diff --git a/frame/item/components/appsnapshot.cpp b/frame/item/components/appsnapshot.cpp
index df14ab0be..9150b9708 100644
--- a/frame/item/components/appsnapshot.cpp
+++ b/frame/item/components/appsnapshot.cpp
@@ -33,6 +33,7 @@ AppSnapshot::AppSnapshot(const WId wid, QWidget *parent)
     centralLayout->setMargin(0);
 
     setLayout(centralLayout);
+    setAcceptDrops(true);
 
     connect(m_closeBtn, &DImageButton::clicked, this, &AppSnapshot::closeWindow, Qt::QueuedConnection);
     connect(m_wmHelper, &DWindowManagerHelper::hasCompositeChanged, this, &AppSnapshot::compositeChanged, Qt::QueuedConnection);
@@ -72,6 +73,14 @@ void AppSnapshot::setWindowTitle(const QString &title)
     m_title->setText(title);
 }
 
+void AppSnapshot::dragEnterEvent(QDragEnterEvent *e)
+{
+    QWidget::dragEnterEvent(e);
+
+    if (m_wmHelper->hasComposite())
+        emit entered(m_wid);
+}
+
 void AppSnapshot::fetchSnapshot()
 {
     if (!m_wmHelper->hasComposite())
diff --git a/frame/item/components/appsnapshot.h b/frame/item/components/appsnapshot.h
index 14fd73458..96adb92fd 100644
--- a/frame/item/components/appsnapshot.h
+++ b/frame/item/components/appsnapshot.h
@@ -34,6 +34,7 @@ public slots:
     void setWindowTitle(const QString &title);
 
 private:
+    void dragEnterEvent(QDragEnterEvent *e);
     void enterEvent(QEvent *e);
     void leaveEvent(QEvent *e);
     void paintEvent(QPaintEvent *e);
diff --git a/frame/window/mainwindow.cpp b/frame/window/mainwindow.cpp
index bc9dca18e..4a8742b94 100644
--- a/frame/window/mainwindow.cpp
+++ b/frame/window/mainwindow.cpp
@@ -32,6 +32,7 @@ MainWindow::MainWindow(QWidget *parent)
     setAccessibleName("dock-mainwindow");
     setWindowFlags(Qt::FramelessWindowHint | Qt::WindowDoesNotAcceptFocus);
     setAttribute(Qt::WA_TranslucentBackground);
+    setAcceptDrops(true);
 
     m_platformWindowHandle.setEnableBlurWindow(false);
     m_platformWindowHandle.setTranslucentBackground(true);
@@ -111,6 +112,14 @@ void MainWindow::leaveEvent(QEvent *e)
     updatePanelVisible();
 }
 
+void MainWindow::dragEnterEvent(QDragEnterEvent *e)
+{
+    QWidget::dragEnterEvent(e);
+
+    if (m_settings->hideState() != Show)
+        m_expandDelayTimer->start();
+}
+
 void MainWindow::setFixedSize(const QSize &size)
 {
     const QPropertyAnimation::State state = m_sizeChangeAni->state();
diff --git a/frame/window/mainwindow.h b/frame/window/mainwindow.h
index f11d9dda7..2ec9d9e19 100644
--- a/frame/window/mainwindow.h
+++ b/frame/window/mainwindow.h
@@ -30,6 +30,7 @@ private:
     void keyPressEvent(QKeyEvent *e);
     void enterEvent(QEvent *e);
     void leaveEvent(QEvent *e);
+    void dragEnterEvent(QDragEnterEvent *e);
 
     void setFixedSize(const QSize &size);
     void move(int x, int y);