org.metawidget.swt.layout.MigLayoutConfig Maven / Gradle / Ivy
// Metawidget
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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;
}
}