我试图在我的安卓应用程序中实现颜色状态列表资源,遵循android指南颜色状态列表资源\ Android开发人员。因此,我在目录button_text.xml
中创建了两个资源文件button_background.xml
和res/color/
,并分别在activity_main.xml
中的with @color/button_text
和@color/button_background
中引用了它们。下面是布局代码
<Button
android:id="@+id/myButton"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/app_name"
android:layout_marginTop="150dp"
android:layout_gravity="center"
android:textColor="@color/button_text"
android:background="@color/button_background"/>
在运行应用程序时,我在日志中得到一个Resources Not Found Exception
,如下所示:
Process: com.example.myanimation, PID: 29254
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.myanimation/com.example.myanimation.MainActivity}: android.view.InflateException: Binary XML file line #11: Binary XML file line #11: Error inflating class Button
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2659)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2724)
at android.app.ActivityThread.-wrap12(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1473)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6123)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:867)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:757)
Caused by: android.view.InflateException: Binary XML file line #11: Binary XML file line #11: Error inflating class Button
Caused by: android.view.InflateException: Binary XML file line #11: Error inflating class Button
Caused by: android.content.res.Resources$NotFoundException: Drawable com.example.myanimation:color/button_background with resource ID #0x7f0b0053
Caused by: android.content.res.Resources$NotFoundException: File res/color/button_background.xml from drawable resource ID #0x7f0b0053
at android.content.res.ResourcesImpl.loadDrawableForCookie(ResourcesImpl.java:729)
at android.content.res.ResourcesImpl.loadDrawable(ResourcesImpl.java:575)
at android.content.res.Resources.loadDrawable(Resources.java:854)
at android.content.res.TypedArray.getDrawable(TypedArray.java:928)
at android.view.View.<init>(View.java:4177)
at android.widget.TextView.<init>(TextView.java:710)
at android.widget.Button.<init>(Button.java:109)
at android.widget.Button.<init>(Button.java:105)
at android.support.v7.widget.AppCompatButton.<init>(AppCompatButton.java:65)
at android.support.v7.widget.AppCompatButton.<init>(AppCompatButton.java:61)
at android.support.v7.app.AppCompatViewInflater.createView(AppCompatViewInflater.java:109)
at android.support.v7.app.AppCompatDelegateImplV9.createView(AppCompatDelegateImplV9.java:1026)
at android.support.v7.app.AppCompatDelegateImplV9.onCreateView(AppCompatDelegateImplV9.java:1083)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:769)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:727)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:858)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:821)
at android.view.LayoutInflater.inflate(LayoutInflater.java:518)
at android.view.LayoutInflater.inflate(LayoutInflater.java:426)
at android.view.LayoutInflater.inflate(LayoutInflater.java:377)
at android.support.v7.app.AppCompatDelegateImplV9.setContentView(AppCompatDelegateImplV9.java:289)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:139)
at com.example.myanimation.MainActivity.onCreate(MainActivity.java:11)
at android.app.Activity.performCreate(Activity.java:6672)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1140)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2612)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2724)
at android.app.ActivityThread.-wrap12(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1473)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6123)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:867)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:757)
我试着清理和重建这个项目,但没有成功。另外,将xml files
放在res/drawable/
中而不是res/color/
中也显示了同样的error.Please帮助解决问题。提前感谢!
编辑:
下面是button_text.xml
文件代码:
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:color="#000"
android:state_pressed="true"/>
<item android:color="#fff"
android:state_activated="true"/>
</selector>
以及,button_background.xml
文件代码:
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:color="#fff"
android:state_pressed="true"/>
<item android:color="#000"
android:state_activated="true"/>
</selector>
发布于 2017-06-14 11:40:19
所以,它在这里。请阅读完整的答案。android:background
属性不支持与android:textColor
不同的Color State List
。要使android:background
属性正常工作,您需要State List Drawables
。因此,而不是res/color/
,而是在res/drawable/
目录中创建文件。下面是代码:
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:drawable="@color/white"
android:state_pressed="true"/>
<item android:drawable="@color/black"
android:state_activated="true"/>
</selector>
注意android:drawable的用法,而不是android:color。Android将使用颜色资源,并从中提取出一个可绘制的图形。要完成这一任务,您需要将颜色资源添加到res/value/chros.xml文件中。
有关更多信息:点击这里!
发布于 2022-09-02 11:43:57
试试这个
变化
android:background="@color/button_background"
至
android:backgroundTint="@color/button_background"
如果您的button_background.xml文件放入res/color/
,上述代码可以正常工作。
发布于 2017-06-14 11:34:25
试试这个,它将帮助您跟踪这个
步骤1:->在res/ button_text.xml /目录中创建一个button_text.xml。
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:state_enabled="true" android:state_pressed="false" android:color="@color/colorPrimary"/>
<item android:state_enabled="false" android:color="@color/colorAccent"/>
<item android:state_enabled="true" android:state_pressed="true" android:color="@color/colorPrimaryDark"/>
</selector>
步骤2 :->在res/ button_selector.xml /目录中创建一个。
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:state_enabled="true" android:state_pressed="false" android:drawable="@drawable/disha"/>
<item android:state_enabled="false" android:drawable="@drawable/back"/>
<item android:state_enabled="true" android:state_pressed="true" android:drawable="@drawable/ic_edit_pen"/>
</selector>
Step3 :-现在加入你的按钮
<Button
android:id="@+id/b1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:textColor="@color/button_text"
android:background="@drawable/button_selector" />
如果有任何查询,会让我离开
https://stackoverflow.com/questions/44542755
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