149 lines
5 KiB
C++
149 lines
5 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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#include "atom/browser/web_view/web_view_manager.h"
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#include "atom/browser/api/atom_api_web_contents.h"
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#include "atom/browser/atom_browser_context.h"
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#include "atom/browser/web_view/web_view_renderer_state.h"
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#include "atom/common/native_mate_converters/gurl_converter.h"
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#include "base/bind.h"
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#include "base/stl_util.h"
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#include "content/public/browser/browser_thread.h"
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#include "content/public/browser/render_process_host.h"
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#include "native_mate/dictionary.h"
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#include "native_mate/object_template_builder.h"
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#include "net/base/filename_util.h"
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#include "atom/common/node_includes.h"
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namespace mate {
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template<>
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struct Converter<content::WebContents*> {
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static bool FromV8(v8::Isolate* isolate, v8::Handle<v8::Value> val,
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content::WebContents** out) {
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atom::api::WebContents* contents;
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if (!Converter<atom::api::WebContents*>::FromV8(isolate, val, &contents))
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return false;
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*out = contents->web_contents();
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return true;
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}
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};
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template<>
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struct Converter<atom::WebViewManager::WebViewOptions> {
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static bool FromV8(v8::Isolate* isolate, v8::Handle<v8::Value> val,
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atom::WebViewManager::WebViewOptions* out) {
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Dictionary options;
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if (!ConvertFromV8(isolate, val, &options))
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return false;
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return options.Get("nodeIntegration", &(out->node_integration)) &&
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options.Get("plugins", &(out->plugins)) &&
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options.Get("preloadUrl", &(out->preload_url));
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}
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};
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} // namespace mate
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namespace atom {
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WebViewManager::WebViewManager(content::BrowserContext* context) {
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}
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WebViewManager::~WebViewManager() {
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}
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void WebViewManager::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 WebViewOptions& options) {
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web_contents_map_[guest_instance_id] = { web_contents, embedder };
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WebViewRendererState::WebViewInfo web_view_info = {
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guest_instance_id, options.node_integration, options.plugins
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};
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net::FileURLToFilePath(options.preload_url, &web_view_info.preload_script);
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content::BrowserThread::PostTask(
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content::BrowserThread::IO,
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FROM_HERE,
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base::Bind(&WebViewRendererState::AddGuest,
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base::Unretained(WebViewRendererState::GetInstance()),
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web_contents->GetRenderProcessHost()->GetID(),
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web_view_info));
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// Map the element in embedder to guest.
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ElementInstanceKey key(embedder, element_instance_id);
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element_instance_id_to_guest_map_[key] = guest_instance_id;
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}
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void WebViewManager::RemoveGuest(int guest_instance_id) {
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if (!ContainsKey(web_contents_map_, guest_instance_id)) {
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return;
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}
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auto web_contents = web_contents_map_[guest_instance_id].web_contents;
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content::BrowserThread::PostTask(
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content::BrowserThread::IO, FROM_HERE,
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base::Bind(
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&WebViewRendererState::RemoveGuest,
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base::Unretained(WebViewRendererState::GetInstance()),
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web_contents->GetRenderProcessHost()->GetID()));
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web_contents_map_.erase(guest_instance_id);
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// Remove the record of element in embedder too.
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for (const auto& element : element_instance_id_to_guest_map_)
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if (element.second == guest_instance_id) {
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element_instance_id_to_guest_map_.erase(element.first);
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break;
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}
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}
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content::WebContents* WebViewManager::GetGuestByInstanceID(
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content::WebContents* embedder,
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int element_instance_id) {
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ElementInstanceKey key(embedder, element_instance_id);
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if (!ContainsKey(element_instance_id_to_guest_map_, key))
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return nullptr;
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int guest_instance_id = element_instance_id_to_guest_map_[key];
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if (ContainsKey(web_contents_map_, guest_instance_id))
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return web_contents_map_[guest_instance_id].web_contents;
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else
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return nullptr;
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}
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bool WebViewManager::ForEachGuest(content::WebContents* embedder_web_contents,
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const GuestCallback& callback) {
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for (auto& item : web_contents_map_)
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if (item.second.embedder == embedder_web_contents &&
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callback.Run(item.second.web_contents))
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return true;
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return false;
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}
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} // namespace atom
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namespace {
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void Initialize(v8::Handle<v8::Object> exports, v8::Handle<v8::Value> unused,
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v8::Handle<v8::Context> context, void* priv) {
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using atom::WebViewManager;
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auto manager = static_cast<WebViewManager*>(
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atom::AtomBrowserContext::Get()->GetGuestManager());
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mate::Dictionary dict(context->GetIsolate(), exports);
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dict.SetMethod("addGuest",
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base::Bind(&WebViewManager::AddGuest,
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base::Unretained(manager)));
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dict.SetMethod("removeGuest",
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base::Bind(&WebViewManager::RemoveGuest,
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base::Unretained(manager)));
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}
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} // namespace
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NODE_MODULE_CONTEXT_AWARE_BUILTIN(atom_browser_web_view_manager, Initialize)
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