lok: mouse pointer events on document windows only

We only want to subscribe to the mouse pointer events of the document
window, not anything else.

Change-Id: Ie21db52b2dd0d4f55289896caba5174380316e65
Reviewed-on: https://gerrit.libreoffice.org/50412
Reviewed-by: Jan Holesovsky <kendy@collabora.com>
Tested-by: Jan Holesovsky <kendy@collabora.com>

3 files changed, 12 insertions, 1 deletions

diff --git a/vcl/inc/window.h b/vcl/inc/window.h
index faf9e5162794..b5a6e5b49e51 100644
--- a/vcl/inc/window.h
+++ b/vcl/inc/window.h
@@ -355,6 +355,7 @@ public:
 
     const vcl::ILibreOfficeKitNotifier* mpLOKNotifier; ///< To emit the LOK callbacks eg. for dialog tunneling.
     vcl::LOKWindowId mnLOKWindowId; ///< ID of this specific window.
+    bool mbLOKParentNotifier;
 };
 
 /// Sets up the buffer to have settings matching the window, and restores the original state in the dtor.
diff --git a/vcl/source/window/mouse.cxx b/vcl/source/window/mouse.cxx
index 2a9ec9765c29..aca2627c5f19 100644
--- a/vcl/source/window/mouse.cxx
+++ b/vcl/source/window/mouse.cxx
@@ -510,7 +510,14 @@ void Window::SetPointer( const Pointer& rPointer )
             aPointerString = aIt->second;
         }
 
-        pWin->GetLOKNotifier()->libreOfficeKitViewCallback(LOK_CALLBACK_MOUSE_POINTER, aPointerString.getStr());
+        // issue mouse pointer events only for document windows
+        // Doc windows' immediate parent SfxFrameViewWindow_Impl is the one with
+        // parent notifier set during initialization
+        if (GetParent()->ImplGetWindowImpl()->mbLOKParentNotifier &&
+            GetParent()->ImplGetWindowImpl()->mnLOKWindowId == 0)
+        {
+            pWin->GetLOKNotifier()->libreOfficeKitViewCallback(LOK_CALLBACK_MOUSE_POINTER, aPointerString.getStr());
+        }
     }
 }
 
diff --git a/vcl/source/window/window.cxx b/vcl/source/window/window.cxx
index 904932623a92..e665b48af9dc 100644
--- a/vcl/source/window/window.cxx
+++ b/vcl/source/window/window.cxx
@@ -750,6 +750,7 @@ WindowImpl::WindowImpl( WindowType nType )
     mbDoubleBufferingRequested = bDoubleBuffer; // when we are not sure, assume it cannot do double-buffering via RenderContext
     mpLOKNotifier                       = nullptr;
     mnLOKWindowId                       = 0;
+    mbLOKParentNotifier                 = false;
 }
 
 WindowImpl::~WindowImpl()
@@ -3254,6 +3255,8 @@ void Window::SetLOKNotifier(const vcl::ILibreOfficeKitNotifier* pNotifier, bool
         mpWindowImpl->mnLOKWindowId = sLastLOKWindowId++;
         GetLOKWindowsMap().insert(std::map<vcl::LOKWindowId, VclPtr<vcl::Window>>::value_type(mpWindowImpl->mnLOKWindowId, this));
     }
+    else
+        mpWindowImpl->mbLOKParentNotifier = true;
 
     mpWindowImpl->mpLOKNotifier = pNotifier;
 }