Java Intent.makeMainActivity方法代码示例

import android.content.Intent; //导入方法依赖的package包/类
private NotificationItem(int id, String title, String desc) {
    super(id, title, desc);
    Intent[] intents = new Intent[2];
    intents[0] = Intent.makeMainActivity(new ComponentName(DemoApplication.CONTEXT,
            MainActivity.class));
    intents[1] = new Intent(DemoApplication.CONTEXT, NotificationSampleActivity.class);

    this.pendingIntent = PendingIntent.getActivities(DemoApplication.CONTEXT, 0, intents,
            PendingIntent.FLAG_UPDATE_CURRENT);

    builder = new NotificationCompat.
            Builder(FileDownloadHelper.getAppContext());

    builder.setDefaults(Notification.DEFAULT_LIGHTS)
            .setOngoing(true)
            .setPriority(NotificationCompat.PRIORITY_MIN)
            .setContentTitle(getTitle())
            .setContentText(desc)
            .setContentIntent(pendingIntent)
            .setSmallIcon(R.mipmap.ic_launcher);

}
 

import android.content.Intent; //导入方法依赖的package包/类
/**
 * Obtain an {@link Intent} that will launch an explicit target activity specified by
 * this activity's logical parent. The logical parent is named in the application's manifest
 * by the {@link android.R.attr#parentActivityName parentActivityName} attribute.
 * Activity subclasses may override this method to modify the Intent returned by
 * super.getParentActivityIntent() or to implement a different mechanism of retrieving
 * the parent intent entirely.
 *
 * @return a new Intent targeting the defined parent of this activity or null if
 *         there is no valid parent.
 */
@Nullable
public Intent getParentActivityIntent() {
    final String parentName = mActivityInfo.parentActivityName;
    if (TextUtils.isEmpty(parentName)) {
        return null;
    }

    // If the parent itself has no parent, generate a main activity intent.
    final ComponentName target = new ComponentName(this, parentName);
    try {
        final ActivityInfo parentInfo = getPackageManager().getActivityInfo(target, 0);
        final String parentActivity = parentInfo.parentActivityName;
        final Intent parentIntent = parentActivity == null
                ? Intent.makeMainActivity(target)
                : new Intent().setComponent(target);
        return parentIntent;
    } catch (NameNotFoundException e) {
        Log.e(TAG, "getParentActivityIntent: bad parentActivityName '" + parentName +
                "' in manifest");
        return null;
    }
}
 

import android.content.Intent; //导入方法依赖的package包/类
public Intent getLaunchIntent() {
    ContentResolver resolver = this.mPluginContext.getContentResolver();
    Intent launcher = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_LAUNCHER);

    for (PackageParser.Activity activity : this.mPackage.activities) {
        for (PackageParser.ActivityIntentInfo intentInfo : activity.intents) {
            if (intentInfo.match(resolver, launcher, false, TAG) > 0) {
                return Intent.makeMainActivity(activity.getComponentName());
            }
        }
    }

    return null;
}
 

import android.content.Intent; //导入方法依赖的package包/类
public static Intent makeMainActivity(ComponentName mainActivity) {
    return Intent.makeMainActivity(mainActivity);
}