Suggested case list:
Using timer to refresh a grid
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195guest79.185.142.402vah9ajApr 26, 2014 10:53:54 PMlinkgrid sample with ListModel/RowRenderer
194guest79.185.142.402vah9ajApr 26, 2014 10:53:51 PMlinkgrid sample with ListModel/RowRenderer
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1TonyQ114.25.109.94d0n3krApr 21, 2012 10:43:27 AMlinkUsing timer to refresh a grid
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3guest220.134.32.242hir54oJan 30, 2019 7:00:26 AMlinkresources
index.zulzul<?xml version="1.0" encoding="UTF-8"?>
<!--
B36-2838782.zul
Purpose:
Description:
History:
Fri Oct 16 16:39:31 2009, Created by jumperchen
Copyright (C) 2009 Potix Corporation. All Rights Reserved.
-->
<zk>
Please select a treeitem and open/close a treeitem, and then use keyboard Up/Down to navigate the tree, it should be OK.
<zscript>
import pkg$.BinaryTreeModel;
import java.util.*;
BinaryTreeModel btm = new BinaryTreeModel(new ArrayList(new pkg$.BigList(1000)));
</zscript>
<tree id="tree" mold="paging" pageSize="15" model="${btm}">
<attribute name="onCreate">
tree.renderItemByPath(new int[]{1,1,1,1,1,1,1,1,1,1,1,1});
tree.renderItemByPath(new int[]{0,0,0,0,0,0,0,0,0,0,0,0});
</attribute>
</tree>
</zk>
BinaryTreeModel.javajava/* inaryTreeModel.java
{{IS_NOTE
Purpose:
Description:
History:
Aug 10 2007, Created by Jeff Liu
}}IS_NOTE
Copyright (C) 2005 Potix Corporation. All Rights Reserved.
{{IS_RIGHT
This program is distributed under GPL Version 3.0 in the hope that
it will be useful, but WITHOUT ANY WARRANTY.
}}IS_RIGHT
*/
import java.util.ArrayList;
import java.util.List;
import org.zkoss.zul.AbstractTreeModel;
import org.zkoss.zul.event.TreeDataEvent;
/**
* A simple implementation of binary tree model by an arraylist
*
* @author Jeff Liu
*/
public class BinaryTreeModel extends AbstractTreeModel {
private ArrayList _tree =null;
/**
* Constructor
* @param tree the list is contained all data of nodes.
*/
public BinaryTreeModel(List tree){
super(tree.get(0));
_tree = (ArrayList)tree;
}
//-- TreeModel --//
public Object getChild(Object parent, int index) {
int i = _tree.indexOf(parent) *2 +1 + index;
if( i>= _tree.size())
return null;
else
return _tree.get(i);
}
//-- TreeModel --//
public int getChildCount(Object parent) {
int count = 0;
if(getChild(parent,0) != null)
count++;
if(getChild(parent,1) != null)
count++;
return count;
}
public boolean isLeaf(Object node) {
return (getChildCount(node) == 0);
}
}
BigList.javajava/* BigList.java
{{IS_NOTE
Purpose:
Description:
History:
Tue Oct 3 12:32:23 2006, Created by tomyeh
}}IS_NOTE
Copyright (C) 2006 Potix Corporation. All Rights Reserved.
{{IS_RIGHT
}}IS_RIGHT
*/
/**
* A big list.
*
* @author tomyeh
*/
public class BigList extends java.util.AbstractList {
private int _sz;
public BigList(int sz) {
if (sz < 0)
throw new IllegalArgumentException("Negative not allowed: "+sz);
_sz = sz;
}
public int size() {
return _sz;
}
public Object get(int j) {
return new Integer(j);
}
}