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https://github.com/eclipse-cdt/cdt
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Overload some methods in WorkingCopy.
This commit is contained in:
Alain Magloire
parent
7edad6b418
commit
87ebd92130
1 changed files with 214 additions and 20 deletions
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@ -4,32 +4,200 @@ package org.eclipse.cdt.internal.ui;
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* (c) Copyright IBM Corp. 2000, 2001.
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* All Rights Reserved.
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*/
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import java.io.IOException;
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import java.io.IOException;
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import java.util.HashMap;
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import java.util.Map;
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import org.eclipse.cdt.core.model.CModelException;
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import org.eclipse.cdt.core.model.IBuffer;
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import org.eclipse.cdt.core.model.IBufferChangedListener;
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import org.eclipse.cdt.core.model.IOpenable;
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import org.eclipse.cdt.core.model.ITranslationUnit;
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import org.eclipse.cdt.internal.core.model.WorkingCopy;
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import org.eclipse.cdt.internal.ui.editor.CDocumentProvider;
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import org.eclipse.cdt.internal.ui.editor.DocumentAdapter;
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import org.eclipse.core.resources.IResource;
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import org.eclipse.core.resources.IStorage;
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import org.eclipse.core.runtime.CoreException;
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import org.eclipse.core.runtime.IProgressMonitor;
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import org.eclipse.core.runtime.Path;
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import org.eclipse.jface.text.BadLocationException;
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import org.eclipse.jface.text.DefaultLineTracker;
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import org.eclipse.jface.text.IDocument;
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import org.eclipse.ui.IEditorInput;
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import org.eclipse.ui.IFileEditorInput;
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import org.eclipse.ui.IStorageEditorInput;
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import org.eclipse.ui.texteditor.IDocumentProvider;
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public class CFileElementWorkingCopy extends WorkingCopy {
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private IDocumentProvider fProvider;
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//private IFileEditorInput input;
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private IEditorInput input;
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IDocumentProvider fProvider;
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IEditorInput input;
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IBuffer buffer;
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/**
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* Creates a working copy of this element
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* Internal IBuffer implementation very simple, must cases will use DocumentAdapter.
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*
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*/
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public CFileElementWorkingCopy(IFileEditorInput fileInput, IDocumentProvider provider) throws CoreException {
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super(null, fileInput.getFile(), null);
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input= fileInput;
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fProvider= provider;
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class Buffer implements IBuffer {
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CFileElementWorkingCopy owner;
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public Buffer(CFileElementWorkingCopy o) {
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owner = o;
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#addBufferChangedListener(org.eclipse.cdt.core.model.IBufferChangedListener)
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*/
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public void addBufferChangedListener(IBufferChangedListener listener) {
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#append(char[])
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*/
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public void append(char[] text) {
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#append(java.lang.String)
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*/
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public void append(String text) {
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#close()
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*/
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public void close() {
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#getChar(int)
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*/
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public char getChar(int position) {
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IDocument doc = fProvider.getDocument(input);
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if (doc != null) {
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try {
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return doc.getChar(position);
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} catch (BadLocationException e) {
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}
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}
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return 0;
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#getCharacters()
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*/
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public char[] getCharacters() {
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return getContents().toCharArray();
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#getContents()
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*/
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public String getContents() {
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IDocument doc = fProvider.getDocument(input);
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if (doc != null) {
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return doc.get();
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}
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return new String();
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#getLength()
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*/
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public int getLength() {
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IDocument doc = fProvider.getDocument(input);
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if (doc != null) {
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return doc.getLength();
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}
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return 0;
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#getOwner()
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*/
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public IOpenable getOwner() {
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return owner;
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#getText(int, int)
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*/
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public String getText(int offset, int length) {
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IDocument doc = fProvider.getDocument(input);
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if (doc != null) {
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try {
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return doc.get(offset, length);
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} catch (BadLocationException e) {
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}
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}
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return new String();
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#getUnderlyingResource()
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*/
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public IResource getUnderlyingResource() {
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return null;
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#hasUnsavedChanges()
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*/
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public boolean hasUnsavedChanges() {
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return false;
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#isClosed()
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*/
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public boolean isClosed() {
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return false;
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#isReadOnly()
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*/
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public boolean isReadOnly() {
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return true;
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#removeBufferChangedListener(org.eclipse.cdt.core.model.IBufferChangedListener)
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*/
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public void removeBufferChangedListener(IBufferChangedListener listener) {
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#replace(int, int, char[])
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*/
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public void replace(int position, int length, char[] text) {
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#replace(int, int, java.lang.String)
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*/
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public void replace(int position, int length, String text) {
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#save(org.eclipse.core.runtime.IProgressMonitor, boolean)
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*/
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public void save(IProgressMonitor progress, boolean force) throws CModelException {
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#setContents(char[])
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*/
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public void setContents(char[] contents) {
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IBuffer#setContents(java.lang.String)
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*/
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public void setContents(String contents) {
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}
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}
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/**
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@ -43,18 +211,44 @@ public class CFileElementWorkingCopy extends WorkingCopy {
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super.setLocation(storage.getFullPath());
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}
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/**
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* @see CFileElement#update
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.ITranslationUnit#parse()
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*/
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public void update() throws CoreException {
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IDocument doc= fProvider.getDocument(input);
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public Map parse() {
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IDocument doc = fProvider.getDocument(input);
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if (doc != null) {
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DocumentInputStream dis= new DocumentInputStream(doc);
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DocumentInputStream dis = new DocumentInputStream(doc);
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try {
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parse(dis);
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return parse(dis);
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} finally {
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try { dis.close(); } catch (IOException e) {}
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try {
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dis.close();
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} catch (IOException e) {
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}
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}
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}
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return new HashMap();
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.core.model.IOpenable#getBuffer()
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*/
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public IBuffer getBuffer() throws CModelException {
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if (buffer == null) {
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if (fProvider instanceof CDocumentProvider) {
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buffer = new DocumentAdapter(this, fProvider.getDocument(input), new DefaultLineTracker(), (CDocumentProvider)fProvider, input);
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} else {
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buffer = new Buffer(this);
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}
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}
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return buffer;
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}
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/* (non-Javadoc)
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* @see org.eclipse.cdt.internal.core.model.IWorkingCopy#getOriginalElement()
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*/
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public ITranslationUnit getOriginalElement() {
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return this;
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}
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}
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