X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c801d85f158c4cba50b588807daabdcbd0ed3853..57bf8a6f1efc2d58099f058bfd17579b147baac2:/include/wx/msgdlg.h diff --git a/include/wx/msgdlg.h b/include/wx/msgdlg.h index 0771b4631b..19818cf237 100644 --- a/include/wx/msgdlg.h +++ b/include/wx/msgdlg.h @@ -1,13 +1,317 @@ -#ifndef __MSGDLGH_BASE__ -#define __MSGDLGH_BASE__ +///////////////////////////////////////////////////////////////////////////// +// Name: wx/msgdlg.h +// Purpose: common header and base class for wxMessageDialog +// Author: Julian Smart +// Modified by: +// Created: +// RCS-ID: $Id$ +// Copyright: (c) Julian Smart +// Licence: wxWindows licence +///////////////////////////////////////////////////////////////////////////// + +#ifndef _WX_MSGDLG_H_BASE_ +#define _WX_MSGDLG_H_BASE_ + +#include "wx/defs.h" + +#if wxUSE_MSGDLG + +#include "wx/dialog.h" +#include "wx/stockitem.h" + +extern WXDLLIMPEXP_DATA_CORE(const char) wxMessageBoxCaptionStr[]; + +// ---------------------------------------------------------------------------- +// wxMessageDialogBase: base class defining wxMessageDialog interface +// ---------------------------------------------------------------------------- + +class WXDLLIMPEXP_CORE wxMessageDialogBase : public wxDialog +{ +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, wxSTOCK_FOR_BUTTON); + } + + // 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() { } + + wxString GetCaption() const { return m_caption; } + + virtual void SetMessage(const wxString& message) + { + m_message = message; + } + + wxString GetMessage() const { return m_message; } + + void SetExtendedMessage(const wxString& extendedMessage) + { + m_extendedMessage = extendedMessage; + } + + wxString GetExtendedMessage() const { return m_extendedMessage; } + + // change the dialog style flag + void SetMessageDialogStyle(long style) + { + 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, + "wxMessageBox: Did you mean wxOK (and not wxID_OK)?" ); + + wxASSERT_MSG( !(style & wxNO_DEFAULT) || (style & wxNO), + "wxNO_DEFAULT is invalid without wxNO" ); + + wxASSERT_MSG( !(style & wxCANCEL_DEFAULT) || (style & wxCANCEL), + "wxCANCEL_DEFAULT is invalid without wxCANCEL" ); + + wxASSERT_MSG( !(style & wxCANCEL_DEFAULT) || !(style & wxNO_DEFAULT), + "only one default button can be specified" ); + + m_dialogStyle = style; + } + + long GetMessageDialogStyle() const { return m_dialogStyle; } + + // 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; + } + + virtual bool SetHelpLabel(const ButtonLabel& help) + { + DoSetCustomLabel(m_help, help); + return true; + } + + // test if any custom labels were set + bool HasCustomLabels() const + { + return !(m_ok.empty() && m_cancel.empty() && m_help.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; } + wxString GetHelpLabel() const + { return m_help.empty() ? GetDefaultHelpLabel() : m_help; } + + // based on message dialog style, returns exactly one of: wxICON_NONE, + // wxICON_ERROR, wxICON_WARNING, wxICON_QUESTION, wxICON_INFORMATION + long GetEffectiveIcon() const + { + if ( m_dialogStyle & wxICON_NONE ) + return wxICON_NONE; + else if ( m_dialogStyle & wxICON_ERROR ) + return wxICON_ERROR; + else if ( m_dialogStyle & wxICON_WARNING ) + return wxICON_WARNING; + else if ( m_dialogStyle & wxICON_QUESTION ) + return wxICON_QUESTION; + else if ( m_dialogStyle & wxICON_INFORMATION ) + return wxICON_INFORMATION; + else if ( m_dialogStyle & wxYES ) + return wxICON_QUESTION; + else + return wxICON_INFORMATION; + } + +protected: + // 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 + { + wxString msg = m_message; + if ( !m_extendedMessage.empty() ) + msg << "\n\n" << m_extendedMessage; + + return msg; + } + + wxString m_message, + m_extendedMessage, + m_caption; + long m_dialogStyle; + + // 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(); + } + + // these functions return the custom label or empty string and should be + // used only in specific circumstances such as creating the buttons with + // these labels (in which case it makes sense to only use a custom label if + // it was really given and fall back on stock label otherwise), use the + // Get{Yes,No,OK,Cancel}Label() methods above otherwise + const wxString& GetCustomYesLabel() const { return m_yes; } + const wxString& GetCustomNoLabel() const { return m_no; } + const wxString& GetCustomOKLabel() const { return m_ok; } + const wxString& GetCustomHelpLabel() const { return m_help; } + const wxString& GetCustomCancelLabel() const { return m_cancel; } + +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 wxGetTranslation("Yes"); } + virtual wxString GetDefaultNoLabel() const { return wxGetTranslation("No"); } + virtual wxString GetDefaultOKLabel() const { return wxGetTranslation("OK"); } + virtual wxString GetDefaultCancelLabel() const { return wxGetTranslation("Cancel"); } + virtual wxString GetDefaultHelpLabel() const { return wxGetTranslation("Help"); } + + // 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, + m_help; + + wxDECLARE_NO_COPY_CLASS(wxMessageDialogBase); +}; -#if defined(__WINDOWS__) -#include "wx/msw/msgdlg.h" -#elif defined(__MOTIF__) -#include "wx/generic/msgdlgg.h" -#elif defined(__GTK__) #include "wx/generic/msgdlgg.h" -#endif +#if defined(__WX_COMPILING_MSGDLGG_CPP__) || \ + defined(__WXUNIVERSAL__) || defined(__WXGPE__) || \ + (defined(__WXGTK__) && !defined(__WXGTK20__)) + + #define wxMessageDialog wxGenericMessageDialog +#elif defined(__WXCOCOA__) + #include "wx/cocoa/msgdlg.h" +#elif defined(__WXMSW__) + #include "wx/msw/msgdlg.h" +#elif defined(__WXMOTIF__) + #include "wx/motif/msgdlg.h" +#elif defined(__WXGTK20__) + #include "wx/gtk/msgdlg.h" +#elif defined(__WXMAC__) + #include "wx/osx/msgdlg.h" +#elif defined(__WXPM__) + #include "wx/os2/msgdlg.h" #endif - // __MSGDLGH_BASE__ + +// ---------------------------------------------------------------------------- +// wxMessageBox: the simplest way to use wxMessageDialog +// ---------------------------------------------------------------------------- + +int WXDLLIMPEXP_CORE wxMessageBox(const wxString& message, + const wxString& caption = wxMessageBoxCaptionStr, + long style = wxOK | wxCENTRE, + wxWindow *parent = NULL, + int x = wxDefaultCoord, int y = wxDefaultCoord); + +#endif // wxUSE_MSGDLG + +#endif // _WX_MSGDLG_H_BASE_