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Sample using wxWidgets

What is wxWidgets

wxWidgets is a C++ GUI library that works on platforms such as Windows, Mac, Linux, Android, and iOS.

Installing wxWidgets

  1. Open https://www.wxwidgets.org/downloads/ and download the Windows Installer.
  2. Run wxMSW-3.2.2.1-Setup.exe to install.
  3. Open “C:\wxWidgets-3.2.2.1\build\msw\wx_vc17.sln” from the installed folder.
  4. After opening wx_vc17.sln, select Build > Batch Build.
  5. Click the Select All button, and then click the Rebuild button.
  6. Once the build is finished, temporarily close Visual Studio.

Creating a Sample Project

  1. Open Visual Studio.
  2. Select File > New > Project.
  3. Select Windows Desktop Application (tabs are C++, Windows, Desktop).
  4. Enter wxWidgetsSample for the Project Name.
  5. Click Create.
  6. Right-click wxWidgetsSample and select Properties.
  7. Under Configuration Properties > C/C++ > Additional Include Directories, add C:\wxWidgets-3.2.2.1\include and C:\wxWidgets-3.2.2.1\include\msvc.
  8. Under Configuration Properties > Linker > Additional Library Directories, add C:\wxWidgets-3.2.2.1\lib\vc_x64_lib.
  9. Open wxWidgetsSample.cpp and replace it with the code below.
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#pragma comment(linker,"\"/manifestdependency:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' processorArchitecture='*' publicKeyToken='6595b64144ccf1df' language='*'\"")

#include <wx/wxprec.h>

#ifndef WX_PRECOMP
#include <wx/wx.h>
#endif

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

class MyFrame : public wxFrame
{
public:
	MyFrame();
private:
	void OnHello(wxCommandEvent& event);
	void OnExit(wxCommandEvent& event);
	void OnAbout(wxCommandEvent& event);
};

enum
{
	ID_Hello = 1
};

wxIMPLEMENT_APP(MyApp);

bool MyApp::OnInit()
{
	MyFrame* frame = new MyFrame();
	frame->Show(true);
	return true;
}

MyFrame::MyFrame()
	: wxFrame(NULL, wxID_ANY, "Hello World")
{
	wxMenu* menuFile = new wxMenu;
	menuFile->Append(ID_Hello, "&Hello...\tCtrl-H",
		"Help string shown in status bar for this menu item");
	menuFile->AppendSeparator();
	menuFile->Append(wxID_EXIT);
	wxMenu* menuHelp = new wxMenu;
	menuHelp->Append(wxID_ABOUT);
	wxMenuBar* menuBar = new wxMenuBar;
	menuBar->Append(menuFile, "&File");
	menuBar->Append(menuHelp, "&Help");
	SetMenuBar(menuBar);

	wxButton* button1 = new wxButton(this, ID_Hello, _("Hello"), wxPoint(20, 20), wxSize(100, 32));
	Connect(ID_Hello, wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler(MyFrame::OnHello));

	wxButton* button2 = new wxButton(this, wxID_ABOUT, _("About"), wxPoint(20, 60), wxSize(100, 32));
	Connect(wxID_ABOUT, wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler(MyFrame::OnAbout));

	wxButton* button3 = new wxButton(this, wxID_EXIT, _("Exit"), wxPoint(20, 100), wxSize(100, 32));
	Connect(wxID_EXIT, wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler(MyFrame::OnExit));

	CreateStatusBar();
	SetStatusText("Welcome to wxWidgets!");
	Bind(wxEVT_MENU, &MyFrame::OnHello, this, ID_Hello);
	Bind(wxEVT_MENU, &MyFrame::OnAbout, this, wxID_ABOUT);
	Bind(wxEVT_MENU, &MyFrame::OnExit, this, wxID_EXIT);
}

void MyFrame::OnExit(wxCommandEvent& event)
{
	Close(true);
}

void MyFrame::OnAbout(wxCommandEvent& event)
{
	wxMessageBox("This is a wxWidgets' Hello world sample",
		"About Hello World", wxOK | wxICON_INFORMATION);
}

void MyFrame::OnHello(wxCommandEvent& event)
{
	wxLogMessage("Hello world from wxWidgets!");
}
  1. If you build and run it, a window like the one below will open.

img_1.png

References

The sample project is provided below. wxWidgetsSample

That’s all.

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