103 lines
3.3 KiB
C++
103 lines
3.3 KiB
C++
// Copyright (c) 2014 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef ATOM_BROWSER_WEB_VIEW_MANAGER_H_
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#define ATOM_BROWSER_WEB_VIEW_MANAGER_H_
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#include <map>
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#include "base/files/file_path.h"
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#include "base/synchronization/lock.h"
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#include "content/public/browser/browser_plugin_guest_manager.h"
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namespace content {
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class BrowserContext;
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class RenderProcessHost;
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}
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namespace atom {
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class WebViewManager : public content::BrowserPluginGuestManager {
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public:
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struct WebViewInfo {
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int guest_instance_id;
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content::WebContents* embedder;
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bool node_integration;
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bool plugins;
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bool disable_web_security;
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base::FilePath preload_script;
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};
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// Finds the WebViewManager attached with |process| and returns the
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// WebViewInfo of it.
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static bool GetInfoForProcess(content::RenderProcessHost* process,
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WebViewInfo* info);
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// Updates the guest process ID.
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static void UpdateGuestProcessID(content::RenderProcessHost* old_process,
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content::RenderProcessHost* new_process);
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explicit WebViewManager(content::BrowserContext* context);
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virtual ~WebViewManager();
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void AddGuest(int guest_instance_id,
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int element_instance_id,
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content::WebContents* embedder,
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content::WebContents* web_contents,
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const WebViewInfo& info);
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void RemoveGuest(int guest_instance_id);
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// Looks up the information for the embedder <webview> for a given render
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// view, if one exists. Called on the IO thread.
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bool GetInfo(int guest_process_id, WebViewInfo* webview_info);
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protected:
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// content::BrowserPluginGuestManager:
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content::WebContents* GetGuestByInstanceID(int owner_process_id,
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int element_instance_id) override;
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bool ForEachGuest(content::WebContents* embedder,
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const GuestCallback& callback) override;
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private:
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struct WebContentsWithEmbedder {
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content::WebContents* web_contents;
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content::WebContents* embedder;
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};
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// guest_instance_id => (web_contents, embedder)
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std::map<int, WebContentsWithEmbedder> web_contents_embdder_map_;
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struct ElementInstanceKey {
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int embedder_process_id;
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int element_instance_id;
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ElementInstanceKey(int embedder_process_id, int element_instance_id)
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: embedder_process_id(embedder_process_id),
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element_instance_id(element_instance_id) {}
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bool operator<(const ElementInstanceKey& other) const {
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if (embedder_process_id != other.embedder_process_id)
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return embedder_process_id < other.embedder_process_id;
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return element_instance_id < other.element_instance_id;
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}
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bool operator==(const ElementInstanceKey& other) const {
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return (embedder_process_id == other.embedder_process_id) &&
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(element_instance_id == other.element_instance_id);
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}
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};
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// (embedder_process_id, element_instance_id) => guest_instance_id
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std::map<ElementInstanceKey, int> element_instance_id_to_guest_map_;
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typedef std::map<int, WebViewInfo> WebViewInfoMap;
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// guest_process_id => (guest_instance_id, embedder, ...)
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WebViewInfoMap webview_info_map_;
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base::Lock lock_;
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DISALLOW_COPY_AND_ASSIGN(WebViewManager);
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};
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} // namespace atom
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#endif // ATOM_BROWSER_WEB_VIEW_MANAGER_H_
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