sd: initial ViewShell::libreOfficeKitCallback()

With this, typing into an empty document + pressing Esc makes those
typed characters visible.

Change-Id: I57d05f40d1bb6afa2b8c68ce1d10906203aa4bc8

sd/source/ui/inc/ViewShell.hxx

@@ -23,6 +23,7 @@
 #include <rtl/ref.hxx>
 
 #include <vcl/field.hxx>
+#include <vcl/ITiledRenderable.hxx>
 #include <sfx2/viewsh.hxx>
 #include <vcl/prntypes.hxx>
 #include <svtools/transfer.hxx>
@@ -443,6 +444,11 @@ public:
         SdPage* pPage,
         const sal_Int32 nInsertPosition = -1);
 
+    /// The actual implementation of the vcl::ITiledRenderable::registerCallback() API for Impress.
+    void registerLibreOfficeKitCallback(LibreOfficeKitCallback pCallback, void* pLibreOfficeKitData);
+    /// Invokes the registered callback, if there are any.
+    void libreOfficeKitCallback(int nType, const char* pPayload) const;
+
     class Implementation;
 
 protected:
@@ -576,6 +582,9 @@ private:
     /** Create the rulers.
     */
     void SetupRulers (void);
+
+    LibreOfficeKitCallback mpLibreOfficeKitCallback;
+    void* mpLibreOfficeKitData;
 };
 
 SdrView* ViewShell::GetDrawView (void) const

sd/source/ui/inc/unomodel.hxx

@@ -240,8 +240,10 @@ public:
     virtual OUString getPartName( int nPart ) SAL_OVERRIDE;
     virtual void setPartMode( LibreOfficeKitPartMode ePartMode ) SAL_OVERRIDE;
 
-    /// @see ITiledRenderable::initializeForTiledRendering().
+    /// @see vcl::ITiledRenderable::initializeForTiledRendering().
     virtual void initializeForTiledRendering() SAL_OVERRIDE;
+    /// @see vcl::ITiledRenderable::registerCallback().
+    virtual void registerCallback(LibreOfficeKitCallback pCallback, void* pData) SAL_OVERRIDE;
 
     // XComponent
 

sd/source/ui/unoidl/unomodel.cxx

@@ -2354,6 +2354,12 @@ void SdXImpressDocument::initializeForTiledRendering()
     mpDocShell->GetViewShell()->GetViewFrame()->GetDispatcher()->Execute(SID_VIEWSHELL0, SfxCallMode::SYNCHRON | SfxCallMode::RECORD);
 }
 
+void SdXImpressDocument::registerCallback(LibreOfficeKitCallback pCallback, void* pData)
+{
+    SolarMutexGuard aGuard;
+    mpDocShell->GetViewShell()->registerLibreOfficeKitCallback(pCallback, pData);
+}
+
 uno::Reference< i18n::XForbiddenCharacters > SdXImpressDocument::getForbiddenCharsTable()
 {
     uno::Reference< i18n::XForbiddenCharacters > xForb(mxForbidenCharacters);

sd/source/ui/view/sdwindow.cxx

@@ -992,6 +992,7 @@ void Window::LogicInvalidate(const ::vcl::Region* pRegion)
         sRectangle = "EMPTY";
     else
         sRectangle = pRegion->GetBoundRect().toString();
+    mpViewShell->libreOfficeKitCallback(LOK_CALLBACK_INVALIDATE_TILES, sRectangle.getStr());
 }
 
 } // end of namespace sd

sd/source/ui/view/viewshel.cxx

@@ -137,6 +137,8 @@ ViewShell::ViewShell( SfxViewFrame*, vcl::Window* pParentWindow, ViewShellBase&
 :   SfxShell(&rViewShellBase)
 ,   mbCenterAllowed(bAllowCenter)
 ,   mpParentWindow(pParentWindow)
+,   mpLibreOfficeKitCallback(0)
+,   mpLibreOfficeKitData(0)
 {
     construct();
 }
@@ -1448,6 +1450,18 @@ void ViewShell::NotifyAccUpdate( )
     GetViewShellBase().GetDrawController().NotifyAccUpdate();
 }
 
+void ViewShell::registerLibreOfficeKitCallback(LibreOfficeKitCallback pCallback, void* pData)
+{
+    mpLibreOfficeKitCallback = pCallback;
+    mpLibreOfficeKitData = pData;
+}
+
+void ViewShell::libreOfficeKitCallback(int nType, const char* pPayload) const
+{
+    if (mpLibreOfficeKitCallback)
+        mpLibreOfficeKitCallback(nType, pPayload, mpLibreOfficeKitData);
+}
+
 } // end of namespace sd
 
 //===== ViewShellObjectBarFactory =============================================