4e1b7bc33d
The methodology used to generate this CL is documented in https://crbug.com/1098010#c34. No-Try: true No-Presubmit: true Bug: 1098010 Change-Id: I8c0f009d16350271f07d8e5e561085822cc9dd27 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3895935 Owners-Override: Avi Drissman <avi@chromium.org> Reviewed-by: Mark Mentovai <mark@chromium.org> Commit-Queue: Mark Mentovai <mark@chromium.org> Auto-Submit: Avi Drissman <avi@chromium.org> Cr-Commit-Position: refs/heads/main@{#1047456}
71 lines
2.5 KiB
C++
71 lines
2.5 KiB
C++
// Copyright 2022 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef CONTENT_BROWSER_NAVIGATION_OR_DOCUMENT_HANDLE_H_
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#define CONTENT_BROWSER_NAVIGATION_OR_DOCUMENT_HANDLE_H_
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#include "base/memory/ref_counted.h"
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#include "base/memory/scoped_refptr.h"
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#include "base/memory/weak_ptr.h"
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#include "content/public/browser/global_routing_id.h"
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#include "content/public/browser/weak_document_ptr.h"
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namespace content {
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class FrameTreeNode;
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class WebContents;
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class NavigationRequest;
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class RenderFrameHostImpl;
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// This handle allows the user to attribute events to a navigation and a
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// document, supporting a seamless transfer from a navigation to a committed
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// document. Typically this is needed when processing events which are racing
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// against the navigation (e.g. notifications from the network service).
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class NavigationOrDocumentHandle
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: public base::RefCounted<NavigationOrDocumentHandle> {
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public:
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static scoped_refptr<NavigationOrDocumentHandle> CreateForDocument(
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GlobalRenderFrameHostId render_frame_host_id);
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static scoped_refptr<NavigationOrDocumentHandle> CreateForNavigation(
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NavigationRequest& navigation_request);
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// Returns NavigationRequest associated with this instance.
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// One of GetNavigationRequest()/GetDocument() would be non-null
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// depending on the state of the navigation unless they are destroyed.
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NavigationRequest* GetNavigationRequest() const;
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// Returns RenderFrameHost associated with this instance.
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RenderFrameHost* GetDocument() const;
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WebContents* GetWebContents() const;
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FrameTreeNode* GetFrameTreeNode() const;
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bool IsInPrimaryMainFrame() const;
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// Called when the navigation is committed. This is used to update
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// `render_frame_host_` before the navigation request is destroyed.
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void OnNavigationCommitted(NavigationRequest& navigation_request);
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private:
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friend class base::RefCounted<NavigationOrDocumentHandle>;
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explicit NavigationOrDocumentHandle(
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GlobalRenderFrameHostId render_frame_host_id);
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explicit NavigationOrDocumentHandle(NavigationRequest& navigation_request);
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~NavigationOrDocumentHandle();
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// Is set when this is created for a navigation request. Can be null after the
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// navigation is committed.
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base::WeakPtr<NavigationRequest> navigation_request_;
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// Is set when this is created for a document or after a navigation is
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// committed.
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base::WeakPtr<RenderFrameHostImpl> render_frame_host_;
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};
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} // namespace content
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#endif // CONTENT_BROWSER_NAVIGATION_OR_DOCUMENT_HANDLE_H_
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