0-buildandrun.sh

#!/bin/bash

# Download
git clone https://github.com/KDE/plasma-desktop.git
cd plasma-desktop/applets/kimpanel/backend/ibus/emojier
wget https://gist.githubusercontent.com/Zren/1d16e51199c9e47718ccfe41755d8ee2/raw/1-CMakeLists.txt

# Patch
echo "Edit PLASMA_DESKTOP_SRC in 1-CMakeLists.txt so it points to the plasma-desktop directory: "
read yn
cp 1-CMakeLists.txt CMakeLists.txt
sed -i 's/#include "config-workspace.h"/#define WORKSPACE_VERSION_STRING "5.18.80"/' emojier.cpp

# Compile
mkdir ./build
cd ./build
cmake .. -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=Release -DBUILD_TESTING=OFF -DKDE_INSTALL_USE_QT_SYS_PATHS=ON
make -j

# Run
./build/bin/ibus-ui-emojier-plasma

1-CMakeLists.txt

project(emojier)

cmake_minimum_required(VERSION 3.0)

set(PLASMA_DESKTOP_SRC "/home/zren/Code/kde/plasma-desktop")

set(PROJECT_VERSION "5.18.80")
set(PROJECT_VERSION_MAJOR 5)

set(QT_MIN_VERSION "5.12.0")
set(KF5_MIN_VERSION "5.66.0")


find_package(ECM ${KF5_MIN_VERSION} REQUIRED NO_MODULE)

set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${ECM_MODULE_PATH} ${ECM_KDE_MODULE_DIR})

include(ECMSetupVersion)
include(ECMGenerateHeaders)
include(ECMQtDeclareLoggingCategory)
include(KDEInstallDirs)
include(KDECMakeSettings)

find_package(Qt5 ${QT_MIN_VERSION} REQUIRED NO_MODULE COMPONENTS
	Core
	Quick
	Qml
	DBus
)

find_package(KF5 ${KF5_MIN_VERSION} COMPONENTS
	Plasma
	I18n
	Declarative
	Crash
	CoreAddons
	DBusAddons
)

#-------------
set(CMAKE_MODULE_PATH "${PLASMA_DESKTOP_SRC}/applets/kimpanel/cmake" ${CMAKE_MODULE_PATH})

find_package(IBus 1.5.0)
find_package(GLIB2)
find_package(GIO)
find_package(GObject)
include_directories(${IBUS_INCLUDE_DIR} ${GLIB2_INCLUDE_DIR})




#--------------
kconfig_add_kcfg_files(emojier_KCFG emojiersettings.kcfgc GENERATE_MOC)

add_executable(ibus-ui-emojier-plasma emojier.cpp resources.qrc ${emojier_KCFG})
target_link_libraries(ibus-ui-emojier-plasma Qt5::Widgets ${IBUS_LIBRARIES} ${GOBJECT_LIBRARIES} Qt5::Quick KF5::ConfigGui KF5::I18n KF5::CoreAddons KF5::Crash KF5::QuickAddons KF5::DBusAddons)

install(TARGETS ibus-ui-emojier-plasma ${KDE_INSTALL_TARGETS_DEFAULT_ARGS})
install(FILES org.kde.plasma.emojier.desktop DESTINATION ${DATA_INSTALL_DIR}/kglobalaccel)
install(PROGRAMS org.kde.plasma.emojier.desktop DESTINATION ${XDG_APPS_INSTALL_DIR} )