/////////////////////////////////////////////////////////////////////////////
// Name: minimal.cpp
-// Purpose: Minimal wxWindows sample
+// Purpose: Minimal wxWidgets sample
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// 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"
#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
// ----------------------------------------------------------------------------
{
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()
};
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)
// '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;
}
// ----------------------------------------------------------------------------
// ----------------------------------------------------------------------------
// 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
#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
}
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;
- }
-}
-