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/*******************************************************************************
* Copyright (c) 2007, 2011 Intel 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:
* Intel Corporation - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.core.settings.model;
import org.eclipse.cdt.core.settings.model.ICProjectDescriptionPreferences;
import org.eclipse.cdt.core.settings.model.ICStorageElement;
import org.eclipse.cdt.core.settings.model.util.CDataUtil;
public class CProjectDescriptionPreferences implements ICProjectDescriptionPreferences {
private static final String ATTR_CONFIG_RELATIONS = "configRelations"; //$NON-NLS-1$
private static final int DEFAULT_RELATIONS = CONFIGS_INDEPENDENT;
private boolean fIsReadOnly;
private boolean fIsModified;
private Integer fConfigRelations;
private CProjectDescriptionPreferences fSuperPreference;
CProjectDescriptionPreferences(CProjectDescriptionPreferences base, boolean isReadOnly){
this(base, base.fSuperPreference, isReadOnly);
}
CProjectDescriptionPreferences(CProjectDescriptionPreferences base, CProjectDescriptionPreferences superPreference, boolean isReadOnly){
fConfigRelations = base.fConfigRelations;
fSuperPreference = superPreference;
fIsReadOnly = isReadOnly;
}
CProjectDescriptionPreferences(ICStorageElement el, CProjectDescriptionPreferences superPreference, boolean isReadOnly){
fIsReadOnly = isReadOnly;
if(el != null){
if(el.getAttribute(ATTR_CONFIG_RELATIONS) != null)
fConfigRelations = new Integer(CDataUtil.getInteger(el, ATTR_CONFIG_RELATIONS, DEFAULT_RELATIONS));
}
this.fSuperPreference = superPreference;
}
protected CProjectDescriptionPreferences getSuperPreferences(){
if(isReadOnly())
return fSuperPreference;
return (CProjectDescriptionPreferences)CProjectDescriptionManager.getInstance().getProjectDescriptionWorkspacePreferences(false);
}
void serialize(ICStorageElement el){
if(fConfigRelations != null)
CDataUtil.setInteger(el, ATTR_CONFIG_RELATIONS, fConfigRelations.intValue());
}
@Override
public int getConfigurationRelations() {
if(fConfigRelations != null)
return fConfigRelations.intValue();
CProjectDescriptionPreferences superPrefs = getSuperPreferences();
if(superPrefs != null)
return superPrefs.getConfigurationRelations();
return DEFAULT_RELATIONS;
}
@Override
public boolean isDefaultConfigurationRelations() {
return fConfigRelations == null;
}
@Override
public void setConfigurationRelations(int status) {
if(fIsReadOnly)
throw ExceptionFactory.createIsReadOnlyException();
if(fConfigRelations != null && fConfigRelations.intValue() == status)
return;
fConfigRelations = new Integer(status);
fIsModified = true;
}
@Override
public void useDefaultConfigurationRelations() {
if(fIsReadOnly)
throw ExceptionFactory.createIsReadOnlyException();
if(fConfigRelations == null)
return;
fConfigRelations = null;
fIsModified = true;
}
public boolean isModified(){
return fIsModified
|| (fSuperPreference != null
&& !fSuperPreference.settingsEqual((CProjectDescriptionPreferences)CProjectDescriptionManager.getInstance().getProjectDescriptionWorkspacePreferences(false)));
}
void setModified(boolean modified){
fIsModified = modified;
}
public boolean isReadOnly(){
return fIsReadOnly;
}
void setReadOnly(boolean readOnly){
fIsReadOnly = readOnly;
}
public boolean settingsEqual(CProjectDescriptionPreferences other){
if(isDefaultConfigurationRelations() != other.isDefaultConfigurationRelations())
return false;
if(getConfigurationRelations() != other.getConfigurationRelations())
return false;
return true;
}
}
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