src/msw/statbox.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        msw/statbox.cpp
   3 // Purpose:     wxStaticBox
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  21     #pragma implementation "statbox.h"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/app.h"
  33     #include "wx/dcclient.h"
  34 #endif
  35
  36 #include "wx/statbox.h"
  37
  38 #include "wx/msw/private.h"
  39
  40 // ----------------------------------------------------------------------------
  41 // wxWin macros
  42 // ----------------------------------------------------------------------------
  43
  44 #if !USE_SHARED_LIBRARY
  45     IMPLEMENT_DYNAMIC_CLASS(wxStaticBox, wxControl)
  46 #endif
  47
  48 // ============================================================================
  49 // implementation
  50 // ============================================================================
  51
  52 // ----------------------------------------------------------------------------
  53 // wxStaticBox
  54 // ----------------------------------------------------------------------------
  55
  56 bool wxStaticBox::Create(wxWindow *parent,
  57                          wxWindowID id,
  58                          const wxString& label,
  59                          const wxPoint& pos,
  60                          const wxSize& size,
  61                          long style,
  62                          const wxString& name)
  63 {
  64     if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
  65         return FALSE;
  66
  67     if ( !MSWCreateControl(wxT("BUTTON"), BS_GROUPBOX, pos, size, label, 0) )
  68         return FALSE;
  69
  70     return TRUE;
  71 }
  72
  73 wxSize wxStaticBox::DoGetBestSize() const
  74 {
  75     int cx, cy;
  76     wxGetCharSize(GetHWND(), &cx, &cy, &GetFont());
  77
  78     int wBox;
  79     GetTextExtent(wxGetWindowText(m_hWnd), &wBox, &cy);
  80
  81     wBox += 3*cx;
  82     int hBox = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy);
  83
  84     return wxSize(wBox, hBox);
  85 }
  86
  87 WXHBRUSH wxStaticBox::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
  88                                  WXUINT message,
  89                                  WXWPARAM wParam,
  90                                  WXLPARAM lParam)
  91 {
  92 #if wxUSE_CTL3D
  93     if ( m_useCtl3D )
  94     {
  95         HBRUSH hbrush = Ctl3dCtlColorEx(message, wParam, lParam);
  96         return (WXHBRUSH) hbrush;
  97     }
  98 #endif // wxUSE_CTL3D
  99
 100     HDC hdc = (HDC)pDC;
 101     if (GetParent()->GetTransparentBackground())
 102         SetBkMode(hdc, TRANSPARENT);
 103     else
 104         SetBkMode(hdc, OPAQUE);
 105
 106     const wxColour& colBack = GetBackgroundColour();
 107     ::SetBkColor(hdc, wxColourToRGB(colBack));
 108     ::SetTextColor(hdc, wxColourToRGB(GetForegroundColour()));
 109
 110     wxBrush *brush = wxTheBrushList->FindOrCreateBrush(colBack, wxSOLID);
 111
 112     return (WXHBRUSH)brush->GetResourceHandle();
 113 }
 114
 115 long wxStaticBox::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
 116 {
 117     switch ( nMsg )
 118     {
 119         case WM_NCHITTEST:
 120             // FIXME: this hack is specific to dialog ed, shouldn't it be
 121             //        somehow disabled during normal operation?
 122             {
 123                 int xPos = LOWORD(lParam);  // horizontal position of cursor
 124                 int yPos = HIWORD(lParam);  // vertical position of cursor
 125
 126                 ScreenToClient(&xPos, &yPos);
 127
 128                 // Make sure you can drag by the top of the groupbox, but let
 129                 // other (enclosed) controls get mouse events also
 130                 if ( yPos < 10 )
 131                     return (long)HTCLIENT;
 132             }
 133             break;
 134
 135             // VZ: I will remove (or change) this soon... (15.11.99)
 136 #if 0
 137         case WM_ERASEBKGND:
 138             // prevent wxControl from processing this message because it will
 139             // erase the background incorrectly and there is no way for us to
 140             // override this at wxWin event level (if we do process the event,
 141             // we don't know how to do it properly - paint the background
 142             // without painting over other controls - and if we don't,
 143             // wxControl still gets it)
 144             return MSWDefWindowProc(nMsg, wParam, lParam);
 145 #endif
 146     }
 147
 148     return wxControl::MSWWindowProc(nMsg, wParam, lParam);
 149 }
 150