move from boost::signal to typed Link

it doesn't really gain us much to have a handful of
boost::signal use in a sea of Links

This also fixes a regression in

commit 051b29e1025253f35f87a04e297760aa8b40611f
Author: Luboš Luňák <l.lunak@collabora.com>
Date:   Sun Sep 14 15:45:02 2014 +0200

    convert Edit autocomplete Hdl to boost signals2

where the conversion was...

- if ( maAutocompleteHdl.IsSet() )
+ if ( autocompleteSignal.empty() )

instead of the correct

+ if ( !autocompleteSignal.empty() )

Change-Id: I27270d94c782485c0a7e929bc4980af4527fe82b

2 files changed, 10 insertions, 13 deletions

diff --git a/vcl/inc/listbox.hxx b/vcl/inc/listbox.hxx
index 611f6b07dfde..f316e8f7501d 100644
--- a/vcl/inc/listbox.hxx
+++ b/vcl/inc/listbox.hxx
@@ -24,8 +24,6 @@
 #include <vcl/floatwin.hxx>
 #include <vcl/quickselectionengine.hxx>
 
-#include <boost/signals2/signal.hpp>
-
 #include <vector>
 #include <memory>
 
@@ -231,6 +229,7 @@ private:
     Link<LinkParamNone*,void>      maSelectHdl;
     Link<LinkParamNone*,void>      maCancelHdl;
     Link<ImplListBoxWindow*,void>  maDoubleClickHdl;
+    Link<UserDrawEvent*, void>     maUserDrawHdl;
     Link<LinkParamNone*,void>      maMRUChangedHdl;
     Link<sal_Int32,void>           maFocusHdl;
     Link<LinkParamNone*,void>      maListItemSelectHdl;
@@ -332,11 +331,10 @@ public:
     void            SetSelectHdl( const Link<LinkParamNone*,void>& rLink ) { maSelectHdl = rLink; }
     void            SetCancelHdl( const Link<LinkParamNone*,void>& rLink ) { maCancelHdl = rLink; }
     void            SetDoubleClickHdl( const Link<ImplListBoxWindow*,void>& rLink ) { maDoubleClickHdl = rLink; }
+    void            SetUserDrawHdl( const Link<UserDrawEvent*, void>& rLink ) { maUserDrawHdl = rLink; }
     void            SetMRUChangedHdl( const Link<LinkParamNone*,void>& rLink ) { maMRUChangedHdl = rLink; }
     void            SetFocusHdl( const Link<sal_Int32,void>& rLink )  { maFocusHdl = rLink ; }
 
-    boost::signals2::signal< void ( UserDrawEvent* ) > userDrawSignal;
-
     void            SetListItemSelectHdl( const Link<LinkParamNone*,void>& rLink ) { maListItemSelectHdl = rLink ; }
     bool            IsSelectionChanged() const { return mbSelectionChanged; }
     sal_uInt16      GetSelectModifier() const { return mnSelectModifier; }
@@ -460,9 +458,7 @@ public:
     void            SetSelectHdl( const Link<LinkParamNone*,void>& rLink ) { maLBWindow->SetSelectHdl( rLink ); }
     void            SetCancelHdl( const Link<LinkParamNone*,void>& rLink ) { maLBWindow->SetCancelHdl( rLink ); }
     void            SetDoubleClickHdl( const Link<ImplListBoxWindow*,void>& rLink ) { maLBWindow->SetDoubleClickHdl( rLink ); }
-
-    boost::signals2::signal< void ( UserDrawEvent* ) > userDrawSignal;
-
+    void            SetUserDrawHdl( const Link<UserDrawEvent*, void>& rLink ) { maLBWindow->SetUserDrawHdl( rLink ); }
     void            SetFocusHdl( const Link<sal_Int32,void>& rLink )  { maLBWindow->SetFocusHdl( rLink ); }
     void            SetListItemSelectHdl( const Link<LinkParamNone*,void>& rLink ) { maLBWindow->SetListItemSelectHdl( rLink ); }
     void            SetSelectionChangedHdl( const Link<sal_Int32,void>& rLnk ) { maLBWindow->GetEntryList()->SetSelectionChangedHdl( rLnk ); }
@@ -535,6 +531,9 @@ private:
     Rectangle       maFocusRect;
     Size            maUserItemSize;
 
+    Link<void*,void> maMBDownHdl;
+    Link<UserDrawEvent*, void> maUserDrawHdl;
+
     /// bitfield
     bool            mbUserDrawEnabled : 1;
     bool            mbInUserDraw : 1;
@@ -563,8 +562,8 @@ public:
 
     void            MBDown();
 
-    boost::signals2::signal< void ( ImplWin* ) > buttonDownSignal;
-    boost::signals2::signal< void ( UserDrawEvent* ) > userDrawSignal;
+    void            SetMBDownHdl( const Link<void*,void>& rLink ) { maMBDownHdl = rLink; }
+    void            SetUserDrawHdl( const Link<UserDrawEvent*, void>& rLink ) { maUserDrawHdl = rLink; }
 
     void            SetUserItemSize( const Size& rSz )  { maUserItemSize = rSz; }
 
@@ -588,14 +587,14 @@ class ImplBtn : public PushButton
 {
 private:
     bool            mbDown;
+    Link<void*,void> maMBDownHdl;
 
 public:
                     ImplBtn( vcl::Window* pParent, WinBits nWinStyle = 0 );
 
     virtual void    MouseButtonDown( const MouseEvent& rMEvt ) override;
     void    MBDown();
-
-    boost::signals2::signal< void ( ImplBtn* ) > buttonDownSignal;
+    void            SetMBDownHdl( const Link<void*,void>& rLink ) { maMBDownHdl = rLink; }
 };
 
 void ImplInitDropDownButton( PushButton* pButton );
diff --git a/vcl/inc/pch/precompiled_vcl.hxx b/vcl/inc/pch/precompiled_vcl.hxx
index 4d79b7caac3b..d3ef8195580e 100644
--- a/vcl/inc/pch/precompiled_vcl.hxx
+++ b/vcl/inc/pch/precompiled_vcl.hxx
@@ -59,8 +59,6 @@
 #include <boost/multi_array.hpp>
 #include <boost/optional.hpp>
 #include <boost/shared_array.hpp>
-#include <boost/signals2/connection.hpp>
-#include <boost/signals2/signal.hpp>
 #include <osl/conditn.hxx>
 #include <osl/diagnose.h>
 #include <osl/diagnose.hxx>