wxWidgets一个界面与数据分离的简单例子
/*************************************************************** * Name: MyApp.h * Purpose: Defines MyApp Class * Author: PingGe ([email protected]) * Created: 2013-10-19 * Copyright: PingGe (http://www.cnblogs.com/pingge/) * License: **************************************************************/ #ifndef MYAPP_H_ #define MYAPP_H_ //(*Headers(MyApp) #include <wx/app.h> //*) class MyApp : public wxApp { public: virtual bool OnInit(); }; DECLARE_APP(MyApp) #endif // MYAPP_H_
/*************************************************************** * Name: MyApp.cpp * Purpose: Code for MyApp Class * Author: PingGe ([email protected]) * Created: 2013-10-19 * Copyright: PingGe (http://www.cnblogs.com/pingge/) * License: **************************************************************/ //(*Headers(MyApp) #include <wx/wx.h> #include "MyApp.h" #include "MyFrame.h" //*) IMPLEMENT_APP(MyApp) bool MyApp::OnInit() { /**< Create the main application window */ MyFrame * frame = new MyFrame(wxT("PersonalRecordDialog Demo")); frame->Show(true); /**< Start the event loop */ return wxOK; }
/*************************************************************** * Name: MyFrame.h * Purpose: Defines MyFrame Class * Author: PingGe ([email protected]) * Created: 2013-10-19 * Copyright: PingGe (http://www.cnblogs.com/pingge/) * License: **************************************************************/ #ifndef MYFRAME_H_ #define MYFRAME_H_ //(*Headers(MyFrame) #include <wx/wx.h> //*) class MyFrame : public wxFrame { DECLARE_CLASS(MyFrame) DECLARE_EVENT_TABLE() public: MyFrame(const wxString & title); virtual ~MyFrame() {} void CreateControls(); //(*Handlers(MyFrame) void OnAbout (wxCommandEvent & event); void OnQuit (wxCommandEvent & event); void OnShowDialog (wxCommandEvent & event); //*) protected: //(*Identifiers(MyFrame) enum{ID_SHOW_DIALOG}; //*) }; #endif // MYFRAME_H_
/*************************************************************** * Name: MyFrame.cpp * Purpose: Code for MyFrame Class * Author: PingGe ([email protected]) * Created: 2013-10-19 * Copyright: PingGe (http://www.cnblogs.com/pingge/) * License: **************************************************************/ //(*Headers(MyFrame) #include <wx/wx.h> #include <wx/popupwin.h> #include <wx/notebook.h> #include "MyFrame.h" #include "personalRecord.h" #include "wx.xpm" //*) IMPLEMENT_CLASS(MyFrame, wxFrame) BEGIN_EVENT_TABLE(MyFrame, wxFrame) //(*EventTable(MyFrame) EVT_MENU (wxID_ABOUT, MyFrame::OnAbout) EVT_MENU (wxID_EXIT, MyFrame::OnQuit) EVT_MENU (ID_SHOW_DIALOG, MyFrame::OnShowDialog) //*) END_EVENT_TABLE() MyFrame::MyFrame(const wxString & title) : wxFrame(NULL, wxID_ANY, title, wxDefaultPosition, wxDefaultSize, wxDEFAULT_FRAME_STYLE) { /**< Set the frame icon */ SetIcon(wxIcon(wx_xpm)); /**< Create a menu bar */ wxMenu * fileMenu = new wxMenu; wxMenu * helpMenu = new wxMenu; helpMenu->Append(wxID_ABOUT, wxT("&About...\tF1"), wxT("Show about dialog")); fileMenu->Append(ID_SHOW_DIALOG, wxT("&Show Personal Record Dialog..."), wxT("Show Personal Record Dialog")); fileMenu->Append(wxID_EXIT, wxT("E&xit\tAlt-X"), wxT("Quit this program")); /**< Now append the freshly created menu to the menu bar... */ wxMenuBar * menuBar = new wxMenuBar(); menuBar->Append(fileMenu, wxT("&File")); menuBar->Append(helpMenu, wxT("&Help")); /**< ... and attach this menu bar to the frame */ SetMenuBar(menuBar); CreateStatusBar(2); SetStatusText(wxT("welcome to wxWidgets!"), 1); CreateControls(); } void MyFrame::CreateControls() { } void MyFrame::OnAbout(wxCommandEvent & event) { wxString msg; msg.Printf(wxT("PersonalRecordDialog example, built with wxWidgets %s"), wxVERSION_STRING); wxMessageBox(msg, wxT("About this program"), wxOK|wxICON_INFORMATION, this); } void MyFrame::OnQuit(wxCommandEvent & event) { /**< Destroy the frame */ Close(wxOK); } void MyFrame::OnShowDialog(wxCommandEvent & event) { PersonalRecordDialog dialog(this, wxID_ANY, wxT("Personal Record"), wxDefaultPosition, wxDefaultSize, wxDEFAULT_DIALOG_STYLE); dialog.ShowModal(); }
/*************************************************************** * Name: PersonalRecord.h * Purpose: Defines PersonalRecordDialog Class * Author: PingGe ([email protected]) * Created: 2013-10-19 * Copyright: PingGe (http://www.cnblogs.com/pingge/) * License: **************************************************************/ #ifndef PERSONALRECORD_H_ #define PERSONALRECORD_H_ //(*Headers(PersonalRecordDialog) #include <wx/spinctrl.h> #include <wx/statline.h> #include "Data.h" //*) class PersonalRecordDialog : public wxDialog { DECLARE_CLASS(PersonalRecordDialog) DECLARE_EVENT_TABLE() public: PersonalRecordDialog(); PersonalRecordDialog( wxWindow * parent, wxWindowID id = ID_PERSONAL_RECORD, const wxString & caption = wxT("Personal Record"), const wxPoint & post = wxDefaultPosition, const wxSize & size = wxDefaultSize, long style = wxCAPTION|wxRESIZE_BORDER|wxSYSTEM_MENU ); /**< Member initialisation */ void Init(); /**< Creation */ bool Create( wxWindow * parent, wxWindowID id = ID_PERSONAL_RECORD, const wxString & caption = wxT("Personal Record"), const wxPoint & post = wxDefaultPosition, const wxSize & size = wxDefaultSize, long style = wxCAPTION|wxRESIZE_BORDER|wxSYSTEM_MENU ); void CreateControls(); void SetDialogValidators(); void SetDialogHelp(); //(*Handlers(PersonalRecordDialog) void OnVoteUpdate(wxUpdateUIEvent & event); void OnResetClick(wxCommandEvent & event); void OnOkClick(wxCommandEvent & event); void OnCancelClick(wxCommandEvent & event); void OnHelpClick(wxCommandEvent & event); //*) protected: //(*Identifiers(PersonalRecordDialog) enum{ID_PERSONAL_RECORD, ID_NAME, ID_AGE, ID_SEX, ID_VOTE, ID_ON_RESET, ID_ON_OK, ID_ON_CANCEL, ID_ON_HELP}; //*) private: Data person; }; #endif //#define _PERSONALRECORD_H_
/*************************************************************** * Name: PersonalRecord.cpp * Purpose: Code for PersonalRecordDialog Class * Author: PingGe ([email protected]) * Created: 2013-10-19 * Copyright: PingGe (http://www.cnblogs.com/pingge/) * License: **************************************************************/ //(*Headers(PersonalRecordDialog) #include "wx/wx.h" #include "wx/valgen.h" // for TransferDataToWindow() #include "wx/valtext.h" // for wxTextValidator() #include "wx/cshelp.h" #include "PersonalRecord.h" //*) IMPLEMENT_CLASS(PersonalRecordDialog, wxDialog) BEGIN_EVENT_TABLE(PersonalRecordDialog, wxDialog) //(*EventTable(PersonalRecordDialog) EVT_UPDATE_UI (ID_VOTE, PersonalRecordDialog::OnVoteUpdate) EVT_BUTTON (ID_ON_RESET, PersonalRecordDialog::OnResetClick) EVT_BUTTON (ID_ON_OK, PersonalRecordDialog::OnOkClick) EVT_BUTTON (ID_ON_CANCEL, PersonalRecordDialog::OnCancelClick) EVT_BUTTON (ID_ON_HELP, PersonalRecordDialog::OnHelpClick) //*) END_EVENT_TABLE() PersonalRecordDialog::PersonalRecordDialog() { Init(); } PersonalRecordDialog::PersonalRecordDialog( wxWindow * parent, wxWindowID id, const wxString & caption, const wxPoint & pos, const wxSize & size, long style ) { Init(); Create(parent, id, caption, pos, size, style); } /**< Initialisation */ void PersonalRecordDialog::Init(void) { person.Read(); } bool PersonalRecordDialog::Create( wxWindow * parent, wxWindowID id, const wxString & caption, const wxPoint & pos, const wxSize & size, long style ) { /**< We have to set extra styles before creating the dialog */ SetExtraStyle(wxWS_EX_BLOCK_EVENTS|wxDIALOG_EX_CONTEXTHELP); if(!wxDialog::Create(parent, id, caption, pos, size, style)) { return false; } CreateControls(); SetDialogHelp(); SetDialogValidators(); /**< This fits the dialog to the minimum size dictated by the sizer */ GetSizer()->Fit(this); /**< This ensures that the dialog cannot be sized smaller than the minimum size */ GetSizer()->SetSizeHints(this); //Centre the dialog on the parent or screen(if none parent) Centre(); return true; } /**< Control creation for PersonalRecordDialog */ void PersonalRecordDialog::CreateControls(void) { //(*A top-level sizer wxBoxSizer * topSizer = new wxBoxSizer(wxVERTICAL); this->SetSizer(topSizer); //*) //(*A second box sizer to give more space around the controls wxBoxSizer * boxSizer = new wxBoxSizer(wxVERTICAL); topSizer->Add(boxSizer, 0, wxALIGN_CENTRE_HORIZONTAL|wxALL, 5); //*) /**< A friendly message */ wxStaticText * descr = new wxStaticText(this, wxID_STATIC, wxT("Please enter your name, age and sex, and specify whether you wish to\nvote in a general election."), wxDefaultPosition, wxDefaultSize); boxSizer->Add(descr, 0, wxALIGN_LEFT|wxALL, 5); /**< Spacer */ boxSizer->Add(5, 5, 0, wxALIGN_CENTER_HORIZONTAL|wxALL, 5); /**< Label for the name text control */ wxStaticText * nameLabel = new wxStaticText(this, wxID_STATIC, wxT("&Name:"), wxDefaultPosition, wxDefaultSize); boxSizer->Add(nameLabel, 0, wxALIGN_LEFT|wxALL, 5); /**< A text control for the user's name */ wxTextCtrl * nameCtrl = new wxTextCtrl(this, ID_NAME, wxT("Emma"), wxDefaultPosition, wxDefaultSize); boxSizer->Add(nameCtrl, 0, wxGROW|wxALL, 5); //(*A horizontal box sizer to contain age,sex and vote wxBoxSizer * ageSexVoteBox = new wxBoxSizer(wxHORIZONTAL); boxSizer->Add(ageSexVoteBox, 0, wxGROW|wxALL, 5); //*) /**< Label for the age control */ wxStaticText * ageLabel = new wxStaticText(this, wxID_STATIC, wxT("&Age"), wxDefaultPosition, wxDefaultSize); ageSexVoteBox->Add(ageLabel, 0, wxALIGN_CENTRE_VERTICAL|wxALL, 5); /**< A spin control for the user's age */ wxSpinCtrl * ageSpin = new wxSpinCtrl(this, ID_AGE, wxEmptyString, wxDefaultPosition, wxSize(60, -1), wxSP_ARROW_KEYS, 0, 120, 25); ageSexVoteBox->Add(ageSpin, 0, wxALIGN_CENTRE_VERTICAL|wxALL, 5); /**< Label for the sex control */ wxStaticText * sexLabel = new wxStaticText(this, wxID_STATIC, wxT("&Sex:"), wxDefaultPosition, wxDefaultSize); ageSexVoteBox->Add(sexLabel, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5); /**< Create the sex choice control */ wxString sexStrings[] = { wxT("Male"), wxT("Female") }; wxChoice * sexChoice = new wxChoice(this, ID_SEX, wxDefaultPosition, wxSize(80, -1), WXSIZEOF(sexStrings), sexStrings); sexChoice->SetStringSelection(wxT("Female")); ageSexVoteBox->Add(sexChoice, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5); /**< Add a spacer thar stretches to push the Vote control to the right */ ageSexVoteBox->Add(5, 5, 1, wxALIGN_CENTER_VERTICAL|wxALL, 5); wxCheckBox * voteCheckBox = new wxCheckBox(this, ID_VOTE, wxT("&Vote"), wxDefaultPosition, wxDefaultSize); voteCheckBox->SetValue(true); ageSexVoteBox->Add(voteCheckBox, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5); /**< A dividing line before the OK and Cancel buttons */ wxStaticLine * line = new wxStaticLine(this, wxID_STATIC, wxDefaultPosition, wxDefaultSize, wxLI_HORIZONTAL); boxSizer->Add(line, 0, wxGROW|wxALL, 5); //(*A horizontal box sizer to contain Reset,OK,Cancel and Help wxBoxSizer * okCancelBox = new wxBoxSizer(wxHORIZONTAL); boxSizer->Add(okCancelBox, 0, wxALIGN_CENTER_HORIZONTAL|wxALL, 5); //*) /**< The Reset button */ wxButton * reset = new wxButton(this, ID_ON_RESET, wxT("&Reset"), wxDefaultPosition, wxDefaultSize); okCancelBox->Add(reset, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5); /**< The OK button */ wxButton * ok = new wxButton(this, ID_ON_OK, wxT("&OK"), wxDefaultPosition, wxDefaultSize); okCancelBox->Add(ok, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5); /**< The Cancel button */ wxButton * cancel = new wxButton(this, ID_ON_CANCEL, wxT("&Cancel"), wxDefaultPosition, wxDefaultSize); okCancelBox->Add(cancel, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5); /**< The Help button */ wxButton * help = new wxButton(this, ID_ON_HELP, wxT("&Help"), wxDefaultPosition, wxDefaultSize); okCancelBox->Add(help, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5); } /**< Set the validators for the dialog controls */ void PersonalRecordDialog::SetDialogValidators(void) { FindWindow(ID_NAME)->SetValidator(wxTextValidator(wxFILTER_ALPHA, person.GetName())); FindWindow(ID_AGE)->SetValidator(wxGenericValidator(person.GetAge())); FindWindow(ID_SEX)->SetValidator(wxGenericValidator(person.GetSex())); FindWindow(ID_VOTE)->SetValidator(wxGenericValidator(person.GetVote())); } //Sets the help text for the dialog controls void PersonalRecordDialog::SetDialogHelp(void) { wxString nameHelp = wxT("Enter your full name."); wxString ageHelp = wxT("Specify your age"); wxString sexHelp = wxT("Specify your gender, male or female."); wxString voteHelp = wxT("Check this if you wish to vote."); FindWindow(ID_NAME)->SetHelpText(nameHelp); FindWindow(ID_NAME)->SetToolTip(nameHelp); FindWindow(ID_AGE)->SetHelpText(ageHelp); FindWindow(ID_AGE)->SetToolTip(ageHelp); FindWindow(ID_SEX)->SetHelpText(sexHelp); FindWindow(ID_SEX)->SetToolTip(sexHelp); FindWindow(ID_VOTE)->SetHelpText(voteHelp); FindWindow(ID_VOTE)->SetToolTip(voteHelp); } /**< wxEVT_UPDATE_UI event handler for ID_CHECKBOX */ void PersonalRecordDialog::OnVoteUpdate(wxUpdateUIEvent & event) { wxSpinCtrl * ageCtrl = (wxSpinCtrl*)FindWindow(ID_AGE); if(ageCtrl->GetValue() < 18) { event.Enable(false); event.Check(false); } else { event.Enable(true); } } /**< wxEVT_COMMAND_BUTTON_CLICKED event handler for ID_RESET */ void PersonalRecordDialog::OnResetClick(wxCommandEvent & event) { Init(); TransferDataToWindow(); } void PersonalRecordDialog::OnOkClick(wxCommandEvent & event) { TransferDataFromWindow(); person.Save(); this->Destroy(); } void PersonalRecordDialog::OnCancelClick(wxCommandEvent & event) { this->Destroy(); } void PersonalRecordDialog::OnHelpClick(wxCommandEvent & event) { wxString helpText = wxT("Please enter your full name, age and gender.\n") wxT("Also indicate your willingness to vote in general elections.\n\n") wxT("No non-alphabetical characters are allowed in the name field.\n") wxT("Try to be honest about your age."); wxMessageBox(helpText, wxT("Personal Record Dialog Help"), wxOK|wxICON_INFORMATION, this); }
/*************************************************************** * Name: Data.h * Purpose: Defines Data Class * Author: PingGe ([email protected]) * Created: 2013-11-22 * Copyright: PingGe (http://www.cnblogs.com/pingge/) * License: **************************************************************/ #ifndef DATA_H #define DATA_H //(*Headers(Data) #include <wx/wx.h> #include <wx/file.h> //*) class Data { public: Data() : __name(wxEmptyString), __age(0), __sex(MALE), __vote(wxNO) {} virtual ~Data() {} //(*Set(Data) void SetName(const wxString & name) {__name = name;} void SetAge(const int & age) {__age = age;} void SetSex(const bool & sex) {__sex = sex;} void SetVote(const bool & vote) {__vote = vote;} //*) //(*Get(Data) wxString * GetName() {return &__name;} int * GetAge() {return &__age;} int * GetSex() {return &__sex;} bool * GetVote() {return &__vote;} //*) void Save() const { wxFile fout(wxT("person.txt"), wxFile::write); size_t len = __name.length(); fout.Write(&len, sizeof(size_t)); fout.Write(__name); fout.Write(&__age, sizeof(__age)); fout.Write(&__sex, sizeof(__sex)); fout.Write(&__vote, sizeof(__vote)); fout.Close(); } void Read() { wxFile fin(wxT("person.txt"), wxFile::read); size_t filesize; fin.Read(&filesize, sizeof(size_t)); if(filesize != 0) { char * buf = new char[filesize]; fin.Read((void*)buf, filesize); __name = wxString::From8BitData(buf); } else { __name = wxEmptyString; } fin.Read(&__age, sizeof(__age)); fin.Read(&__sex, sizeof(__sex)); fin.Read(&__vote, sizeof(__vote)); fin.Close(); } private: enum{MALE, FEMALE}; wxString __name; int __age; int __sex; bool __vote; }; #endif // DATA_H
由于本人水平有限，有些地方写的不好，望多多指教