Don't create multiple parent-less top level frames in layout sample.

[wxWidgets.git] / include / wx / msw / msgdlg.h

diff --git a/include/wx/msw/msgdlg.h b/include/wx/msw/msgdlg.h
index c3cc3dd05eb82d39ab72be79c4b51013e15d97b1..6b2f11004bc3682d2ebe5483b229dd43121722ea 100644 (file)
--- a/include/wx/msw/msgdlg.h
+++ b/include/wx/msw/msgdlg.h
@@ -12,31 +12,64 @@
 #ifndef _WX_MSGBOXDLG_H_
 #define _WX_MSGBOXDLG_H_
 
-#include "wx/setup.h"
-#include "wx/dialog.h"
+class WXDLLIMPEXP_CORE wxMessageDialog : public wxMessageDialogBase
+{
+public:
+    wxMessageDialog(wxWindow *parent,
+                    const wxString& message,
+                    const wxString& caption = wxMessageBoxCaptionStr,
+                    long style = wxOK|wxCENTRE,
+                    const wxPoint& WXUNUSED(pos) = wxDefaultPosition)
+        : wxMessageDialogBase(parent, message, caption, style)
+    {
+        m_hook = NULL;
+    }
 
-/*
- * Message box dialog
- */
+    virtual int ShowModal();
 
-extern WXDLLEXPORT_DATA(const wxChar) wxMessageBoxCaptionStr[];
+    virtual long GetEffectiveIcon() const;
+
+    // implementation-specific
+
+    // return the font used for the text in the message box
+    static wxFont GetMessageFont();
 
-class WXDLLEXPORT wxMessageDialog: public wxDialog, public wxMessageDialogBase
-{
-DECLARE_DYNAMIC_CLASS(wxMessageDialog)
 protected:
-    wxString    m_caption;
-    wxString    m_message;
-    wxWindow *  m_parent;
-public:
-    wxMessageDialog(wxWindow *parent, const wxString& message, const wxString& caption = wxMessageBoxCaptionStr,
-        long style = wxOK|wxCENTRE, const wxPoint& pos = wxDefaultPosition);
+    // Override this as task dialogs are always centered on parent.
+    virtual void DoCentre(int dir);
+
+private:
+    // hook procedure used to adjust the message box beyond what the standard
+    // MessageBox() function can do for us
+    static WXLRESULT wxCALLBACK HookFunction(int code, WXWPARAM, WXLPARAM);
+
+    static const struct ButtonAccessors
+    {
+        int id;
+        wxString (wxMessageDialog::*getter)() const;
+    } ms_buttons[];
+
+    // replace the static text control with a text control in order to show
+    // scrollbar (and also, incidentally, allow text selection)
+    void ReplaceStaticWithEdit();
+
+    // adjust the button labels
+    //
+    // this is called from HookFunction() and our HWND is valid at this moment
+    void AdjustButtonLabels();
+
+    // offset all buttons starting from the first one given by dx to the right
+    void OffsetButtonsStartingFrom(int first, int dx);
+
+    // used by ShowModal() to display a message box when task dialogs
+    // aren't available.
+    int ShowMessageBox();
+
 
-    int ShowModal(void);
+    WXHANDLE m_hook; // HHOOK used to position the message box
 
-    DECLARE_NO_COPY_CLASS(wxMessageDialog)
+    wxDECLARE_DYNAMIC_CLASS_NO_COPY(wxMessageDialog);
 };
 
 
-#endif
-    // _WX_MSGBOXDLG_H_
+#endif // _WX_MSGBOXDLG_H_