Examples: Use find_package(Qt6 REQUIRED COMPONENTS ...) idiom

Also consolidate several find_package(Qt6 ...) calls in one call.

Task-number: QTBUG-98867
Change-Id: Idfd5e71f46d4489fac7411cbfadb84437a0658f3
Reviewed-by: Alexey Edelev <alexey.edelev@qt.io>
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>

11 files changed, 14 insertions, 35 deletions

diff --git a/examples/widgets/graphicsview/anchorlayout/CMakeLists.txt b/examples/widgets/graphicsview/anchorlayout/CMakeLists.txt
index 9b6db3a2f0..8b31907f66 100644
--- a/examples/widgets/graphicsview/anchorlayout/CMakeLists.txt
+++ b/examples/widgets/graphicsview/anchorlayout/CMakeLists.txt
@@ -15,9 +15,7 @@ endif()
 
 set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/graphicsview/anchorlayout")
 
-find_package(Qt6 COMPONENTS Core)
-find_package(Qt6 COMPONENTS Gui)
-find_package(Qt6 COMPONENTS Widgets)
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets)
 
 qt_add_executable(anchorlayout
     main.cpp
diff --git a/examples/widgets/graphicsview/basicgraphicslayouts/CMakeLists.txt b/examples/widgets/graphicsview/basicgraphicslayouts/CMakeLists.txt
index f98e5c78b3..96d9c46aad 100644
--- a/examples/widgets/graphicsview/basicgraphicslayouts/CMakeLists.txt
+++ b/examples/widgets/graphicsview/basicgraphicslayouts/CMakeLists.txt
@@ -15,9 +15,7 @@ endif()
 
 set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/graphicsview/basicgraphicslayouts")
 
-find_package(Qt6 COMPONENTS Core)
-find_package(Qt6 COMPONENTS Gui)
-find_package(Qt6 COMPONENTS Widgets)
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets)
 
 qt_add_executable(basicgraphicslayouts
     layoutitem.cpp layoutitem.h
diff --git a/examples/widgets/graphicsview/chip/CMakeLists.txt b/examples/widgets/graphicsview/chip/CMakeLists.txt
index 6b8160e2a8..1112a84f13 100644
--- a/examples/widgets/graphicsview/chip/CMakeLists.txt
+++ b/examples/widgets/graphicsview/chip/CMakeLists.txt
@@ -15,11 +15,10 @@ endif()
 
 set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/graphicsview/chip")
 
-find_package(Qt6 COMPONENTS Core)
-find_package(Qt6 COMPONENTS Gui)
-find_package(Qt6 COMPONENTS Widgets)
-find_package(Qt6 COMPONENTS OpenGL) # special case
-find_package(Qt6 COMPONENTS PrintSupport) # special case
+find_package(Qt6
+    REQUIRED COMPONENTS Core Gui OpenGL Widgets
+    OPTIONAL_COMPONENTS PrintSupport
+)
 
 qt_add_executable(chip
     chip.cpp chip.h
diff --git a/examples/widgets/graphicsview/collidingmice/CMakeLists.txt b/examples/widgets/graphicsview/collidingmice/CMakeLists.txt
index 143c45a7d6..f35147015b 100644
--- a/examples/widgets/graphicsview/collidingmice/CMakeLists.txt
+++ b/examples/widgets/graphicsview/collidingmice/CMakeLists.txt
@@ -15,9 +15,7 @@ endif()
 
 set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/graphicsview/collidingmice")
 
-find_package(Qt6 COMPONENTS Core)
-find_package(Qt6 COMPONENTS Gui)
-find_package(Qt6 COMPONENTS Widgets)
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets)
 
 qt_add_executable(collidingmice
     main.cpp
diff --git a/examples/widgets/graphicsview/diagramscene/CMakeLists.txt b/examples/widgets/graphicsview/diagramscene/CMakeLists.txt
index 2d2ad96576..fd1cc77d6c 100644
--- a/examples/widgets/graphicsview/diagramscene/CMakeLists.txt
+++ b/examples/widgets/graphicsview/diagramscene/CMakeLists.txt
@@ -15,9 +15,7 @@ endif()
 
 set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/graphicsview/diagramscene")
 
-find_package(Qt6 COMPONENTS Core)
-find_package(Qt6 COMPONENTS Gui)
-find_package(Qt6 COMPONENTS Widgets)
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets)
 
 qt_add_executable(diagramscene
     arrow.cpp arrow.h
diff --git a/examples/widgets/graphicsview/dragdroprobot/CMakeLists.txt b/examples/widgets/graphicsview/dragdroprobot/CMakeLists.txt
index 584adb2160..dadb201304 100644
--- a/examples/widgets/graphicsview/dragdroprobot/CMakeLists.txt
+++ b/examples/widgets/graphicsview/dragdroprobot/CMakeLists.txt
@@ -15,9 +15,7 @@ endif()
 
 set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/graphicsview/dragdroprobot")
 
-find_package(Qt6 COMPONENTS Core)
-find_package(Qt6 COMPONENTS Gui)
-find_package(Qt6 COMPONENTS Widgets)
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets)
 
 qt_add_executable(dragdroprobot
     coloritem.cpp coloritem.h
diff --git a/examples/widgets/graphicsview/elasticnodes/CMakeLists.txt b/examples/widgets/graphicsview/elasticnodes/CMakeLists.txt
index f14cf835e6..090d646f5c 100644
--- a/examples/widgets/graphicsview/elasticnodes/CMakeLists.txt
+++ b/examples/widgets/graphicsview/elasticnodes/CMakeLists.txt
@@ -15,9 +15,7 @@ endif()
 
 set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/graphicsview/elasticnodes")
 
-find_package(Qt6 COMPONENTS Core)
-find_package(Qt6 COMPONENTS Gui)
-find_package(Qt6 COMPONENTS Widgets)
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets)
 
 qt_add_executable(elasticnodes
     edge.cpp edge.h
diff --git a/examples/widgets/graphicsview/embeddeddialogs/CMakeLists.txt b/examples/widgets/graphicsview/embeddeddialogs/CMakeLists.txt
index b63e15d785..deedf5084e 100644
--- a/examples/widgets/graphicsview/embeddeddialogs/CMakeLists.txt
+++ b/examples/widgets/graphicsview/embeddeddialogs/CMakeLists.txt
@@ -15,9 +15,7 @@ endif()
 
 set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/graphicsview/embeddeddialogs")
 
-find_package(Qt6 COMPONENTS Core)
-find_package(Qt6 COMPONENTS Gui)
-find_package(Qt6 COMPONENTS Widgets)
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets)
 
 qt_add_executable(embeddeddialogs
     customproxy.cpp customproxy.h
diff --git a/examples/widgets/graphicsview/flowlayout/CMakeLists.txt b/examples/widgets/graphicsview/flowlayout/CMakeLists.txt
index 9c44ec575d..502dbe9457 100644
--- a/examples/widgets/graphicsview/flowlayout/CMakeLists.txt
+++ b/examples/widgets/graphicsview/flowlayout/CMakeLists.txt
@@ -15,9 +15,7 @@ endif()
 
 set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/graphicsview_flowlayout") # special case
 
-find_package(Qt6 COMPONENTS Core)
-find_package(Qt6 COMPONENTS Gui)
-find_package(Qt6 COMPONENTS Widgets)
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets)
 
 qt_add_executable(graphicsview_flowlayout # special case: renamed flowlayout
     flowlayout.cpp flowlayout.h
diff --git a/examples/widgets/graphicsview/simpleanchorlayout/CMakeLists.txt b/examples/widgets/graphicsview/simpleanchorlayout/CMakeLists.txt
index e4118c0d87..27dc7273fb 100644
--- a/examples/widgets/graphicsview/simpleanchorlayout/CMakeLists.txt
+++ b/examples/widgets/graphicsview/simpleanchorlayout/CMakeLists.txt
@@ -15,9 +15,7 @@ endif()
 
 set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/graphicsview/simpleanchorlayout")
 
-find_package(Qt6 COMPONENTS Core)
-find_package(Qt6 COMPONENTS Gui)
-find_package(Qt6 COMPONENTS Widgets)
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets)
 
 qt_add_executable(simpleanchorlayout
     main.cpp
diff --git a/examples/widgets/graphicsview/weatheranchorlayout/CMakeLists.txt b/examples/widgets/graphicsview/weatheranchorlayout/CMakeLists.txt
index 2aa69e59a0..e10f1790d5 100644
--- a/examples/widgets/graphicsview/weatheranchorlayout/CMakeLists.txt
+++ b/examples/widgets/graphicsview/weatheranchorlayout/CMakeLists.txt
@@ -15,9 +15,7 @@ endif()
 
 set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/graphicsview/weatheranchorlayout")
 
-find_package(Qt6 COMPONENTS Core)
-find_package(Qt6 COMPONENTS Gui)
-find_package(Qt6 COMPONENTS Widgets)
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets)
 
 qt_add_executable(weatheranchorlayout
     main.cpp