添加一个遮罩层的实现

Qss.cpp

@@ -21,6 +21,7 @@
 #include <QGuiApplication>
 #include <QPainter>
 #include <QTimer>
+#include <QCoreApplication>
 
 
 #define QSSDIALOG_SHADOW_WIDTH 12
@@ -55,15 +56,15 @@ QssTtitleBar::QssTtitleBar(QWidget *parent ,
     m_maxBtn->setToolTip(QString::fromLocal8Bit(""));
     m_maxBtn->setVisible(m_type & QTitleBar_Button_Max);
 
-    m_iconBtn = new QPushButton(this);
+//    m_iconBtn = new QPushButton(this);
-    m_iconBtn->setObjectName("titlebaricon");
+//    m_iconBtn->setObjectName("titlebaricon");
 
     m_titlebarTitle = new QLabel(this);
     m_titlebarTitle->setObjectName("title");
     QHBoxLayout* hBox = new QHBoxLayout(this);
 
-    hBox->setMargin(0);
+    //hBox->setMargin(0);
-    hBox->addWidget(m_iconBtn);
+    //hBox->addWidget(m_iconBtn);
     hBox->addStretch(20);
     hBox->addWidget(m_titlebarTitle);
     hBox->addStretch(19);
@@ -81,7 +82,7 @@ QssTtitleBar::QssTtitleBar(QWidget *parent ,
     connect(m_maxBtn, SIGNAL(clicked()), this, SLOT(onMaxOrRestore()));
     connect(m_restoreBtn, SIGNAL(clicked()), this, SLOT(onMaxOrRestore()));
 
-    m_iconBtn->installEventFilter(this);//m_iconLab
+//    m_iconBtn->installEventFilter(this);//m_iconLab
     installEventFilter(this);
 
     m_rcValid = QApplication::desktop()->availableGeometry();
@@ -114,7 +115,7 @@ void QssTtitleBar::setTitle( QString title )
 
 void QssTtitleBar::setIcon( QIcon icon)
 {
-    m_iconBtn->setIcon(icon);
+//    m_iconBtn->setIcon(icon);
 }
 
 void QssTtitleBar::setMaxOrRestore( bool val)
@@ -250,6 +251,7 @@ QssMainWindow::QssMainWindow(QWidget *parent/* = 0*/, Qt::WindowFlags flags/* =
   m_mousePressedInBoundy(false),
   m_bLeftPress(false)
 {
+    QEvent::registerEventType();
     m_rcValid = QApplication::desktop()->availableGeometry();
     m_frame = new QFrame(parent, flags);
     m_frame->setObjectName("window");
@@ -269,7 +271,7 @@ QssMainWindow::QssMainWindow(QWidget *parent/* = 0*/, Qt::WindowFlags flags/* =
     vbox->setMargin(1);
     vbox->setSpacing(0);
     vbox->addWidget(this);
-    installEventFilter(this);
+//    installEventFilter(this);
 
     mFrameRect = m_frame->geometry();
     m_rcNormal = m_frame->geometry();
@@ -291,6 +293,11 @@ QssMainWindow::~QssMainWindow()
     m_frame->deleteLater();
 }
 
+QWidget *QssMainWindow::TitleBar()
+{
+    return m_titleBar;
+}
+
 void QssMainWindow::show()
 {
     m_frame->show();
@@ -510,7 +517,7 @@ void QssMainWindow::showEvent(QShowEvent *ev)
 
 }
 
-bool QssMainWindow::eventFilter( QObject * obj, QEvent * ev ){
+bool QssMainWindow::eventFilter(QObject * obj, QEvent * ev){
     if (obj == m_frame)
     {
         if (ev->type() == QEvent::MouseMove)
@@ -519,7 +526,7 @@ bool QssMainWindow::eventFilter( QObject * obj, QEvent * ev ){
             if (ev)
             {
                 onMouseMoveEvent(mouseEv);
-                return true;
+                return false;
             }
         }
         else if (ev->type() == QEvent::MouseButtonPress)
@@ -528,7 +535,7 @@ bool QssMainWindow::eventFilter( QObject * obj, QEvent * ev ){
             if (ev)
             {
                 onMousePressEvent(mouseEv);
-                return true;
+                return false;
             }
         }
         else if (ev->type() == QEvent::MouseButtonRelease)
@@ -539,12 +546,11 @@ bool QssMainWindow::eventFilter( QObject * obj, QEvent * ev ){
             if (ev)
             {
                 onMouseReleaseEvent(mouseEv);
-                return true;
+                return false;
             }
         }
         else if (ev->type() == QEvent::Show)
         {
-            /*  */
             QRect rc = m_frame->rect();
             QRect parentRc = m_rcValid;
 
@@ -558,18 +564,24 @@ bool QssMainWindow::eventFilter( QObject * obj, QEvent * ev ){
             close();
             m_titleBar->close();
 
-            return true;
+            return false;
         }
     }
     else if (obj == m_titleBar)
     {
+        qDebug()<<"resize";
+        QCoreApplication::sendEvent(this,new QEvent(QEvent::Type::Resize));
         if (ev->type() == QEvent::Enter)
         {
-            m_left = false;m_right = false; m_top = false; m_bottom = false;
+            m_left = false;
+            m_right = false;
+            m_top = false;
+            m_bottom = false;
             if (m_frame->cursor().shape() != Qt::ArrowCursor)
                 m_frame->setCursor(Qt::ArrowCursor);
         }
         if(ev->type() == QEvent::Resize){
+
         }
     }
     else if (obj == this)
@@ -590,7 +602,7 @@ bool QssMainWindow::eventFilter( QObject * obj, QEvent * ev ){
             if (ev)
             {
                 onMouseReleaseEvent(mouseEv);
-                return true;
+                return false;
             }
         }
         if(QEvent::Resize == ev->type()){
@@ -601,7 +613,7 @@ bool QssMainWindow::eventFilter( QObject * obj, QEvent * ev ){
         QDesktopWidget desktop;
         QRect sizeHint = desktop.availableGeometry(-1);
     }
-    return QMainWindow::eventFilter(obj, ev);
+    return false;
 }
 
 
@@ -623,7 +635,7 @@ bool QssMainWindow::nativeEvent(const QByteArray &eventType, void *message, long
             }*/
         }
     }
-    return QMainWindow::nativeEvent(eventType, message, result);
+    return false;
 }
 
 void QssMainWindow::ScaleChanged(float scale)
@@ -1595,6 +1607,7 @@ void QssToastWidget::showTip(const QString& text, QWidget* parent /*= nullptr*/)
     toast->setText(text);
     toast->setStyleSheet("font:bold;font-size:10px;color:rgb(255,255,255);");
     toast->adjustSize();
+    qDebug()<<parent->geometry();
     QScreen* pScreen = QGuiApplication::primaryScreen();
     toast->move((pScreen->size().width() - toast->width()) / 2,
                 pScreen->size().height() * 5 / 10);
@@ -1640,3 +1653,50 @@ void QSSProcessBar::on_done_close()
 {
     this->close();
 }
+
+
+QssMaskWidget::QssMaskWidget(QWidget *parent)
+    :mParent(nullptr)
+{
+    if(nullptr != parent)  {
+        parent->installEventFilter(this);
+        mParent = parent;
+    }
+
+    setWindowFlags(windowFlags() | Qt::FramelessWindowHint | Qt::Tool);// 无边框 无任务栏
+    setAttribute(Qt::WA_TranslucentBackground, true);   // 背景透明
+
+
+}
+
+QssMaskWidget::~QssMaskWidget()
+{
+
+}
+
+bool QssMaskWidget::eventFilter(QObject *obj, QEvent *ev)
+{
+    if(obj != this){
+        qDebug()<<obj->objectName()<<ev;
+        if(mParent != nullptr){
+            if(mParent->parentWidget() != nullptr){
+                qDebug()<<mParent->parentWidget()->geometry();
+                this->move(mParent->parentWidget()->geometry().x(),mParent->parentWidget()->geometry().y());
+            }
+        }
+    }
+    return false;
+}
+
+void QssMaskWidget::paintEvent(QPaintEvent *event)
+{
+    QPainter paint(this);
+    paint.begin(this);
+    auto kBackgroundColor = QColor(1, 1, 1);
+    kBackgroundColor.setAlpha(0.1 * 255);// 透明度为0
+    paint.setRenderHint(QPainter::Antialiasing, true);
+    paint.setPen(Qt::NoPen);
+    paint.setBrush(QBrush(kBackgroundColor, Qt::SolidPattern));//设置画刷形式
+    paint.drawRect(0, 0, width(), height());
+    paint.end();
+}

Qss.h

@@ -169,7 +169,6 @@ private:
     QPushButton* m_maxBtn;
     QPushButton* m_restoreBtn;
     QPushButton* m_minBtn;
-    QPushButton* m_iconBtn;
 
     QLabel* m_titlebarTitle;
     QMainWindow *m_Main;
@@ -212,9 +211,13 @@ class  QssMainWindow : public QMainWindow,ICallDPIChanged
 public slots:
     void OnMaxOrRestore(bool max);
 public:
+    typedef enum{
+        EVENT_MOVE = 523,
+    } EVENT_CUSTOM;
     QssMainWindow(QWidget *parent = 0, Qt::WindowFlags flags = 0,float scale = 1);
     virtual ~QssMainWindow();
 
+    QWidget *TitleBar();
     void show();
     void showMinimized();
     void showMaximized();
@@ -413,6 +416,26 @@ private:
 };
 
 
+
+class QssMaskWidget : public QWidget
+{
+    Q_OBJECT
+
+public:
+    QssMaskWidget(QWidget *parent = Q_NULLPTR);
+    ~QssMaskWidget();
+    virtual bool eventFilter(QObject * obj, QEvent * ev);
+
+public:
+
+protected:
+    virtual void paintEvent(QPaintEvent *event);
+
+private:
+    QWidget *mParent;
+    Ui::Toast ui;
+};
+
 class QssToastWidget : public QWidget
 {
     Q_OBJECT
@@ -445,6 +468,7 @@ class QSSProcessBar : public QDialog
 public:
     explicit QSSProcessBar(QWidget *parent = nullptr);
     ~QSSProcessBar();
+
 public slots:
     void on_percent(int);
     void on_done_close();