From c413bd9366a4c1b844334fe2ca0fa058c7dce141 Mon Sep 17 00:00:00 2001
From: Lorn Potter <lorn.potter@gmail.com>
Date: Thu, 14 Dec 2023 09:00:31 +1000
Subject: [PATCH] wasm: fix drag examples for webassembly
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Change-Id: I47903743685fadfe33820e7785b72d62109e77d0
Reviewed-by: Morten Johan Sørvig <morten.sorvig@qt.io>
(cherry picked from commit 39f81d14c1c0a09ff5165fa11b8369f8ae010ef4)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
---
 examples/widgets/draganddrop/draggableicons/CMakeLists.txt   | 5 +++++
 .../widgets/draganddrop/draggableicons/draggableicons.pro    | 4 +++-
 examples/widgets/draganddrop/draggabletext/CMakeLists.txt    | 4 ++++
 examples/widgets/draganddrop/draggabletext/draggabletext.pro | 3 +++
 4 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/examples/widgets/draganddrop/draggableicons/CMakeLists.txt b/examples/widgets/draganddrop/draggableicons/CMakeLists.txt
index 44dbcc0fc96..313e55eda04 100644
--- a/examples/widgets/draganddrop/draggableicons/CMakeLists.txt
+++ b/examples/widgets/draganddrop/draggableicons/CMakeLists.txt
@@ -30,6 +30,11 @@ target_link_libraries(draggableicons PRIVATE
     Qt6::Widgets
 )
 
+if(EMSCRIPTEN)
+    target_link_options(draggableicons PUBLIC -sASYNCIFY -Os)
+endif()
+
+
 # Resources:
 set(draggableicons_resource_files
     "images/boat.png"
diff --git a/examples/widgets/draganddrop/draggableicons/draggableicons.pro b/examples/widgets/draganddrop/draggableicons/draggableicons.pro
index f87ec4ad606..e43df790b49 100644
--- a/examples/widgets/draganddrop/draggableicons/draggableicons.pro
+++ b/examples/widgets/draganddrop/draggableicons/draggableicons.pro
@@ -4,7 +4,9 @@ HEADERS     = dragwidget.h
 RESOURCES   = draggableicons.qrc
 SOURCES     = dragwidget.cpp \
               main.cpp
-
+wasm {
+   QMAKE_LFLAGS += -sASYNCIFY -Os
+}
 # install
 target.path = $$[QT_INSTALL_EXAMPLES]/widgets/draganddrop/draggableicons
 INSTALLS += target
diff --git a/examples/widgets/draganddrop/draggabletext/CMakeLists.txt b/examples/widgets/draganddrop/draggabletext/CMakeLists.txt
index a876f3fe8ab..d66ce854f67 100644
--- a/examples/widgets/draganddrop/draggabletext/CMakeLists.txt
+++ b/examples/widgets/draganddrop/draggabletext/CMakeLists.txt
@@ -30,6 +30,10 @@ target_link_libraries(draggabletext PRIVATE
     Qt6::Widgets
 )
 
+if(EMSCRIPTEN)
+    target_link_options(draggabletext PUBLIC -sASYNCIFY -Os)
+endif()
+
 # Resources:
 set(draggabletext_resource_files
     "words.txt"
diff --git a/examples/widgets/draganddrop/draggabletext/draggabletext.pro b/examples/widgets/draganddrop/draggabletext/draggabletext.pro
index 1add2a270eb..007b9d834ed 100644
--- a/examples/widgets/draganddrop/draggabletext/draggabletext.pro
+++ b/examples/widgets/draganddrop/draggabletext/draggabletext.pro
@@ -4,6 +4,9 @@ HEADERS     = dragwidget.h
 RESOURCES   = draggabletext.qrc
 SOURCES     = dragwidget.cpp \
               main.cpp
+wasm {
+   QMAKE_LFLAGS += -sASYNCIFY -Os
+}
 
 # install
 target.path = $$[QT_INSTALL_EXAMPLES]/widgets/draganddrop/draggabletext