LOK: return used format in Document::getTextSelection()

This allows requesting text/html, with falling back to plain text if
necessary.

Change-Id: Ie6d4e0e173311ba018553043b6a869abf193bf6f
Reviewed-on: https://gerrit.libreoffice.org/16377
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>
Tested-by: Jenkins <ci@libreoffice.org>

4 files changed, 9 insertions, 5 deletions

diff --git a/sd/source/ui/inc/ViewShell.hxx b/sd/source/ui/inc/ViewShell.hxx
index b0a868282453..bc962ca59810 100644
--- a/sd/source/ui/inc/ViewShell.hxx
+++ b/sd/source/ui/inc/ViewShell.hxx
@@ -452,7 +452,7 @@ public:
     /// Allows adjusting the point or mark of the selection to a document coordinate.
     void SetCursorMm100Position(const Point& rPosition, bool bPoint, bool bClearMark);
     /// Gets the currently selected text.
-    OString GetTextSelection(const OString& aMimeType);
+    OString GetTextSelection(const OString& aMimeType, OString& rUsedMimeType);
     /// Allows starting or ending a graphic move or resize action.
     void SetGraphicMm100Position(bool bStart, const Point& rPosition);
 
diff --git a/sd/source/ui/inc/unomodel.hxx b/sd/source/ui/inc/unomodel.hxx
index 2793ca09617b..009fb672cf27 100644
--- a/sd/source/ui/inc/unomodel.hxx
+++ b/sd/source/ui/inc/unomodel.hxx
@@ -252,7 +252,7 @@ public:
     /// @see vcl::ITiledRenderable::setTextSelection().
     virtual void setTextSelection(int nType, int nX, int nY) SAL_OVERRIDE;
     /// @see vcl::ITiledRenderable::getTextSelection().
-    virtual OString getTextSelection(const char* pMimeType) SAL_OVERRIDE;
+    virtual OString getTextSelection(const char* pMimeType, OString& rUsedMimeType) SAL_OVERRIDE;
     /// @see vcl::ITiledRenderable::setGraphicSelection().
     virtual void setGraphicSelection(int nType, int nX, int nY) SAL_OVERRIDE;
     /// @see lok::Document::resetSelection().
diff --git a/sd/source/ui/unoidl/unomodel.cxx b/sd/source/ui/unoidl/unomodel.cxx
index c74f3b1ffdbb..4940b08ce810 100644
--- a/sd/source/ui/unoidl/unomodel.cxx
+++ b/sd/source/ui/unoidl/unomodel.cxx
@@ -2446,7 +2446,7 @@ void SdXImpressDocument::setTextSelection(int nType, int nX, int nY)
     }
 }
 
-OString SdXImpressDocument::getTextSelection(const char* pMimeType)
+OString SdXImpressDocument::getTextSelection(const char* pMimeType, OString& rUsedMimeType)
 {
     SolarMutexGuard aGuard;
 
@@ -2454,7 +2454,7 @@ OString SdXImpressDocument::getTextSelection(const char* pMimeType)
     if (!pViewShell)
         return OString();
 
-    return pViewShell->GetTextSelection(pMimeType);
+    return pViewShell->GetTextSelection(pMimeType, rUsedMimeType);
 }
 
 void SdXImpressDocument::setGraphicSelection(int nType, int nX, int nY)
diff --git a/sd/source/ui/view/viewshel.cxx b/sd/source/ui/view/viewshel.cxx
index f8c45b5a912f..396a796e833a 100644
--- a/sd/source/ui/view/viewshel.cxx
+++ b/sd/source/ui/view/viewshel.cxx
@@ -553,7 +553,7 @@ void ViewShell::SetCursorMm100Position(const Point& rPosition, bool bPoint, bool
     }
 }
 
-OString ViewShell::GetTextSelection(const OString& _aMimeType)
+OString ViewShell::GetTextSelection(const OString& _aMimeType, OString& rUsedMimeType)
 {
     SdrView* pSdrView = GetView();
     if (!pSdrView)
@@ -585,6 +585,9 @@ OString ViewShell::GetTextSelection(const OString& _aMimeType)
     else
         aFlavor.DataType = cppu::UnoType< uno::Sequence<sal_Int8> >::get();
 
+    if (!xTransferable->isDataFlavorSupported(aFlavor))
+        return OString();
+
     uno::Any aAny(xTransferable->getTransferData(aFlavor));
 
     OString aRet;
@@ -604,6 +607,7 @@ OString ViewShell::GetTextSelection(const OString& _aMimeType)
         aRet = OString(reinterpret_cast<sal_Char*>(aSequence.getArray()), aSequence.getLength());
     }
 
+    rUsedMimeType = _aMimeType;
     return aRet;
 }