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[英]Error inflating class com.google.android.material.floatingactionbutton.FloatingActionButton Instrumentation Test
[英]Error inflating class com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
雖然有類似的問題,但沒有給我解決方案。 當我嘗試使用com.google.android.material.floatingactionbutton.FloatingActionButton
時,它運行良好。 但是,如果我嘗試使用com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
,它會出錯。
我在 XML 文件中的代碼:
<com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
android:id="@+id/book_profile_write_review"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginBottom="20dp"
android:contentDescription="@string/author_name"
android:text="@string/book_name"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="0.5"
app:layout_constraintStart_toStartOf="parent"
app:srcCompat="@drawable/ic_launcher_foreground" />
日志:
2019-11-14 12:30:21.997 21326-21326/com.bookaholic.shahad.bookaholicbd E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.bookaholic.shahad.bookaholicbd, PID: 21326
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.bookaholic.shahad.bookaholicbd/com.bookaholic.shahad.bookaholicbd.activities.BookProfile}: android.view.InflateException: Binary XML file line #25: Binary XML file line #25: Error inflating class com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2974)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3059)
at android.app.ActivityThread.-wrap11(Unknown Source:0)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1724)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:164)
at android.app.ActivityThread.main(ActivityThread.java:7000)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:441)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1408)
Caused by: android.view.InflateException: Binary XML file line #25: Binary XML file line #25: Error inflating class com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
Caused by: android.view.InflateException: Binary XML file line #25: Error inflating class com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
Caused by: java.lang.reflect.InvocationTargetException
at java.lang.reflect.Constructor.newInstance0(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:334)
at android.view.LayoutInflater.createView(LayoutInflater.java:647)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:790)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:730)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:863)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:824)
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:555)
at androidx.appcompat.app.AppCompatActivity.setContentView(AppCompatActivity.java:161)
at com.bookaholic.shahad.bookaholicbd.activities.BookProfile.onCreate(BookProfile.java:20)
at android.app.Activity.performCreate(Activity.java:7258)
at android.app.Activity.performCreate(Activity.java:7249)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1222)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2927)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3059)
at android.app.ActivityThread.-wrap11(Unknown Source:0)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1724)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:164)
at android.app.ActivityThread.main(ActivityThread.java:7000)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:441)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1408)
Caused by: java.lang.IllegalArgumentException: The style on this component requires your app theme to be Theme.MaterialComponents (or a descendant).
at com.google.android.material.internal.ThemeEnforcement.checkTheme(ThemeEnforcement.java:243)
at com.google.android.material.internal.ThemeEnforcement.checkMaterialTheme(ThemeEnforcement.java:217)
at com.google.android.material.internal.ThemeEnforcement.checkCompatibleTheme(ThemeEnforcement.java:145)
at com.google.android.material.internal.ThemeEnforcement.obtainStyledAttributes(ThemeEnforcement.java:76)
at com.google.android.material.button.MaterialButton.<init>(MaterialButton.java:200)
你能幫我么?
從你的日志貓
Caused by: java.lang.IllegalArgumentException: The style on this component requires your app theme to be Theme.MaterialComponents (or a descendant).
因此,為您的應用程序/當前活動添加材料主題將解決此問題
1)添加依賴*(最新/更穩定的版本)
implementation 'com.google.android.material:material:1.2.0-alpha01'
2)創建一個新主題
<style name="MyMaterialTheme" parent="Theme.MaterialComponents.Light.NoActionBar">
<!-- Add attributes here -->
<item name="colorPrimary">@color/colorPrimary</item>
<item name="colorPrimaryDark">@color/colorPrimaryDark</item>
<item name="colorAccent">@color/colorAccent</item>
<item name="textAppearanceButton">@style/AppTextAppearance.Button</item>
</style>
<!--To fix rendering in preview -->
<style name="AppTextAppearance.Button" parent="TextAppearance.MaterialComponents.Button">
<item name="android:textAllCaps">true</item>
</style>
根據您更改父材質主題parent="Theme.MaterialComponents.*
3)在清單中更改應用程序主題或當前活動主題
android:theme="@style/MyMaterialTheme"
或者
<activity android:name=".MyActivity" android:theme="@style/MyMaterialTheme"> </activity>
4) 如果您在預覽中發現任何渲染問題,將主題添加到 ExtendedFloatingActionButton 將解決此問題
Failed to find '@attr/textAppearanceButton' in current theme.
將主題添加到 ExtendedFloatingActionButton android:theme="@style/MyMaterialTheme"
<com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:theme="@style/MyMaterialTheme"
android:text="ExtendedFab"
app:icon="@drawable/ic_add_a_photo_white_24dp"
/>
欲了解更多信息,請訪問材料設計頁面
您需要使用來自Theme.MaterialComponents
的應用程序或活動theme
。
您可以在跟蹤中看到: Caused by: java.lang.IllegalArgumentException: The style on this component requires your app theme to be Theme.MaterialComponents (or a descendant).
Go 到您的清單文件,並確保您的應用程序和活動繼承自以下主題之一:
Theme.MaterialComponents
Theme.MaterialComponents.NoActionBar
Theme.MaterialComponents.Light
Theme.MaterialComponents.Light.NoActionBar
Theme.MaterialComponents.Light.DarkActionBar
Theme.MaterialComponents.DayNight
Theme.MaterialComponents.DayNight.NoActionBar
Theme.MaterialComponents.DayNight.DarkActionBar
像這樣的EG:
<activity android:name=".MYActivity"
android:theme="@android:style/Theme.Light.NoTitleBar"></activity>
這對我有用
<com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton android:theme="@style/MyMaterialTheme" .................. />
<style name="MyMaterialTheme" parent="Theme.MaterialComponents.Light.NoActionBar">
<!-- Add attributes here -->
<item name="colorPrimary">@color/colorPrimary</item>
<item name="colorPrimaryDark">@color/colorPrimaryDark</item>
<item name="colorAccent">@color/colorAccent</item>
<item name="textAppearanceButton">@style/AppTextAppearance.Button</item>
</style>
更新您的應用主題以繼承這些主題之一,例如:
<style name="Theme.MyApp" parent="Theme.MaterialComponents.DayNight">
<!-- ... -->
</style>
dependencies {
// ...
implementation "com.google.android.material:material:1.3.0-alpha03"
}
總帳
更新到 targetSdkVersion = 32 后,我遇到了同樣的錯誤。我的活動已經有一個從 MaterialComponents 繼承的主題。 問題是我正在設置
android:background="?selectableItemBackground"
到 ExtendedFloatingActionButton。 所以如果你試圖覆蓋背景,它會給你錯誤。 刪除它,它應該可以工作。
如果您打算使用材料設計組件制作應用程序,請考慮使用 Theme.MaterialComponents.*,因為在某些情況下,您將面臨一些關於 XML 的膨脹錯誤
有關材料設計組件的更多信息,請參見: MATERIAL.IO
我遇到了這個問題。我檢查了樣式文件夾並添加了功能
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