我正在开发一个新闻应用,其中突发新闻在选框TextView
(单TextView
)中滚动。
这意味着TextView
中会显示不同的新闻。
当我点击任何新闻时,那时会获取该新闻消息的唯一ID。
有可能吗?如果可能的话。怎么样?请尽快告诉我。
ExpandableListView.xml
<?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"
android:background="#f4f4f4" >
<TextView
android:id="@+id/marquee_txt"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="center"
android:text="@string/marquee"
android:singleLine="true"
android:ellipsize="marquee"
android:focusable="true"
android:paddingTop="4dp"
android:freezesText="true"
android:textSize="20sp"
android:marqueeRepeatLimit="marquee_forever"
android:scrollHorizontally="true"
android:textColor="@android:color/white"
android:textStyle="bold"
android:background="@color/abs__background_holo_dark" />
<ExpandableListView
android:id="@+id/lvExp"
android:layout_height="match_parent"
android:layout_width="match_parent"
android:background="@drawable/ic_screen"
/>
</LinearLayout>
MainActivity.java
for (int i = 0; i < 5; i++) {
Element e = (Element) nlB.item(i);
// String aa=parser.getValue(e,KEY_POSTID);
// String a11=parser.getValue(e,KEY_TITLE);
//breakingnews.put(a11, parser.getValue(e,KEY_TITLE));
if(i==0){
breaknews = " " + parser.getValue(e, KEY_POSTID);
breaknews = breaknews + " : " + parser.getValue(e, KEY_TITLE);
breaknews= breaknews + "@#$";
//System.out.println("breaknews in if " + breaknews);
}else if(i!=0){
breaknews = breaknews + parser.getValue(e, KEY_POSTID);
breaknews = breaknews + " : " + parser.getValue(e, KEY_TITLE) + "@#$";
System.out.println("breaknews in after if " + breaknews);
}
}
protected void onPostExecute(Void result) {
try {
super.onPostExecute(result);
listAdapter = new ExpandableListAdapter(getActivity(), listDataHeader, headerChild, expListView);
expListView.setAdapter(listAdapter);
if (prog.isShowing()) {
prog.dismiss();
expListView.setBackgroundColor(0xFFFFFFFF);
marquee.setText("Breaking News :" + breaknews);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}