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Make sure each C++ WebContents has only one JS WebContents

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This commit is contained in:
Cheng Zhao 2015-06-24 15:09:50 +08:00
parent 552a12d2ee
commit 1023b67d59
4 changed files with 21 additions and 2 deletions
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18
atom/browser/api/atom_api_web_contents.cc
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@ -784,6 +784,11 @@ bool WebContents::IsGuest() const {
return is_guest();
}
void WebContents::AfterInit(v8::Isolate* isolate) {
mate::TrackableObject::AfterInit(isolate);
AttachAsUserData(web_contents());
}
mate::ObjectTemplateBuilder WebContents::GetObjectTemplateBuilder(
v8::Isolate* isolate) {
if (template_.IsEmpty())
@ -873,6 +878,13 @@ gfx::Size WebContents::GetDefaultSize() const {
// static
mate::Handle<WebContents> WebContents::CreateFrom(
v8::Isolate* isolate, brightray::InspectableWebContents* web_contents) {
// We have an existing WebContents object in JS.
auto existing = TrackableObject::FromWrappedClass(
isolate, web_contents->GetWebContents());
if (existing)
return mate::CreateHandle(isolate, static_cast<WebContents*>(existing));
// Otherwise create a new WebContents wrapper object.
auto handle = mate::CreateHandle(isolate, new WebContents(web_contents));
g_wrap_web_contents.Run(handle.ToV8());
return handle;
@ -881,6 +893,12 @@ mate::Handle<WebContents> WebContents::CreateFrom(
// 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.
auto handle = mate::CreateHandle(isolate, new WebContents(web_contents));
g_wrap_web_contents.Run(handle.ToV8());
return handle;