bool
BluetoothAdapter::IsAdapterAttributeChanged(BluetoothAdapterAttribute aType,
const BluetoothValue& aValue)
{
switch(aType) {
case BluetoothAdapterAttribute::State:
MOZ_ASSERT(aValue.type() == BluetoothValue::Tbool);
return aValue.get_bool() ? mState != BluetoothAdapterState::Enabled
: mState != BluetoothAdapterState::Disabled;
case BluetoothAdapterAttribute::Name:
MOZ_ASSERT(aValue.type() == BluetoothValue::TnsString);
return !mName.Equals(aValue.get_nsString());
case BluetoothAdapterAttribute::Address:
MOZ_ASSERT(aValue.type() == BluetoothValue::TnsString);
return !mAddress.Equals(aValue.get_nsString());
case BluetoothAdapterAttribute::Discoverable:
MOZ_ASSERT(aValue.type() == BluetoothValue::Tbool);
return mDiscoverable != aValue.get_bool();
case BluetoothAdapterAttribute::Discovering:
MOZ_ASSERT(aValue.type() == BluetoothValue::Tbool);
return mDiscovering != aValue.get_bool();
default:
BT_WARNING("Type %d is not handled", uint32_t(aType));
return false;
}
}
void
BluetoothManager::HandleAdapterRemoved(const BluetoothValue& aValue)
{
MOZ_ASSERT(aValue.type() == BluetoothValue::TnsString);
MOZ_ASSERT(DefaultAdapterExists());
// Remove the adapter of given address from adapters array
nsString addressToRemove = aValue.get_nsString();
uint32_t numAdapters = mAdapters.Length();
for (uint32_t i = 0; i < numAdapters; i++) {
nsString address;
mAdapters[i]->GetAddress(address);
if (address.Equals(addressToRemove)) {
mAdapters.RemoveElementAt(i);
if (mDefaultAdapterIndex == (int)i) {
ReselectDefaultAdapter();
}
break;
}
}
// Notify application of removed adapter
BluetoothAdapterEventInit init;
init.mAddress = addressToRemove;
DispatchAdapterEvent(NS_LITERAL_STRING("adapterremoved"), init);
}
bool
BroadcastSystemMessage(const nsAString& aType,
const BluetoothValue& aData)
{
mozilla::AutoSafeJSContext cx;
MOZ_ASSERT(!::JS_IsExceptionPending(cx),
"Shouldn't get here when an exception is pending!");
nsCOMPtr<nsISystemMessagesInternal> systemMessenger =
do_GetService("@mozilla.org/system-message-internal;1");
NS_ENSURE_TRUE(systemMessenger, false);
JS::Rooted<JS::Value> value(cx);
if (aData.type() == BluetoothValue::TnsString) {
JSString* jsData = JS_NewUCStringCopyN(cx,
aData.get_nsString().BeginReading(),
aData.get_nsString().Length());
value.setString(jsData);
} else if (aData.type() == BluetoothValue::TArrayOfBluetoothNamedValue) {
JS::Rooted<JSObject*> obj(cx, JS_NewPlainObject(cx));
if (!obj) {
BT_WARNING("Failed to new JSObject for system message!");
return false;
}
if (!SetJsObject(cx, aData, obj)) {
BT_WARNING("Failed to set properties of system message!");
return false;
}
value = JS::ObjectValue(*obj);
} else {
BT_WARNING("Not support the unknown BluetoothValue type");
return false;
}
nsCOMPtr<nsISupports> promise;
systemMessenger->BroadcastMessage(aType, value,
JS::UndefinedHandleValue,
getter_AddRefs(promise));
return true;
}