]> git.saurik.com Git - wxWidgets.git/blobdiff - contrib/src/fl/newbmpbtn.cpp
fixed fl compilation after the recent tbar changes (patch 536539)
[wxWidgets.git] / contrib / src / fl / newbmpbtn.cpp
index be095bd9151306bc13aaec9cea4185eadd5a290b..b811e40c124e5e6e4f8b49fb63c7b9c137c5c8d8 100644 (file)
@@ -1,12 +1,12 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        No names yet.
-// Purpose:     Contrib. demo
+// Name:        newbmpbtn.cpp
+// Purpose:     wxNewBitmapButton enhanced bitmap button class.
 // Author:      Aleksandras Gluchovas
 // Modified by:
 // Created:     ??/09/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Aleksandras Gluchovas
-// Licence:    wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
 
 static int* create_array( int width, int height, int fill = 0 )
 {
-       int* array = new int[width*height];
+    int* array = new int[width*height];
 
-       int len = width*height;
-       for( int i = 0; i != len; ++i ) array[i] = fill;
+    int len = width*height;
+    int i;
+    for ( i = 0; i != len; ++i )
+        array[i] = fill;
 
-       return array;
+    return array;
 }
 
 #define GET_ELEM(array,x,y) (array[width*(y)+(x)])
@@ -46,20 +48,20 @@ static int* create_array( int width, int height, int fill = 0 )
 #define IS_IN_ARRAY(x,y) ( (x) < width && (y) < height && (x) >= 0 && (y) >= 0 )
 
 #define GET_RED(col)    col        & 0xFF  
-#define GET_GREEN(col) (col >> 8)  & 0xFF        
+#define GET_GREEN(col) (col >> 8)  & 0xFF     
 #define GET_BLUE(col)  (col >> 16) & 0xFF 
 
 #define MAKE_INT_COLOR(red,green,blue) (     (red)                      | \
                                          ( ( (green) << 8 ) & 0xFF00  ) | \
-                                                                                ( ( (blue)  << 16) & 0xFF0000) \
+                                         ( ( (blue)  << 16) & 0xFF0000) \
                                        )   
 
 #define IS_GREATER(col1,col2) ( ( (GET_RED(col1)  ) > (GET_RED(col2)  ) + MIN_COLOR_DIFF ) && \
                                 ( (GET_GREEN(col1)) > (GET_GREEN(col2)) + MIN_COLOR_DIFF ) &&  \
-                                                               ( (GET_BLUE(col1) ) > (GET_BLUE(col2) ) + MIN_COLOR_DIFF )         \
-                                                         )
+                                ( (GET_BLUE(col1) ) > (GET_BLUE(col2) ) + MIN_COLOR_DIFF )     \
+                              )
 
-#define MASK_BG           0
+#define MASK_BG    0
 #define MASK_DARK  1
 #define MASK_LIGHT 2
 
@@ -67,766 +69,736 @@ static int* create_array( int width, int height, int fill = 0 )
 
 static void gray_out_pixmap( int* src, int* dest, int width, int height )
 {
-       // assuming the pixels along the edges are of the background color
-
-       int x = 0;
-       int y = 1;
-
-       do
-       {
-               int cur       = GET_ELEM(src,x,y);
-
-
-               if ( IS_IN_ARRAY(x-1,y-1) )
-               {
-                       int upperElem = GET_ELEM(src,x-1,y-1);
-
-                       // if the upper element is lighter than current
-                       if ( IS_GREATER(upperElem,cur) )
-                       {
-                               GET_ELEM(dest,x,y) = MASK_DARK;
-                       }
-                       else
-                       // if the current element is ligher than the upper
-                       if ( IS_GREATER(cur,upperElem) )
-                       {
-                               GET_ELEM(dest,x,y) = MASK_LIGHT;
-                       }
-                       else
-                       {
-                               if ( GET_ELEM(dest,x-1,y-1) == MASK_LIGHT )
-                                       
-                                       GET_ELEM(dest,x,y) = MASK_BG;
-
-                               if ( GET_ELEM(dest,x-1,y-1 ) == MASK_DARK )
-
-                                       GET_ELEM(dest,x,y) = MASK_DARK;
-                               else
-                                       GET_ELEM(dest,x,y) = MASK_BG;
-                       }
-               }
-
-               // go zig-zag
-
-               if ( IS_IN_ARRAY(x+1,y-1) ) 
-               {
-                       ++x;--y;
-               }
-               else
-               {
-                       while( IS_IN_ARRAY(x-1,y+1) ) 
-                       {
-                               --x;++y;
-                       }
-
-                       if ( IS_IN_ARRAY(x,y+1) )
-                       {
-                                       ++y; continue;
-                       }
-                       else
-                       {
-                               if ( IS_IN_ARRAY(x+1,y) )
-                               {
-                                       ++x; continue;
-                               }
-                               else break;
-                       }
-               }
-
-       } while(1);
+    // assuming the pixels along the edges are of the background color
+
+    int x = 0;
+    int y = 1;
+
+    do
+    {
+        int cur       = GET_ELEM(src,x,y);
+
+
+        if ( IS_IN_ARRAY(x-1,y-1) )
+        {
+            int upperElem = GET_ELEM(src,x-1,y-1);
+
+            // if the upper element is lighter than current
+            if ( IS_GREATER(upperElem,cur) )
+            {
+                GET_ELEM(dest,x,y) = MASK_DARK;
+            }
+            else
+            // if the current element is ligher than the upper
+            if ( IS_GREATER(cur,upperElem) )
+            {
+                GET_ELEM(dest,x,y) = MASK_LIGHT;
+            }
+            else
+            {
+                if ( GET_ELEM(dest,x-1,y-1) == MASK_LIGHT )
+                    
+                    GET_ELEM(dest,x,y) = MASK_BG;
+
+                if ( GET_ELEM(dest,x-1,y-1 ) == MASK_DARK )
+
+                    GET_ELEM(dest,x,y) = MASK_DARK;
+                else
+                    GET_ELEM(dest,x,y) = MASK_BG;
+            }
+        }
+
+        // go zig-zag
+
+        if ( IS_IN_ARRAY(x+1,y-1) ) 
+        {
+            ++x;
+            --y;
+        }
+        else
+        {
+            while ( IS_IN_ARRAY(x-1,y+1) ) 
+            {
+                --x;
+                ++y;
+            }
+
+            if ( IS_IN_ARRAY(x,y+1) )
+            {
+                ++y;
+                continue;
+            }
+            else
+            {
+                if ( IS_IN_ARRAY(x+1,y) )
+                {
+                    ++x;
+                    continue;
+                }
+                else break;
+            }
+        }
+
+    } while (1);
 }
 
-// alg. for making the image look "grayed" (e.g. disabled button)
+// algorithm for making the image look "grayed" (e.g. disabled button)
 // NOTE:: used GetPixel(), which is Windows-Only!
 
 void gray_out_image_on_dc( wxDC& dc, int width, int height )
 {
-       // assuming the pixels along the edges are of the background color
-       wxColour bgCol;
-       dc.GetPixel( 0, 0, &bgCol );
-
-       wxPen darkPen ( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DSHADOW),1, wxSOLID );
-       wxPen lightPen( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DHIGHLIGHT),1, wxSOLID );
-       wxPen bgPen   ( bgCol,                1, wxSOLID );
-
-       int* src  = create_array( width, height, MASK_BG );
-       int* dest = create_array( width, height, MASK_BG );
-
-       int y = 0;
-       for( y = 0; y != height; ++y )
-
-               for( int x = 0; x != width; ++x )
-               {
-                       wxColour col;
-                       dc.GetPixel( x,y, &col );
-
-
-                       GET_ELEM(src,x,y) = MAKE_INT_COLOR( col.Red(), col.Green(), col.Blue() );
-               }
-
-       gray_out_pixmap( src, dest, width, height );
-
-       for( y = 0; y != height; ++y )
-
-               for( int x = 0; x != width; ++x )
-               {
-                       int mask = GET_ELEM(dest,x,y);
-
-                       switch (mask)
-                       {
-                               case MASK_BG    : { dc.SetPen( bgPen ); 
-                                                       dc.DrawPoint( x,y ); break;
-                                                             }
-                               case MASK_DARK  : { dc.SetPen( darkPen ); 
-                                                       dc.DrawPoint( x,y ); break;
-                                                             }
-                               case MASK_LIGHT : { dc.SetPen( lightPen ); 
-                                                       dc.DrawPoint( x,y ); break;
-                                                             }
-                               default : break;
-                       }
-               }
-
-       delete [] src;
-       delete [] dest;
+    // assuming the pixels along the edges are of the background color
+    wxColour bgCol;
+    dc.GetPixel( 0, 0, &bgCol );
+
+    wxPen darkPen ( wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW),1, wxSOLID );
+    wxPen lightPen( wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT),1, wxSOLID );
+    wxPen bgPen   ( bgCol,                1, wxSOLID );
+
+    int* src  = create_array( width, height, MASK_BG );
+    int* dest = create_array( width, height, MASK_BG );
+
+    int x, y;
+    for ( y = 0; y != height; ++y )
+    {
+        for ( x = 0; x != width; ++x )
+        {
+            wxColour col;
+            dc.GetPixel( x,y, &col );
+
+            GET_ELEM(src,x,y) = MAKE_INT_COLOR( col.Red(), col.Green(), col.Blue() );
+        }
+    }
+    gray_out_pixmap( src, dest, width, height );
+
+    for ( y = 0; y != height; ++y )
+    {
+        for ( x = 0; x != width; ++x )
+        {
+            int mask = GET_ELEM(dest,x,y);
+
+            switch (mask)
+            {
+                case MASK_BG    : { dc.SetPen( bgPen ); 
+                                    dc.DrawPoint( x,y ); break;
+                                  }
+                case MASK_DARK  : { dc.SetPen( darkPen ); 
+                                    dc.DrawPoint( x,y ); break;
+                                  }
+                case MASK_LIGHT : { dc.SetPen( lightPen ); 
+                                    dc.DrawPoint( x,y ); break;
+                                  }
+                default : break;
+            }
+        }
+    }
+    delete [] src;
+    delete [] dest;
 }
 
 ///////////////////////////////
 
-/***** Impelementation for class wxNewBitmapButton *****/
+/***** Implementation for class wxNewBitmapButton *****/
 
 IMPLEMENT_DYNAMIC_CLASS(wxNewBitmapButton, wxPanel)
 
 BEGIN_EVENT_TABLE( wxNewBitmapButton, wxPanel )
 
-       EVT_LEFT_DOWN( wxNewBitmapButton::OnLButtonDown )
-       EVT_LEFT_UP  ( wxNewBitmapButton::OnLButtonUp   )
-       EVT_MOTION   ( wxNewBitmapButton::OnMouseMove   )
+    EVT_LEFT_DOWN   ( wxNewBitmapButton::OnLButtonDown   )
+    EVT_LEFT_UP     ( wxNewBitmapButton::OnLButtonUp     )
+    EVT_LEFT_DCLICK ( wxNewBitmapButton::OnLButtonDClick )
+    EVT_ENTER_WINDOW( wxNewBitmapButton::OnMouseEnter    )
+    EVT_LEAVE_WINDOW( wxNewBitmapButton::OnMouseLeave    )
 
-       EVT_SIZE ( wxNewBitmapButton::OnSize  )
-       EVT_PAINT( wxNewBitmapButton::OnPaint )
+    EVT_SIZE ( wxNewBitmapButton::OnSize  )
+    EVT_PAINT( wxNewBitmapButton::OnPaint )
 
-       //EVT_KILL_FOCUS( wxNewBitmapButton::OnKillFocus )
+    //EVT_KILL_FOCUS( wxNewBitmapButton::OnKillFocus )
 
-       EVT_ERASE_BACKGROUND( wxNewBitmapButton::OnEraseBackground )
+    EVT_ERASE_BACKGROUND( wxNewBitmapButton::OnEraseBackground )
 
 END_EVENT_TABLE()
 
 wxNewBitmapButton::wxNewBitmapButton( const wxBitmap& labelBitmap, 
-                                                                         const wxString& labelText,
-                                                                         int  alignText,
-                                                                         bool isFlat,
-                                                                         int  firedEventType, 
-                                                                         int  marginX,
-                                                                         int  marginY,
-                                                                         int  textToLabelGap,
-                                                                         bool isSticky)
-       :       mTextToLabelGap  ( textToLabelGap ),
-               mMarginX( marginX ),
-               mMarginY( marginY ),
-               mTextAlignment( alignText ),
-               mIsSticky( isSticky ),
-               mIsFlat( isFlat ),
-               mLabelText( labelText ),
-               mImageFileType( -1 ),
-               mDepressedBmp( labelBitmap ),
-
-               mpDepressedImg( NULL ),
-               mpPressedImg  ( NULL ),
-               mpDisabledImg ( NULL ),
-               mpFocusedImg  ( NULL ),
-
-
-               mDragStarted     ( FALSE ),
-               mIsPressed       ( FALSE ),
-               mIsInFocus( FALSE ),
-               mPrevPressedState( FALSE ),
-               mPrevInFocusState( FALSE ),
-               mHasFocusedBmp( FALSE ),
-               mFiredEventType( firedEventType ),
-
-               mBlackPen( wxColour(  0,  0,  0), 1, wxSOLID ),
-               mDarkPen ( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DSHADOW), 1, wxSOLID ),
-               mGrayPen ( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE), 1, wxSOLID ),
-               mLightPen( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DHIGHLIGHT), 1, wxSOLID ),
-
-               mIsCreated( FALSE ),
-               mSizeIsSet( FALSE )
+                                      const wxString& labelText,
+                                      int  alignText,
+                                      bool isFlat,
+                                      int  firedEventType, 
+                                      int  marginX,
+                                      int  marginY,
+                                      int  textToLabelGap,
+                                      bool isSticky)
+    :   mTextToLabelGap  ( textToLabelGap ),
+        mMarginX( marginX ),
+        mMarginY( marginY ),
+        mTextAlignment( alignText ),
+        mIsSticky( isSticky ),
+        mIsFlat( isFlat ),
+        mLabelText( labelText ),
+        mImageFileType( wxBITMAP_TYPE_INVALID ),
+        mDepressedBmp( labelBitmap ),
+
+        mpDepressedImg( NULL ),
+        mpPressedImg  ( NULL ),
+        mpDisabledImg ( NULL ),
+        mpFocusedImg  ( NULL ),
+
+
+        mDragStarted     ( FALSE ),
+        mIsPressed       ( FALSE ),
+        mIsInFocus( FALSE ),
+        mHasFocusedBmp( FALSE ),
+        mFiredEventType( firedEventType ),
+
+        mBlackPen( wxColour(  0,  0,  0), 1, wxSOLID ),
+        mDarkPen ( wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW), 1, wxSOLID ),
+        mGrayPen ( wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE), 1, wxSOLID ),
+        mLightPen( wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT), 1, wxSOLID ),
+
+        mIsCreated( FALSE ),
+        mSizeIsSet( FALSE )
 
 {
 }
 
 wxNewBitmapButton::wxNewBitmapButton( const wxString& bitmapFileName,
-                                                                         const int       bitmapFileType,
-                                                                         const wxString& labelText,
-                                                                         int  alignText,
-                                                                         bool isFlat,
-                                                                         int  firedEventType, 
-                                                                         int  marginX,
-                                                                         int  marginY,
-                                                                         int  textToLabelGap,
-                                                                         bool isSticky)
-
-       :       mTextToLabelGap  ( 2 ),
-               mMarginX( 2 ),
-               mMarginY( 2 ),
-               mTextAlignment( alignText ),
-               mIsSticky( FALSE ),
-               mIsFlat( isFlat ),
-               mLabelText( labelText ),
-               mImageFileName( bitmapFileName ),
-               mImageFileType( bitmapFileType ),
-
-               mpDepressedImg( NULL ),
-               mpPressedImg  ( NULL ),
-               mpDisabledImg ( NULL ),
-               mpFocusedImg  ( NULL ),
-
-               mDragStarted     ( FALSE ),
-               mIsPressed       ( FALSE ),
-               mIsInFocus       ( FALSE ),
-               mPrevPressedState( FALSE ),
-               mPrevInFocusState( FALSE ),
-               mHasFocusedBmp( FALSE ),
-               mFiredEventType( wxEVT_COMMAND_MENU_SELECTED ),
-
-               mBlackPen( wxColour(  0,  0,  0), 1, wxSOLID ),
-               mDarkPen ( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DSHADOW), 1, wxSOLID ),
-               mGrayPen ( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE), 1, wxSOLID ),
-               mLightPen( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DHIGHLIGHT), 1, wxSOLID ),
-
-               mIsCreated( FALSE ),
-               mSizeIsSet( FALSE )
+                                      const wxBitmapType  bitmapFileType,
+                                      const wxString& labelText,
+                                      int  alignText,
+                                      bool isFlat,
+                                      int  firedEventType, 
+                                      int  marginX,
+                                      int  marginY,
+                                      int  textToLabelGap,
+                                      bool isSticky)
+
+    :   mTextToLabelGap  ( 2 ),
+        mMarginX( 2 ),
+        mMarginY( 2 ),
+        mTextAlignment( alignText ),
+        mIsSticky( FALSE ),
+        mIsFlat( isFlat ),
+        mLabelText( labelText ),
+        mImageFileName( bitmapFileName ),
+        mImageFileType( bitmapFileType ),
+
+        mpDepressedImg( NULL ),
+        mpPressedImg  ( NULL ),
+        mpDisabledImg ( NULL ),
+        mpFocusedImg  ( NULL ),
+
+        mDragStarted     ( FALSE ),
+        mIsPressed       ( FALSE ),
+        mIsInFocus       ( FALSE ),
+        mHasFocusedBmp( FALSE ),
+        mFiredEventType( wxEVT_COMMAND_MENU_SELECTED ),
+
+        mBlackPen( wxColour(  0,  0,  0), 1, wxSOLID ),
+        mDarkPen ( wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW), 1, wxSOLID ),
+        mGrayPen ( wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE), 1, wxSOLID ),
+        mLightPen( wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT), 1, wxSOLID ),
+
+        mIsCreated( FALSE ),
+        mSizeIsSet( FALSE )
 
 {
 }
 
 wxNewBitmapButton::~wxNewBitmapButton(void) 
 {
-       DestroyLabels();
+    DestroyLabels();
 }
 
 void wxNewBitmapButton::DrawShade( int outerLevel,
-                                                                  wxDC&  dc,
-                                                              wxPen& upperLeftSidePen,
-                                                                  wxPen& lowerRightSidePen )
+                                   wxDC&  dc,
+                                   wxPen& upperLeftSidePen,
+                                   wxPen& lowerRightSidePen )
 {
-       wxBitmap* pBmp = GetStateLabel();
+    wxBitmap* pBmp = GetStateLabel();
 
-       int x = mMarginX - (outerLevel + 1);
-       int y = mMarginY - (outerLevel + 1);
+    int x = mMarginX - (outerLevel + 1);
+    int y = mMarginY - (outerLevel + 1);
 
-       int height = pBmp->GetHeight() + (outerLevel + 1)*2 - 1;
-       int width  = pBmp->GetWidth()  + (outerLevel + 1)*2 - 1;
+    int height = pBmp->GetHeight() + (outerLevel + 1)*2 - 1;
+    int width  = pBmp->GetWidth()  + (outerLevel + 1)*2 - 1;
 
-       dc.SetPen( upperLeftSidePen );
-       dc.DrawLine( x,y, x + width, y  );
-       dc.DrawLine( x,y, x, y + height );
+    dc.SetPen( upperLeftSidePen );
+    dc.DrawLine( x,y, x + width, y  );
+    dc.DrawLine( x,y, x, y + height );
 
-       dc.SetPen( lowerRightSidePen );
-       dc.DrawLine( x + width, y, x + width, y + height + 1  );
-       dc.DrawLine( x, y + height, x + width, y + height );
+    dc.SetPen( lowerRightSidePen );
+    dc.DrawLine( x + width, y, x + width, y + height + 1  );
+    dc.DrawLine( x, y + height, x + width, y + height );
 }
 
 void wxNewBitmapButton::DestroyLabels()
 {
-       if ( mpDepressedImg ) delete mpDepressedImg;
-       if ( mpPressedImg   ) delete mpPressedImg;
-       if ( mpDisabledImg  ) delete mpDisabledImg;
-       if ( mpFocusedImg   ) delete mpFocusedImg;
-
-       mpDepressedImg = NULL;
-       mpPressedImg   = NULL;
-       mpDisabledImg  = NULL;
-       mpFocusedImg   = NULL;
+    if ( mpDepressedImg ) delete mpDepressedImg;
+    if ( mpPressedImg   ) delete mpPressedImg;
+    if ( mpDisabledImg  ) delete mpDisabledImg;
+    if ( mpFocusedImg   ) delete mpFocusedImg;
+
+    mpDepressedImg = NULL;
+    mpPressedImg   = NULL;
+    mpDisabledImg  = NULL;
+    mpFocusedImg   = NULL;
 }
 
 wxBitmap* wxNewBitmapButton::GetStateLabel()
 {
-       if ( IsEnabled() )
-       {
-               if ( mIsPressed )
-               {
-                       return mpPressedImg;
-               }
-               else
-               {
-                       if ( mIsInFocus )
-                       {
-                               if ( mHasFocusedBmp )
-
-                                       return mpFocusedImg;
-                               else
-                                       return mpDepressedImg;
-                       }
-                       else
-                               return mpDepressedImg;
-               }
-       }
-       else
-               return mpDisabledImg;
+    if ( IsEnabled() )
+    {
+        if ( mIsPressed )
+        {
+            return mpPressedImg;
+        }
+        else
+        {
+            if ( mIsInFocus )
+            {
+                if ( mHasFocusedBmp )
+
+                    return mpFocusedImg;
+                else
+                    return mpDepressedImg;
+            }
+            else
+                return mpDepressedImg;
+        }
+    }
+    else
+        return mpDisabledImg;
 }
 
 static const unsigned char _gDisableImage[] = { 0x55,0xAA,0x55,0xAA,
-                                                                                     0x55,0xAA,0x55,0xAA,
-                                                                                     0x55,0xAA,0x55,0xAA,
-                                                                                     0x55,0xAA,0x55,0xAA
-                                                                                       };
+                                              0x55,0xAA,0x55,0xAA,
+                                              0x55,0xAA,0x55,0xAA,
+                                              0x55,0xAA,0x55,0xAA
+                                            };
 void wxNewBitmapButton::RenderLabelImage( wxBitmap*& destBmp, wxBitmap* srcBmp,
-                                                                                 bool isEnabled, bool isPressed )
+                                          bool isEnabled, bool isPressed )
 {
-       if ( destBmp != 0 ) return;
-
-       // render lables on-demand
-
-       wxMemoryDC srcDc;
-       srcDc.SelectObject( *srcBmp );
-
-       bool hasText = ( mTextAlignment != NB_NO_TEXT ) &&
-                          ( mLabelText.length() != 0 );
-
-       bool hasImage = (mTextAlignment != NB_NO_IMAGE);
-
-       wxSize destDim;
-       wxPoint txtPos;
-       wxPoint imgPos;
-
-       if ( hasText )
-       {
-               long txtWidth, txtHeight;
-
-               srcDc.SetFont( wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT) );
-               srcDc.GetTextExtent( mLabelText, &txtWidth, &txtHeight );
-
-               if ( mTextAlignment == NB_ALIGN_TEXT_RIGHT )
-               {
-                       destDim.x = srcBmp->GetWidth() + 2*mTextToLabelGap + txtWidth;
-
-                       destDim.y = 
-                               wxMax( srcBmp->GetHeight(), txtHeight );
-
-                       txtPos.x = srcBmp->GetWidth() + mTextToLabelGap;
-                       txtPos.y = (destDim.y - txtHeight)/2;
-                       imgPos.x = 0;
-                       imgPos.y = (destDim.y - srcBmp->GetHeight())/2;
-               }
-               else
-               if ( mTextAlignment == NB_ALIGN_TEXT_BOTTOM )
-               {
-                       destDim.x = 
-                               wxMax( srcBmp->GetWidth(), txtWidth );
-
-                       destDim.y = srcBmp->GetHeight() + mTextToLabelGap + txtHeight;
-
-                       txtPos.x = (destDim.x - txtWidth)/2;
-                       txtPos.y = srcBmp->GetHeight() + mTextToLabelGap;
-                       imgPos.x = (destDim.x - srcBmp->GetWidth())/2;
-                       imgPos.y = 0;
-               }
-               else 
-               {
-                       int avoidCompilerWarning = 0;
-                       wxASSERT(avoidCompilerWarning);// unsupported alignment type
-               }
-       }
-       else
-       {
-               imgPos.x = 0;
-               imgPos.y = 0;
-               destDim.x = srcBmp->GetWidth();
-               destDim.y = srcBmp->GetHeight();
-       }
-
-       destBmp = new wxBitmap( int(destDim.x), int(destDim.y) );
-
-       wxMemoryDC destDc;
-       destDc.SelectObject( *destBmp );
-
-       wxBrush grayBrush( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_3DFACE), wxSOLID );
-       wxPen   nullPen( wxColour(0,0,0), 1, wxTRANSPARENT );
-
-       destDc.SetBrush( grayBrush );
-       destDc.SetPen( nullPen );
-
-       destDc.DrawRectangle( 0,0, destDim.x+1, destDim.y+1 );
-
-       if ( isPressed )
-       {
-               ++imgPos.x; ++imgPos.y;
-               ++txtPos.x; ++txtPos.y;
-       }
-
-       if ( hasImage )
-       {
-
-               destDc.Blit( imgPos.x, imgPos.y, 
-                                srcBmp->GetWidth()+1,
-                                srcBmp->GetHeight()+1,
-                                &srcDc, 0,0, wxCOPY,TRUE );
-       }
-
-       if ( hasText )
-       {
-               wxWindow* pTopWnd = this;
-
-               do
-               {
-                       wxWindow* pParent = pTopWnd->GetParent();
-
-                       if ( pParent == 0 )
-                break;
+    if ( destBmp != 0 ) return;
+
+    // render labels on-demand
+
+    wxMemoryDC srcDc;
+    srcDc.SelectObject( *srcBmp );
 
-                       pTopWnd = pParent;
-               } while(1);
+    bool hasText = ( mTextAlignment != NB_NO_TEXT ) &&
+                   ( mLabelText.length() != 0 );
 
-               destDc.SetFont( wxSystemSettings::GetSystemFont( wxSYS_DEFAULT_GUI_FONT) );
+    bool hasImage = (mTextAlignment != NB_NO_IMAGE);
 
-               if ( isEnabled )
+    wxSize destDim;
+    wxPoint txtPos;
+    wxPoint imgPos;
+
+    if ( hasText )
+    {
+        long txtWidth, txtHeight;
+
+        srcDc.SetFont( wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT) );
+        srcDc.GetTextExtent( mLabelText, &txtWidth, &txtHeight );
+
+        if ( mTextAlignment == NB_ALIGN_TEXT_RIGHT )
         {
-                       destDc.SetTextForeground( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_BTNTEXT) );
-               }
+            destDim.x = srcBmp->GetWidth() + 2*mTextToLabelGap + txtWidth;
+
+            destDim.y = 
+                wxMax( srcBmp->GetHeight(), txtHeight );
+
+            txtPos.x = srcBmp->GetWidth() + mTextToLabelGap;
+            txtPos.y = (destDim.y - txtHeight)/2;
+            imgPos.x = 0;
+            imgPos.y = (destDim.y - srcBmp->GetHeight())/2;
+        }
         else
+        if ( mTextAlignment == NB_ALIGN_TEXT_BOTTOM )
         {
-                       destDc.SetTextForeground( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DSHADOW) );
-               }
-               destDc.SetTextBackground( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_BTNFACE) );
+            destDim.x = 
+                wxMax( srcBmp->GetWidth(), txtWidth );
+
+            destDim.y = srcBmp->GetHeight() + mTextToLabelGap + txtHeight;
+
+            txtPos.x = (destDim.x - txtWidth)/2;
+            txtPos.y = srcBmp->GetHeight() + mTextToLabelGap;
+            imgPos.x = (destDim.x - srcBmp->GetWidth())/2;
+            imgPos.y = 0;
+        }
+        else 
+        {
+            wxFAIL_MSG("Unsupported FL alignment type detected in wxNewBitmapButton::RenderLabelImage()");
+        }
+    }
+    else
+    {
+        imgPos.x = 0;
+        imgPos.y = 0;
+        destDim.x = srcBmp->GetWidth();
+        destDim.y = srcBmp->GetHeight();
+    }
 
-               destDc.DrawText( mLabelText, txtPos.x, txtPos.y );
-       }
+    destBmp = new wxBitmap( int(destDim.x), int(destDim.y) );
 
+    wxMemoryDC destDc;
+    destDc.SelectObject( *destBmp );
 
-       destDc.SetBrush( grayBrush );
-       destDc.SetPen( nullPen );
+    wxBrush grayBrush( wxSystemSettings::GetColour( wxSYS_COLOUR_3DFACE), wxSOLID );
+    wxPen   nullPen( wxColour(0,0,0), 1, wxTRANSPARENT );
 
-       destDc.DrawRectangle( 0,0, destDim.x+1, destDim.y+1 );
+    destDc.SetBrush( grayBrush );
+    destDc.SetPen( nullPen );
 
-       if ( isPressed )
-       {
-               ++imgPos.x; ++imgPos.y;
-               ++txtPos.x; ++txtPos.y;
-       }
+    destDc.DrawRectangle( 0,0, destDim.x+1, destDim.y+1 );
 
-       if ( hasImage )
-       {
+    if ( isPressed )
+    {
+        ++imgPos.x; ++imgPos.y;
+        ++txtPos.x; ++txtPos.y;
+    }
 
-               destDc.Blit( imgPos.x, imgPos.y, 
-                                srcBmp->GetWidth()+1,
-                                srcBmp->GetHeight()+1,
-                                &srcDc, 0,0, wxCOPY,TRUE );
-       }
+    if ( hasImage )
+    {
 
-       if ( hasText )
-       {
-               wxWindow* pTopWnd = this;
+        destDc.Blit( imgPos.x, imgPos.y, 
+                 srcBmp->GetWidth()+1,
+                 srcBmp->GetHeight()+1,
+                 &srcDc, 0,0, wxCOPY,TRUE );
+    }
 
-               do
-               {
-                       wxWindow* pParent = pTopWnd->GetParent();
+    if ( hasText )
+    {
+        wxWindow* pTopWnd = this;
+
+        do
+        {
+            wxWindow* pParent = pTopWnd->GetParent();
 
-                       if ( pParent == 0 )
+            if ( pParent == 0 )
                 break;
 
-                       pTopWnd = pParent;
-               } while(1);
+            pTopWnd = pParent;
+        } while (1);
 
-               destDc.SetFont( wxSystemSettings::GetSystemFont( wxSYS_DEFAULT_GUI_FONT) );
+        destDc.SetFont( wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT) );
 
-               if ( isEnabled )
+        if ( isEnabled )
         {
-                       destDc.SetTextForeground( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_BTNTEXT) );
-               }
+            destDc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_BTNTEXT) );
+        }
         else
         {
-                       destDc.SetTextForeground( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DSHADOW) );
-               }
-               destDc.SetTextBackground( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_BTNFACE) );
+            destDc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW) );
+        }
+        destDc.SetTextBackground( wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE) );
 
-               destDc.DrawText( mLabelText, txtPos.x, txtPos.y );
-       }
+        destDc.DrawText( mLabelText, txtPos.x, txtPos.y );
+    }
 
-       if ( !isEnabled ){
-       
+    if ( !isEnabled ){
+    
 #ifdef __WXMSW__ // This is currently MSW specific
-               gray_out_image_on_dc( destDc, destDim.x, destDim.y );
+        gray_out_image_on_dc( destDc, destDim.x, destDim.y );
 #else
-               wxBrush checkerBrush( wxBitmap( (const char*)_gDisableImage,8,8) );
-               checkerBrush.SetColour( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_BTNFACE ) );
-               destDc.SetBrush( checkerBrush );
-               destDc.DrawRectangle( imgPos.x, imgPos.y, srcBmp->GetWidth()+1, srcBmp->GetHeight()+1);
+        wxBrush checkerBrush( wxBitmap( (const char*)_gDisableImage,8,8) );
+        checkerBrush.SetColour( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE ) );
+        destDc.SetBrush( checkerBrush );
+        destDc.DrawRectangle( imgPos.x, imgPos.y, srcBmp->GetWidth()+1, srcBmp->GetHeight()+1);
 #endif
-       }
-       // adjust button size to fit the new dimensions of the label
-       if ( !mSizeIsSet && 0 )
-       {
-               mSizeIsSet = TRUE; 
-               SetSize( -1,-1, 
-                                destBmp->GetWidth()  + mMarginX*2,
-                                destBmp->GetHeight() + mMarginY*2, 0 
-                       );
-       }
+    }
+    // adjust button size to fit the new dimensions of the label
+    if ( !mSizeIsSet && 0 )
+    {
+        mSizeIsSet = TRUE; 
+        SetSize( -1,-1, 
+                 destBmp->GetWidth()  + mMarginX*2,
+                 destBmp->GetHeight() + mMarginY*2, 0 
+            );
+    }
 }
 void wxNewBitmapButton::RenderAllLabelImages()
 {
-       if ( !mIsCreated )
+    if ( !mIsCreated )
         return;
-       RenderLabelImage( mpDisabledImg, &mDepressedBmp, FALSE );
-       RenderLabelImage( mpPressedImg,   &mDepressedBmp, TRUE, TRUE );
-       RenderLabelImage( mpDepressedImg, &mDepressedBmp, TRUE, FALSE );
-       if ( mHasFocusedBmp )
+    RenderLabelImage( mpDisabledImg, &mDepressedBmp, FALSE );
+    RenderLabelImage( mpPressedImg,   &mDepressedBmp, TRUE, TRUE );
+    RenderLabelImage( mpDepressedImg, &mDepressedBmp, TRUE, FALSE );
+    if ( mHasFocusedBmp )
     {
-               RenderLabelImage( mpFocusedImg, &mFocusedBmp, TRUE, FALSE );
-       }
+        RenderLabelImage( mpFocusedImg, &mFocusedBmp, TRUE, FALSE );
+    }
 }
-       
+    
 
 void wxNewBitmapButton::RenderLabelImages()
 {
-       if ( !mIsCreated )
+    if ( !mIsCreated )
         return;
 
-       if ( !IsEnabled() )
-       {
-               RenderLabelImage( mpDisabledImg, &mDepressedBmp, FALSE );
-       }
-       else
-
-       if ( mIsPressed ) 
-
-               RenderLabelImage( mpPressedImg,   &mDepressedBmp, TRUE, TRUE );
-       else
-       {
-               if ( mIsInFocus )
-               {
-                       if ( mHasFocusedBmp )
-                               RenderLabelImage( mpFocusedImg, &mFocusedBmp, TRUE, FALSE );
-                       else
-                               RenderLabelImage( mpDepressedImg, &mDepressedBmp, TRUE, FALSE );
-               }
-               else
-                       RenderLabelImage( mpDepressedImg, &mDepressedBmp, TRUE, FALSE );
-       }
+    if ( !IsEnabled() )
+    {
+        RenderLabelImage( mpDisabledImg, &mDepressedBmp, FALSE );
+    }
+    else
+
+    if ( mIsPressed ) 
+
+        RenderLabelImage( mpPressedImg,   &mDepressedBmp, TRUE, TRUE );
+    else
+    {
+        if ( mIsInFocus )
+        {
+            if ( mHasFocusedBmp )
+                RenderLabelImage( mpFocusedImg, &mFocusedBmp, TRUE, FALSE );
+            else
+                RenderLabelImage( mpDepressedImg, &mDepressedBmp, TRUE, FALSE );
+        }
+        else
+            RenderLabelImage( mpDepressedImg, &mDepressedBmp, TRUE, FALSE );
+    }
+}
+
+bool wxNewBitmapButton::Enable(bool enable)
+{
+    if ( enable != m_isEnabled )
+    {
+        if ( mIsInFocus )
+        {
+            mIsInFocus = FALSE;
+        }
+
+        if ( mIsPressed )
+        {
+            mIsPressed = FALSE;
+        }
+
+        Refresh();
+    }
+
+    return wxPanel::Enable( enable );
 }
 
 void wxNewBitmapButton::DrawDecorations( wxDC& dc )
 {
-       if ( mIsFlat )
-       {
-               DrawShade( 1, dc, mGrayPen,  mGrayPen  );
-               
-               if ( mIsInFocus )
-               {
-                       if ( mIsPressed )
-                               DrawShade( 0, dc, mDarkPen,  mLightPen  );
-                       else
-                               DrawShade( 0, dc, mLightPen,  mDarkPen  );
-               }
-               else
-                       DrawShade( 0, dc, mGrayPen,  mGrayPen  );
-       }
-       else
-       {
-               if ( mIsPressed )
-               {
-                       DrawShade( 0, dc, mDarkPen,  mGrayPen  );
-                       DrawShade( 1, dc, mBlackPen, mLightPen );
-               }
-               else
-               {
-                       DrawShade( 0, dc, mGrayPen,  mDarkPen  );
-                       DrawShade( 1, dc, mLightPen, mBlackPen );
-               }
-       }
+    if ( mIsFlat )
+    {
+        DrawShade( 1, dc, mGrayPen,  mGrayPen  );
+        
+        if ( mIsInFocus )
+        {
+            if ( mIsPressed )
+                DrawShade( 0, dc, mDarkPen,  mLightPen  );
+            else
+                DrawShade( 0, dc, mLightPen,  mDarkPen  );
+        }
+        else
+            DrawShade( 0, dc, mGrayPen,  mGrayPen  );
+    }
+    else
+    {
+        if ( mIsPressed )
+        {
+            DrawShade( 0, dc, mDarkPen,  mGrayPen  );
+            DrawShade( 1, dc, mBlackPen, mLightPen );
+        }
+        else
+        {
+            DrawShade( 0, dc, mGrayPen,  mDarkPen  );
+            DrawShade( 1, dc, mLightPen, mBlackPen );
+        }
+    }
 }
 
 void wxNewBitmapButton::SetLabel(const wxBitmap& labelBitmap, 
-                                                                const wxString& labelText )
+                                 const wxString& labelText )
 {
-       DestroyLabels();
+    DestroyLabels();
 
-       mLabelText    = labelText;
-       mDepressedBmp = labelBitmap;
+    mLabelText    = labelText;
+    mDepressedBmp = labelBitmap;
 
-       //RenderLabelImages();
-       RenderAllLabelImages();
+    //RenderLabelImages();
+    RenderAllLabelImages();
 }
 
 void wxNewBitmapButton::SetAlignments( int alignText,
-                                                                      int marginX,
-                                                                          int marginY,
-                                                                          int textToLabelGap)
+                                       int marginX,
+                                       int marginY,
+                                       int textToLabelGap)
 {
-       DestroyLabels();
+    DestroyLabels();
 
-       mMarginX        = marginX;
-       mMarginY        = marginY;
-       mTextAlignment  = alignText;
-       mTextToLabelGap = textToLabelGap;
+    mMarginX        = marginX;
+    mMarginY        = marginY;
+    mTextAlignment  = alignText;
+    mTextToLabelGap = textToLabelGap;
 
-       //RenderLabelImages();
-       RenderAllLabelImages();
+    //RenderLabelImages();
+    RenderAllLabelImages();
 }
 
 // event handlers
 
 void wxNewBitmapButton::OnLButtonDown( wxMouseEvent& event )
 {
-       mPrevPressedState = FALSE;   
-       mDragStarted      = TRUE;
-       mIsPressed        = TRUE;
-       Refresh();
-
-       if ( !mIsInFocus )
-                       CaptureMouse();
+    mDragStarted      = TRUE;
+    mIsPressed        = TRUE;
+    Refresh();
 }
 
 void wxNewBitmapButton::OnLButtonUp( wxMouseEvent& event )
 {
-       if ( !mDragStarted )
+    if ( !mDragStarted )
         return;
 
-       mDragStarted = FALSE;
-       mIsPressed   = FALSE;
-       mIsInFocus   = FALSE;
-       Refresh();
+    mDragStarted = FALSE;
+    mIsPressed   = FALSE;
+    Refresh();
 
-       ReleaseMouse();
+    if ( IsInWindow( event.m_x, event.m_y ) ) 
+    {
+        // fire event, if mouse was released
+        // within the bounds of button
+        wxCommandEvent cmd( mFiredEventType, GetId() );
+        GetParent()->ProcessEvent( cmd );
+    }
+}
 
-       if ( IsInWindow( event.m_x, event.m_y ) ) 
-       {
-               // fire event, if mouse was released
-               // within the bounds of button
-               wxCommandEvent cmd( mFiredEventType, GetId() );
-               GetParent()->ProcessEvent( cmd );
-       }
+void wxNewBitmapButton::OnLButtonDClick( wxMouseEvent& event )
+{
+    if ( IsInWindow( event.m_x, event.m_y ) ) 
+    {
+        // fire event, if mouse was released
+        // within the bounds of button
+        wxCommandEvent cmd( mFiredEventType, GetId() );
+        GetParent()->ProcessEvent( cmd );
+
+        mDragStarted = FALSE;
+        mIsPressed   = FALSE;
+        Refresh();
+    }
 }
 
 bool wxNewBitmapButton::IsInWindow( int x, int y )
 {
-       int width, height;
-       GetSize( &width, &height );
+    int width, height;
+    GetSize( &width, &height );
 
-       return ( x >= 0 && y >= 0 &&
-                        x < width &&
-                        y < height );
+    return ( x >= 0 && y >= 0 &&
+             x < width &&
+             y < height );
 }
 
-void wxNewBitmapButton::OnMouseMove( wxMouseEvent& event )
+void wxNewBitmapButton::OnMouseEnter( wxMouseEvent& event )
 {
-       mPrevPressedState=mIsPressed;
-       mPrevInFocusState=mIsInFocus;
-       if ( !mIsInFocus && IsInWindow( event.m_x, event.m_y ) )
-       {
-               if ( !mDragStarted )
-                       CaptureMouse();
-
-               mIsInFocus = TRUE;
-       }
-       else
-       if ( mIsInFocus && !IsInWindow( event.m_x, event.m_y ) )
-       {
-               mIsInFocus = FALSE;
-
-               if ( !mDragStarted )
-                       ReleaseMouse();
-       }
-
-       if ( mDragStarted )
-       {
-               if ( IsInWindow( event.m_x, event.m_y ) )
-
-                       mIsPressed = TRUE;
-               else
-                       mIsPressed = FALSE;
-       }
-
-       if ((mIsPressed != mPrevPressedState) ||
-        (mIsInFocus!=mPrevInFocusState))
+    bool prevIsInFocus = mIsInFocus;
+
+    if ( !mIsInFocus )
+    {
+        mIsInFocus = TRUE;
+    }
+    if ( prevIsInFocus != mIsInFocus )
     {
-               Refresh();
-       }
+        Refresh();
+    }
+}
+
+void wxNewBitmapButton::OnMouseLeave( wxMouseEvent& event )
+{
+    bool prevIsInFocus = mIsInFocus;
+    bool prevIsPressed = mIsPressed;
+    if ( mIsInFocus )
+    {
+        mIsInFocus = FALSE;
+        mIsPressed = FALSE;
+    }
+    if ( prevIsInFocus != mIsInFocus || prevIsPressed != mIsPressed )
+    {
+        Refresh();
+    }
 }
 
 void wxNewBitmapButton::OnSize( wxSizeEvent& event )
 {
-               //Reshape();
+        //Reshape();
 }
 
 void wxNewBitmapButton::Reshape( )
-{
-       
-       bool wasCreated = mIsCreated;
-       mIsCreated = TRUE;
+{   
+    bool wasCreated = mIsCreated;
+    mIsCreated = TRUE;
 
-       if ( !wasCreated )
-       {
-               // in the case of loading button from stream, check if we
-               // have non-empty image-file name, load if possible 
+    if ( !wasCreated )
+    {
+        // in the case of loading button from stream, check if we
+        // have non-empty image-file name, load if possible 
 
-               if ( mImageFileName != "" )
-               {
-                       mDepressedBmp.LoadFile( mImageFileName, mImageFileType );
+        if ( mImageFileName != "" )
+        {
+            mDepressedBmp.LoadFile( mImageFileName, mImageFileType );
 
-                       //wxMessageBox("Image Loaded!!!");
-               }
+            //wxMessageBox("Image Loaded!!!");
+        }
 
-               //RenderLabelImages();
-               RenderAllLabelImages();
+        //RenderLabelImages();
+        RenderAllLabelImages();
 
-               wxBitmap* pCurImg = GetStateLabel();
+        wxBitmap* pCurImg = GetStateLabel();
 
-               int w = pCurImg->GetWidth(),
-                       h = pCurImg->GetHeight();
+        int w = pCurImg->GetWidth(),
+            h = pCurImg->GetHeight();
 
-               SetSize( 0,0, w + mMarginX*2, h + mMarginY*2 , 0 );
-       }
+        SetSize( 0,0, w + mMarginX*2, h + mMarginY*2 , 0 );
+    }
 }
 
 void wxNewBitmapButton::DrawLabel( wxDC& dc )
 {
-       wxBitmap* pCurBmp = GetStateLabel();
+    wxBitmap* pCurBmp = GetStateLabel();
 
-       if ( pCurBmp == NULL )
-       {
-               wxSizeEvent evt;
-               OnSize( evt ); // fake it up!
+    if ( pCurBmp == NULL )
+    {
+        wxSizeEvent evt;
+        OnSize( evt ); // fake it up!
 
-               //RenderLabelImages();
-               pCurBmp = GetStateLabel();
-       }
+        //RenderLabelImages();
+        pCurBmp = GetStateLabel();
+    }
 
-       wxMemoryDC mdc;
-       mdc.SelectObject( *pCurBmp );
+    wxMemoryDC mdc;
+    mdc.SelectObject( *pCurBmp );
 
-       dc.Blit( mMarginX, mMarginY, 
-                        pCurBmp->GetWidth(),
-                        pCurBmp->GetHeight(),
-                        &mdc, 0,0, wxCOPY 
-                  );
+    dc.Blit( mMarginX, mMarginY, 
+             pCurBmp->GetWidth(),
+             pCurBmp->GetHeight(),
+             &mdc, 0,0, wxCOPY 
+           );
 
-       mdc.SelectObject( wxNullBitmap );
+    mdc.SelectObject( wxNullBitmap );
 }
 
 void wxNewBitmapButton::OnPaint( wxPaintEvent& event )
 {
-       wxPaintDC dc(this);
+    wxPaintDC dc(this);
 
-       // first, make sure images for current state are prepared
-       //RenderLabelImages();
+    // first, make sure images for current state are prepared
+    //RenderLabelImages();
 
-       DrawLabel( dc );
+    DrawLabel( dc );
 
-       DrawDecorations( dc );
+    DrawDecorations( dc );
 }
 
 void wxNewBitmapButton::OnEraseBackground( wxEraseEvent& event )
 {
-       // do nothing
+    // do nothing
 }
 
 void wxNewBitmapButton::OnKillFocus( wxFocusEvent& event )
 {
-       // useless
+    // useless
 
-       wxMessageBox("kill-focus for button!");
+    wxMessageBox("kill-focus for button!");
 }