navigation-drawer

问题 Based on this answer I tried to make a solution for my Use Case. Instead of using a Collapsing toolbar I'm using a regular one but with a TabLayout . However, for the TabLayout I need to use a ViewPager and I have no idea where to place it in order to avoid trouble with the FrameLayout . ViewPager was in my Host Fragment and when its layout replaced the FrameLayout, the content went below the Toolbar and TabLayout for some reason... I tried putting it below that line <include layout="@layout

问题 I have an activity with 5 fragments, I used drawer layout in my activity for a drawer, but I want to use(enable) the drawer in only fragment 2 and I want to disable the drawer option in remaining fragments. Can any one help me how to do this? 回答1: Put two methods in the your activity , one to disable the drawer and one to enable it again, like so: public void lockDrawer() { drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED); } public void unlockDrawer() { drawerLayout

问题 I'm pretty new in android development. I want to hide navigation drawer when user is not logged in. So basically, it will shown login fragment (better in full screen like Facebook android). And if user already logged in, navigation drawer will always shown. MainActivity.java public class MainActivity extends AppCompatActivity { private DrawerLayout navDrawerLayout; private Toolbar toolbar; private ActionBarDrawerToggle navDrawerToggle; private SharedPreferences pref; @Override protected void

问题 I have implemented Navigation Drawer based on a ListView. It works perfectly fine with ICS and above versions of Android. However, on older versions, it crashes with this error: 06-23 15:50:11.570: E/AndroidRuntime(403): Caused by: android.content.res.Resources$NotFoundException: File res/drawable/list_selector_background.xml from xml type drawable resource ID #0x0 I have tried copying this particular xml file from Android sdk to my own project, but that didn't help. Here's the xml file

问题 I have a standard Navigation Drawer, pre-created by Android Studio and want to populate it with number of groups. I started with this: <?xml version="1.0" encoding="utf-8"?> <menu xmlns:android="http://schemas.android.com/apk/res/android"> <group android:checkableBehavior="single"> <item android:id="@+id/nav_mode_person" android:icon="@drawable/ic_person_black_24dp" android:title="Person" /> <item android:id="@+id/nav_mode_group" android:icon="@drawable/ic_group_black_24dp" android:title=

问题 Per Google guidelines, it is recommended you open the DrawerLayout the first time only after app is installed and opened (to show user the functionality). How would you go about doing this? It seems it would be a combination of openDrawer() method with some type of preference. 回答1: I would recommend that you use the SharedPreferences for that: The basic idea is that you read the SharedPreferences and look for a boolean value that doesn't exist there at first app start. By default, you will

问题 I have followed everything from the following link: https://developer.xamarin.com/guides/xamarin-forms/user-interface/navigation/master-detail-page/ The code I wrote can be found here: http://github.com/foyzulkarim/XamarinFormsDrawer I successfully deployed the same project in my Windows 10 Local machine using UWP project, but whenever I want to deploy in Emulator, or in my device, it is throwing the following exception. System.MissingMethodException: Method 'Android.Support.V4.Widget

问题 I am using a Fragement for navigation drawer and hence can't use onPostCreated to call syncState public class NavigationDrawerFragment extends Fragment{ .... Calling syncState() on activityCreated @Override public void onActivityCreated(Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); // Indicate that this fragment would like to influence the set of actions in the action bar. setHasOptionsMenu(true); mDrawerToggle.syncState(); } Using the ic_drawer for icon public

问题 I'm about to use one of them and yet i'm very confused. I don't know the difference. to me, both look the same. I've passed through this Difference between SlidingPaneLayout and NavigationDrawer may anyone tell the difference between them?? 回答1: This is what the official Navigation Drawer (DrawerLayout) looks like: And this is what the SlidingPaneLayout looks like: Both serve different purposes. The DrawerLayout serves as a menu, to put it simple. The SlidingPaneLayout on the other hand is a

问题 I'm about to use one of them and yet i'm very confused. I don't know the difference. to me, both look the same. I've passed through this Difference between SlidingPaneLayout and NavigationDrawer may anyone tell the difference between them?? 回答1: This is what the official Navigation Drawer (DrawerLayout) looks like: And this is what the SlidingPaneLayout looks like: Both serve different purposes. The DrawerLayout serves as a menu, to put it simple. The SlidingPaneLayout on the other hand is a