########### configure tests ###############
include(CMakeDependentOption)

option(KWIN_BUILD_DECORATIONS "Enable building of KWin decorations." ON)
option(KWIN_BUILD_OXYGEN "Enable building of default decoration Oxygen" ON)
option(KWIN_BUILD_KCMS "Enable building of KWin configuration modules." ON)
option(KWIN_MOBILE_EFFECTS "Only build effects relevant for mobile devices" OFF)
option(KWIN_BUILD_TABBOX "Enable building of KWin Tabbox functionality" ON)
option(KWIN_BUILD_SCREENEDGES "Enable building of KWin with screen edge support" ON)
option(KWIN_BUILD_SCRIPTING "Enable building of KWin with scripting support" ON)
option(KWIN_BUILD_KAPPMENU "Enable building of KWin with application menu support" ON)
option(KWIN_BUILD_XRENDER_COMPOSITING "Enable building of KWin with XRender Compositing support" ON)
option(KWIN_BUILD_OPENGL_1_COMPOSITING "Enable support for OpenGL 1.x, automatically disabled when building for OpenGL ES 2.0" ON)
option(KWIN_BUILD_ACTIVITIES "Enable building of KWin with kactivities support" OFF)
option(KWIN_PLASMA_ACTIVE "Enable building KWin for Plasma Active." OFF)

# Binary name of KWin
set(KWIN_NAME "kwin")

if(KWIN_PLASMA_ACTIVE)
    set(KWIN_BUILD_DECORATIONS OFF)
    set(KWIN_BUILD_KCMS OFF)
    set(KWIN_BUILD_SCREENEDGES OFF)
    set(KWIN_BUILD_SCRIPTING ON)
    set(KWIN_BUILD_XRENDER_COMPOSITING OFF)
    set(KWIN_MOBILE_EFFECTS ON)
    set(KWIN_BUILD_WITH_OPENGLES ON)
    set(KWIN_NAME "kwinactive")
endif()

cmake_dependent_option(KWIN_BUILD_KAPPMENU "Build without appmenu support" ON "KWIN_BUILD_DECORATIONS" FALSE)

set(KWIN_BUILD_OPENGL FALSE)
set(KWIN_BUILD_OPENGLES FALSE)
if(OPENGL_FOUND AND (${Qt5Gui_OPENGL_IMPLEMENTATION} STREQUAL "GL"))
    set(KWIN_BUILD_OPENGL TRUE)
    message("Building KWin with OpenGL support")
endif()
if(OPENGLES_FOUND AND (${Qt5Gui_OPENGL_IMPLEMENTATION} STREQUAL "GLESv2"))
    set(KWIN_BUILD_OPENGLES TRUE)
    message("Building KWin with OpenGL ES 2 support")
endif()

if(NOT KWIN_BUILD_OPENGL AND NOT KWIN_BUILD_OPENGLES)
    message(FATAL_ERROR "KWin needs to be built against either OpenGL or OpenGL ES 2. Check your Qt config!")
endif()

# KWIN_HAVE_XRENDER_COMPOSITING - whether XRender-based compositing support is available: may be disabled
if( KWIN_BUILD_XRENDER_COMPOSITING )
    set( KWIN_HAVE_XRENDER_COMPOSITING 1 )
endif()

if(KWIN_BUILD_OPENGL)
  include_directories(${OPENGL_INCLUDE_DIR})
endif()

if(OPENGL_EGL_FOUND)
    include_directories(${OPENGLES_EGL_INCLUDE_DIR})
    set(KWIN_HAVE_EGL 1)
endif()

if(KWIN_BUILD_OPENGLES)
  include_directories(${OPENGLES_INCLUDE_DIR})
endif()

include_directories(${XCB_INCLUDE_DIR})

if(WAYLAND_FOUND)
    include_directories(${WAYLAND_INCLUDE_DIR})
endif()

# for things that are also used by kwin libraries
configure_file(libkwineffects/kwinconfig.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/libkwineffects/kwinconfig.h )
# for kwin internal things
configure_file(config-kwin.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config-kwin.h )


########### global ###############

include_directories(BEFORE
    ${CMAKE_CURRENT_BINARY_DIR}/libkdecorations
    ${CMAKE_CURRENT_BINARY_DIR}/libkwineffects
    ${CMAKE_CURRENT_BINARY_DIR}
    ${CMAKE_CURRENT_SOURCE_DIR}/libkwineffects
    ${CMAKE_CURRENT_SOURCE_DIR}/libkdecorations
    ${CMAKE_CURRENT_SOURCE_DIR}/effects
    ${CMAKE_CURRENT_SOURCE_DIR}/tabbox
    )

add_subdirectory( libkdecorations )
add_subdirectory( libkwineffects )
add_subdirectory( killer )
if(KWIN_BUILD_KCMS)
    add_subdirectory( kcmkwin )
endif()

if( KWIN_BUILD_DECORATIONS )
    add_subdirectory( clients )
endif()
# add_subdirectory( data )

add_subdirectory( effects )
add_subdirectory( scripts )
add_subdirectory( tabbox )

if(KWIN_BUILD_SCRIPTING)
    add_subdirectory(scripting)
endif()

add_definitions(-DKDE_DEFAULT_DEBUG_AREA=1212)

########### next target ###############

set(kwin_KDEINIT_SRCS
   workspace.cpp 
   dbusinterface.cpp
   client.cpp 
   client_machine.cpp
   cursor.cpp
   tabgroup.cpp
   focuschain.cpp
   netinfo.cpp
   placement.cpp 
   atoms.cpp 
   utils.cpp 
   layers.cpp 
   main.cpp 
   options.cpp 
   outline.cpp
   decorations.cpp
   events.cpp 
   killwindow.cpp 
   geometrytip.cpp 
   screens.cpp
   shadow.cpp
   sm.cpp 
   group.cpp 
   bridge.cpp 
   manage.cpp 
   overlaywindow.cpp
   activation.cpp 
   useractions.cpp 
   geometry.cpp 
   rules.cpp
   composite.cpp
   toplevel.cpp
   unmanaged.cpp
   scene.cpp
   scene_xrender.cpp
   scene_opengl.cpp
   scene_qpainter.cpp
   glxbackend.cpp
   thumbnailitem.cpp
   lanczosfilter.cpp
   deleted.cpp
   effects.cpp
   compositingprefs.cpp
   paintredirector.cpp
   virtualdesktops.cpp
   xcbutils.cpp
   )

if(KWIN_BUILD_SCRIPTING)
    set(
        kwin_KDEINIT_SRCS ${kwin_KDEINIT_SRCS}
        scripting/scripting.cpp
        scripting/workspace_wrapper.cpp
        scripting/meta.cpp
        scripting/scriptedeffect.cpp
        scripting/scriptingutils.cpp
        scripting/timer.cpp
        scripting/scripting_model.cpp
        scripting/dbuscall.cpp
        scripting/screenedgeitem.cpp
    )
endif()

if(KWIN_BUILD_TABBOX)
    set(
        kwin_KDEINIT_SRCS ${kwin_KDEINIT_SRCS}
        tabbox/tabbox.cpp
        tabbox/clientmodel.cpp
        tabbox/desktopchain.cpp
        tabbox/desktopmodel.cpp
        tabbox/switcheritem.cpp
        tabbox/tabboxconfig.cpp
        tabbox/tabboxhandler.cpp
  )
endif()

if(KWIN_BUILD_SCREENEDGES)
    set(
        kwin_KDEINIT_SRCS ${kwin_KDEINIT_SRCS}
        screenedge.cpp
    )
endif()

if(KWIN_BUILD_KAPPMENU)
    set(
        kwin_KDEINIT_SRCS ${kwin_KDEINIT_SRCS}
        appmenu.cpp
    )
    qt5_add_dbus_interface(kwin_KDEINIT_SRCS
        ${KDEBASE_WORKSPACE_SOURCE_DIR}/appmenu/org.kde.kappmenu.xml appmenu_interface)
endif()

if(KWIN_BUILD_ACTIVITIES)
    set(
        kwin_KDEINIT_SRCS ${kwin_KDEINIT_SRCS}
        activities.cpp
    )
endif()

if(KWIN_HAVE_EGL)
    set(kwin_KDEINIT_SRCS ${kwin_KDEINIT_SRCS} eglonxbackend.cpp)
endif()

if(WAYLAND_FOUND)
    set(kwin_KDEINIT_SRCS ${kwin_KDEINIT_SRCS} wayland_backend.cpp)
    if(KWIN_HAVE_EGL)
        set(kwin_KDEINIT_SRCS ${kwin_KDEINIT_SRCS} egl_wayland_backend.cpp)
    endif()
endif()

kconfig_add_kcfg_files(kwin_KDEINIT_SRCS settings.kcfgc)

qt5_add_dbus_adaptor( kwin_KDEINIT_SRCS org.kde.KWin.xml dbusinterface.h KWin::DBusInterface )
qt5_add_dbus_adaptor( kwin_KDEINIT_SRCS org.kde.kwin.Compositing.xml composite.h KWin::Compositor )
qt5_add_dbus_adaptor( kwin_KDEINIT_SRCS org.kde.kwin.Effects.xml effects.h KWin::EffectsHandlerImpl )

qt5_add_dbus_interface( kwin_KDEINIT_SRCS
  ${KDEBASE_WORKSPACE_SOURCE_DIR}/ksmserver/org.kde.KSMServerInterface.xml ksmserver_interface)
qt5_add_dbus_interface( kwin_KDEINIT_SRCS
    ${KDEBASE_WORKSPACE_SOURCE_DIR}/ksmserver/screenlocker/dbus/org.freedesktop.ScreenSaver.xml screenlocker_interface)

qt5_add_resources( kwin_KDEINIT_SRCS resources.qrc )

########### target link libraries ###############

set(kwin_OWN_LIBS
    kdecorations
    kwineffects
)

set(kwin_QT_LIBS
    Qt5::Concurrent
    Qt5::DBus
    Qt5::Quick
    Qt5::X11Extras
)

set(kwin_KDE_LIBS
    KF5::Declarative
    KF5::ConfigCore
    KF5::CoreAddons
    KF5::Crash
    KF5::GlobalAccel
    KF5::I18n
    KF5::Notifications
    KF5::Service
    KF5::Plasma
    KF5::WindowSystem
    KF5::XmlGui
)

set(kwin_XLIB_LIBS
    ${X11_X11_LIB}
    ${X11_Xext_LIB}
    ${X11_Xcursor_LIB}
    ${X11_ICE_LIB}
    ${X11_SM_LIB}
)

set(kwin_XCB_LIBS
    ${XCB_XCB_LIBRARY}
    ${XCB_XFIXES_LIBRARY}
    ${XCB_DAMAGE_LIBRARY}
    ${XCB_COMPOSITE_LIBRARY}
    ${XCB_SHAPE_LIBRARY}
    ${XCB_SYNC_LIBRARY}
    ${XCB_RENDER_LIBRARY}
    ${XCB_RANDR_LIBRARY}
    ${XCB_KEYSYMS_LIBRARY}
    ${XCB_SHM_LIBRARY}
)

set(kwin_WAYLAND_LIBS
    ${WAYLAND_CLIENT_LIBRARIES}
    ${XCB_XTEST_LIBRARY}
)

set(kwin_WAYLAND_EGL_LIBS
    ${WAYLAND_EGL_LIBRARIES}
)

set(kwin_OPENGL_LIBS )

find_library(XF86VM_LIBRARY Xxf86vm)
if (XF86VM_LIBRARY)
    set(kwin_XLIB_LIBS ${kwin_XLIB_LIBS} ${XF86VM_LIBRARY})
else()
    add_definitions(-DKWIN_NO_XF86VM)
endif()

if(KWIN_BUILD_SCRIPTING)
    set(kwin_QT_LIBS ${kwin_QT_LIBS} Qt5::Script)
endif()

if(KWIN_BUILD_ACTIVITIES)
    set(kwin_KDE_LIBS ${kwin_KDE_LIBS} ${KACTIVITIES_LIBRARY})
endif()

if(OPENGL_EGL_FOUND)
    set(kwin_OPENGL_LIBS ${kwin_OPENGL_LIBS} ${OPENGLES_EGL_LIBRARY})
endif()

set(kwinLibs
    ${kwin_OWN_LIBS}
    ${kwin_QT_LIBS}
    ${kwin_KDE_LIBS}
    ${kwin_XLIB_LIBS}
    ${kwin_XCB_LIBS}
    ${kwin_OPENGL_LIBS}
)

if(WAYLAND_FOUND)
    set(kwinLibs ${kwinLibs} ${kwin_WAYLAND_LIBS})
    if(KWIN_HAVE_EGL)
        set(kwinLibs ${kwinLibs} ${kwin_WAYLAND_EGL_LIBS})
    endif()
endif()

kf5_add_kdeinit_executable( kwin ${kwin_KDEINIT_SRCS})

target_link_libraries(kdeinit_kwin ${kwinLibs})
set_target_properties(kwin PROPERTIES OUTPUT_NAME ${KWIN_NAME})
generate_export_header(kdeinit_kwin EXPORT_FILE_NAME kwin_export.h)

if(KWIN_BUILD_OPENGL)
    if( KWIN_BUILD_OPENGL_1_COMPOSITING )
        set_target_properties(kdeinit_kwin PROPERTIES COMPILE_FLAGS -DKWIN_HAVE_OPENGL_1)
    endif()
  target_link_libraries(kdeinit_kwin kwinglutils ${OPENGL_gl_LIBRARY})
  # -ldl used by OpenGL code
  find_library(DL_LIBRARY dl)
  if (DL_LIBRARY)
    target_link_libraries(kdeinit_kwin ${DL_LIBRARY})
  endif()
elseif(KWIN_BUILD_OPENGLES)
  target_link_libraries(kdeinit_kwin ${kwinLibs} kwinglesutils ${OPENGLES_LIBRARIES})
  set_target_properties(kdeinit_kwin PROPERTIES COMPILE_FLAGS "-DKWIN_HAVE_OPENGLES")
endif()

install(TARGETS kdeinit_kwin ${INSTALL_TARGETS_DEFAULT_ARGS} )
install(TARGETS kwin         ${INSTALL_TARGETS_DEFAULT_ARGS} )

########### install files ###############

install( FILES kwin.kcfg  DESTINATION  ${KCFG_INSTALL_DIR} RENAME ${KWIN_NAME}.kcfg )
install( FILES kwin.notifyrc  DESTINATION  ${DATA_INSTALL_DIR}/${KWIN_NAME} RENAME ${KWIN_NAME}.notifyrc)
install( FILES org.kde.KWin.xml DESTINATION ${DBUS_INTERFACES_INSTALL_DIR} )
install( FILES ${CMAKE_CURRENT_BINARY_DIR}/kwin_export.h DESTINATION ${INCLUDE_INSTALL_DIR} COMPONENT Devel)

if( KWIN_BUILD_SCRIPTING )
    # Install the KWin/WindowSwitcher service type
    install( FILES scripting/kwinscript.desktop DESTINATION ${SERVICETYPES_INSTALL_DIR} )
endif()

ecm_install_icons( ${ICON_INSTALL_DIR} )

add_subdirectory(tests)