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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/widget/filedialog/WinFileDialogChild.h"
#include <combaseapi.h>
#include <objbase.h>
#include <shobjidl.h>
#include "mozilla/Assertions.h"
#include "mozilla/ipc/ProtocolUtils.h"
#include "mozilla/widget/filedialog/WinFileDialogCommands.h"
#include "nsPrintfCString.h"
namespace mozilla::widget::filedialog {
/* extern */ mozilla::LazyLogModule sLogFileDialog("FileDialog");
WinFileDialogChild::WinFileDialogChild() {
MOZ_LOG(sLogFileDialog, LogLevel::Info, ("%s %p", __PRETTY_FUNCTION__, this));
};
WinFileDialogChild::~WinFileDialogChild() {
MOZ_LOG(sLogFileDialog, LogLevel::Info, ("%s %p", __PRETTY_FUNCTION__, this));
};
#define MOZ_ABORT_IF_ALREADY_USED() \
do { \
MOZ_RELEASE_ASSERT( \
!mUsed, "called Show* twice on a single WinFileDialog instance"); \
MOZ_LOG( \
sLogFileDialog, LogLevel::Info, \
("%s %p: first call to a Show* function", __PRETTY_FUNCTION__, this)); \
mUsed = true; \
} while (0)
template <size_t N>
WinFileDialogChild::IPCResult WinFileDialogChild::MakeIpcFailure(
HRESULT hr, const char (&what)[N]) {
CrashReporter::RecordAnnotationU32(
CrashReporter::Annotation::WindowsFileDialogErrorCode, hr);
return IPC_FAIL(this, what);
}
#define MOZ_IPC_ENSURE_HRESULT_OK(hr, what) \
do { \
MOZ_LOG(sLogFileDialog, LogLevel::Verbose, \
("checking HRESULT for %s", what)); \
HRESULT const _hr_ = (hr); \
if (FAILED(_hr_)) { \
MOZ_LOG(sLogFileDialog, LogLevel::Error, \
("HRESULT %8lX while %s", (hr), (what))); \
return MakeIpcFailure(_hr_, (what)); \
} \
} while (0)
WinFileDialogChild::IPCResult WinFileDialogChild::RecvShowFileDialog(
uintptr_t parentHwnd, FileDialogType type, nsTArray<Command> commands,
FileResolver&& resolver) {
MOZ_ABORT_IF_ALREADY_USED();
SpawnFilePicker(HWND(parentHwnd), type, std::move(commands))
->Then(
GetMainThreadSerialEventTarget(), __PRETTY_FUNCTION__,
[resolver = std::move(resolver)](Maybe<Results> const& res) {
resolver(res);
},
[self = RefPtr(this)](HRESULT hr) {
// this doesn't need to be returned anywhere; it'll crash the
// process as a side effect of construction
self->MakeIpcFailure(hr, "SpawnFilePicker");
});
return IPC_OK();
}
WinFileDialogChild::IPCResult WinFileDialogChild::RecvShowFolderDialog(
uintptr_t parentHwnd, nsTArray<Command> commands,
FolderResolver&& resolver) {
MOZ_ABORT_IF_ALREADY_USED();
SpawnFolderPicker(HWND(parentHwnd), std::move(commands))
->Then(
GetMainThreadSerialEventTarget(), __PRETTY_FUNCTION__,
[resolver = std::move(resolver)](Maybe<nsString> const& res) {
resolver(res);
},
[self = RefPtr(this), resolver](HRESULT hr) {
// this doesn't need to be returned anywhere; it'll crash the
// process as a side effect of construction
self->MakeIpcFailure(hr, "SpawnFolderPicker");
});
return IPC_OK();
}
#undef MOZ_IPC_ENSURE_HRESULT_OK
void WinFileDialogChild::ProcessingError(Result aCode, const char* aReason) {
detail::LogProcessingError(sLogFileDialog, this, aCode, aReason);
}
} // namespace mozilla::widget::filedialog