'Set to Unspecified' -> 'Set Value to Unspecified'

[wxWidgets.git] / src / msw / checkbox.cpp

diff --git a/src/msw/checkbox.cpp b/src/msw/checkbox.cpp
index 1461cf6f4f202ba375b58d6bc97f4bc37f34cdb5..38a41092c9f2f4a7a7250505765b2b494967dea1 100644 (file)
--- a/src/msw/checkbox.cpp
+++ b/src/msw/checkbox.cpp
@@ -1,315 +1,526 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        checkbox.cpp
+// Name:        src/msw/checkbox.cpp

 // Purpose:     wxCheckBox
 // Author:      Julian Smart
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$
 // Purpose:     wxCheckBox
 // Author:      Julian Smart
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$

-// Copyright:   (c) Julian Smart and Markus Holzem
-// Licence:    wxWindows license
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-#pragma implementation "checkbox.h"
-#endif
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------

 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__

-#pragma hdrstop
+    #pragma hdrstop

 #endif
 
 #endif
 

-#ifndef WX_PRECOMP
+#if wxUSE_CHECKBOX
+

 #include "wx/checkbox.h"
 #include "wx/checkbox.h"

-#include "wx/brush.h"
+
+#ifndef WX_PRECOMP
+    #include "wx/brush.h"
+    #include "wx/dcclient.h"
+    #include "wx/dcscreen.h"
+    #include "wx/settings.h"

 #endif
 
 #endif
 

-#include "wx/msw/private.h"
+#include "wx/msw/dc.h"          // for wxDCTemp
+#include "wx/renderer.h"
+#include "wx/msw/uxtheme.h"
+#include "wx/msw/private/button.h"

 
 

-#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxCheckBox, wxControl)
-IMPLEMENT_DYNAMIC_CLASS(wxBitmapCheckBox, wxCheckBox)
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+
+#ifndef BP_CHECKBOX
+    #define BP_CHECKBOX 3

 #endif
 
 #endif
 

-bool wxCheckBox::MSWCommand(WXUINT WXUNUSED(param), WXWORD WXUNUSED(id))
+// these values are defined in tmschema.h (except the first one)
+enum

 {
 {

-  wxCommandEvent event(wxEVT_COMMAND_CHECKBOX_CLICKED, m_windowId);
-  event.SetInt(GetValue());
-  event.SetEventObject(this);
-  ProcessCommand(event);
-  return TRUE;
-}
-
-// Single check box item
-bool wxCheckBox::Create(wxWindow *parent, wxWindowID id, const wxString& label,
-           const wxPoint& pos,
-           const wxSize& size, long style,
-           const wxValidator& validator,
-           const wxString& name)
+    CBS_INVALID,
+    CBS_UNCHECKEDNORMAL,
+    CBS_UNCHECKEDHOT,
+    CBS_UNCHECKEDPRESSED,
+    CBS_UNCHECKEDDISABLED,
+    CBS_CHECKEDNORMAL,
+    CBS_CHECKEDHOT,
+    CBS_CHECKEDPRESSED,
+    CBS_CHECKEDDISABLED,
+    CBS_MIXEDNORMAL,
+    CBS_MIXEDHOT,
+    CBS_MIXEDPRESSED,
+    CBS_MIXEDDISABLED
+};
+
+// these are our own
+enum

 {
 {

-  SetName(name);
-  SetValidator(validator);
-  if (parent) parent->AddChild(this);
-
-  SetBackgroundColour(parent->GetBackgroundColour()) ;
-  SetForegroundColour(parent->GetForegroundColour()) ;
-
-  m_windowStyle = style;
-
-  wxString Label = label;
-  if (Label == "")
-    Label = " "; // Apparently needed or checkbox won't show
-
-       if ( id == -1 )
-               m_windowId = NewControlId();
-       else
-               m_windowId = id;
-
-  int x = pos.x;
-  int y = pos.y;
-  int width = size.x;
-  int height = size.y;
-
-  long msStyle = BS_AUTOCHECKBOX | WS_TABSTOP | WS_CHILD | WS_VISIBLE;
-  if ( style & wxALIGN_RIGHT )
-    msStyle |= BS_LEFTTEXT;
-
-  // We perhaps have different concepts of 3D here - a 3D border,
-  // versus a 3D button.
-  // So we only wish to give a border if this is specified
-  // in the style.
-  bool want3D;
-  WXDWORD exStyle = Determine3DEffects(0, &want3D) ;
-
-  // Even with extended styles, need to combine with WS_BORDER
-  // for them to look right.
-/*
-  if ( want3D || wxStyleHasBorder(m_windowStyle) )
-    msStyle |= WS_BORDER;
-*/
-
-  m_hWnd = (WXHWND)CreateWindowEx(exStyle, "BUTTON", Label,
-                                  msStyle,
-                                  0, 0, 0, 0,
-                                  (HWND)parent->GetHWND(), (HMENU)m_windowId,
-                                  wxGetInstance(), NULL);
-
-#if CTL3D
-  if (want3D)
-  {
-    Ctl3dSubclassCtl((HWND)m_hWnd);
-    m_useCtl3D = TRUE;
-  }
+    CBS_HOT_OFFSET = 1,
+    CBS_PRESSED_OFFSET = 2,
+    CBS_DISABLED_OFFSET = 3
+};
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+#if wxUSE_EXTENDED_RTTI
+WX_DEFINE_FLAGS( wxCheckBoxStyle )
+
+wxBEGIN_FLAGS( wxCheckBoxStyle )
+    // new style border flags, we put them first to
+    // use them for streaming out
+    wxFLAGS_MEMBER(wxBORDER_SIMPLE)
+    wxFLAGS_MEMBER(wxBORDER_SUNKEN)
+    wxFLAGS_MEMBER(wxBORDER_DOUBLE)
+    wxFLAGS_MEMBER(wxBORDER_RAISED)
+    wxFLAGS_MEMBER(wxBORDER_STATIC)
+    wxFLAGS_MEMBER(wxBORDER_NONE)
+
+    // old style border flags
+    wxFLAGS_MEMBER(wxSIMPLE_BORDER)
+    wxFLAGS_MEMBER(wxSUNKEN_BORDER)
+    wxFLAGS_MEMBER(wxDOUBLE_BORDER)
+    wxFLAGS_MEMBER(wxRAISED_BORDER)
+    wxFLAGS_MEMBER(wxSTATIC_BORDER)
+    wxFLAGS_MEMBER(wxNO_BORDER)
+
+    // standard window styles
+    wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
+    wxFLAGS_MEMBER(wxCLIP_CHILDREN)
+    wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
+    wxFLAGS_MEMBER(wxWANTS_CHARS)
+    wxFLAGS_MEMBER(wxNO_FULL_REPAINT_ON_RESIZE)
+    wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
+    wxFLAGS_MEMBER(wxVSCROLL)
+    wxFLAGS_MEMBER(wxHSCROLL)
+
+wxEND_FLAGS( wxCheckBoxStyle )
+
+IMPLEMENT_DYNAMIC_CLASS_XTI(wxCheckBox, wxControl,"wx/checkbox.h")
+
+wxBEGIN_PROPERTIES_TABLE(wxCheckBox)
+    wxEVENT_PROPERTY( Click , wxEVT_COMMAND_CHECKBOX_CLICKED , wxCommandEvent )
+
+    wxPROPERTY( Font , wxFont , SetFont , GetFont , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+    wxPROPERTY( Label,wxString, SetLabel, GetLabel, wxString() , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+    wxPROPERTY( Value ,bool, SetValue, GetValue, EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+    wxPROPERTY_FLAGS( WindowStyle , wxCheckBoxStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
+wxEND_PROPERTIES_TABLE()
+
+wxBEGIN_HANDLERS_TABLE(wxCheckBox)
+wxEND_HANDLERS_TABLE()
+
+wxCONSTRUCTOR_6( wxCheckBox , wxWindow* , Parent , wxWindowID , Id , wxString , Label , wxPoint , Position , wxSize , Size , long , WindowStyle )
+#else
+IMPLEMENT_DYNAMIC_CLASS(wxCheckBox, wxControl)

 #endif
 
 #endif
 

-  // Subclass again for purposes of dialog editing mode
-  SubclassWin(m_hWnd);
-  
-  SetFont(parent->GetFont());

 
 

-  SetSize(x, y, width, height);
+// ----------------------------------------------------------------------------
+// wxCheckBox creation
+// ----------------------------------------------------------------------------

 
 

-  return TRUE;
+void wxCheckBox::Init()
+{
+    m_state = wxCHK_UNCHECKED;
+    m_isPressed =
+    m_isHot = false;

 }
 
 }
 

-void wxCheckBox::SetLabel(const wxString& label)
+bool wxCheckBox::Create(wxWindow *parent,
+                        wxWindowID id,
+                        const wxString& label,
+                        const wxPoint& pos,
+                        const wxSize& size, long style,
+                        const wxValidator& validator,
+                        const wxString& name)

 {
 {

-  SetWindowText((HWND)GetHWND(), label);
+    Init();
+
+    if ( !CreateControl(parent, id, pos, size, style, validator, name) )
+        return false;
+
+    long msStyle = WS_TABSTOP;
+
+    if ( style & wxCHK_3STATE )
+    {
+        msStyle |= BS_3STATE;
+    }
+    else
+    {
+        wxASSERT_MSG( !Is3rdStateAllowedForUser(),
+            wxT("Using wxCH_ALLOW_3RD_STATE_FOR_USER")
+            wxT(" style flag for a 2-state checkbox is useless") );
+        msStyle |= BS_CHECKBOX;
+    }
+
+    if ( style & wxALIGN_RIGHT )
+    {
+        msStyle |= BS_LEFTTEXT | BS_RIGHT;
+    }
+
+    msStyle |= wxMSWButton::GetMultilineStyle(label);
+
+    return MSWCreateControl(wxT("BUTTON"), msStyle, pos, size, label, 0);

 }
 
 }
 

-void wxCheckBox::SetSize(int x, int y, int width, int height, int sizeFlags)
+// ----------------------------------------------------------------------------
+// wxCheckBox geometry
+// ----------------------------------------------------------------------------
+
+wxSize wxCheckBox::DoGetBestSize() const

 {
 {

-  int currentX, currentY;
-  GetPosition(&currentX, &currentY);
-  int x1 = x;
-  int y1 = y;
-  int w1 = width;
-  int h1 = height;
-
-  if (x == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
-    x1 = currentX;
-  if (y == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
-    y1 = currentY;
-
-  AdjustForParentClientOrigin(x1, y1, sizeFlags);
-
-  int current_width, cyf;
-  HWND button = (HWND) GetHWND();
-
-  int nLen = GetWindowTextLength(button);
-  wxString str;
-  GetWindowText(button, str.GetWriteBuf(nLen), nLen);
-  str.UngetWriteBuf();
-
-  if ( !str.IsEmpty() )
-  {
-    GetTextExtent(str, &current_width, &cyf, NULL, NULL, & this->GetFont());
-    if (w1 < 0)
-      w1 = (int)(current_width + RADIO_SIZE);
-    if (h1 < 0)
+    static int s_checkSize = 0;
+
+    if ( !s_checkSize )
+    {
+        wxScreenDC dc;
+        dc.SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
+
+        s_checkSize = dc.GetCharHeight();
+    }
+
+    wxString str = wxGetWindowText(GetHWND());
+
+    int wCheckbox, hCheckbox;
+    if ( !str.empty() )

     {
     {

-      h1 = (int)(cyf);
-      if (h1 < RADIO_SIZE)
-        h1 = RADIO_SIZE;
+        wxClientDC dc(const_cast<wxCheckBox *>(this));
+        dc.SetFont(GetFont());
+        dc.GetMultiLineTextExtent(GetLabelText(str), &wCheckbox, &hCheckbox);
+        wCheckbox += s_checkSize + GetCharWidth();
+
+        if ( hCheckbox < s_checkSize )
+            hCheckbox = s_checkSize;
+    }
+    else
+    {
+        wCheckbox = s_checkSize;
+        hCheckbox = s_checkSize;

     }
     }

-  }
-  else
-  {
-    if (w1 < 0)
-      w1 = RADIO_SIZE;
-    if (h1 < 0)
-      h1 = RADIO_SIZE;
-  }
-
-  MoveWindow(button, x1, y1, w1, h1, TRUE);
+#ifdef __WXWINCE__
+    hCheckbox += 1;
+#endif
+
+    wxSize best(wCheckbox, hCheckbox);
+    CacheBestSize(best);
+    return best;

 }
 
 }
 

-void wxCheckBox::SetValue(bool val)
+// ----------------------------------------------------------------------------
+// wxCheckBox operations
+// ----------------------------------------------------------------------------
+
+void wxCheckBox::SetLabel(const wxString& label)

 {
 {

-  SendMessage((HWND) GetHWND(), BM_SETCHECK, val, 0);
-}
+    wxMSWButton::UpdateMultilineStyle(GetHwnd(), label);

 
 

-#ifndef BST_CHECKED
-#define BST_CHECKED 0x0001
-#endif
+    wxCheckBoxBase::SetLabel(label);
+}

 
 

-bool wxCheckBox::GetValue(void) const
+void wxCheckBox::SetValue(bool val)

 {
 {

-#ifdef __WIN32__
-  return (SendMessage((HWND) GetHWND(), BM_GETCHECK, 0, 0) == BST_CHECKED);
-#else
-  return ((0x003 & SendMessage((HWND) GetHWND(), BM_GETCHECK, 0, 0)) == 0x003);
-#endif
+    Set3StateValue(val ? wxCHK_CHECKED : wxCHK_UNCHECKED);

 }
 
 }
 

-WXHBRUSH wxCheckBox::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
-                       WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
+bool wxCheckBox::GetValue() const

 {
 {

-#if CTL3D
-  if ( m_useCtl3D )
-  {
-    HBRUSH hbrush = Ctl3dCtlColorEx(message, wParam, lParam);
-      
-      return (WXHBRUSH) hbrush;
-  }
-#endif
+    return Get3StateValue() != wxCHK_UNCHECKED;
+}

 
 

-  if (GetParent()->GetTransparentBackground())
-    SetBkMode((HDC) pDC, TRANSPARENT);
-  else
-    SetBkMode((HDC) pDC, OPAQUE);
+void wxCheckBox::Command(wxCommandEvent& event)
+{
+    int state = event.GetInt();
+    wxCHECK_RET( (state == wxCHK_UNCHECKED) || (state == wxCHK_CHECKED)
+        || (state == wxCHK_UNDETERMINED),
+        wxT("event.GetInt() returned an invalid checkbox state") );

 
 

-  ::SetBkColor((HDC) pDC, RGB(GetBackgroundColour().Red(), GetBackgroundColour().Green(), GetBackgroundColour().Blue()));
-  ::SetTextColor((HDC) pDC, RGB(GetForegroundColour().Red(), GetForegroundColour().Green(), GetForegroundColour().Blue()));
+    Set3StateValue((wxCheckBoxState) state);
+    ProcessCommand(event);
+}

 
 

-  wxBrush *backgroundBrush = wxTheBrushList->FindOrCreateBrush(GetBackgroundColour(), wxSOLID);
+wxCOMPILE_TIME_ASSERT(wxCHK_UNCHECKED == BST_UNCHECKED
+    && wxCHK_CHECKED == BST_CHECKED
+    && wxCHK_UNDETERMINED == BST_INDETERMINATE, EnumValuesIncorrect);

 
 

-  // Note that this will be cleaned up in wxApp::OnIdle, if backgroundBrush
-  // has a zero usage count.
-//  backgroundBrush->RealizeResource();
-  return (WXHBRUSH) backgroundBrush->GetResourceHandle();
+void wxCheckBox::DoSet3StateValue(wxCheckBoxState state)
+{
+    m_state = state;
+    if ( !IsOwnerDrawn() )
+        ::SendMessage(GetHwnd(), BM_SETCHECK, (WPARAM) state, 0);
+    else // owner drawn buttons don't react to this message
+        Refresh();

 }
 
 }
 

-void wxCheckBox::Command (wxCommandEvent & event)
+wxCheckBoxState wxCheckBox::DoGet3StateValue() const

 {
 {

-  SetValue ((event.GetInt() != 0));
-  ProcessCommand (event);
+    return m_state;

 }
 
 }
 

-bool wxBitmapCheckBox::Create(wxWindow *parent, wxWindowID id, const wxBitmap *label,
-           const wxPoint& pos,
-           const wxSize& size, long style,
-           const wxValidator& validator,
-           const wxString& name)
+bool wxCheckBox::MSWCommand(WXUINT cmd, WXWORD WXUNUSED(id))

 {
 {

-  SetName(name);
-  SetValidator(validator);
-  if (parent) parent->AddChild(this);
-
-  SetBackgroundColour(parent->GetBackgroundColour()) ;
-  SetForegroundColour(parent->GetForegroundColour()) ;
-  m_windowStyle = style;
-
-       if ( id == -1 )
-               m_windowId = NewControlId();
-       else
-               m_windowId = id;
-
-  int x = pos.x;
-  int y = pos.y;
-  int width = size.x;
-  int height = size.y;
-
-  checkWidth = -1 ;
-  checkHeight = -1 ;
-  long msStyle = CHECK_FLAGS;
-
-  HWND wx_button = CreateWindowEx(MakeExtendedStyle(m_windowStyle), CHECK_CLASS, "toggle",
-                    msStyle,
-                    0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
-                    wxGetInstance(), NULL);
-
-#if CTL3D
-  if (!(GetParent()->GetWindowStyleFlag() & wxUSER_COLOURS))
-  {
-    Ctl3dSubclassCtl(wx_button);
-         m_useCtl3D = TRUE;
-  }
-#endif
+    if ( cmd != BN_CLICKED && cmd != BN_DBLCLK )
+        return false;
+
+    // first update the value so that user event handler gets the new checkbox
+    // value
+
+    // ownerdrawn buttons don't manage their state themselves unlike usual
+    // auto checkboxes so do it ourselves in any case
+    wxCheckBoxState state;
+    if ( Is3rdStateAllowedForUser() )
+    {
+        state = (wxCheckBoxState)((m_state + 1) % 3);
+    }
+    else // 2 state checkbox (at least from users point of view)
+    {
+        // note that wxCHK_UNDETERMINED also becomes unchecked when clicked
+        state = m_state == wxCHK_UNCHECKED ? wxCHK_CHECKED : wxCHK_UNCHECKED;
+    }

 
 

-  m_hWnd = (WXHWND)wx_button;
+    DoSet3StateValue(state);

 
 

-  // Subclass again for purposes of dialog editing mode
-  SubclassWin((WXHWND)wx_button);

 
 

-//  SetFont(parent->GetFont());
+    // generate the event
+    wxCommandEvent event(wxEVT_COMMAND_CHECKBOX_CLICKED, m_windowId);

 
 

-  SetSize(x, y, width, height);
+    event.SetInt(state);
+    event.SetEventObject(this);
+    ProcessCommand(event);

 
 

-  ShowWindow(wx_button, SW_SHOW);
-  return TRUE;
+    return true;

 }
 
 }
 

-void wxBitmapCheckBox::SetLabel(const wxBitmap *bitmap)
+// ----------------------------------------------------------------------------
+// owner drawn checkboxes stuff
+// ----------------------------------------------------------------------------
+
+bool wxCheckBox::SetForegroundColour(const wxColour& colour)

 {
 {

+    if ( !wxCheckBoxBase::SetForegroundColour(colour) )
+        return false;
+
+    // the only way to change the checkbox foreground colour under Windows XP
+    // is to owner draw it
+    if ( wxUxThemeEngine::GetIfActive() )
+        MakeOwnerDrawn(colour.Ok());
+
+    return true;

 }
 
 }
 

-void wxBitmapCheckBox::SetSize(int x, int y, int width, int height, int sizeFlags)
+bool wxCheckBox::IsOwnerDrawn() const

 {
 {

-  int currentX, currentY;
-  GetPosition(&currentX, &currentY);
-
-  int x1 = x;
-  int y1 = y;
-  int w1 = width;
-  int h1 = height;
-
-  if (x == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
-    x1 = currentX;
-  if (y == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
-    y1 = currentY;
-
-  AdjustForParentClientOrigin(x1, y1, sizeFlags);
-
-  HWND button = (HWND) GetHWND();
-/*
-    if (w1<0)
-      w1 = checkWidth + FB_MARGIN ;
-    if (h1<0)
-      h1 = checkHeight + FB_MARGIN ;
-*/
-  MoveWindow(button, x1, y1, w1, h1, TRUE);
+    return
+        (::GetWindowLong(GetHwnd(), GWL_STYLE) & BS_OWNERDRAW) == BS_OWNERDRAW;

 }
 
 }
 

-void wxBitmapCheckBox::SetValue(bool val)
+void wxCheckBox::MakeOwnerDrawn(bool ownerDrawn)

 {
 {

-  SendMessage((HWND) GetHWND(), BM_SETCHECK, val, 0);
+    long style = ::GetWindowLong(GetHwnd(), GWL_STYLE);
+
+    // note that BS_CHECKBOX & BS_OWNERDRAW != 0 so we can't operate on
+    // them as on independent style bits
+    if ( ownerDrawn )
+    {
+        style &= ~(BS_CHECKBOX | BS_3STATE);
+        style |= BS_OWNERDRAW;
+
+        Connect(wxEVT_ENTER_WINDOW,
+                wxMouseEventHandler(wxCheckBox::OnMouseEnterOrLeave));
+        Connect(wxEVT_LEAVE_WINDOW,
+                wxMouseEventHandler(wxCheckBox::OnMouseEnterOrLeave));
+        Connect(wxEVT_LEFT_DOWN, wxMouseEventHandler(wxCheckBox::OnMouseLeft));
+        Connect(wxEVT_LEFT_UP, wxMouseEventHandler(wxCheckBox::OnMouseLeft));
+        Connect(wxEVT_SET_FOCUS, wxFocusEventHandler(wxCheckBox::OnFocus));
+        Connect(wxEVT_KILL_FOCUS, wxFocusEventHandler(wxCheckBox::OnFocus));
+    }
+    else // reset to default colour
+    {
+        style &= ~BS_OWNERDRAW;
+        style |= HasFlag(wxCHK_3STATE) ? BS_3STATE : BS_CHECKBOX;
+
+        Disconnect(wxEVT_ENTER_WINDOW,
+                   wxMouseEventHandler(wxCheckBox::OnMouseEnterOrLeave));
+        Disconnect(wxEVT_LEAVE_WINDOW,
+                   wxMouseEventHandler(wxCheckBox::OnMouseEnterOrLeave));
+        Disconnect(wxEVT_LEFT_DOWN, wxMouseEventHandler(wxCheckBox::OnMouseLeft));
+        Disconnect(wxEVT_LEFT_UP, wxMouseEventHandler(wxCheckBox::OnMouseLeft));
+        Disconnect(wxEVT_SET_FOCUS, wxFocusEventHandler(wxCheckBox::OnFocus));
+        Disconnect(wxEVT_KILL_FOCUS, wxFocusEventHandler(wxCheckBox::OnFocus));
+    }
+
+    ::SetWindowLong(GetHwnd(), GWL_STYLE, style);
+
+    if ( !ownerDrawn )
+    {
+        // ensure that controls state is consistent with internal state
+        DoSet3StateValue(m_state);
+    }

 }
 
 }
 

-bool wxBitmapCheckBox::GetValue(void) const
+void wxCheckBox::OnMouseEnterOrLeave(wxMouseEvent& event)

 {
 {

-  return ((0x003 & SendMessage((HWND) GetHWND(), BM_GETCHECK, 0, 0)) == 0x003);
+    m_isHot = event.GetEventType() == wxEVT_ENTER_WINDOW;
+    if ( !m_isHot )
+        m_isPressed = false;
+
+    Refresh();
+
+    event.Skip();

 }
 
 }
 

+void wxCheckBox::OnMouseLeft(wxMouseEvent& event)
+{
+    // TODO: we should capture the mouse here to be notified about left up
+    //       event but this interferes with BN_CLICKED generation so if we
+    //       want to do this we'd need to generate them ourselves
+    m_isPressed = event.GetEventType() == wxEVT_LEFT_DOWN;
+    Refresh();
+
+    event.Skip();
+}
+
+void wxCheckBox::OnFocus(wxFocusEvent& event)
+{
+    Refresh();
+
+    event.Skip();
+}
+
+bool wxCheckBox::MSWOnDraw(WXDRAWITEMSTRUCT *item)
+{
+    DRAWITEMSTRUCT *dis = (DRAWITEMSTRUCT *)item;
+
+    if ( !IsOwnerDrawn() || dis->CtlType != ODT_BUTTON )
+        return wxCheckBoxBase::MSWOnDraw(item);
+
+    // calculate the rectangles for the check mark itself and the label
+    HDC hdc = dis->hDC;
+    RECT& rect = dis->rcItem;
+    RECT rectCheck,
+         rectLabel;
+    rectCheck.top =
+    rectLabel.top = rect.top;
+    rectCheck.bottom =
+    rectLabel.bottom = rect.bottom;
+    const int checkSize = GetBestSize().y;
+    const int MARGIN = 3;
+
+    const bool isRightAligned = HasFlag(wxALIGN_RIGHT);
+    if ( isRightAligned )
+    {
+        rectCheck.right = rect.right;
+        rectCheck.left = rectCheck.right - checkSize;
+
+        rectLabel.right = rectCheck.left - MARGIN;
+        rectLabel.left = rect.left;
+    }
+    else // normal, left-aligned checkbox
+    {
+        rectCheck.left = rect.left;
+        rectCheck.right = rectCheck.left + checkSize;
+
+        rectLabel.left = rectCheck.right + MARGIN;
+        rectLabel.right = rect.right;
+    }
+
+    // show we draw a focus rect?
+    const bool isFocused = m_isPressed || FindFocus() == this;
+
+
+    // draw the checkbox itself
+    wxDCTemp dc(hdc);
+
+    int flags = 0;
+    if ( !IsEnabled() )
+        flags |= wxCONTROL_DISABLED;
+    switch ( Get3StateValue() )
+    {
+        case wxCHK_CHECKED:
+            flags |= wxCONTROL_CHECKED;
+            break;
+
+        case wxCHK_UNDETERMINED:
+            flags |= wxCONTROL_PRESSED;
+            break;
+
+        default:
+            wxFAIL_MSG( wxT("unexpected Get3StateValue() return value") );
+            // fall through
+
+        case wxCHK_UNCHECKED:
+            // no extra styles needed
+            break;
+    }
+
+    if ( wxFindWindowAtPoint(wxGetMousePosition()) == this )
+        flags |= wxCONTROL_CURRENT;
+
+    wxRendererNative::Get().
+        DrawCheckBox(this, dc, wxRectFromRECT(rectCheck), flags);
+
+    // draw the text
+    const wxString& label = GetLabel();
+
+    // first we need to measure it
+    UINT fmt = DT_NOCLIP;
+
+    // drawing underlying doesn't look well with focus rect (and the native
+    // control doesn't do it)
+    if ( isFocused )
+        fmt |= DT_HIDEPREFIX;
+    if ( isRightAligned )
+        fmt |= DT_RIGHT;
+    // TODO: also use DT_HIDEPREFIX if the system is configured so
+
+    // we need to get the label real size first if we have to draw a focus rect
+    // around it
+    if ( isFocused )
+    {
+        if ( !::DrawText(hdc, label.wx_str(), label.length(), &rectLabel,
+                         fmt | DT_CALCRECT) )
+        {
+            wxLogLastError(wxT("DrawText(DT_CALCRECT)"));
+        }
+    }
+
+    if ( !IsEnabled() )
+    {
+        ::SetTextColor(hdc, ::GetSysColor(COLOR_GRAYTEXT));
+    }
+
+    if ( !::DrawText(hdc, label.wx_str(), label.length(), &rectLabel, fmt) )
+    {
+        wxLogLastError(wxT("DrawText()"));
+    }
+
+    // finally draw the focus
+    if ( isFocused )
+    {
+        rectLabel.left--;
+        rectLabel.right++;
+        if ( !::DrawFocusRect(hdc, &rectLabel) )
+        {
+            wxLogLastError(wxT("DrawFocusRect()"));
+        }
+    }
+
+    return true;
+}

 
 

+#endif // wxUSE_CHECKBOX