package com.ts.taglib.html; import java.lang.reflect.Field; import javax.servlet.jsp.tagext.BodyTagSupport; /** * 事件处理 * @author 陈双 * @date 2012-09-22 * @mail [email protected] */ public abstract class BaseHandlerTag extends BodyTagSupport{ private static final long serialVersionUID = 715968190636480266L; private String onclick; private String ondblclick; private String onmouseover; private String onmouseout; private String onmousedown; private String onmouseup; private String onmousemove; private String onkeydown; private String onkeyup; private String onkeypress; private String onfocus; private String onblur; private String onchange; private String onselect; private String styleId; private String style; private String styleClass; private boolean readonly; private boolean disabled; public BaseHandlerTag() { super(); init(); } public void init() { onclick=null; ondblclick=null; onmouseover=null; onmouseout=null; onmousedown=null; onmouseup=null; onmousemove=null; onkeydown=null; onkeyup=null; onkeypress=null; onfocus=null; onblur=null; onchange=null; onselect=null; readonly=false; disabled=false; } public String getOnclick() { return onclick; } public void setOnclick(String onclick) { this.onclick = onclick; } public String getOndblclick() { return ondblclick; } public void setOndblclick(String ondblclick) { this.ondblclick = ondblclick; } public String getOnmouseover() { return onmouseover; } public void setOnmouseover(String onmouseover) { this.onmouseover = onmouseover; } public String getOnmouseout() { return onmouseout; } public void setOnmouseout(String onmouseout) { this.onmouseout = onmouseout; } public String getOnmousedown() { return onmousedown; } public void setOnmousedown(String onmousedown) { this.onmousedown = onmousedown; } public String getOnmouseup() { return onmouseup; } public void setOnmouseup(String onmouseup) { this.onmouseup = onmouseup; } public String getOnmousemove() { return onmousemove; } public void setOnmousemove(String onmousemove) { this.onmousemove = onmousemove; } public String getOnkeydown() { return onkeydown; } public void setOnkeydown(String onkeydown) { this.onkeydown = onkeydown; } public String getOnkeyup() { return onkeyup; } public void setOnkeyup(String onkeyup) { this.onkeyup = onkeyup; } public String getOnkeypress() { return onkeypress; } public void setOnkeypress(String onkeypress) { this.onkeypress = onkeypress; } public String getOnfocus() { return onfocus; } public void setOnfocus(String onfocus) { this.onfocus = onfocus; } public String getOnblur() { return onblur; } public void setOnblur(String onblur) { this.onblur = onblur; } public String getOnchange() { return onchange; } public void setOnchange(String onchange) { this.onchange = onchange; } public String getOnselect() { return onselect; } public void setOnselect(String onselect) { this.onselect = onselect; } public String getStyleId() { return styleId; } public void setStyleId(String styleId) { this.styleId = styleId; } public String getStyle() { return style; } public void setStyle(String style) { this.style = style; } public String getStyleClass() { return styleClass; } public void setStyleClass(String styleClass) { this.styleClass = styleClass; } public boolean isReadonly() { return readonly; } public void setReadonly(boolean readonly) { this.readonly = readonly; } public boolean isDisabled() { return disabled; } public void setDisabled(boolean disabled) { this.disabled = disabled; } public String prepareStyles() { StringBuffer handlers=new StringBuffer(); prepareAttribute(handlers,"id",getStyleId()); prepareAttribute(handlers,"style",getStyle()); prepareAttribute(handlers,"class",getStyleClass()); return handlers.toString(); } public String prepareEvents() { StringBuffer handlers=new StringBuffer(); prepareMouseEvents(handlers); prepareKeyEvents(handlers); prepareFocusEvents(handlers); prepareTextEvents(handlers); return handlers.toString(); } public void prepareMouseEvents(StringBuffer handlers) { prepareAttribute(handlers,"onclick",getOnclick()); prepareAttribute(handlers,"ondblclick",getOndblclick()); prepareAttribute(handlers,"onmouseover",getOnmouseover()); prepareAttribute(handlers,"onmouseout",getOnmouseout()); prepareAttribute(handlers,"onmousedown",getOnmousedown()); prepareAttribute(handlers,"onmouseup",getOnmouseup()); prepareAttribute(handlers,"onmousemove",getOnmousemove()); } public void prepareKeyEvents(StringBuffer handlers) { prepareAttribute(handlers,"onkeydown",getOnkeydown()); prepareAttribute(handlers,"onkeyup",getOnkeyup()); prepareAttribute(handlers,"onkeypress",getOnkeypress()); } public void prepareFocusEvents(StringBuffer handlers) { prepareAttribute(handlers,"onfocus",getOnfocus()); prepareAttribute(handlers,"onblur",getOnblur()); if(isReadonly()) { handlers.append(" readonly=\"readonly\""); } if(isDisabled()) { handlers.append(" disabled=\"disabled\""); } } public void prepareTextEvents(StringBuffer handlers) { prepareAttribute(handlers,"onselect",getOnselect()); prepareAttribute(handlers,"onchange",getOnchange()); } public void prepareAttribute(StringBuffer handler,String property,Object value) { if(handler!=null&&property!=null&&value!=null) { handler.append(" "); handler.append(property); handler.append("=\""); handler.append(value); handler.append("\""); } } /** * 取值 * @param name * @return * @throws SecurityException * @throws IllegalArgumentException * @throws NoSuchFieldException * @throws IllegalAccessException */ public Object findValue(String name) throws SecurityException, IllegalArgumentException, NoSuchFieldException, IllegalAccessException { String[] elements=name.split("\\."); if(elements!=null&&elements.length>0) { Object bean=pageContext.getAttribute(elements[0],2); if(elements.length>2) { for(int i=1;i<elements.length;i++) { bean=getValue(bean, elements[i]); } return bean; } else { return getValue(bean, elements[1]); } } return null; } public Object getValue(Object bean,String property) throws SecurityException, NoSuchFieldException, IllegalArgumentException, IllegalAccessException { if(bean!=null&&property!=null) { Field field=bean.getClass().getDeclaredField(property); field.setAccessible(true); return field.get(bean); } return null; } public void release() { // TODO Auto-generated method stub super.release(); init(); } } package com.ts.taglib.html; import java.io.IOException; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.List; import java.util.Map; import javax.servlet.jsp.JspException; import com.ts.taglib.data.Column; import com.ts.taglib.data.DataGrid; /** * 表格控件 * @author 陈双 * @date 2012-09-22 * @mail [email protected] * */ public class TableTag extends BaseHandlerTag { private static final long serialVersionUID = -5642687627324772161L; private String name;//名称 private String width;//宽度 private String height;//高度 private String data;//取数 private boolean multiple;//是否多行勾选框 public TableTag() { super(); name=null; width=null; height=null; data=null; multiple=false; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String getWidth() { return width; } public void setWidth(String width) { this.width = width; } public String getHeight() { return height; } public void setHeight(String height) { this.height = height; } public String getData() { return data; } public void setData(String data) { this.data = data; } public boolean isMultiple() { return multiple; } public void setMultiple(boolean multiple) { this.multiple = multiple; } public int doEndTag() throws JspException { try { pageContext.getOut().print(createTable()); } catch (IOException e) { throw new JspException(e.getMessage()); } return 6; } public int doStartTag() throws JspException { pageContext.setAttribute("columnHeader", new ArrayList(),2); return 1; } /** * 实现方式由Java构建所需的数据然后调用js创建表格 * @return * @throws JspException */ public String createTable()throws JspException { StringBuffer handlers=new StringBuffer("<div id=\"main_grid_"); handlers.append(getName()); handlers.append("\""); handlers.append(" style=\"border:solid 1 #cccccc;"); handlers.append("width:"); handlers.append(getWidth()); handlers.append(";height:"); handlers.append(Integer.parseInt(getHeight())+25); handlers.append(";\">\n"); handlers.append("<script type=\"text/javascript\" charset=\"utf-8\">\n"); //处理数据 List headerList=(List) pageContext.getAttribute("columnHeader", 2); if(headerList==null||headerList.size()==0) { throw new JspException("Table name is "+name+",列数必须大于0!"); } handlers.append(getColumns(headerList)); List list=(List) pageContext.getAttribute(data, 2); handlers.append(getRows(list)); //调用js生成表格对象 handlers.append("CreateTable('"); handlers.append(getName()); handlers.append("','main_grid_"); handlers.append(getName()); handlers.append("',"); handlers.append(getWidth()); handlers.append(","); handlers.append(getHeight()); handlers.append(","); handlers.append(isMultiple()); handlers.append(",getColumns_grid_"); handlers.append(getName()); handlers.append("(),getRows_grid_"); handlers.append(getName()); handlers.append("());\n</script>\n"); handlers.append("<table cellspacing=0 height=25 width="); handlers.append(getWidth()); handlers.append(" >\n<tr>\n<td style=\"height:18px;cursor:default;font-size:12px;font-family:verdana;text-align:right;\">共"); Object total=pageContext.getAttribute("total", 2); if(total==null) { total=0; } handlers.append(total); handlers.append("页 当前显示第"); Object current=pageContext.getAttribute("current",2); if(current==null) { current=0; } handlers.append(current); handlers.append("页 <a href=\"javascript:lastPage();\">上页</a> <a href=\"javascript:nextPage();\">下页</a> <input type=\"hidden\" name=\"currentPage\"/>第<input name=\"toPage\" type=\"text\" size=3/>页</td>\n</tr>\n</table>\n"); handlers.append("</div>\n"); return handlers.toString(); } /** * 构建所有的列 * @param list * @return * @throws JspException */ private String getColumns(List list) throws JspException { StringBuffer columns=new StringBuffer(); if(list!=null&&list.size()>0) { columns.append("function getColumns_grid_"); columns.append(name); columns.append("()\n{\n"); columns.append("var columns=new Array();\n"); for(int i=0;i<list.size();i++) { Column column=(Column) list.get(i); columns.append("var gridColumn"); columns.append(i); columns.append("=new GridColumn('"); columns.append(column.getName()); columns.append("','"); columns.append(column.getLabel()); columns.append("','"); columns.append(column.getType()); columns.append("',"); columns.append(column.getWidth()); columns.append(","); columns.append(column.getHeight()); columns.append(","); columns.append("null"); columns.append(","); columns.append(column.isHidden()); columns.append(","); columns.append(column.isDisabled()); columns.append(","); columns.append(column.isSum()); columns.append(","); columns.append(column.getSize()); columns.append(","); columns.append(column.getColspan()); if(column.getOndblclick()!=null) { columns.append(",\""); columns.append(column.getOndblclick()); columns.append("\","); } else { columns.append(","); columns.append("null,"); } if(column.getDrillEvent()!=null) { columns.append("\""); columns.append(column.getDrillEvent()); columns.append("\");\n"); } else { columns.append("null);\n"); } columns.append("columns["); columns.append(i); columns.append("]=gridColumn"); columns.append(i); columns.append(";\n"); } columns.append("return columns;\n}"); } return columns.toString(); } /** * 构建rows数据集将Java中的List<map>转成javascript中List<Map>形式 * @param list列表 * @return */ public String getRows(List list) { StringBuffer handlers=new StringBuffer("\n function getRows_grid_"); handlers.append(getName()); handlers.append("()\n{\n"); SimpleDateFormat dateFormat=new SimpleDateFormat("yyyy-MM-dd hh:mm:ss"); handlers.append("var rows=new List();\n"); if(list!=null&&list.size()>0) { for(int i=0;i<list.size();i++) { handlers.append("var map"); handlers.append(i); handlers.append("=new Map();\n"); Map row=(Map) list.get(i); for(Object key:row.keySet()) { handlers.append("map"); handlers.append(i); handlers.append(".put('"); handlers.append(key); if(row.get(key)==null) { handlers.append("',"); handlers.append(row.get(key)); handlers.append(");\n"); } else { Object param=row.get(key); handlers.append("','"); if(param.getClass().getName().equals("java.sql.Timestamp")||param.getClass().getName().equals("java.util.Date")) { handlers.append(dateFormat.format(param)); } else { handlers.append(row.get(key)); } handlers.append("');\n"); } } handlers.append("rows.add(map"); handlers.append(i); handlers.append(");\n"); } } handlers.append("return rows;\n"); handlers.append("\n}\n"); return handlers.toString(); } public void release() { super.release(); name=null; width=null; height=null; data=null; multiple=false; } }
package com.ts.taglib.html;
import java.util.List;
import javax.servlet.jsp.JspException; import javax.servlet.jsp.tagext.TagSupport;
import com.ts.taglib.data.Column; /** * 构建列控件 * @author 陈双 * @date 2012-09-23 * @mail [email protected] */ public class ColumnTag extends TagSupport {
private static final long serialVersionUID = 5477014869077280329L; private String name;//名称 private String label;//标签 private String type;//类型 private String width;//宽度 private String height;//高度 private String size;//字符个数 private String data;//如果是combox时,选项取数来源 private String colspan;//跨列 private String ondblclick;//双击事件,只是针对参照列 private String drillEvent;//数据钻取时调用的函数 private boolean hidden;//是否隐藏 private boolean disabled;//是否可用 private boolean sum;//是否汇总 public ColumnTag() { super(); name=null; label=null; type=null; width=null; height=null; size="14"; data=null; colspan=null; ondblclick=null; drillEvent=null; hidden=false; disabled=false; sum=false; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String getLabel() { return label; } public void setLabel(String label) { this.label = label; } public String getType() { return type; } public void setType(String type) { this.type = type; } public String getWidth() { return width; }
public void setWidth(String width) { this.width = width; }
public String getHeight() { return height; }
public void setHeight(String height) { this.height = height; } public String getSize() { return size; } public void setSize(String size) { this.size = size; } public String getData() { return data; } public void setData(String data) { this.data = data; } public String getColspan() { return colspan; }
public void setColspan(String colspan) { this.colspan = colspan; } public String getOndblclick() { return ondblclick; } public void setOndblclick(String ondblclick) { this.ondblclick = ondblclick; } public String getDrillEvent() { return drillEvent; } public void setDrillEvent(String drillEvent) { this.drillEvent = drillEvent; } public boolean isHidden() { return hidden; } public void setHidden(boolean hidden) { this.hidden = hidden; } public boolean isDisabled() { return disabled; } public void setDisabled(boolean disabled) { this.disabled = disabled; } public boolean isSum() { return sum; }
public void setSum(boolean sum) { this.sum = sum; } public int doEndTag() throws JspException { Column column=new Column(); column.setName(name); column.setLabel(label); column.setType(type); column.setWidth(width); column.setHeight(height); column.setSize(size); column.setData(data); column.setColspan(colspan); column.setOndblclick(ondblclick); column.setDrillEvent(drillEvent); column.setHidden(hidden); column.setDisabled(disabled); column.setSum(sum); List list=(List)pageContext.getAttribute("columnHeader", 2); list.add(column); return 6; } public int doStartTag() throws JspException { return 0; } public void release() {
super.release(); name=null; label=null; type=null; width=null; height=null; data=null; colspan=null; size=null; ondblclick=null; drillEvent=null; hidden=false; disabled=false; sum=false; } }
package com.ts.taglib.data;
import java.io.Serializable; /** * 列数据 * @author 陈双 * @date 2012-09-23 * @mail [email protected] */ public class Column implements Serializable {
private static final long serialVersionUID = -2581722061552795107L; private String name;//名称 private String label;//标签 private String type;//类型 private String width;//宽度 private String height;//高度 private String size;//字符个数 private String data;//如果是combox时,选项取数来源 private String colspan;//跨列 private String rowspan;//跨行 private String ondblclick;//双击事件,只是针对参照列 private String drillEvent;//数据钻取时调用的函数 private boolean hidden;//是否隐藏 private boolean disabled;//是否可用 private boolean sum;//是否汇总 public String getName() { return name; } public void setName(String name) { this.name = name; } public String getLabel() { return label; } public void setLabel(String label) { this.label = label; } public String getType() { return type; } public void setType(String type) { this.type = type; } public String getWidth() { return width; } public void setWidth(String width) { this.width = width; } public String getHeight() { return height; } public void setHeight(String height) { this.height = height; } public String getSize() { return size; } public void setSize(String size) { this.size = size; } public String getData() { return data; } public void setData(String data) { this.data = data; } public String getColspan() { return colspan; } public void setColspan(String colspan) { this.colspan = colspan; } public String getRowspan() { return rowspan; } public void setRowspan(String rowspan) { this.rowspan = rowspan; } public String getOndblclick() { return ondblclick; } public void setOndblclick(String ondblclick) { this.ondblclick = ondblclick; } public String getDrillEvent() { return drillEvent; } public void setDrillEvent(String drillEvent) { this.drillEvent = drillEvent; } public boolean isHidden() { return hidden; } public void setHidden(boolean hidden) { this.hidden = hidden; } public boolean isDisabled() { return disabled; } public void setDisabled(boolean disabled) { this.disabled = disabled; } public boolean isSum() { return sum; } public void setSum(boolean sum) { this.sum = sum; } }
package com.ts.taglib.data;
import java.io.Serializable; import java.util.List; import java.util.Map; /** * 用于构建多级表头动态列表格对象 * @author 陈双 * @date 2012-09-22 * @mail [email protected] * */ public class DataGrid implements Serializable {
private static final long serialVersionUID = 3814622301555705194L; private String name;//名称 private String width;//宽度 private String height;//高度 private boolean multiple;//多行数据是否有勾选框 private List<Column[]> columns;//多级动态列 private List<Map<String,Object>> data;//行数据 private String dblclick;//双击事件 public String getName() { return name; } public void setName(String name) { this.name = name; } public String getWidth() { return width; } public void setWidth(String width) { this.width = width; } public String getHeight() { return height; } public void setHeight(String height) { this.height = height; } public boolean isMultiple() { return multiple; } public void setMultiple(boolean multiple) { this.multiple = multiple; } public List<Column[]> getColumns() { return columns; } public void setColumns(List<Column[]> columns) { this.columns = columns; } public List<Map<String, Object>> getData() { return data; } public void setData(List<Map<String, Object>> data) { this.data = data; } public String getDblclick() { return dblclick; } public void setDblclick(String dblclick) { this.dblclick = dblclick; } }
js代码:
//=========================================================================== /** *表格操作 *@author 陈双 *@date 2012-09-26 *@mail [email protected] */ //=========================================================================== var globeVariable=new Map();//全局变量列表 /** * 注册全局变量 * @param object 对象id * @param property 变量名称 * @param value 值 * @return */ function put(object,property,value) { globeVariable.put(object+"_"+property,value); } /** * 取出全局变量 * @param object 对象id * @param property 变量名称 * @return */ function get(object,property) { return globeVariable.get(object+"_"+property); } /** * 获取选中行单元格的值 * @param id 表格id * @param cellIndex 单元格索引 * @param isMultiple 是否有勾选框 * @return Array 选中行的id值的集合 */ function getSelectedCellValue(id,cellIndex,isMultiple){ if(!id)return null; var values=new Array();//所有选中的id值 if(isMultiple) { var checkList=document.getElementsByName(id+"chbox"); var rows=new Array();//选中的行集合 var index=-1; if(checkList && checkList.length>0) { for(var i=0;i<checkList.length;i++) { if(checkList[i].checked) { index++; rows[index]=checkList[i].parentNode.parentNode; } } } if(rows.length==0) { alert("请选中一行!"); return null; } else { for(var i=0;i<rows.length;i++) { values[i]=rows[i].cells[parseInt(cellIndex)+2].innerText; } return values; } } else { var _current_row=get(id,'_current_row'); if(_current_row==null) { alert("请选择一行!"); return null; } else { values[0]=document.getElementById(id).rows[_current_row].cells[parseInt(cellIndex)+1].innerText; return values; } } return null; } /** * 创建可编辑的表格对象,并添加到指定的父节点中 * @param id 表格名称 * @param parentId 父节点id * @param width 表格宽度 * @param height 表格高度 * @param isMultiple 多行是否有勾选框 * @param columns 表格所有的列,以数组的形式保存GridColumn对象 * @param rows 数据列表,它是以集合List的形式保存Map,其中key是name,value是值 * @param status 表格状态值: read只读,update可修改,insert新增 */ function CreateTable(id,parentId,width,height,isMultiple,columns,rows) { if((!id)|(!parentId)||(!width)||(!height)||(!columns)||(!rows)) { return; } var _sum_columns=null;//汇总列 var _isHbar=false;//是否有横向滚动条 var flag=false;//默认没有跨列操作 var first="";//声明第一列表 var title="";//标题表 var data="";//数据表 var sum="";//汇总表 var columnWidth=125;//默认列宽 for(var i=0;i<columns.length;i++) {//检查是否有跨列操作 if(columns[i].colspan) { flag=true; break; } } put(id, 'flag', flag); //构建标题列 if(flag) {//有跨列操作 for(var i=0;i<2;i++) { if(i==0) { title="<tr><td class='firstcolumn' rowspan='2'> </td>"; if(isMultiple) { title+="<td class='column' width='30' rowspan='2' align='center'><input name='checkbox' type='checkbox' onclick=\"checkAllForGrid(this.checked,'"+id+"chbox');\"/></td>"; } } else { title+="<tr>"; } for(var j=0;j<columns.length;j++) { if(columns[j].colspan) {//执行跨列 if(i==0) {//第一行 title+="<td class='column' align='center' colspan='"+columns[j].colspan+"'"; if(columns[j].width) { title+=" width='"+(columns[j].width*parseInt(columns[j].colspan))+"'"; } else { title+=" width='"+(columnWidth*parseInt(columns[j].colspan))+"'"; } title+=">"+(columns[j].label.split(",")[0])+"</td>"; } else {//第二行 title+="<td class='column' align='center'"; if(columns[j].hidden) { columns[j].width=1; title+=" style=\"border:none;\""; } if(columns[j].width) { title+=" width='"+columns[j].width+"'"; } else { title+=" width='"+columnWidth+"'"; } title+=">"+(columns[j].label.split(",")[1])+"</td>"; } } else {//执行跨行 var rs=columns[j].label.indexOf(',');//是否是跨列 if(i==0) {//跨行操作 if(rs==-1) {//跨行 title+="<td class='column' align='center' rowspan='2'"; if(columns[j].hidden) { columns[j].width=1; title+=" style=\"border:none;\""; } if(columns[j].width) { title+=" width='"+columns[j].width+"'"; } else { title+=" width='"+columnWidth+"'"; } title+=">"+columns[j].label+"</td>"; } } else {//跨列操作 if(rs!=-1) {//跨行 title+="<td class='column' align='center'"; if(columns[j].hidden) { columns[j].width=1; title+=" style=\"border:none;\""; } if(columns[j].width) { title+=" width='"+columns[j].width+"'"; } else { title+=" width='"+columnWidth+"'"; } title+=">"+(columns[j].label.split(',')[1])+"</td>"; } } } } if(i==0) {//最后一列 title+="<td class='lastcolumn' rowspan='2'> </td></tr>"; } else { title+="</tr>"; } } } else {//正常情况 title="<tr><td class='firstcolumn'> </td>"; if(isMultiple) { title+="<td class='column' width='30' align='center'><input name='checkbox' type='checkbox' onclick=\"checkAllForGrid(this.checked,'"+id+"chbox');\"/></td>"; } for(var i=0;i<columns.length;i++) { title+="<td class='column' align='center'"; if(columns[i].hidden) { columns[i].width=1; title+=" style=\"border:none;\""; } if(columns[i].width) { title+=" width='"+columns[i].width+"'"; } else { title+=" width='"+columnWidth+"'"; } title+=" onclick=\"sortTableForGrid('"+id+"',"+i+","+isMultiple+");\""; title+=">"+columns[i].label+"<span></span></td>"; } title+="<td class='lastcolumn'> </td></tr>"; } if(columns&&columns.length>0) {//汇总表格 sum="<tr><td class='firstcolumn'>汇总</td>"; if(isMultiple) { sum+="<td class='column' width='30'> </td>"; } for(var i=0;i<columns.length;i++) { sum+="<td class='column' align='center'"; if(columns[i].hidden) { columns[i].width=1; sum+=" style=\"border:none;\""; } if(columns[i].width) { sum+=" width='"+columns[i].width+"'"; } else { sum+=" width='"+columnWidth+"'"; } sum+="> </td>"; } sum+="<td class='lastcolumn'> </td></tr>"; } if(rows&&rows.size()>0) {//构建第一列和数据表格 if(flag) { first="<tr><td> </td></tr>"; first+="<tr><td> </td></tr>"; } else { first="<tr><td> </td></tr>"; } for(var i=0;i<rows.size();i++) { first+="<tr><td style='border-right:none;'>"+(i+1)+"</td></tr>"; data+="<tr><td class='firstcolumn' style='border-bottom-color:#cccccc;'>"+(i+1)+"</td>"; if(isMultiple) { data+="<td width='30' align='center'><input type='checkbox' name='"+id+"chbox'/></td>"; } var rowId="rowid_"+(i+1); var map=rows.get(i); for(var j=0;j<columns.length;j++) { data+="<td"; if(columns[j].hidden) { columns[j].width=1; data+=" style=\"border-right:none;\""; } if(columns[j].width) { data+=" width='"+columns[j].width+"'"; } else { data+=" width='"+columnWidth+"'"; } data+=">"; data+=map.get(columns[j].name)==null?" ":map.get(columns[j].name); data+="</td>"; } data+="<td class='lastdata'>"; data+="<input name='rowid' type='hidden' value='"+(rowId)+"'/>"; data+=" </td></tr>"; } } //构建汇总列 _sum_columns=new Array();//初始化 var k=0; for(var i=0;i<columns.length;i++) { if(columns[i].sum&&(columns[i].type=="int"||columns[i].type=="number")) { if(isMultiple) { _sum_columns[k]=i+2; } else { _sum_columns[k]=i+1; } k++; } } put(id,'_sum_columns',_sum_columns); var allWidth=0; for(var i=0;i<columns.length;i++) { if(columns[i].width) { allWidth+=parseInt(columns[i].width); } else { allWidth+=parseInt(columnWidth); } } allWidth+=30; if(isMultiple) { allWidth+=30; } var total=1; if(allWidth>width) { total=2; _isHbar=true; } put(id, '_isHbar', _isHbar); //构建隐藏行 for(var i=0;i<total;i++) { data+="<tr><td style=\"border:0;\"> </td>"; for(var j=0;j<columns.length;j++) { data+="<td style=\"border:0;\"> </td>"; } data+="<td style=\"border:0;\"> </td>"; first+="<tr><td style=\"border:0;background-color:white;\"> </td></tr>"; } var title_html="<table id='header_"+id+"' cellspacing='0' cellpadding='0' class='titlecolumn'>"+title+"</table>"; var first_html="<table id='first_"+id+"' cellspacing='0' cellpadding='0' class='slidecolumn'>"+first+"</table>"; var data_html="<table id='"+id+"' cellspacing='0' cellpadding='0' class='datacolumn'>"; data_html+=title+data+"</table>"; var sum_html="<table id='sum_"+id+"' cellspacing='0'"+" cellpadding='0' style='width:100%;position:absolute;top:"; if(_isHbar) { sum_html+=+(parseInt(height)-18-17); } else { sum_html+=(parseInt(height)-17); } sum_html+=";left:0;z-index:4;'/>"+sum+"</table>"; _execute(id, parentId, width, height, first_html+title_html+data_html+sum_html,isMultiple); sumRowForGrid(id); } /** * 列结构 * @param name名称 * @param label 标签 * @param type 类型 * @param width 宽度 * @param height 高度 * @param data 列数据来源是一个数组 * @param hidden 是否隐藏 * @param disabled 是否可用 * @param sum 是否汇总 * @param size 字符个数 * @param colspan 跨列 * @param rowspan 跨行 * @param ondblclick 鼠标双击事件 * @param drillEvent 数据钻取处理函数 */ function GridColumn(name,label,type,width,height,data,hidden,disabled,sum,size,colspan,ondblclick,drillEvent) { this.name=name; this.label=label; this.type=type; this.width=width; this.height=height; this.data=data; this.hidden=hidden; this.disabled=disabled; this.sum=sum; this.size=size; this.colspan=colspan; this.ondblclick=ondblclick; this.drillEvent=drillEvent; } /** *@param 排序 *@param id为表格id *@param index:列索引 *@param sort:asc是升序,dsc是降序 *@param isMultiple是否多行 */ function sortTableForGrid(id,index,isMultiple) { var flag=get(id, 'flag'); var _isHbar=get(id, '_isHbar'); var tr=new Array();//行集合 var td=new Array();//列集合 var temp;//临时单元格 var table=document.getElementById(id); var header=document.getElementById("header_"+id); var sort; if(flag) { return; } if(isMultiple) { index+=2; } else { index+=1; } var html=header.rows[0].cells[index].childNodes[1].innerHTML; if(html=="") { sort="asc"; header.rows[0].cells[index].childNodes[1].innerHTML="▲"; } else if(html=="▲") { sort="dsc"; header.rows[0].cells[index].childNodes[1].innerHTML="▼"; } else if(html=="▼") { sort="asc"; header.rows[0].cells[index].childNodes[1].innerHTML="▲"; } var k=1; if(isMultiple) { k=2; } for(var i=k;i<header.rows[0].cells.length-1;i++) { if(i!=index) { header.rows[0].cells[i].childNodes[1].innerHTML=""; } } if(_isHbar) { for(var i=1;i<table.rows.length-3;i++) { tr[i-1]=table.rows[i]; td[i-1]=table.rows[i].cells[index]; } } else { for(var i=1;i<table.rows.length-2;i++) { tr[i-1]=table.rows[i]; td[i-1]=table.rows[i].cells[index]; } } var isNumber=false;//是数字 for(var i=0;i<td.length;i++) { if(!checkValueForGrid(td[i].innerHTML)) { isNumber=true;//字符串 break; } } //开始比较数据 for(var i=0;i<td.length;i++) { for(var j=0;j<td.length;j++) { if(isNumber) {//字符串比较 if(sort=="asc") { if(td[i].innerHTML<td[j].innerHTML) { temp=td[i]; td[i]=td[j]; td[j]=temp; } } else if(sort=="dsc") { if(td[i].innerHTML>td[j].innerHTML) { temp=td[i]; td[i]=td[j]; td[j]=temp; } } } else {//数字比较 if(sort=="asc") { if(parseFloat(td[i].innerHTML)<parseFloat(td[j].innerHTML)) { temp=td[i]; td[i]=td[j]; td[j]=temp; } } else if(sort=="dsc") { if(parseFloat(td[i].innerHTML)>parseFloat(td[j].innerHTML)) { temp=td[i]; td[i]=td[j]; td[j]=temp; } } } } } var cellCount=table.rows[0].cells.length; var tempTR=new Array();//临时行 for(var i=0;i<tr.length;i++) { var tempTD=new Array();//临时列集合 for(var j=k;j<cellCount-1;j++) { tempTD[j]=td[i].parentNode.cells[j].innerHTML; } tempTR[i]=tempTD; } for(var i=0;i<tr.length;i++) { for(var j=k;j<cellCount-1;j++) { tr[i].cells[j].innerHTML=tempTR[i][j]; } } } /** *汇总行 *@param id 表格id *@param columns 汇总列数组 */ function sumRowForGrid(id) { var columns=get(id,'_sum_columns'); var _isHbar=get(id,'_isHbar'); var flag=get(id,'flag'); if(columns==undefined||columns.length==0) { return; } var sumTR=new Array();//汇总行临时数据 var table=document.getElementById(id); var sum_table=document.getElementById("sum_"+id); if((_isHbar&&flag==false&&table.rows.length==3)||(_isHbar&&flag&&table.rows.length==4)||(!_isHbar&&flag&&table.rows.length==3)||(!_isHbar&&!flag&&table.rows.length==2)) { for(var i=0;i<columns.length;i++) { sum_table.rows[0].cells[columns[i]].innerHTML=' '; } return; } var index=1; if(flag) { index=2; } var end=table.rows.length-1; if(_isHbar) { end=table.rows.length-2; } for(var i=index;i<end;i++) { for(var j=0;j<columns.length;j++) { var value=table.rows[i].cells[columns[j]].innerText; if(!checkValueForGrid(value)) { value="0"; } if(sumTR[j]==undefined) { sumTR[j]=value; } else if(sumTR[j]!="") { sumTR[j]=parseFloat(sumTR[j])+parseFloat(value); } } } //填充汇总行 for(var i=0;i<columns.length;i++) { sum_table.rows[0].cells[columns[i]].innerHTML=sumTR[i]; } } /** *检查value是否为数字,返回true是数字,返回false为字符串 *@param value要检查的值 */ function checkValueForGrid(value) { if(value && value.length>0) { var newValue=value.replace(/\s+/g,""); value=newValue; } else { return false; } if(value.length>0 && value.indexOf('.')!=-1) {//判断是否是小数 var express=/^\d+.\d+$/;//匹配小数 if(express.test(value)){ return true; } else { return false; } } else { var express=/^\d+$/; if(express.test(value)) { return true; } else { return false; } } return false; } /** * 全选 *@param checked是否选中true为选中,false没选中 *@param name 名称 */ function checkAllForGrid(checked,name) { var checkList=document.getElementsByName(name); if(checkList && checkList.length>0) { for(var i=0;i<checkList.length;i++) { checkList[i].checked=checked; } } }
/** * 构建表格以及滚动条 * @param id 表格id * @param parentId 父节点,将建构建好的表格节点添加到父节点中 * @param width 表格宽度 * @param height 表格高度 * @param ondblclick 表格双击事件 * @param html (构建好的表格=序列号表格+表头表格+数据表格+汇总表格) * @return */ function _execute(id,parentId,width,height,html,isMultiple) { /** * 定义构建表格需要的变量 */ var _first_object=null;//第一列,序数表格 var _header_object=null;//表头 var _data_object=null;//数据表格 var _sum_object=null;//汇总表格 var _hbar_object=null;//横向滚动条 var _vbar_object=null;//纵向滚动条 var _current_row=null;//当前选中行 var mainFrame=document.createElement("DIV"); mainFrame.id="DIV_"+id; mainFrame.style.width=width; mainFrame.style.height=height; mainFrame.className="datagrid"; mainFrame.onmousedown=function (e){//鼠标按下事件 e=e||window.event; _selectedRow(e,id,isMultiple);//选中行 } mainFrame.innerHTML=html; /* * 添加滚动事件,根据IE的冒泡特性子节点事件触发自后如果父节点也有相同的事件 * 就会接着执行父节点的事件 */ _addScrollEvent(mainFrame,id); //构建横向滚动条 var hbar=document.createElement("DIV"); hbar.id="hbar"; hbar.style.position="absolute"; hbar.style.width="100%"; hbar.style.height="17px"; hbar.style.overflowX="auto"; hbar.style.top=height-17; hbar.style.zIndex="10"; hbar.onscroll=function(){ _h_scroll(id);//横向滚动 } hbar.innerHTML="<div style=\"width:100%;height:1px;overflow-y:hidden;\"> </div>"; //构建纵向滚动条 var vbar=document.createElement("DIV"); vbar.id="vbar"; vbar.style.position="absolute"; vbar.style.width="17px"; vbar.style.height="100%"; vbar.style.overflowY="auto"; vbar.style.left=width-17; vbar.style.zIndex="10"; vbar.onscroll=function(){ _v_scroll(id);//纵向滚动 } vbar.innerHTML="<div style=\"width:1px;height:100%;overflow-x:hidden;\"> </div>"; //将表格和滚动条组合在一起 mainFrame.appendChild(hbar); mainFrame.appendChild(vbar); //将构建好的表格节点追加到父节点中 document.getElementById(parentId).appendChild(mainFrame); _first_object=document.getElementById("first_"+id);//第一列,序数表格 _header_object=document.getElementById("header_"+id);//表头 _data_object=document.getElementById(id);//数据表格 _sum_object=document.getElementById("sum_"+id);//汇总表格 _hbar_object=hbar;//横向滚动条 _vbar_object=vbar;//纵向滚动条 /* * 注册全局变量 */ put(id,'_first_object',_first_object); put(id,'_header_object',_header_object); put(id,'_data_object',_data_object); put(id,'_sum_object',_sum_object); put(id,'_hbar_object',_hbar_object); put(id,'_vbar_object',_vbar_object); var bt=_getCurrentStyle(mainFrame,"borderTopWidth"); var bb=_getCurrentStyle(mainFrame,"borderBottomWidth"); var bl=_getCurrentStyle(mainFrame,"borderLeftWidth"); var br=_getCurrentStyle(mainFrame,"borderRightWidth"); _hbar_object.style.top=parseInt(_hbar_object.style.top)-parseInt(bt)-parseInt(bb); _vbar_object.style.left=parseInt(_vbar_object.style.left)-parseInt(bl)-parseInt(br); _block_scroll(id);//设置滚动块 } /** * 当鼠标按下时选中行 * @param e * @return */ function _selectedRow(e,id,isMultiple) { if(isMultiple) return; var td_object=e.srcElement?e.srcElement:e.target; var _data_object=get(id,'_data_object'); var table=document.getElementById(id); if(td_object.parentNode.tagName=="TR") { var tr_object=td_object.parentNode; var rowIndex=tr_object.rowIndex;//行索引 var _current_row=get(id,'_current_row'); var flag=get(id,'flag'); var _isHbar=get(id,'_isHbar'); if(flag) { if(rowIndex==0||rowIndex==1) { return; } } else { if(rowIndex==0) { return; } } if(_isHbar) { if(rowIndex==table.rows.length-1||rowIndex==table.rows.length-2) { return; } } else { if(rowIndex==table.rows.length-1) { return; } } if(_current_row!=null) {//取消之前的选中行状态 _data_object.rows[_current_row].className=""; } //重新设置选中行状态 _data_object.rows[rowIndex].className="selectedrow"; _current_row=rowIndex; put(id,'_current_row',_current_row); } } /** * 添加滚动事件监听器 * @param element要添加事件的父节点 * @return */ function _addScrollEvent(element,id) { var handler=function(e) { _mouseScrollEvent.call(this, e,id); } if(document.attachEvent) {//微软自定义的添加事件监听器 element.attachEvent("onmousewheel",handler); } else {//W3C规范定义的添加事件监听器 element.addEventListener("DOMMouseScroll",handler,false); } } /** * 鼠标轮滚动事件和列表事件 * @param e * @return */ function _mouseScrollEvent(e,id) { e=e||window.event; var _vbar_object=get(id,'_vbar_object'); if(e.wheelDelta<=0 || e.detail>0) { _vbar_object.scrollTop+=18;//设置滚动步长为一行的高度 } else { _vbar_object.scrollTop-=18; } } /** * 横向滚动 * @return */ function _h_scroll(id) { var _hbar_object=get(id,'_hbar_object'); var _header_object=get(id,'_header_object'); var _data_object=get(id,'_data_object'); var _sum_object=get(id,'_sum_object'); _header_object.style.left=-(_hbar_object.scrollLeft); _data_object.style.left=-(_hbar_object.scrollLeft); _sum_object.style.left=-(_hbar_object.scrollLeft); } /** *纵向滚动 * @return */ function _v_scroll(id) { var _vbar_object=get(id,'_vbar_object'); var _first_object=get(id,'_first_object'); var _data_object=get(id,'_data_object'); _first_object.style.top=-(_vbar_object.scrollTop); _data_object.style.top=-(_vbar_object.scrollTop); } /** * 取出当前元素非style定义的样式 * @param element * @param property * @return */ function _getCurrentStyle(element,property) { if(element.currentStyle) {//元素中非style定义的样式,包括内嵌样式和外部样式表中定义的样式 return element.currentStyle[property]; } else if(window.getComputedStyle) {//firefox的方式 property=property.replace(/([A-Z])/g, "-$1").toLowerCase(); return window.getComputedStyle(element,null).getPropertyValue(property); } else { return null; } } /** * 设置滚动块 * @return */ function _block_scroll(id) { var _hbar_object=get(id,'_hbar_object'); var _vbar_object=get(id,'_vbar_object'); var _data_object=get(id,'_data_object'); _hbar_object.style.display="block"; _vbar_object.style.display="block"; _hbar_object.childNodes[0].style.width=_data_object.offsetWidth; _vbar_object.childNodes[0].style.height=_data_object.offsetHeight; if(_hbar_object.childNodes[0].offsetWidth<=_hbar_object.offsetWidth) { _hbar_object.style.display="none"; } if(_vbar_object.childNodes[0].offsetHeight<=_vbar_object.offsetHeight) { _vbar_object.style.display="none"; } }
/////////////////////////////////////////////////////////////////////////////////////
/**
* js通用对象,主要包括List和Map集合对象的定义
* @author 陈双
* @date 2012-10-01
* @mail [email protected]
*/
////////////////////////////////////////////////////////////////////////////////////
/**
* List对象
* @return
*/
function List()
{
this.container=new Array(1000);//容器
this.index=-1;//索引
this.add=function(element){//添加元素
this.index++;
this.container[this.index]=element;
}
this.get=function(i){//获取元素
if(this.index==-1||i<0)
{
return null;
}
return this.container[i];
}
this.size=function(){//List 对象的大小
return this.index+1;
}
this.clear=function(){//清空List对象
if(this.index!=-1)
{
for(var i=0;i<=this.index;i++)
{
this.container[i]=null;
}
}
this.index=-1;
}
this.contain=function(element){//是否包含某元素
if(this.index==-1||(!element))
{
return false;
}
for(var i=0;i<=this.index;i++)
{
if(this.container[i]==element)
{
return true;
}
}
}
this.isEmpty=function(){//是否为空
return this.index==-1?true:false;
}
this.remove=function(element){//删除一个元素
if((!element)||(!this.index))
{
return;
}
var po=-1;
var flag=false;//是否移除了
for(var i=0;i<=this.index;i++)
{
if(this.container[i]==element)
{
po=i;
if(po==this.index)
{
po=-1;
}
flag=true;
}
if(po!=-1)
{
this.container[po]=this.container[po+1];
po++;
}
}
if(flag)
{
this.index=this.index-1;
}
}
this.removeIn=function(i){//删除指定位置的元素
if(i<0||this.index<0)
{
return;
}
var po=-1;
var flag=false;//是否移除了
for(var j=0;j<=this.index;j++)
{
if(j==i)
{
po=j;
if(po==this.index)
{
po=-1;
}
flag=true;
}
if(po!=-1)
{
this.container[po]=this.container[po+1];
po++;
}
}
if(flag)
{
this.index=this.index-1;
}
}
}
/**
* Map对象
* @return
*/
function Map()
{
this.index=-1;
this.entrys=new Array(1000);
this.get=function(key){//通过key映射value
if(this.index==-1)
{
return null;
}
for(var i=0;i<=this.index;i++)
{
var entry=this.entrys[i];
if(entry.key==key)
{
return entry.value;
}
}
return null;
}
this.size=function(){//返回元素个数
return this.index+1;
}
this.containsKey=function(key){//是否包含key值
if(this.index==-1)
{
return false;
}
for(var i=0;i<=this.index;i++)
{
var entry=this.entrys[i];
if(entry.key==key)
{
return true;
}
}
return false;
}
this.containsValue=function(value){//是否包含值
if(this.index==-1)
{
return false;
}
for(var i=0;i<=this.index;i++)
{
var entry=this.entrys[i];
if(entry.value==value)
{
return true;
}
}
return false;
}
this.put=function(key,value){//添加元素
if(this.containsKey(key))
{
this.remove(key);
}
this.index++;
this.entrys[this.index]=new Entry(key,value);
}
this.keySet=function(){//返回key集合
if(this.index==-1)
{
return null;
}
var keys=new List();
for(var i=0;i<=this.index;i++)
{
keys.add(this.entrys[i].key);
}
return keys;
}
this.values=function(){//返回值集合
if(this.index==-1)
{
return null;
}
var value=new List();
for(var i=0;i<=this.index;i++)
{
value.add(this.entrys[i].value);
}
return value;
}
this.clear=function(){//清空
if(this.index!=-1)
{
for(var i=0;i<=this.index;i++)
{
this.entrys[i]=null;
}
this.index=-1;
}
}
this.remove=function(key){//移除某个元素
if(this.index==-1)
{
return;
}
var po=-1;
var flag=false;
for(var i=0;i<=this.index;i++)
{
var entry=this.entrys[i];
if(entry.key==key)
{
po=i;
if(i==this.index)
{
po=-1;
}
flag=true;
}
if(po!=-1)
{
this.entrys[po]=this.entrys[po+1];
po++;
}
}
if(flag)
{
this.index=this.index-1;
}
}
this.isEmpty=function(){//是否为空
if(this.index==-1)
{
return true;
}
return false;
}
this.entrySet=function(){//返回Entry
if(this.index==-1)
{
return null;
}
var entry=new List();
for(var i=0;i<=this.index;i++)
{
entry.add(this.entrys[i]);
}
return entry;
}
}
/**
* Map中的节点对象
* @param key
* @param value
* @return
*/
function Entry(key,value)
{
this.key=key;
this.value=value;
}
css代码:
/*datagrid 大块样式*/
.datagrid {position:relative;background:white;margin:0px;padding:0px;overflow:hidden;border:1px inset;-moz-user-select:none;}
/*datagrid 表格全局样式*/
.datagrid table {table-layout:fixed;margin:0px;}
.datagrid table td {height:18px;cursor:default;font-size:12px;font-family:verdana;text-indent:2px;border-right:1px solid #cccccc;border-bottom:1px solid #cccccc;text-overflow:ellipsis;overflow:hidden;white-space:nowrap;word-break:keep-all;}
.datagrid table td .arrow {font-size:8px;color:#808080;}
.datagrid table .lastdata {border-right:none;}
.datagrid table .column {cursor:default;background:buttonface;border-top:1px solid #fff;border-right:1px solid #404040;border-bottom:1px solid #404040;border-left:1px solid #fff;}
.datagrid table .over {cursor:default;background:buttonface;border-top:1px solid #fff;border-right:1px solid #404040;border-bottom:1px solid #404040;border-left:1px solid #fff;}
.datagrid table .sortdown {cursor:default;background:buttonface;border-right:1px solid #ffffff;border-bottom:1px solid #ffffff;border-left:1px solid #404040;border-top:1px solid #404040;position:relative;left:1px;}
.datagrid table .dataover {background:#FAFAFA;}
.datagrid table .firstcolumn {width:30px;text-indent:0px;text-align:center;background:buttonface;border-top:1px solid #fff;border-right:1px solid #404040;border-bottom:1px solid #404040;border-left:1px solid #fff;}
.datagrid table .lastcolumn {width:17px;background:buttonface;border-top:1px solid #fff;border-right:1px solid #404040;border-bottom:1px solid #404040;border-left:1px solid #fff;}
/*datagrid 选定行样式*/
.datagrid table .selectedrow {background:highlight;color:white;}
/*datagrid 表头样式*/
.titlecolumn {width:100%;position:absolute;top:0px;left:0px;z-index:3;}
/*datagrid 左边栏样式*/
.slidecolumn {width:30px;position:absolute;top:0px;left:0px;z-index:2;}
.slidecolumn td {width:30px;text-indent:0px;text-align:center;background:buttonface;border-top:1px solid #fff;border-right:1px solid #404040;border-bottom:1px solid #404040;border-left:1px solid #fff;}
/*datagrid 内容表体样式*/
.datacolumn {width:100%;position:absolute;top:0px;left:0px;}
.datacolumn td {top:0px;left:0px;margin:0px;padding:0px}
.datacolumn td input {margin:0px;border:0px #cccccc solid;}
多级动态暂未实现