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package org.eclipse.cdt.internal.core.model;
/*
* (c) Copyright IBM Corp. 2000, 2001.
* All Rights Reserved.
*/
import org.eclipse.cdt.core.model.CModelException;
import org.eclipse.cdt.core.model.ICElement;
import org.eclipse.cdt.core.model.ICModelStatus;
import org.eclipse.cdt.core.model.IInclude;
import org.eclipse.cdt.core.model.ITranslationUnit;
/**
* <p>This operation adds an include declaration to an existing translation unit.
* If the translation unit already includes the specified include declaration,
* the include is not generated (it does not generate duplicates).
*
* <p>Required Attributes:<ul>
* <li>Translation unit
* <li>Include name - the name of the include to add to the
* translation unit. For example: <code>"stdio.h"</code>
* </ul>
*/
public class CreateFunctionDeclarationOperation extends CreateElementInTUOperation {
/**
* The name of the include to be created.
*/
protected String fFunction;
/**
* When executed, this operation will add an include to the given translation unit.
*/
public CreateFunctionDeclarationOperation(String function, ITranslationUnit parentElement) {
super(parentElement);
fFunction = function;
}
/**
* @see CreateElementInCUOperation#generateResultHandle
*/
protected ICElement generateResultHandle() {
try {
return getTranslationUnit().getElement(fFunction);
} catch (CModelException e) {
}
return null;
}
/**
* @see CreateElementInCUOperation#getMainTaskName
*/
public String getMainTaskName(){
return "operation.createIncludeProgress"; //$NON-NLS-1$
}
/**
* Sets the correct position for the new include:<ul>
* <li> after the last include
* <li> if no include, before the first type
* <li> if no type, after the package statement
* <li> and if no package statement - first thing in the CU
*/
protected void initializeDefaultPosition() {
try {
ITranslationUnit tu = getTranslationUnit();
IInclude[] includes = tu.getIncludes();
if (includes.length > 0) {
createAfter(includes[includes.length - 1]);
return;
}
} catch (CModelException npe) {
}
}
/**
* Possible failures: <ul>
* <li>NO_ELEMENTS_TO_PROCESS - the compilation unit supplied to the operation is
* <code>null</code>.
* <li>INVALID_NAME - not a valid include declaration name.
* </ul>
* @see ICModelStatus
* @see CNamingConventions
*/
public ICModelStatus verify() {
ICModelStatus status = super.verify();
if (!status.isOK()) {
return status;
}
//if (CConventions.validateInclude(fIncludeName).getSeverity() == IStatus.ERROR) {
// return new CModelStatus(ICModelStatusConstants.INVALID_NAME, fIncludeName);
//}
return CModelStatus.VERIFIED_OK;
}
}
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