lok: formula bar: function completion

lok clients can request to complete a function name partially typed in
the formula input box.

Change-Id: I8771fd4d2a7f79c20138d9183162da23a92f2ba4
Reviewed-on: https://gerrit.libreoffice.org/83984
Reviewed-by: Marco Cecchetti <marco.cecchetti@collabora.com>
Tested-by: Marco Cecchetti <marco.cecchetti@collabora.com>
Reviewed-on: https://gerrit.libreoffice.org/84258
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>
Tested-by: Jenkins

1 files changed, 16 insertions, 0 deletions

diff --git a/sc/source/ui/app/inputhdl.cxx b/sc/source/ui/app/inputhdl.cxx
index 2d03cdecb5df..e8c8ebd0c669 100644
--- a/sc/source/ui/app/inputhdl.cxx
+++ b/sc/source/ui/app/inputhdl.cxx
@@ -17,6 +17,7 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#include <iterator>
 #include <memory>
 #include <string_view>
 
@@ -1574,6 +1575,21 @@ void ScInputHandler::PasteFunctionData()
         pActiveView->ShowCursor();
 }
 
+void ScInputHandler::LOKPasteFunctionData( sal_uInt32 nIndex )
+{
+    if (pFormulaData  && miAutoPosFormula != pFormulaData->end() && nIndex < pFormulaData->size())
+    {
+        auto aPos = pFormulaData->begin();
+        sal_uInt32 nCurIndex = std::distance(aPos, miAutoPosFormula);
+        nIndex += nCurIndex;
+        if (nIndex >= pFormulaData->size())
+            nIndex -= pFormulaData->size();
+        std::advance(aPos, nIndex);
+        miAutoPosFormula = aPos;
+        PasteFunctionData();
+    }
+}
+
 // Calculate selection and display as tip help
 static OUString lcl_Calculate( const OUString& rFormula, ScDocument* pDoc, const ScAddress &rPos )
 {