sw draw text: emit LOK_CALLBACK_VIEW_LOCK from registerCallback()

With this, in case the first view has an active text edit and a new view
is created, then the shape text lock is instantly visible in the second
view, even if the first view does not end + begin the text edit again
later.

Change-Id: I82d98ab1431a54a1a8897d16ce7fa0856baa2a10

sw/qa/extras/tiledrendering/tiledrendering.cxx

@@ -1209,6 +1209,7 @@ void SwTiledRenderingTest::testShapeTextUndoGroupShells()
     ViewCallback aView2;
     aView2.m_aViewCursor = Rectangle();
     aView2.m_bViewSelectionSet = false;
+    aView2.m_bViewLock = false;
     SfxViewShell::Current()->registerLibreOfficeKitViewCallback(&ViewCallback::callback, &aView2);
     // Difference was 935 twips, the new view didn't see the editeng cursor of
     // the old one. The new difference should be <1px, but here we deal with twips.
@@ -1216,6 +1217,9 @@ void SwTiledRenderingTest::testShapeTextUndoGroupShells()
     // This was false, editeng text selection of the first view wasn't noticed
     // by the second view.
     CPPUNIT_ASSERT(aView2.m_bViewSelectionSet);
+    // This was false, the new view wasn't aware of the shape text lock created
+    // by the old view.
+    CPPUNIT_ASSERT(aView2.m_bViewLock);
 
     mxComponent->dispose();
     mxComponent.clear();

sw/source/core/crsr/crsrsh.cxx

@@ -1205,6 +1205,13 @@ void SwCursorShell::NotifyCursor(SfxViewShell* pOtherShell) const
         rEditView.RegisterOtherShell(nullptr);
         // Text selection, if any.
         rEditView.DrawSelection(pOtherShell);
+
+        // Shape text lock.
+        if (OutlinerView* pOutlinerView = pView->GetTextEditOutlinerView())
+        {
+            OString sRect = pOutlinerView->GetOutputArea().toString();
+            SfxLokHelper::notifyOtherView(GetSfxViewShell(), pOtherShell, LOK_CALLBACK_VIEW_LOCK, "rectangle", sRect);
+        }
     }
     else
     {