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#
# CMakeLists.txt used to build example apps by the CMake build system
#
# Copyright 2020-2021 by Bill Spitzak and others.
#
# This library is free software. Distribution and use rights are outlined in
# the file "COPYING" which should have been included with this file. If this
# file is missing or damaged, see the license at:
#
# https://www.fltk.org/COPYING.php
#
# Please see the following page on how to report bugs and issues:
#
# https://www.fltk.org/bugs.php
#
################################################################################
include (../CMake/fl_create_example.cmake)
set (EXECUTABLE_OUTPUT_PATH ${CMAKE_CURRENT_BINARY_DIR}/../bin/examples)
file (MAKE_DIRECTORY ${EXECUTABLE_OUTPUT_PATH})
################################################################################
# create separate lists of all source (.cxx) files
# depending on the required FLTK and system libraries
############################################################
# simple examples w/o extra libs
############################################################
set (SIMPLE_SOURCES
howto-add_fd-and-popen
howto-browser-with-icons
howto-drag-and-drop
howto-parse-args
howto-text-over-image-button
menubar-add
nativefilechooser-simple-app
progress-simple
shapedwindow
table-as-container
table-simple
table-sort
table-spreadsheet
table-spreadsheet-with-keyboard-nav
table-with-keynav
tabs-simple
textdisplay-with-colors
texteditor-simple
tree-as-container
tree-custom-draw-items
tree-custom-sort
tree-of-tables
tree-simple
wizard-simple
)
############################################################
# examples requiring fltk_images
############################################################
set (IMAGE_SOURCES
clipboard
)
############################################################
# examples requiring OpenGL + libGLEW
############################################################
set (OPENGL_SOURCES
OpenGL3-glut-test
OpenGL3test
)
############################################################
# create simple example programs
############################################################
foreach (src ${SIMPLE_SOURCES})
CREATE_EXAMPLE (${src} ${src}.cxx fltk)
endforeach (src)
############################################################
# create example programs with fltk_images library
############################################################
foreach (src ${IMAGE_SOURCES})
CREATE_EXAMPLE (${src} ${src}.cxx "fltk_images;fltk")
endforeach (src)
############################################################
# create example programs with OpenGL + libGLEW
############################################################
# Note: macOS does not need libGLEW
if (APPLE AND (NOT OPTION_APPLE_X11))
if (NOT LIB_GLEW)
set (LIB_GLEW TRUE)
endif ()
set (REQUIRED_LIBS fltk_gl fltk ${OPENGL_LIBRARIES})
else ()
set (REQUIRED_LIBS fltk_gl fltk ${OPENGL_LIBRARIES} GLEW)
endif ()
if (OPENGL_FOUND AND LIB_GLEW)
foreach (src ${OPENGL_SOURCES})
CREATE_EXAMPLE (${src} ${src}.cxx "${REQUIRED_LIBS}")
endforeach (src)
else ()
message (STATUS
"OpenGL or libGLEW not present: OpenGL example programs will not be built.")
fl_debug_var (OPENGL_FOUND)
fl_debug_var (LIB_GLEW)
message ("")
endif (OPENGL_FOUND AND LIB_GLEW)
unset (REQUIRED_LIBS)
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