程式語言 - WxWidgets - v3.0 - Hello, world!

參考資訊：
https://docs.wxwidgets.org/3.0/overview_helloworld.html

main.cpp

#include <wx/wx.h>
#include <wx/wxprec.h>

class MyApp : public wxApp
{
public:
    virtual bool OnInit();
};

class MyFrame: public wxFrame
{
public:
    MyFrame(const wxString &title, const wxPoint &pos, const wxSize &size);
};

wxIMPLEMENT_APP(MyApp);

bool MyApp::OnInit()
{
    MyFrame *frame = new MyFrame("Hello, world!", wxPoint(0, 0), wxSize(300, 300));
    frame->Show(true);

    return true;
}

MyFrame::MyFrame(const wxString &title, const wxPoint &pos, const wxSize &size) : wxFrame(NULL, wxID_ANY, title, pos, size)
{
}

編譯、執行

$ g++ main.cpp -o main `wx-config --libs --cxxflags`
$ ./main