diff --git a/src/case/combo/searchtextvaluecombo/trigger.searchtextvalue.js b/src/case/combo/searchtextvaluecombo/trigger.searchtextvalue.js
index 7e84a4452..5673d3f47 100644
--- a/src/case/combo/searchtextvaluecombo/trigger.searchtextvalue.js
+++ b/src/case/combo/searchtextvaluecombo/trigger.searchtextvalue.js
@@ -111,4 +111,5 @@ BI.SearchTextValueTrigger.EVENT_SEARCHING = "EVENT_SEARCHING";
 BI.SearchTextValueTrigger.EVENT_STOP = "EVENT_STOP";
 BI.SearchTextValueTrigger.EVENT_START = "EVENT_START";
 BI.SearchTextValueTrigger.EVENT_CHANGE = "EVENT_CHANGE";
+BI.SearchTextValueTrigger.EVENT_CLEAR = "EVENT_CLEAR";
 BI.shortcut("bi.search_text_value_trigger", BI.SearchTextValueTrigger);
diff --git a/src/case/combo/textvaluecombo/combo.textvalue.js b/src/case/combo/textvaluecombo/combo.textvalue.js
index 6b9ef321b..75f2fd41f 100644
--- a/src/case/combo/textvaluecombo/combo.textvalue.js
+++ b/src/case/combo/textvaluecombo/combo.textvalue.js
@@ -12,6 +12,7 @@ BI.TextValueCombo = BI.inherit(BI.Widget, {
             chooseType: BI.ButtonGroup.CHOOSE_TYPE_SINGLE,
             text: "",
             value: "",
+            allowClear: false,
         });
     },
 
@@ -33,7 +34,16 @@ BI.TextValueCombo = BI.inherit(BI.Widget, {
             height: o.height,
             text: o.text,
             value: o.value,
-            warningTitle: o.warningTitle
+            warningTitle: o.warningTitle,
+            allowClear: o.allowClear,
+            listeners: [
+                {
+                    eventName: BI.SelectTextTrigger.EVENT_CLEAR,
+                    action: function () {
+                        self._clear();
+                    }
+                }
+            ],
         });
         this.popup = BI.createWidget({
             type: "bi.text_value_combo_popup",
@@ -62,13 +72,18 @@ BI.TextValueCombo = BI.inherit(BI.Widget, {
                 minHeight: 25
             }
         });
-        if(BI.isKey(o.value)) {
+        if (BI.isKey(o.value)) {
             this._checkError(o.value);
         }
     },
 
+    _clear: function () {
+        this.trigger.attr("text", "");
+        this.setValue();
+    },
+
     _checkError: function (v) {
-        if(BI.isNull(v) || BI.isEmptyArray(v) || BI.isEmptyString(v)) {
+        if (BI.isNull(v) || BI.isEmptyArray(v) || BI.isEmptyString(v)) {
             this.trigger.options.tipType = "success";
             this.element.removeClass("combo-error");
         } else {
diff --git a/src/case/trigger/trigger.text.js b/src/case/trigger/trigger.text.js
index e8ee789df..a85506c95 100644
--- a/src/case/trigger/trigger.text.js
+++ b/src/case/trigger/trigger.text.js
@@ -7,25 +7,27 @@
  */
 BI.TextTrigger = BI.inherit(BI.Trigger, {
 
-    _defaultConfig: function () {
+    props: function () {
         var self = this;
-        var conf = BI.TextTrigger.superclass._defaultConfig.apply(this, arguments);
-        return BI.extend(conf, {
-            baseCls: (conf.baseCls || "") + " bi-text-trigger",
+        return {
+            baseCls: "bi-text-trigger",
             height: 24,
             textHgap: 6,
             textCls: "",
+            allowClear: false,
             title: function () {
                 return self.text.getText();
             }
-        });
+        };
     },
 
-    _init: function () {
-        BI.TextTrigger.superclass._init.apply(this, arguments);
+    render: function () {
         var self = this, o = this.options, c = this._const;
-        this.text = BI.createWidget({
+        var text = {
             type: "bi.label",
+            ref: function (_ref) {
+                self.text = _ref;
+            },
             cls: "select-text-label" + (BI.isKey(o.textCls) ? (" " + o.textCls) : ""),
             textAlign: "left",
             height: o.height,
@@ -39,32 +41,69 @@ BI.TextTrigger = BI.inherit(BI.Trigger, {
             tgap: o.textTgap,
             bgap: o.textBgap,
             readonly: o.readonly
-        });
-        this.trigerButton = BI.createWidget({
+        };
+
+        var triggerButton = {
             type: "bi.trigger_icon_button",
+            ref: function (_ref) {
+                self.triggerButton = _ref;
+            },
             width: o.triggerWidth || o.height
-        });
+        };
 
-        BI.createWidget({
-            element: this,
+        return ({
             type: "bi.horizontal_fill",
             items: [
                 {
-                    el: this.text,
+                    el: text,
                     width: "fill"
                 }, {
-                    el: this.trigerButton,
-                    width: o.triggerWidth || o.height
+                    type: "bi.vertical_adapt",
+                    horizontalAlign: "left",
+                    width: o.triggerWidth || o.height,
+                    scrollable: false,
+                    items: [
+                        {
+                            el: {
+                                type: "bi.icon_button",
+                                ref: function (_ref) {
+                                    self.clearBtn = _ref;
+                                },
+                                cls: "close-h-font",
+                                stopPropagation: true,
+                                handler: function () {
+                                    self.fireEvent(BI.TextTrigger.EVENT_CLEAR);
+                                    self.clearBtn.setVisible(false);
+                                },
+                                invisible: true,
+                            },
+                            width: o.triggerWidth || o.height
+                        }, {
+                            el: triggerButton,
+                            width: o.triggerWidth || o.height
+                        }
+                    ]
                 }
             ]
         });
     },
 
-    getTextor: function() {
+    mounted: function () {
+        var self = this;
+        if (this.options.allowClear) {
+            this.element.hover(function () {
+                BI.isKey(self.text.getText()) && self.clearBtn.setVisible(true);
+            }, function () {
+                self.clearBtn.setVisible(false);
+            });
+        }
+    },
+
+    getTextor: function () {
         return this.text;
     },
 
-    setTextCls: function(cls) {
+    setTextCls: function (cls) {
         var o = this.options;
         var oldCls = o.textCls;
         o.textCls = cls;
@@ -80,4 +119,6 @@ BI.TextTrigger = BI.inherit(BI.Trigger, {
         this.options.tipType = v;
     }
 });
+
+BI.TextTrigger.EVENT_CLEAR = "EVENT_CLEAR";
 BI.shortcut("bi.text_trigger", BI.TextTrigger);
diff --git a/src/case/trigger/trigger.text.select.js b/src/case/trigger/trigger.text.select.js
index 8b24c1c9c..f9b8a770e 100644
--- a/src/case/trigger/trigger.text.select.js
+++ b/src/case/trigger/trigger.text.select.js
@@ -11,6 +11,7 @@ BI.SelectTextTrigger = BI.inherit(BI.Trigger, {
         return BI.extend(BI.SelectTextTrigger.superclass._defaultConfig.apply(this, arguments), {
             baseCls: "bi-select-text-trigger",
             height: 24,
+            allowClear: false,
         });
     },
 
@@ -32,11 +33,20 @@ BI.SelectTextTrigger = BI.inherit(BI.Trigger, {
             textTgap: o.textTgap,
             textBgap: o.textBgap,
             tipType: o.tipType,
-            warningTitle: o.warningTitle
+            warningTitle: o.warningTitle,
+            allowClear: o.allowClear,
+            listeners: [
+                {
+                    eventName: BI.TextTrigger.EVENT_CLEAR,
+                    action: function () {
+                        self.fireEvent(BI.SelectTextTrigger.EVENT_CLEAR);
+                    }
+                }
+            ]
         });
     },
 
-    _digest: function(vals, items){
+    _digest: function (vals, items) {
         var o = this.options;
         vals = BI.isArray(vals) ? vals : [vals];
         var result = [];
@@ -51,12 +61,12 @@ BI.SelectTextTrigger = BI.inherit(BI.Trigger, {
             return {
                 textCls: "",
                 text: result.join(",")
-            }
+            };
         } else {
             return {
                 textCls: "bi-water-mark",
                 text: BI.isFunction(o.text) ? o.text() : o.text
-            }
+            };
         }
     },
 
@@ -70,7 +80,7 @@ BI.SelectTextTrigger = BI.inherit(BI.Trigger, {
         this.trigger.setTipType(v);
     },
 
-    getTextor: function() {
+    getTextor: function () {
         return this.trigger.getTextor();
     },
 
@@ -78,4 +88,6 @@ BI.SelectTextTrigger = BI.inherit(BI.Trigger, {
         this.options.items = items;
     }
 });
+
+BI.SelectTextTrigger.EVENT_CLEAR = "EVENT_CLEAR";
 BI.shortcut("bi.select_text_trigger", BI.SelectTextTrigger);