diff --git a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/ModelFormHelper.java b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/ModelFormHelper.java
index 3ca35a9..ef98320 100644
--- a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/ModelFormHelper.java
+++ b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/ModelFormHelper.java
@@ -1,10 +1,8 @@
 package cc.smtweb.system.bpm.web.design.form;
 
 import cc.smtweb.framework.core.cache.AbstractCache;
-import cc.smtweb.framework.core.common.SwConsts;
 import cc.smtweb.framework.core.common.SwEnum;
 import cc.smtweb.framework.core.exception.BizException;
-import cc.smtweb.framework.core.exception.SwException;
 import cc.smtweb.framework.core.common.SwMap;
 import cc.smtweb.framework.core.db.cache.ModelTableCache;
 import cc.smtweb.framework.core.db.vo.ModelField;
@@ -93,14 +91,14 @@ public class ModelFormHelper {
         PageModel pageInfo = parsePageInfo(jsonStr);
         if (pageInfo == null) return "";
         for (Map<String, Object> model : pageInfo.model) {
-            buildSaveModelFields(datasets, pageInfo, model, true);
-            buildSaveModelFields(datasets, pageInfo, model, false);
+            buildSaveModelFields(datasets, model, true);
+            buildSaveModelFields(datasets, model, false);
         }
         return JsonUtil.encodeString(pageInfo);
     }
 
     //处理model的fields和filters
-    private static void buildSaveModelFields(PageDatasets datasets, PageModel pageInfo, Map<String, Object> model, boolean isField) {
+    private static void buildSaveModelFields(PageDatasets datasets, Map<String, Object> model, boolean isField) {
         String db = (String) model.get("dataset");
         //没有配置db，配置有误，不处理
         if (StringUtils.isEmpty(db)) throw new BizException("model未配置数据集db，无法解析！");
@@ -111,7 +109,7 @@ public class ModelFormHelper {
         for (Map<String, Object> field : fields) {
             String fn = (String) field.get("field");
             if (StringUtils.isEmpty(fn)) throw new BizException("model[" + db + "]." + key + "未配置字段名field，无法解析！");
-            PageDatasetField pdf = isField ? pds.findFieldByName(fn) : pds.findFilterByName(fn);
+            BaseDatasetField pdf = isField ? pds.findFieldByName(fn) : pds.findFilterByName(fn);
             if (pdf == null) throw new BizException("model[" + db + "]." + key + "未找到定义的数据集字段(" + fn + ")，无法解析！");
 
             if (CommUtil.isStrEquals(MapUtil.readString(field, "label"), pdf.label)) {
@@ -152,9 +150,9 @@ public class ModelFormHelper {
      * @return
      * @throws JsonProcessingException
      */
-    public static void buildSaveDataSetFields(List<? extends PageDatasetField> fields) {
+    public static void buildSaveDataSetFields(List<? extends BaseDatasetField> fields) {
         ModelTable table = null;
-        for (PageDatasetField field : fields) {
+        for (BaseDatasetField field : fields) {
             if (field.table <= 0) continue;
             if (table == null || table.getEntityId() != field.table) {
                 table = ModelTableCache.getInstance().get(field.table);
@@ -212,7 +210,7 @@ public class ModelFormHelper {
         for (Map<String, Object> field : fields) {
             String fn = (String) field.get("field");
             if (StringUtils.isEmpty(fn)) continue;
-            PageDatasetField pdf = isField ? dataSet.findFieldByName(fn) : dataSet.findFilterByName(fn);
+            BaseDatasetField pdf = isField ? dataSet.findFieldByName(fn) : dataSet.findFilterByName(fn);
             if (pdf == null) continue;
             if (!field.containsKey("label")) {
                 field.put("label", pdf.label);
@@ -431,7 +429,7 @@ public class ModelFormHelper {
                 if (dataset == null) throw new BizException("没有找到指定数据集：" + dsId);
             }
             String fn = MapUtil.readString(field, "field");
-            PageDatasetField pdf;
+            BaseDatasetField pdf;
             if (!isField) {
                 pdf = dataset.findFilterById(fn);
             } else {
diff --git a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/define/BaseDatasetField.java b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/define/BaseDatasetField.java
new file mode 100644
index 0000000..b923a0c
--- /dev/null
+++ b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/define/BaseDatasetField.java
@@ -0,0 +1,39 @@
+package cc.smtweb.system.bpm.web.design.form.define;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+
+/**
+ * Created by Akmm at 2022/4/20 18:15
+ */ //字段要素
+public class BaseDatasetField {
+    public String id;
+    //表
+    public long table;
+    public String table_text;
+    //字段
+    public String field = "";
+    //有别名取别名，无别名同字段名
+    public String name;
+    public String label;
+
+    public String remark;
+    //字段类型，如编码字段，参见FieldTypeDef
+    public int fieldType;
+    /**
+     * 数据类型，参见DataType
+     */
+    public String dataType;
+    /**
+     * '禁止为空'
+     */
+    public int notNull;
+    //外键关联表
+    public long link;
+    //控件类型：TEXT/TextArea/NUMBER/COMBO
+    public String editor;
+
+    @JsonIgnore
+    public boolean isFieldNotNull() {
+        return notNull == 1;
+    }
+}
diff --git a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/define/PageDataset.java b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/define/PageDataset.java
index dddc39a..dc54078 100644
--- a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/define/PageDataset.java
+++ b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/define/PageDataset.java
@@ -2,7 +2,6 @@ package cc.smtweb.system.bpm.web.design.form.define;
 
 import cc.smtweb.framework.core.common.SwEnum;
 import cc.smtweb.framework.core.exception.BizException;
-import cc.smtweb.framework.core.exception.SwException;
 import cc.smtweb.framework.core.db.cache.ModelTableCache;
 import cc.smtweb.framework.core.db.vo.ModelField;
 import cc.smtweb.framework.core.db.vo.ModelTable;
@@ -52,6 +51,7 @@ public class PageDataset {
 
     //依赖的数据集
     private Set<String> linkDs = new HashSet<>();
+    private boolean calcField = false;
 
     public PageDatasetField findFieldByName(String name) {
         if (mapFieldName == null) resetFields();
@@ -84,15 +84,9 @@ public class PageDataset {
         mapFilterName = new HashMap<>();
         mapFilterId = new HashMap<>();
         resetFields(mapFilterName, mapFilterId, filters, true);
-
-        for (PageDatasetFilter filter : filters) {
-            if (StringUtils.isEmpty(filter.sqlName)) {
-                filter.sqlName = filter.field;
-            }
-        }
     }
 
-    private <T extends PageDatasetField> void resetFields(Map<String, T> mapName, Map<String, T> mapId, List<T> list, boolean isFilter) {
+    private <T extends BaseDatasetField> void resetFields(Map<String, T> mapName, Map<String, T> mapId, List<T> list, boolean isFilter) {
         ModelTableCache cache = ModelTableCache.getInstance();
         ModelTable table = null;
         for (T field : list) {
@@ -118,6 +112,12 @@ public class PageDataset {
             if (isFilter) {
                 PageDatasetFilter filter = (PageDatasetFilter) field;
                 if (StringUtils.isNotEmpty(filter.linkDb)) linkDs.add(filter.linkDb);
+
+                if (StringUtils.isEmpty(filter.sqlName)) {
+                    filter.sqlName = filter.field;
+                }
+            } else {
+                calcField = calcField || ((PageDatasetField)field).fieldIsCalc();
             }
         }
     }
@@ -131,7 +131,13 @@ public class PageDataset {
         return null;
     }
 
+    //是否依赖指定数据集
     public boolean hasDepends(String dsName) {
         return linkDs.contains(dsName);
     }
+
+    //是否有计算字段
+    public boolean hasCalcField() {
+        return calcField;
+    }
 }
diff --git a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/define/PageDatasetField.java b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/define/PageDatasetField.java
index 0101386..bf7c98a 100644
--- a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/define/PageDatasetField.java
+++ b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/define/PageDatasetField.java
@@ -1,41 +1,25 @@
 package cc.smtweb.system.bpm.web.design.form.define;
 
-import com.fasterxml.jackson.annotation.JsonIgnore;
-
 /**
  * Created by Akmm at 2022/4/20 18:15
- */ //字段要素
-public class PageDatasetField {
-    public String id;
-    //表
-    public long table;
-    public String table_text;
-    //字段
-    public String field = "";
-    //有别名取别名，无别名同字段名
-    public String name;
-    public String label;
+ * 字段信息
+ */
+public class PageDatasetField extends BaseDatasetField {
+    //一般字段
+    private final static int TYPE_N = 0;
+    //计算字段
+    private final static int TYPE_C = 1;
+
     //合计栏
     public String summary;
+    //类型-0-一般字段 1-计算字段
+    public int type;
+    //计算字段公式
+    public String expr;
 
-    public String remark;
-    //字段类型，如编码字段，参见FieldTypeDef
-    public int fieldType;
-    /**
-     * 数据类型，参见DataType
-     */
-    public String dataType;
-    /**
-     * '禁止为空'
-     */
-    public int notNull;
-    //外键关联表
-    public long link;
-    //控件类型：TEXT/TextArea/NUMBER/COMBO
-    public String editor;
-
-    @JsonIgnore
-    public boolean isFieldNotNull() {
-        return notNull == 1;
+    //字段是否计算字段
+    public boolean fieldIsCalc() {
+        return TYPE_C == type;
     }
+
 }
diff --git a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/define/PageDatasetFilter.java b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/define/PageDatasetFilter.java
index 4eb2538..22791dc 100644
--- a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/define/PageDatasetFilter.java
+++ b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/define/PageDatasetFilter.java
@@ -3,7 +3,7 @@ package cc.smtweb.system.bpm.web.design.form.define;
 /**
  * Created by Akmm at 2022/4/20 18:15
  */ //过滤条件信息
-public class PageDatasetFilter extends PageDatasetField {
+public class PageDatasetFilter extends BaseDatasetField {
     //param-参数/link/const
     public String type;
     public String title;
diff --git a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageHelper.java b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageHelper.java
index 18f934e..e03513c 100644
--- a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageHelper.java
+++ b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageHelper.java
@@ -3,7 +3,6 @@ package cc.smtweb.system.bpm.web.engine.dynPage;
 import cc.smtweb.framework.core.common.SwConsts;
 import cc.smtweb.framework.core.common.SwEnum;
 import cc.smtweb.framework.core.exception.BizException;
-import cc.smtweb.framework.core.exception.SwException;
 import cc.smtweb.framework.core.common.SwMap;
 import cc.smtweb.framework.core.db.DbEngine;
 import cc.smtweb.framework.core.db.EntityDao;
@@ -12,6 +11,7 @@ import cc.smtweb.framework.core.db.impl.DefaultEntity;
 import cc.smtweb.framework.core.db.vo.ModelTable;
 import cc.smtweb.framework.core.mvc.service.SqlNamedPara;
 import cc.smtweb.framework.core.util.MapUtil;
+import cc.smtweb.framework.core.util.NumberUtil;
 import cc.smtweb.system.bpm.web.design.form.define.*;
 import org.apache.commons.lang3.StringUtils;
 
@@ -71,12 +71,19 @@ public class DynPageHelper {
         return sqlNamedPara;
     }
 
+    /**
+     * 构建合计栏sql
+     * @param dataSet
+     * @param params
+     * @return
+     */
     public static SqlNamedPara buildSumSql(PageDataset dataSet, Map<String, Object> params) {
         SqlNamedPara sqlNamedPara = buildSelectSql(dataSet, params);
         StringBuilder sql = new StringBuilder(256);
         sql.append("select count(1) " + TOTAL_KEY);
         for (PageDatasetField field : dataSet.fields) {
             if (StringUtils.isEmpty(field.summary)) continue;
+            if (field.fieldIsCalc()) continue;
             sql.append(",");
             if (!SwEnum.SummaryType.instance.isText(field.summary)) {
                 sql.append(field.summary).append("(").append(field.name).append(") ").append(field.name);
@@ -96,6 +103,7 @@ public class DynPageHelper {
         if (!SwEnum.DatasetType.LIST.equals(dataSet.type) || StringUtils.isEmpty(dataSet.sql)) {
             sql.append("select ");
             for (PageDatasetField field : dataSet.fields) {
+                if (field.fieldIsCalc()) continue;
                 sql.append(field.field);
                 //加别名
                 if (!field.field.equalsIgnoreCase(field.name)) {
@@ -198,6 +206,19 @@ public class DynPageHelper {
         return builder.build(dynCond.opt, filter.sqlName, ns, value, args);
     }
 
+    /**
+     * 处理计算字段
+     * @param data
+     * @param dataset
+     */
+    public static void setCalcFields(SwMap data, PageDataset dataset) {
+        if (!dataset.hasCalcField()) return;
+        for (PageDatasetField field: dataset.fields) {
+            if (!field.fieldIsCalc()) continue;
+            data.put(field.name, NumberUtil.calcExprMapObject(field.expr, data));
+        }
+    }
+
     private static Map<String, IBuilderExpr> mapBuilder;
     private static IBuilderExpr baseBuilder;
 
diff --git a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageListHandler.java b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageListHandler.java
index 2d5078a..161caf8 100644
--- a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageListHandler.java
+++ b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageListHandler.java
@@ -17,6 +17,7 @@ import static cc.smtweb.framework.core.common.SwConsts.TOTAL_KEY;
 
 /**
  * Created by Akmm at 2022/5/26 15:58
+ * 动态页面列表服务
  */
 public class DynPageListHandler extends AbstractListHandler {
     protected long pageId;
@@ -58,6 +59,9 @@ public class DynPageListHandler extends AbstractListHandler {
         }
         ModelTable masterTable = ModelTableCache.getInstance().get(pageDataSet.masterTable);
         EntityHelper.loadBeanLink(masterTable.getName(), list, sp.mapFieldAlias);
+        for (SwMap map: list) {
+            DynPageHelper.setCalcFields(map, pageDataSet);
+        }
         return list;
     }
 
diff --git a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageLoadHandler.java b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageLoadHandler.java
index 4f96b3d..cf150ec 100644
--- a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageLoadHandler.java
+++ b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageLoadHandler.java
@@ -25,6 +25,13 @@ public class DynPageLoadHandler extends AbstractDynPageHandler {
         return listHandler;
     }
 
+    //树工具类
+    public DynPageTreeHandler getTreeWorker(SwMap filter, PageDataset pageDataSet) {
+        DynPageTreeHandler listHandler = new DynPageTreeHandler(pageId, filter, pageDataSet);
+        listHandler.init(params, us);
+        return listHandler;
+    }
+
     //新增操作，初始化定义的数据集
     public R add() {
         //返回的数据，以dataset.name为key，查出的结果（bean或list）为value
@@ -85,7 +92,7 @@ public class DynPageLoadHandler extends AbstractDynPageHandler {
         if (SwEnum.DatasetType.LIST.value.equals(pageDataSet.type)) {//列表类
             bean = DynRetBean.createList(getListWorker(filter, pageDataSet).buildListData());
         } else if (SwEnum.DatasetType.TREE.value.equals(pageDataSet.type)) {//树类
-//            return new DynRetBean(loadTree());
+//            return DynRetBean.createList(SwListData.create(getTreeWorker(filter, pageDataSet).buildData()));
         } else {//列表类
             bean = DynRetBean.createBean(provider.loadData(filter, pageDataSet));
         }
diff --git a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageProvider.java b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageProvider.java
index 5babb69..6ae6d1f 100644
--- a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageProvider.java
+++ b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageProvider.java
@@ -9,7 +9,10 @@ import cc.smtweb.framework.core.db.cache.ModelTableCache;
 import cc.smtweb.framework.core.db.vo.ModelTable;
 import cc.smtweb.framework.core.mvc.service.AbstractCompProvider;
 import cc.smtweb.framework.core.mvc.service.SqlNamedPara;
+import cc.smtweb.framework.core.util.CommUtil;
+import cc.smtweb.framework.core.util.NumberUtil;
 import cc.smtweb.system.bpm.web.design.form.define.PageDataset;
+import cc.smtweb.system.bpm.web.design.form.define.PageDatasetField;
 import cc.smtweb.system.bpm.web.design.form.define.PageDatasets;
 
 /**
@@ -29,8 +32,10 @@ public class DynPageProvider extends AbstractCompProvider {
             }
             ModelTable masterTable = ModelTableCache.getInstance().get(pageDataSet.masterTable);
             EntityHelper.loadBeanLink(masterTable.getName(), map, sqlPara.mapFieldAlias);
+            DynPageHelper.setCalcFields(map, pageDataSet);
             return map;
         });
-
     }
+
+
 }
diff --git a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageTreeHandler.java b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageTreeHandler.java
new file mode 100644
index 0000000..564f24b
--- /dev/null
+++ b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageTreeHandler.java
@@ -0,0 +1,61 @@
+package cc.smtweb.system.bpm.web.engine.dynPage;
+
+import cc.smtweb.framework.core.common.SwMap;
+import cc.smtweb.framework.core.db.DbEngine;
+import cc.smtweb.framework.core.db.EntityDao;
+import cc.smtweb.framework.core.db.cache.ModelTableCache;
+import cc.smtweb.framework.core.db.impl.DefaultEntity;
+import cc.smtweb.framework.core.db.vo.ModelCatalog;
+import cc.smtweb.framework.core.db.vo.ModelTable;
+import cc.smtweb.framework.core.exception.BizException;
+import cc.smtweb.framework.core.mvc.service.AbstractTreeHandler;
+import cc.smtweb.system.bpm.web.design.form.ModelForm;
+import cc.smtweb.system.bpm.web.design.form.define.PageDataset;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Created by Akmm at 2022/7/5 11:51
+ * 动态页面树型服务
+ */
+public class DynPageTreeHandler extends AbstractTreeHandler<SwMap> {
+    protected long pageId;
+    //过滤条件
+    private SwMap filter;
+    //对应的数据集定义
+    private PageDataset pageDataSet;
+
+    public DynPageTreeHandler(long pageId, SwMap filter, PageDataset pageDataSet) {
+        this.pageId = pageId;
+        this.filter = filter;
+        this.pageDataSet = pageDataSet;
+    }
+
+    @Override
+    protected List<SwMap> filterData() {
+        ModelTable table = ModelTableCache.getInstance().get(pageDataSet.masterTable);
+        if (table == null) throw new BizException("未找到数据集表定义：" + pageDataSet.masterTable);
+        EntityDao dao = DbEngine.getInstance().findDao(table.getName());
+
+        String text = "%" + params.readString("text") + "%";
+        List<SwMap> list = null;//dao.queryWhere(" mc_prj_id=? and (mc_name like ? or mc_code like ?) order by mc_name", prj_id, text, text);
+
+        return list;
+    }
+
+    @Override
+    protected List<SwMap> getChildren(long id) {
+        return null;
+    }
+
+    @Override
+    protected long getId(SwMap bean) {
+        return 0;
+    }
+
+    @Override
+    protected String getText(SwMap bean) {
+        return null;
+    }
+}
diff --git a/smtweb-framework/core/src/main/java/cc/smtweb/framework/core/mvc/service/AbstractTreeHandler.java b/smtweb-framework/core/src/main/java/cc/smtweb/framework/core/mvc/service/AbstractTreeHandler.java
index 0bd7382..4828d8f 100644
--- a/smtweb-framework/core/src/main/java/cc/smtweb/framework/core/mvc/service/AbstractTreeHandler.java
+++ b/smtweb-framework/core/src/main/java/cc/smtweb/framework/core/mvc/service/AbstractTreeHandler.java
@@ -15,16 +15,24 @@ import java.util.List;
 public abstract class AbstractTreeHandler<T> extends AbstractHandler {
     //树过滤
     public R filter() {
+        return R.success(buildFilter());
+    }
+
+    //构建过滤数据
+    public List<SwMap> buildFilter()  {
         List<T> rows = filterData();
-        List<SwMap> listRet = buildNodes(rows, true);
-        return R.success(listRet);
+        return buildNodes(rows, true);
     }
 
+    //下拉数据
     public R data()  {
-        List<T> rows = getChildren(params.readLong("parent_id"));
-        List<SwMap> listRet = buildNodes(rows, params.readBool("lazy"));
+        return R.success(buildData());
+    }
 
-        return R.success(listRet);
+    //构建
+    public List<SwMap> buildData()  {
+        List<T> rows = getChildren(params.readLong("parent_id"));
+        return buildNodes(rows, params.readBool("lazy"));
     }
 
     //搜索