b1e2185c5e* refactor: wire will-navigate up to a navigation throttle instead of OpenURL * spec: add test for x-site _top navigation
70 lines
2 KiB
C++
70 lines
2 KiB
C++
// Copyright (c) 2015 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 "shell/browser/electron_navigation_throttle.h"
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#include "content/public/browser/navigation_handle.h"
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#include "shell/browser/api/electron_api_web_contents.h"
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#include "shell/browser/javascript_environment.h"
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namespace electron {
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ElectronNavigationThrottle::ElectronNavigationThrottle(
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content::NavigationHandle* navigation_handle)
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: content::NavigationThrottle(navigation_handle) {}
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ElectronNavigationThrottle::~ElectronNavigationThrottle() = default;
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const char* ElectronNavigationThrottle::GetNameForLogging() {
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return "ElectronNavigationThrottle";
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}
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content::NavigationThrottle::ThrottleCheckResult
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ElectronNavigationThrottle::WillStartRequest() {
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auto* handle = navigation_handle();
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auto* contents = handle->GetWebContents();
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if (!contents) {
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NOTREACHED();
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return PROCEED;
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}
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v8::Isolate* isolate = JavascriptEnvironment::GetIsolate();
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v8::HandleScope scope(isolate);
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api::WebContents* api_contents = api::WebContents::From(contents);
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if (!api_contents) {
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// No need to emit any event if the WebContents is not available in JS.
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return PROCEED;
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}
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if (handle->IsRendererInitiated() && handle->IsInMainFrame() &&
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api_contents->EmitNavigationEvent("will-navigate", handle)) {
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return CANCEL;
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}
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return PROCEED;
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}
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content::NavigationThrottle::ThrottleCheckResult
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ElectronNavigationThrottle::WillRedirectRequest() {
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auto* handle = navigation_handle();
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auto* contents = handle->GetWebContents();
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if (!contents) {
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NOTREACHED();
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return PROCEED;
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}
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v8::Isolate* isolate = JavascriptEnvironment::GetIsolate();
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v8::HandleScope scope(isolate);
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api::WebContents* api_contents = api::WebContents::From(contents);
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if (!api_contents) {
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// No need to emit any event if the WebContents is not available in JS.
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return PROCEED;
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}
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if (api_contents->EmitNavigationEvent("will-redirect", handle)) {
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return CANCEL;
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}
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return PROCEED;
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}
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} // namespace electron
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