@Override
public void updateEnableState() {
boolean enabled = false;
final VizMapperMainPanel vizMapperMainPanel = getVizMapperMainPanel();
VisualPropertySheet vpSheet = null;
if (vizMapperMainPanel != null) vpSheet = vizMapperMainPanel.getSelectedVisualPropertySheet();
if (vpSheet != null) {
for (final VisualPropertySheetItem<?> vpSheetItem : vpSheet.getSelectedItems()) {
final VisualPropertySheetItemModel<?> model = vpSheetItem.getModel();
final PropertySheetTable table = vpSheetItem.getPropSheetPnl().getTable();
final int[] selected = table.getSelectedRows();
if (selected != null && model.getVisualMappingFunction() instanceof DiscreteMapping) {
// Make sure the selected rows have at least one Discrete Mapping entry
for (int i = 0; i < selected.length; i++) {
final Item item = (Item) table.getValueAt(selected[i], 0);
if (item != null && item.getProperty() instanceof VizMapperProperty) {
final VizMapperProperty<?, ?, ?> prop =
(VizMapperProperty<?, ?, ?>) item.getProperty();
if (prop.getCellType() == CellType.DISCRETE) {
enabled = true;
break;
}
}
}
}
}
}
setEnabled(enabled);
}
/** Edit all selected cells at once. This is for Discrete Mapping only. */
@Override
@SuppressWarnings({"rawtypes", "unchecked"})
public void actionPerformed(final ActionEvent e) {
final VizMapperMainPanel vizMapperMainPanel = getVizMapperMainPanel();
if (vizMapperMainPanel == null) return;
final VisualPropertySheet vpSheet = vizMapperMainPanel.getSelectedVisualPropertySheet();
if (vpSheet == null) return;
for (final VisualPropertySheetItem<?> vpSheetItem : vpSheet.getSelectedItems()) {
final VisualPropertySheetItemModel<?> model = vpSheetItem.getModel();
final PropertySheetTable table = vpSheetItem.getPropSheetPnl().getTable();
final int[] selected = table.getSelectedRows();
if (selected == null
|| selected.length == 0
|| !(model.getVisualMappingFunction() instanceof DiscreteMapping)) continue;
// Test with the first selected item
final DiscreteMapping dm = (DiscreteMapping) model.getVisualMappingFunction();
final VisualProperty vp = dm.getVisualProperty();
Object newValue = null;
try {
// Get new value
newValue =
editorManager.showVisualPropertyValueEditor(vizMapperMainPanel, vp, vp.getDefault());
} catch (Exception ex) {
logger.error("Could not edit value.", ex);
}
if (newValue == null) continue;
final Map<Object, Object> newValues = new HashMap<Object, Object>();
final Map<Object, Object> previousValues = new HashMap<Object, Object>();
for (int i = 0; i < selected.length; i++) {
final Item item = ((Item) table.getValueAt(selected[i], 0));
if (item != null && item.getProperty() instanceof VizMapperProperty) {
final VizMapperProperty<?, ?, ?> prop = (VizMapperProperty<?, ?, ?>) item.getProperty();
if (prop.getCellType() == CellType.DISCRETE) {
// Save the current value for undo
previousValues.put(prop.getKey(), prop.getValue());
// New value
newValues.put(prop.getKey(), newValue);
}
}
}
// Save the mapping->old_values for undo
if (!previousValues.isEmpty()) previousMappingValues.put(dm, previousValues);
// Save the mapping->new_values for redo
if (!newValues.isEmpty()) newMappingValues.put(dm, newValues);
// Update the visual mapping
dm.putAll(newValues);
}
// Undo support
if (!previousMappingValues.isEmpty()) {
final UndoSupport undo = servicesUtil.get(UndoSupport.class);
undo.postEdit(new EditSelectedDiscreteValuesEdit());
}
}