diff --git a/src/com/fr/plugin/form/widget/core/RHIframe.java b/src/com/fr/plugin/form/widget/core/RHIframe.java
index 8b00578..56e5b8f 100644
--- a/src/com/fr/plugin/form/widget/core/RHIframe.java
+++ b/src/com/fr/plugin/form/widget/core/RHIframe.java
@@ -1,6 +1,9 @@
 package com.fr.plugin.form.widget.core;
 
+import com.fr.form.ui.DataControl;
 import com.fr.form.ui.FieldEditor;
+import com.fr.form.ui.WidgetValue;
+import com.fr.general.FRLogger;
 import com.fr.general.Inter;
 import com.fr.general.xml.GeneralXMLTools;
 import com.fr.json.JSONArray;
@@ -9,6 +12,8 @@ import com.fr.json.JSONObject;
 import com.fr.plugin.ExtraClassManager;
 import com.fr.plugin.form.widget.monitor.RHFunctionProcessor;
 import com.fr.script.Calculator;
+import com.fr.stable.ArrayUtils;
+import com.fr.stable.DependenceProvider;
 import com.fr.stable.core.NodeVisitor;
 import com.fr.stable.fun.FunctionHelper;
 import com.fr.stable.fun.FunctionProcessor;
@@ -24,7 +29,7 @@ import javax.servlet.http.HttpServletRequest;
 /**
  * Created by richie on 15/12/2.
  */
-public class RHIframe extends FieldEditor {
+public class RHIframe extends FieldEditor implements DataControl {
 
     private static final FunctionProcessor RH = new AbstractFunctionProcessor() {
         @Override
@@ -72,7 +77,6 @@ public class RHIframe extends FieldEditor {
         this.overflowY = overflowY;
     }
 
-
     @Override
     public JSONObject createJSONConfig(Repository repo, Calculator c, NodeVisitor nodeVisitor) throws JSONException {
         FunctionProcessor p = ExtraClassManager.getInstance().getFunctionProcessor();
@@ -114,7 +118,10 @@ public class RHIframe extends FieldEditor {
 
     @Override
     public String[] dependence(CalculatorProvider ca) {
-        return new String[0];
+        if (attr == null) {
+            return ArrayUtils.EMPTY_STRING_ARRAY;
+        }
+        return attr.dependence(ca);
     }
 
     @Override
@@ -142,4 +149,29 @@ public class RHIframe extends FieldEditor {
             GeneralXMLTools.writeXMLable(writer, attr, RHIframeAttr.XML_TAG);
         }
     }
+
+    @Override
+    public int[] getValueType() {
+        return new int[0];
+    }
+
+    @Override
+    public void setWidgetValue(WidgetValue value) {
+
+    }
+
+    @Override
+    public WidgetValue getWidgetValue() {
+        return null;
+    }
+
+    @Override
+    public void createValueResult(DataControl widget, Calculator widgetCalculator, JSONObject widgetResult, JSONObject attrSourceCache) {
+        try {
+            JSONObject data = JSONObject.create();
+            widgetResult.put(widgetName.toUpperCase(), data);
+        } catch (JSONException e) {
+            FRLogger.getLogger().error(e.getMessage(), e);
+        }
+    }
 }
\ No newline at end of file
diff --git a/src/com/fr/plugin/form/widget/core/RHIframeAttr.java b/src/com/fr/plugin/form/widget/core/RHIframeAttr.java
index 7cd7126..0c50a2c 100644
--- a/src/com/fr/plugin/form/widget/core/RHIframeAttr.java
+++ b/src/com/fr/plugin/form/widget/core/RHIframeAttr.java
@@ -8,22 +8,22 @@ import com.fr.json.JSONArray;
 import com.fr.json.JSONException;
 import com.fr.json.JSONObject;
 import com.fr.script.Calculator;
-import com.fr.stable.CodeUtils;
-import com.fr.stable.ParameterProvider;
-import com.fr.stable.UtilEvalError;
+import com.fr.stable.*;
 import com.fr.stable.js.WidgetName;
+import com.fr.stable.script.CalculatorProvider;
 import com.fr.stable.script.NameSpace;
 import com.fr.stable.xml.*;
 import com.fr.web.core.SessionIDInfor;
 
 import javax.servlet.http.HttpServletRequest;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
 
 /**
  * Created by richie on 15/12/2.
  */
-public class RHIframeAttr implements XMLable {
+public class RHIframeAttr implements XMLable, DependenceProvider  {
     public static final String XML_TAG = "RHIframeAttr";
 
     private RHIframeSource source;
@@ -46,10 +46,26 @@ public class RHIframeAttr implements XMLable {
         this.parameters = parameters;
     }
 
+    @Override
+    public String[] dependence(CalculatorProvider ca) {
+        List<String> data = new ArrayList<String>();
+        data.addAll(Arrays.asList(source.dependence(ca)));
+        if (parameters != null) {
+            for (ParameterProvider parameter : parameters) {
+                data.addAll(Arrays.asList(parameter.dependence(ca)));
+            }
+        }
+        return data.toArray(new String[data.size()]);
+    }
+
     public void mixConfig(JSONObject jo, Calculator c, HttpServletRequest req) throws JSONException {
         if (source != null) {
             jo.put("src", source.getCalculatedUrl(c, req));
         }
+        String[] dependence = dependence(c);
+        if (!ArrayUtils.isEmpty(dependence)) {
+            jo.put("dependence", dependence);
+        }
     }
 
     public void mixJSONData(JSONArray ja, SessionIDInfor sessionIDInfor, Calculator c) throws JSONException, UtilEvalError {
diff --git a/src/com/fr/plugin/form/widget/core/RHIframeSource.java b/src/com/fr/plugin/form/widget/core/RHIframeSource.java
index c690aa1..aec6d43 100644
--- a/src/com/fr/plugin/form/widget/core/RHIframeSource.java
+++ b/src/com/fr/plugin/form/widget/core/RHIframeSource.java
@@ -1,6 +1,7 @@
 package com.fr.plugin.form.widget.core;
 
 import com.fr.script.Calculator;
+import com.fr.stable.DependenceProvider;
 import com.fr.stable.xml.XMLPrintWriter;
 import com.fr.stable.xml.XMLable;
 import com.fr.stable.xml.XMLableReader;
@@ -10,7 +11,7 @@ import javax.servlet.http.HttpServletRequest;
 /**
  * Created by richie on 15/12/2.
  */
-public class RHIframeSource implements XMLable {
+public abstract class RHIframeSource implements XMLable, DependenceProvider {
 
     public static final String XML_TAG = "RHIframeSource";
 
diff --git a/src/com/fr/plugin/form/widget/core/TemplateSource.java b/src/com/fr/plugin/form/widget/core/TemplateSource.java
index f5c5cec..af9a444 100644
--- a/src/com/fr/plugin/form/widget/core/TemplateSource.java
+++ b/src/com/fr/plugin/form/widget/core/TemplateSource.java
@@ -1,13 +1,21 @@
 package com.fr.plugin.form.widget.core;
 
+import com.fr.base.Parameter;
+import com.fr.base.ParameterHelper;
 import com.fr.base.TemplateUtils;
 import com.fr.data.NetworkHelper;
 import com.fr.general.Inter;
 import com.fr.script.Calculator;
+import com.fr.stable.ArrayUtils;
+import com.fr.stable.script.CalculatorProvider;
 import com.fr.stable.xml.XMLPrintWriter;
 import com.fr.stable.xml.XMLableReader;
 
 import javax.servlet.http.HttpServletRequest;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
 
 /**
  * Created by richie on 15/12/2.
@@ -48,6 +56,16 @@ public class TemplateSource extends RHIframeSource {
         return null;
     }
 
+    @Override
+    public String[] dependence(CalculatorProvider ca) {
+        Parameter[] parameters = ParameterHelper.analyze4Parameters(path, false);
+        List<String> collections = new ArrayList<String>();
+        for (Parameter parameter : parameters) {
+            collections.addAll(Arrays.asList(parameter.dependence(ca)));
+        }
+        return collections.toArray(new String[collections.size()]);
+    }
+
     @Override
     public String toString() {
         return Inter.getLocText("Plugin_RH_Iframe_Template_Path");
diff --git a/src/com/fr/plugin/form/widget/core/URLSource.java b/src/com/fr/plugin/form/widget/core/URLSource.java
index c5133f0..81512c0 100644
--- a/src/com/fr/plugin/form/widget/core/URLSource.java
+++ b/src/com/fr/plugin/form/widget/core/URLSource.java
@@ -1,12 +1,18 @@
 package com.fr.plugin.form.widget.core;
 
+import com.fr.base.Parameter;
+import com.fr.base.ParameterHelper;
 import com.fr.base.TemplateUtils;
 import com.fr.general.Inter;
 import com.fr.script.Calculator;
+import com.fr.stable.script.CalculatorProvider;
 import com.fr.stable.xml.XMLPrintWriter;
 import com.fr.stable.xml.XMLableReader;
 
 import javax.servlet.http.HttpServletRequest;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
 
 /**
  * Created by richie on 15/12/2.
@@ -39,6 +45,16 @@ public class URLSource extends RHIframeSource {
         }
     }
 
+    @Override
+    public String[] dependence(CalculatorProvider ca) {
+        Parameter[] parameters = ParameterHelper.analyze4Parameters(url, false);
+        List<String> collections = new ArrayList<String>();
+        for (Parameter parameter : parameters) {
+            collections.addAll(Arrays.asList(parameter.dependence(ca)));
+        }
+        return collections.toArray(new String[collections.size()]);
+    }
+
     @Override
     public String toString() {
         return Inter.getLocText("Plugin_RH_Iframe_Url");