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/*******************************************************************************
* Copyright (c) 2011 Gluster, Inc. <http://www.gluster.com>
* This file is part of Gluster Management Console.
*
* Gluster Management Console is free software; you can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License as published
* by the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* Gluster Management Console 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 Affero General Public License
* for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see
* <http://www.gnu.org/licenses/>.
*******************************************************************************/
package org.gluster.storage.management.console.validators;
import org.eclipse.core.databinding.validation.IValidator;
import org.eclipse.core.databinding.validation.ValidationStatus;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.fieldassist.ControlDecoration;
import org.eclipse.swt.widgets.Control;
public class StringRequiredValidator implements IValidator {
protected final String errorText;
protected final ControlDecoration controlDecoration;
protected final Control linkedControl;
public StringRequiredValidator(String errorText, ControlDecoration controlDecoration, Control linkedControl) {
super();
this.errorText = errorText;
this.controlDecoration = controlDecoration;
this.linkedControl = linkedControl;
}
public StringRequiredValidator(String errorText, ControlDecoration controlDecoration) {
this(errorText, controlDecoration, null);
}
public IStatus validate(Object value) {
if (value instanceof String) {
if (((String) value).isEmpty()) {
controlDecoration.setDescriptionText(errorText);
controlDecoration.show();
if (linkedControl != null) {
linkedControl.setEnabled(false);
}
return ValidationStatus.error(errorText);
}
}
if(linkedControl != null) {
linkedControl.setEnabled(true);
}
controlDecoration.hide();
return Status.OK_STATUS;
}
}
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