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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.geckoview.example.messaging;
import android.os.Bundle;
import android.util.Log;
import android.view.KeyEvent;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatActivity;
import org.json.JSONException;
import org.json.JSONObject;
import org.mozilla.geckoview.GeckoRuntime;
import org.mozilla.geckoview.GeckoRuntimeSettings;
import org.mozilla.geckoview.GeckoSession;
import org.mozilla.geckoview.GeckoView;
import org.mozilla.geckoview.WebExtension;
public class MainActivity extends AppCompatActivity {
private static GeckoRuntime sRuntime;
private WebExtension.Port mPort;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
GeckoView view = findViewById(R.id.geckoview);
GeckoSession session = new GeckoSession();
if (sRuntime == null) {
GeckoRuntimeSettings settings =
new GeckoRuntimeSettings.Builder().remoteDebuggingEnabled(true).build();
sRuntime = GeckoRuntime.create(this, settings);
}
WebExtension.PortDelegate portDelegate =
new WebExtension.PortDelegate() {
@Override
public void onPortMessage(
final @NonNull Object message, final @NonNull WebExtension.Port port) {
Log.d("PortDelegate", "Received message from extension: " + message);
}
@Override
public void onDisconnect(final @NonNull WebExtension.Port port) {
// This port is not usable anymore.
if (port == mPort) {
mPort = null;
}
}
};
WebExtension.MessageDelegate messageDelegate =
new WebExtension.MessageDelegate() {
@Override
@Nullable
public void onConnect(final @NonNull WebExtension.Port port) {
mPort = port;
mPort.setDelegate(portDelegate);
}
};
sRuntime
.getWebExtensionController()
.ensureBuiltIn("resource://android/assets/messaging/", "messaging@example.com")
.accept(
// Register message delegate for background script
extension -> extension.setMessageDelegate(messageDelegate, "browser"),
e -> Log.e("MessageDelegate", "Error registering WebExtension", e));
session.open(sRuntime);
view.setSession(session);
session.loadUri("https://mobile.twitter.com");
}
@Override
public boolean onKeyLongPress(int keyCode, KeyEvent event) {
if (mPort == null) {
// No extension registered yet, let's ignore this message
return false;
}
JSONObject message = new JSONObject();
try {
message.put("keyCode", keyCode);
message.put("event", KeyEvent.keyCodeToString(event.getKeyCode()));
} catch (JSONException ex) {
throw new RuntimeException(ex);
}
mPort.postMessage(message);
return true;
}
}
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