From 984a269d4825c7630aa15d3d4a53cec79b29c2e8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=9F=B3=E5=8D=9A=E6=96=87?= <sbw@sbw.so>
Date: Fri, 18 Aug 2017 13:13:56 +0800
Subject: [PATCH] hide preview when mouse leave item

Change-Id: Ic9f8ed4d9fcd04200ad5a22dc71658e767d712b6
---
 frame/item/appitem.cpp                     | 8 ++++++++
 frame/item/appitem.h                       | 1 +
 frame/item/components/previewcontainer.cpp | 5 +++++
 frame/item/components/previewcontainer.h   | 1 +
 4 files changed, 15 insertions(+)

diff --git a/frame/item/appitem.cpp b/frame/item/appitem.cpp
index 1df4521b1..49a368870 100644
--- a/frame/item/appitem.cpp
+++ b/frame/item/appitem.cpp
@@ -408,6 +408,14 @@ void AppItem::dropEvent(QDropEvent *e)
     m_itemEntry->HandleDragDrop(uriList);
 }
 
+void AppItem::leaveEvent(QEvent *e)
+{
+    DockItem::leaveEvent(e);
+
+    if (m_appPreviewTips->isVisible())
+        m_appPreviewTips->prepareHide();
+}
+
 void AppItem::showHoverTips()
 {
     if (!m_titles.isEmpty())
diff --git a/frame/item/appitem.h b/frame/item/appitem.h
index 6fb909080..cb494e90a 100644
--- a/frame/item/appitem.h
+++ b/frame/item/appitem.h
@@ -42,6 +42,7 @@ private:
     void dragEnterEvent(QDragEnterEvent *e);
     void dragMoveEvent(QDragMoveEvent *e);
     void dropEvent(QDropEvent *e);
+    void leaveEvent(QEvent *e);
 
     void showHoverTips();
     void invokedMenuItem(const QString &itemId, const bool checked);
diff --git a/frame/item/components/previewcontainer.cpp b/frame/item/components/previewcontainer.cpp
index df37e5bad..0c252c2c3 100644
--- a/frame/item/components/previewcontainer.cpp
+++ b/frame/item/components/previewcontainer.cpp
@@ -103,6 +103,11 @@ void PreviewContainer::checkMouseLeave()
     }
 }
 
+void PreviewContainer::prepareHide()
+{
+    m_mouseLeaveTimer->start();
+}
+
 void PreviewContainer::adjustSize()
 {
     const int count = m_snapshots.size();
diff --git a/frame/item/components/previewcontainer.h b/frame/item/components/previewcontainer.h
index 2365f4435..b789c3bc0 100644
--- a/frame/item/components/previewcontainer.h
+++ b/frame/item/components/previewcontainer.h
@@ -38,6 +38,7 @@ public:
 public slots:
     void updateLayoutDirection(const Dock::Position dockPos);
     void checkMouseLeave();
+    void prepareHide();
 
 private:
     void adjustSize();