1 = getEnclosingDeclaration(name1);
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IASTDeclaration decl2 = name2 instanceof IASTName ? getEnclosingDeclaration((IASTName) name2) : null;
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return decl1 != null && decl1.equals(decl2) || decl1 == null && decl2 == null;
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}
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private static IASTDeclaration getEnclosingDeclaration(IASTNode node) {
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while (node != null && !(node instanceof IASTDeclaration)) {
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node= node.getParent();
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}
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return (IASTDeclaration) node;
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}
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private static boolean isInSameTemplate(IASTName name1, IName name2) {
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IASTDeclaration decl1 = getEnclosingTemplateDeclaration(name1);
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IASTDeclaration decl2 = name2 instanceof IASTName ?
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getEnclosingTemplateDeclaration((IASTName) name2) : null;
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return decl1 != null && decl1.equals(decl2) || decl1 == null && decl2 == null;
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}
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private static IASTDeclaration getEnclosingTemplateDeclaration(IASTNode node) {
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while (node != null && !(node instanceof ICPPASTTemplateDeclaration)) {
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node= node.getParent();
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}
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return (IASTDeclaration) node;
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}
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private IName[] findDeclNames(IASTTranslationUnit ast, NameKind kind, IBinding binding) throws CoreException {
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IName[] declNames = findNames(fIndex, ast, kind, binding);
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if (declNames.length == 0) {
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if (binding instanceof ICPPSpecialization) {
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// bug 207320, handle template instances
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IBinding specialized= ((ICPPSpecialization) binding).getSpecializedBinding();
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if (specialized != null && !(specialized instanceof IProblemBinding)) {
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declNames = findNames(fIndex, ast, NameKind.DEFINITION, specialized);
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}
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} else if (binding instanceof ICPPMethod) {
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// bug 86829, handle implicit methods.
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ICPPMethod method= (ICPPMethod) binding;
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if (method.isImplicit()) {
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try {
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IBinding clsBinding= method.getClassOwner();
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if (clsBinding != null && !(clsBinding instanceof IProblemBinding)) {
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declNames= findNames(fIndex, ast, NameKind.REFERENCE, clsBinding);
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}
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} catch (DOMException e) {
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// don't log problem bindings.
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}
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}
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}
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}
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return declNames;
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}
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private boolean navigationFallBack(IASTTranslationUnit ast, IASTName sourceName, NameKind kind) {
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// bug 102643, as a fall-back we look up the selected word in the index
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if (fSelectedText != null && fSelectedText.length() > 0) {
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try {
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final ICProject project = fWorkingCopy.getCProject();
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final char[] name = fSelectedText.toCharArray();
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List<ICElement> elems= new ArrayList<ICElement>();
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// bug 252549, search for names in the AST first
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Set<IBinding> bindings= new HashSet<IBinding>();
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Set<IBinding> ignoreIndexBindings= new HashSet<IBinding>();
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ASTNameCollector nc= new ASTNameCollector(fSelectedText);
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ast.accept(nc);
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IASTName[] candidates= nc.getNames();
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for (IASTName astName : candidates) {
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try {
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IBinding b= astName.resolveBinding();
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if (b != null && !(b instanceof IProblemBinding)) {
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if (bindings.add(b)) {
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ignoreIndexBindings.add(fIndex.adaptBinding(b));
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}
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}
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} catch (RuntimeException e) {
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CUIPlugin.log(e);
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}
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}
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// Search the index, also
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final IndexFilter filter = IndexFilter.getDeclaredBindingFilter(ast.getLinkage().getLinkageID(), false);
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final IIndexBinding[] idxBindings = fIndex.findBindings(name, false, filter, fMonitor);
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for (IIndexBinding idxBinding : idxBindings) {
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if (!ignoreIndexBindings.contains(idxBinding)) {
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bindings.add(idxBinding);
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}
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}
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// Search for a macro in the index
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IIndexMacro[] macros= fIndex.findMacros(name, filter, fMonitor);
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for (IIndexMacro macro : macros) {
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ICElement elem= IndexUI.getCElementForMacro(project, fIndex, macro);
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if (elem != null) {
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elems.add(elem);
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}
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}
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String[] sourceQualifiedName= sourceName != null ?
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CPPVisitor.getQualifiedName(sourceName.resolveBinding()) :
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new String[] { fSelectedText };
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// Convert bindings to CElements
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for (IBinding binding : bindings) {
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String[] qualifiedName = CPPVisitor.getQualifiedName(binding);
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if (!Arrays.equals(qualifiedName, sourceQualifiedName)) {
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continue;
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}
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IName[] names = findNames(fIndex, ast, kind, binding);
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// Exclude names of the same kind.
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for (int i = 0; i < names.length; i++) {
|
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if (getNameKind(names[i]) == kind) {
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names[i] = null;
|
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}
|
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}
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names = (IName[]) ArrayUtil.removeNulls(IName.class, names);
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convertToCElements(project, fIndex, names, elems);
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}
|
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if (navigateCElements(elems)) {
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return true;
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}
|
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if (sourceName != null && sourceName.isDeclaration()) {
|
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// Select the name at the current location as the last resort.
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return navigateToName(sourceName);
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}
|
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} catch (CoreException e) {
|
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CUIPlugin.log(e);
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}
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}
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return false;
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}
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private boolean isSameName(IName n1, IName n2) {
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IASTFileLocation loc1 = n1.getFileLocation();
|
||||
IASTFileLocation loc2 = n2.getFileLocation();
|
||||
return loc1.getFileName().equals(loc2.getFileName()) &&
|
||||
loc1.getNodeOffset() == loc2.getNodeOffset() &&
|
||||
loc1.getNodeLength() == loc2.getNodeLength();
|
||||
}
|
||||
|
||||
private void openInclude(IASTPreprocessorIncludeStatement incStmt) {
|
||||
String name = null;
|
||||
if (incStmt.isResolved())
|
||||
name = incStmt.getPath();
|
||||
|
||||
if (name != null) {
|
||||
final IPath path = new Path(name);
|
||||
runInUIThread(new Runnable() {
|
||||
public void run() {
|
||||
try {
|
||||
open(path, 0, 0);
|
||||
} catch (CoreException e) {
|
||||
CUIPlugin.log(e);
|
||||
}
|
||||
}
|
||||
});
|
||||
} else {
|
||||
reportIncludeLookupFailure(new String(incStmt.getName().toCharArray()));
|
||||
}
|
||||
}
|
||||
|
||||
private boolean navigateOneLocation(IName[] names) {
|
||||
for (IName name : names) {
|
||||
if (navigateToName(name)) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
private boolean navigateToName(IName name) {
|
||||
return navigateToLocation(name.getFileLocation());
|
||||
}
|
||||
|
||||
private boolean navigateToLocation(IASTFileLocation fileloc) {
|
||||
if (fileloc == null) {
|
||||
return false;
|
||||
}
|
||||
final IPath path = new Path(fileloc.getFileName());
|
||||
final int offset = fileloc.getNodeOffset();
|
||||
final int length = fileloc.getNodeLength();
|
||||
|
||||
runInUIThread(new Runnable() {
|
||||
public void run() {
|
||||
try {
|
||||
open(path, offset, length);
|
||||
} catch (CoreException e) {
|
||||
CUIPlugin.log(e);
|
||||
}
|
||||
}
|
||||
});
|
||||
return true;
|
||||
}
|
||||
|
||||
private boolean navigateViaCElements(ICProject project, IIndex index, IName[] declNames) {
|
||||
final ArrayList<ICElement> elements= new ArrayList<ICElement>();
|
||||
convertToCElements(project, index, declNames, elements);
|
||||
return navigateCElements(elements);
|
||||
}
|
||||
|
||||
private void convertToCElements(ICProject project, IIndex index, IName[] declNames, List<ICElement> elements) {
|
||||
for (IName declName : declNames) {
|
||||
try {
|
||||
ICElement elem = getCElementForName(project, index, declName);
|
||||
if (elem instanceof ISourceReference) {
|
||||
elements.add(elem);
|
||||
}
|
||||
} catch (CoreException e) {
|
||||
CUIPlugin.log(e);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private boolean navigateCElements(final List<ICElement> elements) {
|
||||
if (elements.isEmpty()) {
|
||||
return false;
|
||||
}
|
||||
|
||||
runInUIThread(new Runnable() {
|
||||
public void run() {
|
||||
ISourceReference target= null;
|
||||
if (elements.size() == 1) {
|
||||
target= (ISourceReference) elements.get(0);
|
||||
} else {
|
||||
if (sIsJUnitTest) {
|
||||
throw new RuntimeException("ambiguous input: " + elements.size()); //$NON-NLS-1$
|
||||
}
|
||||
ICElement[] elemArray= elements.toArray(new ICElement[elements.size()]);
|
||||
target = (ISourceReference) OpenActionUtil.selectCElement(elemArray, getSite().getShell(),
|
||||
CEditorMessages.OpenDeclarationsAction_dialog_title, CEditorMessages.OpenDeclarationsAction_selectMessage,
|
||||
CElementBaseLabels.ALL_DEFAULT | CElementBaseLabels.ALL_FULLY_QUALIFIED | CElementBaseLabels.MF_POST_FILE_QUALIFIED, 0);
|
||||
}
|
||||
if (target != null) {
|
||||
ITranslationUnit tu= target.getTranslationUnit();
|
||||
ISourceRange sourceRange;
|
||||
try {
|
||||
sourceRange = target.getSourceRange();
|
||||
if (tu != null && sourceRange != null) {
|
||||
open(tu.getLocation(), sourceRange.getIdStartPos(), sourceRange.getIdLength());
|
||||
}
|
||||
} catch (CoreException e) {
|
||||
CUIPlugin.log(e);
|
||||
}
|
||||
}
|
||||
}
|
||||
});
|
||||
return true;
|
||||
}
|
||||
|
||||
private ICElementHandle getCElementForName(ICProject project, IIndex index, IName declName)
|
||||
throws CoreException {
|
||||
if (declName instanceof IIndexName) {
|
||||
return IndexUI.getCElementForName(project, index, (IIndexName) declName);
|
||||
}
|
||||
if (declName instanceof IASTName) {
|
||||
IASTName astName = (IASTName) declName;
|
||||
IBinding binding= astName.resolveBinding();
|
||||
if (binding != null) {
|
||||
ITranslationUnit tu= IndexUI.getTranslationUnit(project, astName);
|
||||
if (tu != null) {
|
||||
IASTFileLocation loc= astName.getFileLocation();
|
||||
IRegion region= new Region(loc.getNodeOffset(), loc.getNodeLength());
|
||||
return CElementHandleFactory.create(tu, binding, astName.isDefinition(), region, 0);
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
private IName[] findNames(IIndex index, IASTTranslationUnit ast, NameKind kind, IBinding binding) throws CoreException {
|
||||
IName[] declNames;
|
||||
if (kind == NameKind.DEFINITION) {
|
||||
declNames= findDeclarations(index, ast, binding);
|
||||
} else {
|
||||
declNames= findDefinitions(index, ast, kind, binding);
|
||||
}
|
||||
|
||||
if (declNames.length == 0) {
|
||||
if (kind == NameKind.DEFINITION) {
|
||||
declNames= findDefinitions(index, ast, kind, binding);
|
||||
} else {
|
||||
declNames= findDeclarations(index, ast, binding);
|
||||
}
|
||||
}
|
||||
return declNames;
|
||||
}
|
||||
|
||||
private IName[] findDefinitions(IIndex index, IASTTranslationUnit ast, NameKind kind, IBinding binding) throws CoreException {
|
||||
List<IASTName> declNames= new ArrayList<IASTName>();
|
||||
declNames.addAll(Arrays.asList(ast.getDefinitionsInAST(binding)));
|
||||
for (Iterator<IASTName> i = declNames.iterator(); i.hasNext();) {
|
||||
IASTName name= i.next();
|
||||
if (name.resolveBinding() instanceof ICPPUsingDeclaration) {
|
||||
i.remove();
|
||||
}
|
||||
}
|
||||
if (!declNames.isEmpty()) {
|
||||
return declNames.toArray(new IASTName[declNames.size()]);
|
||||
}
|
||||
|
||||
// 2. Try definition in index
|
||||
return index.findNames(binding, IIndex.FIND_DEFINITIONS | IIndex.SEARCH_ACROSS_LANGUAGE_BOUNDARIES);
|
||||
}
|
||||
|
||||
private IName[] findDeclarations(IIndex index, IASTTranslationUnit ast,
|
||||
IBinding binding) throws CoreException {
|
||||
IName[] declNames= ast.getDeclarationsInAST(binding);
|
||||
for (int i = 0; i < declNames.length; i++) {
|
||||
IName name = declNames[i];
|
||||
if (name.isDefinition())
|
||||
declNames[i]= null;
|
||||
}
|
||||
declNames= (IName[]) ArrayUtil.removeNulls(IName.class, declNames);
|
||||
if (declNames.length == 0) {
|
||||
declNames= index.findNames(binding, IIndex.FIND_DECLARATIONS | IIndex.SEARCH_ACROSS_LANGUAGE_BOUNDARIES);
|
||||
}
|
||||
return declNames;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void run() {
|
||||
computeSelectedWord();
|
||||
if (fTextSelection != null) {
|
||||
new WrapperJob().schedule();
|
||||
}
|
||||
}
|
||||
|
||||
private void runInUIThread(Runnable runnable) {
|
||||
if (Display.getCurrent() != null) {
|
||||
runnable.run();
|
||||
} else {
|
||||
Display.getDefault().asyncExec(runnable);
|
||||
}
|
||||
OpenDeclarationsJob job = createJob();
|
||||
if (job != null)
|
||||
job.schedule();
|
||||
}
|
||||
|
||||
/**
|
||||
* For the purpose of regression testing.
|
||||
* @since 4.0
|
||||
*/
|
||||
public void runSync() throws CoreException {
|
||||
computeSelectedWord();
|
||||
if (fTextSelection != null) {
|
||||
performNavigation(new NullProgressMonitor());
|
||||
}
|
||||
OpenDeclarationsJob job = createJob();
|
||||
if (job != null)
|
||||
job.performNavigation(new NullProgressMonitor());
|
||||
}
|
||||
|
||||
private void computeSelectedWord() {
|
||||
private OpenDeclarationsJob createJob() {
|
||||
String text= computeSelectedWord();
|
||||
OpenDeclarationsJob job= null;
|
||||
ICElement elem= fEditor.getInputCElement();
|
||||
if (elem instanceof ITranslationUnit && fTextSelection != null) {
|
||||
job= new OpenDeclarationsJob(this, (ITranslationUnit) elem, fTextSelection, text);
|
||||
}
|
||||
return job;
|
||||
}
|
||||
|
||||
private String computeSelectedWord() {
|
||||
fTextSelection = getSelectedStringFromEditor();
|
||||
fSelectedText= null;
|
||||
String text= null;
|
||||
if (fTextSelection != null) {
|
||||
if (fTextSelection.getLength() > 0) {
|
||||
fSelectedText= fTextSelection.getText();
|
||||
text= fTextSelection.getText();
|
||||
} else {
|
||||
IDocument document= fEditor.getDocumentProvider().getDocument(fEditor.getEditorInput());
|
||||
IRegion reg= CWordFinder.findWord(document, fTextSelection.getOffset());
|
||||
if (reg != null && reg.getLength() > 0) {
|
||||
try {
|
||||
fSelectedText= document.get(reg.getOffset(), reg.getLength());
|
||||
text= document.get(reg.getOffset(), reg.getLength());
|
||||
} catch (BadLocationException e) {
|
||||
CUIPlugin.log(e);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return text;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -0,0 +1,622 @@
|
|||
/*******************************************************************************
|
||||
* Copyright (c) 2009 Wind River Systems, Inc. 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:
|
||||
* Markus Schorn - initial API and implementation
|
||||
*******************************************************************************/
|
||||
package org.eclipse.cdt.internal.ui.search.actions;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.Arrays;
|
||||
import java.util.HashSet;
|
||||
import java.util.Iterator;
|
||||
import java.util.List;
|
||||
import java.util.Set;
|
||||
|
||||
import org.eclipse.core.runtime.CoreException;
|
||||
import org.eclipse.core.runtime.IPath;
|
||||
import org.eclipse.core.runtime.IProgressMonitor;
|
||||
import org.eclipse.core.runtime.IStatus;
|
||||
import org.eclipse.core.runtime.Path;
|
||||
import org.eclipse.core.runtime.Status;
|
||||
import org.eclipse.core.runtime.jobs.Job;
|
||||
import org.eclipse.jface.text.IRegion;
|
||||
import org.eclipse.jface.text.ITextSelection;
|
||||
import org.eclipse.jface.text.Region;
|
||||
import org.eclipse.swt.widgets.Display;
|
||||
|
||||
import org.eclipse.cdt.core.CCorePlugin;
|
||||
import org.eclipse.cdt.core.dom.IName;
|
||||
import org.eclipse.cdt.core.dom.ast.ASTNameCollector;
|
||||
import org.eclipse.cdt.core.dom.ast.DOMException;
|
||||
import org.eclipse.cdt.core.dom.ast.IASTDeclaration;
|
||||
import org.eclipse.cdt.core.dom.ast.IASTFileLocation;
|
||||
import org.eclipse.cdt.core.dom.ast.IASTFunctionStyleMacroParameter;
|
||||
import org.eclipse.cdt.core.dom.ast.IASTImplicitName;
|
||||
import org.eclipse.cdt.core.dom.ast.IASTImplicitNameOwner;
|
||||
import org.eclipse.cdt.core.dom.ast.IASTName;
|
||||
import org.eclipse.cdt.core.dom.ast.IASTNode;
|
||||
import org.eclipse.cdt.core.dom.ast.IASTNodeSelector;
|
||||
import org.eclipse.cdt.core.dom.ast.IASTPreprocessorFunctionStyleMacroDefinition;
|
||||
import org.eclipse.cdt.core.dom.ast.IASTPreprocessorIncludeStatement;
|
||||
import org.eclipse.cdt.core.dom.ast.IASTTranslationUnit;
|
||||
import org.eclipse.cdt.core.dom.ast.IBinding;
|
||||
import org.eclipse.cdt.core.dom.ast.IParameter;
|
||||
import org.eclipse.cdt.core.dom.ast.IProblemBinding;
|
||||
import org.eclipse.cdt.core.dom.ast.IType;
|
||||
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTTemplateDeclaration;
|
||||
import org.eclipse.cdt.core.dom.ast.cpp.ICPPMethod;
|
||||
import org.eclipse.cdt.core.dom.ast.cpp.ICPPSpecialization;
|
||||
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateParameter;
|
||||
import org.eclipse.cdt.core.dom.ast.cpp.ICPPUsingDeclaration;
|
||||
import org.eclipse.cdt.core.index.IIndex;
|
||||
import org.eclipse.cdt.core.index.IIndexBinding;
|
||||
import org.eclipse.cdt.core.index.IIndexMacro;
|
||||
import org.eclipse.cdt.core.index.IIndexManager;
|
||||
import org.eclipse.cdt.core.index.IIndexName;
|
||||
import org.eclipse.cdt.core.index.IndexFilter;
|
||||
import org.eclipse.cdt.core.model.ICElement;
|
||||
import org.eclipse.cdt.core.model.ICProject;
|
||||
import org.eclipse.cdt.core.model.ILanguage;
|
||||
import org.eclipse.cdt.core.model.ISourceRange;
|
||||
import org.eclipse.cdt.core.model.ISourceReference;
|
||||
import org.eclipse.cdt.core.model.ITranslationUnit;
|
||||
import org.eclipse.cdt.core.model.util.CElementBaseLabels;
|
||||
import org.eclipse.cdt.core.parser.util.ArrayUtil;
|
||||
import org.eclipse.cdt.ui.CUIPlugin;
|
||||
|
||||
import org.eclipse.cdt.internal.core.dom.parser.ASTNode;
|
||||
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPVisitor;
|
||||
import org.eclipse.cdt.internal.core.index.IIndexFragmentName;
|
||||
import org.eclipse.cdt.internal.core.model.ASTCache.ASTRunnable;
|
||||
import org.eclipse.cdt.internal.core.model.ext.CElementHandleFactory;
|
||||
import org.eclipse.cdt.internal.core.model.ext.ICElementHandle;
|
||||
|
||||
import org.eclipse.cdt.internal.ui.actions.OpenActionUtil;
|
||||
import org.eclipse.cdt.internal.ui.editor.ASTProvider;
|
||||
import org.eclipse.cdt.internal.ui.editor.CEditorMessages;
|
||||
import org.eclipse.cdt.internal.ui.viewsupport.IndexUI;
|
||||
|
||||
class OpenDeclarationsJob extends Job implements ASTRunnable {
|
||||
|
||||
private enum NameKind { REFERENCE, DECLARATION, USING_DECL, DEFINITION }
|
||||
|
||||
private final SelectionParseAction fAction;
|
||||
private IProgressMonitor fMonitor;
|
||||
private final ITranslationUnit fTranslationUnit;
|
||||
private IIndex fIndex;
|
||||
private final ITextSelection fTextSelection;
|
||||
private final String fSelectedText;
|
||||
|
||||
OpenDeclarationsJob(SelectionParseAction action, ITranslationUnit editorInput, ITextSelection textSelection, String text) {
|
||||
super(CEditorMessages.OpenDeclarations_dialog_title);
|
||||
fAction= action;
|
||||
fTranslationUnit= editorInput;
|
||||
fTextSelection= textSelection;
|
||||
fSelectedText= text;
|
||||
}
|
||||
|
||||
@Override
|
||||
protected IStatus run(IProgressMonitor monitor) {
|
||||
try {
|
||||
return performNavigation(monitor);
|
||||
} catch (CoreException e) {
|
||||
return e.getStatus();
|
||||
}
|
||||
}
|
||||
|
||||
IStatus performNavigation(IProgressMonitor monitor) throws CoreException {
|
||||
fAction.clearStatusLine();
|
||||
|
||||
assert fIndex == null;
|
||||
if (fIndex != null)
|
||||
return Status.CANCEL_STATUS;
|
||||
|
||||
fMonitor= monitor;
|
||||
fIndex= CCorePlugin.getIndexManager().getIndex(fTranslationUnit.getCProject(),
|
||||
IIndexManager.ADD_DEPENDENCIES | IIndexManager.ADD_DEPENDENT);
|
||||
|
||||
try {
|
||||
fIndex.acquireReadLock();
|
||||
} catch (InterruptedException e) {
|
||||
return Status.CANCEL_STATUS;
|
||||
}
|
||||
|
||||
try {
|
||||
return ASTProvider.getASTProvider().runOnAST(fTranslationUnit, ASTProvider.WAIT_ACTIVE_ONLY, monitor, this);
|
||||
} finally {
|
||||
fIndex.releaseReadLock();
|
||||
}
|
||||
}
|
||||
|
||||
public IStatus runOnAST(ILanguage lang, IASTTranslationUnit ast) throws CoreException {
|
||||
if (ast == null) {
|
||||
return Status.OK_STATUS;
|
||||
}
|
||||
int selectionStart = fTextSelection.getOffset();
|
||||
int selectionLength = fTextSelection.getLength();
|
||||
|
||||
final IASTNodeSelector nodeSelector = ast.getNodeSelector(null);
|
||||
|
||||
IASTName sourceName= nodeSelector.findEnclosingName(selectionStart, selectionLength);
|
||||
if (sourceName == null) {
|
||||
IASTName implicit = nodeSelector.findEnclosingImplicitName(selectionStart, selectionLength);
|
||||
if (implicit != null) {
|
||||
IASTImplicitNameOwner owner = (IASTImplicitNameOwner) implicit.getParent();
|
||||
IASTImplicitName[] implicits = owner.getImplicitNames();
|
||||
// There may be more than one name in the same spot
|
||||
if (implicits.length > 0) {
|
||||
List<IName> allNames = new ArrayList<IName>();
|
||||
for (IASTImplicitName name : implicits) {
|
||||
if (((ASTNode) name).getOffset() == ((ASTNode) implicit).getOffset()) {
|
||||
IBinding binding = name.resolveBinding(); // guaranteed to resolve
|
||||
IName[] declNames = findDeclNames(ast, NameKind.REFERENCE, binding);
|
||||
allNames.addAll(Arrays.asList(declNames));
|
||||
}
|
||||
}
|
||||
if (navigateViaCElements(fTranslationUnit.getCProject(), fIndex, allNames.toArray(new IName[0])))
|
||||
return Status.OK_STATUS;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
boolean found= false;
|
||||
final IASTNode parent = sourceName.getParent();
|
||||
if (parent instanceof IASTPreprocessorIncludeStatement) {
|
||||
openInclude(((IASTPreprocessorIncludeStatement) parent));
|
||||
return Status.OK_STATUS;
|
||||
}
|
||||
NameKind kind = getNameKind(sourceName);
|
||||
IBinding b = sourceName.resolveBinding();
|
||||
IBinding[] bindings = new IBinding[] { b };
|
||||
if (b instanceof IProblemBinding) {
|
||||
IBinding[] candidateBindings = ((IProblemBinding) b).getCandidateBindings();
|
||||
if (candidateBindings.length != 0) {
|
||||
bindings = candidateBindings;
|
||||
}
|
||||
} else if (kind == NameKind.DEFINITION && b instanceof IType) {
|
||||
// Don't navigate away from a type definition.
|
||||
// Select the name at the current location instead.
|
||||
navigateToName(sourceName);
|
||||
return Status.OK_STATUS;
|
||||
}
|
||||
IName[] declNames = null;
|
||||
String filename = ast.getFilePath();
|
||||
for (IBinding binding : bindings) {
|
||||
if (binding != null && !(binding instanceof IProblemBinding)) {
|
||||
IName[] names = findDeclNames(ast, kind, binding);
|
||||
for (int i = 0; i < names.length; i++) {
|
||||
if (names[i] instanceof IIndexName &&
|
||||
filename.equals(((IIndexName) names[i]).getFileLocation().getFileName())) {
|
||||
// Exclude index names from the current file.
|
||||
names[i] = null;
|
||||
} else if (isSameName(names[i], sourceName)) {
|
||||
// Exclude the current location.
|
||||
names[i] = null;
|
||||
} else if (binding instanceof IParameter) {
|
||||
if (!isInSameFunction(sourceName, names[i])) {
|
||||
names[i] = null;
|
||||
}
|
||||
} else if (binding instanceof ICPPTemplateParameter) {
|
||||
if (!isInSameTemplate(sourceName, names[i])) {
|
||||
names[i] = null;
|
||||
}
|
||||
}
|
||||
}
|
||||
compact(names);
|
||||
if (declNames == null) {
|
||||
declNames = names;
|
||||
} else {
|
||||
declNames = (IName[]) ArrayUtil.addAll(IName.class, declNames, names);
|
||||
}
|
||||
}
|
||||
}
|
||||
declNames = (IName[]) ArrayUtil.removeNulls(IName.class, declNames);
|
||||
|
||||
if (navigateViaCElements(fTranslationUnit.getCProject(), fIndex, declNames)) {
|
||||
found= true;
|
||||
} else {
|
||||
// Leave old method as fallback for local variables, parameters and
|
||||
// everything else not covered by ICElementHandle.
|
||||
found = navigateOneLocation(declNames);
|
||||
}
|
||||
if (!found && !navigationFallBack(ast, sourceName, kind)) {
|
||||
fAction.reportSymbolLookupFailure(new String(sourceName.toCharArray()));
|
||||
}
|
||||
return Status.OK_STATUS;
|
||||
}
|
||||
|
||||
// No enclosing name, check if we're in an include statement
|
||||
IASTNode node= nodeSelector.findEnclosingNode(selectionStart, selectionLength);
|
||||
if (node instanceof IASTPreprocessorIncludeStatement) {
|
||||
openInclude((IASTPreprocessorIncludeStatement) node);
|
||||
return Status.OK_STATUS;
|
||||
} else if (node instanceof IASTPreprocessorFunctionStyleMacroDefinition) {
|
||||
IASTPreprocessorFunctionStyleMacroDefinition mdef= (IASTPreprocessorFunctionStyleMacroDefinition) node;
|
||||
for (IASTFunctionStyleMacroParameter par: mdef.getParameters()) {
|
||||
String parName= par.getParameter();
|
||||
if (parName.equals(fSelectedText)) {
|
||||
if (navigateToLocation(par.getFileLocation())) {
|
||||
return Status.OK_STATUS;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
if (!navigationFallBack(ast, null, NameKind.REFERENCE)) {
|
||||
fAction.reportSelectionMatchFailure();
|
||||
}
|
||||
return Status.OK_STATUS;
|
||||
}
|
||||
|
||||
private IName[] findDeclNames(IASTTranslationUnit ast, NameKind kind, IBinding binding) throws CoreException {
|
||||
IName[] declNames = findNames(fIndex, ast, kind, binding);
|
||||
if (declNames.length == 0) {
|
||||
if (binding instanceof ICPPSpecialization) {
|
||||
// bug 207320, handle template instances
|
||||
IBinding specialized= ((ICPPSpecialization) binding).getSpecializedBinding();
|
||||
if (specialized != null && !(specialized instanceof IProblemBinding)) {
|
||||
declNames = findNames(fIndex, ast, NameKind.DEFINITION, specialized);
|
||||
}
|
||||
} else if (binding instanceof ICPPMethod) {
|
||||
// bug 86829, handle implicit methods.
|
||||
ICPPMethod method= (ICPPMethod) binding;
|
||||
if (method.isImplicit()) {
|
||||
try {
|
||||
IBinding clsBinding= method.getClassOwner();
|
||||
if (clsBinding != null && !(clsBinding instanceof IProblemBinding)) {
|
||||
declNames= findNames(fIndex, ast, NameKind.REFERENCE, clsBinding);
|
||||
}
|
||||
} catch (DOMException e) {
|
||||
// don't log problem bindings.
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return declNames;
|
||||
}
|
||||
|
||||
private IName[] findNames(IIndex index, IASTTranslationUnit ast, NameKind kind, IBinding binding) throws CoreException {
|
||||
IName[] declNames;
|
||||
if (kind == NameKind.DEFINITION) {
|
||||
declNames= findDeclarations(index, ast, binding);
|
||||
} else {
|
||||
declNames= findDefinitions(index, ast, kind, binding);
|
||||
}
|
||||
|
||||
if (declNames.length == 0) {
|
||||
if (kind == NameKind.DEFINITION) {
|
||||
declNames= findDefinitions(index, ast, kind, binding);
|
||||
} else {
|
||||
declNames= findDeclarations(index, ast, binding);
|
||||
}
|
||||
}
|
||||
return declNames;
|
||||
}
|
||||
|
||||
private IName[] findDefinitions(IIndex index, IASTTranslationUnit ast, NameKind kind, IBinding binding) throws CoreException {
|
||||
List<IASTName> declNames= new ArrayList<IASTName>();
|
||||
declNames.addAll(Arrays.asList(ast.getDefinitionsInAST(binding)));
|
||||
for (Iterator<IASTName> i = declNames.iterator(); i.hasNext();) {
|
||||
IASTName name= i.next();
|
||||
if (name.resolveBinding() instanceof ICPPUsingDeclaration) {
|
||||
i.remove();
|
||||
}
|
||||
}
|
||||
if (!declNames.isEmpty()) {
|
||||
return declNames.toArray(new IASTName[declNames.size()]);
|
||||
}
|
||||
|
||||
// 2. Try definition in index
|
||||
return index.findNames(binding, IIndex.FIND_DEFINITIONS | IIndex.SEARCH_ACROSS_LANGUAGE_BOUNDARIES);
|
||||
}
|
||||
|
||||
private IName[] findDeclarations(IIndex index, IASTTranslationUnit ast,
|
||||
IBinding binding) throws CoreException {
|
||||
IName[] declNames= ast.getDeclarationsInAST(binding);
|
||||
for (int i = 0; i < declNames.length; i++) {
|
||||
IName name = declNames[i];
|
||||
if (name.isDefinition())
|
||||
declNames[i]= null;
|
||||
}
|
||||
declNames= (IName[]) ArrayUtil.removeNulls(IName.class, declNames);
|
||||
if (declNames.length == 0) {
|
||||
declNames= index.findNames(binding, IIndex.FIND_DECLARATIONS | IIndex.SEARCH_ACROSS_LANGUAGE_BOUNDARIES);
|
||||
}
|
||||
return declNames;
|
||||
}
|
||||
|
||||
private static NameKind getNameKind(IName name) {
|
||||
if (name.isDefinition()) {
|
||||
if (getBinding(name) instanceof ICPPUsingDeclaration) {
|
||||
return NameKind.USING_DECL;
|
||||
} else {
|
||||
return NameKind.DEFINITION;
|
||||
}
|
||||
} else if (name.isDeclaration()) {
|
||||
return NameKind.DECLARATION;
|
||||
}
|
||||
return NameKind.REFERENCE;
|
||||
}
|
||||
|
||||
private static IBinding getBinding(IName name) {
|
||||
if (name instanceof IASTName) {
|
||||
return ((IASTName) name).resolveBinding();
|
||||
} else if (name instanceof IIndexFragmentName) {
|
||||
try {
|
||||
return ((IIndexFragmentName) name).getBinding();
|
||||
} catch (CoreException e) {
|
||||
// Fall through to return null.
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
/**
|
||||
* Compacts an array by moving all <code>null</code> elements to the end.
|
||||
* @param array
|
||||
*/
|
||||
private void compact(Object[] array) {
|
||||
for (int i = 0, j = 0; i < array.length; i++) {
|
||||
if (array[i] != null) {
|
||||
if (i != j) {
|
||||
array[j] = array[i];
|
||||
array[i] = null;
|
||||
}
|
||||
j++;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private boolean isSameName(IName n1, IName n2) {
|
||||
IASTFileLocation loc1 = n1.getFileLocation();
|
||||
IASTFileLocation loc2 = n2.getFileLocation();
|
||||
return loc1.getFileName().equals(loc2.getFileName()) &&
|
||||
loc1.getNodeOffset() == loc2.getNodeOffset() &&
|
||||
loc1.getNodeLength() == loc2.getNodeLength();
|
||||
}
|
||||
|
||||
private static boolean isInSameFunction(IASTName name1, IName name2) {
|
||||
IASTDeclaration decl1 = getEnclosingDeclaration(name1);
|
||||
IASTDeclaration decl2 = name2 instanceof IASTName ? getEnclosingDeclaration((IASTName) name2) : null;
|
||||
return decl1 != null && decl1.equals(decl2) || decl1 == null && decl2 == null;
|
||||
}
|
||||
|
||||
private static IASTDeclaration getEnclosingDeclaration(IASTNode node) {
|
||||
while (node != null && !(node instanceof IASTDeclaration)) {
|
||||
node= node.getParent();
|
||||
}
|
||||
return (IASTDeclaration) node;
|
||||
}
|
||||
|
||||
private static boolean isInSameTemplate(IASTName name1, IName name2) {
|
||||
IASTDeclaration decl1 = getEnclosingTemplateDeclaration(name1);
|
||||
IASTDeclaration decl2 = name2 instanceof IASTName ?
|
||||
getEnclosingTemplateDeclaration((IASTName) name2) : null;
|
||||
return decl1 != null && decl1.equals(decl2) || decl1 == null && decl2 == null;
|
||||
}
|
||||
|
||||
private static IASTDeclaration getEnclosingTemplateDeclaration(IASTNode node) {
|
||||
while (node != null && !(node instanceof ICPPASTTemplateDeclaration)) {
|
||||
node= node.getParent();
|
||||
}
|
||||
return (IASTDeclaration) node;
|
||||
}
|
||||
|
||||
private void convertToCElements(ICProject project, IIndex index, IName[] declNames, List<ICElement> elements) {
|
||||
for (IName declName : declNames) {
|
||||
try {
|
||||
ICElement elem = getCElementForName(project, index, declName);
|
||||
if (elem instanceof ISourceReference) {
|
||||
elements.add(elem);
|
||||
}
|
||||
} catch (CoreException e) {
|
||||
CUIPlugin.log(e);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private ICElementHandle getCElementForName(ICProject project, IIndex index, IName declName) throws CoreException {
|
||||
if (declName instanceof IIndexName) {
|
||||
return IndexUI.getCElementForName(project, index, (IIndexName) declName);
|
||||
}
|
||||
if (declName instanceof IASTName) {
|
||||
IASTName astName = (IASTName) declName;
|
||||
IBinding binding= astName.resolveBinding();
|
||||
if (binding != null) {
|
||||
ITranslationUnit tu= IndexUI.getTranslationUnit(project, astName);
|
||||
if (tu != null) {
|
||||
IASTFileLocation loc= astName.getFileLocation();
|
||||
IRegion region= new Region(loc.getNodeOffset(), loc.getNodeLength());
|
||||
return CElementHandleFactory.create(tu, binding, astName.isDefinition(), region, 0);
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
private boolean navigateViaCElements(ICProject project, IIndex index, IName[] declNames) {
|
||||
final ArrayList<ICElement> elements= new ArrayList<ICElement>();
|
||||
convertToCElements(project, index, declNames, elements);
|
||||
return navigateCElements(elements);
|
||||
}
|
||||
|
||||
private boolean navigateCElements(final List<ICElement> elements) {
|
||||
if (elements.isEmpty()) {
|
||||
return false;
|
||||
}
|
||||
|
||||
runInUIThread(new Runnable() {
|
||||
public void run() {
|
||||
ISourceReference target= null;
|
||||
if (elements.size() == 1) {
|
||||
target= (ISourceReference) elements.get(0);
|
||||
} else {
|
||||
if (OpenDeclarationsAction.sIsJUnitTest) {
|
||||
throw new RuntimeException("ambiguous input: " + elements.size()); //$NON-NLS-1$
|
||||
}
|
||||
ICElement[] elemArray= elements.toArray(new ICElement[elements.size()]);
|
||||
target = (ISourceReference) OpenActionUtil.selectCElement(elemArray, fAction.getSite().getShell(),
|
||||
CEditorMessages.OpenDeclarationsAction_dialog_title, CEditorMessages.OpenDeclarationsAction_selectMessage,
|
||||
CElementBaseLabels.ALL_DEFAULT | CElementBaseLabels.ALL_FULLY_QUALIFIED | CElementBaseLabels.MF_POST_FILE_QUALIFIED, 0);
|
||||
}
|
||||
if (target != null) {
|
||||
ITranslationUnit tu= target.getTranslationUnit();
|
||||
ISourceRange sourceRange;
|
||||
try {
|
||||
sourceRange = target.getSourceRange();
|
||||
if (tu != null && sourceRange != null) {
|
||||
fAction.open(tu.getLocation(), sourceRange.getIdStartPos(), sourceRange.getIdLength());
|
||||
}
|
||||
} catch (CoreException e) {
|
||||
CUIPlugin.log(e);
|
||||
}
|
||||
}
|
||||
}
|
||||
});
|
||||
return true;
|
||||
}
|
||||
|
||||
private boolean navigateOneLocation(IName[] names) {
|
||||
for (IName name : names) {
|
||||
if (navigateToName(name)) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
private boolean navigateToName(IName name) {
|
||||
return navigateToLocation(name.getFileLocation());
|
||||
}
|
||||
|
||||
private boolean navigateToLocation(IASTFileLocation fileloc) {
|
||||
if (fileloc == null) {
|
||||
return false;
|
||||
}
|
||||
final IPath path = new Path(fileloc.getFileName());
|
||||
final int offset = fileloc.getNodeOffset();
|
||||
final int length = fileloc.getNodeLength();
|
||||
|
||||
runInUIThread(new Runnable() {
|
||||
public void run() {
|
||||
try {
|
||||
fAction.open(path, offset, length);
|
||||
} catch (CoreException e) {
|
||||
CUIPlugin.log(e);
|
||||
}
|
||||
}
|
||||
});
|
||||
return true;
|
||||
}
|
||||
|
||||
private void runInUIThread(Runnable runnable) {
|
||||
if (Display.getCurrent() != null) {
|
||||
runnable.run();
|
||||
} else {
|
||||
Display.getDefault().asyncExec(runnable);
|
||||
}
|
||||
}
|
||||
|
||||
private void openInclude(IASTPreprocessorIncludeStatement incStmt) {
|
||||
String name = null;
|
||||
if (incStmt.isResolved())
|
||||
name = incStmt.getPath();
|
||||
|
||||
if (name != null) {
|
||||
final IPath path = new Path(name);
|
||||
runInUIThread(new Runnable() {
|
||||
public void run() {
|
||||
try {
|
||||
fAction.open(path, 0, 0);
|
||||
} catch (CoreException e) {
|
||||
CUIPlugin.log(e);
|
||||
}
|
||||
}
|
||||
});
|
||||
} else {
|
||||
fAction.reportIncludeLookupFailure(new String(incStmt.getName().toCharArray()));
|
||||
}
|
||||
}
|
||||
|
||||
private boolean navigationFallBack(IASTTranslationUnit ast, IASTName sourceName, NameKind kind) {
|
||||
// bug 102643, as a fall-back we look up the selected word in the index
|
||||
if (fSelectedText != null && fSelectedText.length() > 0) {
|
||||
try {
|
||||
final ICProject project = fTranslationUnit.getCProject();
|
||||
final char[] name = fSelectedText.toCharArray();
|
||||
List<ICElement> elems= new ArrayList<ICElement>();
|
||||
|
||||
// bug 252549, search for names in the AST first
|
||||
Set<IBinding> bindings= new HashSet<IBinding>();
|
||||
Set<IBinding> ignoreIndexBindings= new HashSet<IBinding>();
|
||||
ASTNameCollector nc= new ASTNameCollector(fSelectedText);
|
||||
ast.accept(nc);
|
||||
IASTName[] candidates= nc.getNames();
|
||||
for (IASTName astName : candidates) {
|
||||
try {
|
||||
IBinding b= astName.resolveBinding();
|
||||
if (b != null && !(b instanceof IProblemBinding)) {
|
||||
if (bindings.add(b)) {
|
||||
ignoreIndexBindings.add(fIndex.adaptBinding(b));
|
||||
}
|
||||
}
|
||||
} catch (RuntimeException e) {
|
||||
CUIPlugin.log(e);
|
||||
}
|
||||
}
|
||||
|
||||
// Search the index, also
|
||||
final IndexFilter filter = IndexFilter.getDeclaredBindingFilter(ast.getLinkage().getLinkageID(), false);
|
||||
final IIndexBinding[] idxBindings = fIndex.findBindings(name, false, filter, fMonitor);
|
||||
for (IIndexBinding idxBinding : idxBindings) {
|
||||
if (!ignoreIndexBindings.contains(idxBinding)) {
|
||||
bindings.add(idxBinding);
|
||||
}
|
||||
}
|
||||
|
||||
// Search for a macro in the index
|
||||
IIndexMacro[] macros= fIndex.findMacros(name, filter, fMonitor);
|
||||
for (IIndexMacro macro : macros) {
|
||||
ICElement elem= IndexUI.getCElementForMacro(project, fIndex, macro);
|
||||
if (elem != null) {
|
||||
elems.add(elem);
|
||||
}
|
||||
}
|
||||
|
||||
String[] sourceQualifiedName= sourceName != null ?
|
||||
CPPVisitor.getQualifiedName(sourceName.resolveBinding()) :
|
||||
new String[] { fSelectedText };
|
||||
// Convert bindings to CElements
|
||||
for (IBinding binding : bindings) {
|
||||
String[] qualifiedName = CPPVisitor.getQualifiedName(binding);
|
||||
if (!Arrays.equals(qualifiedName, sourceQualifiedName)) {
|
||||
continue;
|
||||
}
|
||||
IName[] names = findNames(fIndex, ast, kind, binding);
|
||||
// Exclude names of the same kind.
|
||||
for (int i = 0; i < names.length; i++) {
|
||||
if (getNameKind(names[i]) == kind) {
|
||||
names[i] = null;
|
||||
}
|
||||
}
|
||||
names = (IName[]) ArrayUtil.removeNulls(IName.class, names);
|
||||
convertToCElements(project, fIndex, names, elems);
|
||||
}
|
||||
if (navigateCElements(elems)) {
|
||||
return true;
|
||||
}
|
||||
if (sourceName != null && sourceName.isDeclaration()) {
|
||||
// Select the name at the current location as the last resort.
|
||||
return navigateToName(sourceName);
|
||||
}
|
||||
} catch (CoreException e) {
|
||||
CUIPlugin.log(e);
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
}
|
||||
Loading…
Add table
Reference in a new issue