X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/82c9f85ce5aceaa3aedac7e690070d5eff904e5b..2d5efafe74f3788bfd3b3d8b1e8e13135a595ed5:/samples/minimal/minimal.cpp diff --git a/samples/minimal/minimal.cpp b/samples/minimal/minimal.cpp index 59e20e6ca9..a78e462908 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 @@ -17,11 +17,6 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ -// #pragma implementation "minimal.cpp" -// #pragma interface "minimal.cpp" -#endif - // For compilers that support precompilation, includes "wx/wx.h". #include "wx/wxprec.h" @@ -30,21 +25,19 @@ #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 -#include "wx/dynarray.h" - -WX_DEFINE_ARRAY(wxWindow *, wxArrayLboxes); - // ---------------------------------------------------------------------------- // resources // ---------------------------------------------------------------------------- -// the application icon -#if defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXMAC__) - #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) +#ifndef wxHAS_IMAGES_IN_RESOURCES + #include "../sample.xpm" #endif // ---------------------------------------------------------------------------- @@ -69,19 +62,14 @@ class MyFrame : public wxFrame { public: // ctor(s) - MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size); + MyFrame(const wxString& title); // event handlers (these functions should _not_ be virtual) void OnQuit(wxCommandEvent& event); void OnAbout(wxCommandEvent& event); - void OnCreateLbox(wxCommandEvent& event); - void OnDeleteLbox(wxCommandEvent& event); private: - wxArrayLboxes m_lboxes; - wxCoord m_pos; - - // 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() }; @@ -93,32 +81,29 @@ private: enum { // menu items - Minimal_Quit = 1, - Minimal_About, - Minimal_CreateLbox, - Minimal_DeleteLbox, -}; + Minimal_Quit = wxID_EXIT, -static const size_t NUM_LBOXES = 10; -static const wxCoord POS_STEP = 5; + // 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 + // (where it is special and put into the "Apple" menu) + Minimal_About = wxID_ABOUT +}; // ---------------------------------------------------------------------------- -// 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) EVT_MENU(Minimal_Quit, MyFrame::OnQuit) EVT_MENU(Minimal_About, MyFrame::OnAbout) - EVT_MENU(Minimal_CreateLbox, MyFrame::OnCreateLbox) - EVT_MENU(Minimal_DeleteLbox, MyFrame::OnDeleteLbox) 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) @@ -134,18 +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("Minimal wxWindows App", - wxPoint(50, 50), wxSize(450, 340)); + MyFrame *frame = new MyFrame("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; } // ---------------------------------------------------------------------------- @@ -153,35 +142,25 @@ bool MyApp::OnInit() // ---------------------------------------------------------------------------- // frame constructor -MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size) - : wxFrame((wxFrame *)NULL, -1, title, pos, size) +MyFrame::MyFrame(const wxString& title) + : wxFrame(NULL, wxID_ANY, title) { - m_pos = 0; - -#ifdef __WXMAC__ - // we need this in order to allow the about menu relocation, since ABOUT is - // not the default id of the about menu - wxApp::s_macAboutMenuItemId = Minimal_About; -#endif - // set the frame icon - SetIcon(wxICON(mondrian)); + SetIcon(wxICON(sample)); #if wxUSE_MENUS // create a menu bar - wxMenu *menuFile = new wxMenu("", wxMENU_TEAROFF); + wxMenu *fileMenu = new wxMenu; // the "About" item should be in the help menu wxMenu *helpMenu = new wxMenu; - helpMenu->Append(Minimal_About, "&About...\tCtrl-A", "Show about dialog"); - helpMenu->Append(Minimal_CreateLbox, "&Create 10 listboxes\tCtrl-C"); - helpMenu->Append(Minimal_DeleteLbox, "&Delete 10 listboxes\tCtrl-D"); + helpMenu->Append(Minimal_About, "&About\tF1", "Show about dialog"); - menuFile->Append(Minimal_Quit, "E&xit\tAlt-X", "Quit this program"); + fileMenu->Append(Minimal_Quit, "E&xit\tAlt-X", "Quit this program"); // now append the freshly created menu to the menu bar... wxMenuBar *menuBar = new wxMenuBar(); - menuBar->Append(menuFile, "&File"); + menuBar->Append(fileMenu, "&File"); menuBar->Append(helpMenu, "&Help"); // ... and attach this menu bar to the frame @@ -191,7 +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("Welcome to wxWindows!"); + SetStatusText("Welcome to wxWidgets!"); #endif // wxUSE_STATUSBAR } @@ -200,40 +179,22 @@ 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 minimal sample.\n") - _T("Welcome to %s"), wxVERSION_STRING); - - wxMessageBox(msg, "About Minimal", wxOK | wxICON_INFORMATION, this); -} - -void MyFrame::OnCreateLbox(wxCommandEvent& WXUNUSED(event)) -{ - for ( size_t n = 0; n < NUM_LBOXES; n++ ) - { - m_lboxes.Add(new wxListBox(this, -1, wxPoint(m_pos, m_pos))); - m_pos += POS_STEP; - } + wxMessageBox(wxString::Format + ( + "Welcome to %s!\n" + "\n" + "This is the minimal wxWidgets sample\n" + "running under %s.", + wxVERSION_STRING, + wxGetOsDescription() + ), + "About wxWidgets minimal sample", + wxOK | wxICON_INFORMATION, + this); } - -void MyFrame::OnDeleteLbox(wxCommandEvent& WXUNUSED(event)) -{ - size_t count = m_lboxes.GetCount(); - if ( count < NUM_LBOXES ) - return; - - for ( size_t n = 0; n < NUM_LBOXES; n++ ) - { - delete m_lboxes[--count]; - m_lboxes.RemoveAt(count); - - m_pos -= POS_STEP; - } -} -