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Fix possible crash in members invite.

Browse source 
In some cases Info::Controller (public Window::SessionNavigation)
can be destroyed without the box being destroyed, for example when
group topics are turned on and off.
This commit is contained in:
John Preston 2023-02-13 06:09:53 +04:00
parent 1cb0d7c2dc
commit 9d3715a36a
1 changed files with 11 additions and 6 deletions
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17
Telegram/SourceFiles/boxes/peers/add_participants_box.cpp
View file

@ -295,10 +295,11 @@ void AddParticipantsBoxController::Start(
not_null<ChatData*> chat) {
auto controller = std::make_unique<AddParticipantsBoxController>(chat);
const auto weak = controller.get();
const auto parent = navigation->parentController();
auto initBox = [=](not_null<PeerListBox*> box) {
box->addButton(tr::lng_participant_invite(), [=] {
weak->inviteSelectedUsers(box, [=] {
navigation->parentController()->showPeerHistory(
parent->showPeerHistory(
chat,
Window::SectionShow::Way::ClearStack,
ShowAtTheEndMsgId);
@ -320,11 +321,12 @@ void AddParticipantsBoxController::Start(
channel,
std::move(alreadyIn));
const auto weak = controller.get();
const auto parent = navigation->parentController();
auto initBox = [=](not_null<PeerListBox*> box) {
box->addButton(tr::lng_participant_invite(), [=] {
weak->inviteSelectedUsers(box, [=] {
if (channel->isMegagroup()) {
navigation->parentController()->showPeerHistory(
parent->showPeerHistory(
channel,
Window::SectionShow::Way::ClearStack,
ShowAtTheEndMsgId);
@ -337,13 +339,16 @@ void AddParticipantsBoxController::Start(
justCreated ? tr::lng_create_group_skip() : tr::lng_cancel(),
[=] { box->closeBox(); });
if (justCreated) {
const auto weak = base::make_weak(parent);
box->boxClosing() | rpl::start_with_next([=] {
auto params = Window::SectionShow();
params.activation = anim::activation::background;
navigation->parentController()->showPeerHistory(
channel,
params,
ShowAtTheEndMsgId);
if (const auto strong = weak.get()) {
strong->showPeerHistory(
channel,
params,
ShowAtTheEndMsgId);
}
}, box->lifetime());
}
};