如何解决自定义导航抽屉和自定义工具栏
我开发了一个自定义导航抽屉和自定义工具栏。但我无法使用自定义工具栏在所有活动中显示导航抽屉菜单项。 DashActivity 和activity_dash.xml 包含自定义导航抽屉和自定义工具栏的实现。我需要在其他活动中使用相同的菜单抽屉和工具栏。我能怎么做?? DashActivity.java
public class DashActivity extends AppCompatActivity implements NavigationView.OnNavigationItemSelectedListener {
NavigationView navigationView;
DrawerLayout drawerLayout;
Toolbar toolbar;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_dash);
navigationView = findViewById(R.id.nav_view);
drawerLayout = findViewById(R.id.drawer_layout);
toolbar = findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
navigationView.bringToFront();
ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(this,drawerLayout,toolbar,R.string.navigation_drawer_open,R.string.navigation_drawer_close);
drawerLayout.addDrawerListener(toggle);
toggle.syncState();
navigationView.setNavigationItemSelectedListener(this);
navigationView.setCheckedItem(R.id.dash);
}
@Override
public void onBackPressed() {
if(drawerLayout.isDrawerOpen(GravityCompat.START)){
drawerLayout.closeDrawer(GravityCompat.START);
} else{
super.onBackPressed();
}
}
@Override
public boolean onNavigationItemSelected(@NonNull MenuItem menuItem) {
switch (menuItem.getItemId()){
case R.id.dash:
break;
case R.id.ptype:
Intent intent = new Intent(DashActivity.this,SecondActivity.class);
startActivity(intent);
break;
}
drawerLayout.closeDrawer(GravityCompat.START);
return true;
}
}
dash_activity.xml
<?xml version="1.0" encoding="utf-8"?>
<androidx.drawerlayout.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/drawer_layout"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".DashActivity"
android:fitsSystemWindows="true"
tools:openDrawer="start">
<com.google.android.material.navigation.NavigationView
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:id="@+id/nav_view"
app:headerLayout="@layout/header"
app:menu="@menu/main_menu"
android:layout_gravity="start"/>
<ScrollView
android:layout_width="match_parent"
android:layout_height="match_parent">
<androidx.constraintlayout.widget.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#FFFFFF">
<androidx.appcompat.widget.Toolbar
android:id="@+id/toolbar"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:background="#00008577"
android:minHeight="?attr/actionBarSize"
android:theme="?attr/actionBarTheme"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
app:navigationIcon="@drawable/menu1"/>
</androidx.constraintlayout.widget.ConstraintLayout>
</ScrollView> </androidx.drawerlayout.widget.DrawerLayout>
SecondActivity.java
public class SecondActivity extends DashActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_second);
}
}
activity_second.xml
<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".SecondActivity">
<TextView
android:id="@+id/textView10"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginEnd="136dp"
android:text="Second Activity"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toTopOf="parent" />
</androidx.constraintlayout.widget.ConstraintLayout>
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