如何从一个片段传递微调值到另一个? [英] How to pass spinner value from one fragment to another?
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问题描述
是新Android开发我的要求是需要从纺纱厂从一个片段传递价值
到另一个来填充列表视图中tofragment该值:
这是我的fromfragment:
最后弦乐神= sbu.getSelectedItem()的toString();
btnupdate.setOnClickListener(新View.OnClickListener(){
@覆盖
公共无效的onClick(视图v){
//
青奥会添加=新的Add();
捆绑ARGS =新包();
args.putString(青奥会,神);
yog.setArguments(参数);
。getFragmentManager()调用BeginTransaction()加(R.id.content_frame,YOG).commit()。
}
});
返回视图。
这是我的tofragment:
包com.example.first.servicefirst;进口android.app.Fragment;
进口android.app.FragmentTransaction;
进口android.os.Bundle;
进口android.view.LayoutInflater;
进口android.view.View;
进口android.view.ViewGroup;
进口android.widget.ArrayAdapter;
进口android.widget.Button;
进口android.widget.ListView;
进口android.widget.Spinner;
进口android.widget.TextView;进口的java.util.ArrayList;
公共类添加扩展片段实现View.OnClickListener
{
公共静态的Add()
公共查看onCreateView(LayoutInflater充气器,容器的ViewGroup,
捆绑savedInstanceState){ 查看rootView = inflater.inflate(R.layout.activity_btn_add,集装箱,FALSE);
微调ldsource =(微调)rootView.findViewById(R.id.lead_source);
ArrayAdapter<&CharSequence的GT;适配器= ArrayAdapter.createFromResource(
。getActivity()getBaseContext(),R.array.dropbox1,R.layout.spinnerlayout);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
ldsource.setAdapter(适配器);
// EDITTEXT的EditText =(EditText上)rootView.findViewById(R.id.title); 微调ldtype =(微调)rootView.findViewById(R.id.ldtype);
ArrayAdapter<&CharSequence的GT;适配器1 = ArrayAdapter.createFromResource(
。getActivity()getBaseContext(),R.array.dropbox2,R.layout.spinnerlayout); adapter1.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
ldtype.setAdapter(适配器1);
微调ldstatus =(微调)rootView.findViewById(R.id.ldstatus);
TextView的TXT =(TextView中)rootView.findViewById(R.id.spinnerTarget);
ArrayAdapter<&CharSequence的GT;适配器2 = ArrayAdapter.createFromResource(
。getActivity()getBaseContext(),R.array.dropbox3,R.layout.spinnerlayout); adapter2.setDropDownViewResource(android.R.layout.simple_selectable_list_item);
ldstatus.setAdapter(适配器2);
//捆绑包= getArguments();
//串好= bundle.getString(SBU);
ArrayList的< LdNewsItem> listContact = GetlistContact();
最终的ListView LV =(ListView控件)rootView.findViewById(R.id.ldrequirements);
lv.setAdapter(新customListAdapterldrequirements(getActivity(),listContact));
// lv.setOnTouchListener(新View.OnTouchListener(){
// @覆盖
//公共布尔onTouch(视图V,MotionEvent事件){
//返回false;
//} //通过触摸监听器设置用于处理内部滚动型触摸
//});
返回rootView;
}
私人的ArrayList< LdNewsItem> GetlistContact()
{ ArrayList的< LdNewsItem> contactlist =新的ArrayList<>();
LdNewsItem接触=新LdNewsItem();
字符串瑜珈= getArguments()的getString(SBU); 的for(int i = 1; I< = 10;我++)
{
//接触=新LdNewsItem();
contact.setSbu(+瑜珈);
// contact.setBu(+ STR);
// contact.setSbuu(Yogeswaran+ STR);
contact.setSc(销售+ I);
contact.setSsc(术语+ I);
contact.setReq(业务+ I);
contactlist.add(接触);
} 返回contactlist;
}
@覆盖
公共无效onActivityCreated(捆绑savedInstanceState){
super.onActivityCreated(savedInstanceState); 片段片段= NULL; 按钮btnrequirements =(按钮)getActivity()findViewById(R.id.btnrequirements)。
btnrequirements.setOnClickListener(本);}
@覆盖公共无效的onClick(视图v){
开关(v.getId()){
案例R.id.btnrequirements:
片段newFragment =新NewRequirements();
//考虑使用Java编码约定(上部第一个字符类的名字!)
FragmentTransaction交易= getFragmentManager()调用BeginTransaction()。
FragmentTransaction英尺= getActivity()
。.getFragmentManager()的BeginTransaction(); //替换无论是在fragment_container认为这个片段,
//和事务添加到后退堆栈
transaction.replace(R.id.content_frame,newFragment);
transaction.addToBackStack(NULL); //提交事务
器transaction.commit(); }
}}
解决方案
最流行的方式。
- 您可以使用eventBus。
- 创建自定义监听器。
Am new to android development my requirement is need to pass value from spinners from one fragment to another and to populate that value in listview in tofragment:
This is my fromfragment:
final String god=sbu.getSelectedItem().toString();
btnupdate.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
//
Add yog=new Add();
Bundle args=new Bundle();
args.putString("yog",god);
yog.setArguments(args);
getFragmentManager().beginTransaction().add(R.id.content_frame,yog).commit();
}
});
return view;
This is my tofragment:
package com.example.first.servicefirst;
import android.app.Fragment;
import android.app.FragmentTransaction;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ListView;
import android.widget.Spinner;
import android.widget.TextView;
import java.util.ArrayList;
public class Add extends Fragment implements View.OnClickListener
{
public static Add()
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.activity_btn_add, container, false);
Spinner ldsource=(Spinner)rootView.findViewById(R.id.lead_source);
ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(
getActivity().getBaseContext(), R.array.dropbox1, R.layout.spinnerlayout);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
ldsource.setAdapter(adapter);
// EditText editText=(EditText)rootView.findViewById(R.id.title);
Spinner ldtype=(Spinner)rootView.findViewById(R.id.ldtype);
ArrayAdapter<CharSequence> adapter1 = ArrayAdapter.createFromResource(
getActivity().getBaseContext(), R.array.dropbox2,R.layout.spinnerlayout);
adapter1.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
ldtype.setAdapter(adapter1);
Spinner ldstatus=(Spinner)rootView.findViewById(R.id.ldstatus);
TextView txt=(TextView)rootView.findViewById(R.id.spinnerTarget);
ArrayAdapter<CharSequence> adapter2 = ArrayAdapter.createFromResource(
getActivity().getBaseContext(), R.array.dropbox3, R.layout.spinnerlayout);
adapter2.setDropDownViewResource(android.R.layout.simple_selectable_list_item);
ldstatus.setAdapter(adapter2);
// Bundle bundle=getArguments();
// String good=bundle.getString("sbu");
ArrayList<LdNewsItem> listContact = GetlistContact();
final ListView lv = (ListView)rootView.findViewById(R.id.ldrequirements);
lv.setAdapter(new customListAdapterldrequirements(getActivity(), listContact));
// lv.setOnTouchListener(new View.OnTouchListener() {
// @Override
// public boolean onTouch(View v, MotionEvent event) {
// return false;
// }
// Setting on Touch Listener for handling the touch inside ScrollView
//});
return rootView;
}
private ArrayList<LdNewsItem> GetlistContact()
{
ArrayList<LdNewsItem> contactlist = new ArrayList<>();
LdNewsItem contact = new LdNewsItem();
String yog=getArguments().getString("sbu");
for(int i=1;i<=10;i++)
{
// contact = new LdNewsItem( );
contact.setSbu(""+yog);
// contact.setBu(""+str);
// contact.setSbuu("Yogeswaran" + str);
contact.setSc("Sales" + i);
contact.setSsc("term" + i);
contact.setReq("business"+i);
contactlist.add(contact);
}
return contactlist;
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
Fragment fragment=null;
Button btnrequirements=(Button)getActivity().findViewById(R.id.btnrequirements);
btnrequirements.setOnClickListener(this);
}
@Override
public void onClick(View v) {
switch (v.getId()){
case R.id.btnrequirements:
Fragment newFragment = new NewRequirements();
// consider using Java coding conventions (upper first char class names!!!)
FragmentTransaction transaction = getFragmentManager().beginTransaction();
FragmentTransaction ft = getActivity()
.getFragmentManager().beginTransaction();
// Replace whatever is in the fragment_container view with this fragment,
// and add the transaction to the back stack
transaction.replace(R.id.content_frame, newFragment);
transaction.addToBackStack(null);
// Commit the transaction
transaction.commit();
}
}
}
解决方案
Most Popular ways.
- You can use eventBus.
- Create Custom Listener.
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