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

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",

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

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

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 ) );
     }
 }

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)