+// 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)
+};
+
+#endif // ports needing wxMessageDialogWithCustomLabels
+
projects / wxWidgets.git / blobdiff