sd: implement per-view LOK_CALLBACK_DOCUMENT_SIZE_CHANGED

These callbacks were invoked from the model, so need to iterate over the
view shells and invoke them on all the views.

Change-Id: Ie8107f4782b513b874d0b94464ea372994dabbe9
Reviewed-on: https://gerrit.libreoffice.org/26221Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>
Tested-by: Jenkins <ci@libreoffice.org>

sd/source/core/drawdoc2.cxx

@@ -380,7 +380,17 @@ void SdDrawDocument::InsertPage(SdrPage* pPage, sal_uInt16 nPos)
     if (comphelper::LibreOfficeKit::isActive() &&
         static_cast<SdPage*>(pPage)->GetPageKind() == PK_STANDARD)
     {
-        libreOfficeKitCallback(LOK_CALLBACK_DOCUMENT_SIZE_CHANGED, "");
+        if (comphelper::LibreOfficeKit::isViewCallback())
+        {
+            SfxViewShell* pViewShell = SfxViewShell::GetFirst();
+            while (pViewShell)
+            {
+                pViewShell->libreOfficeKitViewCallback(LOK_CALLBACK_DOCUMENT_SIZE_CHANGED, "");
+                pViewShell = SfxViewShell::GetNext(*pViewShell);
+            }
+        }
+        else
+            libreOfficeKitCallback(LOK_CALLBACK_DOCUMENT_SIZE_CHANGED, "");
     }
 }
 
@@ -409,7 +419,17 @@ SdrPage* SdDrawDocument::RemovePage(sal_uInt16 nPgNum)
     if (comphelper::LibreOfficeKit::isActive() &&
         static_cast<SdPage*>(pPage)->GetPageKind() == PK_STANDARD)
     {
-        libreOfficeKitCallback(LOK_CALLBACK_DOCUMENT_SIZE_CHANGED, "");
+        if (comphelper::LibreOfficeKit::isViewCallback())
+        {
+            SfxViewShell* pViewShell = SfxViewShell::GetFirst();
+            while (pViewShell)
+            {
+                pViewShell->libreOfficeKitViewCallback(LOK_CALLBACK_DOCUMENT_SIZE_CHANGED, "");
+                pViewShell = SfxViewShell::GetNext(*pViewShell);
+            }
+        }
+        else
+            libreOfficeKitCallback(LOK_CALLBACK_DOCUMENT_SIZE_CHANGED, "");
     }
 
     return pPage;