include/wx/msw/msgdlg.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/msw/msgdlg.h
   3 // Purpose:     wxMessageDialog class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_MSGBOXDLG_H_
  13 #define _WX_MSGBOXDLG_H_
  14
  15 class WXDLLIMPEXP_CORE wxMessageDialog : public wxMessageDialogBase
  16 {
  17 public:
  18     wxMessageDialog(wxWindow *parent,
  19                     const wxString& message,
  20                     const wxString& caption = wxMessageBoxCaptionStr,
  21                     long style = wxOK|wxCENTRE,
  22                     const wxPoint& WXUNUSED(pos) = wxDefaultPosition)
  23         : wxMessageDialogBase(parent, message, caption, style)
  24     {
  25         m_hook = NULL;
  26     }
  27
  28     virtual int ShowModal();
  29
  30     // implementation-specific
  31
  32     // return the font used for the text in the message box
  33     static wxFont GetMessageFont();
  34
  35 protected:
  36     // Override this as task dialogs are always centered on parent.
  37     virtual void DoCentre(int dir);
  38
  39 private:
  40     // hook procedure used to adjust the message box beyond what the standard
  41     // MessageBox() function can do for us
  42     static WXLRESULT wxCALLBACK HookFunction(int code, WXWPARAM, WXLPARAM);
  43
  44     static const struct ButtonAccessors
  45     {
  46         int id;
  47         wxString (wxMessageDialog::*getter)() const;
  48     } ms_buttons[];
  49
  50     // replace the static text control with a text control in order to show
  51     // scrollbar (and also, incidentally, allow text selection)
  52     void ReplaceStaticWithEdit();
  53
  54     // adjust the button labels
  55     //
  56     // this is called from HookFunction() and our HWND is valid at this moment
  57     void AdjustButtonLabels();
  58
  59     // offset all buttons starting from the first one given by dx to the right
  60     void OffsetButtonsStartingFrom(int first, int dx);
  61
  62     // used by ShowModal() to display a message box when task dialogs
  63     // aren't available.
  64     int ShowMessageBox();
  65
  66
  67     WXHANDLE m_hook; // HHOOK used to position the message box
  68
  69     wxDECLARE_DYNAMIC_CLASS_NO_COPY(wxMessageDialog);
  70 };
  71
  72
  73 #endif // _WX_MSGBOXDLG_H_