include/wx/msw/dialog.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/msw/dialog.h
   3 // Purpose:     wxDialog class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_DIALOG_H_
  13 #define _WX_DIALOG_H_
  14
  15 #ifdef __GNUG__
  16     #pragma interface "dialog.h"
  17 #endif
  18
  19 #include "wx/panel.h"
  20
  21 WXDLLEXPORT_DATA(extern const wxChar*) wxDialogNameStr;
  22
  23 class WXDLLEXPORT wxWindowDisabler;
  24
  25 // Dialog boxes
  26 class WXDLLEXPORT wxDialog : public wxDialogBase
  27 {
  28 public:
  29     wxDialog() { Init(); }
  30
  31     // Constructor with a modal flag, but no window id - the old convention
  32     wxDialog(wxWindow *parent,
  33              const wxString& title, bool modal,
  34              int x = -1, int y= -1, int width = 500, int height = 500,
  35              long style = wxDEFAULT_DIALOG_STYLE,
  36              const wxString& name = wxDialogNameStr)
  37     {
  38         long modalStyle = modal ? wxDIALOG_MODAL : wxDIALOG_MODELESS ;
  39         Create(parent, -1, title, wxPoint(x, y), wxSize(width, height),
  40                style | modalStyle, name);
  41     }
  42
  43     // Constructor with no modal flag - the new convention.
  44     wxDialog(wxWindow *parent, wxWindowID id,
  45              const wxString& title,
  46              const wxPoint& pos = wxDefaultPosition,
  47              const wxSize& size = wxDefaultSize,
  48              long style = wxDEFAULT_DIALOG_STYLE,
  49              const wxString& name = wxDialogNameStr)
  50     {
  51         Create(parent, id, title, pos, size, style, name);
  52     }
  53
  54     bool Create(wxWindow *parent, wxWindowID id,
  55                 const wxString& title,
  56                 const wxPoint& pos = wxDefaultPosition,
  57                 const wxSize& size = wxDefaultSize,
  58                 long style = wxDEFAULT_DIALOG_STYLE,
  59                 const wxString& name = wxDialogNameStr);
  60
  61     virtual ~wxDialog();
  62
  63     void SetModal(bool flag);
  64     virtual bool IsModal() const;
  65
  66     // For now, same as Show(TRUE) but returns return code
  67     virtual int ShowModal();
  68
  69     // may be called to terminate the dialog with the given return code
  70     virtual void EndModal(int retCode);
  71
  72     // returns TRUE if we're in a modal loop
  73     bool IsModalShowing() const;
  74
  75     // implementation only from now on
  76     // -------------------------------
  77
  78     // override some base class virtuals
  79     virtual bool Show(bool show = TRUE);
  80
  81     // event handlers
  82     void OnCharHook(wxKeyEvent& event);
  83     void OnCloseWindow(wxCloseEvent& event);
  84
  85     // Standard buttons
  86     void OnOK(wxCommandEvent& event);
  87     void OnApply(wxCommandEvent& event);
  88     void OnCancel(wxCommandEvent& event);
  89
  90     // Responds to colour changes
  91     void OnSysColourChanged(wxSysColourChangedEvent& event);
  92
  93     // Windows callbacks
  94     long MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
  95
  96 #if wxUSE_CTL3D
  97     virtual WXHBRUSH OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
  98                                 WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
  99 #endif // wxUSE_CTL3D
 100
 101 protected:
 102     // find the window to use as parent for this dialog if none has been
 103     // specified explicitly by the user
 104     //
 105     // may return NULL
 106     wxWindow *FindSuitableParent() const;
 107
 108     // show modal dialog and enter modal loop
 109     void DoShowModal();
 110
 111     // common part of all ctors
 112     void Init();
 113
 114 private:
 115     wxWindow *m_oldFocus;
 116
 117     // while we are showing a modal dialog we disable the other windows using
 118     // this object
 119     wxWindowDisabler *m_windowDisabler;
 120
 121     DECLARE_DYNAMIC_CLASS(wxDialog)
 122     DECLARE_EVENT_TABLE()
 123     DECLARE_NO_COPY_CLASS(wxDialog)
 124 };
 125
 126 #endif
 127     // _WX_DIALOG_H_