sw lok: route SwEditWin::MouseButtonDown to SidebarTextControl if necessary

LOK sends all mouse events to SwEditWin, so add initial hit testing in
its mouse handler to forward the mouse events to the right VCL widget.

Change-Id: I67e8e19f47156261fd7c7eafd4e63f743e0c4ce9

sw/inc/PostItMgr.hxx

@@ -234,6 +234,8 @@ class SwPostItMgr: public SfxListener
         Rectangle GetTopScrollRect(const unsigned long aPage) const;
 
         bool IsHit(const Point &aPointPixel);
+        /// Get the matching window that is responsible for handling mouse events of rPointLogic, if any.
+        vcl::Window* IsHitSidebarWindow(const Point& rPointLogic);
         Color GetArrowColor(sal_uInt16 aDirection,unsigned long aPage) const;
 
         sw::annotation::SwAnnotationWin* GetAnnotationWin(const SwPostItField* pField) const;

sw/inc/SidebarWin.hxx

@@ -178,6 +178,8 @@ class SwSidebarWin : public vcl::Window
 
         virtual void    Draw(OutputDevice* pDev, const Point&, const Size&, DrawFlags) override;
         void PaintTile(vcl::RenderContext& rRenderContext, const Rectangle& rRect);
+        /// Get the matching sub-widget inside this sidebar widget for rPointLogic, if any.
+        vcl::Window* IsHitWindow(const Point& rPointLogic);
 
     protected:
         virtual void    DataChanged( const DataChangedEvent& aEvent) override;

sw/source/uibase/docvw/PostItMgr.cxx

@@ -1706,6 +1706,37 @@ bool SwPostItMgr::IsHit(const Point &aPointPixel)
     }
     return false;
 }
+
+vcl::Window* SwPostItMgr::IsHitSidebarWindow(const Point& rPointLogic)
+{
+    vcl::Window* pRet = 0;
+
+    if (HasNotes() && ShowNotes())
+    {
+        bool bEnableMapMode = !mpEditWin->IsMapModeEnabled();
+        if (bEnableMapMode)
+            mpEditWin->EnableMapMode();
+
+        for (SwSidebarItem* pItem : mvPostItFields)
+        {
+            SwSidebarWin* pPostIt = pItem->pPostIt;
+            if (!pPostIt)
+                continue;
+
+            if (vcl::Window* pWindow = pPostIt->IsHitWindow(rPointLogic))
+            {
+                pRet = pWindow;
+                break;
+            }
+        }
+
+        if (bEnableMapMode)
+            mpEditWin->EnableMapMode(false);
+    }
+
+    return pRet;
+}
+
 Rectangle SwPostItMgr::GetBottomScrollRect(const unsigned long aPage) const
 {
     SwRect aPageRect = mPages[aPage-1]->mPageRect;

sw/source/uibase/docvw/SidebarWin.cxx

@@ -279,6 +279,14 @@ void SwSidebarWin::PaintTile(vcl::RenderContext& rRenderContext, const Rectangle
     rRenderContext.Push(PushFlags::NONE);
 }
 
+vcl::Window* SwSidebarWin::IsHitWindow(const Point& rPointLogic)
+{
+    Rectangle aRectangleLogic(EditWin().PixelToLogic(GetPosPixel()), EditWin().PixelToLogic(GetSizePixel()));
+    if (aRectangleLogic.IsInside(rPointLogic))
+        return mpSidebarTextControl;
+    return 0;
+}
+
 void SwSidebarWin::Draw(OutputDevice* pDev, const Point& rPt, const Size& rSz, DrawFlags nInFlags)
 {
     if (mpMetadataAuthor->IsVisible() )

sw/source/uibase/docvw/edtwin.cxx

@@ -2764,6 +2764,22 @@ void SwEditWin::MouseButtonDown(const MouseEvent& _rMEvt)
     if (m_rView.GetPostItMgr()->IsHit(rMEvt.GetPosPixel()))
         return;
 
+    if (comphelper::LibreOfficeKit::isActive())
+    {
+        if (vcl::Window* pWindow = m_rView.GetPostItMgr()->IsHitSidebarWindow(rMEvt.GetPosPixel()))
+        {
+            bool bDisableMapMode = pWindow->IsMapModeEnabled();
+            if (bDisableMapMode)
+                pWindow->EnableMapMode(false);
+
+            pWindow->MouseButtonDown(rMEvt);
+
+            if (bDisableMapMode)
+                pWindow->EnableMapMode();
+            return;
+        }
+    }
+
     m_rView.GetPostItMgr()->SetActiveSidebarWin(nullptr);
 
     GrabFocus();