【发布时间】:2011-01-09 20:35:58
【问题描述】:
我已经实现了一个选项卡布局,它由四个选项卡组成,每个选项卡包含一个列表视图。我之前使用的是相同的列表视图设置,但不在选项卡主机下,它工作正常,即;当单击列表项时,将启动一个新活动。但现在该列表既不可点击也不可滚动。但是现在,当我单击所有选项卡然后尝试滚动/单击行时,它工作得非常好。请让我知道如何启用两者。代码如下
tabHost = (TabHost) findViewById(android.R.id.tabhost);
tabHost.setup();
tabHost.setOnTabChangedListener(this);
list = (ListView) findViewById(R.id.listAll);
list.setEmptyView((TextView) findViewById(R.id.empty));
//list for all
tabHost.addTab(tabHost.newTabSpec(LIST_ALL).setIndicator("All Events").setContent(new TabContentFactory() {
public View createTabContent(String arg0) {
try{
Event event = new Event();
final String [] eventTitleArray = new String[XmlParser.eventsList.size()];
String [] eventDateArray = new String[XmlParser.eventsList.size()];
String [] eventImageLinkArray = new String[XmlParser.eventsList.size()];
for(int i=0;i<XmlParser.eventsList.size();i++){
event = XmlParser.eventsList.get(i);
eventTitleArray[i] = event.getTitle();
if(event.getDistance()!=0.0)
eventDateArray[i] = event.getsDate() +" - " +Double.toString(event.getDistance())+"mi";
else
eventDateArray[i] = event.getsDate();
eventImageLinkArray[i] = event.getImageLink();
Log.i(tag , "event detail"+event.getTitle());
}
list=(ListView)findViewById(R.id.listAll);
adapter= new LazyAdapter(HomeActivity.this, eventTitleArray,eventDateArray,eventImageLinkArray);
list.setAdapter(adapter);
list.setFocusable(false);
list.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> arg0, View arg1,
int position, long arg3) {
Intent intent = new Intent(HomeActivity.this, DisplayActivity.class);
Bundle b = new Bundle();
System.out.println("position in list:"+position);
System.out.println("title name in the list:"+eventTitleArray[position]);
b.putString("eventTitle", eventTitleArray[position]);
intent.putExtras(b);
startActivity(intent);
Toast.makeText(getApplicationContext(), "Detailed view for the Event", Toast.LENGTH_SHORT).show();
}
});
}
catch(Exception e){
e.printStackTrace();
}
return list;
}
}));
tabHost.addTab(tabHost.newTabSpec(LIST_TODAY).setIndicator("Events Today").setContent(new TabContentFactory() {
public View createTabContent(String arg0) {
return list;
}
}));
【问题讨论】:
标签: android android-listview android-tabhost