| /******************************************************************************* |
| * Copyright (c) 2000, 2008 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.jsdt.core; |
| |
| /** |
| * Common protocol for JavaScript elements that support source code assist and code |
| * resolve. |
| * <p> |
| * This interface is not intended to be implemented by clients. |
| * </p> |
| * |
| * Provisional API: This class/interface is part of an interim API that is still under development and expected to |
| * change significantly before reaching stability. It is being made available at this early stage to solicit feedback |
| * from pioneering adopters on the understanding that any code that uses this API will almost certainly be broken |
| * (repeatedly) as the API evolves. |
| */ |
| public interface ICodeAssist { |
| |
| /** |
| * Performs code completion at the given offset position in this javaScript unit, |
| * reporting results to the given completion requestor. The <code>offset</code> |
| * is the 0-based index of the character, after which code assist is desired. |
| * An <code>offset</code> of -1 indicates to code assist at the beginning of this |
| * javaScript unit. |
| * <p> |
| * |
| * @param offset the given offset position |
| * @param requestor the given completion requestor |
| * @exception JavaScriptModelException if code assist could not be performed. Reasons include:<ul> |
| * <li>This JavaScript element does not exist (ELEMENT_DOES_NOT_EXIST)</li> |
| * <li> The position specified is < -1 or is greater than this javaScript unit's |
| * source length (INDEX_OUT_OF_BOUNDS) |
| * </ul> |
| * |
| * @exception IllegalArgumentException if <code>requestor</code> is <code>null</code> |
| */ |
| void codeComplete(int offset, CompletionRequestor requestor) |
| throws JavaScriptModelException; |
| |
| /** |
| * Performs code completion at the given offset position in this javaScript unit, |
| * reporting results to the given completion requestor. The <code>offset</code> |
| * is the 0-based index of the character, after which code assist is desired. |
| * An <code>offset</code> of -1 indicates to code assist at the beginning of this |
| * javaScript unit. |
| * It considers types in the working copies with the given owner first. In other words, |
| * the owner's working copies will take precedence over their original javaScript units |
| * in the workspace. |
| * <p> |
| * Note that if a working copy is empty, it will be as if the original javaScript |
| * unit had been deleted. |
| * </p> |
| * |
| * @param offset the given offset position |
| * @param requestor the given completion requestor |
| * @param owner the owner of working copies that take precedence over their original javaScript units |
| * @exception JavaScriptModelException if code assist could not be performed. Reasons include:<ul> |
| * <li>This JavaScript element does not exist (ELEMENT_DOES_NOT_EXIST)</li> |
| * <li> The position specified is < -1 or is greater than this javaScript unit's |
| * source length (INDEX_OUT_OF_BOUNDS) |
| * </ul> |
| * |
| * @exception IllegalArgumentException if <code>requestor</code> is <code>null</code> |
| */ |
| void codeComplete(int offset, CompletionRequestor requestor, WorkingCopyOwner owner) |
| throws JavaScriptModelException; |
| |
| /** |
| * Returns the JavaScript elements corresponding to the given selected text in this javaScript unit. |
| * The <code>offset</code> is the 0-based index of the first selected character. |
| * The <code>length</code> is the number of selected characters. |
| * <p> |
| * Note that if the <code>length</code> is 0 and the <code>offset</code> is inside an identifier |
| * or the index just after an identifier then this identifier is considered as the selection. |
| * </p> |
| * |
| * @param offset the given offset position |
| * @param length the number of selected characters |
| * @return the JavaScript elements corresponding to the given selected text |
| * |
| * @exception JavaScriptModelException if code resolve could not be performed. Reasons include: |
| * <ul> |
| * <li>This JavaScript element does not exist (ELEMENT_DOES_NOT_EXIST)</li> |
| * <li> The range specified is not within this element's |
| * source range (INDEX_OUT_OF_BOUNDS) |
| * </ul> |
| * |
| */ |
| IJavaScriptElement[] codeSelect(int offset, int length) throws JavaScriptModelException; |
| /** |
| * Returns the JavaScript elements corresponding to the given selected text in this javaScript unit. |
| * The <code>offset</code> is the 0-based index of the first selected character. |
| * The <code>length</code> is the number of selected characters. |
| * It considers types in the working copies with the given owner first. In other words, |
| * the owner's working copies will take precedence over their original javaScript units |
| * in the workspace. |
| * <p> |
| * Note that if the <code>length</code> is 0 and the <code>offset</code> is inside an identifier |
| * or the index just after an identifier then this identifier is considered as the selection. |
| * </p> |
| * <p> |
| * Note that if a working copy is empty, it will be as if the original javaScript |
| * unit had been deleted. |
| * </p> |
| * |
| * @param offset the given offset position |
| * @param length the number of selected characters |
| * @param owner the owner of working copies that take precedence over their original javaScript units |
| * @return the JavaScript elements corresponding to the given selected text |
| * |
| * @exception JavaScriptModelException if code resolve could not be performed. Reasons include: |
| * <ul> |
| * <li>This JavaScript element does not exist (ELEMENT_DOES_NOT_EXIST)</li> |
| * <li> The range specified is not within this element's |
| * source range (INDEX_OUT_OF_BOUNDS) |
| * </ul> |
| */ |
| IJavaScriptElement[] codeSelect(int offset, int length, WorkingCopyOwner owner) throws JavaScriptModelException; |
| } |