org.metawidget.swt.layout.MigLayoutConfig Maven / Gradle / Ivy
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// Metawidget
//
// This file is dual licensed under both the LGPL
// (http://www.gnu.org/licenses/lgpl-2.1.html) and the EPL
// (http://www.eclipse.org/org/documents/epl-v10.php). As a
// recipient of Metawidget, you may choose to receive it under either
// the LGPL or the EPL.
//
// Commercial licenses are also available. See http://metawidget.org
// for details.
package org.metawidget.swt.layout;
import org.metawidget.layout.iface.LayoutException;
import org.metawidget.util.simple.ObjectUtils;
/**
* Configures a MigLayout prior to use. Once instantiated, Layouts are immutable.
*
* @author Richard Kennard
*/
public class MigLayoutConfig {
//
// Private members
//
private int mNumberOfColumns = 1;
private boolean mDebugMode = false;
//
// Public methods
//
/**
* @return this, as part of a fluent interface
*/
public MigLayoutConfig setNumberOfColumns( int numberOfColumns ) {
if ( numberOfColumns < 1 ) {
throw LayoutException.newException( "numberOfColumns must be >= 1" );
}
mNumberOfColumns = numberOfColumns;
return this;
}
/**
* @param debugMode
* true to enable MigLayout debug mode
* @return this, as part of a fluent interface
*/
public MigLayoutConfig setDebugMode( boolean debugMode ) {
mDebugMode = debugMode;
return this;
}
@Override
public boolean equals( Object that ) {
if ( this == that ) {
return true;
}
if ( !ObjectUtils.nullSafeClassEquals( this, that ) ) {
return false;
}
if ( mNumberOfColumns != ( (MigLayoutConfig) that ).mNumberOfColumns ) {
return false;
}
if ( mDebugMode != ( (MigLayoutConfig) that ).mDebugMode ) {
return false;
}
return true;
}
@Override
public int hashCode() {
int hashCode = 1;
hashCode = 31 * hashCode + mNumberOfColumns;
hashCode = 31 * hashCode + ObjectUtils.nullSafeHashCode( mDebugMode );
return hashCode;
}
//
// Protected methods
//
protected int getNumberOfColumns() {
return mNumberOfColumns;
}
protected boolean isDebugMode() {
return mDebugMode;
}
}