package com.google.zxing.client.android;

import android.app.Activity;
import android.os.Bundle;
import android.view.KeyEvent;
import android.webkit.WebView;

/* loaded from: classes.dex */
public final class HelpActivity extends Activity {
    private static final String b = "file:///android_asset/html-" + LocaleManager.c() + '/';
    private WebView a;

    @Override // android.app.Activity
    protected void onCreate(Bundle bundle) {
        super.onCreate(bundle);
        setContentView(R$layout.help);
        this.a = (WebView) findViewById(R$id.help_contents);
        if (bundle != null) {
            this.a.restoreState(bundle);
            return;
        }
        this.a.loadUrl(b + "index.html");
    }

    @Override // android.app.Activity, android.view.KeyEvent.Callback
    public boolean onKeyDown(int i, KeyEvent keyEvent) {
        if (i != 4 || !this.a.canGoBack()) {
            return super.onKeyDown(i, keyEvent);
        }
        this.a.goBack();
        return true;
    }

    @Override // android.app.Activity
    protected void onSaveInstanceState(Bundle bundle) {
        super.onSaveInstanceState(bundle);
        this.a.saveState(bundle);
    }
}