diff --git a/plugin.xml b/plugin.xml
index e844b70..4ce97c3 100644
--- a/plugin.xml
+++ b/plugin.xml
@@ -2,7 +2,7 @@
     <id>com.fr.plugin.widget.ztree</id>
     <name><![CDATA[急速下拉树控件]]></name>
     <active>yes</active>
-    <version>7.0</version>
+    <version>7.1</version>
     <env-version>8.0</env-version>
     <jartime>2016-03-20</jartime>
     <vendor>solution.richie</vendor>
@@ -18,6 +18,8 @@
         <p>[2015-12-11]增加弹出层高度设置属性;弹出层宽度跟随控件宽度</p>
         <p>[2016-01-15]修正弹出层会被图表遮住无法选择的问题</p>
         <p>[2016-03-20]修复了超级大bug</p>
+        <p>[2016-04-11]修复了无法试用的bug</p>
+        <p>[2016-04-11]在设计器里面可以无限试用</p>
     ]]></change-notes>
     <extra-core>
         <LocaleFinder class="com.fr.plugin.widget.ztree.ZTreeLocaleFinder"/>
diff --git a/src/com/fr/plugin/widget/ztree/ZTreeLocaleFinder.java b/src/com/fr/plugin/widget/ztree/ZTreeLocaleFinder.java
index 4591bf5..2bbdc86 100644
--- a/src/com/fr/plugin/widget/ztree/ZTreeLocaleFinder.java
+++ b/src/com/fr/plugin/widget/ztree/ZTreeLocaleFinder.java
@@ -1,10 +1,13 @@
 package com.fr.plugin.widget.ztree;
 
+import com.fr.plugin.widget.ztree.core.ZTreeConstants;
+import com.fr.stable.fun.Authorize;
 import com.fr.stable.fun.impl.AbstractLocaleFinder;
 
 /**
  * Created by richie on 15/11/17.
  */
+@Authorize(callSignKey = ZTreeConstants.PLUGIN_ID)
 public class ZTreeLocaleFinder extends AbstractLocaleFinder {
 
     @Override
diff --git a/src/com/fr/plugin/widget/ztree/core/ZTree.java b/src/com/fr/plugin/widget/ztree/core/ZTree.java
index fdaede7..eead773 100644
--- a/src/com/fr/plugin/widget/ztree/core/ZTree.java
+++ b/src/com/fr/plugin/widget/ztree/core/ZTree.java
@@ -4,6 +4,7 @@ import com.fr.form.ui.CustomWriteAbleRepeatEditor;
 import com.fr.form.ui.DataControl;
 import com.fr.form.ui.WidgetValue;
 import com.fr.general.Inter;
+import com.fr.general.ModuleContext;
 import com.fr.general.xml.GeneralXMLTools;
 import com.fr.json.JSONArray;
 import com.fr.json.JSONException;
@@ -121,7 +122,7 @@ public class ZTree extends CustomWriteAbleRepeatEditor implements DataControl {
             return new JSONArray();
         }
         PluginLicense pluginLicense = PluginLicenseManager.getInstance().getPluginLicenseByID(ZTreeConstants.PLUGIN_ID);
-        if (pluginLicense != null && pluginLicense.isAvailable()) {
+        if ((pluginLicense != null && pluginLicense.isAvailable()) || isDesign()) {
             String pv = WebUtils.getHTTPRequestParameter(req, "pv");
             int level = WebUtils.getHTTPRequestIntParameter(req, "level", ZTreeNode.ROOT_LEVEL);
             String text = WebUtils.getHTTPRequestParameter(req, "text");
@@ -140,6 +141,12 @@ public class ZTree extends CustomWriteAbleRepeatEditor implements DataControl {
         }
     }
 
+
+    private boolean isDesign() {
+        return ModuleContext.isModuleStarted("com.fr.design.module.DesignerModule");
+    }
+
+
     @Override
     public void readXML(XMLableReader reader) {
         super.readXML(reader);
diff --git a/src/com/fr/plugin/widget/ztree/core/ZTreeConstants.java b/src/com/fr/plugin/widget/ztree/core/ZTreeConstants.java
new file mode 100644
index 0000000..d498137
--- /dev/null
+++ b/src/com/fr/plugin/widget/ztree/core/ZTreeConstants.java
@@ -0,0 +1,9 @@
+package com.fr.plugin.widget.ztree.core;
+
+/**
+ * Created by richie on 16/3/21.
+ */
+public class ZTreeConstants {
+
+    public static final String PLUGIN_ID = "com.fr.plugin.widget.ztree";
+}
diff --git a/src/com/fr/plugin/widget/ztree/core/ZTreeMarkInForm.java b/src/com/fr/plugin/widget/ztree/core/ZTreeMarkInForm.java
index 0725473..252fdfb 100644
--- a/src/com/fr/plugin/widget/ztree/core/ZTreeMarkInForm.java
+++ b/src/com/fr/plugin/widget/ztree/core/ZTreeMarkInForm.java
@@ -12,7 +12,6 @@ import com.fr.stable.fun.Authorize;
 /**
  * Created by richie on 15/11/17.
  */
-@Authorize(callSignKey = ZTreeConstants.PLUGIN_ID)
 public class ZTreeMarkInForm extends AbstractFormWidgetOptionProvider implements ParameterWidgetOptionProvider {
 
     @Override