tdf#122442: use Timer to detect single-clicks vs double-clicks

Regression from commit 821ae0fb9fa63e0171f987d5ec210ec121978b8f which
appeared after commits changing scheduler/main loop in the range
e6e8a060ecc6e4fd51cfe88e00d841d546ed5915..9b4abcd1c45a646a1ac9120fe1c489ba6bb44e95

Change-Id: I6cf58c1e83aa9621bdd4b5c14f8565d5c69e20c1
Reviewed-on: https://gerrit.libreoffice.org/65837
Tested-by: Jenkins
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
diff --git a/sw/source/uibase/docvw/edtwin.cxx b/sw/source/uibase/docvw/edtwin.cxx
index c398ad9..6fb5b68 100644
--- a/sw/source/uibase/docvw/edtwin.cxx
+++ b/sw/source/uibase/docvw/edtwin.cxx
@@ -4756,12 +4756,12 @@ void SwEditWin::MouseButtonUp(const MouseEvent& rMEvt)
                    rSh.EnterStdMode();
                    rSh.SetVisibleCursor(aDocPt);
                    bCallBase = false;
                    m_aTemplateIdle.Stop();
                    m_aTemplateTimer.Stop();
                }
                else if(rMEvt.GetClicks() == 1)
                {
                    // no selection -> so turn off watering can
                    m_aTemplateIdle.Start();
                    m_aTemplateTimer.Start();
                }
            }
        }
@@ -4997,9 +4997,9 @@ SwEditWin::SwEditWin(vcl::Window *pParent, SwView &rMyView):
    m_aKeyInputFlushTimer.SetInvokeHandler(LINK(this, SwEditWin, KeyInputFlushHandler));

    // TemplatePointer for colors should be resetted without
    // selection after single click
    m_aTemplateIdle.SetPriority(TaskPriority::LOWEST);
    m_aTemplateIdle.SetInvokeHandler(LINK(this, SwEditWin, TemplateTimerHdl));
    // selection after single click, but not after double-click (tdf#122442)
    m_aTemplateTimer.SetTimeout(GetSettings().GetMouseSettings().GetDoubleClickTime());
    m_aTemplateTimer.SetInvokeHandler(LINK(this, SwEditWin, TemplateTimerHdl));

    // temporary solution!!! Should set the font of the current
    // insert position at every cursor movement!
diff --git a/sw/source/uibase/inc/edtwin.hxx b/sw/source/uibase/inc/edtwin.hxx
index b8f473f3..0f63aa2 100644
--- a/sw/source/uibase/inc/edtwin.hxx
+++ b/sw/source/uibase/inc/edtwin.hxx
@@ -81,7 +81,7 @@ class SwEditWin final : public vcl::Window,
    Point           m_aStartPos;
    Point           m_aMovePos;
    Point           m_aRszMvHdlPt;
    Idle            m_aTemplateIdle;
    Timer           m_aTemplateTimer;

    // type/object where the mouse pointer is
    SwCallMouseEvent m_aSaveCallEvent;