package com.vaadin.tests.dd;
import com.vaadin.data.Item;
import com.vaadin.event.dd.DragAndDropEvent;
import com.vaadin.event.dd.DropHandler;
import com.vaadin.event.dd.acceptcriteria.AcceptCriterion;
import com.vaadin.event.dd.acceptcriteria.SourceIs;
import com.vaadin.tests.components.TestBase;
import com.vaadin.ui.AbstractSelect.AbstractSelectTargetDetails;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Table;
import com.vaadin.ui.Table.TableDragMode;
import com.vaadin.ui.Table.TableTransferable;
public class NotPaintedAcceptSource extends TestBase {
@Override
protected void setup() {
final Table source1 = createTable("Source 1");
final Table source2 = createTable("Source 2");
final Table target = createTable("Target");
source1.setDragMode(TableDragMode.ROW);
source2.setDragMode(TableDragMode.ROW);
target.setDropHandler(new DropHandler() {
@Override
public AcceptCriterion getAcceptCriterion() {
return new SourceIs(source1, source2);
}
@Override
public void drop(DragAndDropEvent event) {
TableTransferable transferable = (TableTransferable) event
.getTransferable();
Item item = transferable.getSourceComponent().getItem(
transferable.getItemId());
Object value = item.getItemProperty("value").getValue();
AbstractSelectTargetDetails targetDetails = (AbstractSelectTargetDetails) event
.getTargetDetails();
Object targetItemId = targetDetails.getItemIdOver();
Object addItemAfter = target.addItemAfter(targetItemId);
target.getItem(addItemAfter).getItemProperty("value")
.setValue(value);
transferable.getSourceComponent().removeItem(
transferable.getItemId());
}
});
final HorizontalLayout horizontalLayout = new HorizontalLayout();
horizontalLayout.setSpacing(true);
horizontalLayout.addComponent(source1);
horizontalLayout.addComponent(target);
addComponent(horizontalLayout);
addComponent(new Button("Swap sources", new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
if (source1.getParent() != null) {
horizontalLayout.replaceComponent(source1, source2);
} else {
horizontalLayout.replaceComponent(source2, source1);
}
target.markAsDirty();
}
}));
}
private Table createTable(String caption) {
Table table = new Table(caption);
table.addContainerProperty("value", String.class, "");
for (int i = 0; i < 10; i++) {
table.addItem(new Object[] { caption + " value " + i },
Integer.valueOf(i));
}
table.setWidth("300px");
return table;
}
@Override
protected String getDescription() {
return "Including a component in an accept criterion when the actual component is not included in a layout and thus not painted should still allow painting the component properly when it is added to a layout.";
}
@Override
protected Integer getTicketNumber() {
return Integer.valueOf(8730);
}
}