Android 片段中的片段不刷新
这是我的应用程序(带有片段): 在左侧有一个列表视图,您可以在其中进行选择。 如果您选择了一个,请在右侧加载一个片段并将选项卡添加到ActionBar。 下面是代码:Android 片段中的片段不刷新,android,fragment,Android,Fragment,这是我的应用程序(带有片段): 在左侧有一个列表视图,您可以在其中进行选择。 如果您选择了一个,请在右侧加载一个片段并将选项卡添加到ActionBar。 下面是代码: import java.util.ArrayList; import android.content.Context; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentP
import java.util.ArrayList;
import android.content.Context;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.app.FragmentTransaction;
import android.support.v4.view.ViewPager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import com.actionbarsherlock.app.ActionBar;
import com.actionbarsherlock.app.ActionBar.Tab;
import com.actionbarsherlock.app.SherlockFragment;
import com.actionbarsherlock.app.SherlockFragmentActivity;
public class SpieleUndTabelleFragment extends SherlockFragment
{
ViewPager mViewPager;
TabsAdapter mTabsAdapter;
public View onCreateView(LayoutInflater inflater, ViewGroup container,Bundle savedInstanceState)
{
ActionBar bar = getSherlockActivity().getSupportActionBar();
bar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
bar.setHomeButtonEnabled(true);
mViewPager = new ViewPager(getSherlockActivity());
mViewPager.setId(R.id.pager);
mTabsAdapter = new TabsAdapter(getSherlockActivity(), mViewPager);
mTabsAdapter.removeAllTabs();
mTabsAdapter.addTab(bar.newTab().setText("Alle Spiele"), Spiele.class, null);
mTabsAdapter.addTab(bar.newTab().setText("Tabelle"), Tabelle.class, null);
return mViewPager;
}
public static class TabsAdapter extends FragmentPagerAdapter implements ActionBar.TabListener, ViewPager.OnPageChangeListener
{
private final Context mContext;
private final ActionBar mActionBar;
private final ViewPager mViewPager;
private final ArrayList<TabInfo> mTabs = new ArrayList<TabInfo>();
static final class TabInfo
{
private final Class<?> clss;
private final Bundle args;
TabInfo(Class<?> _class, Bundle _args)
{
clss = _class;
args = _args;
}
}
public TabsAdapter(SherlockFragmentActivity activity, ViewPager pager)
{
super(activity.getSupportFragmentManager());
mContext = activity;
mActionBar = activity.getSupportActionBar();
mViewPager = pager;
mViewPager.setAdapter(this);
mViewPager.setOnPageChangeListener(this);
}
public void addTab(ActionBar.Tab tab, Class<?> clss, Bundle args)
{
TabInfo info = new TabInfo(clss, args);
tab.setTag(info);
tab.setTabListener(this);
mTabs.add(info);
mActionBar.addTab(tab);
notifyDataSetChanged();
}
public void removeAllTabs()
{
mActionBar.removeAllTabs();
notifyDataSetChanged();
}
@Override
public int getCount()
{
return mTabs.size();
}
@Override
public Fragment getItem(int position)
{
TabInfo info = mTabs.get(position);
return Fragment.instantiate(mContext, info.clss.getName(), info.args);
}
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels)
{
}
public void onPageSelected(int position)
{
mActionBar.setSelectedNavigationItem(position);
}
public void onPageScrollStateChanged(int state)
{
}
public void onTabSelected(Tab tab, FragmentTransaction ft)
{
Object tag = tab.getTag();
for (int i = 0; i < mTabs.size(); i++)
{
if (mTabs.get(i) == tag)
{
mViewPager.setCurrentItem(i);
}
}
}
public void onTabUnselected(Tab tab, FragmentTransaction ft)
{
}
public void onTabReselected(Tab tab, FragmentTransaction ft)
{
}
}
}
有人能帮我吗?!
谢谢大家!
----------------更新:---------------------
我使用getFragmetManager()
,因为我有一个带有内部类的setOnItemListener()
。如果我想使用getSupportFragmentManager()
eclipse,就说它不支持它。
下面是类的onCreateView()
中的代码:
View view = inflater.inflate(R.layout.waehle_mannschaft, container, false);
ListView myList = (ListView) view.findViewById(R.id.list);
myList.setDivider(null);
final String[] listContent = {"News", "Gästebuch", "Herren 1", "Herren 2", "Herren 3", "Damen 1", "Damen 2", "männl. A", "männl. B1", "männl. B2", "männl. C", "männl. D", "E-Jugend"};
ArrayAdapter<String> adapter = new ArrayAdapter<String>(view.getContext(), android.R.layout.simple_list_item_1, listContent);
myList.setAdapter(adapter);
final View v2 = view;
myList.setOnItemClickListener(new AdapterView.OnItemClickListener()
{
public void onItemClick(AdapterView av, View v, int position, long id)
{
Toast.makeText(v2.getContext(), listContent[position], Toast.LENGTH_LONG).show();
if(twoPanels)
{
SpieleUndTabelleFragment fragment = new SpieleUndTabelleFragment();
FragmentTransaction ft = getFragmentManager().beginTransaction();
ft.replace(R.id.item_detail_container, fragment);
ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN);
ft.commit();
}
else
{
Intent myIntent = new Intent(v2.getContext(), SpieleUndTabelleActivity.class);
startActivity(myIntent);
}
}
});
return view;
视图=充气机。充气(R.layout.waehle_mannschaft,容器,假);
ListView myList=(ListView)view.findViewById(R.id.list);
myList.setDivider(null);
最后一个字符串[]listContent={“News”,“Gästebuch”,“Herren 1”,“Herren 2”,“Herren 3”,“Damen 1”,“Damen 2”,“männl.A”,“männl.B1”,“männl.B2”,“männl.C”,“männl.D”,“E-Jugend”};
ArrayAdapter=新的ArrayAdapter(view.getContext(),android.R.layout.simple\u list\u item\u 1,listContent);
myList.setAdapter(适配器);
最终视图v2=视图;
myList.setOnItemClickListener(新的AdapterView.OnItemClickListener()
{
公共位置(适配器视图av、视图v、内部位置、长id)
{
Toast.makeText(v2.getContext(),listContent[position],Toast.LENGTH_LONG.show();
if(两个面板)
{
SpileUndTabelleFragment=新SpileUndTabelleFragment();
FragmentTransaction ft=getFragmentManager().beginTransaction();
ft.更换(R.id.项目\详细信息\容器,碎片);
ft.setTransition(FragmentTransaction.transition\u FRAGMENT\u OPEN);
ft.commit();
}
其他的
{
Intent myIntent=新的Intent(v2.getContext(),spieleundtableActivity.class);
星触觉(myIntent);
}
}
});
返回视图;
斯皮尔此时一片空白。Tabelle显示基本Tabelle。如图所示:
我再说一遍。我第一次选择左边片段上的项目时,它会做我想做的事情。但是,如果第二次单击“Verein+0-Punkte”时它消失了,这是一个空白页…因为tabelle不再加载…我认为问题是,
onCreateView
在第二次加载时不会被调用,因为它已经被创建
移动用于附加片段的代码
要
onActivityCreated()
确定使用的是getFragmentManager()
?不应该编译。应该是getSupportFragmentManager()
。Spiele
和Tabelle
中发生了什么<代码>SpileUndTabelleFragment可以。另外,请添加您的SherlockListFragment
子类的基础知识。是的,就是这样!但是我解决了从FragmentPageAdapter到FragmentStatePageAdapter的问题。感谢您的帮助如果答案是正确的,那么接受它作为有效答案将是很好的。这也会提高你的接受率,让其他人更有可能帮助你将FragmentPageAdapter
更改为FragmentStatePageAdapter
也解决了我的问题,谢谢你的提示!
View view = inflater.inflate(R.layout.waehle_mannschaft, container, false);
ListView myList = (ListView) view.findViewById(R.id.list);
myList.setDivider(null);
final String[] listContent = {"News", "Gästebuch", "Herren 1", "Herren 2", "Herren 3", "Damen 1", "Damen 2", "männl. A", "männl. B1", "männl. B2", "männl. C", "männl. D", "E-Jugend"};
ArrayAdapter<String> adapter = new ArrayAdapter<String>(view.getContext(), android.R.layout.simple_list_item_1, listContent);
myList.setAdapter(adapter);
final View v2 = view;
myList.setOnItemClickListener(new AdapterView.OnItemClickListener()
{
public void onItemClick(AdapterView av, View v, int position, long id)
{
Toast.makeText(v2.getContext(), listContent[position], Toast.LENGTH_LONG).show();
if(twoPanels)
{
SpieleUndTabelleFragment fragment = new SpieleUndTabelleFragment();
FragmentTransaction ft = getFragmentManager().beginTransaction();
ft.replace(R.id.item_detail_container, fragment);
ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN);
ft.commit();
}
else
{
Intent myIntent = new Intent(v2.getContext(), SpieleUndTabelleActivity.class);
startActivity(myIntent);
}
}
});
return view;