LOK_STATE_CHANGED callback implemented with sfx events interception.

android/experimental/LOAndroid3/src/java/org/libreoffice/InvalidationHandler.java

@@ -4,6 +4,7 @@ import android.content.Intent;
 import android.graphics.PointF;
 import android.graphics.RectF;
 import android.net.Uri;
+import android.util.Log;
 
 import org.libreoffice.canvas.SelectionHandle;
 import org.libreoffice.kit.Document;
@@ -73,19 +74,26 @@ public class InvalidationHandler implements Document.MessageCallback {
                 LibreOfficeMainActivity.mAppContext.startActivity(urlIntent);
                 break;
             case Document.CALLBACK_STATE_CHANGED:
-                Log.d("Document.CALLBACK_STATE_CHANGED: " + payload);
-                String[] parts = payload.split(":");
-                boolean pressed = Boolean.parseBoolean(parts[1]);
-                if (parts[0].equals("Bold")) {
-                    LOKitShell.getToolbarController().onToggleStateChanged(Document.BOLD, pressed);
-                } else if (parts[0].equals("Italic")) {
-                    LOKitShell.getToolbarController().onToggleStateChanged(Document.ITALIC, pressed);
-                } else if (parts[0].equals("Underline")) {
-                    LOKitShell.getToolbarController().onToggleStateChanged(Document.UNDERLINE, pressed);
-                } else if (parts[0].equals("Strikeout")) {
-                    LOKitShell.getToolbarController().onToggleStateChanged(Document.STRIKEOUT, pressed);
-                }
+                stateChanged(payload);
                 break;
+            default:
+                Log.d(LOGTAG, "LOK_CALLBACK uncatched: " + messageID + " : " + payload);
+        }
+    }
+
+    private void stateChanged(String payload) {
+        String[] parts = payload.split("=");
+        boolean pressed = Boolean.parseBoolean(parts[1]);
+        if (parts[0].equals(".uno:Bold")) {
+            LOKitShell.getToolbarController().onToggleStateChanged(Document.BOLD, pressed);
+        } else if (parts[0].equals(".uno:Italic")) {
+            LOKitShell.getToolbarController().onToggleStateChanged(Document.ITALIC, pressed);
+        } else if (parts[0].equals(".uno:Underline")) {
+            LOKitShell.getToolbarController().onToggleStateChanged(Document.UNDERLINE, pressed);
+        } else if (parts[0].equals(".uno:StrikeOut")) {
+            LOKitShell.getToolbarController().onToggleStateChanged(Document.STRIKEOUT, pressed);
+        } else {
+            Log.d(LOGTAG, "LOK_CALLBACK_STATE_CHANGED type uncatched: " + payload);
         }
     }
 

android/experimental/LOAndroid3/src/java/org/libreoffice/ToolbarController.java

@@ -72,7 +72,13 @@ public class ToolbarController {
             icon = ImageUtils.bitmapToPressed(icon);
         }
 
-        menuItem.setIcon(new BitmapDrawable(mContext.getResources(), icon));
+        final MenuItem fMenuItem = menuItem;
+        final Bitmap fIcon = icon;
+        LOKitShell.getMainHandler().post(new Runnable() {
+            public void run() {
+                fMenuItem.setIcon(new BitmapDrawable(mContext.getResources(), fIcon));
+            }
+        });
     }
 
     public void setOptionMenu(Menu menu) {

include/LibreOfficeKit/LibreOfficeKitEnums.h

@@ -102,7 +102,14 @@ typedef enum
      * User clicked on an hyperlink that should be handled by other
      * applications accordingly.
      */
-    LOK_CALLBACK_HYPERLINK_CLICKED
+    LOK_CALLBACK_HYPERLINK_CLICKED,
+
+    /**
+     * Emit state update to the client.
+     * For example, when cursor is on bold text, this callback is triggered
+     * with payload: ".uno:Bold=true"
+     */
+    LOK_CALLBACK_STATE_CHANGED
 }
 LibreOfficeKitCallbackType;
 

include/sfx2/objsh.hxx

@@ -49,6 +49,9 @@
 #include <set>
 #include <o3tl/typed_flags_set.hxx>
 
+#define LOK_USE_UNSTABLE_API
+#include <LibreOfficeKit/LibreOfficeKitTypes.h>
+
 class SbxValue;
 class SvxMacro;
 class SbxArray;
@@ -708,6 +711,14 @@ public:
     SAL_DLLPRIVATE void CancelCheckOut( );
     SAL_DLLPRIVATE void CheckIn( );
     SAL_DLLPRIVATE ::com::sun::star::uno::Sequence< ::com::sun::star::document::CmisVersion > GetCmisVersions();
+
+    /**
+     * Interface shared by document shell. Allow LOK calls from sfx.
+     * Default behavior doesn't do anything. relevant SfxObjectShells should override
+     * the default behavior and implements LOK calls.
+     */
+    virtual void libreOfficeKitCallback(int nType, const char* pPayload) const;
+    virtual bool isTiledRendering() const;
 };
 
 #define SFX_GLOBAL_CLASSID \

include/sfx2/unoctitm.hxx

@@ -175,6 +175,8 @@ public:
     void                UnBindController();
     SfxDispatcher*      GetDispatcher();
     void                    SetFrame(const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XFrame >& xFrame);
+
+    void InterceptLOKStateChangeEvent(const SfxObjectShell* objSh, const ::com::sun::star::frame::FeatureStateEvent& aEvent) const;
 };
 
 #endif

libreofficekit/source/gtk/lokdocview.cxx

@@ -857,6 +857,8 @@ const char* LOKDocView_Impl::callbackTypeToString(int nType)
         return "LOK_CALLBACK_GRAPHIC_SELECTION";
     case LOK_CALLBACK_HYPERLINK_CLICKED:
         return "LOK_CALLBACK_HYPERLINK_CLICKED";
+    case LOK_CALLBACK_STATE_CHANGED:
+        return "LOK_CALLBACK_STATE_CHANGED";
     }
     return 0;
 }
@@ -937,6 +939,10 @@ gboolean LOKDocView_Impl::callbackImpl(CallbackData* pCallback)
         gtk_show_uri(NULL, pCallback->m_aPayload.c_str(), GDK_CURRENT_TIME, &pError);
 #endif
     }
+    case LOK_CALLBACK_STATE_CHANGED:
+    {
+        g_info(pCallback->m_aPayload.c_str());
+    }
     break;
     default:
         g_assert(false);

sfx2/source/control/unoctitm.cxx

@@ -68,6 +68,9 @@
 #include <iostream>
 #include <map>
 
+#include <sal/log.hxx>
+#include <LibreOfficeKit/LibreOfficeKitEnums.h>
+
 using namespace ::com::sun::star;
 using namespace ::com::sun::star::uno;
 using namespace ::com::sun::star::util;
@@ -973,8 +976,7 @@ void SfxDispatchController_Impl::StateChanged( sal_uInt16 nSID, SfxItemState eSt
         pLastState = pState;
     }
 
-    ::cppu::OInterfaceContainerHelper* pContnr = pDispatch->GetListeners().getContainer ( aDispatchURL.Complete );
-    if ( bNotify && pContnr )
+    if (bNotify)
     {
         ::com::sun::star::uno::Any aState;
         if ( ( eState >= SfxItemState::DEFAULT ) && pState && !IsInvalidItem( pState ) && !pState->ISA(SfxVoidItem) )
@@ -1015,16 +1017,24 @@ void SfxDispatchController_Impl::StateChanged( sal_uInt16 nSID, SfxItemState eSt
         aEvent.Requery = sal_False;
         aEvent.State = aState;
 
-        ::cppu::OInterfaceIteratorHelper aIt( *pContnr );
-        while( aIt.hasMoreElements() )
-        {
-            try
-            {
-                static_cast< ::com::sun::star::frame::XStatusListener *>(aIt.next())->statusChanged( aEvent );
-            }
-            catch (const ::com::sun::star::uno::RuntimeException&)
+        if (pDispatcher && pDispatcher->GetFrame()) {
+            InterceptLOKStateChangeEvent(
+                    pDispatcher->GetFrame()->GetObjectShell(), aEvent);
+        }
+
+        ::cppu::OInterfaceContainerHelper* pContnr = pDispatch->GetListeners().getContainer ( aDispatchURL.Complete );
+        if (pContnr) {
+            ::cppu::OInterfaceIteratorHelper aIt( *pContnr );
+            while( aIt.hasMoreElements() )
             {
-                aIt.remove();
+                try
+                {
+                    static_cast< ::com::sun::star::frame::XStatusListener *>(aIt.next())->statusChanged( aEvent );
+                }
+                catch (const ::com::sun::star::uno::RuntimeException&)
+                {
+                    aIt.remove();
+                }
             }
         }
     }
@@ -1035,4 +1045,27 @@ void SfxDispatchController_Impl::StateChanged( sal_uInt16 nSID, SfxItemState eSt
     StateChanged( nSID, eState, pState, 0 );
 }
 
+void SfxDispatchController_Impl::InterceptLOKStateChangeEvent(const SfxObjectShell* objSh, const ::com::sun::star::frame::FeatureStateEvent& aEvent) const
+{
+    if (!objSh || !objSh->isTiledRendering()) {
+        return;
+    }
+
+    if (aEvent.FeatureURL.Path == "Bold" ||
+            aEvent.FeatureURL.Path == "Italic" ||
+            aEvent.FeatureURL.Path == "Underline" ||
+            aEvent.FeatureURL.Path == "StrikeOut") {
+
+        OUStringBuffer aBuffer;
+        aBuffer.append(aEvent.FeatureURL.Complete);
+        aBuffer.append("=");
+        bool bTemp = false;
+        aEvent.State >>= bTemp;
+        aBuffer.append(bTemp);
+
+        OUString payload = aBuffer.makeStringAndClear();
+        objSh->libreOfficeKitCallback(LOK_CALLBACK_STATE_CHANGED, payload.toUtf8().getStr());
+    }
+}
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

sfx2/source/doc/objcont.cxx

@@ -76,6 +76,10 @@
 #include "querytemplate.hxx"
 #include <boost/scoped_array.hpp>
 
+#include <LibreOfficeKit/LibreOfficeKitTypes.h>
+
+#include <typeinfo>
+
 using namespace ::com::sun::star;
 using namespace ::com::sun::star::uno;
 
@@ -639,4 +643,12 @@ bool SfxObjectShell::IsModifyPasswordEntered()
     return pImp->m_bModifyPasswordEntered;
 }
 
+void SfxObjectShell::libreOfficeKitCallback(SAL_UNUSED_PARAMETER int nType, SAL_UNUSED_PARAMETER const char* pPayload) const {
+    SAL_WARN("tiled-rendering", "LOK callback interface not overridden for SfxObjectShell subclass typeId: " << typeid(*this).name());
+}
+bool SfxObjectShell::isTiledRendering() const {
+    SAL_WARN("tiled-rendering", "LOK callback interface not overridden for SfxObjectShell subclass typeId: " << typeid(*this).name());
+    return false;
+}
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

sw/inc/docsh.hxx

@@ -29,6 +29,8 @@
 
 #include <svl/lstner.hxx>
 #include <svtools/embedhlp.hxx>
+#define LOK_USE_UNSTABLE_API
+#include <LibreOfficeKit/LibreOfficeKitTypes.h>
 
 class SwDoc;
 class SfxDocumentInfoDialog;
@@ -311,6 +313,9 @@ public:
     virtual void    SetChangeRecording( bool bActivate ) SAL_OVERRIDE;
     virtual bool    SetProtectionPassword( const OUString &rPassword ) SAL_OVERRIDE;
     virtual bool    GetProtectionHash( /*out*/ ::com::sun::star::uno::Sequence< sal_Int8 > &rPasswordHash ) SAL_OVERRIDE;
+
+    virtual void libreOfficeKitCallback(int nType, const char* pPayload) const SAL_OVERRIDE;
+    virtual bool isTiledRendering() const SAL_OVERRIDE;
 };
 
 /** Find the right DocShell and create a new one:

sw/source/uibase/app/docsh.cxx

@@ -72,6 +72,7 @@
 #include <docstyle.hxx>
 #include <doc.hxx>
 #include <docfunc.hxx>
+#include <drawdoc.hxx>
 #include <IDocumentUndoRedo.hxx>
 #include <IDocumentSettingAccess.hxx>
 #include <IDocumentLinksAdministration.hxx>
@@ -121,6 +122,9 @@
 #include <sfx2/Metadatable.hxx>
 #include <calbck.hxx>
 
+#include <sal/log.hxx>
+#include <LibreOfficeKit/LibreOfficeKitEnums.h>
+
 using namespace ::com::sun::star;
 using namespace ::com::sun::star::uno;
 using namespace ::com::sun::star::script;
@@ -1296,4 +1300,19 @@ bool SwDocShell::GetProtectionHash( /*out*/ ::com::sun::star::uno::Sequence< sal
     return bRes;
 }
 
+void SwDocShell::libreOfficeKitCallback(int nType, const char* pPayload) const
+{
+    if (!m_pDoc) {
+        return;
+    }
+
+    SwDrawModel* pDrawModel = m_pDoc->getIDocumentDrawModelAccess().GetDrawModel();
+    pDrawModel->libreOfficeKitCallback(nType, pPayload);
+}
+
+bool SwDocShell::isTiledRendering() const {
+    SwDrawModel* pDrawModel = m_pDoc->getIDocumentDrawModelAccess().GetDrawModel();
+    return pDrawModel->isTiledRendering();
+}
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */