| /******************************************************************************* |
| * Copyright (c) 2005, 2011 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: |
| * John Camelon (IBM Rational Software) - Initial API and implementation |
| * Yuan Zhang / Beth Tibbitts (IBM Research) |
| * Markus Schorn (Wind River Systems) |
| *******************************************************************************/ |
| package org.eclipse.cdt.internal.core.dom.parser.c; |
| |
| import org.eclipse.cdt.core.dom.ast.ASTVisitor; |
| import org.eclipse.cdt.core.dom.ast.IASTExpression; |
| import org.eclipse.cdt.core.dom.ast.IASTNode; |
| import org.eclipse.cdt.core.dom.ast.gnu.c.IGCCASTArrayRangeDesignator; |
| import org.eclipse.cdt.internal.core.dom.parser.ASTNode; |
| import org.eclipse.cdt.internal.core.dom.parser.IASTAmbiguityParent; |
| |
| /** |
| * Implementation of array range designators. |
| */ |
| public class CASTArrayRangeDesignator extends ASTNode implements |
| IGCCASTArrayRangeDesignator, IASTAmbiguityParent { |
| |
| private IASTExpression floor, ceiling; |
| |
| public CASTArrayRangeDesignator() { |
| } |
| |
| public CASTArrayRangeDesignator(IASTExpression floor, IASTExpression ceiling) { |
| setRangeFloor(floor); |
| setRangeCeiling(ceiling); |
| } |
| |
| @Override |
| public CASTArrayRangeDesignator copy() { |
| return copy(CopyStyle.withoutLocations); |
| } |
| |
| @Override |
| public CASTArrayRangeDesignator copy(CopyStyle style) { |
| CASTArrayRangeDesignator copy = new CASTArrayRangeDesignator(); |
| copy.setRangeFloor(floor == null ? null : floor.copy(style)); |
| copy.setRangeCeiling(ceiling == null ? null : ceiling.copy(style)); |
| copy.setOffsetAndLength(this); |
| if (style == CopyStyle.withLocations) { |
| copy.setCopyLocation(this); |
| } |
| return copy; |
| } |
| |
| @Override |
| public IASTExpression getRangeFloor() { |
| return this.floor; |
| } |
| |
| @Override |
| public void setRangeFloor(IASTExpression expression) { |
| assertNotFrozen(); |
| floor = expression; |
| if(expression != null) { |
| expression.setParent(this); |
| expression.setPropertyInParent(SUBSCRIPT_FLOOR_EXPRESSION); |
| } |
| } |
| |
| @Override |
| public IASTExpression getRangeCeiling() { |
| return ceiling; |
| } |
| |
| @Override |
| public void setRangeCeiling(IASTExpression expression) { |
| assertNotFrozen(); |
| ceiling = expression; |
| if(expression != null) { |
| expression.setParent(this); |
| expression.setPropertyInParent(SUBSCRIPT_CEILING_EXPRESSION); |
| } |
| } |
| |
| @Override |
| public boolean accept( ASTVisitor action ){ |
| if (action.shouldVisitDesignators ) { |
| switch (action.visit(this)) { |
| case ASTVisitor.PROCESS_ABORT : return false; |
| case ASTVisitor.PROCESS_SKIP : return true; |
| default : break; |
| } |
| } |
| if (floor != null && !floor.accept(action)) |
| return false; |
| if (ceiling != null && !ceiling.accept(action)) |
| return false; |
| |
| if (action.shouldVisitDesignators && action.leave(this) == ASTVisitor.PROCESS_ABORT) |
| return false; |
| |
| return true; |
| } |
| |
| @Override |
| public void replace(IASTNode child, IASTNode other) { |
| if( child == floor ) |
| { |
| other.setPropertyInParent( child.getPropertyInParent() ); |
| other.setParent( child.getParent() ); |
| floor = (IASTExpression) other; |
| } |
| if( child == ceiling) |
| { |
| other.setPropertyInParent( child.getPropertyInParent() ); |
| other.setParent( child.getParent() ); |
| ceiling = (IASTExpression) other; |
| } |
| } |
| |
| } |