如何解决我如何在用户键入后以编程方式添加材料芯片以编辑文本
我正在尝试实现类似于 Gmail 的方式,当您完成输入电子邮件地址至:将材料芯片添加到文本输入编辑文本。我已经开始尝试在文本输入编辑文本中实现一个芯片组,但出现以下错误
XML file line #147: com.google.android.material.textfield.TextInputEditText cannot be cast to android.view.ViewGroup
at android.app.ActivityThread.performlaunchActivity(ActivityThread.java:3430)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3614)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:86)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:108)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:68)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2199)
at android.os.Handler.dispatchMessage(Handler.java:112)
at android.os.Looper.loop(Looper.java:216)
at android.app.ActivityThread.main(ActivityThread.java:7625)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:524)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:987)
Caused by: android.view.InflateException: Binary XML file line #39: Binary XML file line #147: com.google.android.material.textfield.TextInputEditText cannot be cast to android.view.ViewGroup
Caused by: android.view.InflateException: Binary XML file line #147: com.google.android.material.textfield.TextInputEditText cannot be cast to android.view.ViewGroup
Caused by: java.lang.classCastException: com.google.android.material.textfield.TextInputEditText cannot be cast to android.view.ViewGroup
at android.view.LayoutInflater.rInflate(LayoutInflater.java:875)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:835)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:877)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:835)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:877)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:835)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:877)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:835)
at android.view.LayoutInflater.inflate(LayoutInflater.java:515)
at android.view.LayoutInflater.inflate(LayoutInflater.java:423)
at ke.co.nation.fragments.dashboard.AddNewLineageAdFragment.onCreateView(AddNewLineageAdFragment.java:64)
at androidx.fragment.app.Fragment.performCreateView(Fragment.java:2963)
at androidx.fragment.app.FragmentStateManager.createView(FragmentStateManager.java:518)
at androidx.fragment.app.FragmentStateManager.movetoExpectedState(FragmentStateManager.java:282)
at androidx.fragment.app.FragmentStore.movetoExpectedState(FragmentStore.java:112)
at androidx.fragment.app.FragmentManager.movetoState(FragmentManager.java:1647)
at androidx.fragment.app.FragmentManager.dispatchStateChange(FragmentManager.java:3128)
at androidx.fragment.app.FragmentManager.dispatchViewCreated(FragmentManager.java:3065)
at androidx.fragment.app.Fragment.performViewCreated(Fragment.java:2988)
at androidx.fragment.app.FragmentStateManager.ensureInflatedView(FragmentStateManager.java:392)
at androidx.fragment.app.FragmentStateManager.movetoExpectedState(FragmentStateManager.java:281)
at androidx.fragment.app.FragmentLayoutInflaterFactory.onCreateView(FragmentLayoutInflaterFactory.java:140)
at androidx.fragment.app.FragmentController.onCreateView(FragmentController.java:135)
at androidx.fragment.app.FragmentActivity.dispatchFragmentsOnCreateView(FragmentActivity.java:319)
at androidx.fragment.app.FragmentActivity.onCreateView(FragmentActivity.java:298)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:791)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:741)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:874)
E/AndroidRuntime: at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:835)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:877)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:835)
at android.view.LayoutInflater.inflate(LayoutInflater.java:515)
at android.view.LayoutInflater.inflate(LayoutInflater.java:423)
at android.view.LayoutInflater.inflate(LayoutInflater.java:374)
at androidx.appcompat.app.AppCompatDelegateImpl.setContentView(AppCompatDelegateImpl.java:699)
at androidx.appcompat.app.AppCompatActivity.setContentView(AppCompatActivity.java:195)
at ke.co.nation.MainActivity.onCreate(MainActivity.java:63)
at android.app.Activity.performCreate(Activity.java:7458)
at android.app.Activity.performCreate(Activity.java:7448)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1286)
at android.app.ActivityThread.performlaunchActivity(ActivityThread.java:3409)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3614)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:86)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:108)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:68)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2199)
at android.os.Handler.dispatchMessage(Handler.java:112)
at android.os.Looper.loop(Looper.java:216)
at android.app.ActivityThread.main(ActivityThread.java:7625)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:524)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:987)
下面是我的xml代码
<com.google.android.material.textfield.TextInputLayout
android:id="@+id/til_email"
style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginStart="10dp"
android:layout_marginLeft="10dp"
android:layout_marginTop="5dp"
android:layout_marginEnd="10dp"
android:layout_marginRight="10dp"
android:layout_marginBottom="5dp"
android:paddingStart="10dp"
android:paddingTop="5dp"
android:paddingEnd="10dp"
android:paddingBottom="5dp"
app:endIconMode="custom"
app:endIconDrawable="@drawable/ic_calendar"
app:endIconTint="@color/primaryDarkColor">
<com.google.android.material.textfield.TextInputEditText
android:id="@+id/et_email"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:hint="Enter email"
android:textSize="15sp" >
<com.google.android.material.chip.ChipGroup
android:id="@+id/cg_email"
android:layout_width="0dp"
android:layout_height="wrap_content">
</com.google.android.material.chip.ChipGroup>
</com.google.android.material.textfield.TextInputEditText>
</com.google.android.material.textfield.TextInputLayout>
我怎样才能实现这一点
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