coolcontrolsmanager.cpp

vc6.0实现的酒店管理系统

         FillSolidRect( hDC, rc, GetSysColor( COLOR_3DFACE ) );
      
         HPEN hOldPen = (HPEN)SelectObject( hDC, penHighlight );
         MoveToEx( hDC, rc.right - 2, rc.top, NULL );
         LineTo( hDC, rc.left + n - 1, rc.top );
         LineTo( hDC, rc.left, rc.top + n - 1 );         
         
         SelectObject( hDC, penDkShadow );
         LineTo( hDC, rc.left + n - 1, rc.bottom - 1 );
         LineTo( hDC, rc.right - 1, rc.bottom - 1 );
         LineTo( hDC, rc.right - 1, rc.top - 1 );

         SelectObject( hDC, penLight );
         MoveToEx( hDC, rc.right - 3, rc.top + 1, NULL );
         LineTo( hDC, rc.left + n - 1, rc.top + 1 );
         LineTo( hDC, rc.left + 1, rc.top + n - 1 );

         SelectObject( hDC, penShadow );         
         LineTo( hDC, rc.left + n - 1, rc.bottom - 2 );
         LineTo( hDC, rc.right - 2, rc.bottom - 2 );
         LineTo( hDC, rc.right - 2, rc.top );

         SelectObject( hDC, hOldPen );         
      }
      else // TBS_RIGHT
      {
         n = ( rc.bottom - rc.top ) / 2 + 1;

         FillSolidRect( hDC, rc, GetSysColor( COLOR_3DFACE ) );
      
         HPEN hOldPen = (HPEN)SelectObject( hDC, penHighlight );
         MoveToEx( hDC, rc.left, rc.bottom - 2, NULL );
         LineTo( hDC, rc.left, rc.top );
         LineTo( hDC, rc.right - n, rc.top );
         LineTo( hDC, rc.right - 1, rc.top + n - 1 );

         SelectObject( hDC, penDkShadow );          
         MoveToEx( hDC, rc.left, rc.bottom - 1, NULL );
         LineTo( hDC, rc.right - n, rc.bottom - 1 );
         LineTo( hDC, rc.right, rc.top + n - 2 );         

         SelectObject( hDC, penLight );
         MoveToEx( hDC, rc.left + 1, rc.bottom - 3, NULL );
         LineTo( hDC, rc.left + 1, rc.top + 1 );
         LineTo( hDC, rc.right - n, rc.top + 1 );
         LineTo( hDC, rc.right - 2, rc.top + n - 1 );

         SelectObject( hDC, penShadow );
         MoveToEx( hDC, rc.left + 1, rc.bottom - 2, NULL );
         LineTo( hDC, rc.right - n, rc.bottom - 2 );
         LineTo( hDC, rc.right - 1, rc.top + n - 2 );         

         SelectObject( hDC, hOldPen );
      }      
   }
   else
   {
      if ( dwStyle & TBS_TOP )
      {      
         n = ( rc.right - rc.left ) / 2 + 1;

         FillSolidRect( hDC, rc, GetSysColor( COLOR_3DFACE ) );
      
         HPEN hOldPen = (HPEN)SelectObject( hDC, penHighlight );
         MoveToEx( hDC, rc.left + n - 2, rc.top + 1, NULL );
         LineTo( hDC, rc.left, rc.top + n - 1 );
         LineTo( hDC, rc.left, rc.bottom - 1 );

         SelectObject( hDC, penDkShadow );          
         LineTo( hDC, rc.right - 1, rc.bottom - 1 );
         LineTo( hDC, rc.right - 1, rc.top + n - 1 );
         LineTo( hDC, rc.left + n - 2, rc.top - 1 );

         SelectObject( hDC, penLight );
         MoveToEx( hDC, rc.left + n - 2, rc.top + 2, NULL );
         LineTo( hDC, rc.left + 1, rc.top + n - 1 );
         LineTo( hDC, rc.left + 1, rc.bottom - 2 );
     
         SelectObject( hDC, penShadow );
         LineTo( hDC, rc.right - 2, rc.bottom - 2 );
         LineTo( hDC, rc.right - 2, rc.top + n - 1 );
         LineTo( hDC, rc.left + n - 2, rc.top );

         SelectObject( hDC, hOldPen );
      }
      else // TBS_BOTTOM
      {
         n = ( rc.right - rc.left ) / 2 + 1;

         FillSolidRect( hDC, rc, GetSysColor( COLOR_3DFACE ) );
               
         HPEN hOldPen = (HPEN)SelectObject( hDC, penHighlight );
         MoveToEx( hDC, rc.left + n - 2, rc.bottom - 2, NULL );
         LineTo( hDC, rc.left, rc.bottom - n );
         LineTo( hDC, rc.left, rc.top );
         LineTo( hDC, rc.right - 1, rc.top );

         SelectObject( hDC, penDkShadow );          
         LineTo( hDC, rc.right - 1, rc.bottom - n );
         LineTo( hDC, rc.left + n - 2, rc.bottom );

         SelectObject( hDC, penLight );
         MoveToEx( hDC, rc.left + n - 2, rc.bottom - 3, NULL );
         LineTo( hDC, rc.left + 1, rc.bottom - n );
         LineTo( hDC, rc.left + 1, rc.top + 1 );
         LineTo( hDC, rc.right - 2, rc.top + 1 );
     
         SelectObject( hDC, penShadow );
         LineTo( hDC, rc.right - 2, rc.bottom - n );
         LineTo( hDC, rc.left + n - 2, rc.bottom - 1 );

         SelectObject( hDC, hOldPen );
      }
   }

   DeleteObject( penHighlight );
   DeleteObject( penLight );
   DeleteObject( penDkShadow );
   DeleteObject( penShadow );
}

void CCoolControlsManager::CCMTrackbar::DrawControl( HDC hDC, const RECT& /*rect*/ )
{  
   hDC = GetDC( m_hWnd );
   DWORD dwStyle = GetWindowLong( m_hWnd, GWL_STYLE );
   
   RECT rc;   
   SendMessage( m_hWnd, TBM_GETCHANNELRECT, 0, (LPARAM)&rc );   

   // BUG!: Windows incorrectly calculates the channel rectangle for
   // sliders with TBS_VERT style, so we have to calculate the rectangle
   // in different manner. This bug appears on all Windows platforms!
   if ( dwStyle & TBS_VERT )
   {  
      int w = ( rc.right - rc.left );
      int h = ( rc.bottom - rc.top );
      rc.top = rc.left;
      rc.bottom = rc.left + w;

      RECT r;
      SendMessage( m_hWnd, TBM_GETTHUMBRECT, 0, (LPARAM)&r );         

      rc.left = r.left + ( ( r.right - r.left ) / 2 + 1 ) - h / 2;
      if ( dwStyle & TBS_LEFT )
         ;
      else if ( dwStyle & TBS_BOTH )
         rc.left -= 1;
      else
         rc.left -= 2;

      rc.right = rc.left + h;
   }

   // Draw the channel rect
   if ( m_nState & dsHoverMask )
      Draw3dBorder( hDC, rc, COLOR_3DSHADOW, COLOR_3DHIGHLIGHT,                         
                             COLOR_3DDKSHADOW, COLOR_3DLIGHT );
   else
      Draw3dBorder( hDC, rc, COLOR_3DSHADOW, COLOR_3DHIGHLIGHT,                         
                             COLOR_3DFACE, COLOR_3DFACE );
   
   // Draw the slider thumb
   if ( !( dwStyle & TBS_NOTHUMB ) )
   {
      SetRectEmpty( &rc );
      SendMessage( m_hWnd, TBM_GETTHUMBRECT, 0, (LPARAM)&rc );
      DrawThumb( hDC, rc );
   }

   ReleaseDC( m_hWnd, hDC );
}

//////////////////////////////////////////////////////////////////////////////
// CCMToolbar class

void CCoolControlsManager::CCMToolbar::DrawButton( HDC hDC, const RECT& rc, int nState )
{
   if ( nState & bsChecked )
   {
      if ( nState & bsHover )
         Draw3dBorder( hDC, rc,
                       COLOR_3DDKSHADOW, COLOR_3DHIGHLIGHT,
                       COLOR_3DSHADOW, COLOR_3DSHADOW );
      else
         Draw3dBorder( hDC, rc,
                       COLOR_3DSHADOW, COLOR_3DHIGHLIGHT,
                       COLOR_3DFACE, COLOR_3DFACE );
   }
   else
   {
      if ( nState & bsHover )
         Draw3dBorder( hDC, rc,
                       COLOR_3DHIGHLIGHT, COLOR_3DDKSHADOW,
                       COLOR_3DLIGHT, COLOR_3DSHADOW );
      else
         Draw3dBorder( hDC, rc,
                       COLOR_3DHIGHLIGHT, COLOR_3DSHADOW,
                       COLOR_3DFACE, COLOR_3DFACE );
   }
}

void CCoolControlsManager::CCMToolbar::DrawControl( HDC hDC, const RECT& /*rc*/ )
{
   if ( GetWindowLong( m_hWnd, GWL_STYLE ) & TBSTYLE_FLAT ) // Skip flat toolbars
      return;
      
   int nCount = SendMessage( m_hWnd, TB_BUTTONCOUNT, 0, 0L );

   hDC = GetDC( m_hWnd );  // We will draw toolbar buttons on the client DC

   POINT point;
   GetCursorPos( &point );
   ScreenToClient( m_hWnd, &point );
   
   m_nOldItem = -1;
   int nState = 0;
           
   for ( int i = 0; i < nCount; i++ )
   {     
      RECT rc;       
      TBBUTTON ti;
      SendMessage( m_hWnd, TB_GETBUTTON, i, (LPARAM)&ti );
      SendMessage( m_hWnd, TB_GETITEMRECT, i, (LPARAM)&rc );

      if ( !( ti.fsStyle & TBSTYLE_SEP ) )
      {                  
         nState = ( ti.fsState & TBSTATE_CHECKED ) ? bsChecked : bsNormal;
         if ( PtInRect( &rc, point ) == TRUE )
         {
            if ( ti.fsState & TBSTATE_ENABLED )
               nState |= bsHover;
            m_nOldItem = i;
         }         
         DrawButton( hDC, rc, nState );
      }
   }
      
   ReleaseDC( m_hWnd, hDC );
}

BOOL CCoolControlsManager::CCMToolbar::NeedRedraw( const POINT& point )
{
   int nCount = SendMessage( m_hWnd, TB_BUTTONCOUNT, 0, 0L );

   POINT pt = point;
   ScreenToClient( m_hWnd, &pt );
   int nItem = -1;                
   for ( int i = 0; i < nCount; i++ )
   {            
      TBBUTTON ti;      
      SendMessage( m_hWnd, TB_GETBUTTON, i, (LPARAM)&ti );

      if ( !( ti.fsStyle & TBSTYLE_SEP ) )
      {
         RECT rc;         
         SendMessage( m_hWnd, TB_GETITEMRECT, i, (LPARAM)&rc );
         if ( PtInRect( &rc, pt ) )
         {
            nItem = i;
            break;
         }
      }
   }

   if ( m_hWnd != m_hWndOld || ( m_hWnd == m_hWndOld && m_nOldItem != nItem ) )
      return TRUE;
   return FALSE;
}

LRESULT CCoolControlsManager::CCMToolbar::WindowProc( UINT uMsg, WPARAM wParam, LPARAM lParam )
{
   switch ( uMsg )
   {  
      case WM_PAINT:
      case WM_NCPAINT:
         m_nOldItem = -1;   // Redraw the whole toolbar unconditionally

      default:
         return CCMControl::WindowProc( uMsg, wParam, lParam );
   }
}

//////////////////////////////////////////////////////////////////////////////
// CCMTabControl class

void CCoolControlsManager::CCMTabControl::DrawTab( HDC hDC, const RECT& rect, 
                                                   int nItem, int nState )
{
   RECT rc = rect;
   int nCurSel = SendMessage( m_hWnd, TCM_GETCURSEL, 0, 0L );
   if ( nCurSel == -1 )
      nCurSel = -2;

   switch ( GetOrientation() )
   {
      case tabLeft:
         if ( nState & bsChecked )
         {
            rc.top -= 2;
            rc.bottom += 2;
            rc.left -= 2;
            rc.right += 1;
         }

         if ( nState & bsHover )
         {
            if ( nCurSel != nItem - 1 )
            {
               FillSolidRect( hDC, rc.left+2, rc.top, rc.right-rc.left-2, 1, GetSysColor( COLOR_3DHIGHLIGHT ) );
               FillSolidRect( hDC, rc.left+2, rc.top+1, rc.right-rc.left-2, 1, GetSysColor( COLOR_3DLIGHT ) );
               SetPixel( hDC, rc.left+1, rc.top+1, GetSysColor( COLOR_3DHIGHLIGHT ) );
            }

            FillSolidRect( hDC, rc.left, rc.top+2, 1, rc.bottom-rc.top-4, GetSysColor( COLOR_3DHIGHLIGHT ) );
            FillSolidRect( hDC, rc.left+1, rc.top+2, 1, rc.bottom-rc.top-4, GetSysColor( COLOR_3DLIGHT ) );

            if ( nCurSel != nItem + 1 )
            {
               FillSolidRect( hDC, rc.left+2, rc.bottom-1, rc.right-rc.left-2, 1, GetSysColor( COLOR_3DDKSHADOW ) );
               FillSolidRect( hDC, rc.left+2, rc.bottom-2, rc.right-rc.left-2, 1, GetSysColor( COLOR_3DSHADOW ) );                        
               SetPixel( hDC, rc.left+1, rc.bottom-2, GetSysColor( COLOR_3DDKSHADOW ) );
            }
         }
         else
         {
            if ( nCurSel != nItem - 1 )
            {
               FillSolidRect( hDC, rc.left+2, rc.top, rc.right-rc.left-2, 1, GetSysColor( COLOR_3DHIGHLIGHT ) );
               FillSolidRect( hDC, rc.left+2, rc.top+1, rc.right-rc.left-2, 1, GetSysColor( COLOR_3DFACE ) );
               SetPixel( hDC, rc.left+1, rc.top+1, GetSysColor( COLOR_3DHIGHLIGHT ) );
            }

            FillSolidRect( hDC, rc.left, rc.top+2, 1, rc.bottom-rc.top-4, GetSysColor( COLOR_3DHIGHLIGHT ) );
            FillSolidRect( hDC, rc.left+1, rc.top+2, 1, rc.bottom-rc.top-4, GetSysColor( COLOR_3DFACE ) );

            if ( nCurSel != nItem + 1 )
            {
               FillSolidRect( hDC, rc.left+2, rc.bottom-1, rc.right-rc.left-2, 1, GetSysColor( COLOR_3DSHADOW ) );
               FillSolidRect( hDC, rc.left+2, rc.bottom-2, rc.right-rc.left-2, 1, GetSysColor( COLOR_3DFACE ) );                        
               SetPixel( hDC, rc.left+1, rc.bottom-2, GetSysColor( COLOR_3DSHADOW ) );
            }
         }       
         break;

      case tabTop:
         if ( nState & bsChecked )
         {
            rc.top -= 2;
            rc.bottom += 1;
            rc.left -= 2;
            rc.right += 2;
         }

         if ( nState & bsHover )
         {
            if ( nCurSel != nItem - 1 )
            {
               FillSolidRect( hDC, rc.left, rc.top+2, 1, rc.bottom-rc.top-2, GetSysColor( COLOR_3DHIGHLIGHT ) );
               FillSolidRect( hDC, rc.left+1, rc.top+2, 1, rc.bottom-rc.top-2, GetSysColor( COLOR_3DLIGHT ) );
               SetPixel( hDC, rc.left+1, rc.top+1, GetSysColor( COLOR_3DHIGHLIGHT ) );
            }

            FillSolidRect( hDC, rc.left+2, rc.top, rc.right-rc.left-4, 1, GetSysColor( COLOR_3DHIGHLIGHT ) );
            FillSolidRect( hDC, rc.left+2, rc.top+1, rc.right-rc.left-4, 1, GetSysColor( COLOR_3DLIGHT ) );

            if ( nCurSel != nItem + 1 )
            {
               FillSolidRect( hDC, rc.right-1, rc.top+2, 1, rc.bottom-rc.top-2, GetSysColor( COLOR_3DDKSHADOW ) );
               FillSolidRect( hDC, rc.right-2, rc.top+2, 1, rc.bottom-rc.top-2, GetSysColor( COLOR_3DSHADOW ) );            
               SetPixel( hDC, rc.right-2, rc.top+1, GetSysColor( COLOR_3DDKSHADOW ) );
            }                       
         }
         else
         {
            if ( nCurSel != nItem - 1 )
            {
               FillSolidRect( hDC, rc.left, rc.top+2, 1, rc.bottom-rc.top-2, GetSysColor( COLOR_3DHIGHLIGHT ) );
               FillSolidRect( hDC, rc.left+1, rc.top+2, 1, rc.bottom-rc.top-2, GetSysColor( COLOR_3DFACE ) );
               SetPixel( hDC, rc.left+1, rc.top+1, GetSysColor( COLOR_3DHIGHLIGHT ) );
            }

            FillSolidRect( hDC, rc.left+2, rc.top, rc.right-rc.left-4, 1, GetSysColor( COLOR_3DHIGHLIGHT ) );
            FillSolidRect( hDC, rc.left+2, rc.top+1, rc.right-rc.left-4, 1, GetSysColor( COLOR_3DFACE ) );

            if ( nCurSel != nItem + 1 )
            {
               FillSolidRect( hDC, rc.right-1, rc.top+2, 1, rc.bottom-rc.top-2, GetSysColor( COLOR_3DSHADOW ) );
               FillSolidRect( hDC, rc.right-2, rc.top