package com.vaadin.tests.components.treetable;
import com.vaadin.tests.components.TestBase;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Component;
import com.vaadin.ui.NativeButton;
import com.vaadin.ui.Table.ColumnGenerator;
import com.vaadin.ui.TreeTable;
import com.vaadin.ui.VerticalLayout;
public class TreeTableInternalError extends TestBase {
private TreeTable t;
@Override
protected void setup() {
VerticalLayout content = getLayout();
content.setSizeFull();
t = new TreeTable() {
{
setSizeFull();
fillTreeTable(this);
}
};
t.setId("treetable");
content.addComponent(t);
content.setExpandRatio(t, 1);
Button button = new Button("Resize") {
{
addClickListener(new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
t.setHeight("300px");
}
});
}
};
button.setId("resize");
content.addComponent(button);
}
@Override
protected String getDescription() {
return "Internal Error when scrolling down enough that more rows are loaded (cache updated), then scrolling down just a few rows and expanding rows";
}
@Override
protected Integer getTicketNumber() {
return 10057;
}
private void fillTreeTable(TreeTable t) {
t.addContainerProperty("name", String.class, null);
t.addGeneratedColumn("toggle", new ButtonColumnGenerator());
for (int i = 0; i < 1000; i++) {
t.addItem(i);
t.getContainerProperty(i, "name").setValue("Item-" + i);
t.addItem(i + "c");
t.getContainerProperty(i + "c", "name").setValue("Child-" + i);
t.setParent(i + "c", i);
t.setChildrenAllowed(i + "c", false);
}
}
public class ButtonColumnGenerator implements ColumnGenerator {
@Override
public Component generateCell(final com.vaadin.ui.Table source,
final Object itemId, Object columnId) {
String identifier = "Expand/Collapse";
Button btnCol = new NativeButton(identifier);
btnCol.setId("cacheTestButtonToggle-" + itemId);
btnCol.addClickListener(new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
t.setCollapsed(itemId, !t.isCollapsed(itemId));
}
});
return btnCol;
}
}
}