/* Copyright 2011 csvedit
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.fhsolution.eclipse.plugins.csvedit.editors;
import org.eclipse.jface.viewers.ICellModifier;
import org.eclipse.swt.widgets.TableItem;
import org.fhsolution.eclipse.plugins.csvedit.model.CSVRow;
/**
*
* @author fhenri
*
*/
public class CSVEditorCellModifier implements ICellModifier {
/**
* Checks whether the given property of the given element can be modified.
*
* @return true if the property can be modified, and false if it is not modifiable
* @see org.eclipse.jface.viewers.ICellModifier#canModify(java.lang.Object, java.lang.String)
*/
public boolean canModify (Object element, String property) {
return true;
}
/**
* Returns the value for the given property of the given element.
* Returns "" if the element does not have the given property.
*
* @see org.eclipse.jface.viewers.ICellModifier#getValue(java.lang.Object, java.lang.String)
*/
public Object getValue (Object element, String property) {
int elementIndex = Integer.parseInt(property);
CSVRow row = (CSVRow) element;
if(elementIndex < row.getNumberOfElements()) {
return row.getElementAt(elementIndex);
}
else {
return "";
}
}
/**
* Modifies the value for the given property of the given element.
* Has no effect if the element does not have the given property,
* or if the property cannot be modified.
*
* @see org.eclipse.jface.viewers.ICellModifier#modify(java.lang.Object, java.lang.String, java.lang.Object)
*/
public void modify (Object element, String property, Object value) {
int elementIndex = Integer.parseInt(property);
if (element instanceof TableItem) {
CSVRow row = (CSVRow) ((TableItem) element).getData();
if(elementIndex < row.getNumberOfElements()) {
row.setRowEntry(elementIndex, value.toString());
}
else {
for (int i=row.getNumberOfElements();i<elementIndex + 1;i++) {
row.addElement("");
}
row.setRowEntry(elementIndex, value.toString());
}
}
}
}