Example usage for android.content.pm PackageManager getActivityInfo

Introduction

In this page you can find the example usage for android.content.pm PackageManager getActivityInfo.

Prototype

public abstract ActivityInfo getActivityInfo(ComponentName component, @ComponentInfoFlags int flags)
        throws NameNotFoundException;

Source Link

Document

Retrieve all of the information we know about a particular activity class.

Usage

From source file:com.cognizant.trumobi.PersonaLauncher.java

private static PersonaApplicationInfo infoFromApplicationIntent(Context context, Intent data) {
    ComponentName component = data.getComponent();
    PackageManager packageManager = context.getPackageManager();
    ActivityInfo activityInfo = null;/*from   w  ww  .  j  av a  2 s.  c o m*/
    try {
        activityInfo = packageManager.getActivityInfo(component, 0 /*
                                                                   * no
                                                                   * flags
                                                                   */);
    } catch (NameNotFoundException e) {
        PersonaLog.e(LOG_TAG, "Couldn't find ActivityInfo for selected application", e);
    }

    if (activityInfo != null) {
        PersonaApplicationInfo itemInfo = new PersonaApplicationInfo();

        itemInfo.title = activityInfo.loadLabel(packageManager);
        if (itemInfo.title == null) {
            itemInfo.title = activityInfo.name;
        }

        itemInfo.setActivity(component,
                Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
        // itemInfo.icon = activityInfo.loadIcon(packageManager);
        itemInfo.container = PersonaItemInfo.NO_ID;

        itemInfo.icon = PersonaLauncherModel.getIcon(packageManager, context, activityInfo);

        return itemInfo;
    }

    return null;
}

From source file:android.app.Activity.java

/**
 * Returns true if the app should recreate the task when navigating 'up' from this activity
 * by using targetIntent./*from w ww. j  a  va  2 s . co  m*/
 *
 * <p>If this method returns false the app can trivially call
 * {@link #navigateUpTo(Intent)} using the same parameters to correctly perform
 * up navigation. If this method returns false, the app should synthesize a new task stack
 * by using {@link TaskStackBuilder} or another similar mechanism to perform up navigation.</p>
 *
 * @param targetIntent An intent representing the target destination for up navigation
 * @return true if navigating up should recreate a new task stack, false if the same task
 *         should be used for the destination
 */
public boolean shouldUpRecreateTask(Intent targetIntent) {
    try {
        PackageManager pm = getPackageManager();
        ComponentName cn = targetIntent.getComponent();
        if (cn == null) {
            cn = targetIntent.resolveActivity(pm);
        }
        ActivityInfo info = pm.getActivityInfo(cn, 0);
        if (info.taskAffinity == null) {
            return false;
        }
        return !ActivityManagerNative.getDefault().targetTaskAffinityMatchesActivity(mToken, info.taskAffinity);
    } catch (RemoteException e) {
        return false;
    } catch (NameNotFoundException e) {
        return false;
    }
}