@Override
protected void doDrawCellContent(
GC gc, org.eclipse.swt.graphics.Rectangle rect, int row, int col) {
PropertyRow propertyRow = (PropertyRow) contentProvider.getRowContent(row);
if (!(propertyRow instanceof Descriptor)) return;
IItemPropertyDescriptor propertyDescriptor =
((Descriptor) propertyRow).getItemPropertyDescriptor();
Object propertyValue = propertyDescriptor.getPropertyValue(contentProvider.getElement());
IItemLabelProvider labelProvider = propertyDescriptor.getLabelProvider(propertyValue);
Image image =
ExtendedImageRegistry.getInstance().getImage(labelProvider.getImage(propertyValue));
drawTextImage(
gc,
" " + propertyRow.toString(),
alignment,
image,
alignment,
rect.x + 2,
rect.y + 1,
rect.width - 1,
rect.height - 1);
}
@Override
protected void applyCaption() {
final IItemPropertyDescriptor itemPropertyDescriptor =
VaadinRendererUtil.getItemPropertyDescriptor(
getVElement().getDomainModelReference().getIterator().next());
label.setCaption(itemPropertyDescriptor.getDisplayName(null));
}
/**
* Fetches the list of available values for the feature.
*
* @return The list of available values for the feature.
*/
protected List<?> getChoiceOfValues() {
List<?> values = Collections.emptyList();
List<IItemPropertyDescriptor> propertyDescriptors = getDescriptors();
for (Iterator<IItemPropertyDescriptor> iterator = propertyDescriptors.iterator();
iterator.hasNext(); ) {
IItemPropertyDescriptor propertyDescriptor = iterator.next();
if (((EStructuralFeature) propertyDescriptor.getFeature(eObject)) == getFeature())
values = new ArrayList<Object>(propertyDescriptor.getChoiceOfValues(eObject));
}
// Start of user code choice of values
// End of user code choice of values
return values;
}
@Override
public int canRender(IItemPropertyDescriptor itemPropertyDescriptor, EObject modelElement) {
Object feature = itemPropertyDescriptor.getFeature(modelElement);
if (feature instanceof EReference
&& !((EReference) feature).isMany()
&& EObject.class.isAssignableFrom(((EReference) feature).getEType().getInstanceClass())) {
return PRIORITY;
}
return AbstractMEControl.DO_NOT_RENDER;
}
public ILabelProvider getLabelProvider() {
final IItemLabelProvider itemLabelProvider = itemPropertyDescriptor.getLabelProvider(object);
return new LabelProvider() {
@Override
public String getText(Object object) {
return itemLabelProvider.getText(object);
}
@Override
public Image getImage(Object object) {
return ExtendedImageRegistry.getInstance().getImage(itemLabelProvider.getImage(object));
}
};
}
protected CellEditor createEDataTypeCellEditor(final EDataType eDataType, Composite composite) {
if (itemPropertyDescriptor.isMultiLine(object)) {
return new ExtendedDialogCellEditor(composite, getEditLabelProvider()) {
protected EDataTypeValueHandler valueHandler = new EDataTypeValueHandler(eDataType);
@Override
protected Object openDialogBox(Control cellEditorWindow) {
InputDialog dialog =
new MultiLineInputDialog(
cellEditorWindow.getShell(),
EMFEditUIPlugin.INSTANCE.getString(
"_UI_FeatureEditorDialog_title",
new Object[] {getDisplayName(), getEditLabelProvider().getText(object)}),
EMFEditUIPlugin.INSTANCE.getString("_UI_MultiLineInputDialog_message"),
valueHandler.toString(getValue()),
valueHandler);
return dialog.open() == Window.OK ? valueHandler.toValue(dialog.getValue()) : null;
}
};
}
return new EDataTypeCellEditor(eDataType, composite);
}
public Object getId() {
return itemPropertyDescriptor.getId(object);
}
/**
* Provides direct access to the underlying feature object.
*
* @since 2.9
*/
public Object getFeature() {
return itemPropertyDescriptor.getFeature(object);
}
public Object getHelpContextIds() {
return itemPropertyDescriptor.getHelpContextIds(object);
}
public String[] getFilterFlags() {
return itemPropertyDescriptor.getFilterFlags(object);
}
public String getDisplayName() {
return itemPropertyDescriptor.getDisplayName(object);
}
public String getDescription() {
return itemPropertyDescriptor.getDescription(object);
}
public String getCategory() {
return itemPropertyDescriptor.getCategory(object);
}
/**
* This returns the cell editor that will be used to edit the value of this property. This default
* implementation determines the type of cell editor from the nature of the structural feature.
*/
public CellEditor createPropertyEditor(Composite composite) {
if (!itemPropertyDescriptor.canSetProperty(object)) {
return null;
}
CellEditor result = null;
Object genericFeature = itemPropertyDescriptor.getFeature(object);
if (genericFeature instanceof EReference[]) {
result =
new ExtendedComboBoxCellEditor(
composite,
new ArrayList<Object>(itemPropertyDescriptor.getChoiceOfValues(object)),
getEditLabelProvider(),
itemPropertyDescriptor.isSortChoices(object));
} else if (genericFeature instanceof EStructuralFeature) {
final EStructuralFeature feature = (EStructuralFeature) genericFeature;
final EClassifier eType = feature.getEType();
final Collection<?> choiceOfValues = itemPropertyDescriptor.getChoiceOfValues(object);
if (choiceOfValues != null) {
if (itemPropertyDescriptor.isMany(object)) {
boolean valid = true;
for (Object choice : choiceOfValues) {
if (!eType.isInstance(choice)) {
valid = false;
break;
}
}
if (valid) {
final ILabelProvider editLabelProvider = getEditLabelProvider();
result =
new ExtendedDialogCellEditor(composite, editLabelProvider) {
@Override
protected Object openDialogBox(Control cellEditorWindow) {
FeatureEditorDialog dialog =
new FeatureEditorDialog(
cellEditorWindow.getShell(),
editLabelProvider,
object,
feature.getEType(),
(List<?>) doGetValue(),
getDisplayName(),
new ArrayList<Object>(choiceOfValues),
false,
itemPropertyDescriptor.isSortChoices(object),
feature.isUnique());
dialog.open();
return dialog.getResult();
}
};
}
}
if (result == null) {
result =
new ExtendedComboBoxCellEditor(
composite,
new ArrayList<Object>(choiceOfValues),
getEditLabelProvider(),
itemPropertyDescriptor.isSortChoices(object));
}
} else if (eType instanceof EDataType) {
EDataType eDataType = (EDataType) eType;
if (eDataType.isSerializable()) {
if (itemPropertyDescriptor.isMany(object)) {
final ILabelProvider editLabelProvider = getEditLabelProvider();
result =
new ExtendedDialogCellEditor(composite, editLabelProvider) {
@Override
protected Object openDialogBox(Control cellEditorWindow) {
FeatureEditorDialog dialog =
new FeatureEditorDialog(
cellEditorWindow.getShell(),
editLabelProvider,
object,
feature.getEType(),
(List<?>) doGetValue(),
getDisplayName(),
null,
itemPropertyDescriptor.isMultiLine(object),
false,
feature.isUnique());
dialog.open();
return dialog.getResult();
}
};
} else if (eDataType.getInstanceClass() == Boolean.class) {
result =
new ExtendedComboBoxCellEditor(
composite,
Arrays.asList(new Object[] {null, Boolean.FALSE, Boolean.TRUE}),
getEditLabelProvider(),
itemPropertyDescriptor.isSortChoices(object));
} else if (eDataType.getInstanceClass() == Boolean.TYPE) {
result =
new ExtendedComboBoxCellEditor(
composite,
Arrays.asList(new Object[] {Boolean.FALSE, Boolean.TRUE}),
getEditLabelProvider(),
itemPropertyDescriptor.isSortChoices(object));
} else {
result = createEDataTypeCellEditor(eDataType, composite);
}
}
}
}
return result;
}
