This is the bare minimum code to check build for wxWidgets. No GUI is created here.
<pre><code class="lang-cpp">#include "wx/wx.h"

struct MySampleApp : public wxApp
{
 virtual bool OnInit();
};

IMPLEMENT_APP(MySampleApp)

bool MySampleApp::OnInit()
{
 return true;
}
</code></pre>
CMakeLists.txt
cmake_minimum_required(VERSION 3.5)
project(test1 LANGUAGES CXX)
set(CMAKE_CXX_STANDARD 17) set(CMAKE_CXX_STANDARD_REQUIRED ON)
find_package(wxWidgets COMPONENTS gl core base OPTIONAL_COMPONENTS net)
include(${wxWidgets_USE_FILE})
add_executable(test1 hello.cpp)
target_link_libraries(test1 ${wxWidgets_LIBRARIES})

**This is the bare minimum code to check build for wxWidgets. No GUI is created here.**

```cpp
#include "wx/wx.h"

struct MySampleApp : public wxApp
{
   virtual bool OnInit();
};

IMPLEMENT_APP(MySampleApp)

bool MySampleApp::OnInit()
{
    return true;
}
```

CMakeLists.txt

cmake\_minimum\_required(VERSION 3.5)

project(test1 LANGUAGES CXX)

set(CMAKE\_CXX\_STANDARD 17) set(CMAKE\_CXX\_STANDARD\_REQUIRED ON)

find\_package(wxWidgets COMPONENTS gl core base OPTIONAL\_COMPONENTS net)

include(${wxWidgets\_USE\_FILE})

add\_executable(test1 hello.cpp)

target\_link\_libraries(test1 ${wxWidgets\_LIBRARIES})

Build check in wxWidgets