basic setup

CMakeLists.txt

@@ -1,19 +1,13 @@
 cmake_minimum_required(VERSION 3.20)
-project(basiccmake LANGUAGES CXX)
+project(kappachat LANGUAGES CXX)
 
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
-# keep PUBLIC dependencies in sync with cmake/config.cmake.in
+find_package(deltachat-core REQUIRED)
-#find_package(foo REQUIRED)
+find_package(Qt6 REQUIRED COMPONENTS Widgets)
 
 include(AddAutoformatTarget)
 include(GNUInstallDirs)
 
-add_subdirectory(src)
+qt_standard_project_setup()
 
-install(DIRECTORY include TYPE INCLUDE FILES_MATCHING PATTERN *.h)
+add_subdirectory(src)
-install(TARGETS ${PROJECT_NAME} EXPORT ${PROJECT_NAME}-targets)
-install(EXPORT ${PROJECT_NAME}-targets NAMESPACE ${PROJECT_NAME}::
-  DESTINATION "${CMAKE_INSTALL_LIBDIR}/${PROJECT_NAME}")
-configure_file(cmake/config.cmake.in ${PROJECT_NAME}-config.cmake @ONLY)
-install(FILES "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}-config.cmake"
-  DESTINATION "${CMAKE_INSTALL_LIBDIR}/${PROJECT_NAME}")

cmake/Finddeltachat-core.cmake

@@ -0,0 +1,16 @@
+find_path(libdeltachat_INCLUDE_DIR deltachat.h)
+mark_as_advanced(libdeltachat_INCLUDE_DIR)
+
+find_library(libdeltachat_LIBRARY deltachat)
+mark_as_advanced(libdeltachat_LIBRARY)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(
+  deltachat-core DEFAULT_MSG libdeltachat_LIBRARY libdeltachat_INCLUDE_DIR)
+
+if(deltachat-core_FOUND AND NOT TARGET deltachat-core::libdeltachat)
+  add_library(deltachat-core::libdeltachat SHARED IMPORTED)
+  set_target_properties(deltachat-core::libdeltachat PROPERTIES
+    IMPORTED_LOCATION ${libdeltachat_LIBRARY}
+    INTERFACE_INCLUDE_DIRECTORIES ${libdeltachat_INCLUDE_DIR})
+endif()

cmake/config.cmake.in

@@ -1,3 +0,0 @@
-include(CMakeFindDependencyMacro)
-#find_dependency(foo @foo_VERSION@ REQUIRED)
-include("${CMAKE_CURRENT_LIST_DIR}/@PROJECT_NAME@-targets.cmake")

src/CMakeLists.txt

@@ -3,19 +3,21 @@ add_executable(${PROJECT_NAME}
 )
 target_link_libraries(${PROJECT_NAME}
   PRIVATE
-)
+    deltachat-core::libdeltachat
-target_include_directories(${PROJECT_NAME}
+    Qt6::Widgets
-  PUBLIC
-    $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>
-    $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
 )
 target_compile_features(${PROJECT_NAME}
-  PUBLIC
+  PRIVATE
     cxx_std_20
 )
 target_compile_options(${PROJECT_NAME}
   PRIVATE
     $<$<OR:$<C_COMPILER_ID:Clang>,$<C_COMPILER_ID:AppleClang>,$<C_COMPILER_ID:GNU>>:-Wall -Wextra>
 )
+set_target_properties(${PROJECT_NAME} PROPERTIES
+  WIN32_EXECUTABLE ON
+  MACOSX_BUNDLE ON
+)
+install(TARGETS ${PROJECT_NAME})
 
 add_autoformat_target(${PROJECT_NAME})

src/main.cc

@@ -1,3 +1,10 @@
-int main() {
+#include <QApplication>
-  return 0;
+#include <QMainWindow>
+
+int main(int argc, char **argv) {
+  QApplication app{argc, argv};
+  QMainWindow mainwindow;
+
+  mainwindow.show();
+  return app.exec();
 }