chromium/chrome/browser/ui/tab_contents/chrome_web_contents_view_handle_drop.cc

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/ui/tab_contents/chrome_web_contents_view_handle_drop.h"

#include <optional>

#include "base/containers/contains.h"
#include "base/files/file_enumerator.h"
#include "base/files/file_util.h"
#include "base/memory/weak_ptr.h"
#include "base/strings/utf_string_conversions.h"
#include "base/task/thread_pool.h"
#include "chrome/browser/enterprise/connectors/analysis/content_analysis_delegate.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/safe_browsing/cloud_content_scanning/deep_scanning_utils.h"
#include "components/enterprise/common/files_scan_data.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_view_delegate.h"
#include "content/public/common/drop_data.h"
#include "ui/base/clipboard/file_info.h"

namespace {

void CompletionCallback(
    content::DropData drop_data,
    std::unique_ptr<enterprise_connectors::FilesScanData> files_scan_data,
    content::WebContentsViewDelegate::DropCompletionCallback callback,
    const enterprise_connectors::ContentAnalysisDelegate::Data& data,
    enterprise_connectors::ContentAnalysisDelegate::Result& result) { … }

// Helper class to handle WebContents being destroyed while files are opened in
// the threadpool. This class deletes itself either when it's no longer needed
// when ScanData is called, or when its corresponding web contents is destroyed
// so its weak ptrs are invalidated.
class HandleDropScanData : public content::WebContentsObserver { … };

}  // namespace

void HandleOnPerformingDrop(
    content::WebContents* web_contents,
    content::DropData drop_data,
    content::WebContentsViewDelegate::DropCompletionCallback callback) { … }