/*****************************************************************************
* *
* This file is part of the tna framework distribution. *
* Documentation and updates may be get from biaoping.yin the author of *
* this framework *
* *
* Sun Public License Notice: *
* *
* The contents of this file are subject to the Sun Public License Version *
* 1.0 (the "License"); you may not use this file except in compliance with *
* the License. A copy of the License is available at http://www.sun.com *
* *
* The Original Code is tag. The Initial Developer of the Original *
* Code is biaoping yin. Portions created by biaoping yin are Copyright *
* (C) 2000. All Rights Reserved. *
* *
* GNU Public License Notice: *
* *
* Alternatively, the contents of this file may be used under the terms of *
* the GNU Lesser General Public License (the "LGPL"), in which case the *
* provisions of LGPL are applicable instead of those above. If you wish to *
* allow use of your version of this file only under the terms of the LGPL *
* and not to allow others to use your version of this file under the SPL, *
* indicate your decision by deleting the provisions above and replace *
* them with the notice and other provisions required by the LGPL. If you *
* do not delete the provisions above, a recipient may use your version of *
* this file under either the SPL or the LGPL. *
* *
* biaoping.yin (yin-bp@163.com) *
* Author of Learning Java *
* *
*****************************************************************************/
package com.frameworkset.common.tag.tree.impl;
// import javax.servlet.jsp.JspException;
import java.io.Serializable;
import java.io.StringWriter;
import java.util.Iterator;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import org.apache.log4j.Logger;
import bboss.org.apache.velocity.Template;
import bboss.org.apache.velocity.VelocityContext;
import bboss.org.apache.velocity.exception.MethodInvocationException;
import bboss.org.apache.velocity.exception.ParseErrorException;
import bboss.org.apache.velocity.exception.ResourceNotFoundException;
import com.frameworkset.common.tag.tree.itf.ITree;
import com.frameworkset.common.tag.tree.itf.ITreeIteratorElement;
import com.frameworkset.common.tag.tree.itf.ITreeNode;
import com.frameworkset.util.StringUtil;
import com.frameworkset.util.VelocityUtil;
/**
* 该类辅助TreeTag生成各种树的html代码， 可以通过ecs/velocity/StringBuilder几种方式来生成
*
* @作者 biaoping.yin
* @日期 2004-3-19 16:28:13
* @版本 v1.0
*/
public class NodeHelper implements Serializable
{
private static final Logger log = Logger.getLogger(NodeHelper.class);
/**
* 包含显示的节点信息
*/
private ITreeIteratorElement element = null;
// private
/**
* 待显示的节点action
*/
private String action = null;
/**
* 该节点是否为展开节点
*/
boolean expanded = false;
/**
* 节点是否有字节点
*/
boolean hasChildren = true;
/**
* 是否是最后孩子节点
*/
boolean isLastChild = false;
/**
* 是否是第一个孩子节点
*/
boolean isFirstChild = false;
/**
* 节点是否选中
*/
boolean selected = false;
/**
* 控制树的折叠功能： false：不折叠 true：折叠 缺省值：true
*/
private boolean isCollapse = true;
/**
* 节点href扩展串
*/
String extendString = "";
/**
* 节点类型
*/
String type = "";
/**
* 页面请求对象
*/
HttpServletRequest request;
/**
* 动静结合时需要记录当前节点的ident，以便生成节点的儿子节点的indent 儿子节点的indent ＝ 父的indent ＋ 儿子的indent
*/
StringBuilder indent;
boolean dynamic = true;
/**
* 页面请求范围 session，request，pageContext，缺省值为session
*/
String scope = "session";
/**
* 指定节点的修饰图片的目录
*/
String imageFolder = "/images/";
/**
* checkbox名称
*/
String checkBox = null;
/**
* radio名称
*/
String radio = null;
/**
* checkbox默认选中值，以‘,’分隔的字符串
*/
private String[] checkBoxDefaultValue = null;
/**
* checkbox 的值
*/
private String checkboxValue;
/**
* radio的默认选中值
*/
private String radioDefaultValue = null;
/**
* checkbox扩展串
*/
private String checkBoxExtention;
/**
* radio按钮扩展串
*/
private String radioExtention;
/**
* radio按钮值
*/
private String radioValue;
/**
* 节点href目标
*/
String target = "";
/**
* 节点标识
*/
String nodeId;
/**
* 页面参数
*/
String params;
/**
* 双事件控制变量，点击节点时是否展开节点的下一级目录，前提条件是节点要有下一级目录 false：为不展开，true为展开，缺省为false
*/
private boolean doubleEvent = false;
private String nodeClickLink = null;
private String nodeEventLink = null;
private String sonids;
private boolean parentlastcollapase;
public NodeHelper(ITreeIteratorElement element,boolean parentlastcollapase, HttpServletRequest request,String sonids)
{
this.element = element;
this.expanded = element.isExpanded();
this.hasChildren = element.getNode().hasChildren();
this.radioValue = element.getNode().getRadioValue();
this.checkboxValue = element.getNode().getCheckboxValue();
this.isLastChild = element.isLastChild();
this.isFirstChild = element.isFirstChild();
this.selected = element.isSelected();
this.type = element.getNode().getType();
this.request = request;
this.nodeId = element.getNode().getId();
this.nodeClickLink = null;
this.nodeEventLink = null;
this.sonids = sonids;
this.parentlastcollapase = parentlastcollapase;
}
public void setCollapse(boolean isCollapse)
{
this.isCollapse = isCollapse;
}
public void setImageFolder(String imageFolder)
{
this.imageFolder = imageFolder;
}
public void setCheckBox(String checkBox)
{
this.checkBox = checkBox;
}
public void setRadio(String radio)
{
this.radio = radio;
}
/**
* 获取事件名称
*
* @return
*/
private String getEvent()
{
if (!expanded && hasChildren && !isLastChild)
return "expand";
if (expanded && hasChildren && !isLastChild)
return "collapse";
if (!expanded && hasChildren && isLastChild)
return "expand";
if (expanded && hasChildren && isLastChild)
return "collapse";
return null;
}
private String getEventLabel()
{
if(itree.isDynamic())
{
if (!expanded && hasChildren && !isLastChild)
return "展开";
if (expanded && hasChildren && !isLastChild)
return "折叠";
if (!expanded && hasChildren && isLastChild)
return "展开";
if (expanded && hasChildren && isLastChild)
return "折叠";
}
else
{
if (!expanded && hasChildren && !isLastChild)
return "展开/折叠";
if (expanded && hasChildren && !isLastChild)
return "展开/折叠";
if (!expanded && hasChildren && isLastChild)
return "展开/折叠";
if (expanded && hasChildren && isLastChild)
return "展开/折叠";
}
return null;
}
public void getImageContent(StringBuilder buffer)
{
// StringBuilder buffer = new StringBuilder();
// System.out.println(element.getName() + ":expanded=" + expanded +
// ",hasChildren=" + hasChildren + ",isLastChild=" + isLastChild);
if (!expanded && hasChildren && !isLastChild)
// buffer.append(
// getImageContent(
// "expand",
// getCollapsedMidNodeImage(),
// getClosedFolderImage()));
getImageContent(buffer, "expand", getCollapsedMidNodeImage(),
getClosedFolderImage());
/**
* 1,2 completed selected
*/
if (!expanded && hasChildren && isLastChild)
getImageContent(buffer, "expand", getCollapsedLastNodeImage(),
getClosedFolderImage());
if (expanded && hasChildren && !isLastChild)
getImageContent(buffer, "collapse", getExpandedMidNodeImage(),
getOpenFolderImage());
if (expanded && hasChildren && isLastChild)
getImageContent(buffer, "collapse", getExpandedLastNodeImage(),
getOpenFolderImage());
// <td><a href="classtree.jsp?expand=<tree:nodeId
// node="example.node"/>"><img src="images/collapsedLastNode.gif"
// border="0"></a><img src="images/closedFolder.gif"></td>
// <td><a href="classtree.jsp?collapse=<tree:nodeId
// node="example.node"/>"><img src="images/expandedLastNode.gif"
// border="0"></a><img src="images/openFolder.gif"></td>
if (!expanded && !hasChildren && !isLastChild)
getImageContent(buffer, "null", getNoChildrenMidNodeImage(),
getNonFolderImage());
// <td><img src="images/noChildrenMidNode.gif"><img
// src="images/nonFolder.gif"></td>
if ((!expanded && !hasChildren && isLastChild)
|| (expanded && !hasChildren && isLastChild))
getImageContent(buffer, "null", getNoChildrenLastNodeImage(),
getNonFolderImage());
// <td><img src="images/noChildrenLastNode.gif"><img
// src="images/nonFolder.gif"></td>
// return buffer.toString();
}
private String getPreImageForstatic(boolean expanded)
{
if (!expanded && !isLastChild)
return getCollapsedMidNodeImage();
/**
* 1,2 completed selected
*/
if (!expanded && isLastChild)
return getCollapsedLastNodeImage();
if (expanded && !isLastChild)
return getExpandedMidNodeImage();
if (expanded && isLastChild)
return getExpandedLastNodeImage();
return "";
}
private String getFolderImageForstatic(boolean expanded)
{
if (!expanded)
return getClosedFolderImage();
else
return getOpenFolderImage();
}
public void getNodeContent(StringBuilder buffer)
{
// return getNodeContent(buffer,"selected", selected);
getNodeContent(buffer, "selected", selected);
}
private String getCustomParams(Map attributes)
{
StringBuilder buffer = new StringBuilder();
boolean flag = false;
if (attributes != null)
{
Iterator keys = attributes.keySet().iterator();
while (keys.hasNext())
{
String key = (String) keys.next();
/**
* 判断key是否是系统中缺省保留的参数
*/
if(this.isInnerVariable(key))
{
continue;
}
if (!flag)
{
String value = (String) attributes.get(key);
buffer.append(key).append("=").append(value);
flag = true;
}
else
{
String value = (String) attributes.get(key);
buffer.append("&").append(key).append("=").append(value);
}
}
}
return buffer.toString();
}
private boolean isInnerVariable(String key)
{
boolean isInnerVariable = false;
/**
* 判断key是否是系统中缺省保留的参数
*/
if (key.equals("nodeLink"))//节点链接参数名称
isInnerVariable = true;
else if (key.equals("node_recursive"))//复选框是否递归选择参数名称为boolean类型
isInnerVariable = true;
else if (key.equals("node_linktarget"))//节点链接地址key
{
isInnerVariable = true;
}
else if (key.equals("node_checkboxname"))//节点复选框名称key
{
isInnerVariable = true;
}
else if (key.equals("node_radioname"))//节点单选框名称key
{
isInnerVariable = true;
}
else if(key.equals("node_uprecursive"))//节点复选框是否有递归选择上级的功能
{
isInnerVariable = true;
}
else if(key.equals("node_partuprecursive"))//节点复选框是否有递归选择上级的功能
{
isInnerVariable = true;
}
else if(key.equals("node_checkboxchecked")) //标识复选框是否被选中
isInnerVariable = true;
else if(key.equals("node_checkboxdisabled")) //标识复选框是否被禁用
isInnerVariable = true;
else if(key.equals("node_radiochecked")) //标识单选按钮是否被选冲
isInnerVariable = true;
else if(key.equals("node_radiodisabled")) //标识单选按钮是否被禁用
isInnerVariable = true;
return isInnerVariable;
}
/**
* 获取节点点击链接
*
* @return
*/
private String getNodeClickLink(String event)
{
if (nodeClickLink != null)
return this.nodeClickLink;
nodeClickLink = "";
String nodeLink = null;
Map attributes = element.getNode().getParams();
// 如果需要设置href，则获取链接地址，否则
if (this.element.getNode().getShowHref())
{
if (attributes != null)
nodeLink = (String) attributes.get("nodeLink");
if (nodeLink == null)
nodeLink = this.getAction();
}
if(!StringUtil.isJavascript(nodeLink))
{
String selectedNode = request.getParameter("selectedNode");
StringBuilder buffer = new StringBuilder();
boolean flag = nodeLink != null && nodeLink.trim().length() > 0;
String nodeEvent = getEvent();
String eventLink = getEventLink(nodeEvent).toString();
if (flag)
{
buffer.append("doClickTreeNode('").append(
StringUtil.getRealPath(request, nodeLink)).append(
nodeLink.indexOf("?") == -1 ? "?" : "&").append(event)
.append("=").append(element.getId());
if (element.getNode().getType() != null)
buffer.append("&classType=")
.append(element.getNode().getType());
if (element.getNode().getMemo() != null)
buffer.append("&nodeMemo=").append(element.getNode().getMemo());
if (element.getNode().getPath() != null)
buffer.append("&nodePath=").append(
StringUtil.encode(element.getNode().getPath(), null));
String target = getTarget();
if (attributes != null)
{
String temp = (String) attributes.get("node_linktarget");
if(temp != null && !temp.equals(""))
target = temp;
Iterator keys = attributes.keySet().iterator();
while (keys.hasNext())
{
String key = (String) keys.next();
/**
* 判断key是否是系统中缺省保留的参数
*/
if(this.isInnerVariable(key))
{
continue;
}
String value = (String) attributes.get(key);
buffer.append("&").append(key).append("=").append(value);
}
}
buffer.append("','" + element.getNode().getId() + "',").append("'")
.append(target).append("','").append(selectedNode);
if (!eventLink.equals("") && doubleEvent)
{
if(itree.isDynamic())
buffer.append("','").append(eventLink).append("')\" ");
else
buffer.append("','").append(eventLink).append("','").append(this.element.getId()).append("')\" ");
}
else
buffer.append("')");
}
else if (!eventLink.equals(""))
{
if(itree.isDynamic()) //纯动态的树模式
{
buffer.append("doClickImageIcon('").append(
eventLink).append("')");
}
else //动静结合的模式
{
buffer.append("doClickImageIcon('").append(
eventLink).append("','")
.append(this.element.getId())
.append("','")
.append(StringUtil.encode(this.element.getName()))
.append("','")
.append(this.element.getNode().getType())
.append("','")
.append(this.element.getNode().getPath())
.append("','")
.append(this.element.isFirstChild())
.append("','")
.append(this.element.isLastChild())
.append("')");
}
}
return nodeClickLink = buffer.toString();
}
else
{
return nodeClickLink = nodeLink;
}
}
/**
* 生成节点的html文本，节点是否带链接以及带什么样的链接有以下几种情况：
* 不需要设置点击链接，但是节点包含字节点，那么需要设置展开该节点下一级的链接 需要设置点击链接，但节点不包含子节点而不需要设置展开节点的下一级链接
* 需要设置点击链接，节点包含字节点，也需要设置展开该节点下一级的链接
*
* @param buffer
* @param event
* @param selected
*/
private void getNodeContent(StringBuilder buffer, String event,
boolean selected)
{
// 定义从点击图标处传递过来的参数,然后判断默认选中的结点
String selectedNode = request.getParameter("selectedNode");
// StringBuilder buffer = new StringBuilder();
if (nowrap)
buffer.append("<td nowrap title=\"").append(element.getNode().getName()).append("\">");
else
buffer.append("<td title=\"").append(element.getNode().getName()).append("\">");
buffer.append(getCheckBox());
buffer.append(getRadio());
String nodeClickEvent = this.getNodeClickLink(event);
if (!nodeClickEvent.equals(""))
{
if (this.enablecontextmenu)
{
String id = "";
if (this.element.getNode().isEnablecontextmenu()) // 如果节点本身制定了右键菜单，则设置本身的右键菜单项
id = "_node_" + this.element.getNode().getId();
else
// 否则如果根据直接使用节点类型对应的右键菜单
id = "_type_" + this.element.getNode().getType();
String params = this.getCustomParams(this.element.getNode()
.getParams());
String expandLabel = this.getEventLabel();
buffer
.append("<a ")
.append(
expandLabel == null ? "" : "expandLabel=\""
+ expandLabel + "\"")
.append(" openNode=\"")
.append(this.element.getNode().getId())
.append("\"")
.append(
expandLabel == null ? " "
: " expandNode=\"icon_"
+ this.element.getNode()
.getId() + "\"")
.append(" id=\"")
.append(id)
.append("\" params=\"")
.append(params)
.append(
// "\" oncotextmenu='InitializedDocEvent();' name=\"")
"\" name=\"")
.append(this.element.getNode().getId()).append(
"\" onclick=\"").append(nodeClickEvent).append(
"\" style=\"cursor:hand;\"");
}
else
{
buffer.append("<a name=\"").append(
this.element.getNode().getId()).append("\" onclick=\"")
.append(nodeClickEvent).append(
"\" style=\"cursor:hand;\"");
}
if (selectedNode != null
&& selectedNode.equals(this.element.getNode().getId()))
buffer.append(" class=\"selectedTextAnchor\"");
buffer.append(">");
}
else
{
if (this.enablecontextmenu)
{
String id = "";
if (this.element.getNode().isEnablecontextmenu()) // 如果节点本身制定了右键菜单，则设置本身的右键菜单项
id = "_node_" + this.element.getNode().getId();
else
// 否则如果根据直接使用节点类型对应的右键菜单
id = "_type_" + this.element.getNode().getType();
String params = this.getCustomParams(this.element.getNode()
.getParams());
String expandLabel = this.getEventLabel();
buffer
.append("<a ")
.append(
expandLabel == null ? "" : "expandLabel=\""
+ expandLabel + "\"")
.append(" openNode=\"")
.append(this.element.getNode().getId())
.append("\"")
.append(
expandLabel == null ? " "
: " expandNode=\"icon_"
+ this.element.getNode()
.getId() + "\"")
.append(" id=\"")
.append(id)
.append("\" params=\"")
.append(params)
.append(
// "\" oncotextmenu='InitializedDocEvent();' name=\"")
"\" name=\"")
.append(this.element.getNode().getId()).append(
"\">");
}
else
{
//do nothing
}
}
// if (selected)
// buffer.append("<b>");
String t_temp = element.getName();
t_temp = StringUtil.replaceAll(t_temp,"'","\\'");
buffer.append(t_temp);
// if (selected)
// buffer.append("</b>");
// buffer.append("</span>");
if (!nodeClickEvent.equals(""))
{
buffer.append("</a>");
getCatchScript(buffer, request, element.getId());
}
else
{
if (this.enablecontextmenu)
buffer.append("</a>");
else
{
//do nothing.
}
}
buffer.append("</td>");
}
private String localAction;
/**
* 控制树节点是否换行
*/
private boolean nowrap = true;
private boolean enablecontextmenu;
/**
* 向下递归所有节点
*/
private boolean recursive = false;
/**
* 向上递归到所有父节点
*/
private boolean uprecursive = false;
/**
* 向上递归到所有需要递归父节点
*/
private boolean partrecursive = false;
private String checkboxOnchange;
private ITree itree;
/**
* 获取本地连接，并且将页面参数追加到连接后面
*
* @return String
*/
public String getLocalAction()
{
String temp = localAction;
if (getParams() == null || getParams().trim().length() == 0)
return temp;
int index = temp.indexOf('?');
if (index == -1)
{
temp += "?" + this.getParams();
}
else
temp += "&" + this.getParams();
return temp;
}
public String getLocalAction(int index, String attach)
{
return new StringBuilder(localAction).insert(index, attach).toString();
}
/**
* 获取事件链接
*
* @param event
* @return
*/
private String getEventLink(String event)
{
if (this.nodeEventLink != null)
return nodeEventLink;
if (event == null)
return nodeEventLink = "";
String location = getLocalAction();
int index = location.indexOf('?');
// 如果允许树进行折叠，那么设置图标的链接，否则不设置
StringBuilder temp_b = new StringBuilder();
if (index == -1)
temp_b.append(location)
.append("?");
else
temp_b.append(location).append("&");
// buffer.append("anchor=")
// .append(anchor)
// .append("&");
temp_b.append(event).append("=").append(element.getId());
temp_b.append("&request_scope=").append(getScope());
// .append("')");
return nodeEventLink = temp_b.toString();
}
private String getParent_indent()
{
String parent_indent = request.getParameter("node_parent_indent");
return parent_indent;
}
private String getType()
{
if(type == null)
return "";
else
{
if(type.equals("1"))
return "root";
else
return type;
}
}
private boolean isFirsted()
{
return this.element.isExpanded() || this.itree.isStatic();
}
private void getImageContent(StringBuilder buffer, String event,
String nodeImage, String typeImage)
{
String nodeClickEvent = this.getNodeClickLink("selected");
// StringBuilder buffer = new StringBuilder();
if (!event.equals("null") && isCollapse())
{
buffer.append("<td nowrap>");
StringBuilder temp_b = new StringBuilder();// getEventLink(event);
if(itree.isDynamic() || !this.hasChildren)
{
temp_b.append("<a id=\"icon_").append(element.getId()).append(
"\" onclick=\"doClickImageIcon('").append(
getEventLink(event)).append(
"')\" style=\"cursor:hand;\">");
}
else
{
temp_b.append("<a firsted=\"").append(isFirsted()).append("\" id=\"icon_").append(element.getId()).append(
"\" onclick=\"doClickImageIcon('").append(
getEventLink(event))
.append("','").append(
this.element.getId())
.append("','")
.append(StringUtil.encode(this.element.getName()))
.append("','")
.append(this.element.getNode().getType())
// .append("','")
// .append(this.element.getNode().getShowHref())
// .append("','")
// .append(this.element.getNode().hasChildren())
.append("','")
.append(this.element.getNode().getPath())
.append("','")
.append(this.element.isFirstChild())
.append("','")
.append(this.element.isLastChild())
.append("')\" style=\"cursor:hand;\" indent=\"")
.append(this.indent).append("\"")
.append(" collapsedimg=\"").append(this.getPreImageForstatic(false)).append("\"")
.append(" expandedimg=\"").append(this.getPreImageForstatic(true)).append("\"")
.append(" closedimg=\"").append(this.getFolderImageForstatic(false)).append("\"")
.append(" openedimg=\"").append(this.getFolderImageForstatic(true)).append("\"")
.append(">");
}
if (this.enablecontextmenu && !nodeClickEvent.equals(""))
{
String id = "";
if (this.element.getNode().isEnablecontextmenu()) // 如果节点本身制定了右键菜单，则设置本身的右键菜单项
id = "_node_" + this.element.getNode().getId();
else
// 否则如果根据直接使用节点类型对应的右键菜单
id = "_type_" + this.element.getNode().getType();
String params = this.getCustomParams(this.element.getNode()
.getParams());
String expandLabel = this.getEventLabel();
buffer
.append(temp_b.toString())
.append("<img ")
.append(
expandLabel == null ? "" : "expandLabel=\""
+ expandLabel + "\"")
.append(" openNode=\"")
.append(this.element.getNode().getId())
.append("\"")
.append(
expandLabel == null ? " "
: " expandNode=\"icon_"
+ this.element.getNode()
.getId() + "\"")
.append(" id=\"")
.append(id)
.append("\" params=\"")
.append(params)
.append(
// "\" oncotextmenu='InitializedDocEvent();' name=\"icon0_").append(this.element.getId())
"\" name=\"icon0_").append(this.element.getId())
.append("\" src=\"")
.append(nodeImage).append("\" border=\"0\">");
}
else
buffer.append(temp_b.toString()).append("<img name=\"icon0_").append(this.element.getId())
.append("\" src=\"").append(
nodeImage).append("\" border=\"0\">");
buffer.append("</a>");
// buffer.append(temp_b.toString())
buffer.append("<a onclick=\"javascript:doclickevt(document.getElementById('icon_").append(
element.getId()).append(
"'));\" style=\"cursor:hand;\">");
if (this.enablecontextmenu && !nodeClickEvent.equals(""))
{
String id = "";
if (this.element.getNode().isEnablecontextmenu()) // 如果节点本身制定了右键菜单，则设置本身的右键菜单项
id = "_node_" + this.element.getNode().getId();
else
// 否则如果根据直接使用节点类型对应的右键菜单
id = "_type_" + this.element.getNode().getType();
String params = this.getCustomParams(this.element.getNode()
.getParams());
String expandLabel = this.getEventLabel();
buffer
.append("<img ")
.append(
expandLabel == null ? "" : "expandLabel=\""
+ expandLabel + "\"")
.append(" openNode=\"")
.append(this.element.getNode().getId())
.append("\"")
.append(
expandLabel == null ? " "
: " expandNode=\"icon_"
+ this.element.getNode()
.getId() + "\"")
.append(" id=\"")
.append(id)
.append("\" params=\"")
.append(params)
.append(
// "\" oncotextmenu=\"InitializedDocEvent();\" src=\"");
"\" src=\"");
}
else
buffer.append("<img src=\"");
buffer.append(typeImage).append("\" name=\"icon1_").append(this.element.getId())
.append("\"></a></td>");
}
else
{
if (this.element.getNode().getShowHref() && this.enablecontextmenu
&& !nodeClickEvent.equals(""))
{
String id = "";
if (this.element.getNode().isEnablecontextmenu()) // 如果节点本身制定了右键菜单，则设置本身的右键菜单项
id = "_node_" + this.element.getNode().getId();
else
// 否则如果根据直接使用节点类型对应的右键菜单
id = "_type_" + this.element.getNode().getType();
String params = this.getCustomParams(this.element.getNode()
.getParams());
buffer.append("<td nowrap>").append("<img src=\"").append(nodeImage)
.append("\">");
buffer
.append("<img openNode=\"")
.append(this.element.getNode().getId())
.append("\" id=\"")
.append(id)
.append("\" params=\"")
.append(params)
.append(
// "\" oncotextmenu=\"InitializedDocEvent();\" src=\"")
"\" src=\"")
.append(typeImage).append("\"></td>");
}
else
buffer.append("<td nowrap>").append("<img src=\"").append(nodeImage)
.append("\">").append("<img src=\"").append(typeImage)
.append("\"></td>");
}
// return buffer.toString();
}
/**
* 获取树头部分
*/
public void getUpper(StringBuilder buffer)
{
if (itree.isDynamic())
buffer
.append("<tr><td>")
.append(
"<table cellspacing=\"0\" cellpadding=\"0\" border=\"0\">")
.append("<tr>");
else if(itree.isStaticDynamic())
{
// 动静态结合的树节点
String parent_indent = request.getParameter("node_parent_indent");
if(element.isFirstChild()) //\\调整
{
if(parent_indent != null)
buffer.append("<div sonids=\"").append(sonids).append("\" style=\"display:none;\" id=\"div_parent_")
.append(element.getNode().getParent().getId()).append("\">");
else
{
buffer.append("<div id=\"div_parent_")
.append(element.getNode().getParent() != null ?element.getNode().getParent().getId() : "").append("\">");
}
}
buffer
.append("<div style=\"height:16px;margin:0;padding:0;\" id=\"div_")
.append(this.element.getId())
.append("\">")
.append(
"<table cellspacing=\"0\" cellpadding=\"0\" border=\"0\">")
.append("<tr>");
}
else if(itree.isStatic())
{
//
if(element.isFirstChild()) //\\调整
{
{
if(element.getNode().getParent() == null )
{
buffer.append("<div id=\"div_parent_\">");
}
else
{
if(itree.isExpanded(element.getNode().getParent().getId()))
{
buffer.append("<div id=\"div_parent_")
.append(element.getNode().getParent().getId() ).append("\">");
}
else
{
buffer.append("<div style=\"display:none;\" id=\"div_parent_")
.append(element.getNode().getParent().getId() ).append("\">");
}
}
}
}
buffer
.append("<div style=\"height:16px;margin:0;padding:0;\" id=\"div_")
.append(this.element.getId())
.append("\">")
.append(
"<table cellspacing=\"0\" cellpadding=\"0\" border=\"0\">")
.append("<tr>");
}
}
/**
* 获取树根
*
* @return String
*/
public void getBoot(StringBuilder buffer)
{
// StringBuilder buffer = new StringBuilder();
if (itree.isDynamic())
buffer.append("</tr>").append("</table></td></tr>");
else
{
buffer.append("</tr>").append("</table></div>");
String parent_indent = request.getParameter("node_parent_indent");
if(this.element.isLastChild())
{
//如果是静态点击展开节点，则直接添加</div>父层关闭标记
if(parent_indent != null)
{
buffer.append("</div>");
}
else
/**
* modifiye
* 判断当前自动展开的节点是否有儿子:
* 没有儿子则直接添加</div>父层关闭标记，并且递归判断当前节点的所有祖先是否是最后的孩子如果是则补充</div>
* 有儿子则需要进行特殊处理，但是孩子没有加载则直接添加父的</div>标记
*/
{
if(!element.getNode().hasChildren())
{
buffer.append("</div>");
setParentLastChildBoot(element.getNode().getParent(),buffer);
}
else if(element.getNode().childrenSize() == 0) //
{
buffer.append("</div>");
}
}
}
}
}
private void setParentLastChildBoot(ITreeNode parent,StringBuilder buffer)
{
if(parent == null)
return ;
if(isLastChild(parent))
{
if(parent.isRoot() )
{
if( this.includeRootNode)
{
buffer.append("</div>");
setParentLastChildBoot(parent.getParent(),buffer);
}
}
else
{
buffer.append("</div>");
setParentLastChildBoot(parent.getParent(),buffer);
}
}
}
private boolean isLastChild(ITreeNode node)
{
return node.getRightNode() == null;
}
/**
* 获取节点的缩排格式
*/
public void getIndent(StringBuilder indent)
{
Iterator indentationProfileIterator = element.getIndendationProfile()
.iterator();
// StringBuilder indent = new StringBuilder();
indent.append("<td nowrap>");
if (!itree.isDynamic() && this.element.getNode().hasChildren())
this.indent = new StringBuilder();
// boolean preisVerticalLineIndentationType = true;
// int i = 0;
while (indentationProfileIterator.hasNext())
{
boolean isVerticalLineIndentationType = !((Boolean) indentationProfileIterator
.next()).booleanValue();
if (this.indent != null)
this.indent.append(!isVerticalLineIndentationType ? "1" : "0");
if (isVerticalLineIndentationType)
{
// :log imgsrc必须动态获取
indent.append("<img src=\"").append(getVerticalLine()).append(
"\">");
}
else
{
// indent.append("<img src=\"").append(getBlankSpace()).append(
// "\">");
// if(!preisVerticalLineIndentationType)
indent.append(" ");
// else
// {
// indent.append(" ");
// }
}
// if(i > 0)
// preisVerticalLineIndentationType = isVerticalLineIndentationType;
// i ++;
}
// if( parentlastcollapase)
// indent.append(" ");
indent.append("</td>");
// return indent.toString();
/**
* this.indentationProfileIterator =
* getElement().getIndendationProfile().iterator();
*
* if(this.indentationProfileIterator.hasNext()){
* pageContext.getRequest().setAttribute(getIndentationType(),
* this.indentationProfileIterator.next()); return EVAL_BODY_INCLUDE; }
* return SKIP_BODY;
*
*/
}
private String getVerticalLine()
{
return this.getImageFolder() + "verticalLine.gif";
// "<img src=\"images/verticalLine.gif\">";
}
private String getBlankSpace()
{
return this.getImageFolder() + "blankSpace.gif";
// "<img src=\"images/blankSpace.gif\">";
}
private String getCollapsedMidNodeImage()
{
return this.getImageFolder() + "collapsedMidNode.gif";
}
private String getExpandedMidNodeImage()
{
return this.getImageFolder() + "expandedMidNode.gif";
}
/**
* 获取相应类型关闭目录前的图标
*
* @return String
*/
private String getClosedFolderImage()
{
if (this.element.getNode().isRoot())
return this.getImageFolder() + "close_root.gif";
else
{
String type = this.element.getNode().getType();
if (type == null || type.equals(""))
{
return this.getImageFolder() + "closedFolder.gif";
}
else
{
return this.getImageFolder() + type + "_closedFolder.gif";
}
}
}
private String getOpenFolderImage()
{
if (this.element.getNode().isRoot())
return this.getImageFolder() + "open_root.gif";
else
{
// return this.getImageFolder() + "openFolder.gif";
String type = this.element.getNode().getType();
if (type == null || type.equals(""))
{
return this.getImageFolder() + "openFolder.gif";
}
else
{
return this.getImageFolder() + type + "_openFolder.gif";
}
}
}
private String getCollapsedLastNodeImage()
{
return this.getImageFolder() + "collapsedLastNode.gif";
}
private String getExpandedLastNodeImage()
{
return this.getImageFolder() + "expandedLastNode.gif";
}
private String getNoChildrenMidNodeImage()
{
return this.getImageFolder() + "noChildrenMidNode.gif";
}
private String getNonFolderImage()
{
// return this.getImageFolder() + "nonFolder.gif";
if (this.element.getNode().isRoot())
return this.getImageFolder() + "close_root.gif";
String type = this.element.getNode().getType();
if (type == null || type.equals(""))
{
return this.getImageFolder() + "nonFolder.gif";
}
else
{
return this.getImageFolder() + type + "_nonFolder.gif";
}
}
private String getNoChildrenLastNodeImage()
{
return this.getImageFolder() + "noChildrenLastNode.gif";
}
public void setAction(String action)
{
this.action = action;
}
public String getAction()
{
return StringUtil.getRealPath(request, action);
// return this.action;
}
/**
* 获取复选框代码
*
* @return String
*/
public String getCheckBox()
{
// 如果没有设置单选框的名称，或者单选框的值为null时，不生成相应的复选框
String value = this.getCheckboxValue();
// System.out.println("check box value:" + value);
if (checkBox == null || checkBox.trim().equals("") || value == null)
return "";
String checked = "";
String[] values = getCheckBoxDefaultValues();
StringBuilder ret = new StringBuilder();
String checkBox = this.checkBox;
boolean recursive = itree.isRecursive();
boolean uprecursive = itree.isUprecursive();
boolean partuprecursive = itree.isPartuprecursive();
//node_recursive,node_checkboxname
Map params = this.element.getNode().getParams();
boolean disabled = false;
boolean bchecked = false;
if(params != null)
{
Boolean btemp = (Boolean)params.get("node_recursive");
if(btemp != null)
recursive = btemp.booleanValue();
String temp = (String)params.get("node_checkboxname");
btemp = (Boolean)params.get("node_uprecursive");
if(btemp != null)
uprecursive = btemp.booleanValue();
btemp = (Boolean)params.get("node_partuprecursive");
if(btemp != null)
partuprecursive = btemp.booleanValue();
btemp = (Boolean)params.get("node_checkboxdisabled");
if(btemp != null)
disabled = btemp.booleanValue();
btemp = (Boolean)params.get("node_checkboxchecked");
if(btemp != null)
bchecked = btemp.booleanValue();
if(temp != null)
checkBox = temp;
}
ret.append("<input type='checkbox' id='").append(checkBox).append(
"' name='").append(checkBox).append(
"' value='");
if (value == null)
ret.append(nodeId);
else
ret.append(value);
if(bchecked )
{
checked = "checked";
}
else if (values != null && StringUtil.containKey(values, value))
{
checked = "checked";
}
ret.append("' ").append(checked).append(" ").append(" id='checkbox_")
.append(nodeId).append("'").append(" sonids='")
.append(element.getNode().getSonids()).append("'").append(" ")
.append(getCheckBoxExtention());
if(this.checkboxOnchange != null)
ret.append(" onClick='")
.append(this.checkboxOnchange)
.append("'");
else
ret.append(" onClick='treeNodeCheckboxChange(null,event)'");
if(recursive)
{
ret.append(" recursive='true'");
}
else
{
ret.append(" recursive='false'");
}
if(uprecursive)
{
ret.append(" uprecursive='true'");
}
else
{
ret.append(" uprecursive='false'");
}
if(disabled)
{
ret.append(" disabled");
}
ret.append(" partuprecursive='")
.append(partuprecursive + "")
.append("'");
ret.append(">");
return ret.toString();
}
// /**
// * 获取当前节点的所有子节点的id，组成一个串，以“##”作为分隔符
// *
// * @return 返回生成的串
// */
// public static String getSonIDs(ITreeNode node)
// {
// List list = node.getChildren();
// StringBuilder ret = new StringBuilder();
// if (list != null)
// {
// boolean first = true;
// for (int i = 0; i < list.size(); i++)
// {
// if (first)
// {
// ret.append("").append(
// ((ITreeNode) list.get(i)).getId());
// first = false;
// }
// else
// ret.append("##").append("").append(
// ((ITreeNode) list.get(i)).getId());
//
// }
// }
// return ret.toString();
// }
/**
* @return String
*/
public String getImageFolder()
{
return StringUtil.getRealPath(request, getPath(imageFolder));
}
private String getPath(String path)
{
if (path == null)
return path;
path = StringUtil.replaceAll(path, "\\\\", "/");
if (path.endsWith("/"))
return path;
return path.concat("/");
}
/**
* 获取单选框的代码
*
* @return String
*/
public String getRadio()
{
String value = this.getRadioValue();
// System.out.println("value:"+value);
// System.out.println("radio:"+radio);
// 如果没有设置单选框的名称，或者单选框的值为null时，不生成相应的单选框
if (radio == null || radio.trim().equals("") || value == null)
return "";
String checked = "";
Map params = this.element.getNode().getParams();
boolean disabled = false;
boolean bchecked = false;
if(params != null)
{
Boolean btemp = (Boolean)params.get("node_radiodisabled");
if(btemp != null)
disabled = btemp.booleanValue();
btemp = (Boolean)params.get("node_radiochecked");
if(btemp != null)
bchecked = btemp.booleanValue();
String node_radioname = (String)params.get("node_radioname");
if(node_radioname != null && !node_radioname.equals(""))
{
radio = node_radioname;
}
}
if(bchecked)
{
checked = "checked";
}
else if (getRadioDefaultValue() != null
&& getRadioDefaultValue().equals(value))
checked = "checked";
StringBuilder ret = new StringBuilder();
ret.append("<input type='radio' id='").append(radio).append(
"' name='").append(radio).append(
"' value='");
if (value == null)
ret.append(nodeId);
else
ret.append(value);
ret.append("' ");
if(disabled)
{
ret.append(" disabled ");
}
ret.append(checked).append(" ").append(
this.getRadioExtention()).append(">");
return ret.toString();
// return radio == null
// ? ""
// : new Input()
// .setType("radio")
// .setName(radio)
// .setValue(nodeId)
// .setChecked(this.getRadioDefaultValue().equals(nodeId))
// .toString();
}
/**
* @return target
*/
public String getTarget()
{
return target;
}
/**
* @param string
*/
public void setTarget(String string)
{
target = string;
}
/**
* @param string
*/
public void setLocalAction(String string)
{
localAction = string;
}
public void setExtendString(String string)
{
extendString = string;
}
/**
* @return String
*/
public String getExtendString()
{
return extendString == null ? "" : extendString;
}
/**
* 复选框的缺省值，以"$$"分隔
*
* @return String[]
*/
public String[] getCheckBoxDefaultValues()
{
// String value = getCheckBoxDefaultValue();
// if (value == null)
// return null;
// // System.out.println("check box default values:" + value);
// String[] ret = StringUtil.split(value, "\\$\\$");
// // for(int i = 0; i < ret.length; i ++)
// // System.out.println("ret[" + i + "]:" + ret[i]);
return this.checkBoxDefaultValue;
}
/**
* @return String
*/
public String[] getCheckBoxDefaultValue()
{
return checkBoxDefaultValue;
}
/**
* @return String
*/
public String getRadioDefaultValue()
{
return radioDefaultValue;
}
/**
* @param string
*/
public void setCheckBoxDefaultValue(String[] string)
{
checkBoxDefaultValue = string;
}
/**
* @param string
*/
public void setRadioDefaultValue(String string)
{
radioDefaultValue = string;
}
/**
* 获取复选框的扩展代码
*
* @return String[]
*/
public String getCheckBoxExtention()
{
return checkBoxExtention == null ? "" : checkBoxExtention;
}
/**
* @param string
*/
public void setCheckBoxExtention(String string)
{
checkBoxExtention = string;
}
/**
* @return String
*/
public String getRadioExtention()
{
return radioExtention == null ? "" : radioExtention;
}
/**
* @param string
*/
public void setRadioExtention(String string)
{
radioExtention = string;
}
/**
* @return String
*/
public String getCheckboxValue()
{
return checkboxValue;
}
/**
* @return String
*/
public String getRadioValue()
{
return radioValue;
}
/**
* @param string
*/
public void setCheckboxValue(String string)
{
checkboxValue = string;
}
/**
* @param string
*/
public void setRadioValue(String string)
{
radioValue = string;
}
/**
* 锁定到当前页面的焦点节点 Description:
*
* @return String
*/
public static void getCatchScript(StringBuilder ret,
HttpServletRequest request, String curNodeId)
{
String anchor = request.getParameter("collapse");
if (anchor == null)
{
// return "";
anchor = request.getParameter("expand");
}
if (anchor == null)
return;
// StringBuilder ret = new StringBuilder();
// ret.append("<tr><td><a id='anchor_id'
// href='#").append(anchor).append("></a>");
// ret.append("<tr><td><A id=\"anchor_id\"
// HREF=\"#icon_").append(anchor).append("\"></A>");
// ret.append("<script language='javascript'><!--\r\n")
// .append("anchor_id.click();")
// .append("\r\n//--></script></td></tr>");
if (curNodeId.equals(anchor))
{
ret.append("<A id=\"anchor_id\" HREF=\"#icon_").append(anchor)
.append("\"></A>");
ret.append("<script language='javascript'><!--\r\n").append(
"anchor_id.click();").append("\r\n//--></script>");
}
// return ret.toString();
}
public static void getSelectedScript(StringBuilder buffer,ITree tree,String treeid)
{
Template tpl = VelocityUtil.getTemplate("tree.vm");
VelocityContext context = new VelocityContext();
context.put("isStaticDynamic",new Boolean(tree.isStaticDynamic()));
context.put("isStatic",new Boolean(tree.isStatic()));
context.put("tree", treeid);
context.put("rootid", tree.getRoot().getId());
try {
StringWriter out = new StringWriter();
tpl.merge(context,out);
out.flush();
String temp = out.toString();
buffer.append(temp);
out.close();
} catch (ResourceNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ParseErrorException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (MethodInvocationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void getInitScript(StringBuilder ret, String selectedNode,String contextpath)
{
// StringBuilder ret = new StringBuilder();
ret.append("<script language=\"javascript\">");
ret.append(" var selectNode;");
if (selectedNode != null)
{
ret.append("selectNode = \"").append(selectedNode).append("\";");
}
ret.append("</script >");
}
public static void main(String args[])
{
// String[] temp = StringUtil.split("aaa$$www","\\$\\$");
// System.out.println(temp.length);
// System.out.println(temp[0]);
// System.out.println(temp[1]);
System.out.println("堃");
System.out.println(System.getProperties());
}
public void setScope(String scope)
{
this.scope = scope;
}
/**
* Description:
*
* @return String
*/
public String getScope()
{
return scope;
}
/**
* @return Returns the isCollapse.
*/
public boolean isCollapse()
{
return isCollapse;
}
/**
* @return Returns the params.
*/
public String getParams()
{
return params;
}
public boolean isDoubleEvent()
{
return doubleEvent;
}
/**
* @param params
* The params to set.
*/
public void setParams(String params)
{
this.params = params;
}
/**
* @param b
*/
public void setNowrap(boolean nowrap)
{
this.nowrap = nowrap;
}
public void setDoubleEvent(boolean doubleEvent)
{
this.doubleEvent = doubleEvent;
}
public void setEnablecontextmenu(boolean b)
{
enablecontextmenu = b;
}
public boolean isEnablecontextmenu()
{
return enablecontextmenu;
}
// public boolean isDynamic()
// {
// return dynamic;
// }
private boolean includeRootNode = true;
public void setTree(ITree itree)
{
this.itree = itree;
}
// public void setDynamic(boolean dynamic)
// {
// this.dynamic = dynamic;
// }
public void setRecursive(boolean recursive)
{
this.recursive = recursive;
}
public void setCheckboxOnchange(String onchange)
{
this.checkboxOnchange = onchange;
}
public String getCheckboxOnchange()
{
return checkboxOnchange;
}
public boolean isRecursive()
{
return recursive;
}
public boolean isUprecursive() {
return uprecursive;
}
public void setUprecursive(boolean uprecursive) {
this.uprecursive = uprecursive;
}
public boolean isIncludeRootNode()
{
return includeRootNode;
}
public void setIncludeRootNode(boolean includeRootNode)
{
this.includeRootNode = includeRootNode;
}
}