LOK: add lok::Document::setTextSelection()

What's interesting about this is that it allows adjusting the position
of both the point and mark of the selection, while the normal UI only
allows adjusting the point.

Change-Id: If61f57c68c28c67fec252f2b666a706f52dd8d26

4 files changed, 37 insertions, 0 deletions

diff --git a/sw/inc/unotxdoc.hxx b/sw/inc/unotxdoc.hxx
index 894a12714946..6ffa02fff8ca 100644
--- a/sw/inc/unotxdoc.hxx
+++ b/sw/inc/unotxdoc.hxx
@@ -415,6 +415,8 @@ public:
     virtual void registerCallback(LibreOfficeKitCallback pCallback, void* pData) SAL_OVERRIDE;
     /// @see vcl::ITiledRenderable::postMouseEvent().
     virtual void postMouseEvent(int nType, int nX, int nY, int nCount) SAL_OVERRIDE;
+    /// @see vcl::ITiledRenderable::setTextSelection().
+    virtual void setTextSelection(int nType, int nX, int nY) SAL_OVERRIDE;
 
     void                        Invalidate();
     void                        Reactivate(SwDocShell* pNewDocShell);
diff --git a/sw/source/uibase/docvw/edtwin.cxx b/sw/source/uibase/docvw/edtwin.cxx
index 6666249466da..bb592175fde4 100644
--- a/sw/source/uibase/docvw/edtwin.cxx
+++ b/sw/source/uibase/docvw/edtwin.cxx
@@ -6256,4 +6256,18 @@ void SwEditWin::LogicMouseButtonUp(const MouseEvent& rMouseEvent)
     MouseButtonUp(rMouseEvent);
 }
 
+void SwEditWin::SetCursorLogicPosition(bool bPoint, const Point& rPosition)
+{
+    // Not an SwWrtShell, as that would make SwCrsrShell::GetCrsr() inaccessible.
+    SwEditShell& rShell = m_rView.GetWrtShell();
+    SwMvContext aMvContext(&rShell);
+    // If the mark is to be updated, then exchange the point and mark before
+    // and after, as we can't easily set the mark.
+    if (!bPoint)
+        rShell.GetCrsr()->Exchange();
+    rShell.SetCrsr(rPosition);
+    if (!bPoint)
+        rShell.GetCrsr()->Exchange();
+}
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sw/source/uibase/inc/edtwin.hxx b/sw/source/uibase/inc/edtwin.hxx
index 5557321a5a1a..9af94460629c 100644
--- a/sw/source/uibase/inc/edtwin.hxx
+++ b/sw/source/uibase/inc/edtwin.hxx
@@ -305,6 +305,8 @@ public:
     void LogicMouseButtonDown(const MouseEvent& rMouseEvent);
     /// Same as MouseButtonUp(), but coordinates are in logic unit.
     void LogicMouseButtonUp(const MouseEvent& rMouseEvent);
+    /// Allows adjusting the point or mark of the selection to a document coordinate.
+    void SetCursorLogicPosition(bool bPoint, const Point& rPosition);
 };
 
 #endif
diff --git a/sw/source/uibase/uno/unotxdoc.cxx b/sw/source/uibase/uno/unotxdoc.cxx
index 70abbac57cbf..3a98cd955384 100644
--- a/sw/source/uibase/uno/unotxdoc.cxx
+++ b/sw/source/uibase/uno/unotxdoc.cxx
@@ -3194,6 +3194,25 @@ void SwXTextDocument::postMouseEvent(int nType, int nX, int nY, int nCount)
     }
 }
 
+void SwXTextDocument::setTextSelection(int nType, int nX, int nY)
+{
+    SolarMutexGuard aGuard;
+
+    SwEditWin& rEditWin = pDocShell->GetView()->GetEditWin();
+    switch (nType)
+    {
+    case LOK_SETTEXTSELECTION_START:
+        rEditWin.SetCursorLogicPosition(/*bPoint=*/false, Point(nX, nY));
+        break;
+    case LOK_SETTEXTSELECTION_END:
+        rEditWin.SetCursorLogicPosition(/*bPoint=*/true, Point(nX, nY));
+        break;
+    default:
+        assert(false);
+        break;
+    }
+}
+
 void * SAL_CALL SwXTextDocument::operator new( size_t t) throw()
 {
     return SwXTextDocumentBaseClass::operator new(t);