Improve examples CMakeLists.txt

- Remove "# generated from xyz.pro" comment from 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

Change-Id: Iaf7286069494041e90a59cedeae30ef26713d538
Reviewed-by: Ulf Hermann <ulf.hermann@qt.io>
Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
(cherry picked from commit 7f64390b777170ecdd285508b0fa6978db61cf66)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

1 files changed, 10 insertions, 13 deletions

diff --git a/examples/scxml/trafficlight-widgets-static/CMakeLists.txt b/examples/scxml/trafficlight-widgets-static/CMakeLists.txt
index 9277598..b508b82 100644
--- a/examples/scxml/trafficlight-widgets-static/CMakeLists.txt
+++ b/examples/scxml/trafficlight-widgets-static/CMakeLists.txt
@@ -1,33 +1,26 @@
-# Generated from trafficlight-widgets-static.pro.
-
 cmake_minimum_required(VERSION 3.16)
 project(trafficlight-widgets-static 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}/scxml/trafficlight-widgets-static")
 
-find_package(Qt6 COMPONENTS Core)
-find_package(Qt6 COMPONENTS Gui)
-find_package(Qt6 COMPONENTS Widgets)
-find_package(Qt6 COMPONENTS Scxml)
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Scxml Widgets)
 
 qt_add_executable(trafficlight-widgets-static
     ../trafficlight-common/trafficlight.cpp ../trafficlight-common/trafficlight.h
     trafficlight-widgets-static.cpp
 )
+
 set_target_properties(trafficlight-widgets-static PROPERTIES
     WIN32_EXECUTABLE TRUE
     MACOSX_BUNDLE TRUE
 )
+
 target_link_libraries(trafficlight-widgets-static PUBLIC
     Qt::Core
     Qt::Gui
@@ -35,26 +28,31 @@ target_link_libraries(trafficlight-widgets-static PUBLIC
     Qt::Widgets
 )
 
-
 # Resources:
 set_source_files_properties("../trafficlight-common/background.png"
     PROPERTIES QT_RESOURCE_ALIAS "background.png"
 )
+
 set_source_files_properties("../trafficlight-common/green.png"
     PROPERTIES QT_RESOURCE_ALIAS "green.png"
 )
+
 set_source_files_properties("../trafficlight-common/pause.png"
     PROPERTIES QT_RESOURCE_ALIAS "pause.png"
 )
+
 set_source_files_properties("../trafficlight-common/play.png"
     PROPERTIES QT_RESOURCE_ALIAS "play.png"
 )
+
 set_source_files_properties("../trafficlight-common/red.png"
     PROPERTIES QT_RESOURCE_ALIAS "red.png"
 )
+
 set_source_files_properties("../trafficlight-common/yellow.png"
     PROPERTIES QT_RESOURCE_ALIAS "yellow.png"
 )
+
 set(trafficlight-widgets-static_resource_files
     "../trafficlight-common/background.png"
     "../trafficlight-common/green.png"
@@ -71,7 +69,6 @@ qt6_add_resources(trafficlight-widgets-static "trafficlight-widgets-static"
         ${trafficlight-widgets-static_resource_files}
 )
 
-
 # Statecharts:
 qt6_add_statecharts(trafficlight-widgets-static
     ../trafficlight-common/statemachine.scxml