From 92bea4cac7b0f8a3c93ba6b6dfb53218bcc8d4df Mon Sep 17 00:00:00 2001
From: Ivan Solovev <ivan.solovev@qt.io>
Date: Fri, 31 Mar 2023 14:59:45 +0200
Subject: BtChat: adapt to using new QBluetoothPermission

Also add missing Info.plist files

Task-number: QTBUG-109964
Change-Id: Icf1fdf1353898538ce42a27cb0b0cb01c0823e26
Reviewed-by: Juha Vuolle <juha.vuolle@qt.io>
---
 examples/bluetooth/btchat/CMakeLists.txt | 14 +++++++++++
 examples/bluetooth/btchat/btchat.pro     |  3 +++
 examples/bluetooth/btchat/chat.cpp       | 41 +++++++++++++++++++++++++++-----
 examples/bluetooth/btchat/chat.h         |  2 ++
 4 files changed, 54 insertions(+), 6 deletions(-)

diff --git a/examples/bluetooth/btchat/CMakeLists.txt b/examples/bluetooth/btchat/CMakeLists.txt
index ef578b88..6d2bd0b9 100644
--- a/examples/bluetooth/btchat/CMakeLists.txt
+++ b/examples/bluetooth/btchat/CMakeLists.txt
@@ -33,6 +33,20 @@ target_link_libraries(btchat PRIVATE
     Qt::Widgets
 )
 
+if (APPLE)
+    # Using absolute path for shared plist files is a Ninja bug workaround
+    get_filename_component(SHARED_PLIST_DIR ${CMAKE_CURRENT_SOURCE_DIR}/../shared ABSOLUTE)
+    if (IOS)
+        set_target_properties(btchat PROPERTIES
+            MACOSX_BUNDLE_INFO_PLIST "${SHARED_PLIST_DIR}/Info.cmake.ios.plist"
+        )
+    else()
+        set_target_properties(btchat PROPERTIES
+            MACOSX_BUNDLE_INFO_PLIST "${SHARED_PLIST_DIR}/Info.cmake.macos.plist"
+        )
+    endif()
+endif()
+
 install(TARGETS btchat
     RUNTIME DESTINATION "${INSTALL_EXAMPLEDIR}"
     BUNDLE DESTINATION "${INSTALL_EXAMPLEDIR}"
diff --git a/examples/bluetooth/btchat/btchat.pro b/examples/bluetooth/btchat/btchat.pro
index bbf9ed18..7e0c976f 100644
--- a/examples/bluetooth/btchat/btchat.pro
+++ b/examples/bluetooth/btchat/btchat.pro
@@ -21,5 +21,8 @@ FORMS = \
     chat.ui \
     remoteselector.ui
 
+ios: QMAKE_INFO_PLIST = ../shared/Info.qmake.ios.plist
+macos: QMAKE_INFO_PLIST = ../shared/Info.qmake.macos.plist
+
 target.path = $$[QT_INSTALL_EXAMPLES]/bluetooth/btchat
 INSTALLS += target
diff --git a/examples/bluetooth/btchat/chat.cpp b/examples/bluetooth/btchat/chat.cpp
index a9545cf6..288f4641 100644
--- a/examples/bluetooth/btchat/chat.cpp
+++ b/examples/bluetooth/btchat/chat.cpp
@@ -13,6 +13,12 @@
 #include <QtBluetooth/qbluetoothlocaldevice.h>
 #include <QtBluetooth/qbluetoothuuid.h>
 
+#if QT_CONFIG(permissions)
+#include <QtCore/qcoreapplication.h>
+#include <QtCore/qpermissions.h>
+#include <QtWidgets/qmessagebox.h>
+#endif
+
 using namespace Qt::StringLiterals;
 
 static constexpr auto serviceUuid = "e8e10f95-1a70-4b27-9ccf-02010264e9c8"_L1;
@@ -32,6 +38,35 @@ Chat::Chat(QWidget *parent)
     //! [Construct UI]
     ui->connectButton->setFocus();
 
+    initBluetooth();
+}
+
+Chat::~Chat()
+{
+    qDeleteAll(clients);
+    delete ui;
+}
+
+void Chat::initBluetooth()
+{
+#if QT_CONFIG(permissions)
+    QBluetoothPermission permission{};
+    switch (qApp->checkPermission(permission)) {
+    case Qt::PermissionStatus::Undetermined:
+        qApp->requestPermission(permission, this, &Chat::initBluetooth);
+        return;
+    case Qt::PermissionStatus::Denied:
+        QMessageBox::warning(this, tr("Missing permissions"),
+                             tr("Permissions are needed to use Bluetooth. "
+                                "Please grant the permissions to this "
+                                "application in the system settings."));
+        qApp->quit();
+        return;
+    case Qt::PermissionStatus::Granted:
+        break; // proceed to initialization
+    }
+#endif // QT_CONFIG(permissions)
+
     localAdapters = QBluetoothLocalDevice::allDevices();
     if (localAdapters.size() < 2) {
         ui->localAdapterBox->setVisible(false);
@@ -71,12 +106,6 @@ Chat::Chat(QWidget *parent)
     //! [Get local device name]
 }
 
-Chat::~Chat()
-{
-    qDeleteAll(clients);
-    delete ui;
-}
-
 //! [clientConnected clientDisconnected]
 void Chat::clientConnected(const QString &name)
 {
diff --git a/examples/bluetooth/btchat/chat.h b/examples/bluetooth/btchat/chat.h
index 1c9d3211..d9a22ca7 100644
--- a/examples/bluetooth/btchat/chat.h
+++ b/examples/bluetooth/btchat/chat.h
@@ -40,6 +40,8 @@ private slots:
 
     void newAdapterSelected();
 
+    void initBluetooth();
+
 private:
     int adapterFromUserSelection() const;
     int currentAdapterIndex = 0;
-- 
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