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package com.vaadin.tests.components.treetable;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import com.vaadin.data.Container;
import com.vaadin.data.Container.Ordered;
import com.vaadin.data.Property.ValueChangeEvent;
import com.vaadin.data.Property.ValueChangeListener;
import com.vaadin.data.util.BeanItemContainer;
import com.vaadin.data.util.ContainerHierarchicalWrapper;
import com.vaadin.tests.components.TestBase;
import com.vaadin.tests.util.Log;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.ui.Component;
import com.vaadin.ui.NativeButton;
import com.vaadin.ui.NativeSelect;
import com.vaadin.ui.Table;
import com.vaadin.ui.Table.ColumnGenerator;
import com.vaadin.ui.Tree.CollapseEvent;
import com.vaadin.ui.Tree.CollapseListener;
import com.vaadin.ui.Tree.ExpandEvent;
import com.vaadin.ui.Tree.ExpandListener;
import com.vaadin.ui.TreeTable;
public class TreeTableCacheOnPartialUpdates extends TestBase {
private Log log = new Log(5);
public class TestBean implements Serializable {
private String col1;
private String col2;
public TestBean() {
col1 = "";
col2 = "";
}
public TestBean(String col1, String col2) {
this.col1 = col1;
this.col2 = col2;
}
public String getCol1() {
return col1;
}
public void setCol1(String col1) {
this.col1 = col1;
}
public String getCol2() {
return col2;
}
public void setCol2(String col2) {
this.col2 = col2;
}
@Override
public String toString() {
return "TestBean [col1=" + col1 + ", col2=" + col2 + "]";
}
}
public class Col3ColumnGenerator implements ColumnGenerator {
@Override
public Component generateCell(final com.vaadin.ui.Table source,
final Object itemId, Object columnId) {
TestBean tb = (TestBean) itemId;
String identifier = "Item " + itemId + "/" + columnId;
Button btnCol3 = new NativeButton(identifier);
btnCol3.setId("cacheTestButton-" + tb.getCol1() + "-"
+ tb.getCol2());
btnCol3.addClickListener(new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
log.log("Button " + event.getButton().getCaption()
+ " clicked. Row index: "
+ indexOfId(source, itemId));
}
});
return btnCol3;
}
}
public class Col4ColumnGenerator implements ColumnGenerator {
@Override
public Component generateCell(final com.vaadin.ui.Table source,
final Object itemId, Object columnId) {
TestBean tb = (TestBean) itemId;
String identifier = "Expand/Collapse";
Button btnCol4 = new NativeButton(identifier);
btnCol4.setId("cacheTestButtonToggle-" + tb.getCol1() + "-"
+ tb.getCol2());
btnCol4.addClickListener(new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
treeTable.setCollapsed(itemId,
!treeTable.isCollapsed(itemId));
}
});
return btnCol4;
}
}
protected int indexOfId(Table source, Object itemId) {
Container.Ordered c = (Ordered) source.getContainerDataSource();
if (c instanceof Container.Indexed) {
return ((Container.Indexed) source).indexOfId(itemId);
} else {
ArrayList<Object> list = new ArrayList<Object>(source.getItemIds());
return list.indexOf(itemId);
}
}
private TreeTable treeTable;
private BeanItemContainer<TestBean> testBeanContainer;
private static String[] columnHeaders = new String[] { "Col1", "Col2",
"Col3", "Col4" };
private static Object[] visibleColumns = new Object[] { "col1", "col2",
"col3", "col4" };
@Override
public void setup() {
// Force row height to be the same in all browsers so scrolling based on
// pixels works as expected
Button b = new Button("Show first");
addComponent(b);
b.addClickListener(new ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
log.log("First visible item id is: "
+ treeTable.getCurrentPageFirstItemId());
}
});
NativeSelect cacheRateSelect = new NativeSelect("Cache rate");
cacheRateSelect.setImmediate(true);
cacheRateSelect.setNullSelectionAllowed(false);
cacheRateSelect.addItem(new Integer(0));
cacheRateSelect.addItem(new Integer(1));
cacheRateSelect.addItem(new Integer(2));
cacheRateSelect.setValue(2);
cacheRateSelect.addValueChangeListener(new ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
treeTable
.setCacheRate((Integer) event.getProperty().getValue());
}
});
addComponent(cacheRateSelect);
treeTable = new TreeTable();
treeTable.addStyleName("table-equal-rowheight");
testBeanContainer = new BeanItemContainer<TestBean>(TestBean.class);
Map<String, Integer> hasChildren = new HashMap<String, Integer>();
hasChildren.put("1", 5);
hasChildren.put("3", 10);
hasChildren.put("5", 20);
hasChildren.put("6", 7);
hasChildren.put("7", 1);
hasChildren.put("40", 20);
hasChildren.put("99", 20);
treeTable.setContainerDataSource(createContainer(100, hasChildren));
treeTable.addGeneratedColumn("col3", new Col3ColumnGenerator());
treeTable.addGeneratedColumn("col4", new Col4ColumnGenerator());
treeTable.addExpandListener(new ExpandListener() {
@Override
public void nodeExpand(ExpandEvent event) {
logExpandCollapse(event.getItemId(), "expanded");
}
});
treeTable.addCollapseListener(new CollapseListener() {
@Override
public void nodeCollapse(CollapseEvent event) {
logExpandCollapse(event.getItemId(), "collapsed");
}
});
treeTable.setVisibleColumns(visibleColumns);
treeTable.setColumnHeaders(columnHeaders);
treeTable.setColumnWidth("col1", 150);
treeTable.setColumnWidth("col2", 50);
treeTable.setHeight("430px");
addComponent(log);
addComponent(treeTable);
}
protected void logExpandCollapse(Object itemId, String operation) {
String identifier = "Item " + itemId;
log.log("Row " + identifier + " " + operation + ". Row index: "
+ indexOfId(treeTable, itemId));
}
private Container createContainer(int items,
Map<String, Integer> hasChildren) {
ContainerHierarchicalWrapper container;
container = new ContainerHierarchicalWrapper(testBeanContainer);
populate(container, items, hasChildren);
return container;
}
private void populate(Container.Hierarchical container, int items,
Map<String, Integer> children) {
for (int i = 0; i < items; i++) {
String row = String.valueOf(i + 1);
String rowText = stringForInt(i);
TestBean itemId = new TestBean(row, rowText);
container.addItem(itemId);
if (children.containsKey(row)) {
itemId.setCol1(itemId.getCol1() + " (children)");
for (int j = 0; j < children.get(row); j++) {
TestBean childItemId = new TestBean(row + "." + (j + 1),
rowText + "." + stringForInt(j));
container.addItem(childItemId);
container.setParent(childItemId, itemId);
}
}
}
}
private String stringForInt(int i) {
int charsAllowed = 26; // a-z
if (i >= charsAllowed) {
return stringForInt(i / charsAllowed - 1)
+ stringForInt(i % charsAllowed);
} else {
return String.valueOf((char) (i + 'A'));
}
}
@Override
protected String getDescription() {
// TODO Auto-generated method stub
return null;
}
@Override
protected Integer getTicketNumber() {
// TODO Auto-generated method stub
return null;
}
}
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