我想在列表项目的每次点击中打开一个静态HTML文件,但是当我调用列表时,我的listView消失了。请帮助我解决这个问题。我的tab1fragment.java代码是此
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Inflate the layout for this fragment
View view = inflater.inflate(R.layout.fragment_tab1, container, false);
Resources res = getResources();
mainTopic = res.getStringArray(R.array.MainTopic);
mainDescription = res.getStringArray(R.array.DescriptionContent);
listView = (ListView) view.findViewById(R.id.listView);
MyAdapter myAdapter = new MyAdapter(getActivity(), mainTopic, image1,
mainDescription);
listView.setAdapter(myAdapter);
listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
switch (position) {
case 0:
wb=(WebView)view.findViewById(R.id.webView);
wb.loadUrl("file:///assets/ActivePassive.html");
wb.getSettings().setJavaScriptEnabled(true);
wb.setWebViewClient(new WebViewClient());
}
}
});
return view;
}
}
我的fragment_tab1.xml代码是: -
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="androidthirst.company.abhi.totalenglish.Tab1Fragment">
<!-- TODO: Update blank fragment layout -->
<ListView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/listView"
android:layout_alignParentTop="true"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true" />
</RelativeLayout>
和我单独的listView代码是single_row.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="match_parent"
android:layout_height="match_parent">
<TextView
android:layout_width="50dp"
android:layout_height="50dp"
android:background="#1A237E"
android:gravity="center"
android:textStyle="bold"
android:textSize="30sp"
android:layout_margin="9dp"
android:textColor="#ffffff"
android:id="@+id/imageView" />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textAppearance="?android:attr/textAppearanceLarge"
android:id="@+id/textView"
android:layout_alignParentTop="true"
android:layout_toRightOf="@+id/imageView"
android:layout_alignParentRight="true"
android:layout_alignParentEnd="true" />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textAppearance="?android:attr/textAppearanceSmall"
android:text="Small Text"
android:id="@+id/textView2"
android:layout_toRightOf="@+id/imageView"
android:layout_below="@+id/textView"
android:layout_alignParentRight="true"
android:layout_alignParentEnd="true"
android:layout_alignBottom="@+id/imageView" />
<WebView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/webView">
</WebView>
</RelativeLayout>
在这里您可以看到我只想在第一个列表项目中打开THML文件的图像
尝试波纹码:
list_Id.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View v,
int position, long id) {
list_Id.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View v,
int position, long id) {
WebView webView = new WebView(v.getContext());
String[] urls = getResources().getStringArray(R.array.bookmark_urls);
webView.loadUrl(urls[position]);
}
});
}
});
在values
中创建一个文件string-array.xml
,并将所有Web地址放在Bellow:
<resources>
<string-array name="bookmark_urls">
<item>http://www.google.com</item>
<item>http://www.android.com/</item>
<item>http://www.facebook.com/</item>
<item>http://www.android.com/</item>
<item>http://www.android.com/</item>
</string-array>
</resources>
您可以使用以下
之类的东西 String url = "http://www.example.com";
Intent i = new Intent(Intent.ACTION_VIEW);
i.setData(Uri.parse(url));
startActivity(i);
您的布局是" fragment_tab1"
View view = inflater.inflate(R.layout.fragment_tab1, container, false);
当您编写布局名称"我的 TAB1_FRAGMENT.xML 代码是: - "
请检查确切的布局吗?
和您的WebView在适配器类中使用的行文件中。(Single_row.xml)您试图加载活动。
谢谢Abhi ..