PropertySheet may look like this:
* *
| First Name: | Stanislav |
|---|---|
| Last Name: | Freidin |
| Mission: | Sleep |
* This class relies on the {@link PropertySheetModelBuilder} to * supply it with the right {@link PropertySheetModel} during * each request. It is up to the user to provide the right * builder. *
*
* @author Stanislav Freidin
* @version $Id: PropertySheet.java 287 2005-02-22 00:29:02Z sskracic $
*
*/
public class PropertySheet extends Table {
private PropertySheetModelBuilder m_builder;
/**
* Constructs a new PropertySheet.
*
* @param modelBuilder the property sheet model builder
* that is responsible for building the property
* sheet model
*
*/
public PropertySheet(PropertySheetModelBuilder modelBuilder) {
super(new PSTMBAdapter(modelBuilder), new Object[]{"Label", "Value"});
super.setHeader(null);
super.getColumn(0).setCellRenderer(new GlobalizedLabelCellRenderer(Label.BOLD));
super.getColumn(1).setCellRenderer(new StringLabelCellRenderer(null));
}
/**
* Constructs a new PropertySheet and sets the output
* escape value.
*
* @param modelBuilder the property sheet model builder
* that is responsible for building the property
* sheet model
* @param valueOutputEscape the value of the label-value
* pair's output-escaping
*
*/
public PropertySheet(PropertySheetModelBuilder modelBuilder, boolean valueOutputEscape) {
super(new PSTMBAdapter(modelBuilder), new Object[]{"Label", "Value"});
super.setHeader(null);
super.getColumn(0).setCellRenderer(new GlobalizedLabelCellRenderer(Label.BOLD));
super.getColumn(1).setCellRenderer(new StringLabelCellRenderer(valueOutputEscape));
}
/**
* Returns the {@link PropertySheetModelBuilder}.
* @return the {@link PropertySheetModelBuilder}.
*/
public PropertySheetModelBuilder getPropertySheetModelBuilder() {
return m_builder;
}
// Convert a PropertySheetModelBuilder to a TableModelBuilder
private static class PSTMBAdapter
extends LockableImpl implements TableModelBuilder {
private PropertySheetModelBuilder m_builder;
public PSTMBAdapter(PropertySheetModelBuilder b) {
m_builder = b;
}
public TableModel makeModel(Table t, PageState s) {
return new TableModelAdapter(
m_builder.makeModel((PropertySheet)t, s)
);
}
public void lock() {
m_builder.lock();
super.lock();
}
}
// Wraps a PropertySheetModel
private static class TableModelAdapter implements TableModel {
private PropertySheetModel m_model;
private int m_row;
public TableModelAdapter(PropertySheetModel model) {
m_model = model;
m_row = -1;
}
public int getColumnCount() { return 2; }
public boolean nextRow() {
m_row++;
return m_model.nextRow();
}
public Object getElementAt(int columnIndex) {
if(columnIndex == 0) {
return m_model.getGlobalizedLabel();
} else {
return m_model.getValue();
}
}
public Object getKeyAt(int columnIndex) {
return new Integer(m_row);
}
public PropertySheetModel getPSModel() {
return m_model;
}
};
// Renders strings as labels
public static class StringLabelCellRenderer implements TableCellRenderer {
private String m_weight;
private boolean m_outputEscape = false;
public StringLabelCellRenderer(String weight) {
m_weight = weight;
}
public StringLabelCellRenderer(boolean outputEscape) {
m_outputEscape = outputEscape;
}
public Component getComponent(Table table, PageState state, Object value,
boolean isSelected, Object key,
int row, int column) {
Label t = getLabel(value);
//t.setOutputEscaping(false);
t.setOutputEscaping(m_outputEscape);
if(m_weight != null) {
t.setFontWeight(m_weight);
}
return t;
}
protected Label getLabel(Object value) {
return new Label((String)value);
}
}
// Renders strings as labels
public static class GlobalizedLabelCellRenderer extends StringLabelCellRenderer {
public GlobalizedLabelCellRenderer(String weight) {
super(weight);
}
public GlobalizedLabelCellRenderer(boolean outputEscape) {
super(outputEscape);
}
protected Label getLabel(Object value) {
return new Label((GlobalizedMessage)value);
}
}
/**
* An empty {@link PropertySheetModel}.
*/
public static final PropertySheetModel EMPTY_MODEL =
new PropertySheetModel() {
public boolean nextRow() { return false; }
public String getLabel() {
throw new IllegalStateException("The model is empty");
}
public GlobalizedMessage getGlobalizedLabel() {
throw new IllegalStateException((String) GlobalizationUtil.globalize("bebop.the_model_is_empty").localize());
}
public String getValue() {
throw new IllegalStateException("The model is empty");
}
};
}