diff --git a/QQtExample_Temp.pro b/QQtExample_Temp.pro
index 060e5501..e1982085 100644
--- a/QQtExample_Temp.pro
+++ b/QQtExample_Temp.pro
@@ -1,17 +1,17 @@
-##-----------------------------------------------------------------
-##LibQQt样例工程入口
-##不能随便编译，初始设置要求比较严格，请按照规程设置完整。
-##Example要编译，必须先编译完LibQQt
-##本Library基于Multi-link技术，Example也是
-##Example工程也就是App工程和Library工程不能放在一起编译，否则会引发 first time bug (add_deploy_library_on_mac).
-##Library工程组和App工程组分开编译，不会引发这个bug。
-##-----------------------------------------------------------------
-TEMPLATE = subdirs
-CONFIG += ordered
-
-SUBDIRS =
-
-#SUBDIRS += test/giftest
-#SUBDIRS += test/voicetest
-#SUBDIRS += examples/exquisite
-SUBDIRS += demo/QQtRoseMonitor
+##-----------------------------------------------------------------
+##LibQQt样例工程入口
+##不能随便编译，初始设置要求比较严格，请按照规程设置完整。
+##Example要编译，必须先编译完LibQQt
+##本Library基于Multi-link技术，Example也是
+##Example工程也就是App工程和Library工程不能放在一起编译，否则会引发 first time bug (add_deploy_library_on_mac).
+##Library工程组和App工程组分开编译，不会引发这个bug。
+##-----------------------------------------------------------------
+TEMPLATE = subdirs
+CONFIG += ordered
+
+SUBDIRS += test/QQtCustomTitleBarMainFormTest
+SUBDIRS += test/QQtOSDFormTest
+#SUBDIRS += demo/QQtRoseMonitor
+#SUBDIRS += examples/exquisite
+#SUBDIRS += test/voicetest
+#SUBDIRS += test/giftest
diff --git a/multi-link b/multi-link
index e0e44990..d0a65e5f 160000
--- a/multi-link
+++ b/multi-link
@@ -1 +1 @@
-Subproject commit e0e449906b9370cdc77aafada37aa285751bbd19
+Subproject commit d0a65e5f49433c1ca446c34926e7e169ef550362
diff --git a/src/exquisite/osdwidgets/qqtosdform.cpp b/src/exquisite/osdwidgets/qqtosdform.cpp
new file mode 100644
index 00000000..1b6cf8b3
--- /dev/null
+++ b/src/exquisite/osdwidgets/qqtosdform.cpp
@@ -0,0 +1 @@
+#include <qqtosdform.h>
diff --git a/src/exquisite/osdwidgets/qqtosdform.h b/src/exquisite/osdwidgets/qqtosdform.h
new file mode 100644
index 00000000..cab330b3
--- /dev/null
+++ b/src/exquisite/osdwidgets/qqtosdform.h
@@ -0,0 +1,38 @@
+#ifndef QQTOSDFORM_H
+#define QQTOSDFORM_H
+
+#include <qqtwidget.h>
+
+#include <qqt-local.h>
+#include <qqtcore.h>
+
+/**
+ * QQtOSDForm
+ * 透明背景的Form，可以应用于作为透明窗口。
+ * 这个窗口只是提供实现思路，由于内部窗体的Widget无法直接交给用户继承并且实现，所以给用户方法，在源程序里按照方法实现。
+ */
+class QQTSHARED_EXPORT QQtOSDForm : public QQtWidget
+{
+    Q_OBJECT
+public:
+    explicit QQtOSDForm ( QWidget* parent = nullptr ) : QQtWidget ( parent ) {
+        //必要，最底层，提供透明背景。
+        setAttribute ( Qt::WA_TranslucentBackground, true );
+
+        //optional，qqtformbodymousehelper，提供支持鼠标点击窗体进行移动。
+        //QQtFormBodyMouseHelper* helper = new QQtFormBodyMouseHelper(this);
+
+        //在ui文件里，设置竖向Layout。
+        //上边为QQtTitleBar，用户设置高度。
+        //下边为QQtOSDFrame，提供透明和边框。
+        //在QQtOSDFrame里面实现用户的需求。
+    }
+
+    ~QQtOSDForm() {}
+
+signals:
+
+public slots:
+};
+
+#endif // QQTOSDFORM_H
diff --git a/src/exquisite/osdwidgets/qqtosdframe.cpp b/src/exquisite/osdwidgets/qqtosdframe.cpp
new file mode 100644
index 00000000..52b48b75
--- /dev/null
+++ b/src/exquisite/osdwidgets/qqtosdframe.cpp
@@ -0,0 +1,24 @@
+#include <qqtosdframe.h>
+
+QQtOSDFrame::QQtOSDFrame ( QWidget* parent ) : QQtWidget ( parent )
+{
+    setAttribute ( Qt::WA_TranslucentBackground, true );
+}
+
+QQtOSDFrame::~QQtOSDFrame() {}
+
+void QQtOSDFrame::paintEvent ( QPaintEvent* event )
+{
+    //这个效果一般，如果用户特别需要，自己绘制。
+#if 0
+    QPainter p ( this );
+    QPen pen = p.pen();
+    pen.setWidth ( 3 );
+    pen.setColor ( QColor ( 127, 188, 248 ) );
+    p.setPen ( pen );
+    p.drawLine ( QPoint ( 0, 0 ), QPoint ( 0, height() ) );
+    p.drawLine ( QPoint ( 0, height() ), QPoint ( width(), height() ) );
+    p.drawLine ( QPoint ( width(), height() ), QPoint ( width(), 0 ) );
+#endif
+    QQtWidget::paintEvent ( event );
+}
diff --git a/src/exquisite/osdwidgets/qqtosdframe.h b/src/exquisite/osdwidgets/qqtosdframe.h
new file mode 100644
index 00000000..de9e48d9
--- /dev/null
+++ b/src/exquisite/osdwidgets/qqtosdframe.h
@@ -0,0 +1,34 @@
+#ifndef QQTOSDFRAME_H
+#define QQTOSDFRAME_H
+
+#include <qqtwidget.h>
+
+#include <qqt-local.h>
+#include <qqtcore.h>
+
+/**
+ * QQtOSDFrame
+ * 透明背景的Frame，可以应用于作为透明窗体。
+ *
+ * 提供绘制窗体的边框。
+ * 支持QSS修饰。
+ * 可以设置背景。
+ */
+class QQTSHARED_EXPORT QQtOSDFrame : public QQtWidget
+{
+    Q_OBJECT
+public:
+    explicit QQtOSDFrame ( QWidget* parent = nullptr );
+
+    ~QQtOSDFrame();
+
+signals:
+
+public slots:
+
+    // QWidget interface
+protected:
+    virtual void paintEvent ( QPaintEvent* event ) override;
+};
+
+#endif // QQTOSDFRAME_H
diff --git a/src/frame/qqtosdwidget.cpp b/src/exquisite/osdwidgets/qqtosdwidget.cpp
similarity index 100%
rename from src/frame/qqtosdwidget.cpp
rename to src/exquisite/osdwidgets/qqtosdwidget.cpp
diff --git a/src/frame/qqtosdwidget.h b/src/exquisite/osdwidgets/qqtosdwidget.h
similarity index 74%
rename from src/frame/qqtosdwidget.h
rename to src/exquisite/osdwidgets/qqtosdwidget.h
index 723bd7e9..b893461f 100644
--- a/src/frame/qqtosdwidget.h
+++ b/src/exquisite/osdwidgets/qqtosdwidget.h
@@ -6,6 +6,10 @@
 #include <qqt-local.h>
 #include <qqtcore.h>
 
+/**
+ * QQtOSDWidget
+ * 透明背景的Widget，可以应用于作为透明控件。
+ */
 class QQTSHARED_EXPORT QQtOSDWidget : public QQtWidget
 {
     Q_OBJECT
diff --git a/src/exquisite/qqtframelesshelperprivate.cpp b/src/exquisite/qqtframelesshelperprivate.cpp
index df00ff1c..ee78307d 100644
--- a/src/exquisite/qqtframelesshelperprivate.cpp
+++ b/src/exquisite/qqtframelesshelperprivate.cpp
@@ -6,51 +6,51 @@
 #include <QDebug>
 #include <QApplication>
 
-QQtFramelessHelperPrivate::QQtFramelessHelperPrivate(QWidget* parent)
-    : parent(parent),
-      isMaximized(false),
-      direction(None),
-      buttonMaximized(0),
-      buttonRestore(0),
-      buttonClose(0),
-      buttonMinimized(0),
-      isMousePressed(false),
-      QObject(parent)
+QQtFramelessHelperPrivate::QQtFramelessHelperPrivate ( QWidget* parent )
+    : parent ( parent ),
+      isMaximized ( false ),
+      direction ( None ),
+      buttonMaximized ( 0 ),
+      buttonRestore ( 0 ),
+      buttonClose ( 0 ),
+      buttonMinimized ( 0 ),
+      isMousePressed ( false ),
+      QObject ( parent )
 {
-    margins = QMargins(5, 5, 5, 5);
-    parent->setWindowFlags(parent->windowFlags() | (Qt::FramelessWindowHint));
-    parent->installEventFilter(this);
+    margins = QMargins ( 8, 8, 8, 8 );
+    parent->setWindowFlags ( parent->windowFlags() | ( Qt::FramelessWindowHint ) );
+    parent->installEventFilter ( this );
 
 
-    timer = new QTimer(this);
-    timer->setInterval(400);
-    connect(timer, SIGNAL(timeout()), this, SLOT(checkPos()));
+    timer = new QTimer ( this );
+    timer->setInterval ( 400 );
+    connect ( timer, SIGNAL ( timeout() ), this, SLOT ( checkPos() ) );
 
     timer->start();
 }
 
-void QQtFramelessHelperPrivate::addEdgeWidget(QWidget* widget)
+void QQtFramelessHelperPrivate::addEdgeWidget ( QWidget* widget )
 {
-    if (!edgeWidgets.contains(widget))
+    if ( !edgeWidgets.contains ( widget ) )
     {
-        edgeWidgets.append(widget);
+        edgeWidgets.append ( widget );
 
-        if (!dragWidgets.contains(widget))
+        if ( !dragWidgets.contains ( widget ) )
         {
-            widget->installEventFilter(this);
+            widget->installEventFilter ( this );
         }
     }
 }
 
-void QQtFramelessHelperPrivate::addDragWidget(QWidget* widget)
+void QQtFramelessHelperPrivate::addDragWidget ( QWidget* widget )
 {
-    if (!dragWidgets.contains(widget))
+    if ( !dragWidgets.contains ( widget ) )
     {
-        dragWidgets.append(widget);
+        dragWidgets.append ( widget );
 
-        if (!edgeWidgets.contains(widget))
+        if ( !edgeWidgets.contains ( widget ) )
         {
-            widget->installEventFilter(this);
+            widget->installEventFilter ( this );
         }
     }
 }
@@ -59,16 +59,16 @@ void QQtFramelessHelperPrivate::checkPos()
 {
     QRect rectMustIn = parent->frameGeometry();
 #if QT_VERSION >= QT_VERSION_CHECK(5,0,0)
-    QRect rectMustNotIn = rectMustIn.marginsRemoved(margins);
+    QRect rectMustNotIn = rectMustIn.marginsRemoved ( margins );
 #else
-    QRect rectMustNotIn = rectMustIn.adjusted(margins.left(), margins.top(), margins.right(), margins.bottom());
+    QRect rectMustNotIn = rectMustIn.adjusted ( margins.left(), margins.top(), margins.right(), margins.bottom() );
 #endif
     QPoint cursorPos = QCursor::pos();
 
-    if (isMaximized ||
-        !parent->isActiveWindow() ||
-        !rectMustIn.contains(cursorPos) ||
-        rectMustNotIn.contains(cursorPos))
+    if ( isMaximized ||
+         !parent->isActiveWindow() ||
+         !rectMustIn.contains ( cursorPos ) ||
+         rectMustNotIn.contains ( cursorPos ) )
     {
         direction = None;
         parent->unsetCursor();
@@ -77,7 +77,7 @@ void QQtFramelessHelperPrivate::checkPos()
 
     int baseLeftCoord, baseTopCoord, baseRightCoord, baseBottomCoord;
 
-    rectMustNotIn.getCoords(&baseLeftCoord, &baseTopCoord, &baseRightCoord, &baseBottomCoord);
+    rectMustNotIn.getCoords ( &baseLeftCoord, &baseTopCoord, &baseRightCoord, &baseBottomCoord );
 
     int x, y;
     x = cursorPos.x();
@@ -85,13 +85,13 @@ void QQtFramelessHelperPrivate::checkPos()
 
     direction = None;
 
-    if (x < baseLeftCoord)
+    if ( x < baseLeftCoord )
     {
-        if (y < baseTopCoord)
+        if ( y < baseTopCoord )
         {
             direction = LeftTop;
         }
-        else if (y > baseBottomCoord)
+        else if ( y > baseBottomCoord )
         {
             direction = LeftBottom;
         }
@@ -100,13 +100,13 @@ void QQtFramelessHelperPrivate::checkPos()
             direction = Left;
         }
     }
-    else if (x > baseRightCoord)
+    else if ( x > baseRightCoord )
     {
-        if (y < baseTopCoord)
+        if ( y < baseTopCoord )
         {
             direction = RightTop;
         }
-        else if (y > baseBottomCoord)
+        else if ( y > baseBottomCoord )
         {
             direction = RightBottom;
         }
@@ -116,9 +116,9 @@ void QQtFramelessHelperPrivate::checkPos()
         }
     }
 
-    if (direction == None)
+    if ( direction == None )
     {
-        if (y < baseTopCoord)
+        if ( y < baseTopCoord )
         {
             direction = Top;
         }
@@ -128,151 +128,151 @@ void QQtFramelessHelperPrivate::checkPos()
         }
     }
 
-    switch (direction)
+    switch ( direction )
     {
-    case Left:
-    case Right:
-        parent->setCursor(Qt::SizeHorCursor);
-        break;
+        case Left:
+        case Right:
+            parent->setCursor ( Qt::SizeHorCursor );
+            break;
 
-    case Top:
-    case Bottom:
-        parent->setCursor(Qt::SizeVerCursor);
-        break;
+        case Top:
+        case Bottom:
+            parent->setCursor ( Qt::SizeVerCursor );
+            break;
 
-    case LeftTop:
-    case RightBottom:
-        parent->setCursor(Qt::SizeFDiagCursor);
-        break;
+        case LeftTop:
+        case RightBottom:
+            parent->setCursor ( Qt::SizeFDiagCursor );
+            break;
 
-    case LeftBottom:
-    case RightTop:
-        parent->setCursor(Qt::SizeBDiagCursor);
-        break;
+        case LeftBottom:
+        case RightTop:
+            parent->setCursor ( Qt::SizeBDiagCursor );
+            break;
     }
 }
 
-void QQtFramelessHelperPrivate::resize(const QPoint& cursorPos)
+void QQtFramelessHelperPrivate::resize ( const QPoint& cursorPos )
 {
     QSize oldSize = parent->size();
 
     int x, y, width = 0, height = 0;
 
-    switch (direction)
+    switch ( direction )
     {
-    case Left: // left
-        width = oldSize.width() - cursorPos.x();
-        height = oldSize.height();
+        case Left: // left
+            width = oldSize.width() - cursorPos.x();
+            height = oldSize.height();
 
-        x = parent->pos().x() - (width - oldSize.width());
-        y = parent->pos().y();
-        break;
+            x = parent->pos().x() - ( width - oldSize.width() );
+            y = parent->pos().y();
+            break;
 
-    case Right: //right
-        width = cursorPos.x();
-        height = oldSize.height();
+        case Right: //right
+            width = cursorPos.x();
+            height = oldSize.height();
 
-        x = parent->pos().x();
-        y = parent->pos().y();
-        break;
+            x = parent->pos().x();
+            y = parent->pos().y();
+            break;
 
-    case LeftTop: //left top
-        width = oldSize.width() - cursorPos.x();
-        height = oldSize.height() - cursorPos.y();
+        case LeftTop: //left top
+            width = oldSize.width() - cursorPos.x();
+            height = oldSize.height() - cursorPos.y();
 
-        x = parent->pos().x() - (width - oldSize.width());
-        y = parent->pos().y() - (height - oldSize.height());
-        break;
+            x = parent->pos().x() - ( width - oldSize.width() );
+            y = parent->pos().y() - ( height - oldSize.height() );
+            break;
 
-    case RightTop: //right top
-        width = cursorPos.x();
-        height = oldSize.height() - cursorPos.y();
+        case RightTop: //right top
+            width = cursorPos.x();
+            height = oldSize.height() - cursorPos.y();
 
-        x = parent->pos().x();
-        y = parent->pos().y() - (height - oldSize.height());
+            x = parent->pos().x();
+            y = parent->pos().y() - ( height - oldSize.height() );
 
-        break;
+            break;
 
-    case LeftBottom: //left bottom
-        width = oldSize.width() - cursorPos.x();
-        height = cursorPos.y();
+        case LeftBottom: //left bottom
+            width = oldSize.width() - cursorPos.x();
+            height = cursorPos.y();
 
-        x = parent->pos().x() - (width - oldSize.width());
-        y = parent->pos().y();
+            x = parent->pos().x() - ( width - oldSize.width() );
+            y = parent->pos().y();
 
-        break;
+            break;
 
-    case RightBottom: //right bottom
-        width = cursorPos.x();
-        height = cursorPos.y();
+        case RightBottom: //right bottom
+            width = cursorPos.x();
+            height = cursorPos.y();
 
-        x = parent->pos().x();
-        y = parent->pos().y();
-        break;
+            x = parent->pos().x();
+            y = parent->pos().y();
+            break;
 
-    case Top: //top
-        width = oldSize.width();
-        height =  oldSize.height() - cursorPos.y();
+        case Top: //top
+            width = oldSize.width();
+            height =  oldSize.height() - cursorPos.y();
 
-        x = parent->pos().x();
-        y = parent->pos().y() - (height - oldSize.height());
-        break;
+            x = parent->pos().x();
+            y = parent->pos().y() - ( height - oldSize.height() );
+            break;
 
-    case Bottom: //bottom
-        width = oldSize.width();
-        height = cursorPos.y();
+        case Bottom: //bottom
+            width = oldSize.width();
+            height = cursorPos.y();
 
-        x = parent->pos().x();
-        y = parent->pos().y();
-        break;
+            x = parent->pos().x();
+            y = parent->pos().y();
+            break;
     }
 
-    if (width > (margins.left() + margins.right()) &&
-        height > (margins.top() + margins.bottom()))
+    if ( width > ( margins.left() + margins.right() ) &&
+         height > ( margins.top() + margins.bottom() ) )
     {
-        parent->move(x, y);
-        parent->resize(width, height);
+        parent->move ( x, y );
+        parent->resize ( width, height );
     }
 }
 
 void QQtFramelessHelperPrivate::refreshMaximizedButton()
 {
-    isMaximized = parent->windowState().testFlag(Qt::WindowMaximized);
+    isMaximized = parent->windowState().testFlag ( Qt::WindowMaximized );
 
-    if (buttonRestore != 0)
+    if ( buttonRestore != 0 )
     {
-        buttonRestore->setVisible(isMaximized);
+        buttonRestore->setVisible ( isMaximized );
     }
 
-    if (buttonMaximized != 0)
+    if ( buttonMaximized != 0 )
     {
-        buttonMaximized->setVisible(!isMaximized);
+        buttonMaximized->setVisible ( !isMaximized );
     }
 }
 
-bool QQtFramelessHelperPrivate::eventFilter(QObject* obj, QEvent* event)
+bool QQtFramelessHelperPrivate::eventFilter ( QObject* obj, QEvent* event )
 {
     do
     {
-        if (event->type() == QEvent::WindowStateChange)
+        if ( event->type() == QEvent::WindowStateChange )
         {
             refreshMaximizedButton();
             break;
         }
 
-        if (event->type() == QEvent::MouseButtonPress)
+        if ( event->type() == QEvent::MouseButtonPress )
         {
-            QMouseEvent* e = (QMouseEvent*)event;
+            QMouseEvent* e = ( QMouseEvent* ) event;
 
             // no move, no drag
-            if (e->button() != Qt::LeftButton  || isMaximized)
+            if ( e->button() != Qt::LeftButton  || isMaximized )
             {
                 break;
             }
 
             checkPos();
 
-            if ((obj == parent || edgeWidgets.contains(qobject_cast<QWidget*>(obj))) && direction != None)
+            if ( ( obj == parent || edgeWidgets.contains ( qobject_cast<QWidget*> ( obj ) ) ) && direction != None )
             {
                 isMousePressed = true;
                 operation = MoveResize;
@@ -280,7 +280,7 @@ bool QQtFramelessHelperPrivate::eventFilter(QObject* obj, QEvent* event)
                 return true;
             }
 
-            if (dragWidgets.contains(qobject_cast<QWidget*>(obj)) && direction == None)
+            if ( dragWidgets.contains ( qobject_cast<QWidget*> ( obj ) ) && direction == None )
             {
                 isMousePressed = true;
                 operation = MoveDrag;
@@ -292,26 +292,26 @@ bool QQtFramelessHelperPrivate::eventFilter(QObject* obj, QEvent* event)
             break;
         }
 
-        if (event->type() == QEvent::MouseMove && isMousePressed)
+        if ( event->type() == QEvent::MouseMove && isMousePressed )
         {
-            QMouseEvent* e = (QMouseEvent*)event;
+            QMouseEvent* e = ( QMouseEvent* ) event;
 
-            if (operation == MoveDrag)
+            if ( operation == MoveDrag )
             {
-                parent->move(e->globalPos() - dragBasePoint);
+                parent->move ( e->globalPos() - dragBasePoint );
                 return true;
             }
 
-            if (operation == MoveResize)
+            if ( operation == MoveResize )
             {
-                if (obj != parent)
+                if ( obj != parent )
                 {
-                    QWidget* w = qobject_cast<QWidget*>(obj);
-                    resize(w->mapTo(parent, e->pos()));
+                    QWidget* w = qobject_cast<QWidget*> ( obj );
+                    resize ( w->mapTo ( parent, e->pos() ) );
                 }
                 else
                 {
-                    resize(e->pos());
+                    resize ( e->pos() );
                 }
 
                 return true;
@@ -320,11 +320,11 @@ bool QQtFramelessHelperPrivate::eventFilter(QObject* obj, QEvent* event)
             break;
         }
 
-        if (event->type() == QEvent::MouseButtonRelease)
+        if ( event->type() == QEvent::MouseButtonRelease )
         {
-            QMouseEvent* e = (QMouseEvent*)event;
+            QMouseEvent* e = ( QMouseEvent* ) event;
 
-            if (e->button() == Qt::LeftButton && isMousePressed)
+            if ( e->button() == Qt::LeftButton && isMousePressed )
             {
                 isMousePressed = false;
                 operation = MoveNone;
@@ -335,9 +335,9 @@ bool QQtFramelessHelperPrivate::eventFilter(QObject* obj, QEvent* event)
             break;
         }
 
-    } while (false);
+    } while ( false );
 
 
 
-    return QObject::eventFilter(obj, event);
+    return QObject::eventFilter ( obj, event );
 }
diff --git a/src/frame/qqtapplication.cpp b/src/frame/qqtapplication.cpp
index d103f871..bc994de5 100644
--- a/src/frame/qqtapplication.cpp
+++ b/src/frame/qqtapplication.cpp
@@ -31,18 +31,20 @@ QQtApplication::QQtApplication ( int& argc, char** argv ) :
 #endif
     QTextCodec::setCodecForLocale ( QTextCodec::codecForName ( "UTF-8" ) );
 
+    /*配置文件名称设定*/
+    //App继承QQtApplication以后，必须设置这三个Value，改变为自己的Value。
     /*嵌入式，应用名称必须指定 配置文件路径$CONF_PATH/organizationName/applicationName.conf[.ini]*/
     QCoreApplication::setOrganizationName ( "QQt" );
     /*专为Mac OS X 准备的，macOS下配置文件: $CONF_PATH/organizationDomain/ApplicationName.ini ... */
     QCoreApplication::setOrganizationDomain ( "www.qqt.com" ); //
     QCoreApplication::setApplicationName ( "QQt" );
 
-    /*设置配置文件所在路径*/
+    /*设置配置文件路径*/
     QSettings::setDefaultFormat ( QSettings::IniFormat );
     QSettings::setPath ( QSettings::IniFormat, QSettings::UserScope, CONFIG_PATH );
     QSettings::setPath ( QSettings::IniFormat, QSettings::SystemScope, CONFIG_PATH );
 
-    /*程序中，需要更改语言的位置，可以通过qqtApp->setLanguage实现。languageChanged信号连接到每个页面的更换语言的函数*/
+    /*程序中，需要更改语言，可以通过qqtApp->setLanguage实现。languageChanged信号连接到每个页面的刷新语言的函数，一般会在这个槽函数里调用ui->retranslateUI()*/
     qqtApp = this;
 
 #ifdef __DARWIN__
@@ -59,12 +61,12 @@ QQtApplication::QQtApplication ( int& argc, char** argv ) :
     pline() << "TSLIB_TSDEVICE:" << QProcessEnvironment::systemEnvironment().value ( "TSLIB_TSDEVICE" );
 #endif
 
-    /*解决，嵌入式板子上，串口关闭后有时无法打开的问题*/
+    /*解决：嵌入式板子上串口关闭后有时无法打开的问题*/
 #ifdef __EMBEDDED_LINUX__
     system ( "rm -f /tmp/LCK..ttyS*" );
 #endif
 
-    /*设置语言翻译器，用户需要自己设置语言，（默认为页面上的词汇，设置后为翻译的中文或者英文）*/
+    /*设置语言翻译器。用户需要自己设置语言，（默认为页面上的词汇，设置后为翻译的中文或者英文或者俄文或者其他语言。）*/
     language = new QTranslator ( this );
 
     /*设置随机数种子*/
@@ -196,7 +198,7 @@ void QQtApplication::slotUPanAutoRun ( int status )
 }
 
 
-void QQtApplication::setTextFont ( QString fontfile, int fontsize )
+bool QQtApplication::setTextFont ( QString fontfile, int fontsize )
 {
     /*这个函数没有任何问题，检测完毕。过去的报错是工作目录不对，无法加载其他数据库*/
     /*此处，改为使用QFontDatabase的经典静态方法调用方式*/
@@ -207,12 +209,19 @@ void QQtApplication::setTextFont ( QString fontfile, int fontsize )
     pline() << "font file:" << fontfile;
     pline() << "font id:" << fontID;
     pline() << "font families:" << QFontDatabase::applicationFontFamilies ( fontID );
-    //如果字体不对，这个地方会崩溃，那么我要加处理吗？
+    //如果字体不对，这个地方会崩溃，那么我要加处理吗？加。
+    if ( fontID < 0 )
+    {
+        pline() << QString ( "%1 is setted failed, unexisted, but ignored." ).arg ( fontfile );
+        return false;
+    }
     QString ziti = QFontDatabase::applicationFontFamilies ( fontID ).at ( 0 );
     pline() << "font name:" << ziti;
 
     QFont font ( ziti, fontsize );
     QApplication::setFont ( font );
+
+    return true;
 }
 
 
diff --git a/src/frame/qqtapplication.h b/src/frame/qqtapplication.h
index 6d931c35..9e8fdb9b 100644
--- a/src/frame/qqtapplication.h
+++ b/src/frame/qqtapplication.h
@@ -19,7 +19,7 @@ public:
 
     void setLanguage ( QString qmfile = "./lang/zh_CN.qm" );
     //palette
-    void setTextFont ( QString fontfile = "/usr/lib/fonts/heiti.ttf",
+    bool setTextFont ( QString fontfile = "/usr/lib/fonts/heiti.ttf",
                        int fontsize = 11 );
     //这是设置全部控件的，基本的QSS，通用的QSS，全在这个里，特殊不变的也允许放在这里。
     void setQSSStyle ( QString qssfile = "./skin/default.qss" );
diff --git a/src/frame/qqtsysteminfo.cpp b/src/highgrade/qqtsysteminfo.cpp
similarity index 100%
rename from src/frame/qqtsysteminfo.cpp
rename to src/highgrade/qqtsysteminfo.cpp
diff --git a/src/frame/qqtsysteminfo.h b/src/highgrade/qqtsysteminfo.h
similarity index 100%
rename from src/frame/qqtsysteminfo.h
rename to src/highgrade/qqtsysteminfo.h
diff --git a/src/qqt_header.pri b/src/qqt_header.pri
index 14910b50..57d643dd 100644
--- a/src/qqt_header.pri
+++ b/src/qqt_header.pri
@@ -348,6 +348,9 @@ defineTest(add_defines_QQt){
 
         #click sound widgets
         DEFINES += __CLICKSOUNDWIDGETS__
+
+        #on screen display widget
+        DEFINES += __OSDWIDGETS__
     }
 
     ########################################################################
@@ -359,8 +362,6 @@ defineTest(add_defines_QQt){
     #if you use HighGrade module, open this annotation
     #高级模块，包含不少的高级功能组件，这个模块可以集中开关。
     DEFINES += __HIGHGRADE__
-    #依赖网络模块
-    !contains (DEFINES, __NETWORKSUPPORT__): DEFINES -= __HIGHGRADE__
     contains (DEFINES, __HIGHGRADE__) {
 
     }
@@ -420,7 +421,7 @@ defineTest(add_include_QQt){
     header_path = $$1
     #如果参数1为空，那么是用SDK里的路径 用于链接时包含头文件
     #此处_bundle代表 mac下头文件在bundle里。 留意
-    isEmpty(header_path)header_path=$$PWD
+    isEmpty(header_path):header_path=$$PWD
 
     command =
     #basic
@@ -465,6 +466,7 @@ defineTest(add_include_QQt){
     command += $${header_path}/exquisite/gifwidgets
     command += $${header_path}/exquisite/openglwidgets
     command += $${header_path}/exquisite/colorwidgets
+    command += $${header_path}/exquisite/osdwidgets
     command += $${header_path}/exquisite/mathml
     command += $${header_path}/exquisite/dmmu
 
diff --git a/src/qqt_source.pri b/src/qqt_source.pri
index 3d5e6273..c0c9bc5f 100644
--- a/src/qqt_source.pri
+++ b/src/qqt_source.pri
@@ -90,6 +90,11 @@ HEADERS += \
     $$PWD/gui/qqtgui.h
 
 #widgets
+SOURCES += \
+    $$PWD/widgets/qqttitlebar.cpp
+HEADERS += \
+    $$PWD/widgets/qqttitlebar.h
+
 SOURCES += \
     $$PWD/widgets/qqtspinbox.cpp \
     $$PWD/widgets/qqtdoublespinbox.cpp \
@@ -146,16 +151,9 @@ FORMS += \
 
 #frame
 SOURCES += \
-    $$PWD/frame/qqtsysteminfo.cpp
+    $$PWD/frame/qqtlineeditwithsearch.cpp
 HEADERS += \
-    $$PWD/frame/qqtsysteminfo.h
-
-SOURCES += \
-    $$PWD/frame/qqtlineeditwithsearch.cpp \
-    $$PWD/frame/qqtosdwidget.cpp
-HEADERS += \
-    $$PWD/frame/qqtlineeditwithsearch.h \
-    $$PWD/frame/qqtosdwidget.h
+    $$PWD/frame/qqtlineeditwithsearch.h
 
 SOURCES += \
     $$PWD/frame/qqtmultipagetablewidget.cpp
@@ -531,6 +529,7 @@ contains (DEFINES, __EXQUISITE__) {
             $$PWD/exquisite/openglwidgets/qqtopenglwindow.h
     }
 
+    #color widgets
     contains (DEFINES, __COLORWIDGETS__) {
         SOURCES += \
             $$PWD/exquisite/colorwidgets/qqtcolorwidget.cpp \
@@ -539,6 +538,31 @@ contains (DEFINES, __EXQUISITE__) {
             $$PWD/exquisite/colorwidgets/qqtcolorwidget.h \
             $$PWD/exquisite/colorwidgets/qqtcolorlabel.h
     }
+
+    #on screen display widgets
+    contains (DEFINES, __OSDWIDGETS__) {
+        SOURCES += \
+            $$PWD/exquisite/osdwidgets/qqtosdwidget.cpp
+        HEADERS += \
+            $$PWD/exquisite/osdwidgets/qqtosdwidget.h
+
+        SOURCES += \
+            $$PWD/exquisite/osdwidgets/qqtosdframe.cpp
+        HEADERS += \
+            $$PWD/exquisite/osdwidgets/qqtosdframe.h
+
+        SOURCES += \
+            $$PWD/exquisite/osdwidgets/qqtosdform.cpp
+        HEADERS += \
+            $$PWD/exquisite/osdwidgets/qqtosdform.h
+    }
+}
+
+contains (DEFINES, __HIGHGRADE__) {
+    SOURCES += \
+        $$PWD/highgrade/qqtsysteminfo.cpp
+    HEADERS += \
+        $$PWD/highgrade/qqtsysteminfo.h
 }
 
 include ($$PWD/qqt_3rdparty.pri)
diff --git a/src/widgets/qqttitlebar.cpp b/src/widgets/qqttitlebar.cpp
new file mode 100644
index 00000000..aa8509f0
--- /dev/null
+++ b/src/widgets/qqttitlebar.cpp
@@ -0,0 +1,236 @@
+#include <QLabel>
+#include <QPushButton>
+#include <QHBoxLayout>
+#include <QEvent>
+#include <QMouseEvent>
+#include <QApplication>
+#include "qqttitlebar.h"
+#ifdef Q_OS_WIN
+//#pragma comment(lib, "user32.lib")
+#include <qt_windows.h>
+#endif
+#include <QSpacerItem>
+
+QQtTitleBar::QQtTitleBar ( QWidget* parent )
+    : QQtWidget ( parent )
+{
+    QWidget* win = this->window();
+
+    win->setWindowFlags ( Qt::FramelessWindowHint | win->windowFlags() );
+    win->installEventFilter ( this );
+
+    //setStyleSheet ( "background-color:rgb(128, 126, 128);" );
+
+    //int extent = style()->pixelMetric ( QStyle::PM_TitleBarHeight );
+    //setFixedHeight ( extent );
+
+    QHBoxLayout* pLayout = new QHBoxLayout ( this );
+    m_pIconLabel = new QQtWidget ( this );
+    m_pTitleLabel = new QLabel ( this );
+    QSpacerItem* item = new QSpacerItem ( 20, 20, QSizePolicy::Expanding );
+    m_pMinimizeButton = new QToolButton ( this );
+    m_pMaximizeButton = new QToolButton ( this );
+    m_pCloseButton = new QToolButton ( this );
+
+    //extent = style()->pixelMetric ( QStyle::PM_TitleBarButtonIconSize );
+    //m_pIconLabel->setFixedSize ( QSize ( extent, extent ) );
+    //m_pIconLabel->setScaledContents ( true );
+    m_pIconLabel->setPixmap ( win->windowIcon().pixmap ( m_pIconLabel->size() ) );
+    m_pIconLabel->setSizePolicy ( QSizePolicy::Minimum, QSizePolicy::Expanding );
+
+    m_pTitleLabel->setText ( win->windowTitle() );
+    m_pTitleLabel->setSizePolicy ( QSizePolicy::Minimum, QSizePolicy::Expanding );
+
+    //extent = style()->pixelMetric ( QStyle::PM_TitleBarButtonSize );
+    //m_pMinimizeButton->setFixedSize ( QSize ( extent, extent ) );
+    //m_pMaximizeButton->setFixedSize ( QSize ( extent, extent ) );
+    //m_pCloseButton->setFixedSize ( QSize ( extent, extent ) );
+
+    m_pMinimizeButton->setIcon ( style()-> standardIcon ( QStyle::SP_TitleBarMinButton ) );
+    m_pMaximizeButton->setIcon ( style()-> standardIcon ( QStyle::SP_TitleBarMaxButton ) );
+    m_pCloseButton->setIcon ( style()-> standardIcon ( QStyle::SP_TitleBarCloseButton ) );
+
+    m_pMinimizeButton->setSizePolicy ( QSizePolicy::Minimum, QSizePolicy::Expanding );
+    m_pMaximizeButton->setSizePolicy ( QSizePolicy::Minimum, QSizePolicy::Expanding );
+    m_pCloseButton->setSizePolicy ( QSizePolicy::Minimum, QSizePolicy::Expanding );
+
+    m_pIconLabel->setObjectName ( "iconLabel" );
+    m_pTitleLabel->setObjectName ( "titleLabel" );
+    m_pMinimizeButton->setObjectName ( "minimizeButton" );
+    m_pMaximizeButton->setObjectName ( "maximizeButton" );
+    m_pCloseButton->setObjectName ( "closeButton" );
+
+    m_pMinimizeButton->setToolTip ( "Minimize" );
+    m_pMaximizeButton->setToolTip ( "Maximize" );
+    m_pCloseButton->setToolTip ( "Close" );
+
+    pLayout->addWidget ( m_pIconLabel );
+    pLayout->addSpacing ( 5 );
+    pLayout->addWidget ( m_pTitleLabel );
+    pLayout->addSpacerItem ( item );
+    pLayout->addWidget ( m_pMinimizeButton );
+    pLayout->addWidget ( m_pMaximizeButton );
+    pLayout->addWidget ( m_pCloseButton );
+    pLayout->setSpacing ( 0 );
+    pLayout->setContentsMargins ( 8, 1, 8, 1 );
+
+    setLayout ( pLayout );
+
+    connect ( m_pMinimizeButton, SIGNAL ( clicked ( bool ) ), this, SLOT ( onClicked() ) );
+    connect ( m_pMaximizeButton, SIGNAL ( clicked ( bool ) ), this, SLOT ( onClicked() ) );
+    connect ( m_pCloseButton, SIGNAL ( clicked ( bool ) ), this, SLOT ( onClicked() ) );
+}
+
+QQtTitleBar::~QQtTitleBar()
+{
+
+}
+
+void QQtTitleBar::setMinimizeVisible ( bool setting )
+{
+    m_pMinimizeButton->setVisible ( setting );
+}
+
+void QQtTitleBar::setMaximizeVisible ( bool setting )
+{
+    m_pMaximizeButton->setVisible ( setting );
+}
+
+void QQtTitleBar::mouseDoubleClickEvent ( QMouseEvent* event )
+{
+    Q_UNUSED ( event );
+
+    emit m_pMaximizeButton->clicked();
+}
+
+void QQtTitleBar::mousePressEvent ( QMouseEvent* event )
+{
+#ifdef Q_OS_WIN
+    if ( ReleaseCapture() )
+    {
+        QWidget* pWindow = this->window();
+        if ( pWindow->isTopLevel() )
+        {
+            SendMessage ( HWND ( pWindow->winId() ), WM_SYSCOMMAND, SC_MOVE + HTCAPTION, 0 );
+        }
+    }
+    event->ignore();
+#else
+    if ( event->button() == Qt::LeftButton )
+    {
+        bMousePressed = true;
+        pressedPoint = event->globalPos();
+    }
+    event->ignore();
+#endif
+    QQtWidget::mousePressEvent ( event );
+}
+
+void QQtTitleBar::mouseReleaseEvent ( QMouseEvent* event )
+{
+#ifdef Q_OS_WIN
+#else
+    bMousePressed = false;
+    event->ignore();
+#endif
+    QQtWidget::mouseReleaseEvent ( event );
+}
+
+void QQtTitleBar::mouseMoveEvent ( QMouseEvent* event )
+{
+#ifdef Q_OS_WIN
+#else
+    QWidget* win = window();
+    if ( !win->isMaximized() )
+    {
+        QPoint movePoint = event->globalPos() - pressedPoint;
+        QPoint widgetPos = win->pos();
+        pressedPoint = event->globalPos();
+        win->move ( widgetPos.x() + movePoint.x(), widgetPos.y() + movePoint.y() );
+    }
+    event->ignore();
+#endif
+    QQtWidget::mouseMoveEvent ( event );
+}
+
+bool QQtTitleBar::eventFilter ( QObject* obj, QEvent* event )
+{
+    switch ( event->type() )
+    {
+        case QEvent::WindowTitleChange:
+        {
+            QWidget* pWidget = qobject_cast<QWidget*> ( obj );
+            if ( pWidget )
+            {
+                m_pTitleLabel->setText ( pWidget->windowTitle() );
+                return true;
+            }
+        }
+        case QEvent::WindowIconChange:
+        {
+            QWidget* pWidget = qobject_cast<QWidget*> ( obj );
+            if ( pWidget )
+            {
+                //必须对外部Widget设置WindowIcon，而不是这个Widget的WindowIcon.
+                QIcon icon = pWidget->windowIcon();
+                m_pIconLabel->setPixmap ( icon.pixmap ( m_pIconLabel->size() ) );
+                return true;
+            }
+        }
+        case QEvent::WindowStateChange:
+        case QEvent::Resize:
+        {
+            int extent = m_pTitleLabel->size().height();
+            m_pIconLabel->setMinimumSize ( extent, extent );
+            updateMaximize();
+            return true;
+        }
+        default:
+            break;
+    }
+    return QWidget::eventFilter ( obj, event );
+}
+
+void QQtTitleBar::onClicked()
+{
+    QToolButton* pButton = qobject_cast<QToolButton*> ( sender() );
+    QWidget* pWindow = this->window();
+    if ( pWindow->isTopLevel() )
+    {
+        if ( pButton == m_pMinimizeButton )
+        {
+            pWindow->showMinimized();
+        }
+        else if ( pButton == m_pMaximizeButton )
+        {
+            pWindow->isMaximized() ? pWindow->showNormal() : pWindow->showMaximized();
+        }
+        else if ( pButton == m_pCloseButton )
+        {
+            pWindow->close();
+        }
+    }
+}
+
+void QQtTitleBar::updateMaximize()
+{
+    QWidget* pWindow = this->window();
+    if ( pWindow->isTopLevel() )
+    {
+        bool bMaximize = pWindow->isMaximized();
+        if ( bMaximize )
+        {
+            m_pMaximizeButton->setToolTip ( tr ( "Restore" ) );
+            m_pMaximizeButton->setProperty ( "maximizeProperty", "restore" );
+            m_pMaximizeButton->setIcon ( style()-> standardIcon ( QStyle::SP_TitleBarNormalButton ) );
+        }
+        else
+        {
+            m_pMaximizeButton->setProperty ( "maximizeProperty", "maximize" );
+            m_pMaximizeButton->setToolTip ( tr ( "Maximize" ) );
+            m_pMaximizeButton->setIcon ( style()-> standardIcon ( QStyle::SP_TitleBarMaxButton ) );
+        }
+
+        m_pMaximizeButton->setStyle ( QApplication::style() );
+    }
+}
diff --git a/src/widgets/qqttitlebar.h b/src/widgets/qqttitlebar.h
new file mode 100644
index 00000000..a8bb53f9
--- /dev/null
+++ b/src/widgets/qqttitlebar.h
@@ -0,0 +1,66 @@
+#ifndef QQTTITLEBAR
+#define QQTTITLEBAR
+
+#include <QQtWidget>
+
+class QLabel;
+class QToolButton;
+
+#include <qqtcore.h>
+#include <qqt-local.h>
+
+class QQTSHARED_EXPORT QQtTitleBar : public QQtWidget
+{
+    Q_OBJECT
+
+public:
+    explicit QQtTitleBar ( QWidget* parent = 0 );
+    ~QQtTitleBar();
+
+    void setMinimizeVisible ( bool setting );
+    void setMaximizeVisible ( bool setting );
+
+    QQtWidget* iconLabel() { return m_pIconLabel; }
+    QLabel* titleLabel() { return m_pTitleLabel; }
+    QToolButton* minimizeButton() { return m_pMinimizeButton; }
+    QToolButton* maximizeButton() { return m_pMaximizeButton; }
+    QToolButton* closeButton() { return m_pCloseButton; }
+
+protected:
+
+    // 双击标题栏进行界面的最大化/还原
+    virtual void mouseDoubleClickEvent ( QMouseEvent* event ) override;
+
+    // 进行鼠界面的拖动
+    virtual void mousePressEvent ( QMouseEvent* event ) override;
+
+    virtual void mouseReleaseEvent ( QMouseEvent* event ) override;
+
+    virtual void mouseMoveEvent ( QMouseEvent* event ) override;
+
+    // 设置界面标题与图标
+    virtual bool eventFilter ( QObject* obj, QEvent* event );
+
+private slots:
+
+    // 进行最小化、最大化/还原、关闭操作
+    void onClicked();
+
+private:
+
+    // 最大化/还原
+    void updateMaximize();
+
+private:
+    //QLabel会有角上遗漏颜色。
+    QQtWidget* m_pIconLabel;
+    QLabel* m_pTitleLabel;
+    QToolButton* m_pMinimizeButton;
+    QToolButton* m_pMaximizeButton;
+    QToolButton* m_pCloseButton;
+    bool bMousePressed;
+    QPoint pressedPoint;
+
+};
+
+#endif // QQTTITLEBAR
diff --git a/test/QQtCustomTitleBarMainFormTest/AppRoot/logo.ico b/test/QQtCustomTitleBarMainFormTest/AppRoot/logo.ico
new file mode 100644
index 00000000..6f3f15d7
Binary files /dev/null and b/test/QQtCustomTitleBarMainFormTest/AppRoot/logo.ico differ
diff --git a/test/QQtCustomTitleBarMainFormTest/AppRoot/logo.png b/test/QQtCustomTitleBarMainFormTest/AppRoot/logo.png
new file mode 100644
index 00000000..a4c48998
Binary files /dev/null and b/test/QQtCustomTitleBarMainFormTest/AppRoot/logo.png differ
diff --git a/test/QQtCustomTitleBarMainFormTest/QQtCustomTitleBarMainFormTest.pro b/test/QQtCustomTitleBarMainFormTest/QQtCustomTitleBarMainFormTest.pro
new file mode 100644
index 00000000..4bd05557
--- /dev/null
+++ b/test/QQtCustomTitleBarMainFormTest/QQtCustomTitleBarMainFormTest.pro
@@ -0,0 +1,47 @@
+#-------------------------------------------------
+#
+# Project created by QtCreator 2018-07-07T11:17:05
+#
+#-------------------------------------------------
+
+QT       += core gui
+
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+
+TARGET = QQtCustomTitleBarMainFormTest
+TEMPLATE = app
+
+# The following define makes your compiler emit warnings if you use
+# any feature of Qt which has been marked as deprecated (the exact warnings
+# depend on your compiler). Please consult the documentation of the
+# deprecated API in order to know how to port your code away from it.
+DEFINES += QT_DEPRECATED_WARNINGS
+
+# You can also make your code fail to compile if you use deprecated APIs.
+# In order to do so, uncomment the following line.
+# You can also select to disable deprecated APIs only up to a certain version of Qt.
+#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
+
+
+SOURCES += \
+        main.cpp \
+        mainwindow.cpp \
+    mainform.cpp
+
+HEADERS += \
+        mainwindow.h \
+    mainform.h
+
+FORMS += \
+        mainwindow.ui \
+    mainform.ui
+
+CONFIG += mobility
+MOBILITY = 
+
+system("touch main.cpp")
+include(../../multi-link/multi-link/add_base_manager.pri)
+add_version (1,0,0,0)
+add_deploy()
+add_dependent_manager(QQt)
+add_deploy_config($${PWD}/AppRoot)
diff --git a/test/QQtCustomTitleBarMainFormTest/main.cpp b/test/QQtCustomTitleBarMainFormTest/main.cpp
new file mode 100644
index 00000000..ed7d9413
--- /dev/null
+++ b/test/QQtCustomTitleBarMainFormTest/main.cpp
@@ -0,0 +1,12 @@
+#include "mainform.h"
+#include <QQtApplication>
+
+int main ( int argc, char* argv[] )
+{
+    QQtApplication a ( argc, argv );
+
+    MainForm w;
+    w.show();
+
+    return a.exec();
+}
diff --git a/test/QQtCustomTitleBarMainFormTest/mainform.cpp b/test/QQtCustomTitleBarMainFormTest/mainform.cpp
new file mode 100644
index 00000000..0146b626
--- /dev/null
+++ b/test/QQtCustomTitleBarMainFormTest/mainform.cpp
@@ -0,0 +1,22 @@
+#include "mainform.h"
+#include "ui_mainform.h"
+#include "qqtframelesshelper.h"
+
+MainForm::MainForm ( QWidget* parent ) :
+    QWidget ( parent ),
+    ui ( new Ui::MainForm )
+{
+    ui->setupUi ( this );
+    //如果需要鼠标可以移动窗体。
+    QQtFramelessHelper* h = new QQtFramelessHelper ( this );
+    h->addDragWidget ( this );
+
+    //这是使用QQtTitleBar的标准过程，请参见mainform.ui。
+    setWindowIcon ( QIcon ( "logo.ico" ) );
+    setWindowTitle ( "This is a main form test form." );
+}
+
+MainForm::~MainForm()
+{
+    delete ui;
+}
diff --git a/test/QQtCustomTitleBarMainFormTest/mainform.h b/test/QQtCustomTitleBarMainFormTest/mainform.h
new file mode 100644
index 00000000..9a3da450
--- /dev/null
+++ b/test/QQtCustomTitleBarMainFormTest/mainform.h
@@ -0,0 +1,22 @@
+#ifndef MAINFORM_H
+#define MAINFORM_H
+
+#include <QWidget>
+
+namespace Ui {
+class MainForm;
+}
+
+class MainForm : public QWidget
+{
+    Q_OBJECT
+
+public:
+    explicit MainForm(QWidget *parent = 0);
+    ~MainForm();
+
+private:
+    Ui::MainForm *ui;
+};
+
+#endif // MAINFORM_H
diff --git a/test/QQtCustomTitleBarMainFormTest/mainform.ui b/test/QQtCustomTitleBarMainFormTest/mainform.ui
new file mode 100644
index 00000000..100e9f3d
--- /dev/null
+++ b/test/QQtCustomTitleBarMainFormTest/mainform.ui
@@ -0,0 +1,63 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainForm</class>
+ <widget class="QWidget" name="MainForm">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>567</width>
+    <height>347</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Form</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <property name="spacing">
+    <number>0</number>
+   </property>
+   <property name="leftMargin">
+    <number>0</number>
+   </property>
+   <property name="topMargin">
+    <number>0</number>
+   </property>
+   <property name="rightMargin">
+    <number>0</number>
+   </property>
+   <property name="bottomMargin">
+    <number>0</number>
+   </property>
+   <item>
+    <widget class="QQtTitleBar" name="widget" native="true">
+     <property name="maximumSize">
+      <size>
+       <width>16777215</width>
+       <height>30</height>
+      </size>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="MainWindow" name="widget_2" native="true"/>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>MainWindow</class>
+   <extends>QWidget</extends>
+   <header>mainwindow.h</header>
+   <container>1</container>
+  </customwidget>
+  <customwidget>
+   <class>QQtTitleBar</class>
+   <extends>QWidget</extends>
+   <header>qqttitlebar.h</header>
+   <container>1</container>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>
diff --git a/test/QQtCustomTitleBarMainFormTest/mainwindow.cpp b/test/QQtCustomTitleBarMainFormTest/mainwindow.cpp
new file mode 100644
index 00000000..20bcc768
--- /dev/null
+++ b/test/QQtCustomTitleBarMainFormTest/mainwindow.cpp
@@ -0,0 +1,15 @@
+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+
+MainWindow::MainWindow ( QWidget* parent ) :
+    QMainWindow ( parent ),
+    ui ( new Ui::MainWindow )
+{
+    ui->setupUi ( this );
+    setWindowFlags ( Qt::Widget );
+}
+
+MainWindow::~MainWindow()
+{
+    delete ui;
+}
diff --git a/test/QQtCustomTitleBarMainFormTest/mainwindow.h b/test/QQtCustomTitleBarMainFormTest/mainwindow.h
new file mode 100644
index 00000000..29bb970d
--- /dev/null
+++ b/test/QQtCustomTitleBarMainFormTest/mainwindow.h
@@ -0,0 +1,22 @@
+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include <QMainWindow>
+
+namespace Ui {
+class MainWindow;
+}
+
+class MainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit MainWindow(QWidget *parent = 0);
+    ~MainWindow();
+
+private:
+    Ui::MainWindow *ui;
+};
+
+#endif // MAINWINDOW_H
diff --git a/test/QQtCustomTitleBarMainFormTest/mainwindow.ui b/test/QQtCustomTitleBarMainFormTest/mainwindow.ui
new file mode 100644
index 00000000..b1eeaced
--- /dev/null
+++ b/test/QQtCustomTitleBarMainFormTest/mainwindow.ui
@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainWindow</class>
+ <widget class="QMainWindow" name="MainWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>800</width>
+    <height>480</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>MainWindow</string>
+  </property>
+  <widget class="QWidget" name="centralWidget"/>
+  <widget class="QMenuBar" name="menuBar">
+   <property name="geometry">
+    <rect>
+     <x>0</x>
+     <y>0</y>
+     <width>800</width>
+     <height>17</height>
+    </rect>
+   </property>
+   <widget class="QMenu" name="menu">
+    <property name="title">
+     <string>你好</string>
+    </property>
+    <addaction name="actionYes"/>
+    <addaction name="actionNo"/>
+   </widget>
+   <addaction name="menu"/>
+  </widget>
+  <widget class="QStatusBar" name="statusBar"/>
+  <widget class="QToolBar" name="toolBar">
+   <property name="windowTitle">
+    <string>toolBar</string>
+   </property>
+   <attribute name="toolBarArea">
+    <enum>TopToolBarArea</enum>
+   </attribute>
+   <attribute name="toolBarBreak">
+    <bool>false</bool>
+   </attribute>
+  </widget>
+  <action name="actionYes">
+   <property name="text">
+    <string>Yes?</string>
+   </property>
+  </action>
+  <action name="actionNo">
+   <property name="text">
+    <string>No?</string>
+   </property>
+  </action>
+ </widget>
+ <layoutdefault spacing="6" margin="11"/>
+ <resources/>
+ <connections/>
+</ui>
diff --git a/test/QQtOSDFormTest/AppRoot/logo.ico b/test/QQtOSDFormTest/AppRoot/logo.ico
new file mode 100644
index 00000000..6f3f15d7
Binary files /dev/null and b/test/QQtOSDFormTest/AppRoot/logo.ico differ
diff --git a/test/QQtOSDFormTest/AppRoot/logo.png b/test/QQtOSDFormTest/AppRoot/logo.png
new file mode 100644
index 00000000..a4c48998
Binary files /dev/null and b/test/QQtOSDFormTest/AppRoot/logo.png differ
diff --git a/test/QQtOSDFormTest/AppRoot/rose.png b/test/QQtOSDFormTest/AppRoot/rose.png
new file mode 100644
index 00000000..a76d19ec
Binary files /dev/null and b/test/QQtOSDFormTest/AppRoot/rose.png differ
diff --git a/test/QQtOSDFormTest/QQtOSDFormTest.pro b/test/QQtOSDFormTest/QQtOSDFormTest.pro
new file mode 100644
index 00000000..34cfc4b5
--- /dev/null
+++ b/test/QQtOSDFormTest/QQtOSDFormTest.pro
@@ -0,0 +1,51 @@
+#-------------------------------------------------
+#
+# Project created by QtCreator 2018-07-07T19:03:15
+#
+#-------------------------------------------------
+
+QT       += core gui
+
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+
+TARGET = QQtOSDFormTest
+TEMPLATE = app
+
+# The following define makes your compiler emit warnings if you use
+# any feature of Qt which has been marked as deprecated (the exact warnings
+# depend on your compiler). Please consult the documentation of the
+# deprecated API in order to know how to port your code away from it.
+DEFINES += QT_DEPRECATED_WARNINGS
+
+# You can also make your code fail to compile if you use deprecated APIs.
+# In order to do so, uncomment the following line.
+# You can also select to disable deprecated APIs only up to a certain version of Qt.
+#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
+
+
+SOURCES += \
+        main.cpp \
+        mainwindow.cpp \
+    framelessform.cpp \
+    mainform.cpp
+
+HEADERS += \
+        mainwindow.h \
+    framelessform.h \
+    mainform.h
+
+FORMS += \
+        mainwindow.ui \
+    framelessform.ui \
+    mainform.ui
+
+CONFIG += mobility
+MOBILITY = 
+
+
+system("touch main.cpp")
+include(../../multi-link/multi-link/add_base_manager.pri)
+add_version (1,0,0,0)
+add_deploy()
+add_dependent_manager(QQt)
+add_deploy_config($${PWD}/AppRoot)
diff --git a/test/QQtOSDFormTest/framelessform.cpp b/test/QQtOSDFormTest/framelessform.cpp
new file mode 100644
index 00000000..f8f86c96
--- /dev/null
+++ b/test/QQtOSDFormTest/framelessform.cpp
@@ -0,0 +1,17 @@
+#include "framelessform.h"
+#include "ui_framelessform.h"
+#include <qqtframelesshelper.h>
+
+FramelessForm::FramelessForm ( QWidget* parent ) :
+    QWidget ( parent ),
+    ui ( new Ui::FramelessForm )
+{
+    ui->setupUi ( this );
+    QQtFramelessHelper* h = new QQtFramelessHelper ( this );
+    h->addDragWidget ( this );
+}
+
+FramelessForm::~FramelessForm()
+{
+    delete ui;
+}
diff --git a/test/QQtOSDFormTest/framelessform.h b/test/QQtOSDFormTest/framelessform.h
new file mode 100644
index 00000000..2778ea9b
--- /dev/null
+++ b/test/QQtOSDFormTest/framelessform.h
@@ -0,0 +1,23 @@
+#ifndef FRAMELESSFORM_H
+#define FRAMELESSFORM_H
+
+#include <QWidget>
+
+namespace Ui {
+class FramelessForm;
+}
+
+//测试framelesshelper，即将废弃。
+class FramelessForm : public QWidget
+{
+    Q_OBJECT
+
+public:
+    explicit FramelessForm ( QWidget* parent = 0 );
+    ~FramelessForm();
+
+private:
+    Ui::FramelessForm* ui;
+};
+
+#endif // FRAMELESSFORM_H
diff --git a/test/QQtOSDFormTest/framelessform.ui b/test/QQtOSDFormTest/framelessform.ui
new file mode 100644
index 00000000..df6b94a7
--- /dev/null
+++ b/test/QQtOSDFormTest/framelessform.ui
@@ -0,0 +1,21 @@
+<ui version="4.0">
+ <author/>
+ <comment/>
+ <exportmacro/>
+ <class>FramelessForm</class>
+ <widget class="QWidget" name="FramelessForm">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Form</string>
+  </property>
+ </widget>
+ <pixmapfunction/>
+ <connections/>
+</ui>
diff --git a/test/QQtOSDFormTest/main.cpp b/test/QQtOSDFormTest/main.cpp
new file mode 100644
index 00000000..e3e40198
--- /dev/null
+++ b/test/QQtOSDFormTest/main.cpp
@@ -0,0 +1,11 @@
+#include <QQtApplication>
+#include "mainform.h"
+
+int main ( int argc, char* argv[] )
+{
+    QQtApplication a ( argc, argv );
+    MainForm w;
+    w.show();
+
+    return a.exec();
+}
diff --git a/test/QQtOSDFormTest/mainform.cpp b/test/QQtOSDFormTest/mainform.cpp
new file mode 100644
index 00000000..4f2bafe3
--- /dev/null
+++ b/test/QQtOSDFormTest/mainform.cpp
@@ -0,0 +1,26 @@
+#include "mainform.h"
+#include "ui_mainform.h"
+#include "qqtframelesshelper.h"
+
+MainForm::MainForm ( QWidget* parent ) :
+    QQtWidget ( parent ),
+    ui ( new Ui::MainForm )
+{
+    ui->setupUi ( this );
+    setAttribute ( Qt::WA_TranslucentBackground, true );
+
+    //如果需要鼠标可以移动窗体。
+    //QQtFramelessHelper* h = new QQtFramelessHelper ( this );
+    //h->addDragWidget ( this );
+
+    //这是使用QQtTitleBar的标准过程，请参见mainform.ui。
+    setWindowIcon ( QIcon ( "logo.ico" ) );
+    setWindowTitle ( "This is a main form test form." );
+
+    //setPixmap ( "rose.png" );
+}
+
+MainForm::~MainForm()
+{
+    delete ui;
+}
diff --git a/test/QQtOSDFormTest/mainform.h b/test/QQtOSDFormTest/mainform.h
new file mode 100644
index 00000000..ab08240d
--- /dev/null
+++ b/test/QQtOSDFormTest/mainform.h
@@ -0,0 +1,22 @@
+#ifndef MAINFORM_H
+#define MAINFORM_H
+
+#include <QQtWidget>
+
+namespace Ui {
+class MainForm;
+}
+
+class MainForm : public QQtWidget
+{
+    Q_OBJECT
+
+public:
+    explicit MainForm ( QWidget* parent = 0 );
+    ~MainForm();
+
+private:
+    Ui::MainForm* ui;
+};
+
+#endif // MAINFORM_H
diff --git a/test/QQtOSDFormTest/mainform.ui b/test/QQtOSDFormTest/mainform.ui
new file mode 100644
index 00000000..64ec53cb
--- /dev/null
+++ b/test/QQtOSDFormTest/mainform.ui
@@ -0,0 +1,63 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainForm</class>
+ <widget class="QQtWidget" name="MainForm">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>567</width>
+    <height>347</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Form</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <property name="spacing">
+    <number>0</number>
+   </property>
+   <property name="leftMargin">
+    <number>0</number>
+   </property>
+   <property name="topMargin">
+    <number>0</number>
+   </property>
+   <property name="rightMargin">
+    <number>0</number>
+   </property>
+   <property name="bottomMargin">
+    <number>0</number>
+   </property>
+   <item>
+    <widget class="QQtTitleBar" name="widget" native="true">
+     <property name="maximumSize">
+      <size>
+       <width>16777215</width>
+       <height>30</height>
+      </size>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QQtOSDFrame" name="widget_2" native="true"/>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>QQtTitleBar</class>
+   <extends>QWidget</extends>
+   <header>qqttitlebar.h</header>
+   <container>1</container>
+  </customwidget>
+  <customwidget>
+   <class>QQtOSDFrame</class>
+   <extends>QWidget</extends>
+   <header>qqtosdframe.h</header>
+   <container>1</container>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>
diff --git a/test/QQtOSDFormTest/mainwindow.cpp b/test/QQtOSDFormTest/mainwindow.cpp
new file mode 100644
index 00000000..12d07c01
--- /dev/null
+++ b/test/QQtOSDFormTest/mainwindow.cpp
@@ -0,0 +1,14 @@
+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+
+MainWindow::MainWindow(QWidget *parent) :
+    QMainWindow(parent),
+    ui(new Ui::MainWindow)
+{
+    ui->setupUi(this);
+}
+
+MainWindow::~MainWindow()
+{
+    delete ui;
+}
diff --git a/test/QQtOSDFormTest/mainwindow.h b/test/QQtOSDFormTest/mainwindow.h
new file mode 100644
index 00000000..29bb970d
--- /dev/null
+++ b/test/QQtOSDFormTest/mainwindow.h
@@ -0,0 +1,22 @@
+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include <QMainWindow>
+
+namespace Ui {
+class MainWindow;
+}
+
+class MainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit MainWindow(QWidget *parent = 0);
+    ~MainWindow();
+
+private:
+    Ui::MainWindow *ui;
+};
+
+#endif // MAINWINDOW_H
diff --git a/test/QQtOSDFormTest/mainwindow.ui b/test/QQtOSDFormTest/mainwindow.ui
new file mode 100644
index 00000000..b72d0b45
--- /dev/null
+++ b/test/QQtOSDFormTest/mainwindow.ui
@@ -0,0 +1,21 @@
+<ui version="4.0">
+ <class>MainWindow</class>
+ <widget class="QMainWindow" name="MainWindow" >
+  <property name="geometry" >
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>800</width>
+    <height>480</height>
+   </rect>
+  </property>
+  <property name="windowTitle" >
+   <string>MainWindow</string>
+  </property>
+  <widget class="QWidget" name="centralWidget" />
+ </widget>
+ <layoutDefault spacing="6" margin="11" />
+ <pixmapfunction></pixmapfunction>
+ <resources/>
+ <connections/>
+</ui>