tdf#136269 give search entry initial focus

Change-Id: Id1b584341f2819e2fb4528465ee1d42c8f72dec8
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/101670
Tested-by: Jenkins
Reviewed-by: Adolfo Jayme Barrientos <fitojb@ubuntu.com>
diff --git a/formula/source/ui/dlg/funcpage.cxx b/formula/source/ui/dlg/funcpage.cxx
index 56162a4..e8370d5 100644
--- a/formula/source/ui/dlg/funcpage.cxx
+++ b/formula/source/ui/dlg/funcpage.cxx
@@ -70,6 +70,8 @@ FuncPage::FuncPage(weld::Container* pParent, const IFunctionManager* _pFunctionM
    m_xLbFunction->connect_row_activated( LINK( this, FuncPage, DblClkHdl ) );
    m_xLbFunction->connect_key_press( LINK( this, FuncPage, KeyInputHdl ) );
    m_xLbFunctionSearchString->connect_changed( LINK( this, FuncPage, ModifyHdl ) );

    m_xLbFunctionSearchString->grab_focus();
}

FuncPage::~FuncPage()