Java AmazonWebSettings类代码示例

import com.amazon.android.webkit.AmazonWebSettings; //导入依赖的package包/类
@Test
public void buildUserAgentString() {
    // It's actually possible to get a normal webview instance with real settings and user
    // agent string, which buildUserAgentString() can successfully operate on. However we can't
    // easily test that the output is expected (without simply replicating what buildUserAgentString does),
    // so instead we just use mocking to supply a fixed UA string - we then know exactly what
    // the output String should look like:
    AmazonWebSettings testSettings = mock(AmazonWebSettings.class);
    when(testSettings.getUserAgentString()).thenReturn("Mozilla/5.0 (Linux; U; Android 4.0.3; ko-kr; LG-L160L Build/IML74K) AppleWebkit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30");

    assertEquals("Mozilla/5.0 (Linux; Android " + Build.VERSION.RELEASE + ") AppleWebkit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 fakeappname/null",
            WebViewProvider.buildUserAgentString(RuntimeEnvironment.application, testSettings, "fakeappname"));
}
 

import com.amazon.android.webkit.AmazonWebSettings; //导入依赖的package包/类
public static View create(Context context, AttributeSet attrs, AmazonWebKitFactory factory) {
    final SystemWebView webkitView = new SystemWebView(context, attrs, factory);
    final AmazonWebSettings settings = webkitView.getSettings();
    setupView(webkitView);
    configureDefaultSettings(context, settings);
    applyAppSettings(context, settings);

    return webkitView;
}
 

import com.amazon.android.webkit.AmazonWebSettings; //导入依赖的package包/类
@VisibleForTesting static String buildUserAgentString(final Context context, final AmazonWebSettings settings, final String appName) {
    final StringBuilder uaBuilder = new StringBuilder();

    uaBuilder.append("Mozilla/5.0");

    // WebView by default includes "; wv" as part of the platform string, but we're a full browser
    // so we shouldn't include that.
    // Most webview based browsers (and chrome), include the device name AND build ID, e.g.
    // "Pixel XL Build/NOF26V", that seems unnecessary (and not great from a privacy perspective),
    // so we skip that too.
    uaBuilder.append(" (Linux; Android ").append(Build.VERSION.RELEASE).append(") ");

    final String existingWebViewUA = settings.getUserAgentString();

    final String appVersion;
    try {
        appVersion = context.getPackageManager().getPackageInfo(context.getPackageName(), 0).versionName;
    } catch (PackageManager.NameNotFoundException e) {
        // This should be impossible - we should always be able to get information about ourselves:
        throw new IllegalStateException("Unable find package details for Focus", e);
    }

    final String focusToken = appName + "/" + appVersion;
    uaBuilder.append(getUABrowserString(existingWebViewUA, focusToken));

    return uaBuilder.toString();
}
 

import com.amazon.android.webkit.AmazonWebSettings; //导入依赖的package包/类
@SuppressLint("SetJavaScriptEnabled") // We explicitly want to enable JavaScript
private static void configureDefaultSettings(Context context, AmazonWebSettings settings) {
    settings.setJavaScriptEnabled(true);

    // Needs to be enabled to display some HTML5 sites that use local storage
    settings.setDomStorageEnabled(true);

    // Enabling built in zooming shows the controls by default
    settings.setBuiltInZoomControls(true);

    // So we hide the controls after enabling zooming
    settings.setDisplayZoomControls(false);

    // To respect the html viewport:
    settings.setLoadWithOverviewMode(true);

    // Also increase text size to fill the viewport (this mirrors the behaviour of Firefox,
    // Chrome does this in the current Chrome Dev, but not Chrome release).
    // TODO TEXT_AUTOSIZING does not exist in AmazonWebSettings
    //settings.setLayoutAlgorithm(AmazonWebSettings.LayoutAlgorithm.TEXT_AUTOSIZING);

    // Disable access to arbitrary local files by webpages - assets can still be loaded
    // via file:///android_asset/res, so at least error page images won't be blocked.
    settings.setAllowFileAccess(false);
    settings.setAllowFileAccessFromFileURLs(false);
    settings.setAllowUniversalAccessFromFileURLs(false);

    final String appName = context.getResources().getString(R.string.useragent_appname);
    settings.setUserAgentString(buildUserAgentString(context, settings, appName));

    // Right now I do not know why we should allow loading content from a content provider
    settings.setAllowContentAccess(false);

    // The default for those settings should be "false" - But we want to be explicit.
    settings.setAppCacheEnabled(false);
    settings.setDatabaseEnabled(false);
    settings.setJavaScriptCanOpenWindowsAutomatically(false);

    // We do not implement the callbacks - So let's disable it.
    settings.setGeolocationEnabled(false);

    // We do not want to save any data...
    settings.setSaveFormData(false);
    //noinspection deprecation - This method is deprecated but let's call it in case WebView implementations still obey it.
    settings.setSavePassword(false);
}
 

import com.amazon.android.webkit.AmazonWebSettings; //导入依赖的package包/类
public static void applyAppSettings(Context context, AmazonWebSettings settings) {
    // We could consider calling setLoadsImagesAutomatically() here too (This will block images not loaded over the network too)
    settings.setBlockNetworkImage(Settings.getInstance(context).shouldBlockImages());
}
 

import com.amazon.android.webkit.AmazonWebSettings; //导入依赖的package包/类
static void enableUniversalAccess(AmazonWebSettings settings) {
    settings.setAllowUniversalAccessFromFileURLs(true);
}
 

import com.amazon.android.webkit.AmazonWebSettings; //导入依赖的package包/类
static void setMediaPlaybackRequiresUserGesture(AmazonWebSettings settings, boolean value) {
    settings.setMediaPlaybackRequiresUserGesture(value);
}