SdXImpressDocument: implement resetSelection()

With this, when editing is finished, no text edit is active, also both
editeng and sdr selections are reset.

Change-Id: If953e1d8683171c1f1ed8c7d97ae34a163d14765

include/vcl/ITiledRenderable.hxx

@@ -124,7 +124,7 @@ public:
     /**
      * @see lok::Document::resetSelection().
      */
-    virtual void resetSelection() { }
+    virtual void resetSelection() = 0;
 };
 
 } // namespace vcl

sd/source/ui/inc/unomodel.hxx

@@ -250,6 +250,8 @@ public:
     virtual void setTextSelection(int nType, int nX, int nY) SAL_OVERRIDE;
     /// @see vcl::ITiledRenderable::setGraphicSelection().
     virtual void setGraphicSelection(int nType, int nX, int nY) SAL_OVERRIDE;
+    /// @see lok::Document::resetSelection().
+    virtual void resetSelection() SAL_OVERRIDE;
 
     // XComponent
 

sd/source/ui/unoidl/unomodel.cxx

@@ -2451,6 +2451,29 @@ void SdXImpressDocument::setGraphicSelection(int nType, int nX, int nY)
     }
 }
 
+void SdXImpressDocument::resetSelection()
+{
+    SolarMutexGuard aGuard;
+
+    DrawViewShell* pViewShell = GetViewShell();
+    if (!pViewShell)
+        return;
+
+    SdrView* pSdrView = pViewShell->GetView();
+    if (!pSdrView)
+        return;
+
+    if (pSdrView->IsTextEdit())
+    {
+        // Reset the editeng selection.
+        pSdrView->UnmarkAll();
+        // Finish editing.
+        pSdrView->SdrEndTextEdit();
+    }
+    // Reset graphic selection.
+    pSdrView->UnmarkAll();
+}
+
 uno::Reference< i18n::XForbiddenCharacters > SdXImpressDocument::getForbiddenCharsTable()
 {
     uno::Reference< i18n::XForbiddenCharacters > xForb(mxForbidenCharacters);