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Allow dangling Listener in CefFileDialogManager (fixes #3720)

This commit is contained in:
Marshall Greenblatt 2024-06-25 13:56:04 -04:00
parent bbc35eb30a
commit 9772389a14
2 changed files with 10 additions and 9 deletions
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15
libcef/browser/file_dialog_manager.cc
View File

@ -388,8 +388,8 @@ void CefFileDialogManager::RunSelectFile(
SelectFileToFileChooserParams(type, title, default_path, file_types);
auto callback =
base::BindOnce(&CefFileDialogManager::SelectFileDoneByDelegateCallback,
weak_ptr_factory_.GetWeakPtr(), base::Unretained(listener),
base::Unretained(params));
weak_ptr_factory_.GetWeakPtr(),
base::UnsafeDangling(listener), base::Unretained(params));
callback = MaybeRunDelegate(chooser_params, file_types->extensions,
file_types->extension_description_overrides,
std::move(callback));
@ -426,7 +426,7 @@ void CefFileDialogManager::RunSelectFile(
listener, params,
base::BindOnce(&CefFileDialogManager::SelectFileDoneByListenerCallback,
weak_ptr_factory_.GetWeakPtr(),
/*listener=*/listener,
base::UnsafeDangling(listener),
/*listener_destroyed=*/true));
// This call will not be intercepted by CefSelectFileDialogFactory due to the
@ -548,7 +548,7 @@ CefFileDialogManager::MaybeRunDelegate(
}
void CefFileDialogManager::SelectFileDoneByDelegateCallback(
ui::SelectFileDialog::Listener* listener,
MayBeDangling<ui::SelectFileDialog::Listener> listener,
void* params,
const std::vector<base::FilePath>& paths) {
CEF_REQUIRE_UIT();
@ -559,7 +559,7 @@ void CefFileDialogManager::SelectFileDoneByDelegateCallback(
return;
}
active_listeners_.erase(listener);
active_listeners_.erase(listener.get());
if (paths.empty()) {
listener->FileSelectionCanceled(params);
@ -573,7 +573,7 @@ void CefFileDialogManager::SelectFileDoneByDelegateCallback(
}
void CefFileDialogManager::SelectFileDoneByListenerCallback(
ui::SelectFileDialog::Listener* listener,
MayBeDangling<ui::SelectFileDialog::Listener> listener,
bool listener_destroyed) {
CEF_REQUIRE_UIT();
@ -595,7 +595,8 @@ void CefFileDialogManager::SelectFileDoneByListenerCallback(
DCHECK(dialog_);
DCHECK(dialog_listener_);
active_listeners_.erase(listener ? listener : dialog_listener_->listener());
active_listeners_.erase(listener ? listener.get()
: dialog_listener_->listener());
// Clear |dialog_listener_| before calling Cancel() to avoid re-entrancy.
auto dialog_listener = dialog_listener_;

4
libcef/browser/file_dialog_manager.h
View File

@ -82,11 +82,11 @@ class CefFileDialogManager {
RunFileChooserCallback callback);
void SelectFileDoneByDelegateCallback(
ui::SelectFileDialog::Listener* listener,
MayBeDangling<ui::SelectFileDialog::Listener> listener,
void* params,
const std::vector<base::FilePath>& paths);
void SelectFileDoneByListenerCallback(
ui::SelectFileDialog::Listener* listener,
MayBeDangling<ui::SelectFileDialog::Listener> listener,
bool listener_destroyed);
// CefBrowserHostBase pointer is guaranteed to outlive this object.