错误在获取资源编号值时没有包标识符 [英] ERROR No package identifier when getting value for resource number
问题描述
两个活动在同一个包中
第二个活动使用第二个布局文件
Second activity uses second layout file
setContentView(R.layout.main2);
Second_Activity 中这一行的错误.
Errors on this line in the Second_Activity.
EditText text1 = (EditText) findViewById(R.id.EditText03);
这是 Second_Activity 的布局文件.
Here is the layout file for the Second_Activity.
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
<LinearLayout
android:id="@+id/LinearLayout01"
android:layout_width="wrap_content"
android:layout_height="wrap_content" >
<TextView
android:id="@+id/TextView01"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Answer Is : " >
</TextView>
<EditText
android:id="@+id/EditText03"
android:layout_width="wrap_content"
android:layout_height="wrap_content" >
</EditText>
</LinearLayout>
<Button
android:id="@+id/Button01"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:onClick="onClick"
android:text="Calling an intent" >
</Button>
</LinearLayout>
这是 LogCat 窗口中的错误
Here are the errors in the LogCat window
08-01 19:32:20.340: WARN/ResourceType(8875): No package identifier when getting value for resource number 0x00000005
08-01 19:32:20.390: ERROR/AndroidRuntime(8875): Caused by: android.content.res.Resources$NotFoundException: String resource ID #0x5
邮件.xml
<TextView
android:id="@+id/TextView01"
android:layout_width="wrap_content"
android:layout_height="wrap_content" android:text="First Number : ">
</TextView>
<EditText
android:id="@+id/EditText01"
android:inputType="number"
android:layout_width="wrap_content"
android:layout_height="wrap_content">
</EditText>
<TextView
android:id="@+id/TextView02"
android:layout_width="wrap_content"
android:layout_height="wrap_content" android:text="Second Number: ">
</TextView>
<EditText
android:id="@+id/EditText02"
android:inputType="number"
android:layout_width="wrap_content"
android:layout_height="wrap_content">
</EditText>
secondscreen.xml
secondscreen.xml
<TextView
android:id="@+id/TextView03"
android:layout_width="wrap_content"
android:layout_height="wrap_content" android:text="Answer Is : ">
</TextView>
<EditText
android:id="@+id/main2EditText01"
android:inputType="number"
android:layout_width="wrap_content"
android:layout_height="wrap_content">
</EditText>
清单xml文件
<activity android:name=".ActivityTwo"/>
推荐答案
当我尝试使用 TextView.setText 传递一个字符而不是一个字符串时,我收到了同样的错误消息.这是有道理的,因为 char 将被提升为 int,这意味着我真的在调用
I got this same error message when I tried to use TextView.setText passing a char instead of a String. This makes sense since the char would be promoted to an int which meant that I was really calling the
TextView.setText( int resId );
而且由于没有具有该值的资源,所以它不起作用.
And since there wasn't a resource with that value, it wouldn't work.
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