Improve examples CMakeLists.txt

- Remove # generated from xyz.pro comment from pro2cmake
- Remove "# special case" markers for pro2cmake
- Remove automatic use of CMAKE_AUTORCC
- Only opt into CMAKE_AUTOUIC if .ui files are involved
- Remove explicit setting of CMAKE_INCLUDE_CURRENT_DIR
- Combine multiple find_package(Qt6 ... calls)
 - use REQUIRED COMPONENTS
 - sort components alphabetically
- Fix wrong indentations
- Use (only) one empty line after multi-line commands

Pick-to: 6.3
Change-Id: I0d6bfb06c4b25e9921d3d2bf31d977150f12b31b
Reviewed-by: Qt CI Bot <[email protected]>
Reviewed-by: Jörg Bornemann <[email protected]>

1 files changed, 4 insertions, 10 deletions

diff --git a/examples/qml/referenceexamples/signal/CMakeLists.txt b/examples/qml/referenceexamples/signal/CMakeLists.txt
index 23e494f7c9..77525bfed6 100644
--- a/examples/qml/referenceexamples/signal/CMakeLists.txt
+++ b/examples/qml/referenceexamples/signal/CMakeLists.txt
@@ -1,33 +1,27 @@
-# Generated from signal.pro.
-
 cmake_minimum_required(VERSION 3.16)
 project(signal LANGUAGES CXX)
 
-set(CMAKE_INCLUDE_CURRENT_DIR ON)
-
 set(CMAKE_AUTOMOC ON)
-set(CMAKE_AUTORCC ON)
-set(CMAKE_AUTOUIC ON)
 
 if(NOT DEFINED INSTALL_EXAMPLESDIR)
-  set(INSTALL_EXAMPLESDIR "examples")
+    set(INSTALL_EXAMPLESDIR "examples")
 endif()
 
 set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/qml/referenceexamples/signal")
 
-find_package(Qt6 COMPONENTS Core)
-find_package(Qt6 COMPONENTS Gui)
-find_package(Qt6 COMPONENTS Qml)
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Qml)
 
 qt_add_executable(signal
     birthdayparty.cpp birthdayparty.h
     main.cpp
     person.cpp person.h
 )
+
 set_target_properties(signal PROPERTIES
     WIN32_EXECUTABLE TRUE
     MACOSX_BUNDLE TRUE
 )
+
 target_link_libraries(signal PUBLIC
     Qt::Core
     Qt::Gui