| // Copyright 2024 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "content/browser/renderer_host/navigation_transitions/navigation_transition_data.h" |
| |
| #include "components/viz/host/host_frame_sink_manager.h" |
| #include "content/browser/compositor/surface_utils.h" |
| |
| namespace content { |
| namespace { |
| // Use this to get a new unique ID for a NavigationTransitionData during |
| // construction. The returned ID is guaranteed to be nonzero (which is the "no |
| // ID" indicator). |
| int GenerateUniqueId() { |
| // Purposely differentiate from `NavigationEntryImpl::unique_id_`, which is |
| // 1-indexed. Helps with debugging. |
| static int unique_id_counter = 1000; |
| return unique_id_counter++; |
| } |
| } // namespace |
| |
| NavigationTransitionData::NavigationTransitionData() |
| : unique_id_(GenerateUniqueId()) {} |
| |
| void NavigationTransitionData::SetSameDocumentNavigationEntryScreenshotToken( |
| const std::optional<blink::SameDocNavigationScreenshotDestinationToken>& |
| token) { |
| viz::HostFrameSinkManager* manager = GetHostFrameSinkManager(); |
| CHECK(manager); |
| if (same_document_navigation_entry_screenshot_token_.has_value()) { |
| manager->InvalidateCopyOutputReadyCallback( |
| same_document_navigation_entry_screenshot_token_.value()); |
| } |
| same_document_navigation_entry_screenshot_token_ = token; |
| } |
| |
| } // namespace content |
