From 8035dfdff321754819f79e3165401aa59bd8c7f7 Mon Sep 17 00:00:00 2001
From: wh11204 <wh11204@2a5c6006-c6dd-42ca-98ab-0921f2732cef>
Date: Tue, 14 Dec 2021 08:57:56 +0000
Subject: [PATCH] - Remove code for wxWidgets < 3.0.0 (part I). Includes:  
 src\include\cbart_provider.h   src\include\cbauibook.h  
 src\include\globals.h   src\include\logmanager.h  
 src\include\scrollingdialog.h   src\plugins\debuggergdb\debuggergdb.cpp  
 src\plugins\debuggergdb\gdb_commands.h   src\sdk\base64.cpp  
 src\sdk\cbauibook.cpp   src\sdk\crc32.cpp   src\sdk\editorcolourset.cpp  
 src\sdk\editorlexerloader.cpp

git-svn-id: https://svn.code.sf.net/p/codeblocks/code/trunk@12578 2a5c6006-c6dd-42ca-98ab-0921f2732cef
---
 src/include/cbart_provider.h            |  18 +--
 src/include/cbauibook.h                 |  41 ------
 src/include/globals.h                   |   4 -
 src/include/logmanager.h                |   4 +-
 src/include/scrollingdialog.h           | 184 ------------------------
 src/plugins/debuggergdb/debuggergdb.cpp |  10 --
 src/plugins/debuggergdb/gdb_commands.h  |   4 -
 src/sdk/base64.cpp                      |  22 ---
 src/sdk/cbauibook.cpp                   |  84 +----------
 src/sdk/crc32.cpp                       |   4 -
 src/sdk/editorcolourset.cpp             |   4 -
 src/sdk/editorlexerloader.cpp           |   4 -
 12 files changed, 10 insertions(+), 373 deletions(-)

diff --git a/src/include/cbart_provider.h b/src/include/cbart_provider.h
index ed04be85f5..272b6d6b5e 100644
--- a/src/include/cbart_provider.h
+++ b/src/include/cbart_provider.h
@@ -34,17 +34,13 @@ class DLLIMPORT cbArtProvider : public wxArtProvider
     wxString m_prefix;
 
     struct StringHash
-    {
-        size_t operator()(const wxString& s) const
-        {
-#if wxCHECK_VERSION(3, 0, 0)
-            return std::hash<std::wstring>()(s.ToStdWstring());
-#else
-            return std::hash<std::wstring>()(s.wc_str());
-#endif // wxCHECK_VERSION
-        }
-    };
-
+    {
+        size_t operator()(const wxString& s) const
+        {
+            return std::hash<std::wstring>()(s.ToStdWstring());
+        }
+    };
+
     struct Data
     {
         Data() : hasFormatting(false) {}
diff --git a/src/include/cbauibook.h b/src/include/cbauibook.h
index d0bf79a3a1..4e90a65e5c 100644
--- a/src/include/cbauibook.h
+++ b/src/include/cbauibook.h
@@ -78,25 +78,6 @@ class DLLIMPORT cbAuiNotebook : public wxAuiNotebook
          * \return int the visible position
          */
         int GetTabPositionFromIndex(int index);
-#if !wxCHECK_VERSION(3, 0, 0)
-        /** \brief Set a tab tooltip
-         *
-         * Sets the tooltip for the tab belonging to win.
-         * Starts the dwell timer and the stopwatch if it is not already done.
-         * \param idx the index of the pane that belongs to the tab
-         * \param text the tooltip
-         * @remarks Uses the name of the wxWindow to store the message
-         * \return bool true if tooltip was updated
-         */
-        bool SetPageToolTip(size_t idx, const wxString & text );
-        /** \brief Get a tab tooltip
-         *
-         * Returns the tooltip for the tab label of the page.
-         * @remarks Uses the name of the wxWindow to store the message
-         * \return wxString the tooltip of the page with the given index
-         */
-        wxString GetPageToolTip(size_t idx	);
-#endif // !wxCHECK_VERSION(3, 0, 0)
         /** \brief Minmize free horizontal page
          *
          * Moves the active tab of all tabCtrl's to the rightmost place,
@@ -205,25 +186,12 @@ class DLLIMPORT cbAuiNotebook : public wxAuiNotebook
          * \param event
          * @remarks Works not reliable, due to OS/wxWidgets-limitations
          */
-#if wxCHECK_VERSION(3, 0, 0)
         void OnNavigationKeyNotebook(wxNavigationKeyEvent& event);
-#else
-        void OnNavigationKey(wxNavigationKeyEvent& event);
-#endif // wxCHECK_VERSION(3, 0, 0)
         /** \brief OnIdle
          *
          * \param event unused
          */
         void OnIdle(cb_unused wxIdleEvent& event);
-#if !wxCHECK_VERSION(3, 0, 0)
-        /** \brief Catch mousemotion-events
-         *
-         * Needed for the backport of tabtooltip from wx2.9
-         *
-         * \param event holds the wxTabCtrl, that sends the event
-         */
-        void OnMotion(wxMouseEvent& event);
-#endif // !wxCHECK_VERSION(3, 0, 0)
         /** \brief Catch doubleclick-events from wxTabCtrl
          *
          * Sends cbEVT_CBAUIBOOK_LEFT_DCLICK, if doubleclick was on a tab,
@@ -318,15 +286,6 @@ class DLLIMPORT cbAuiNotebook : public wxAuiNotebook
          */
         long m_LastId;
 #endif // __WXMSW__
-#if !wxCHECK_VERSION(3, 0, 0)
-        /** \brief If false, tooltips are not shown
-         *
-         * Needed to only show tooltips, if they have been explicitely set.
-         * We store the tooltip-text in the tabs name, without this flag, we
-         * get the wxWidgets default-names as tooltips.
-         */
-        bool m_HasToolTip;
-#endif // !wxCHECK_VERSION(3, 0, 0)
         /** \brief If true, zoom for all editors
          * is set in next OnIdle-call
          */
diff --git a/src/include/globals.h b/src/include/globals.h
index c2924cb7fe..f5086b643a 100644
--- a/src/include/globals.h
+++ b/src/include/globals.h
@@ -441,11 +441,7 @@ extern DLLIMPORT wxArrayInt cbGetMultiChoiceDialog(const wxString& message, cons
                                      const wxSize& size = wxSize(300, 300),
                                      const wxArrayInt& initialSelection = wxArrayInt());
 
-#if wxCHECK_VERSION(3, 0, 0)
 extern DLLIMPORT const char *cbGetTextFromUserPromptStr;
-#else
-extern DLLIMPORT const wxChar *cbGetTextFromUserPromptStr;
-#endif // wxCHECK_VERSION
 
 extern DLLIMPORT wxString cbGetTextFromUser(const wxString &message,
                                             const wxString &caption = cbGetTextFromUserPromptStr,
diff --git a/src/include/logmanager.h b/src/include/logmanager.h
index 704698f27a..29af5fe24a 100644
--- a/src/include/logmanager.h
+++ b/src/include/logmanager.h
@@ -21,7 +21,7 @@
     {
         va_list arg_list;
         va_start(arg_list, msg);
-#if wxCHECK_VERSION(3, 0, 0) && wxUSE_UNICODE
+#if wxUSE_UNICODE
 // in wx >=  3.0 unicode-build (default) we need the %ls here, or the strings get
 // cut after the first character
         ::temp_string = msg;
@@ -38,7 +38,7 @@
     {
         va_list arg_list;
         va_start(arg_list, msg);
-#if wxCHECK_VERSION(2,9,0) && wxUSE_UNICODE
+#if wxUSE_UNICODE
 // in wx >=  2.9 unicode-build (default) we need the %ls here, or the strings get
 // cut after the first character
         ::temp_string = msg;
diff --git a/src/include/scrollingdialog.h b/src/include/scrollingdialog.h
index 06f3a1b607..17173f9709 100644
--- a/src/include/scrollingdialog.h
+++ b/src/include/scrollingdialog.h
@@ -30,151 +30,18 @@ class wxBoxSizer;
 class wxButton;
 class wxScrolledWindow;
 
-#if !wxCHECK_VERSION(3, 0, 0)
-class wxDialogLayoutAdapter: public wxObject
-{
-    DECLARE_CLASS(wxDialogLayoutAdapter)
-public:
-    wxDialogLayoutAdapter() {}
-
-    /// Override this function to indicate that adaptation should be done
-    virtual bool CanDoLayoutAdaptation(wxDialogHelper* dialog) = 0;
-
-    /// Override this function to do the adaptation
-    virtual bool DoLayoutAdaptation(wxDialogHelper* dialog) = 0;
-};
-
-/*!
- * Standard adapter. Does scrolling adaptation for paged and regular dialogs.
- *
- */
-
-class wxStandardDialogLayoutAdapter: public wxDialogLayoutAdapter
-{
-    DECLARE_CLASS(wxStandardDialogLayoutAdapter)
-public:
-    wxStandardDialogLayoutAdapter() {}
-
-// Overrides
-
-    /// Indicate that adaptation should be done
-    bool CanDoLayoutAdaptation(wxDialogHelper* dialog) override;
-
-    /// Do layout adaptation
-    bool DoLayoutAdaptation(wxDialogHelper* dialog) override;
-
-// Implementation
-
-    /// Find a standard or horizontal box sizer
-    virtual wxSizer* FindButtonSizer(bool stdButtonSizer, wxDialogHelper* dialog, wxSizer* sizer, int& retBorder, int accumlatedBorder = 0);
-
-    /// Check if this sizer contains standard buttons, and so can be repositioned in the dialog
-    virtual bool IsOrdinaryButtonSizer(wxDialogHelper* dialog, wxBoxSizer* sizer);
-
-    /// Check if this is a standard button
-    virtual bool IsStandardButton(wxDialogHelper* dialog, wxButton* button);
-
-    /// Find 'loose' main buttons in the existing layout and add them to the standard dialog sizer
-    virtual bool FindLooseButtons(wxDialogHelper* dialog, wxStdDialogButtonSizer* buttonSizer, wxSizer* sizer, int& count);
-
-    /// Reparent the controls to the scrolled window, except those in buttonSizer
-    virtual void ReparentControls(wxWindow* parent, wxWindow* reparentTo, wxSizer* buttonSizer = NULL);
-
-    /// A function to fit the dialog around its contents, and then adjust for screen size.
-    /// If scrolled windows are passed, scrolling is enabled in the required orientation(s).
-    virtual bool FitWithScrolling(wxDialog* dialog, wxScrolledWindow* scrolledWindow);
-    virtual bool FitWithScrolling(wxDialog* dialog, wxWindowList& windows);
-
-    /// Find whether scrolling will be necessary for the dialog, returning wxVERTICAL, wxHORIZONTAL or both
-    virtual int MustScroll(wxDialog* dialog, wxSize& windowSize, wxSize& displaySize);
-};
-
-/*!
- * A base class for dialogs that have adaptation. In wxWidgets 3.0, this will not
- * be needed since the new functionality will be implemented in wxDialogBase.
- */
-
-class wxDialogHelper
-{
-public:
-
-    wxDialogHelper(wxDialog* dialog = NULL) { Init(); m_dialog = dialog; }
-    virtual ~wxDialogHelper() {}
-
-    void Init();
-
-    void SetDialog(wxDialog* dialog) { m_dialog = dialog; }
-    wxDialog* GetDialog() const { return m_dialog; }
-
-    /// Do the adaptation
-    virtual bool DoLayoutAdaptation();
-
-    /// Can we do the adaptation?
-    virtual bool CanDoLayoutAdaptation();
-
-    /// Returns a content window if there is one
-    virtual wxWindow* GetContentWindow() const { return NULL; }
-
-    /// Add an id to the list of custom button identifiers that should be in the button sizer
-    void AddButtonId(wxWindowID id) { m_buttonIds.Add((int) id); }
-    wxArrayInt& GetButtonIds() { return m_buttonIds; }
-
-    /// Is this id in the custom button id array?
-    bool IsUserButtonId(wxWindowID id) { return (m_buttonIds.Index((int) id) != wxNOT_FOUND); }
-
-// ACCESSORS
-
-    /// Level of adaptation, from none (Level 0) to full (Level 3). To disable adaptation,
-    /// set level 0, for example in your dialog constructor. You might
-    /// do this if you know that you are displaying on a large screen and you don't want the
-    /// dialog changed.
-    void SetLayoutAdaptationLevel(int level) { m_layoutAdaptationLevel = level; }
-
-    /// Get level of adaptation
-    int GetLayoutAdaptationLevel() const { return m_layoutAdaptationLevel; }
-
-    /// Returns true if the adaptation has been done
-    void SetLayoutAdaptationDone(bool adaptationDone) { m_layoutLayoutAdaptationDone = adaptationDone; }
-    bool GetLayoutAdaptationDone() const { return m_layoutLayoutAdaptationDone; }
-
-    /// Set layout adapter class, returning old adapter
-    static wxDialogLayoutAdapter* SetLayoutAdapter(wxDialogLayoutAdapter* adapter);
-    static wxDialogLayoutAdapter* GetLayoutAdapter() { return sm_layoutAdapter; }
-
-    /// Global switch for layout adaptation
-    static bool GetLayoutAdaptation() { return sm_layoutAdaptation; }
-    static void SetLayoutAdaptation(bool enable) { sm_layoutAdaptation = enable; }
-
-protected:
-
-    wxDialog*                           m_dialog;
-    bool                                m_layoutLayoutAdaptationDone;
-    wxArrayInt                          m_buttonIds;
-    int                                 m_layoutAdaptationLevel;
-    static wxDialogLayoutAdapter*       sm_layoutAdapter;
-    static bool                         sm_layoutAdaptation;
-};
-#endif //#if !wxCHECK_VERSION(3, 0, 0)
-
 /*!
  * A class that makes its content scroll if necessary
  */
 
 class DLLIMPORT wxScrollingDialog: public wxDialog
-#if !wxCHECK_VERSION(3, 0, 0)
-    , public wxDialogHelper
-#endif
 {
     DECLARE_CLASS(wxScrollingDialog)
 public:
 
     wxScrollingDialog()
     {
-#if !wxCHECK_VERSION(3, 0, 0)
-        Init();
-#else
         SetLayoutAdaptationMode(wxDIALOG_ADAPTATION_MODE_ENABLED);
-#endif
     }
     wxScrollingDialog(wxWindow *parent,
              int id = wxID_ANY,
@@ -184,30 +51,9 @@ class DLLIMPORT wxScrollingDialog: public wxDialog
              long style = wxDEFAULT_DIALOG_STYLE,
              const wxString& name = _("dialogBox"))
     {
-#if !wxCHECK_VERSION(3, 0, 0)
-        Init();
-#else
         SetLayoutAdaptationMode(wxDIALOG_ADAPTATION_MODE_ENABLED);
-#endif
         Create(parent, id, title, pos, size, style, name);
     }
-#if !wxCHECK_VERSION(3, 0, 0)
-    bool Create(wxWindow *parent,
-             int id = wxID_ANY,
-             const wxString& title = wxEmptyString,
-             const wxPoint& pos = wxDefaultPosition,
-             const wxSize& size = wxDefaultSize,
-             long style = wxDEFAULT_DIALOG_STYLE,
-             const wxString& name = _("dialogBox"));
-
-    void Init();
-
-    /// Override Show to rejig the control and sizer hierarchy if necessary
-    bool Show(bool show = true) override;
-
-    /// Override ShowModal to rejig the control and sizer hierarchy if necessary
-    int ShowModal() override;
-#endif
 };
 
 /*!
@@ -215,19 +61,11 @@ class DLLIMPORT wxScrollingDialog: public wxDialog
  */
 
 class wxScrollingPropertySheetDialog : public wxPropertySheetDialog
-#if !wxCHECK_VERSION(3, 0, 0)
-    , public wxDialogHelper
-#endif
-
 {
 public:
     wxScrollingPropertySheetDialog() : wxPropertySheetDialog()
     {
-#if !wxCHECK_VERSION(3, 0, 0)
-        Init();
-#else
         SetLayoutAdaptationMode(wxDIALOG_ADAPTATION_MODE_ENABLED);
-#endif
     }
 
     wxScrollingPropertySheetDialog(wxWindow* parent, wxWindowID id,
@@ -237,32 +75,10 @@ class wxScrollingPropertySheetDialog : public wxPropertySheetDialog
                        long style = wxDEFAULT_DIALOG_STYLE,
                        const wxString& name = wxDialogNameStr)
     {
-#if !wxCHECK_VERSION(3, 0, 0)
-        Init();
-#else
         SetLayoutAdaptationMode(wxDIALOG_ADAPTATION_MODE_ENABLED);
-#endif
         Create(parent, id, title, pos, sz, style, name);
     }
 
-#if !wxCHECK_VERSION(3, 0, 0)
-//// Accessors
-
-    /// Returns the content window
-    wxWindow* GetContentWindow() const override;
-
-/// Operations
-
-    /// Override Show to rejig the control and sizer hierarchy if necessary
-    bool Show(bool show = true) override;
-
-    /// Override ShowModal to rejig the control and sizer hierarchy if necessary
-    int ShowModal() override;
-
-private:
-    void Init();
-#endif
-
 protected:
 
     DECLARE_DYNAMIC_CLASS(wxScrollingPropertySheetDialog)
diff --git a/src/plugins/debuggergdb/debuggergdb.cpp b/src/plugins/debuggergdb/debuggergdb.cpp
index 4d1dabba54..845de0bb3b 100644
--- a/src/plugins/debuggergdb/debuggergdb.cpp
+++ b/src/plugins/debuggergdb/debuggergdb.cpp
@@ -554,7 +554,6 @@ int DebuggerGDB::LaunchProcessWithShell(const wxString &cmd, wxProcess *process,
                                         const wxString &cwd)
 {
     wxString shell = GetShellString();
-#if wxCHECK_VERSION(3, 0, 0)
     wxExecuteEnv execEnv;
     execEnv.cwd = cwd;
     // Read the current environment variables and then make changes to them.
@@ -565,15 +564,6 @@ int DebuggerGDB::LaunchProcessWithShell(const wxString &cmd, wxProcess *process,
         execEnv.env["SHELL"] = shell;
     }
     return wxExecute(cmd, wxEXEC_ASYNC, process, &execEnv);
-#else
-    if (!shell.empty())
-    {
-        Log(wxString::Format(wxT("Setting SHELL to '%s'"), shell.wx_str()));
-        wxSetEnv(wxT("SHELL"), shell);
-    }
-    (void)cwd;
-    return wxExecute(cmd, wxEXEC_ASYNC, process);
-#endif // !wxCHECK_VERSION(3, 0, 0)
 }
 
 int DebuggerGDB::LaunchProcess(const wxString& cmd, const wxString& cwd)
diff --git a/src/plugins/debuggergdb/gdb_commands.h b/src/plugins/debuggergdb/gdb_commands.h
index cd564b29c9..5a77fbb5e4 100644
--- a/src/plugins/debuggergdb/gdb_commands.h
+++ b/src/plugins/debuggergdb/gdb_commands.h
@@ -63,11 +63,7 @@ namespace
 
     while (count < sizeof(T) * 2) // be sure we don't keep adding more to ret
     {
-      #if wxCHECK_VERSION(3, 0, 0)
       switch (str[pos].GetValue())
-      #else
-      switch (str[pos])
-      #endif
       {
         case _T('0'):
         case _T('1'):
diff --git a/src/sdk/base64.cpp b/src/sdk/base64.cpp
index 3837cb55f8..c4593f17fb 100644
--- a/src/sdk/base64.cpp
+++ b/src/sdk/base64.cpp
@@ -22,9 +22,7 @@
 
 #include "base64.h"
 
-#if wxCHECK_VERSION(3, 0, 0)
 #include <wx/unichar.h>
-#endif
 
 const wxChar fillchar = '=';
 
@@ -105,29 +103,17 @@ wxString wxBase64::Decode(const wxString& data)
         c1 = cvt.Find(data[i]);
         wxASSERT_MSG(c1 >= 0, _T("invalid base64 input"));
         c = (c << 2) | ((c1 >> 4) & 0x3);
-        #if wxCHECK_VERSION(3, 0, 0)
         ret.Append(static_cast<wxUniChar>(c), 1);
-        #else
-        ret.Append(c, 1);
-        #endif
         if (++i < len)
         {
             c = data[i];
             if ((char)fillchar == c)
                 break;
 
-            #if wxCHECK_VERSION(3, 0, 0)
             c = cvt.Find(static_cast<wxUniChar>(c));
-            #else
-            c = cvt.Find(c);
-            #endif
             wxASSERT_MSG(c >= 0, _T("invalid base64 input"));
             c1 = ((c1 << 4) & 0xf0) | ((c >> 2) & 0xf);
-            #if wxCHECK_VERSION(3, 0, 0)
             ret.Append(static_cast<wxUniChar>(c1), 1);
-            #else
-            ret.Append(c1, 1);
-            #endif
         }
 
         if (++i < len)
@@ -136,18 +122,10 @@ wxString wxBase64::Decode(const wxString& data)
             if ((char)fillchar == c1)
                 break;
 
-            #if wxCHECK_VERSION(3, 0, 0)
             c1 = cvt.Find(static_cast<wxUniChar>(c1));
-            #else
-            c1 = cvt.Find(c1);
-            #endif
             wxASSERT_MSG(c1 >= 0, _T("invalid base64 input"));
             c = ((c << 6) & 0xc0) | c1;
-            #if wxCHECK_VERSION(3, 0, 0)
             ret.Append(static_cast<wxUniChar>(c), 1);
-            #else
-            ret.Append(c, 1);
-            #endif
         }
     }
 
diff --git a/src/sdk/cbauibook.cpp b/src/sdk/cbauibook.cpp
index b1841b669c..ae4776a3db 100644
--- a/src/sdk/cbauibook.cpp
+++ b/src/sdk/cbauibook.cpp
@@ -37,11 +37,7 @@ int cbAuiNotebook::s_moveDirection = 1;
 
 
 BEGIN_EVENT_TABLE(cbAuiNotebook, wxAuiNotebook)
-#if wxCHECK_VERSION(3, 0, 0)
     EVT_NAVIGATION_KEY(cbAuiNotebook::OnNavigationKeyNotebook)
-#else
-    EVT_NAVIGATION_KEY(cbAuiNotebook::OnNavigationKey)
-#endif
     EVT_IDLE(cbAuiNotebook::OnIdle)
     EVT_AUINOTEBOOK_DRAG_DONE(wxID_ANY, cbAuiNotebook::OnDragDone)
 END_EVENT_TABLE()
@@ -51,9 +47,6 @@ cbAuiNotebook::cbAuiNotebook(wxWindow* pParent, wxWindowID id, const wxPoint& po
 #ifdef __WXMSW__
           m_LastSelected(wxNOT_FOUND),
           m_LastId(0),
-#endif
-#if !wxCHECK_VERSION(3, 0, 0)
-          m_HasToolTip(false),
 #endif
           m_SetZoomOnIdle(false),
           m_MinimizeFreeSpaceOnIdle(false),
@@ -64,7 +57,7 @@ cbAuiNotebook::cbAuiNotebook(wxWindow* pParent, wxWindowID id, const wxPoint& po
     m_mgr.SetFlags((m_mgr.GetFlags() | wxAUI_MGR_VENETIAN_BLINDS_HINT) & ~wxAUI_MGR_TRANSPARENT_HINT);
 #endif  // #ifdef __WXGTK__
     ConfigManager *cfg = Manager::Get()->GetConfigManager(_T("app"));
-#if defined __WXMSW__ && wxCHECK_VERSION(3, 0, 0)
+#if defined __WXMSW__
     wxToolTip::SetMaxWidth(-1);
 #endif
     s_AllowMousewheel = cfg->ReadBool(_T("/environment/tabs_use_mousewheel"),true);
@@ -152,10 +145,6 @@ void cbAuiNotebook::ResetTabCtrlEvents()
 {
     for (size_t i = 0; i < m_TabCtrls.GetCount(); ++i)
     {
-#if !wxCHECK_VERSION(3, 0, 0)
-        m_TabCtrls[i]->Disconnect(wxEVT_MOTION, wxMouseEventHandler(cbAuiNotebook::OnMotion));
-        m_TabCtrls[i]->Connect(wxEVT_MOTION ,   wxMouseEventHandler(cbAuiNotebook::OnMotion));
-#endif
         m_TabCtrls[i]->Disconnect(wxEVT_LEFT_DCLICK, wxMouseEventHandler(cbAuiNotebook::OnTabCtrlDblClick));
         m_TabCtrls[i]->Connect(wxEVT_LEFT_DCLICK,    wxMouseEventHandler(cbAuiNotebook::OnTabCtrlDblClick));
         m_TabCtrls[i]->Disconnect(wxEVT_SIZE,        wxSizeEventHandler(cbAuiNotebook::OnResize));
@@ -427,57 +416,6 @@ void cbAuiNotebook::OnResize(wxSizeEvent& event)
     event.Skip();
 }
 
-#if !wxCHECK_VERSION(3, 0, 0)
-void cbAuiNotebook::OnMotion(wxMouseEvent& event)
-{
-    event.Skip();
-    wxAuiTabCtrl* tabCtrl = (wxAuiTabCtrl*)event.GetEventObject();
-    if (!tabCtrl)
-        return;
-    cbAuiNotebook* nb = (cbAuiNotebook*)tabCtrl->GetParent();
-    if (!nb || !nb->m_HasToolTip)
-        return;
-
-    wxWindow* win = nullptr;
-    if (event.Moving() && tabCtrl->TabHitTest(event.m_x, event.m_y, &win))
-    {
-        if (!win)
-        {
-            tabCtrl->UnsetToolTip();
-            return;
-        }
-        wxString text(win->GetName());
-        // If the text changes, set it else, keep old, to avoid
-        // 'moving tooltip' effect
-        wxToolTip* tooltip = tabCtrl->GetToolTip();
-        if (!tooltip || tooltip->GetTip() != text)
-            tabCtrl->SetToolTip(text);
-    }
-    else
-        tabCtrl->UnsetToolTip();
-}
-
-bool cbAuiNotebook::SetPageToolTip(size_t idx, const wxString & text)
-{
-    if (!m_HasToolTip)
-        UpdateTabControlsArray();
-
-    m_HasToolTip = true;
-    wxWindow* win = GetPage(idx);
-    if (win && win->GetName() != text)
-        win->SetName(text);
-    else
-        return false;
-    return true;
-}
-wxString cbAuiNotebook::GetPageToolTip(size_t idx)
-{
-    wxWindow* win = GetPage(idx);
-    if (win)
-        return win->GetName();
-    return wxEmptyString;
-}
-#endif
 void cbAuiNotebook::MinimizeFreeSpace()
 {
     if (GetPageCount() < 2)
@@ -657,22 +595,14 @@ void cbAuiNotebook::AdvanceSelection(bool forward)
     }
 }
 
-#if wxCHECK_VERSION(3, 0, 0)
 void cbAuiNotebook::OnNavigationKeyNotebook(wxNavigationKeyEvent& event)
-#else
-void cbAuiNotebook::OnNavigationKey(wxNavigationKeyEvent& event)
-#endif
 {
     // if we change window, we call our own AdvanceSelection
     if ( event.IsWindowChange() )
         AdvanceSelection(event.GetDirection());
     else // otherwise we call the event-handler from the parent-class
     {
-#if wxCHECK_VERSION(3, 0, 0)
         wxAuiNotebook::OnNavigationKeyNotebook(event);
-#else
-        wxAuiNotebook::OnNavigationKey(event);
-#endif
     }
 }
 
@@ -726,11 +656,7 @@ wxString cbAuiNotebook::SavePerspective(const wxString projectTitle)
                 if (!tabsTmp.empty())
                     tabsTmp += wxT(",");
 
-#if wxCHECK_VERSION(3, 0, 0)
                 if ((int)page_idx == m_curPage)
-#else
-                if ((int)page_idx == m_curpage)
-#endif
                     tabsTmp += wxT("*");
                 else if ((int)p == tabCtrl->GetActivePage())
                     tabsTmp += wxT("+");
@@ -886,11 +812,7 @@ bool cbAuiNotebook::LoadPerspective(const wxString& layout, bool mergeLayouts)
         wxString pane_name = tab_part.BeforeFirst(wxT('='));
 
         // create a new tab frame
-#if wxCHECK_VERSION(3, 0, 0)
         m_curPage = -1;
-#else
-        m_curpage = -1;
-#endif
 
         // Get list of tab id's and move them to pane
         wxString tab_list = tab_part.AfterFirst(wxT('='));
@@ -1004,11 +926,7 @@ bool cbAuiNotebook::LoadPerspective(const wxString& layout, bool mergeLayouts)
     RemoveEmptyTabFrames();
 
     // Force refresh of selection
-#if wxCHECK_VERSION(3, 0, 0)
     m_curPage = -1;
-#else
-    m_curpage = -1;
-#endif
     SetSelection(sel_page);
 
     UpdateTabControlsArray();
diff --git a/src/sdk/crc32.cpp b/src/sdk/crc32.cpp
index 7b387877d2..62024d3c04 100644
--- a/src/sdk/crc32.cpp
+++ b/src/sdk/crc32.cpp
@@ -78,11 +78,7 @@ wxUint32 wxCrc32::FromString(const wxString& text)
             // Calculate the checksum
             crc = 0xFFFFFFFFUL;
             while (text[i])
-            #if wxCHECK_VERSION(3, 0, 0)
                 { crc = (crc>>8) ^ crc_table[ (crc^(text[i++].GetValue())) & 0xFF ]; }
-            #else
-                { crc = (crc>>8) ^ crc_table[ (crc^(text[i++])) & 0xFF ]; }
-            #endif
 
             crc ^= 0xFFFFFFFFUL ;
         }
diff --git a/src/sdk/editorcolourset.cpp b/src/sdk/editorcolourset.cpp
index e39eb412a2..483d6a0e8f 100644
--- a/src/sdk/editorcolourset.cpp
+++ b/src/sdk/editorcolourset.cpp
@@ -835,11 +835,7 @@ void EditorColourSet::SetKeywords(HighlightLanguage lang, int idx, const wxStrin
         wxString tmp(_T(' '), keywords.length()); // faster than using Alloc()
 
         const wxChar *src = keywords.c_str();
-        #if wxCHECK_VERSION(3, 0, 0)
         wxStringCharType *dst = const_cast<wxStringCharType*>(tmp.wx_str());
-        #else
-        wxChar *dst = (wxChar *) tmp.c_str();
-        #endif
         wxChar c;
         size_t len = 0;
 
diff --git a/src/sdk/editorlexerloader.cpp b/src/sdk/editorlexerloader.cpp
index ee291b7345..85e4d7db8a 100644
--- a/src/sdk/editorlexerloader.cpp
+++ b/src/sdk/editorlexerloader.cpp
@@ -229,11 +229,7 @@ void EditorLexerLoader::DoSingleKeywordNode(HighlightLanguage language, TiXmlEle
             wxString value(keywords->Attribute("value"), wxConvUTF8);
             regex.Replace(&value, _T(" "));
 
-            #if wxCHECK_VERSION(3, 0, 0)
             m_pTarget->SetKeywords(language, keyidx, value );
-            #else
-            m_pTarget->SetKeywords(language, keyidx, wxString ( value, wxConvUTF8 ) );
-            #endif
         }
 
         keywords = keywords->NextSiblingElement(nodename.mb_str());
