diff --git a/cef/cef-base-browser-window.go b/cef/cef-base-browser-window.go
index b9d1fc45..7b792756 100644
--- a/cef/cef-base-browser-window.go
+++ b/cef/cef-base-browser-window.go
@@ -36,7 +36,7 @@ type IBaseWindow interface {
 //BaseWindow 是一个基于chromium 和 lcl 的窗口组件
 type BaseWindow struct {
 	*lcl.TForm                          //
-	chromium         *TCEFChromium      //
+	chromium         IChromium          //
 	windowParent     ITCefWindow        //
 	windowInfo       *TCefWindowInfo    //窗口信息
 	windowId         int32              //
diff --git a/cef/cef-chromium.go b/cef/cef-chromium.go
index de3b2bb6..4fc893d8 100644
--- a/cef/cef-chromium.go
+++ b/cef/cef-chromium.go
@@ -54,7 +54,7 @@ type TCEFChromium struct {
 	emitLock         *sync.Mutex
 }
 
-func NewChromium(owner lcl.IComponent, config *tCefChromiumConfig) *TCEFChromium {
+func NewChromium(owner lcl.IComponent, config *tCefChromiumConfig) IChromium {
 	m := new(TCEFChromium)
 	m.procName = "CEFChromium"
 	if config != nil {
diff --git a/cef/cef-commponent-tray_window.go b/cef/cef-commponent-tray_window.go
index 574feafd..eb0d4e9c 100644
--- a/cef/cef-commponent-tray_window.go
+++ b/cef/cef-commponent-tray_window.go
@@ -26,7 +26,7 @@ type tCefTrayForm struct {
 	*lcl.TForm
 	owner        lcl.IWinControl
 	trayIcon     *lcl.TTrayIcon
-	chromium     *TCEFChromium
+	chromium     IChromium
 	windowParent ITCefWindow
 	x, y, w, h   int32
 	mouseUp      TMouseEvent
diff --git a/cef/cef-i-window-parent.go b/cef/cef-i-window-parent.go
index 718d604d..f303b48f 100644
--- a/cef/cef-i-window-parent.go
+++ b/cef/cef-i-window-parent.go
@@ -9,7 +9,7 @@ import (
 type ITCefWindow interface {
 	lcl.IWinControl
 	Type() consts.TCefWindowHandleType
-	SetChromium(chromium *TCEFChromium, tag int32)
+	SetChromium(chromium IChromium, tag int32)
 	UpdateSize()
 	HandleAllocated() bool
 	CreateHandle()
diff --git a/cef/cef-linked-window-parent.go b/cef/cef-linked-window-parent.go
index 474ce280..17860d08 100644
--- a/cef/cef-linked-window-parent.go
+++ b/cef/cef-linked-window-parent.go
@@ -32,7 +32,7 @@ func (m *TCEFLinkedWindowParent) Type() consts.TCefWindowHandleType {
 	return consts.Wht_LinkedWindowParent
 }
 
-func (m *TCEFLinkedWindowParent) SetChromium(chromium *TCEFChromium, tag int32) {
+func (m *TCEFLinkedWindowParent) SetChromium(chromium IChromium, tag int32) {
 	_CEFLinkedWindow_SetChromium(m.instance, chromium, tag)
 }
 
diff --git a/cef/cef-proc.go b/cef/cef-proc.go
index 5347d59c..f5452982 100644
--- a/cef/cef-proc.go
+++ b/cef/cef-proc.go
@@ -77,8 +77,8 @@ func _CEFLinkedWindow_UpdateSize(instance uintptr) {
 	Proc("CEFLinkedWindow_UpdateSize").Call(instance)
 }
 
-func _CEFLinkedWindow_SetChromium(instance uintptr, chromium *TCEFChromium, tag int32) {
-	Proc("CEFLinkedWindow_SetChromium").Call(instance, chromium.instance, uintptr(tag))
+func _CEFLinkedWindow_SetChromium(instance uintptr, chromium IChromium, tag int32) {
+	Proc("CEFLinkedWindow_SetChromium").Call(instance, chromium.Instance(), uintptr(tag))
 }
 
 func _CEFLinkedWindow_OnEnter(instance uintptr, fn interface{}) {
diff --git a/cef/cef-window-parent.go b/cef/cef-window-parent.go
index df4fc0d6..a7f75afa 100644
--- a/cef/cef-window-parent.go
+++ b/cef/cef-window-parent.go
@@ -9,6 +9,7 @@
 package cef
 
 import (
+	"fmt"
 	"github.com/energye/energy/consts"
 	"github.com/energye/golcl/lcl"
 	"github.com/energye/golcl/lcl/api"
@@ -40,7 +41,8 @@ func (m *TCEFWindowParent) Type() consts.TCefWindowHandleType {
 	return consts.Wht_WindowParent
 }
 
-func (m *TCEFWindowParent) SetChromium(chromium *TCEFChromium, tag int32) {
+func (m *TCEFWindowParent) SetChromium(chromium IChromium, tag int32) {
+	fmt.Println("chromium.Instance()", chromium.Instance())
 }
 
 func (m *TCEFWindowParent) HandleAllocated() bool {