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Bug 1257319 - Add notifyObservers methods to GeckoAppShell; r=snorp

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Add notifyObservers and the synchronous syncNotifyObservers methods to
GeckoAppShell to replace the BROADCAST event.
This commit is contained in:
Jim Chen
2016-03-22 22:24:31 -04:00
parent c0ddbacd6d
commit f736fc9776
2 changed files with 58 additions and 1 deletions
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39
widget/android/nsAppShell.cpp
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@@ -184,6 +184,44 @@ public:
}
};
class GeckoAppShellSupport final
: public widget::GeckoAppShell::Natives<GeckoAppShellSupport>
, public UsesGeckoThreadProxy
{
public:
template<typename Functor>
static void OnNativeCall(Functor&& aCall)
{
if (aCall.IsTarget(&SyncNotifyObservers)) {
aCall();
return;
}
return UsesGeckoThreadProxy::OnNativeCall(aCall);
}
static void SyncNotifyObservers(jni::String::Param aTopic,
jni::String::Param aData)
{
MOZ_RELEASE_ASSERT(NS_IsMainThread());
NotifyObservers(aTopic, aData);
}
static void NotifyObservers(jni::String::Param aTopic,
jni::String::Param aData)
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(aTopic);
nsCOMPtr<nsIObserverService> obsServ = services::GetObserverService();
if (!obsServ) {
return;
}
obsServ->NotifyObservers(nullptr, aTopic->ToCString().get(),
aData ? aData->ToString().get() : nullptr);
}
};
nsAppShell::nsAppShell()
: mSyncRunFinished(*(sAppShellLock = new Mutex("nsAppShell")),
"nsAppShell.SyncRun")
@@ -201,6 +239,7 @@ nsAppShell::nsAppShell()
if (jni::IsAvailable()) {
// Initialize JNI and Set the corresponding state in GeckoThread.
AndroidBridge::ConstructBridge();
GeckoAppShellSupport::Init();
GeckoThreadNatives::Init();
mozilla::ANRReporter::Init();
mozilla::PrefsHelper::Init();