X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/15bee36fdf12ec78f61e1372a460a7606f7ccb7e..9b8888f92220b617bd0edc047e513e4b242a0911:/samples/minimal/minimal.cpp?ds=sidebyside diff --git a/samples/minimal/minimal.cpp b/samples/minimal/minimal.cpp index 29ea39bf0d..3bfad6019d 100644 --- a/samples/minimal/minimal.cpp +++ b/samples/minimal/minimal.cpp @@ -1,6 +1,6 @@ ///////////////////////////////////////////////////////////////////////////// // Name: minimal.cpp -// Purpose: Minimal wxWindows sample +// Purpose: Minimal wxWidgets sample // Author: Julian Smart // Modified by: // Created: 04/01/98 @@ -25,7 +25,7 @@ #endif // for all others, include the necessary headers (this file is usually all you -// need because it includes almost all "standard" wxWindows headers) +// need because it includes almost all "standard" wxWidgets headers) #ifndef WX_PRECOMP #include "wx/wx.h" #endif @@ -34,9 +34,10 @@ // resources // ---------------------------------------------------------------------------- -// the application icon (under Windows and OS/2 it is in resources) -#if defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXMAC__) || defined(__WXMGL__) || defined(__WXX11__) - #include "mondrian.xpm" +// the application icon (under Windows and OS/2 it is in resources and even +// though we could still include the XPM here it would be unused) +#if !defined(__WXMSW__) && !defined(__WXPM__) + #include "../sample.xpm" #endif // ---------------------------------------------------------------------------- @@ -61,15 +62,14 @@ class MyFrame : public wxFrame { public: // ctor(s) - MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size, - long style = wxDEFAULT_FRAME_STYLE); + MyFrame(const wxString& title); // event handlers (these functions should _not_ be virtual) void OnQuit(wxCommandEvent& event); void OnAbout(wxCommandEvent& event); private: - // any class wishing to process wxWindows events must use this macro + // any class wishing to process wxWidgets events must use this macro DECLARE_EVENT_TABLE() }; @@ -81,7 +81,7 @@ private: enum { // menu items - Minimal_Quit = 1, + Minimal_Quit = wxID_EXIT, // it is important for the id corresponding to the "About" command to have // this standard value as otherwise it won't be handled properly under Mac @@ -90,10 +90,10 @@ enum }; // ---------------------------------------------------------------------------- -// event tables and other macros for wxWindows +// event tables and other macros for wxWidgets // ---------------------------------------------------------------------------- -// the event tables connect the wxWindows events with the functions (event +// the event tables connect the wxWidgets events with the functions (event // handlers) which process them. It can be also done at run-time, but for the // simple menu events like this the static method is much simpler. BEGIN_EVENT_TABLE(MyFrame, wxFrame) @@ -101,9 +101,9 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame) EVT_MENU(Minimal_About, MyFrame::OnAbout) END_EVENT_TABLE() -// Create a new application object: this macro will allow wxWindows to create +// Create a new application object: this macro will allow wxWidgets to create // the application object during program execution (it's better than using a -// static object for many reasons) and also declares the accessor function +// static object for many reasons) and also implements the accessor function // wxGetApp() which will return the reference of the right type (i.e. MyApp and // not wxApp) IMPLEMENT_APP(MyApp) @@ -119,18 +119,22 @@ IMPLEMENT_APP(MyApp) // 'Main program' equivalent: the program execution "starts" here bool MyApp::OnInit() { + // call the base class initialization method, currently it only parses a + // few common command-line options but it could be do more in the future + if ( !wxApp::OnInit() ) + return false; + // create the main application window - MyFrame *frame = new MyFrame(_T("Minimal wxWindows App"), - wxPoint(50, 50), wxSize(450, 340)); + MyFrame *frame = new MyFrame(_T("Minimal wxWidgets App")); // and show it (the frames, unlike simple controls, are not shown when // created initially) - frame->Show(TRUE); + frame->Show(true); // success: wxApp::OnRun() will be called which will enter the main message - // loop and the application will run. If we returned FALSE here, the + // loop and the application will run. If we returned false here, the // application would exit immediately. - return TRUE; + return true; } // ---------------------------------------------------------------------------- @@ -138,25 +142,25 @@ bool MyApp::OnInit() // ---------------------------------------------------------------------------- // frame constructor -MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size, long style) - : wxFrame(NULL, -1, title, pos, size, style) +MyFrame::MyFrame(const wxString& title) + : wxFrame(NULL, wxID_ANY, title) { // set the frame icon - SetIcon(wxICON(mondrian)); + SetIcon(wxICON(sample)); #if wxUSE_MENUS // create a menu bar - wxMenu *menuFile = new wxMenu; + wxMenu *fileMenu = new wxMenu; // the "About" item should be in the help menu wxMenu *helpMenu = new wxMenu; helpMenu->Append(Minimal_About, _T("&About...\tF1"), _T("Show about dialog")); - menuFile->Append(Minimal_Quit, _T("E&xit\tAlt-X"), _T("Quit this program")); + fileMenu->Append(Minimal_Quit, _T("E&xit\tAlt-X"), _T("Quit this program")); // now append the freshly created menu to the menu bar... wxMenuBar *menuBar = new wxMenuBar(); - menuBar->Append(menuFile, _T("&File")); + menuBar->Append(fileMenu, _T("&File")); menuBar->Append(helpMenu, _T("&Help")); // ... and attach this menu bar to the frame @@ -166,7 +170,7 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size, #if wxUSE_STATUSBAR // create a status bar just for fun (by default with 1 pane only) CreateStatusBar(2); - SetStatusText(_T("Welcome to wxWindows!")); + SetStatusText(_T("Welcome to wxWidgets!")); #endif // wxUSE_STATUSBAR } @@ -175,15 +179,21 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size, void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event)) { - // TRUE is to force the frame to close - Close(TRUE); + // true is to force the frame to close + Close(true); } void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event)) { - wxString msg; - msg.Printf( _T("This is the About dialog of the minimal sample.\n") - _T("Welcome to %s"), wxVERSION_STRING); - - wxMessageBox(msg, _T("About Minimal"), wxOK | wxICON_INFORMATION, this); + wxMessageBox(wxString::Format( + _T("Welcome to %s!\n") + _T("\n") + _T("This is the minimal wxWidgets sample\n") + _T("running under %s."), + wxVERSION_STRING, + wxGetOsDescription().c_str() + ), + _T("About wxWidgets minimal sample"), + wxOK | wxICON_INFORMATION, + this); }