以下是源代码

//保存图片
void MyFrame::OnSave(wxCommandEvent& event)
{
 int a = 1;
 wxString caption = wxT("图片");
 wxString wildcard = wxT("All files|*|JPEG(*.jpeg;*.jpg;*.jpe;*.jfif)|*.jpeg;*.jpg;*.jpe;*.jfif|BMP(*.bmp)|*.bmp|PNG(*.png)|*.png|GIF(*.gif)|*.gif");
 wxString defaultDir = wxT("c:\\temp");
 wxString defaultFilename = wxEmptyString;
 wxFileDialog *dialog = new wxFileDialog(this, caption, defaultDir, defaultFilename, wildcard, wxFD_SAVE | wxFD_OVERWRITE_PROMPT);
 if (dialog->ShowModal() == wxID_CANCEL)
  return;
 text1 = new wxTextCtrl();
 text1->SaveFile(dialog->GetPath());
 dialog->Destroy();
}