Java 如何在tableLayout中显示文本视图数组
我有一个问题要解决,我有三个文本视图数组Java 如何在tableLayout中显示文本视图数组,java,android,xml,arrays,textview,Java,Android,Xml,Arrays,Textview,我有一个问题要解决,我有三个文本视图数组 - Textview a[]; - TexTview b[]; - TexTview c[]: 我需要在表中显示它们,如下所示:。 但当显示以下代码时,屏幕如下所示: 这是完整的代码,提前,非常感谢 public class MainActivity extends Activity { SitesList sitesList = null; @Override public void onCreate(Bundle sav
- Textview a[];
- TexTview b[];
- TexTview c[]:
我需要在表中显示它们,如下所示:。
但当显示以下代码时,屏幕如下所示:
这是完整的代码,提前,非常感谢
public class MainActivity extends Activity {
SitesList sitesList = null;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
/** Create a new layout to display the view */
View layout = findViewById(R.id.layout);
/** Create a new textview array to display the results */
TextView variacion[];
TextView nemotecnico[];
TextView precio[];
try {
/** Handling XML */
SAXParserFactory spf = SAXParserFactory.newInstance();
SAXParser sp = spf.newSAXParser();
XMLReader xr = sp.getXMLReader();
/** Send URL to parse XML Tags */
URL sourceUrl = new URL("http://www.bovalpo.com/cgi-local/xml_bcv.pl?URL=75");
/** Create handler to handle XML Tags ( extends DefaultHandler ) */
MyXMLHandler myXMLHandler = new MyXMLHandler();
xr.setContentHandler(myXMLHandler);
xr.parse(new InputSource(sourceUrl.openStream()));
} catch (Exception e) {
System.out.println("XML Pasing Excpetion = " + e);
}
/** Get result from MyXMLHandler SitlesList Object */
sitesList = MyXMLHandler.sitesList;
/** Assign textview array lenght by arraylist size */
// registro = new TextView[sitesList.getRegistro().size()];
nemotecnico = new TextView[sitesList.getNemotecnico().size()];
variacion = new TextView[sitesList.getVariacion().size()];
precio = new TextView[sitesList.getPrecio().size()];
/** Set the result text in textview and add it to layout */
for (int i = 0; i < sitesList.getRegistro().size(); i++) {
variacion[i] = new TextView(this);
variacion[i].setText(sitesList.getVariacion().get(i));
nemotecnico[i] = new TextView(this);
nemotecnico[i].setText(sitesList.getNemotecnico().get(i));
precio[i] = new TextView(this);
precio[i].setText(sitesList.getPrecio().get(i));
((ViewGroup)layout).addView(nemotecnico[i]);
((ViewGroup)layout).addView(variacion[i]);
((ViewGroup)layout).addView(precio[i]);
}
/** Set the layout view to display */
setContentView(layout);
}
}
公共类MainActivity扩展活动{
SitesList SitesList=null;
@凌驾
创建时的公共void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
/**创建新布局以显示视图*/
视图布局=findViewById(R.id.layout);
/**创建新的textview数组以显示结果*/
TextView变量[];
TextView nemotecnico[];
TextView precio[];
试一试{
/**处理XML*/
SAXParserFactory spf=SAXParserFactory.newInstance();
SAXParser sp=spf.newSAXParser();
XMLReader xr=sp.getXMLReader();
/**发送URL以解析XML标记*/
URL sourceUrl=新URL(“http://www.bovalpo.com/cgi-local/xml_bcv.pl?URL=75");
/**创建处理XML标记的处理程序(扩展DefaultHandler)*/
MyXMLHandler MyXMLHandler=新的MyXMLHandler();
xr.setContentHandler(myXMLHandler);
parse(新的InputSource(sourceUrl.openStream());
}捕获(例外e){
System.out.println(“XML-Pasing expetion=“+e”);
}
/**从MyXMLHandler SitleList对象获取结果*/
sitesList=MyXMLHandler.sitesList;
/**按arraylist大小指定textview数组长度*/
//registro=newtextview[sitesList.getRegistro().size()];
nemotecnico=newtextview[sitesList.getNemotecnico().size()];
variacion=newtextview[sitesList.getVariacion().size()];
precio=newtextview[sitesList.getPrecio().size()];
/**在textview中设置结果文本并将其添加到布局*/
对于(int i=0;i
我会用一个自定义行制作一个ListView,每个自定义行的GridLayout中都有标题和其他4个文本视图。然后,您可以编写一个自定义适配器,在重写getView()方法时填充它们
这是一个很好的演示:
您的自定义行将如下所示:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" >
<TextView
android:id="@+id/textView1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="TextView1" />
<GridLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:columnCount="2"
android:rowCount="2" >
<TextView
android:id="@+id/textView2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="TextView2" />
<TextView
android:id="@+id/textView3"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="TextView3" />
<TextView
android:id="@+id/textView4"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="TextView4" />
<TextView
android:id="@+id/textView5"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="TextView5" />
</GridLayout>
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" >
<TextView
android:id="@+id/textView1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="TextView1" />
<GridLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:columnCount="2"
android:rowCount="2" >
<TextView
android:id="@+id/textView2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="TextView2" />
<TextView
android:id="@+id/textView3"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="TextView3" />
<TextView
android:id="@+id/textView4"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="TextView4" />
<TextView
android:id="@+id/textView5"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="TextView5" />
</GridLayout>