/////////////////////////////////////////////////////////////////////////////
// Name: wx/msgdlgg.h
// Purpose: common header and base class for wxMessageDialog
-// Author: wxWidgets Team
+// Author: Julian Smart
// Modified by:
// Created:
// RCS-ID: $Id$
-// Copyright: (c) wxWidgets
+// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#if wxUSE_MSGDLG
-class WXDLLEXPORT wxMessageDialogBase
+#include "wx/dialog.h"
+#include "wx/stockitem.h"
+
+WXDLLIMPEXP_DATA_CORE(extern const char) wxMessageBoxCaptionStr[];
+
+// ----------------------------------------------------------------------------
+// wxMessageDialogBase: base class defining wxMessageDialog interface
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxMessageDialogBase : public wxDialog
{
-protected:
- // common validation of wxMessageDialog style
+public:
+ // helper class for SetXXXLabels() methods: it makes it possible to pass
+ // either a stock id (wxID_CLOSE) or a string ("&Close") to them
+ class ButtonLabel
+ {
+ public:
+ // ctors are not explicit, objects of this class can be implicitly
+ // constructed from either stock ids or strings
+ ButtonLabel(int stockId)
+ : m_stockId(stockId)
+ {
+ wxASSERT_MSG( wxIsStockID(stockId), "invalid stock id" );
+ }
+
+ ButtonLabel(const wxString& label)
+ : m_label(label), m_stockId(wxID_NONE)
+ {
+ }
+
+ ButtonLabel(const char *label)
+ : m_label(label), m_stockId(wxID_NONE)
+ {
+ }
+
+ ButtonLabel(const wchar_t *label)
+ : m_label(label), m_stockId(wxID_NONE)
+ {
+ }
+
+ ButtonLabel(const wxCStrData& label)
+ : m_label(label), m_stockId(wxID_NONE)
+ {
+ }
+
+ // default copy ctor and dtor are ok
+
+ // get the string label, whether it was originally specified directly
+ // or as a stock id -- this is only useful for platforms without native
+ // stock items id support
+ wxString GetAsString() const
+ {
+ return m_stockId == wxID_NONE ? m_label
+ : wxGetStockLabel(m_stockId);
+ }
+
+ // return the stock id or wxID_NONE if this is not a stock label
+ int GetStockId() const { return m_stockId; }
+
+ private:
+ // the label if explicitly given or empty if this is a stock item
+ const wxString m_label;
+
+ // the stock item id or wxID_NONE if m_label should be used
+ const int m_stockId;
+ };
+
+
+ // ctors
+ wxMessageDialogBase() { m_dialogStyle = 0; }
+ wxMessageDialogBase(wxWindow *parent,
+ const wxString& message,
+ const wxString& caption,
+ long style)
+ : m_message(message),
+ m_caption(caption)
+ {
+ m_parent = parent;
+ SetMessageDialogStyle(style);
+ }
+
+ // virtual dtor for the base class
+ virtual ~wxMessageDialogBase() { }
+
+
+ // methods for setting up more custom message dialogs -- all functions
+ // return false if they're not implemented
+ virtual bool SetYesNoLabels(const ButtonLabel& WXUNUSED(yes),
+ const ButtonLabel& WXUNUSED(no))
+ {
+ return false;
+ }
+
+ virtual bool SetYesNoCancelLabels(const ButtonLabel& WXUNUSED(yes),
+ const ButtonLabel& WXUNUSED(no),
+ const ButtonLabel& WXUNUSED(cancel))
+ {
+ return false;
+ }
+
+ virtual bool SetOKLabel(const ButtonLabel& WXUNUSED(ok))
+ {
+ return false;
+ }
+
+ virtual bool SetOKCancelLabels(const ButtonLabel& WXUNUSED(ok),
+ const ButtonLabel& WXUNUSED(cancel))
+ {
+ return false;
+ }
+
+ virtual void SetMessage(const wxString& message)
+ {
+ m_message = message;
+ }
+
+ virtual void SetExtendedMessage(const wxString& extendedMessage)
+ {
+ m_extendedMessage = extendedMessage;
+ }
+
+ // change the dialog style flag
void SetMessageDialogStyle(long style)
{
- wxASSERT_MSG( ((style & wxYES_NO) == wxYES_NO) || ((style & wxYES_NO) == 0),
- _T("wxYES and wxNO may only be used together in wxMessageDialog") );
+#ifdef __WXDEBUG__
+ wxASSERT_MSG( ((style & wxYES_NO) == wxYES_NO) || !(style & wxYES_NO),
+ "wxYES and wxNO may only be used together" );
+
+ wxASSERT_MSG( !(style & wxYES) || !(style & wxOK),
+ "wxOK and wxYES/wxNO can't be used together" );
+
+ wxASSERT_MSG( (style & wxYES) || (style & wxOK),
+ "one of wxOK and wxYES/wxNO must be used" );
wxASSERT_MSG( (style & wxID_OK) != wxID_OK,
- _T("wxMessageBox: Did you mean wxOK (and not wxID_OK)?") );
+ "wxMessageBox: Did you mean wxOK (and not wxID_OK)?" );
+
+ if ((style & wxNO_DEFAULT) != 0 && (style & wxNO) == 0)
+ wxFAIL_MSG("wxNO_DEFAULT is invalid without wxNO");
+
+ if ((style & wxCANCEL_DEFAULT) != 0 && (style & wxCANCEL) == 0)
+ wxFAIL_MSG("wxCANCEL_DEFAULT is invalid without wxCANCEL");
+
+ if ((style & wxCANCEL_DEFAULT) != 0 && (style & wxNO_DEFAULT) != 0)
+ wxFAIL_MSG("only one default button can be specified");
+#endif
m_dialogStyle = style;
}
- inline long GetMessageDialogStyle() const
+
+protected:
+ long GetMessageDialogStyle() const { return m_dialogStyle; }
+
+
+ // for the platforms not supporting separate main and extended messages
+ // this function should be used to combine both of them in a single string
+ wxString GetFullMessage() const
{
- return m_dialogStyle;
+ wxString msg = m_message;
+ if ( !m_extendedMessage.empty() )
+ msg << "\n\n" << m_extendedMessage;
+
+ return msg;
}
-private:
+ wxString m_message,
+ m_extendedMessage,
+ m_caption;
long m_dialogStyle;
+
+ DECLARE_NO_COPY_CLASS(wxMessageDialogBase)
+};
+
+// this is a helper class for native wxMessageDialog implementations which need
+// to store the custom button labels as member variables and then use them in
+// ShowModal() (there could conceivably be a port which would have some native
+// functions for setting these labels immediately and we also don't need to
+// store them at all if custom labels are not supported, which is why we do
+// this in a separate class and not wxMessageDialogBase itself)
+#if defined(__WXCOCOA__) || \
+ defined(__WXGTK20__) || \
+ defined(__WXMAC__) || \
+ defined(__WXMSW__)
+
+class WXDLLIMPEXP_CORE wxMessageDialogWithCustomLabels
+ : public wxMessageDialogBase
+{
+public:
+ // ctors
+ wxMessageDialogWithCustomLabels() { }
+ wxMessageDialogWithCustomLabels(wxWindow *parent,
+ const wxString& message,
+ const wxString& caption,
+ long style)
+ : wxMessageDialogBase(parent, message, caption, style)
+ {
+ }
+
+ // customization of the message box buttons
+ virtual bool SetYesNoLabels(const ButtonLabel& yes,const ButtonLabel& no)
+ {
+ DoSetCustomLabel(m_yes, yes);
+ DoSetCustomLabel(m_no, no);
+ return true;
+ }
+
+ virtual bool SetYesNoCancelLabels(const ButtonLabel& yes,
+ const ButtonLabel& no,
+ const ButtonLabel& cancel)
+ {
+ DoSetCustomLabel(m_yes, yes);
+ DoSetCustomLabel(m_no, no);
+ DoSetCustomLabel(m_cancel, cancel);
+ return true;
+ }
+
+ virtual bool SetOKLabel(const ButtonLabel& ok)
+ {
+ DoSetCustomLabel(m_ok, ok);
+ return true;
+ }
+
+ virtual bool SetOKCancelLabels(const ButtonLabel& ok,
+ const ButtonLabel& cancel)
+ {
+ DoSetCustomLabel(m_ok, ok);
+ DoSetCustomLabel(m_cancel, cancel);
+ return true;
+ }
+
+protected:
+ // test if any custom labels were set
+ bool HasCustomLabels() const
+ {
+ return !(m_ok.empty() && m_cancel.empty() &&
+ m_yes.empty() && m_no.empty());
+ }
+
+ // these functions return the label to be used for the button which is
+ // either a custom label explicitly set by the user or the default label,
+ // i.e. they always return a valid string
+ wxString GetYesLabel() const
+ { return m_yes.empty() ? GetDefaultYesLabel() : m_yes; }
+ wxString GetNoLabel() const
+ { return m_no.empty() ? GetDefaultNoLabel() : m_no; }
+ wxString GetOKLabel() const
+ { return m_ok.empty() ? GetDefaultOKLabel() : m_ok; }
+ wxString GetCancelLabel() const
+ { return m_cancel.empty() ? GetDefaultCancelLabel() : m_cancel; }
+
+ // this function is called by our public SetXXXLabels() and should assign
+ // the value to var with possibly some transformation (e.g. Cocoa version
+ // currently uses this to remove any accelerators from the button strings
+ // while GTK+ one handles stock items specifically here)
+ virtual void DoSetCustomLabel(wxString& var, const ButtonLabel& label)
+ {
+ var = label.GetAsString();
+ }
+
+private:
+ // these functions may be overridden to provide different defaults for the
+ // default button labels (this is used by wxGTK)
+ virtual wxString GetDefaultYesLabel() const { return _("Yes"); }
+ virtual wxString GetDefaultNoLabel() const { return _("No"); }
+ virtual wxString GetDefaultOKLabel() const { return _("OK"); }
+ virtual wxString GetDefaultCancelLabel() const { return _("Cancel"); }
+
+ // labels for the buttons, initially empty meaning that the defaults should
+ // be used, use GetYes/No/OK/CancelLabel() to access them
+ wxString m_yes,
+ m_no,
+ m_ok,
+ m_cancel;
+
+ DECLARE_NO_COPY_CLASS(wxMessageDialogWithCustomLabels)
};
-#if defined(__WX_COMPILING_MSGDLGG_CPP__)
-#include "wx/generic/msgdlgg.h"
-#elif defined(__WXUNIVERSAL__) || defined(__WXGPE__)
-#include "wx/generic/msgdlgg.h"
+#endif // ports needing wxMessageDialogWithCustomLabels
+
+#if defined(__WX_COMPILING_MSGDLGG_CPP__) || \
+ defined(__WXUNIVERSAL__) || defined(__WXGPE__) || \
+ (defined(__WXGTK__) && !defined(__WXGTK20__))
+ #include "wx/generic/msgdlgg.h"
+
+ #define wxMessageDialog wxGenericMessageDialog
+#elif defined(__WXCOCOA__)
+ #include "wx/cocoa/msgdlg.h"
#elif defined(__WXPALMOS__)
-#include "wx/palmos/msgdlg.h"
+ #include "wx/palmos/msgdlg.h"
#elif defined(__WXMSW__)
-#include "wx/msw/msgdlg.h"
+ #include "wx/msw/msgdlg.h"
#elif defined(__WXMOTIF__)
-#include "wx/motif/msgdlg.h"
-#elif defined(__WXGTK__) && defined(__WXGTK20__)
-#include "wx/gtk/msgdlg.h"
-#elif defined(__WXGTK__)
-#include "wx/generic/msgdlgg.h"
+ #include "wx/motif/msgdlg.h"
+#elif defined(__WXGTK20__)
+ #include "wx/gtk/msgdlg.h"
#elif defined(__WXMAC__)
-#include "wx/mac/msgdlg.h"
-#elif defined(__WXCOCOA__)
-#include "wx/generic/msgdlgg.h"
+ #include "wx/osx/msgdlg.h"
#elif defined(__WXPM__)
-#include "wx/os2/msgdlg.h"
+ #include "wx/os2/msgdlg.h"
#endif
// ----------------------------------------------------------------------------
// wxMessageBox: the simplest way to use wxMessageDialog
// ----------------------------------------------------------------------------
-int WXDLLEXPORT wxMessageBox(const wxString& message,
+int WXDLLIMPEXP_CORE wxMessageBox(const wxString& message,
const wxString& caption = wxMessageBoxCaptionStr,
long style = wxOK | wxCENTRE,
wxWindow *parent = NULL,
#endif // wxUSE_MSGDLG
-#endif
- // _WX_MSGDLG_H_BASE_
+#endif // _WX_MSGDLG_H_BASE_
projects / wxWidgets.git / blobdiff