public void onCellOver(CellOverEvent event) {
ListGridField gridField = AttributeListGrid.this.getField(event.getColNum());
if (gridField.getName().equals(attributeInfo.getName())) {
ListGridRecord record = event.getRecord();
String value = record.getAttribute(attributeInfo.getName());
if (event.getRowNum() != row) {
if (img != null) {
cleanup();
}
img = new Img(value);
img.setMaxWidth(300);
img.setMaxHeight(300);
img.setKeepInParentRect(true);
img.setShowEdges(true);
img.setLeft(AttributeListGrid.this.getAbsoluteLeft() + 10);
img.setTop(AttributeListGrid.this.getAbsoluteTop() + 10);
img.draw();
killTimer =
new Timer() {
public void run() {
img.destroy();
}
};
killTimer.schedule(Math.round(3000));
row = event.getRowNum();
}
}
}
public void onCellClick(CellClickEvent event) {
ListGridField gridField = AttributeListGrid.this.getField(event.getColNum());
if (gridField.getName().equals(attributeInfo.getName())) {
ListGridRecord record = event.getRecord();
String value = record.getAttribute(attributeInfo.getName());
Window.open(value, "urlWindow", null);
}
}
private void updateAttributes(AssociationValue associationValue, ListGridRecord record) {
for (AttributeInfo attributeInfo : featureInfo.getAttributes()) {
Attribute<?> attr = associationValue.getAllAttributes().get(attributeInfo.getName());
if (attr.isPrimitive()) {
Object value = attr.getValue();
if (value != null) {
if (value instanceof Boolean) {
record.setAttribute(attributeInfo.getName(), (Boolean) value); // "false" != false
} else {
record.setAttribute(attributeInfo.getName(), value.toString());
}
} else {
record.setAttribute(attributeInfo.getName(), "");
}
} else {
AssociationAttributeInfo associationAttributeInfo =
(AssociationAttributeInfo) attributeInfo;
String displayName = associationAttributeInfo.getFeature().getDisplayAttributeName();
Object value = attr.getValue();
if (value != null) {
if (displayName == null) {
displayName = associationAttributeInfo.getFeature().getAttributes().get(0).getName();
}
switch (associationAttributeInfo.getType()) {
case MANY_TO_ONE:
ManyToOneAttribute manyToOneAttribute = (ManyToOneAttribute) attr;
Object displayValue =
manyToOneAttribute.getValue().getAllAttributes().get(displayName).getValue();
if (displayValue != null) {
record.setAttribute(attributeInfo.getName(), displayValue.toString());
} else {
record.setAttribute(attributeInfo.getName(), "");
}
break;
case ONE_TO_MANY:
OneToManyAttribute oneToManyAttribute = (OneToManyAttribute) attr;
List<String> values = new ArrayList<String>();
for (AssociationValue assoc : oneToManyAttribute.getValue()) {
Object o = assoc.getAllAttributes().get(displayName).getValue();
if (o != null) {
values.add(o.toString());
}
}
record.setAttribute(attributeInfo.getName(), StringUtil.join(values, ","));
break;
}
} else {
record.setAttribute(attributeInfo.getName(), "");
}
}
}
record.setAttribute(VALUE_HOLDER_RECORD_ATTRIBUTE, associationValue);
}
/**
* Create a single field definition from a attribute definition.
*
* @param attributeInfo attribute info
* @return field for grid
*/
private ListGridField createAttributeGridField(final AttributeInfo attributeInfo) {
ListGridField gridField = new ListGridField(attributeInfo.getName(), attributeInfo.getLabel());
gridField.setAlign(Alignment.LEFT);
gridField.setCanEdit(false);
gridField.setShowIfCondition(
new IdentifyingListGridFieldIfFunction(attributeInfo.isIdentifying()));
if (attributeInfo instanceof PrimitiveAttributeInfo) {
PrimitiveAttributeInfo info = (PrimitiveAttributeInfo) attributeInfo;
if (info.getType().equals(PrimitiveType.BOOLEAN)) {
gridField.setType(ListGridFieldType.BOOLEAN);
} else if (info.getType().equals(PrimitiveType.STRING)) {
gridField.setType(ListGridFieldType.TEXT);
} else if (info.getType().equals(PrimitiveType.DATE)) {
gridField.setType(ListGridFieldType.DATE);
} else if (info.getType().equals(PrimitiveType.SHORT)) {
gridField.setType(ListGridFieldType.INTEGER);
} else if (info.getType().equals(PrimitiveType.INTEGER)) {
gridField.setType(ListGridFieldType.INTEGER);
} else if (info.getType().equals(PrimitiveType.LONG)) {
gridField.setType(ListGridFieldType.INTEGER);
} else if (info.getType().equals(PrimitiveType.FLOAT)) {
gridField.setType(ListGridFieldType.FLOAT);
} else if (info.getType().equals(PrimitiveType.DOUBLE)) {
gridField.setType(ListGridFieldType.FLOAT);
} else if (info.getType().equals(PrimitiveType.IMGURL)) {
gridField.setType(ListGridFieldType.IMAGE);
if (showImageAttributeOnHover) {
addCellOverHandler(new ImageCellHandler(attributeInfo));
}
} else if (info.getType().equals(PrimitiveType.CURRENCY)) {
gridField.setType(ListGridFieldType.TEXT);
} else if (info.getType().equals(PrimitiveType.URL)) {
gridField.setType(ListGridFieldType.TEXT);
gridField.setAttribute("text-decoration", "underline");
addCellClickHandler(new UrlCellHandler(attributeInfo));
}
} else if (attributeInfo instanceof AssociationAttributeInfo) {
gridField.setType(ListGridFieldType.TEXT);
}
return gridField;
}
/** Actually create or update the fields. */
private void updateFields() {
if (featureInfo != null) {
// Create a header field for each attribute definition:
List<ListGridField> fields = new ArrayList<ListGridField>();
if (idInTable) {
ListGridField gridField = new ListGridField(ID_NAME, "ID");
gridField.setAlign(Alignment.LEFT);
gridField.setCanEdit(false);
fields.add(gridField);
}
for (AttributeInfo attributeInfo : featureInfo.getAttributes()) {
if (!attributeInfo.isHidden()
&& (attributeInfo.isIdentifying() || allAttributesDisplayed)) {
fields.add(createAttributeGridField(attributeInfo));
}
}
setFields(fields.toArray(new ListGridField[fields.size()]));
setCanResizeFields(true);
}
}
