I am implementing the Navigation Drawer in my application. Only I get an error when I click on any of my items.
Here the code:
public class MainActivityMenu extends AppCompatActivity {
private String[] mNavigationDrawerItemTitles;
private DrawerLayout mDrawerLayout;
private ListView mDrawerList;
Toolbar toolbar;
ProgressDialog dialog;
private CharSequence mDrawerTitle;
private CharSequence mTitle;
android.support.v7.app.ActionBarDrawerToggle mDrawerToggle;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_drawer);
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
mTitle = mDrawerTitle = getTitle();
/*DrawerLayout.LayoutParams params = img.getLayoutParams();
params.width = DrawerLayout.LayoutParams.MATCH_PARENT;
params.height = 100;
img.setLayoutParams(params);*/
mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
mDrawerList = (ListView) findViewById(R.id.left_drawer);
mDrawerToggle = new android.support.v7.app.ActionBarDrawerToggle(MainActivityMenu.this, mDrawerLayout, toolbar, R.string.app_name, R.string.app_name);
mDrawerToggle.syncState();
SharedPreferences settings = getSharedPreferences("ONC_Settings", 0);
TextView Usuario = (TextView)findViewById(R.id.userName);
Usuario.setText( "Usuario: " + settings.getString("ONControlUsuarioLogin",""));
}
private class DrawerItemClickListener implements ListView.OnItemClickListener {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
String evento = String.valueOf(((TextView)view.findViewById(R.id.txtevento)).getText());
selectItem(position);
}
}
private void selectItem(int position) {
Fragment fragment = null;
/* Bundle args = new Bundle();
args.putInt(ClientesFragment.ARG_PLANET_NUMBER, position);
fragment.setArguments(args);*/
//android.app.Fragment fragment1 = null;
switch (position) {
case 0:
Toast.makeText(getApplicationContext(),"Prueba1", Toast.LENGTH_LONG).show();
//fragment = new ConnectFragment();
break;
case 1:
fragment = new ClientesFragment();
Bundle args = new Bundle();
args.putSerializable("O_DetalleMenu", (DetalleMenu)((TextView)findViewById(R.id.lismenu)).getTag());
fragment.setArguments(args);
// fragment = new ClientesFragment();
break;
case 2:
//fragment = new TableFragment();
break;
default:
break;
}
if (fragment != null) {
FragmentManager fragmentManager = getSupportFragmentManager();
fragmentManager.beginTransaction().replace(R.id.mainContent, fragment).commit();
mDrawerList.setItemChecked(position, true);
mDrawerList.setSelection(position);
//setTitle(mNavigationDrawerItemTitles[position]);
mDrawerLayout.closeDrawer(mDrawerList);
} else {
Log.e("MainActivity", "Error in creating fragment");
}
}
Layout Code Attachment
<FrameLayout
android:layout_width="wrap_content"
android:layout_height="match_parent">
<LinearLayout
android:id="@+id/container_toolbar"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical">
<include
layout="@layout/toolbar"
android:layout_width="match_parent"
android:layout_height="match_parent" />
</LinearLayout>
</FrameLayout>
<FrameLayout
android:layout_width="wrap_content"
android:layout_height="match_parent">
<!-- The main content view -->
<RelativeLayout
android:id="@+id/mainContent"
android:layout_width="match_parent"
android:layout_height="match_parent"
/>
</FrameLayout>
<!-- The navigation drawer -->
<RelativeLayout
android:layout_width="280dp"
android:layout_height="match_parent"
android:id="@+id/drawerPane"
android:layout_gravity="start">
<!-- Profile Box -->
<RelativeLayout
android:id="@+id/profileBox"
android:layout_width="match_parent"
android:layout_height="120dp"
android:background="@color/material_blue_grey_800"
android:padding="8dp"
android:layout_alignParentTop="true"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true">
<ImageView
android:id="@+id/avatar"
android:layout_width="60dp"
android:layout_height="60dp"
android:src="@drawable/icon_oncontrol"
android:layout_marginTop="15dp" />
<TextView
android:id="@+id/userName"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="@string/Usuario"
android:textColor="#fff"
android:textSize="16sp"
android:textStyle="bold"
android:layout_below="@+id/avatar"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true"
android:layout_marginTop="7dp" />
</RelativeLayout>
<ListView
android:id="@+id/left_drawer"
android:layout_width="280dp"
android:layout_height="match_parent"
android:layout_below="@+id/profileBox"
android:background="@color/ColorBackground1"/>
<!-- <include
android:menu="@menu/activity_main_drawer"
/>
-->
</RelativeLayout>
And the error
07-25 13:09:39.312 15344-15344/mx.com.oncontrol.oncontrol E/AndroidRuntime: FATAL EXCEPTION: main
Process: mx.com.oncontrol.oncontrol, PID: 15344
java.lang.ClassCastException: android.widget.RelativeLayout$LayoutParams cannot be cast to android.support.v4.widget.DrawerLayout$LayoutParams
at android.support.v4.widget.DrawerLayout.isDrawerView(DrawerLayout.java:1415)
at android.support.v4.widget.DrawerLayout.closeDrawer(DrawerLayout.java:1630)
at mx.com.oncontrol.oncontrol.MainActivityMenu.selectItem(MainActivityMenu.java:125)
at mx.com.oncontrol.oncontrol.MainActivityMenu.access$000(MainActivityMenu.java:29)
at mx.com.oncontrol.oncontrol.MainActivityMenu$DrawerItemClickListener.onItemClick(MainActivityMenu.java:72)
at android.widget.AdapterView.performItemClick(AdapterView.java:299)
at android.widget.AbsListView.performItemClick(AbsListView.java:1113)
at android.widget.AbsListView$PerformClick.run(AbsListView.java:2911)
at android.widget.AbsListView$3.run(AbsListView.java:3645)
at android.os.Handler.handleCallback(Handler.java:733)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5001)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:785)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:601)
at dalvik.system.NativeStart.main(Native Method)