csslistener.java

dorado 展现中间件是一款企业级的商用AJAX平台软件

package sample.skills.table.test;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

import com.bstek.dorado.common.DoradoContext;
import com.bstek.dorado.common.HttpDoradoContext;
import com.bstek.dorado.common.Setting;
import com.bstek.dorado.data.AbstractDatasetListener;
import com.bstek.dorado.data.Dataset;
import com.bstek.dorado.data.Record;
import com.bstek.dorado.data.RecordIterator;
import com.bstek.dorado.utils.StringHelper;

/**
 * Main_datasetCssListener
 */
public class CssListener
    extends AbstractDatasetListener {
  private Map initStaticCSSMap() {
    Map map = new HashMap();

    String skin = Setting.getString("view.smartweb2.skin", "default");
    HttpDoradoContext context = (HttpDoradoContext)DoradoContext
        .getContext();
    String contextPath = context.getRequest().getContextPath();

    String SKIN_ROOT = contextPath + "/dorado/smartweb2.loadStyleSheet.d?skin=" +
        skin;

    List list = null;
    StringBuffer css = new StringBuffer("");
    //表格外套Div
//    List list = new ArrayList();
//    list.add(ataTable"); //key
//    list.add("数据表格");    //label
//    list.add(null);    //value
//    list.add("background-color: #F5F7F9;"); //sample
//    map.put("DataTable",list);

    //外套表格(管理滚动栏)
//    list = new ArrayList();
//    list.add(".DataTable .OuterTable");
//    list.add("外套表格(管理滚动栏)");
//    list.add(null);    //value
//    css.append("border-width: 1;\n");
//    css.append("border-color: #C5D9E8;\n");
//    css.append("border-style: solid;\n");
//    css.append("border-collapse: collapse;");
//    list.add(css.toString());
//    map.put("OuterTable", list);

    //外套表格中的数据表格
//    list = new ArrayList();
//    list.add(".DataTable .InnerTable");
//    list.add("外套表格中的数据表格");
//    list.add(null);    //value
//    list.add("border-collapse: collapse;");
//    map.put("InnerTable",list);

    //嵌套表格头的Div
//    list = new ArrayList();
//    list.add(".DataTable .HeaderDiv");
//    list.add("HeaderDiv");
//    list.add(null);    //value
//    css= new StringBuffer("");
//    css.append("background-position-y: 100%;\n");
//    css.append("background-image: url("+SKIN_ROOT+"}/datatable_header.gif);");
//    list.add(css.toString());
//    map.put("HeaderDiv",list);

    //表格头
    list = new ArrayList();
    list.add(".DataTable .HeaderGrid");
    list.add("表格头");
    list.add(null); //value
    css = new StringBuffer("");
    css.append("color: #405368;\n");
    css.append("border-width: 1;/*边框的宽度*/\n");
    css.append("border-color: #C5D9E8;/*边框的颜色*/\n");
    css.append("border-style: solid;/*边框的风格,可选值有:none,dotted,dashed,solid,double,groove,ridge,inset,window-inset,outset*/\n");
    css.append(
        "border-collapse: collapse;/*边框是否具有三维效果.可选择值有:separate,collapse*/\n");
    css.append(
        "table-layout: fixed;/*表格的宽度是否根据内容自动适应，如果fixed则锁定宽度，可选值有auto,fixed*/");
    list.add(css.toString());
    map.put("HeaderGrid", list);

    //表格头激活单元格(鼠标的moveover事件)
    list = new ArrayList();
    list.add(".DataTable .HeaderGrid .HotCell");
    list.add("表格头激活单元格(鼠标的moveover事件)");
    list.add(null); //value
    css = new StringBuffer("");
    css.append("background-position-y: 100%;/*背景图片高度在单元框中的高度*/\n");
    css.append("background-image: url(" + SKIN_ROOT +
               "/datatable_header_hot.gif);/*背景图片*/");
    list.add(css.toString());
    map.put("HeaderGrid.HotCell", list);

    //统计栏Grid
    list = new ArrayList();
    list.add(".DataTable .FooterGrid");
    list.add("统计栏Grid");
    list.add(null); //value
    css = new StringBuffer("");
    css.append("background-color: #E1EAF1;/*背景色*/\n");
    css.append("border-width: 1;/*边框的宽度*/\n");
    css.append("border-color: #C5D9E8;/*边框的颜色*/\n");
    css.append("border-style: solid;/*边框的风格,可选值有:none,dotted,dashed,solid,double,groove,ridge,inset,window-inset,outset*/\n");
    css.append("border-collapse: collapse;/*可选择值有:separate,collapse*/\n");
    css.append(
        "table-layout: fixed;/*表格的宽度是否根据内容自动适应，如果fixed则锁定宽度，可选值有auto,fixed*/");
    list.add(css.toString());
    map.put("FooterGrid", list);

    //锁定列所在的表格数据Grid
    list = new ArrayList();
    list.add(".DataTable .FixedDataGrid");
    list.add("锁定列所在的表格数据Grid");
    list.add(null); //value
    css = new StringBuffer("");
    css.append("background-color: #EDF2F6;/*背景色*/\n");
    css.append("border-width: 1;/*边框的宽度*/\n");
    css.append("border-color: #C5D9E8;/*边框的颜色*/\n");
    css.append("border-style: solid;/*边框的风格,可选值有:none,dotted,dashed,solid,double,groove,ridge,inset,window-inset,outset*/\n");
    css.append("border-collapse: collapse;/*可选择值有:separate,collapse*/\n");
    css.append(
        "table-layout: fixed;/*表格的宽度是否根据内容自动适应，如果fixed则锁定宽度，可选值有auto,fixed*/");
    list.add(css.toString());
    map.put("FixedDataGrid", list);

    //锁定列所在的表格数据Grid的行指示器
    list = new ArrayList();
    list.add(".DataTable .FixedDataGrid .Indicator");
    list.add("锁定列表格的行指示器");
    list.add(null); //value
    css = new StringBuffer("");
    css.append("background-color: #E6EDF2;/*背景色*/");
    list.add(css.toString());
    map.put("FixedDataGrid.Indicator", list);

    //锁定列所在的表格数据Grid的表格行
    list = new ArrayList();
    list.add(".DataTable .FixedDataGrid .Row");
    list.add("锁定列表格行");
    list.add(null); //value
    list.add(null);
    map.put("FixedDataGrid.Row", list);

    //锁定列所在的表格数据Grid的虚拟行
    list = new ArrayList();
    list.add(".DataTable .FixedDataGrid .MockRow");
    list.add("锁定列表格虚拟行");
    list.add(null); //value
    css = new StringBuffer("");
    css.append("background-color: #F0F0F0;/*背景色*/");
    list.add(css.toString());
    map.put("FixedDataGrid.MockRow", list);

    //锁定列所在的表格数据Grid的当前激活行
    list = new ArrayList();
    list.add(".DataTable .FixedDataGrid .CurrentRow");
    list.add("锁定列表格当前激活行");
    list.add(null); //value
    css = new StringBuffer("");
    css.append("background-color: #B7F39B;/*背景色*/");
    list.add(css.toString());
    map.put("FixedDataGrid.CurrentRow", list);

    //表格数据Grid
    list = new ArrayList();
    list.add(".DataTable .DataGrid");
    list.add("表格数据Grid");
    list.add(null); //value
    css = new StringBuffer("");
    css.append("background-color: #F5F7F9;/*背景色*/\n");
    css.append("border-width: 1;/*边框的宽度*/\n");
    css.append("border-color: #C5D9E8;/*边框的颜色*/\n");
    css.append("border-style: solid;/*边框的风格,可选值有:none,dotted,dashed,solid,double,groove,ridge,inset,window-inset,outset*/\n");
    css.append("border-collapse: collapse;/*可选择值有:separate,collapse*/\n");
    list.add(css.toString());
    map.put("DataGrid", list);

    //表格行
    list = new ArrayList();
    list.add(".DataTable .DataGrid .Row");
    list.add("表格行");
    list.add(null); //value
    list.add(null);
    map.put("DataGrid.Row", list);

    //虚拟行
    list = new ArrayList();
    list.add(".DataTable .DataGrid .MockRow");
    list.add("表格虚拟行");
    list.add(null); //value
    css = new StringBuffer("");
    css.append(" background-color: #F0F0F0;/*背景色*/");
    list.add(css.toString());
    map.put("DataGrid.MockRow", list);

    //表格激活行
    list = new ArrayList();
    list.add(".DataTable .DataGrid .CurrentRow");
    list.add("表格激活行");
    list.add(null); //value
    css = new StringBuffer("");
    css.append(" background-color: #B7F39B;/*背景色*/");
    list.add(css.toString());
    map.put("DataGrid.CurrentRow", list);

    return map;
  }

  public void afterLoadData(Dataset dataset)
      throws Exception {
    String eventSet = dataset.parameters().getString("eventSet");
    Map map = getSessionCSS(eventSet);
    int index = 0;
    Iterator iter = map.keySet().iterator();
    while (iter.hasNext()) {
      String cssName = (String)iter.next();
      List list = (List)map.get(cssName);
      dataset.insertRecord();
      dataset.setInt("index", ++index);
      dataset.setString("id", cssName);
      dataset.setString("key", (String)list.get(0));
      dataset.setString("label", (String)list.get(1));
      dataset.setString("value", (String)list.get(2));
      dataset.setString("sample", (String)list.get(3));
    }
  }

  public boolean beforeUpdateData(Dataset dataset)
      throws Exception {
    String eventSet = dataset.parameters().getString("eventSet");
    Map map = getSessionCSS(eventSet);
    RecordIterator ri = dataset.recordIterator();
    ri.setVisibility(Dataset.FILTER_CHANGED);
    while (ri.hasNext()) {
      Record record = ri.nextRecord();
      String id = record.getString("id");
      String value = record.getString("value");
      List list = (List)map.get(id);
      if (StringHelper.isNotEmpty(value)) {
        list.set(2, value);
      }
      else {
        list.set(2, null);
      }
    }
    DoradoContext context = DoradoContext.getContext();
    if (map.size() > 0) {
      context.setAttribute(DoradoContext.SESSION, eventSet + ".CSS", map);
    }

    return true;
  }

  private Map getSessionCSS(String eventSet) {
    DoradoContext context = DoradoContext.getContext();
    Object o = context.getAttribute(DoradoContext.SESSION, eventSet + ".CSS");
    if (o != null && o instanceof Map) {
      return (Map)o;
    }
    else {

      return initStaticCSSMap();
    }
  }

}