Added CMakeLists.txt for minimal sample for testing and demo

samples/minimal/CMakeLists.txt

@@ -0,0 +1,53 @@
+#############################################################################
+# Name:        samples/minimal/CMakeListst.txt
+# Purpose:     Sample CMake file to show usage of cmake for wxWidgets users
+# Author:      Tobias Taschner
+# Created:     2016-10-23
+# Copyright:   (c) 2016 wxWidgets development team
+# Licence:     wxWindows licence
+#############################################################################
+
+#
+# This file is just a sample to show using cmake from an application
+# If you want to build the minimal and other samples please use the
+# wxBUILD_SAMPLES option when using cmake on the library
+#
+
+# Declare the minimum required CMake version
+cmake_minimum_required(VERSION 2.8.12)
+
+# Name the project
+project(minimal)
+
+# Request the required wxWidgets libs
+find_package(wxWidgets 3.1 COMPONENTS core base REQUIRED)
+
+# Include the wxWidgets use file to initialize various settings
+include(${wxWidgets_USE_FILE})
+
+# Define a variable containing a list of source files for the project
+set(SRC_FILES
+    minimal.cpp
+    )
+
+if(WIN32)
+    # Include a RC file for windows
+    list(APPEND SRC_FILES ../sample.rc)
+elseif(APPLE)
+    # Add an icon for the apple .app file
+    list(APPEND SRC_FILES ../../src/osx/carbon/wxmac.icns)
+endif()
+
+# Define the build target for the executable
+add_executable(${PROJECT_NAME} WIN32 MACOSX_BUNDLE ${SRC_FILES})
+# Link required libraries to the executable
+target_link_libraries(${PROJECT_NAME} ${wxWidgets_LIBRARIES})
+
+if(APPLE)
+    set_target_properties(${PROJECT_NAME} PROPERTIES
+        RESOURCE "../../src/osx/carbon/wxmac.icns"
+        MACOSX_BUNDLE_ICON_FILE wxmac.icns
+        MACOSX_BUNDLE_COPYRIGHT "Copyright wxWidgets"
+        MACOSX_BUNDLE_GUI_IDENTIFIER "org.wxwidgets.minimal"
+        )
+endif()