git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@78073 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			325 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			325 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /////////////////////////////////////////////////////////////////////////////
 | |
| // Name:        wx/msgdlg.h
 | |
| // Purpose:     common header and base class for wxMessageDialog
 | |
| // Author:      Julian Smart
 | |
| // Modified by:
 | |
| // Created:
 | |
| // 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 = GetParentForModalDialog(parent, style);
 | |
|         SetMessageDialogStyle(style);
 | |
|     }
 | |
| 
 | |
|     // virtual dtor for the base class
 | |
|     virtual ~wxMessageDialogBase() { }
 | |
| 
 | |
|     wxString GetCaption() const { return m_caption; }
 | |
| 
 | |
|     // Title and caption are the same thing, GetCaption() mostly exists just
 | |
|     // for compatibility.
 | |
|     virtual void SetTitle(const wxString& title) wxOVERRIDE { m_caption = title; }
 | |
|     virtual wxString GetTitle() const wxOVERRIDE { 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" );
 | |
| 
 | |
|         // It is common to specify just the icon, without wxOK, in the existing
 | |
|         // code, especially one written by Windows programmers as MB_OK is 0
 | |
|         // and so they're used to omitting wxOK. Don't complain about it but
 | |
|         // just add wxOK implicitly for compatibility.
 | |
|         if ( !(style & wxYES) && !(style & wxOK) )
 | |
|             style |= wxOK;
 | |
| 
 | |
|         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,
 | |
|     // wxICON_AUTH_NEEDED
 | |
|     virtual 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);
 | |
| };
 | |
| 
 | |
| #include "wx/generic/msgdlgg.h"
 | |
| 
 | |
| #if defined(__WX_COMPILING_MSGDLGG_CPP__) || \
 | |
|     defined(__WXUNIVERSAL__) || defined(__WXGPE__) || \
 | |
|     (defined(__WXGTK__) && !defined(__WXGTK20__))
 | |
| 
 | |
|     #define wxMessageDialog wxGenericMessageDialog
 | |
| #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(__WXQT__)
 | |
|     #include "wx/qt/msgdlg.h"
 | |
| #endif
 | |
| 
 | |
| // ----------------------------------------------------------------------------
 | |
| // 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_
 |