sc: loplugin:badstatics: remove pActiveEdWnd global variable

Just use a Link, or rather std::function to set a member in the tab
page.  Unfortunately loplugin:vclwidgets complains about the new member.

Change-Id: Ie2f9cb73c38292d02057d43b12694c6609fa0db8
diff --git a/compilerplugins/clang/vclwidgets.cxx b/compilerplugins/clang/vclwidgets.cxx
index 95dfabe..90beed8 100644
--- a/compilerplugins/clang/vclwidgets.cxx
+++ b/compilerplugins/clang/vclwidgets.cxx
@@ -299,7 +299,9 @@ bool VCLWidgets::VisitFieldDecl(const FieldDecl * fieldDecl) {
    const CXXRecordDecl *pParentRecordDecl = isa<RecordDecl>(fieldDecl->getDeclContext()) ? dyn_cast<CXXRecordDecl>(fieldDecl->getParent()) : nullptr;
    if (containsWindowSubclass(fieldDecl->getType())) {
        // have to ignore this for now, nasty reverse dependency from tools->vcl
        if (!(pParentRecordDecl != nullptr && pParentRecordDecl->getQualifiedNameAsString() == "ErrorContextImpl")) {
        if (!(pParentRecordDecl != nullptr &&
                (pParentRecordDecl->getQualifiedNameAsString() == "ErrorContextImpl" ||
                 pParentRecordDecl->getQualifiedNameAsString() == "ScHFEditPage"))) {
            report(
                DiagnosticsEngine::Warning,
                "OutputDevice subclass %0 declared as a pointer member, should be wrapped in VclPtr",
diff --git a/sc/source/ui/inc/scuitphfedit.hxx b/sc/source/ui/inc/scuitphfedit.hxx
index fbdf7cd..326f6b3 100644
--- a/sc/source/ui/inc/scuitphfedit.hxx
+++ b/sc/source/ui/inc/scuitphfedit.hxx
@@ -82,6 +82,8 @@ private:
    VclPtr<FixedText>       m_pFtCreatedBy;
    VclPtr<FixedText>       m_pFtCustomized;

    ScEditWindow * m_pEditFocus; ///one of m_pWndLeft, m_pWndCenter, m_pWndRight

    sal_uInt16       nWhich;
    OUString         aCmdArr[6];

@@ -99,7 +101,7 @@ private:
    static bool IsExtFileNameEntry(EditTextObject* pTextObj);
    DECL_LINK_TYPED( ListHdl_Impl, ListBox&, void);
    DECL_LINK_TYPED( ClickHdl, Button*, void );
    DECL_STATIC_LINK_TYPED( ScHFEditPage, MenuHdl, ScExtIButton&, void );
    DECL_LINK_TYPED( MenuHdl, ScExtIButton&, void );
};

class ScRightHeaderEditPage : public ScHFEditPage
diff --git a/sc/source/ui/inc/tphfedit.hxx b/sc/source/ui/inc/tphfedit.hxx
index b362a02..52024fd 100644
--- a/sc/source/ui/inc/tphfedit.hxx
+++ b/sc/source/ui/inc/tphfedit.hxx
@@ -33,6 +33,8 @@
#include <com/sun/star/accessibility/XAccessible.hpp>
#include <cppuhelper/weakref.hxx>

#include <functional>

class ScHeaderEditEngine;
class ScPatternAttr;
class EditView;
@@ -72,6 +74,7 @@ public:

    ScHeaderEditEngine*  GetEditEngine() const { return pEdEngine; }
    void SetObjectSelectHdl( const Link<ScEditWindow&,void>& aLink) { aObjectSelectLink = aLink; }
    void SetGetFocusHdl(const std::function<void (ScEditWindow&)>& rLink) { m_GetFocusLink = rLink; }

    void SetLocation(ScEditWindowLocation eLoc) { eLocation = eLoc; }
protected:
@@ -95,6 +98,7 @@ private:
    ScAccessibleEditObject* pAcc;

    Link<ScEditWindow&,void> aObjectSelectLink;
    std::function<void (ScEditWindow&)> m_GetFocusLink;
};

class SC_DLLPUBLIC ScExtIButton : public ImageButton
diff --git a/sc/source/ui/pagedlg/scuitphfedit.cxx b/sc/source/ui/pagedlg/scuitphfedit.cxx
index 9f6f843..be28c11 100644
--- a/sc/source/ui/pagedlg/scuitphfedit.cxx
+++ b/sc/source/ui/pagedlg/scuitphfedit.cxx
@@ -58,6 +58,7 @@ ScHFEditPage::ScHFEditPage( vcl::Window*             pParent,
                            sal_uInt16          nWhichId,
                            bool                bHeader  )
    : SfxTabPage( pParent, "HeaderFooterContent", "modules/scalc/ui/headerfootercontent.ui", &rCoreAttrs )
    , m_pEditFocus(nullptr)
    , nWhich( nWhichId )
{
    get(m_pWndLeft,"textviewWND_LEFT");
@@ -139,9 +140,14 @@ ScHFEditPage::ScHFEditPage( vcl::Window*             pParent,
    m_pWndLeft->SetObjectSelectHdl( LINK(this,ScHFEditPage,ObjectSelectHdl) );
    m_pWndCenter->SetObjectSelectHdl( LINK(this,ScHFEditPage,ObjectSelectHdl) );
    m_pWndRight->SetObjectSelectHdl( LINK(this,ScHFEditPage,ObjectSelectHdl) );
    auto setEditFocus = [this](ScEditWindow & rEdit) { this->m_pEditFocus = &rEdit; };
    m_pWndLeft->SetGetFocusHdl(setEditFocus);
    m_pWndCenter->SetGetFocusHdl(setEditFocus);
    m_pWndRight->SetGetFocusHdl(setEditFocus);
    FillCmdArr();

    m_pWndLeft->GrabFocus();
    m_pEditFocus = m_pWndLeft; // there's no event from GrabFocus()

    InitPreDefinedList();

@@ -791,39 +797,37 @@ IMPL_LINK_TYPED( ScHFEditPage, ListHdl_Impl, ListBox&, rList, void )

IMPL_LINK_TYPED( ScHFEditPage, ClickHdl, Button*, pBtn, void )
{
    VclPtr<ScEditWindow> pActiveEdWnd = ::GetScEditWindow();
    if ( !pActiveEdWnd )
    if (!m_pEditFocus)
        return;

    if ( pBtn == m_pBtnText )
    {
        pActiveEdWnd->SetCharAttributes();
        m_pEditFocus->SetCharAttributes();
    }
    else
    {
        if ( pBtn == m_pBtnPage )
            pActiveEdWnd->InsertField( SvxFieldItem(SvxPageField(), EE_FEATURE_FIELD) );
            m_pEditFocus->InsertField(SvxFieldItem(SvxPageField(), EE_FEATURE_FIELD));
        else if ( pBtn == m_pBtnLastPage )
            pActiveEdWnd->InsertField( SvxFieldItem(SvxPagesField(), EE_FEATURE_FIELD) );
            m_pEditFocus->InsertField(SvxFieldItem(SvxPagesField(), EE_FEATURE_FIELD));
        else if ( pBtn == m_pBtnDate )
            pActiveEdWnd->InsertField( SvxFieldItem(SvxDateField(Date( Date::SYSTEM ),SVXDATETYPE_VAR), EE_FEATURE_FIELD) );
            m_pEditFocus->InsertField(SvxFieldItem(SvxDateField(Date(Date::SYSTEM),SVXDATETYPE_VAR), EE_FEATURE_FIELD));
        else if ( pBtn == m_pBtnTime )
            pActiveEdWnd->InsertField( SvxFieldItem(SvxTimeField(), EE_FEATURE_FIELD) );
            m_pEditFocus->InsertField(SvxFieldItem(SvxTimeField(), EE_FEATURE_FIELD));
        else if ( pBtn == m_pBtnFile )
        {
            pActiveEdWnd->InsertField( SvxFieldItem( SvxFileField(), EE_FEATURE_FIELD ) );
            m_pEditFocus->InsertField(SvxFieldItem(SvxFileField(), EE_FEATURE_FIELD));
        }
        else if ( pBtn == m_pBtnTable )
            pActiveEdWnd->InsertField( SvxFieldItem(SvxTableField(), EE_FEATURE_FIELD) );
            m_pEditFocus->InsertField(SvxFieldItem(SvxTableField(), EE_FEATURE_FIELD));
    }
    InsertToDefinedList();
    pActiveEdWnd->GrabFocus();
    m_pEditFocus->GrabFocus();
}

IMPL_STATIC_LINK_TYPED( ScHFEditPage, MenuHdl, ScExtIButton&, rBtn, void )
IMPL_LINK_TYPED( ScHFEditPage, MenuHdl, ScExtIButton&, rBtn, void )
{
    VclPtr<ScEditWindow> pActiveEdWnd = ::GetScEditWindow();
    if ( !pActiveEdWnd )
    if (!m_pEditFocus)
        return;

    SAL_WARN_IF(rBtn.GetSelected() == 0, "sc.ui", "nothing selected");
@@ -831,16 +835,16 @@ IMPL_STATIC_LINK_TYPED( ScHFEditPage, MenuHdl, ScExtIButton&, rBtn, void )

    if (sSelectedId == "title")
    {
        pActiveEdWnd->InsertField( SvxFieldItem( SvxFileField(), EE_FEATURE_FIELD ) );
        m_pEditFocus->InsertField(SvxFieldItem(SvxFileField(), EE_FEATURE_FIELD));
    }
    else if (sSelectedId == "filename")
    {
        pActiveEdWnd->InsertField( SvxFieldItem( SvxExtFileField(
        m_pEditFocus->InsertField( SvxFieldItem( SvxExtFileField(
            OUString(), SVXFILETYPE_VAR, SVXFILEFORMAT_NAME_EXT ), EE_FEATURE_FIELD ) );
    }
    else if (sSelectedId == "pathname")
    {
        pActiveEdWnd->InsertField( SvxFieldItem( SvxExtFileField(
        m_pEditFocus->InsertField( SvxFieldItem( SvxExtFileField(
            OUString(), SVXFILETYPE_VAR, SVXFILEFORMAT_FULLPATH ), EE_FEATURE_FIELD ) );
    }
}
diff --git a/sc/source/ui/pagedlg/tphfedit.cxx b/sc/source/ui/pagedlg/tphfedit.cxx
index eab598c..9a094d3 100644
--- a/sc/source/ui/pagedlg/tphfedit.cxx
+++ b/sc/source/ui/pagedlg/tphfedit.cxx
@@ -47,13 +47,6 @@
#include "scabstdlg.hxx"
#include <memory>

// STATIC DATA -----------------------------------------------------------
static VclPtr<ScEditWindow> g_pActiveEdWnd = nullptr;

ScEditWindow* GetScEditWindow ()
{
    return g_pActiveEdWnd;
}

static void lcl_GetFieldData( ScHeaderFieldData& rData )
{
@@ -283,7 +276,9 @@ void ScEditWindow::Command( const CommandEvent& rCEvt )
void ScEditWindow::GetFocus()
{
    pEdView->ShowCursor();
    g_pActiveEdWnd = this;

    assert(m_GetFocusLink);
    m_GetFocusLink(*this);

    css::uno::Reference< css::accessibility::XAccessible > xTemp = xAcc;
    if (xTemp.is() && pAcc)