electron/atom/browser/api/atom_api_web_contents.cc

2114 lines
70 KiB
C++

// Copyright (c) 2014 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#include "atom/browser/api/atom_api_web_contents.h"
#include <set>
#include <string>
#include "atom/browser/api/atom_api_browser_window.h"
#include "atom/browser/api/atom_api_debugger.h"
#include "atom/browser/api/atom_api_session.h"
#include "atom/browser/atom_browser_client.h"
#include "atom/browser/atom_browser_context.h"
#include "atom/browser/atom_browser_main_parts.h"
#include "atom/browser/atom_javascript_dialog_manager.h"
#include "atom/browser/child_web_contents_tracker.h"
#include "atom/browser/lib/bluetooth_chooser.h"
#include "atom/browser/native_window.h"
#include "atom/browser/net/atom_network_delegate.h"
#if defined(ENABLE_OSR)
#include "atom/browser/osr/osr_output_device.h"
#include "atom/browser/osr/osr_render_widget_host_view.h"
#include "atom/browser/osr/osr_web_contents_view.h"
#endif
#include "atom/browser/ui/drag_util.h"
#include "atom/browser/web_contents_permission_helper.h"
#include "atom/browser/web_contents_preferences.h"
#include "atom/browser/web_contents_zoom_controller.h"
#include "atom/browser/web_view_guest_delegate.h"
#include "atom/common/api/api_messages.h"
#include "atom/common/api/event_emitter_caller.h"
#include "atom/common/color_util.h"
#include "atom/common/mouse_util.h"
#include "atom/common/native_mate_converters/blink_converter.h"
#include "atom/common/native_mate_converters/callback.h"
#include "atom/common/native_mate_converters/content_converter.h"
#include "atom/common/native_mate_converters/file_path_converter.h"
#include "atom/common/native_mate_converters/gfx_converter.h"
#include "atom/common/native_mate_converters/gurl_converter.h"
#include "atom/common/native_mate_converters/image_converter.h"
#include "atom/common/native_mate_converters/net_converter.h"
#include "atom/common/native_mate_converters/string16_converter.h"
#include "atom/common/native_mate_converters/value_converter.h"
#include "atom/common/options_switches.h"
#include "base/message_loop/message_loop.h"
#include "base/process/process_handle.h"
#include "base/strings/utf_string_conversions.h"
#include "base/threading/thread_task_runner_handle.h"
#include "base/values.h"
#include "brightray/browser/inspectable_web_contents.h"
#include "brightray/browser/inspectable_web_contents_view.h"
#include "chrome/browser/printing/print_preview_message_handler.h"
#include "chrome/browser/printing/print_view_manager_basic.h"
#include "chrome/browser/ssl/security_state_tab_helper.h"
#include "content/browser/renderer_host/render_widget_host_impl.h"
#include "content/browser/renderer_host/render_widget_host_view_base.h"
#include "content/browser/web_contents/web_contents_impl.h"
#include "content/common/view_messages.h"
#include "content/public/browser/child_process_security_policy.h"
#include "content/public/browser/favicon_status.h"
#include "content/public/browser/native_web_keyboard_event.h"
#include "content/public/browser/navigation_details.h"
#include "content/public/browser/navigation_entry.h"
#include "content/public/browser/navigation_handle.h"
#include "content/public/browser/plugin_service.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/render_widget_host.h"
#include "content/public/browser/render_widget_host_view.h"
#include "content/public/browser/resource_request_details.h"
#include "content/public/browser/service_worker_context.h"
#include "content/public/browser/site_instance.h"
#include "content/public/browser/storage_partition.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/context_menu_params.h"
#include "native_mate/converter.h"
#include "native_mate/dictionary.h"
#include "native_mate/object_template_builder.h"
#include "net/url_request/url_request_context.h"
#include "third_party/WebKit/public/platform/WebInputEvent.h"
#include "third_party/WebKit/public/web/WebFindOptions.h"
#include "ui/display/screen.h"
#include "ui/events/base_event_utils.h"
#include "ui/latency/latency_info.h"
#if !defined(OS_MACOSX)
#include "ui/aura/window.h"
#endif
#if defined(OS_LINUX) || defined(OS_WIN)
#include "content/public/common/renderer_preferences.h"
#include "ui/gfx/font_render_params.h"
#endif
#include "atom/common/node_includes.h"
namespace {
struct PrintSettings {
bool silent;
bool print_background;
base::string16 device_name;
};
} // namespace
namespace mate {
template<>
struct Converter<atom::SetSizeParams> {
static bool FromV8(v8::Isolate* isolate,
v8::Local<v8::Value> val,
atom::SetSizeParams* out) {
mate::Dictionary params;
if (!ConvertFromV8(isolate, val, &params))
return false;
bool autosize;
if (params.Get("enableAutoSize", &autosize))
out->enable_auto_size.reset(new bool(true));
gfx::Size size;
if (params.Get("min", &size))
out->min_size.reset(new gfx::Size(size));
if (params.Get("max", &size))
out->max_size.reset(new gfx::Size(size));
if (params.Get("normal", &size))
out->normal_size.reset(new gfx::Size(size));
return true;
}
};
template<>
struct Converter<PrintSettings> {
static bool FromV8(v8::Isolate* isolate, v8::Local<v8::Value> val,
PrintSettings* out) {
mate::Dictionary dict;
if (!ConvertFromV8(isolate, val, &dict))
return false;
dict.Get("silent", &(out->silent));
dict.Get("printBackground", &(out->print_background));
dict.Get("deviceName", &(out->device_name));
return true;
}
};
template<>
struct Converter<printing::PrinterBasicInfo> {
static v8::Local<v8::Value> ToV8(v8::Isolate* isolate,
const printing::PrinterBasicInfo& val) {
mate::Dictionary dict(isolate, v8::Object::New(isolate));
dict.Set("name", val.printer_name);
dict.Set("description", val.printer_description);
dict.Set("status", val.printer_status);
dict.Set("isDefault", val.is_default ? true : false);
dict.Set("options", val.options);
return dict.GetHandle();
}
};
template<>
struct Converter<WindowOpenDisposition> {
static v8::Local<v8::Value> ToV8(v8::Isolate* isolate,
WindowOpenDisposition val) {
std::string disposition = "other";
switch (val) {
case WindowOpenDisposition::CURRENT_TAB:
disposition = "default";
break;
case WindowOpenDisposition::NEW_FOREGROUND_TAB:
disposition = "foreground-tab";
break;
case WindowOpenDisposition::NEW_BACKGROUND_TAB:
disposition = "background-tab";
break;
case WindowOpenDisposition::NEW_POPUP:
case WindowOpenDisposition::NEW_WINDOW:
disposition = "new-window";
break;
case WindowOpenDisposition::SAVE_TO_DISK:
disposition = "save-to-disk";
break;
default:
break;
}
return mate::ConvertToV8(isolate, disposition);
}
};
template<>
struct Converter<content::SavePageType> {
static bool FromV8(v8::Isolate* isolate, v8::Local<v8::Value> val,
content::SavePageType* out) {
std::string save_type;
if (!ConvertFromV8(isolate, val, &save_type))
return false;
save_type = base::ToLowerASCII(save_type);
if (save_type == "htmlonly") {
*out = content::SAVE_PAGE_TYPE_AS_ONLY_HTML;
} else if (save_type == "htmlcomplete") {
*out = content::SAVE_PAGE_TYPE_AS_COMPLETE_HTML;
} else if (save_type == "mhtml") {
*out = content::SAVE_PAGE_TYPE_AS_MHTML;
} else {
return false;
}
return true;
}
};
template<>
struct Converter<atom::api::WebContents::Type> {
static v8::Local<v8::Value> ToV8(v8::Isolate* isolate,
atom::api::WebContents::Type val) {
using Type = atom::api::WebContents::Type;
std::string type = "";
switch (val) {
case Type::BACKGROUND_PAGE: type = "backgroundPage"; break;
case Type::BROWSER_WINDOW: type = "window"; break;
case Type::BROWSER_VIEW: type = "browserView"; break;
case Type::REMOTE: type = "remote"; break;
case Type::WEB_VIEW: type = "webview"; break;
case Type::OFF_SCREEN: type = "offscreen"; break;
default: break;
}
return mate::ConvertToV8(isolate, type);
}
static bool FromV8(v8::Isolate* isolate, v8::Local<v8::Value> val,
atom::api::WebContents::Type* out) {
using Type = atom::api::WebContents::Type;
std::string type;
if (!ConvertFromV8(isolate, val, &type))
return false;
if (type == "backgroundPage") {
*out = Type::BACKGROUND_PAGE;
} else if (type == "browserView") {
*out = Type::BROWSER_VIEW;
} else if (type == "webview") {
*out = Type::WEB_VIEW;
#if defined(ENABLE_OSR)
} else if (type == "offscreen") {
*out = Type::OFF_SCREEN;
#endif
} else {
return false;
}
return true;
}
};
} // namespace mate
namespace atom {
namespace api {
namespace {
content::ServiceWorkerContext* GetServiceWorkerContext(
const content::WebContents* web_contents) {
auto context = web_contents->GetBrowserContext();
auto site_instance = web_contents->GetSiteInstance();
if (!context || !site_instance)
return nullptr;
auto storage_partition =
content::BrowserContext::GetStoragePartition(context, site_instance);
if (!storage_partition)
return nullptr;
return storage_partition->GetServiceWorkerContext();
}
// Called when CapturePage is done.
void OnCapturePageDone(const base::Callback<void(const gfx::Image&)>& callback,
const SkBitmap& bitmap,
content::ReadbackResponse response) {
callback.Run(gfx::Image::CreateFrom1xBitmap(bitmap));
}
} // namespace
struct WebContents::FrameDispatchHelper {
WebContents* api_web_contents;
content::RenderFrameHost* rfh;
bool Send(IPC::Message* msg) { return rfh->Send(msg); }
void OnSetTemporaryZoomLevel(double level, IPC::Message* reply_msg) {
api_web_contents->OnSetTemporaryZoomLevel(rfh, level, reply_msg);
}
void OnGetZoomLevel(IPC::Message* reply_msg) {
api_web_contents->OnGetZoomLevel(rfh, reply_msg);
}
void OnRendererMessageSync(const base::string16& channel,
const base::ListValue& args,
IPC::Message* message) {
api_web_contents->OnRendererMessageSync(rfh, channel, args, message);
}
};
WebContents::WebContents(v8::Isolate* isolate,
content::WebContents* web_contents,
Type type)
: content::WebContentsObserver(web_contents),
embedder_(nullptr),
zoom_controller_(nullptr),
type_(type),
request_id_(0),
background_throttling_(true),
enable_devtools_(true) {
const mate::Dictionary options = mate::Dictionary::CreateEmpty(isolate);
if (type == REMOTE) {
web_contents->SetUserAgentOverride(GetBrowserContext()->GetUserAgent());
Init(isolate);
AttachAsUserData(web_contents);
InitZoomController(web_contents, options);
} else {
auto session = Session::CreateFrom(isolate, GetBrowserContext());
session_.Reset(isolate, session.ToV8());
InitWithSessionAndOptions(isolate, web_contents, session, options);
}
}
WebContents::WebContents(v8::Isolate* isolate, const mate::Dictionary& options)
: embedder_(nullptr),
zoom_controller_(nullptr),
type_(BROWSER_WINDOW),
request_id_(0),
background_throttling_(true),
enable_devtools_(true) {
// WebContents may need to emit events when it is garbage collected, so it
// has to be deleted in the first gc callback.
MarkHighMemoryUsage();
// Read options.
options.Get("backgroundThrottling", &background_throttling_);
// FIXME(zcbenz): We should read "type" parameter for better design, but
// on Windows we have encountered a compiler bug that if we read "type"
// from |options| and then set |type_|, a memory corruption will happen
// and Electron will soon crash.
// Remvoe this after we upgraded to use VS 2015 Update 3.
bool b = false;
if (options.Get("isGuest", &b) && b)
type_ = WEB_VIEW;
else if (options.Get("isBackgroundPage", &b) && b)
type_ = BACKGROUND_PAGE;
else if (options.Get("isBrowserView", &b) && b)
type_ = BROWSER_VIEW;
#if defined(ENABLE_OSR)
else if (options.Get("offscreen", &b) && b)
type_ = OFF_SCREEN;
#endif
// Init embedder earlier
options.Get("embedder", &embedder_);
// Whether to enable DevTools.
options.Get("devTools", &enable_devtools_);
// Obtain the session.
std::string partition;
mate::Handle<api::Session> session;
if (options.Get("session", &session) && !session.IsEmpty()) {
} else if (options.Get("partition", &partition)) {
session = Session::FromPartition(isolate, partition);
} else {
// Use the default session if not specified.
session = Session::FromPartition(isolate, "");
}
session_.Reset(isolate, session.ToV8());
content::WebContents* web_contents;
if (IsGuest()) {
scoped_refptr<content::SiteInstance> site_instance =
content::SiteInstance::CreateForURL(
session->browser_context(), GURL("chrome-guest://fake-host"));
content::WebContents::CreateParams params(
session->browser_context(), site_instance);
guest_delegate_.reset(new WebViewGuestDelegate);
params.guest_delegate = guest_delegate_.get();
#if defined(ENABLE_OSR)
if (embedder_ && embedder_->IsOffScreen()) {
auto* view = new OffScreenWebContentsView(false,
base::Bind(&WebContents::OnPaint, base::Unretained(this)));
params.view = view;
params.delegate_view = view;
web_contents = content::WebContents::Create(params);
view->SetWebContents(web_contents);
} else {
#endif
web_contents = content::WebContents::Create(params);
#if defined(ENABLE_OSR)
}
} else if (IsOffScreen()) {
bool transparent = false;
options.Get("transparent", &transparent);
content::WebContents::CreateParams params(session->browser_context());
auto* view = new OffScreenWebContentsView(transparent,
base::Bind(&WebContents::OnPaint, base::Unretained(this)));
params.view = view;
params.delegate_view = view;
web_contents = content::WebContents::Create(params);
view->SetWebContents(web_contents);
#endif
} else {
content::WebContents::CreateParams params(session->browser_context());
web_contents = content::WebContents::Create(params);
}
InitWithSessionAndOptions(isolate, web_contents, session, options);
}
void WebContents::InitZoomController(content::WebContents* web_contents,
const mate::Dictionary& options) {
WebContentsZoomController::CreateForWebContents(web_contents);
zoom_controller_ = WebContentsZoomController::FromWebContents(web_contents);
double zoom_factor;
if (options.Get(options::kZoomFactor, &zoom_factor))
zoom_controller_->SetDefaultZoomFactor(zoom_factor);
}
void WebContents::InitWithSessionAndOptions(v8::Isolate* isolate,
content::WebContents *web_contents,
mate::Handle<api::Session> session,
const mate::Dictionary& options) {
Observe(web_contents);
InitWithWebContents(web_contents, session->browser_context());
managed_web_contents()->GetView()->SetDelegate(this);
#if defined(OS_LINUX) || defined(OS_WIN)
// Update font settings.
auto* prefs = web_contents->GetMutableRendererPrefs();
CR_DEFINE_STATIC_LOCAL(const gfx::FontRenderParams, params,
(gfx::GetFontRenderParams(gfx::FontRenderParamsQuery(), nullptr)));
prefs->should_antialias_text = params.antialiasing;
prefs->use_subpixel_positioning = params.subpixel_positioning;
prefs->hinting = params.hinting;
prefs->use_autohinter = params.autohinter;
prefs->use_bitmaps = params.use_bitmaps;
prefs->subpixel_rendering = params.subpixel_rendering;
#endif
// Save the preferences in C++.
new WebContentsPreferences(web_contents, options);
// Initialize permission helper.
WebContentsPermissionHelper::CreateForWebContents(web_contents);
// Initialize security state client.
SecurityStateTabHelper::CreateForWebContents(web_contents);
// Initialize zoom controller.
InitZoomController(web_contents, options);
web_contents->SetUserAgentOverride(GetBrowserContext()->GetUserAgent());
if (IsGuest()) {
guest_delegate_->Initialize(this);
NativeWindow* owner_window = nullptr;
if (embedder_) {
// New WebContents's owner_window is the embedder's owner_window.
auto relay =
NativeWindowRelay::FromWebContents(embedder_->web_contents());
if (relay)
owner_window = relay->window.get();
}
if (owner_window)
SetOwnerWindow(owner_window);
}
Init(isolate);
AttachAsUserData(web_contents);
}
WebContents::~WebContents() {
// The destroy() is called.
if (managed_web_contents()) {
managed_web_contents()->GetView()->SetDelegate(nullptr);
// For webview we need to tell content module to do some cleanup work before
// destroying it.
if (type_ == WEB_VIEW)
guest_delegate_->Destroy();
RenderViewDeleted(web_contents()->GetRenderViewHost());
if (type_ == WEB_VIEW) {
DestroyWebContents(false /* async */);
} else {
if (type_ == BROWSER_WINDOW && owner_window()) {
for (ExtendedWebContentsObserver& observer : observers_)
observer.OnCloseContents();
} else {
DestroyWebContents(true /* async */);
}
// The WebContentsDestroyed will not be called automatically because we
// destroy the webContents in the next tick. So we have to manually
// call it here to make sure "destroyed" event is emitted.
WebContentsDestroyed();
}
}
}
void WebContents::DestroyWebContents(bool async) {
// This event is only for internal use, which is emitted when WebContents is
// being destroyed.
Emit("will-destroy");
ResetManagedWebContents(async);
}
bool WebContents::DidAddMessageToConsole(content::WebContents* source,
int32_t level,
const base::string16& message,
int32_t line_no,
const base::string16& source_id) {
return Emit("console-message", level, message, line_no, source_id);
}
void WebContents::OnCreateWindow(
const GURL& target_url,
const std::string& frame_name,
WindowOpenDisposition disposition,
const std::vector<std::string>& features,
const scoped_refptr<content::ResourceRequestBody>& body) {
if (type_ == BROWSER_WINDOW || type_ == OFF_SCREEN)
Emit("-new-window", target_url, frame_name, disposition, features, body);
else
Emit("new-window", target_url, frame_name, disposition, features);
}
void WebContents::WebContentsCreated(
content::WebContents* source_contents,
int opener_render_process_id,
int opener_render_frame_id,
const std::string& frame_name,
const GURL& target_url,
content::WebContents* new_contents) {
v8::Locker locker(isolate());
v8::HandleScope handle_scope(isolate());
auto api_web_contents = CreateFrom(isolate(), new_contents, BROWSER_WINDOW);
Emit("-web-contents-created", api_web_contents, target_url, frame_name);
}
void WebContents::AddNewContents(content::WebContents* source,
content::WebContents* new_contents,
WindowOpenDisposition disposition,
const gfx::Rect& initial_rect,
bool user_gesture,
bool* was_blocked) {
new ChildWebContentsTracker(new_contents);
v8::Locker locker(isolate());
v8::HandleScope handle_scope(isolate());
auto api_web_contents = CreateFrom(isolate(), new_contents);
if (Emit("-add-new-contents", api_web_contents, disposition, user_gesture,
initial_rect.x(), initial_rect.y(), initial_rect.width(),
initial_rect.height())) {
api_web_contents->DestroyWebContents(true /* async */);
}
}
content::WebContents* WebContents::OpenURLFromTab(
content::WebContents* source,
const content::OpenURLParams& params) {
if (params.disposition != WindowOpenDisposition::CURRENT_TAB) {
if (type_ == BROWSER_WINDOW || type_ == OFF_SCREEN)
Emit("-new-window", params.url, "", params.disposition);
else
Emit("new-window", params.url, "", params.disposition);
return nullptr;
}
// Give user a chance to cancel navigation.
if (Emit("will-navigate", params.url))
return nullptr;
// Don't load the URL if the web contents was marked as destroyed from a
// will-navigate event listener
if (IsDestroyed())
return nullptr;
return CommonWebContentsDelegate::OpenURLFromTab(source, params);
}
void WebContents::BeforeUnloadFired(content::WebContents* tab,
bool proceed,
bool* proceed_to_fire_unload) {
if (type_ == BROWSER_WINDOW || type_ == OFF_SCREEN)
*proceed_to_fire_unload = proceed;
else
*proceed_to_fire_unload = true;
}
void WebContents::MoveContents(content::WebContents* source,
const gfx::Rect& pos) {
Emit("move", pos);
}
void WebContents::CloseContents(content::WebContents* source) {
Emit("close");
if (managed_web_contents())
managed_web_contents()->GetView()->SetDelegate(nullptr);
for (ExtendedWebContentsObserver& observer : observers_)
observer.OnCloseContents();
}
void WebContents::ActivateContents(content::WebContents* source) {
Emit("activate");
}
void WebContents::UpdateTargetURL(content::WebContents* source,
const GURL& url) {
Emit("update-target-url", url);
}
bool WebContents::IsPopupOrPanel(const content::WebContents* source) const {
return type_ == BROWSER_WINDOW;
}
void WebContents::HandleKeyboardEvent(
content::WebContents* source,
const content::NativeWebKeyboardEvent& event) {
if (type_ == WEB_VIEW && embedder_) {
// Send the unhandled keyboard events back to the embedder.
embedder_->HandleKeyboardEvent(source, event);
} else {
// Go to the default keyboard handling.
CommonWebContentsDelegate::HandleKeyboardEvent(source, event);
}
}
content::KeyboardEventProcessingResult WebContents::PreHandleKeyboardEvent(
content::WebContents* source,
const content::NativeWebKeyboardEvent& event) {
if (event.GetType() == blink::WebInputEvent::Type::kRawKeyDown ||
event.GetType() == blink::WebInputEvent::Type::kKeyUp) {
bool prevent_default = Emit("before-input-event", event);
if (prevent_default) {
return content::KeyboardEventProcessingResult::HANDLED;
}
}
return content::KeyboardEventProcessingResult::NOT_HANDLED;
}
void WebContents::EnterFullscreenModeForTab(content::WebContents* source,
const GURL& origin) {
auto permission_helper =
WebContentsPermissionHelper::FromWebContents(source);
auto callback = base::Bind(&WebContents::OnEnterFullscreenModeForTab,
base::Unretained(this), source, origin);
permission_helper->RequestFullscreenPermission(callback);
}
void WebContents::OnEnterFullscreenModeForTab(content::WebContents* source,
const GURL& origin,
bool allowed) {
if (!allowed)
return;
CommonWebContentsDelegate::EnterFullscreenModeForTab(source, origin);
Emit("enter-html-full-screen");
}
void WebContents::ExitFullscreenModeForTab(content::WebContents* source) {
CommonWebContentsDelegate::ExitFullscreenModeForTab(source);
Emit("leave-html-full-screen");
}
void WebContents::RendererUnresponsive(
content::WebContents* source,
const content::WebContentsUnresponsiveState& unresponsive_state) {
Emit("unresponsive");
}
void WebContents::RendererResponsive(content::WebContents* source) {
Emit("responsive");
for (ExtendedWebContentsObserver& observer : observers_)
observer.OnRendererResponsive();
}
bool WebContents::HandleContextMenu(const content::ContextMenuParams& params) {
if (params.custom_context.is_pepper_menu) {
Emit("pepper-context-menu",
std::make_pair(params, web_contents()),
base::Bind(&content::WebContents::NotifyContextMenuClosed,
base::Unretained(web_contents()), params.custom_context));
} else {
Emit("context-menu", std::make_pair(params, web_contents()));
}
return true;
}
bool WebContents::OnGoToEntryOffset(int offset) {
GoToOffset(offset);
return false;
}
void WebContents::FindReply(content::WebContents* web_contents,
int request_id,
int number_of_matches,
const gfx::Rect& selection_rect,
int active_match_ordinal,
bool final_update) {
if (!final_update)
return;
v8::Locker locker(isolate());
v8::HandleScope handle_scope(isolate());
mate::Dictionary result = mate::Dictionary::CreateEmpty(isolate());
result.Set("requestId", request_id);
result.Set("matches", number_of_matches);
result.Set("selectionArea", selection_rect);
result.Set("activeMatchOrdinal", active_match_ordinal);
result.Set("finalUpdate", final_update); // Deprecate after 2.0
Emit("found-in-page", result);
}
bool WebContents::CheckMediaAccessPermission(
content::WebContents* web_contents,
const GURL& security_origin,
content::MediaStreamType type) {
return true;
}
void WebContents::RequestMediaAccessPermission(
content::WebContents* web_contents,
const content::MediaStreamRequest& request,
const content::MediaResponseCallback& callback) {
auto permission_helper =
WebContentsPermissionHelper::FromWebContents(web_contents);
permission_helper->RequestMediaAccessPermission(request, callback);
}
void WebContents::RequestToLockMouse(
content::WebContents* web_contents,
bool user_gesture,
bool last_unlocked_by_target) {
auto permission_helper =
WebContentsPermissionHelper::FromWebContents(web_contents);
permission_helper->RequestPointerLockPermission(user_gesture);
}
std::unique_ptr<content::BluetoothChooser> WebContents::RunBluetoothChooser(
content::RenderFrameHost* frame,
const content::BluetoothChooser::EventHandler& event_handler) {
std::unique_ptr<BluetoothChooser> bluetooth_chooser(
new BluetoothChooser(this, event_handler));
return std::move(bluetooth_chooser);
}
content::JavaScriptDialogManager*
WebContents::GetJavaScriptDialogManager(
content::WebContents* source) {
if (!dialog_manager_)
dialog_manager_.reset(new AtomJavaScriptDialogManager(this));
return dialog_manager_.get();
}
void WebContents::BeforeUnloadFired(const base::TimeTicks& proceed_time) {
// Do nothing, we override this method just to avoid compilation error since
// there are two virtual functions named BeforeUnloadFired.
}
void WebContents::RenderViewCreated(content::RenderViewHost* render_view_host) {
const auto impl = content::RenderWidgetHostImpl::FromID(
render_view_host->GetProcess()->GetID(),
render_view_host->GetRoutingID());
if (impl)
impl->disable_hidden_ = !background_throttling_;
}
void WebContents::RenderViewDeleted(content::RenderViewHost* render_view_host) {
Emit("render-view-deleted", render_view_host->GetProcess()->GetID());
}
void WebContents::RenderProcessGone(base::TerminationStatus status) {
Emit("crashed", status == base::TERMINATION_STATUS_PROCESS_WAS_KILLED);
}
void WebContents::PluginCrashed(const base::FilePath& plugin_path,
base::ProcessId plugin_pid) {
content::WebPluginInfo info;
auto plugin_service = content::PluginService::GetInstance();
plugin_service->GetPluginInfoByPath(plugin_path, &info);
Emit("plugin-crashed", info.name, info.version);
}
void WebContents::MediaStartedPlaying(const MediaPlayerInfo& video_type,
const MediaPlayerId& id) {
Emit("media-started-playing");
}
void WebContents::MediaStoppedPlaying(const MediaPlayerInfo& video_type,
const MediaPlayerId& id) {
Emit("media-paused");
}
void WebContents::DidChangeThemeColor(SkColor theme_color) {
if (theme_color != SK_ColorTRANSPARENT) {
Emit("did-change-theme-color", atom::ToRGBHex(theme_color));
} else {
Emit("did-change-theme-color", nullptr);
}
}
void WebContents::DocumentLoadedInFrame(
content::RenderFrameHost* render_frame_host) {
if (!render_frame_host->GetParent())
Emit("dom-ready");
}
void WebContents::DidFinishLoad(content::RenderFrameHost* render_frame_host,
const GURL& validated_url) {
bool is_main_frame = !render_frame_host->GetParent();
Emit("did-frame-finish-load", is_main_frame);
if (is_main_frame)
Emit("did-finish-load");
}
void WebContents::DidFailLoad(content::RenderFrameHost* render_frame_host,
const GURL& url,
int error_code,
const base::string16& error_description) {
bool is_main_frame = !render_frame_host->GetParent();
Emit("did-fail-load", error_code, error_description, url, is_main_frame);
}
void WebContents::DidStartLoading() {
Emit("did-start-loading");
}
void WebContents::DidStopLoading() {
Emit("did-stop-loading");
}
void WebContents::DidGetResourceResponseStart(
const content::ResourceRequestDetails& details) {
Emit("did-get-response-details",
details.socket_address.IsEmpty(),
details.url,
details.original_url,
details.http_response_code,
details.method,
details.referrer,
details.headers.get(),
ResourceTypeToString(details.resource_type));
}
void WebContents::DidGetRedirectForResourceRequest(
const content::ResourceRedirectDetails& details) {
Emit("did-get-redirect-request",
details.url,
details.new_url,
(details.resource_type == content::RESOURCE_TYPE_MAIN_FRAME),
details.http_response_code,
details.method,
details.referrer,
details.headers.get());
}
void WebContents::DidFinishNavigation(
content::NavigationHandle* navigation_handle) {
bool is_main_frame = navigation_handle->IsInMainFrame();
if (navigation_handle->HasCommitted() && !navigation_handle->IsErrorPage()) {
auto url = navigation_handle->GetURL();
bool is_same_document = navigation_handle->IsSameDocument();
if (is_main_frame && !is_same_document) {
Emit("did-navigate", url);
} else if (is_same_document) {
Emit("did-navigate-in-page", url, is_main_frame);
}
} else {
auto url = navigation_handle->GetURL();
int code = navigation_handle->GetNetErrorCode();
auto description = net::ErrorToShortString(code);
Emit("did-fail-provisional-load", code, description, url, is_main_frame);
// Do not emit "did-fail-load" for canceled requests.
if (code != net::ERR_ABORTED)
Emit("did-fail-load", code, description, url, is_main_frame);
}
}
void WebContents::TitleWasSet(content::NavigationEntry* entry) {
auto title = entry ? entry->GetTitle() : base::string16();
bool explicit_set;
base::string16 final_title;
if (entry && entry->GetURL().SchemeIsFile() && title.empty()) {
final_title = base::UTF8ToUTF16(entry->GetURL().ExtractFileName());
explicit_set = false;
} else {
base::TrimWhitespace(title, base::TRIM_ALL, &final_title);
explicit_set = true;
}
Emit("page-title-updated", final_title, explicit_set);
}
void WebContents::DidUpdateFaviconURL(
const std::vector<content::FaviconURL>& urls) {
std::set<GURL> unique_urls;
for (const auto& iter : urls) {
if (iter.icon_type != content::FaviconURL::IconType::kFavicon)
continue;
const GURL& url = iter.icon_url;
if (url.is_valid())
unique_urls.insert(url);
}
Emit("page-favicon-updated", unique_urls);
}
void WebContents::DevToolsReloadPage() {
Emit("devtools-reload-page");
}
void WebContents::DevToolsFocused() {
Emit("devtools-focused");
}
void WebContents::DevToolsOpened() {
v8::Locker locker(isolate());
v8::HandleScope handle_scope(isolate());
auto handle = WebContents::CreateFrom(
isolate(), managed_web_contents()->GetDevToolsWebContents());
devtools_web_contents_.Reset(isolate(), handle.ToV8());
// Set inspected tabID.
base::Value tab_id(ID());
managed_web_contents()->CallClientFunction(
"DevToolsAPI.setInspectedTabId", &tab_id, nullptr, nullptr);
// Inherit owner window in devtools when it doesn't have one.
auto* devtools = managed_web_contents()->GetDevToolsWebContents();
bool has_window = devtools->GetUserData(NativeWindowRelay::UserDataKey());
if (owner_window() && !has_window)
handle->SetOwnerWindow(devtools, owner_window());
Emit("devtools-opened");
}
void WebContents::DevToolsClosed() {
v8::Locker locker(isolate());
v8::HandleScope handle_scope(isolate());
devtools_web_contents_.Reset();
Emit("devtools-closed");
}
void WebContents::ShowAutofillPopup(content::RenderFrameHost* frame_host,
const gfx::RectF& bounds,
const std::vector<base::string16>& values,
const std::vector<base::string16>& labels) {
auto relay = NativeWindowRelay::FromWebContents(web_contents());
if (relay) {
relay->window->ShowAutofillPopup(
frame_host, web_contents(), bounds, values, labels);
}
}
// Should only be used for IPC message maps
bool WebContents::Send(IPC::Message* message) {
auto host = web_contents()->GetRenderViewHost();
if (host)
return host->Send(message);
return false;
}
bool WebContents::OnMessageReceived(const IPC::Message& message) {
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(WebContents, message)
IPC_MESSAGE_HANDLER_CODE(ViewHostMsg_SetCursor, OnCursorChange,
handled = false)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
return handled;
}
bool WebContents::OnMessageReceived(const IPC::Message& message,
content::RenderFrameHost* frame_host) {
bool handled = true;
FrameDispatchHelper helper = {this, frame_host};
auto relay = NativeWindowRelay::FromWebContents(web_contents());
if (relay) {
IPC_BEGIN_MESSAGE_MAP_WITH_PARAM(NativeWindow, message, frame_host)
IPC_MESSAGE_FORWARD(AtomAutofillFrameHostMsg_HidePopup,
relay->window.get(), NativeWindow::HideAutofillPopup)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
}
IPC_BEGIN_MESSAGE_MAP_WITH_PARAM(WebContents, message, frame_host)
IPC_MESSAGE_HANDLER(AtomFrameHostMsg_Message, OnRendererMessage)
IPC_MESSAGE_FORWARD_DELAY_REPLY(AtomFrameHostMsg_Message_Sync, &helper,
FrameDispatchHelper::OnRendererMessageSync)
IPC_MESSAGE_FORWARD_DELAY_REPLY(
AtomFrameHostMsg_SetTemporaryZoomLevel, &helper,
FrameDispatchHelper::OnSetTemporaryZoomLevel)
IPC_MESSAGE_FORWARD_DELAY_REPLY(AtomFrameHostMsg_GetZoomLevel, &helper,
FrameDispatchHelper::OnGetZoomLevel)
IPC_MESSAGE_HANDLER(AtomAutofillFrameHostMsg_ShowPopup, ShowAutofillPopup)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
return handled;
}
// There are three ways of destroying a webContents:
// 1. call webContents.destroy();
// 2. garbage collection;
// 3. user closes the window of webContents;
// For webview only #1 will happen, for BrowserWindow both #1 and #3 may
// happen. The #2 should never happen for webContents, because webview is
// managed by GuestViewManager, and BrowserWindow's webContents is managed
// by api::BrowserWindow.
// For #1, the destructor will do the cleanup work and we only need to make
// sure "destroyed" event is emitted. For #3, the content::WebContents will
// be destroyed on close, and WebContentsDestroyed would be called for it, so
// we need to make sure the api::WebContents is also deleted.
void WebContents::WebContentsDestroyed() {
// Cleanup relationships with other parts.
RemoveFromWeakMap();
// We can not call Destroy here because we need to call Emit first, but we
// also do not want any method to be used, so just mark as destroyed here.
MarkDestroyed();
Emit("destroyed");
// Destroy the native class in next tick.
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE, GetDestroyClosure());
}
void WebContents::NavigationEntryCommitted(
const content::LoadCommittedDetails& details) {
Emit("navigation-entry-commited", details.entry->GetURL(),
details.is_same_document, details.did_replace_entry);
}
int64_t WebContents::GetIDForContents(content::WebContents* web_contents) {
int64_t process_id = web_contents->GetMainFrame()->GetProcess()->GetID();
int64_t routing_id = web_contents->GetMainFrame()->GetRoutingID();
int64_t rv = (process_id << 32) + routing_id;
return rv;
}
int64_t WebContents::GetID() const {
return WebContents::GetIDForContents(web_contents());
}
int WebContents::GetProcessID() const {
return web_contents()->GetMainFrame()->GetProcess()->GetID();
}
base::ProcessId WebContents::GetOSProcessID() const {
auto process_handle =
web_contents()->GetMainFrame()->GetProcess()->GetHandle();
return base::GetProcId(process_handle);
}
WebContents::Type WebContents::GetType() const {
return type_;
}
bool WebContents::Equal(const WebContents* web_contents) const {
return GetID() == web_contents->GetID();
}
void WebContents::LoadURL(const GURL& url, const mate::Dictionary& options) {
if (!url.is_valid() || url.spec().size() > url::kMaxURLChars) {
Emit("did-fail-load",
static_cast<int>(net::ERR_INVALID_URL),
net::ErrorToShortString(net::ERR_INVALID_URL),
url.possibly_invalid_spec(),
true);
return;
}
if (guest_delegate_ && !guest_delegate_->IsAttached()) {
return;
}
content::NavigationController::LoadURLParams params(url);
GURL http_referrer;
if (options.Get("httpReferrer", &http_referrer))
params.referrer = content::Referrer(http_referrer.GetAsReferrer(),
blink::kWebReferrerPolicyDefault);
std::string user_agent;
if (options.Get("userAgent", &user_agent))
web_contents()->SetUserAgentOverride(user_agent);
std::string extra_headers;
if (options.Get("extraHeaders", &extra_headers))
params.extra_headers = extra_headers;
scoped_refptr<content::ResourceRequestBody> body;
if (options.Get("postData", &body)) {
params.post_data = body;
params.load_type = content::NavigationController::LOAD_TYPE_HTTP_POST;
}
GURL base_url_for_data_url;
if (options.Get("baseURLForDataURL", &base_url_for_data_url)) {
params.base_url_for_data_url = base_url_for_data_url;
params.load_type = content::NavigationController::LOAD_TYPE_DATA;
}
params.transition_type = ui::PAGE_TRANSITION_TYPED;
params.should_clear_history_list = true;
params.override_user_agent = content::NavigationController::UA_OVERRIDE_TRUE;
web_contents()->GetController().LoadURLWithParams(params);
// Set the background color of RenderWidgetHostView.
// We have to call it right after LoadURL because the RenderViewHost is only
// created after loading a page.
const auto view = web_contents()->GetRenderWidgetHostView();
if (view) {
WebContentsPreferences* web_preferences =
WebContentsPreferences::FromWebContents(web_contents());
std::string color_name;
if (web_preferences->web_preferences()->GetString(options::kBackgroundColor,
&color_name)) {
view->SetBackgroundColor(ParseHexColor(color_name));
} else {
view->SetBackgroundColor(SK_ColorTRANSPARENT);
}
}
}
void WebContents::DownloadURL(const GURL& url) {
auto browser_context = web_contents()->GetBrowserContext();
auto download_manager =
content::BrowserContext::GetDownloadManager(browser_context);
download_manager->DownloadUrl(
content::DownloadUrlParameters::CreateForWebContentsMainFrame(
web_contents(), url, NO_TRAFFIC_ANNOTATION_YET));
}
GURL WebContents::GetURL() const {
return web_contents()->GetURL();
}
base::string16 WebContents::GetTitle() const {
return web_contents()->GetTitle();
}
bool WebContents::IsLoading() const {
return web_contents()->IsLoading();
}
bool WebContents::IsLoadingMainFrame() const {
// Comparing site instances works because Electron always creates a new site
// instance when navigating, regardless of origin. See AtomBrowserClient.
return (web_contents()->GetLastCommittedURL().is_empty() ||
web_contents()->GetSiteInstance() !=
web_contents()->GetPendingSiteInstance()) && IsLoading();
}
bool WebContents::IsWaitingForResponse() const {
return web_contents()->IsWaitingForResponse();
}
void WebContents::Stop() {
web_contents()->Stop();
}
void WebContents::GoBack() {
atom::AtomBrowserClient::SuppressRendererProcessRestartForOnce();
web_contents()->GetController().GoBack();
}
void WebContents::GoForward() {
atom::AtomBrowserClient::SuppressRendererProcessRestartForOnce();
web_contents()->GetController().GoForward();
}
void WebContents::GoToOffset(int offset) {
atom::AtomBrowserClient::SuppressRendererProcessRestartForOnce();
web_contents()->GetController().GoToOffset(offset);
}
const std::string WebContents::GetWebRTCIPHandlingPolicy() const {
return web_contents()->
GetMutableRendererPrefs()->webrtc_ip_handling_policy;
}
void WebContents::SetWebRTCIPHandlingPolicy(
const std::string& webrtc_ip_handling_policy) {
if (GetWebRTCIPHandlingPolicy() == webrtc_ip_handling_policy)
return;
web_contents()->GetMutableRendererPrefs()->webrtc_ip_handling_policy =
webrtc_ip_handling_policy;
content::RenderViewHost* host = web_contents()->GetRenderViewHost();
if (host)
host->SyncRendererPrefs();
}
bool WebContents::IsCrashed() const {
return web_contents()->IsCrashed();
}
void WebContents::SetUserAgent(const std::string& user_agent,
mate::Arguments* args) {
web_contents()->SetUserAgentOverride(user_agent);
}
std::string WebContents::GetUserAgent() {
return web_contents()->GetUserAgentOverride();
}
bool WebContents::SavePage(const base::FilePath& full_file_path,
const content::SavePageType& save_type,
const SavePageHandler::SavePageCallback& callback) {
auto handler = new SavePageHandler(web_contents(), callback);
return handler->Handle(full_file_path, save_type);
}
void WebContents::OpenDevTools(mate::Arguments* args) {
if (type_ == REMOTE)
return;
if (!enable_devtools_)
return;
std::string state;
if (type_ == WEB_VIEW || !owner_window()) {
state = "detach";
}
if (args && args->Length() == 1) {
bool detach = false;
mate::Dictionary options;
if (args->GetNext(&options)) {
options.Get("mode", &state);
// TODO(kevinsawicki) Remove in 2.0
options.Get("detach", &detach);
if (state.empty() && detach)
state = "detach";
}
}
managed_web_contents()->SetDockState(state);
managed_web_contents()->ShowDevTools();
}
void WebContents::CloseDevTools() {
if (type_ == REMOTE)
return;
managed_web_contents()->CloseDevTools();
}
bool WebContents::IsDevToolsOpened() {
if (type_ == REMOTE)
return false;
return managed_web_contents()->IsDevToolsViewShowing();
}
bool WebContents::IsDevToolsFocused() {
if (type_ == REMOTE)
return false;
return managed_web_contents()->GetView()->IsDevToolsViewFocused();
}
void WebContents::EnableDeviceEmulation(
const blink::WebDeviceEmulationParams& params) {
if (type_ == REMOTE)
return;
auto host = web_contents()->GetRenderViewHost();
if (host)
host->Send(new ViewMsg_EnableDeviceEmulation(host->GetRoutingID(), params));
}
void WebContents::DisableDeviceEmulation() {
if (type_ == REMOTE)
return;
auto host = web_contents()->GetRenderViewHost();
if (host)
host->Send(new ViewMsg_DisableDeviceEmulation(host->GetRoutingID()));
}
void WebContents::ToggleDevTools() {
if (IsDevToolsOpened())
CloseDevTools();
else
OpenDevTools(nullptr);
}
void WebContents::InspectElement(int x, int y) {
if (type_ == REMOTE)
return;
if (!enable_devtools_)
return;
if (!managed_web_contents()->GetDevToolsWebContents())
OpenDevTools(nullptr);
managed_web_contents()->InspectElement(x, y);
}
void WebContents::InspectServiceWorker() {
if (type_ == REMOTE)
return;
if (!enable_devtools_)
return;
for (const auto& agent_host : content::DevToolsAgentHost::GetOrCreateAll()) {
if (agent_host->GetType() ==
content::DevToolsAgentHost::kTypeServiceWorker) {
OpenDevTools(nullptr);
managed_web_contents()->AttachTo(agent_host);
break;
}
}
}
void WebContents::HasServiceWorker(
const base::Callback<void(bool)>& callback) {
auto context = GetServiceWorkerContext(web_contents());
if (!context)
return;
struct WrappedCallback {
base::Callback<void(bool)> callback_;
explicit WrappedCallback(const base::Callback<void(bool)>& callback)
: callback_(callback) {}
void Run(content::ServiceWorkerCapability capability) {
callback_.Run(capability !=
content::ServiceWorkerCapability::NO_SERVICE_WORKER);
delete this;
}
};
auto wrapped_callback = new WrappedCallback(callback);
context->CheckHasServiceWorker(
web_contents()->GetLastCommittedURL(), GURL::EmptyGURL(),
base::Bind(&WrappedCallback::Run, base::Unretained(wrapped_callback)));
}
void WebContents::UnregisterServiceWorker(
const base::Callback<void(bool)>& callback) {
auto context = GetServiceWorkerContext(web_contents());
if (!context)
return;
context->UnregisterServiceWorker(web_contents()->GetLastCommittedURL(),
callback);
}
void WebContents::SetIgnoreMenuShortcuts(bool ignore) {
set_ignore_menu_shortcuts(ignore);
}
void WebContents::SetAudioMuted(bool muted) {
web_contents()->SetAudioMuted(muted);
}
bool WebContents::IsAudioMuted() {
return web_contents()->IsAudioMuted();
}
void WebContents::Print(mate::Arguments* args) {
PrintSettings settings = { false, false, base::string16() };
if (args->Length() >= 1 && !args->GetNext(&settings)) {
args->ThrowError();
return;
}
auto print_view_manager_basic_ptr =
printing::PrintViewManagerBasic::FromWebContents(web_contents());
if (args->Length() == 2) {
base::Callback<void(bool)> callback;
if (!args->GetNext(&callback)) {
args->ThrowError();
return;
}
print_view_manager_basic_ptr->SetCallback(callback);
}
print_view_manager_basic_ptr->PrintNow(web_contents()->GetMainFrame(),
settings.silent,
settings.print_background,
settings.device_name);
}
std::vector<printing::PrinterBasicInfo> WebContents::GetPrinterList() {
std::vector<printing::PrinterBasicInfo> printers;
auto print_backend = printing::PrintBackend::CreateInstance(nullptr);
base::ThreadRestrictions::ScopedAllowIO allow_io;
print_backend->EnumeratePrinters(&printers);
return printers;
}
void WebContents::PrintToPDF(const base::DictionaryValue& setting,
const PrintToPDFCallback& callback) {
printing::PrintPreviewMessageHandler::FromWebContents(web_contents())->
PrintToPDF(setting, callback);
}
void WebContents::AddWorkSpace(mate::Arguments* args,
const base::FilePath& path) {
if (path.empty()) {
args->ThrowError("path cannot be empty");
return;
}
DevToolsAddFileSystem(path);
}
void WebContents::RemoveWorkSpace(mate::Arguments* args,
const base::FilePath& path) {
if (path.empty()) {
args->ThrowError("path cannot be empty");
return;
}
DevToolsRemoveFileSystem(path);
}
void WebContents::Undo() {
web_contents()->Undo();
}
void WebContents::Redo() {
web_contents()->Redo();
}
void WebContents::Cut() {
web_contents()->Cut();
}
void WebContents::Copy() {
web_contents()->Copy();
}
void WebContents::Paste() {
web_contents()->Paste();
}
void WebContents::PasteAndMatchStyle() {
web_contents()->PasteAndMatchStyle();
}
void WebContents::Delete() {
web_contents()->Delete();
}
void WebContents::SelectAll() {
web_contents()->SelectAll();
}
void WebContents::Unselect() {
web_contents()->CollapseSelection();
}
void WebContents::Replace(const base::string16& word) {
web_contents()->Replace(word);
}
void WebContents::ReplaceMisspelling(const base::string16& word) {
web_contents()->ReplaceMisspelling(word);
}
uint32_t WebContents::FindInPage(mate::Arguments* args) {
uint32_t request_id = GetNextRequestId();
base::string16 search_text;
blink::WebFindOptions options;
if (!args->GetNext(&search_text) || search_text.empty()) {
args->ThrowError("Must provide a non-empty search content");
return 0;
}
args->GetNext(&options);
web_contents()->Find(request_id, search_text, options);
return request_id;
}
void WebContents::StopFindInPage(content::StopFindAction action) {
web_contents()->StopFinding(action);
}
void WebContents::ShowDefinitionForSelection() {
#if defined(OS_MACOSX)
const auto view = web_contents()->GetRenderWidgetHostView();
if (view)
view->ShowDefinitionForSelection();
#endif
}
void WebContents::CopyImageAt(int x, int y) {
const auto host = web_contents()->GetMainFrame();
if (host)
host->CopyImageAt(x, y);
}
void WebContents::Focus() {
web_contents()->Focus();
}
#if !defined(OS_MACOSX)
bool WebContents::IsFocused() const {
auto view = web_contents()->GetRenderWidgetHostView();
if (!view) return false;
if (GetType() != BACKGROUND_PAGE) {
auto window = web_contents()->GetNativeView()->GetToplevelWindow();
if (window && !window->IsVisible())
return false;
}
return view->HasFocus();
}
#endif
void WebContents::TabTraverse(bool reverse) {
web_contents()->FocusThroughTabTraversal(reverse);
}
bool WebContents::SendIPCMessage(bool all_frames,
const base::string16& channel,
const base::ListValue& args) {
auto host = web_contents()->GetRenderViewHost();
if (host) {
return host->Send(new AtomViewMsg_Message(host->GetRoutingID(),
all_frames, channel, args));
}
return false;
}
void WebContents::SendInputEvent(v8::Isolate* isolate,
v8::Local<v8::Value> input_event) {
const auto view = static_cast<content::RenderWidgetHostViewBase*>(
web_contents()->GetRenderWidgetHostView());
if (!view)
return;
blink::WebInputEvent::Type type = mate::GetWebInputEventType(isolate,
input_event);
if (blink::WebInputEvent::IsMouseEventType(type)) {
blink::WebMouseEvent mouse_event;
if (mate::ConvertFromV8(isolate, input_event, &mouse_event)) {
view->ProcessMouseEvent(mouse_event, ui::LatencyInfo());
return;
}
} else if (blink::WebInputEvent::IsKeyboardEventType(type)) {
content::NativeWebKeyboardEvent keyboard_event(
blink::WebKeyboardEvent::kRawKeyDown,
blink::WebInputEvent::kNoModifiers,
ui::EventTimeForNow());
if (mate::ConvertFromV8(isolate, input_event, &keyboard_event)) {
view->ProcessKeyboardEvent(keyboard_event, ui::LatencyInfo());
return;
}
} else if (type == blink::WebInputEvent::kMouseWheel) {
blink::WebMouseWheelEvent mouse_wheel_event;
if (mate::ConvertFromV8(isolate, input_event, &mouse_wheel_event)) {
view->ProcessMouseWheelEvent(mouse_wheel_event, ui::LatencyInfo());
return;
}
}
isolate->ThrowException(v8::Exception::Error(mate::StringToV8(
isolate, "Invalid event object")));
}
void WebContents::BeginFrameSubscription(mate::Arguments* args) {
bool only_dirty = false;
FrameSubscriber::FrameCaptureCallback callback;
args->GetNext(&only_dirty);
if (!args->GetNext(&callback)) {
args->ThrowError();
return;
}
const auto view = web_contents()->GetRenderWidgetHostView();
if (view) {
std::unique_ptr<FrameSubscriber> frame_subscriber(new FrameSubscriber(
isolate(), view, callback, only_dirty));
view->BeginFrameSubscription(std::move(frame_subscriber));
}
}
void WebContents::EndFrameSubscription() {
const auto view = web_contents()->GetRenderWidgetHostView();
if (view)
view->EndFrameSubscription();
}
void WebContents::StartDrag(const mate::Dictionary& item,
mate::Arguments* args) {
base::FilePath file;
std::vector<base::FilePath> files;
if (!item.Get("files", &files) && item.Get("file", &file)) {
files.push_back(file);
}
mate::Handle<NativeImage> icon;
if (!item.Get("icon", &icon) && !file.empty()) {
// TODO(zcbenz): Set default icon from file.
}
// Error checking.
if (icon.IsEmpty()) {
args->ThrowError("Must specify 'icon' option");
return;
}
#if defined(OS_MACOSX)
// NSWindow.dragImage requires a non-empty NSImage
if (icon->image().IsEmpty()) {
args->ThrowError("Must specify non-empty 'icon' option");
return;
}
#endif
// Start dragging.
if (!files.empty()) {
base::MessageLoop::ScopedNestableTaskAllower allow(
base::MessageLoop::current());
DragFileItems(files, icon->image(), web_contents()->GetNativeView());
} else {
args->ThrowError("Must specify either 'file' or 'files' option");
}
}
void WebContents::CapturePage(mate::Arguments* args) {
gfx::Rect rect;
base::Callback<void(const gfx::Image&)> callback;
if (!(args->Length() == 1 && args->GetNext(&callback)) &&
!(args->Length() == 2 && args->GetNext(&rect)
&& args->GetNext(&callback))) {
args->ThrowError();
return;
}
const auto view = web_contents()->GetRenderWidgetHostView();
if (!view) {
callback.Run(gfx::Image());
return;
}
// Capture full page if user doesn't specify a |rect|.
const gfx::Size view_size = rect.IsEmpty() ? view->GetViewBounds().size() :
rect.size();
// By default, the requested bitmap size is the view size in screen
// coordinates. However, if there's more pixel detail available on the
// current system, increase the requested bitmap size to capture it all.
gfx::Size bitmap_size = view_size;
const gfx::NativeView native_view = view->GetNativeView();
const float scale =
display::Screen::GetScreen()->GetDisplayNearestView(native_view)
.device_scale_factor();
if (scale > 1.0f)
bitmap_size = gfx::ScaleToCeiledSize(view_size, scale);
view->CopyFromSurface(gfx::Rect(rect.origin(), view_size),
bitmap_size,
base::Bind(&OnCapturePageDone, callback),
kBGRA_8888_SkColorType);
}
void WebContents::OnCursorChange(const content::WebCursor& cursor) {
content::CursorInfo info;
cursor.GetCursorInfo(&info);
if (cursor.IsCustom()) {
Emit("cursor-changed", CursorTypeToString(info),
gfx::Image::CreateFrom1xBitmap(info.custom_image),
info.image_scale_factor,
gfx::Size(info.custom_image.width(), info.custom_image.height()),
info.hotspot);
} else {
Emit("cursor-changed", CursorTypeToString(info));
}
}
void WebContents::SetSize(const SetSizeParams& params) {
if (guest_delegate_)
guest_delegate_->SetSize(params);
}
bool WebContents::IsGuest() const {
return type_ == WEB_VIEW;
}
bool WebContents::IsOffScreen() const {
#if defined(ENABLE_OSR)
return type_ == OFF_SCREEN;
#else
return false;
#endif
}
void WebContents::OnPaint(const gfx::Rect& dirty_rect, const SkBitmap& bitmap) {
Emit("paint", dirty_rect, gfx::Image::CreateFrom1xBitmap(bitmap));
}
void WebContents::StartPainting() {
if (!IsOffScreen())
return;
#if defined(ENABLE_OSR)
const auto* wc_impl = static_cast<content::WebContentsImpl*>(web_contents());
auto* osr_wcv = static_cast<OffScreenWebContentsView*>(wc_impl->GetView());
if (osr_wcv)
osr_wcv->SetPainting(true);
#endif
}
void WebContents::StopPainting() {
if (!IsOffScreen())
return;
#if defined(ENABLE_OSR)
const auto* wc_impl = static_cast<content::WebContentsImpl*>(web_contents());
auto* osr_wcv = static_cast<OffScreenWebContentsView*>(wc_impl->GetView());
if (osr_wcv)
osr_wcv->SetPainting(false);
#endif
}
bool WebContents::IsPainting() const {
if (!IsOffScreen())
return false;
#if defined(ENABLE_OSR)
const auto* wc_impl = static_cast<content::WebContentsImpl*>(web_contents());
auto* osr_wcv = static_cast<OffScreenWebContentsView*>(wc_impl->GetView());
return osr_wcv && osr_wcv->IsPainting();
#else
return false;
#endif
}
void WebContents::SetFrameRate(int frame_rate) {
if (!IsOffScreen())
return;
#if defined(ENABLE_OSR)
const auto* wc_impl = static_cast<content::WebContentsImpl*>(web_contents());
auto* osr_wcv = static_cast<OffScreenWebContentsView*>(wc_impl->GetView());
if (osr_wcv)
osr_wcv->SetFrameRate(frame_rate);
#endif
}
int WebContents::GetFrameRate() const {
if (!IsOffScreen())
return 0;
#if defined(ENABLE_OSR)
const auto* wc_impl = static_cast<content::WebContentsImpl*>(web_contents());
auto* osr_wcv = static_cast<OffScreenWebContentsView*>(wc_impl->GetView());
return osr_wcv ? osr_wcv->GetFrameRate() : 0;
#else
return 0;
#endif
}
void WebContents::Invalidate() {
if (IsOffScreen()) {
#if defined(ENABLE_OSR)
auto* osr_rwhv = static_cast<OffScreenRenderWidgetHostView*>(
web_contents()->GetRenderWidgetHostView());
if (osr_rwhv)
osr_rwhv->Invalidate();
#endif
} else {
const auto window = owner_window();
if (window)
window->Invalidate();
}
}
gfx::Size WebContents::GetSizeForNewRenderView(
content::WebContents* wc) const {
if (IsOffScreen() && wc == web_contents()) {
auto relay = NativeWindowRelay::FromWebContents(web_contents());
if (relay) {
return relay->window->GetSize();
}
}
return gfx::Size();
}
void WebContents::SetZoomLevel(double level) {
zoom_controller_->SetZoomLevel(level);
}
double WebContents::GetZoomLevel() {
return zoom_controller_->GetZoomLevel();
}
void WebContents::SetZoomFactor(double factor) {
auto level = content::ZoomFactorToZoomLevel(factor);
SetZoomLevel(level);
}
double WebContents::GetZoomFactor() {
auto level = GetZoomLevel();
return content::ZoomLevelToZoomFactor(level);
}
void WebContents::OnSetTemporaryZoomLevel(content::RenderFrameHost* rfh,
double level,
IPC::Message* reply_msg) {
zoom_controller_->SetTemporaryZoomLevel(level);
double new_level = zoom_controller_->GetZoomLevel();
AtomViewHostMsg_SetTemporaryZoomLevel::WriteReplyParams(reply_msg, new_level);
auto host = web_contents()->GetRenderViewHost();
if (host)
host->Send(reply_msg);
}
void WebContents::OnGetZoomLevel(IPC::Message* reply_msg) {
AtomViewHostMsg_GetZoomLevel::WriteReplyParams(reply_msg, GetZoomLevel());
auto host = web_contents()->GetRenderViewHost();
if (host)
host->Send(reply_msg);
}
v8::Local<v8::Value> WebContents::GetWebPreferences(v8::Isolate* isolate) {
WebContentsPreferences* web_preferences =
WebContentsPreferences::FromWebContents(web_contents());
if (!web_preferences)
return v8::Null(isolate);
return mate::ConvertToV8(isolate, *web_preferences->web_preferences());
}
v8::Local<v8::Value> WebContents::GetLastWebPreferences(v8::Isolate* isolate) {
WebContentsPreferences* web_preferences =
WebContentsPreferences::FromWebContents(web_contents());
if (!web_preferences)
return v8::Null(isolate);
return mate::ConvertToV8(isolate, *web_preferences->last_web_preferences());
}
v8::Local<v8::Value> WebContents::GetOwnerBrowserWindow() {
if (owner_window())
return BrowserWindow::From(isolate(), owner_window());
else
return v8::Null(isolate());
}
int32_t WebContents::ID() const {
return weak_map_id();
}
v8::Local<v8::Value> WebContents::Session(v8::Isolate* isolate) {
return v8::Local<v8::Value>::New(isolate, session_);
}
content::WebContents* WebContents::HostWebContents() {
if (!embedder_)
return nullptr;
return embedder_->web_contents();
}
void WebContents::SetEmbedder(const WebContents* embedder) {
if (embedder) {
NativeWindow* owner_window = nullptr;
auto relay = NativeWindowRelay::FromWebContents(embedder->web_contents());
if (relay) {
owner_window = relay->window.get();
}
if (owner_window)
SetOwnerWindow(owner_window);
content::RenderWidgetHostView* rwhv =
web_contents()->GetRenderWidgetHostView();
if (rwhv) {
rwhv->Hide();
rwhv->Show();
}
}
}
void WebContents::SetDevToolsWebContents(const WebContents* devtools) {
if (managed_web_contents())
managed_web_contents()->SetDevToolsWebContents(devtools->web_contents());
}
v8::Local<v8::Value> WebContents::GetNativeView() const {
gfx::NativeView ptr = web_contents()->GetNativeView();
auto buffer = node::Buffer::Copy(
isolate(), reinterpret_cast<char*>(&ptr), sizeof(gfx::NativeView));
if (buffer.IsEmpty())
return v8::Null(isolate());
else
return buffer.ToLocalChecked();
}
v8::Local<v8::Value> WebContents::DevToolsWebContents(v8::Isolate* isolate) {
if (devtools_web_contents_.IsEmpty())
return v8::Null(isolate);
else
return v8::Local<v8::Value>::New(isolate, devtools_web_contents_);
}
v8::Local<v8::Value> WebContents::Debugger(v8::Isolate* isolate) {
if (debugger_.IsEmpty()) {
auto handle = atom::api::Debugger::Create(isolate, web_contents());
debugger_.Reset(isolate, handle.ToV8());
}
return v8::Local<v8::Value>::New(isolate, debugger_);
}
void WebContents::GrantOriginAccess(const GURL& url) {
content::ChildProcessSecurityPolicy::GetInstance()->GrantOrigin(
web_contents()->GetMainFrame()->GetProcess()->GetID(),
url::Origin(url));
}
// static
void WebContents::BuildPrototype(v8::Isolate* isolate,
v8::Local<v8::FunctionTemplate> prototype) {
prototype->SetClassName(mate::StringToV8(isolate, "WebContents"));
mate::ObjectTemplateBuilder(isolate, prototype->PrototypeTemplate())
.MakeDestroyable()
.SetMethod("getId", &WebContents::GetID)
.SetMethod("getProcessId", &WebContents::GetProcessID)
.SetMethod("getOSProcessId", &WebContents::GetOSProcessID)
.SetMethod("equal", &WebContents::Equal)
.SetMethod("_loadURL", &WebContents::LoadURL)
.SetMethod("downloadURL", &WebContents::DownloadURL)
.SetMethod("_getURL", &WebContents::GetURL)
.SetMethod("getTitle", &WebContents::GetTitle)
.SetMethod("isLoading", &WebContents::IsLoading)
.SetMethod("isLoadingMainFrame", &WebContents::IsLoadingMainFrame)
.SetMethod("isWaitingForResponse", &WebContents::IsWaitingForResponse)
.SetMethod("_stop", &WebContents::Stop)
.SetMethod("_goBack", &WebContents::GoBack)
.SetMethod("_goForward", &WebContents::GoForward)
.SetMethod("_goToOffset", &WebContents::GoToOffset)
.SetMethod("isCrashed", &WebContents::IsCrashed)
.SetMethod("setUserAgent", &WebContents::SetUserAgent)
.SetMethod("getUserAgent", &WebContents::GetUserAgent)
.SetMethod("savePage", &WebContents::SavePage)
.SetMethod("openDevTools", &WebContents::OpenDevTools)
.SetMethod("closeDevTools", &WebContents::CloseDevTools)
.SetMethod("isDevToolsOpened", &WebContents::IsDevToolsOpened)
.SetMethod("isDevToolsFocused", &WebContents::IsDevToolsFocused)
.SetMethod("enableDeviceEmulation", &WebContents::EnableDeviceEmulation)
.SetMethod("disableDeviceEmulation", &WebContents::DisableDeviceEmulation)
.SetMethod("toggleDevTools", &WebContents::ToggleDevTools)
.SetMethod("inspectElement", &WebContents::InspectElement)
.SetMethod("setIgnoreMenuShortcuts",
&WebContents::SetIgnoreMenuShortcuts)
.SetMethod("setAudioMuted", &WebContents::SetAudioMuted)
.SetMethod("isAudioMuted", &WebContents::IsAudioMuted)
.SetMethod("undo", &WebContents::Undo)
.SetMethod("redo", &WebContents::Redo)
.SetMethod("cut", &WebContents::Cut)
.SetMethod("copy", &WebContents::Copy)
.SetMethod("paste", &WebContents::Paste)
.SetMethod("pasteAndMatchStyle", &WebContents::PasteAndMatchStyle)
.SetMethod("delete", &WebContents::Delete)
.SetMethod("selectAll", &WebContents::SelectAll)
.SetMethod("unselect", &WebContents::Unselect)
.SetMethod("replace", &WebContents::Replace)
.SetMethod("replaceMisspelling", &WebContents::ReplaceMisspelling)
.SetMethod("findInPage", &WebContents::FindInPage)
.SetMethod("stopFindInPage", &WebContents::StopFindInPage)
.SetMethod("focus", &WebContents::Focus)
.SetMethod("isFocused", &WebContents::IsFocused)
.SetMethod("tabTraverse", &WebContents::TabTraverse)
.SetMethod("_send", &WebContents::SendIPCMessage)
.SetMethod("sendInputEvent", &WebContents::SendInputEvent)
.SetMethod("beginFrameSubscription", &WebContents::BeginFrameSubscription)
.SetMethod("endFrameSubscription", &WebContents::EndFrameSubscription)
.SetMethod("startDrag", &WebContents::StartDrag)
.SetMethod("setSize", &WebContents::SetSize)
.SetMethod("isGuest", &WebContents::IsGuest)
#if defined(ENABLE_OSR)
.SetMethod("isOffscreen", &WebContents::IsOffScreen)
#endif
.SetMethod("startPainting", &WebContents::StartPainting)
.SetMethod("stopPainting", &WebContents::StopPainting)
.SetMethod("isPainting", &WebContents::IsPainting)
.SetMethod("setFrameRate", &WebContents::SetFrameRate)
.SetMethod("getFrameRate", &WebContents::GetFrameRate)
.SetMethod("invalidate", &WebContents::Invalidate)
.SetMethod("setZoomLevel", &WebContents::SetZoomLevel)
.SetMethod("_getZoomLevel", &WebContents::GetZoomLevel)
.SetMethod("setZoomFactor", &WebContents::SetZoomFactor)
.SetMethod("_getZoomFactor", &WebContents::GetZoomFactor)
.SetMethod("getType", &WebContents::GetType)
.SetMethod("getWebPreferences", &WebContents::GetWebPreferences)
.SetMethod("getLastWebPreferences", &WebContents::GetLastWebPreferences)
.SetMethod("getOwnerBrowserWindow", &WebContents::GetOwnerBrowserWindow)
.SetMethod("hasServiceWorker", &WebContents::HasServiceWorker)
.SetMethod("unregisterServiceWorker",
&WebContents::UnregisterServiceWorker)
.SetMethod("inspectServiceWorker", &WebContents::InspectServiceWorker)
.SetMethod("print", &WebContents::Print)
.SetMethod("getPrinters", &WebContents::GetPrinterList)
.SetMethod("_printToPDF", &WebContents::PrintToPDF)
.SetMethod("addWorkSpace", &WebContents::AddWorkSpace)
.SetMethod("removeWorkSpace", &WebContents::RemoveWorkSpace)
.SetMethod("showDefinitionForSelection",
&WebContents::ShowDefinitionForSelection)
.SetMethod("copyImageAt", &WebContents::CopyImageAt)
.SetMethod("capturePage", &WebContents::CapturePage)
.SetMethod("setEmbedder", &WebContents::SetEmbedder)
.SetMethod("setDevToolsWebContents", &WebContents::SetDevToolsWebContents)
.SetMethod("getNativeView", &WebContents::GetNativeView)
.SetMethod("setWebRTCIPHandlingPolicy",
&WebContents::SetWebRTCIPHandlingPolicy)
.SetMethod("getWebRTCIPHandlingPolicy",
&WebContents::GetWebRTCIPHandlingPolicy)
.SetMethod("_grantOriginAccess", &WebContents::GrantOriginAccess)
.SetProperty("id", &WebContents::ID)
.SetProperty("session", &WebContents::Session)
.SetProperty("hostWebContents", &WebContents::HostWebContents)
.SetProperty("devToolsWebContents", &WebContents::DevToolsWebContents)
.SetProperty("debugger", &WebContents::Debugger);
}
AtomBrowserContext* WebContents::GetBrowserContext() const {
return static_cast<AtomBrowserContext*>(web_contents()->GetBrowserContext());
}
void WebContents::OnRendererMessage(content::RenderFrameHost* frame_host,
const base::string16& channel,
const base::ListValue& args) {
// webContents.emit(channel, new Event(), args...);
Emit(base::UTF16ToUTF8(channel), args);
}
void WebContents::OnRendererMessageSync(content::RenderFrameHost* frame_host,
const base::string16& channel,
const base::ListValue& args,
IPC::Message* message) {
// webContents.emit(channel, new Event(sender, message), args...);
EmitWithSender(base::UTF16ToUTF8(channel), frame_host, message, args);
}
// static
mate::Handle<WebContents> WebContents::CreateFrom(
v8::Isolate* isolate, content::WebContents* web_contents) {
// We have an existing WebContents object in JS.
auto existing = TrackableObject::FromWrappedClass(isolate, web_contents);
if (existing)
return mate::CreateHandle(isolate, static_cast<WebContents*>(existing));
// Otherwise create a new WebContents wrapper object.
return mate::CreateHandle(isolate, new WebContents(isolate, web_contents,
REMOTE));
}
mate::Handle<WebContents> WebContents::CreateFrom(
v8::Isolate* isolate, content::WebContents* web_contents, Type type) {
// Otherwise create a new WebContents wrapper object.
return mate::CreateHandle(isolate, new WebContents(isolate, web_contents,
type));
}
// static
mate::Handle<WebContents> WebContents::Create(
v8::Isolate* isolate, const mate::Dictionary& options) {
return mate::CreateHandle(isolate, new WebContents(isolate, options));
}
} // namespace api
} // namespace atom
namespace {
using atom::api::WebContents;
void Initialize(v8::Local<v8::Object> exports, v8::Local<v8::Value> unused,
v8::Local<v8::Context> context, void* priv) {
v8::Isolate* isolate = context->GetIsolate();
mate::Dictionary dict(isolate, exports);
dict.Set("WebContents", WebContents::GetConstructor(isolate)->GetFunction());
dict.SetMethod("create", &WebContents::Create);
dict.SetMethod("fromId", &mate::TrackableObject<WebContents>::FromWeakMapID);
dict.SetMethod("getAllWebContents",
&mate::TrackableObject<WebContents>::GetAll);
}
} // namespace
NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_web_contents, Initialize)