Check for task dialog availability even under Vista and later.
[wxWidgets.git] / 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 private:
36 // hook procedure used to adjust the message box beyond what the standard
37 // MessageBox() function can do for us
38 static WXLRESULT wxCALLBACK HookFunction(int code, WXWPARAM, WXLPARAM);
39
40 static const struct ButtonAccessors
41 {
42 int id;
43 wxString (wxMessageDialog::*getter)() const;
44 } ms_buttons[];
45
46 // replace the static text control with a text control in order to show
47 // scrollbar (and also, incidentally, allow text selection)
48 void ReplaceStaticWithEdit();
49
50 // adjust the button labels
51 //
52 // this is called from HookFunction() and our HWND is valid at this moment
53 void AdjustButtonLabels();
54
55 // offset all buttons starting from the first one given by dx to the right
56 void OffsetButtonsStartingFrom(int first, int dx);
57
58 // used by ShowModal() to display a message box when task dialogs
59 // aren't available.
60 int ShowMessageBox();
61
62
63 WXHANDLE m_hook; // HHOOK used to position the message box
64
65 wxDECLARE_DYNAMIC_CLASS_NO_COPY(wxMessageDialog);
66 };
67
68
69 #endif // _WX_MSGBOXDLG_H_