package rocks.inspectit.ui.rcp.editor.table;
import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.EditingSupport;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.TextCellEditor;
/**
* Abstract class for editing support in the table.
*
* @param <E>
* Element being edited.
* @param <T>
* Type of the value expected from editing.
*
* @author Ivan Senic
*
*/
public abstract class AbstractTableEditingSupport<E, T> extends EditingSupport {
/**
* Table viewer to edit.
*/
private TableViewer viewer;
/**
* Default constructor.
*
* @param viewer
* Table viewer to edit.
*/
public AbstractTableEditingSupport(TableViewer viewer) {
super(viewer);
this.viewer = viewer;
}
/**
* Get the value to set to the editor.
*
* @param element
* Element
* @return Value to set to the editor
*/
protected abstract T getValueImpl(E element);
/**
* Sets the new value on the given element.
*
* @param element
* Element
* @param value
* Value
*/
protected abstract void setValueImpl(E element, T value);
/**
* {@inheritDoc}
*/
@Override
protected CellEditor getCellEditor(Object element) {
return new TextCellEditor(viewer.getTable());
}
/**
* {@inheritDoc}
*/
@Override
protected boolean canEdit(Object element) {
return true;
}
/**
* {@inheritDoc}
*/
@SuppressWarnings("unchecked")
@Override
protected Object getValue(Object element) {
return getValueImpl((E) element);
}
/**
* {@inheritDoc}
*/
@SuppressWarnings("unchecked")
@Override
protected void setValue(Object element, Object value) {
setValueImpl((E) element, (T) value);
viewer.update(element, null);
}
}