diff --git a/src/widget/dynamicdate/dynamicdate.combo.js b/src/widget/dynamicdate/dynamicdate.combo.js
index 5cf8b37540..5c5480c2f8 100644
--- a/src/widget/dynamicdate/dynamicdate.combo.js
+++ b/src/widget/dynamicdate/dynamicdate.combo.js
@@ -64,6 +64,7 @@ BI.DynamicDateCombo = BI.inherit(BI.Single, {
                                     if (self.combo.isViewVisible()) {
                                         self.combo.hideView();
                                     }
+                                    self.fireEvent(BI.DynamicDateCombo.EVENT_KEY_DOWN);
                                 }
                             }, {
                                 eventName: BI.DynamicDateTrigger.EVENT_STOP,
@@ -282,6 +283,7 @@ BI.DynamicDateCombo = BI.inherit(BI.Single, {
     }
 });
 
+BI.DynamicDateCombo.EVENT_KEY_DOWN = "EVENT_KEY_DOWN";
 BI.DynamicDateCombo.EVENT_CONFIRM = "EVENT_CONFIRM";
 BI.DynamicDateCombo.EVENT_FOCUS = "EVENT_FOCUS";
 BI.DynamicDateCombo.EVENT_CHANGE = "EVENT_CHANGE";
diff --git a/src/widget/dynamicdatetime/dynamicdatetime.combo.js b/src/widget/dynamicdatetime/dynamicdatetime.combo.js
index 6db4f7fded..e1f16e4138 100644
--- a/src/widget/dynamicdatetime/dynamicdatetime.combo.js
+++ b/src/widget/dynamicdatetime/dynamicdatetime.combo.js
@@ -64,6 +64,7 @@ BI.DynamicDateTimeCombo = BI.inherit(BI.Single, {
                                     if (self.combo.isViewVisible()) {
                                         self.combo.hideView();
                                     }
+                                    self.fireEvent(BI.DynamicDateTimeCombo.EVENT_KEY_DOWN);
                                 }
                             }, {
                                 eventName: BI.DynamicDateTimeTrigger.EVENT_STOP,
@@ -285,6 +286,7 @@ BI.DynamicDateTimeCombo = BI.inherit(BI.Single, {
     }
 });
 
+BI.DynamicDateTimeCombo.EVENT_KEY_DOWN = "EVENT_KEY_DOWN";
 BI.DynamicDateTimeCombo.EVENT_CONFIRM = "EVENT_CONFIRM";
 BI.DynamicDateTimeCombo.EVENT_FOCUS = "EVENT_FOCUS";
 BI.DynamicDateTimeCombo.EVENT_CHANGE = "EVENT_CHANGE";
diff --git a/src/widget/time/time.combo.js b/src/widget/time/time.combo.js
index e9f0f0393f..207a07c1b3 100644
--- a/src/widget/time/time.combo.js
+++ b/src/widget/time/time.combo.js
@@ -78,6 +78,7 @@
                                         if (self.combo.isViewVisible()) {
                                             self.combo.hideView();
                                         }
+                                        self.fireEvent(BI.TimeCombo.EVENT_KEY_DOWN);
                                     }
                                 }, {
                                     eventName: "EVENT_STOP",
@@ -211,6 +212,7 @@
         }
     });
 
+    BI.TimeCombo.EVENT_KEY_DOWN = "EVENT_KEY_DOWN";
     BI.TimeCombo.EVENT_CONFIRM = "EVENT_CONFIRM";
     BI.TimeCombo.EVENT_CHANGE = "EVENT_CHANGE";
     BI.TimeCombo.EVENT_VALID = "EVENT_VALID";