我已经启用了数据绑定,但是在执行代码时,我遇到了这个错误。
错误
e:[kapt]发生异常:android.databinding.tool.util.LoggedErrorException:发现数据绑定错误。
我创建了一个片段类和该类的XML。 我能够导入datbindingutil类。
我尝试了重建/与gradle文件同步/无效缓存并重新启动等操作,但都没有起作用。
XML
<layout>
<!--suppress AndroidUnknownAttribute -->
<data class=".databinding.ProfileFragmentBinding">
<variable
name="user"
type="com.sample.sample.user.User" />
<variable
name="vm"
type="com.sample.sample.user.UserViewModel" />
<variable
name="handler"
type="com.sample.sample.user.profile.ProfileFragment" />
</data>
<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">
<de.hdodenhof.circleimageview.CircleImageView
android:id="@+id/profileIV"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="@dimen/medium"
android:layout_marginTop="@dimen/medium"
android:contentDescription="@null"
android:src="@mipmap/ic_launcher_round"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
app:url="@{user.avatarUrl}" />
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:orientation="vertical"
app:layout_constraintBottom_toBottomOf="@+id/profileIV"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toTopOf="@+id/profileIV">
<TextView
android:id="@+id/profileNameLabel"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:fontFamily="@font/myriad_pro_semibold"
android:text="@{user.name}"
android:textColor="@color/black_transparent_de"
android:textSize="@dimen/text_regular"
tools:text="NAME" />
<TextView
android:id="@+id/badgeLabel"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="5dp"
android:fontFamily="@font/myriad_pro_semibold"
android:text="@{user.badge}"
android:textColor="@color/grey_000000"
android:textSize="@dimen/text_regular"
tools:text="Superman" />
<TextView
android:id="@+id/profile_Label"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="5dp"
android:fontFamily="@font/roboto_bold"
android:text="@{user.badge}"
android:textColor="@color/green_39b54a"
android:textSize="@dimen/text_small"
tools:text="farmer_v1" />
</LinearLayout>
<ImageView
android:id="@+id/badgeIV"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginEnd="@dimen/medium"
android:layout_marginTop="@dimen/medium"
android:contentDescription="@null"
android:src="@mipmap/ic_launcher"
app:error="@{@drawable/ic_profile_default_grey_24dp}"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toTopOf="parent"
app:placeholder="@{@drawable/ic_profile_default_grey_24dp}"
app:url="@{user.badgeUrl}" />
<ImageView
android:id="@+id/locationPinIV"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="@dimen/medium"
android:contentDescription="@null"
android:src="@drawable/ic_location_pin"
app:layout_constraintStart_toStartOf="@+id/profileIV"
app:layout_constraintTop_toBottomOf="@+id/profileIV" />
<TextView
android:id="@+id/profileAddressTV"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="@dimen/narrow"
android:fontFamily="@font/roboto"
android:textColor="@color/grey_000000"
app:layout_constraintBottom_toBottomOf="@+id/locationPinIV"
app:layout_constraintLeft_toRightOf="@+id/locationPinIV"
app:layout_constraintTop_toTopOf="@+id/locationPinIV"
tools:text="bangalore, Karnataka" />
<ImageView
android:id="@+id/dobIV"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="@dimen/standard"
android:layout_marginTop="@dimen/medium"
android:contentDescription="@null"
android:src="@drawable/ic_dob"
app:layout_constraintLeft_toRightOf="@+id/profileAddressTV"
app:layout_constraintTop_toBottomOf="@+id/profileIV" />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="@dimen/narrow"
android:fontFamily="@font/roboto"
android:textColor="@color/grey_000000"
app:layout_constraintBottom_toBottomOf="@+id/locationPinIV"
app:layout_constraintLeft_toRightOf="@+id/dobIV"
app:layout_constraintTop_toTopOf="@+id/locationPinIV"
tools:text="born on 01/01/2000" />
<TextView
android:id="@+id/activityLabel"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="@dimen/big"
android:fontFamily="@font/myriad_pro_semibold"
android:text="@string/activities"
android:textColor="@color/black_transparent_de"
android:textSize="@dimen/text_regular"
app:layout_constraintStart_toStartOf="@+id/profileIV"
app:layout_constraintTop_toBottomOf="@+id/locationPinIV" />
<View
android:id="@+id/dividerV"
android:layout_width="match_parent"
android:layout_height="1dp"
android:layout_marginEnd="@dimen/small"
android:layout_marginStart="@dimen/small"
android:layout_marginTop="@dimen/regular"
android:background="@color/grey_000000"
app:layout_constraintTop_toBottomOf="@+id/activityLabel" />
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="0dp"
app:layout_constraintTop_toBottomOf="@+id/dividerV">
<!--<com.google.android.material.tabs.TabLayout
android:id="@+id/tablayout"
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:pager="@{(pager)}"
app:tabGravity="fill"
app:tabIndicatorColor="@color/black"
app:tabMode="fixed"
app:tabSelectedTextColor="@color/black"
app:tabTextAppearance="@style/CustomTextTab"
app:tabTextColor="#b4ffffff" />
<androidx.viewpager.widget.ViewPager
android:id="@+id/viewpager"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/tablayout"
app:handler="@{handler}"
app:layout_behavior="@string/appbar_scrolling_view_behavior" />-->
</RelativeLayout>
</androidx.constraintlayout.widget.ConstraintLayout>
类
class ProfileFragment : Fragment() {
@Inject
lateinit var mFactory: ViewModelProvider.Factory
private lateinit var mBinding: ProfileFragmentBinding
override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
mBinding = DataBindingUtil.inflate(inflater, R.layout.fragment_profile, container, false);
return mBinding.root
}
override fun onActivityCreated(savedInstanceState: Bundle?) {
super.onActivityCreated(savedInstanceState)
val vm: UserViewModel = getViewModel(mFactory)
mBinding.vm = vm
//mBinding.handler = this
//mBinding.setLifecycleOwner(this)
}
/*@BindingAdapter("bind:handler")
fun bindViewPagerAdapter(view: ViewPager, activity: MainActivity) {
val adapter = ProfilePagerAdapter(view.context, activity.supportFragmentManager)
view.adapter = adapter
}
@BindingAdapter("bind:pager")
fun bindViewPagerTabs(view: TabLayout, pagerView: ViewPager) {
view.setupWithViewPager(pagerView, true)
}*/
}