在Kiosk模式下禁用Android导航(Android管理API)

import android.app.admin.DevicePolicyManager;
import android.content.ComponentName;
import android.content.Context;

public class KioskModeHelper {
    private DevicePolicyManager devicePolicyManager;
    private ComponentName adminComponent;

    public KioskModeHelper(Context context, ComponentName adminComponent) {
        this.devicePolicyManager = (DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
        this.adminComponent = adminComponent;
    }

    public boolean setKioskModeEnabled(boolean enabled) {
        if (devicePolicyManager.isAdminActive(adminComponent)) {
            devicePolicyManager.setSystemUiVisibility(adminComponent, 
                DevicePolicyManager.SYSTEM_UI_FLAG_IMMERSIVE_STICKY |
                DevicePolicyManager.SYSTEM_UI_FLAG_FULLSCREEN |
                DevicePolicyManager.SYSTEM_UI_FLAG_HIDE_NAVIGATION);
            return true;
        }
        return false;
    }
}