Android 将所选行的内容传递给其他活动
有人能告诉我如何将自定义视图列表中选定行的值传递给android中的其他活动吗。我的意思是,我有一个自定义的ListView,它有两个textView和一个复选框。当用户选中复选框并点击提交按钮时,我想存储两个textView字段的值,并将其传递给下一个活动。传递给活动不是问题。问题是我不知道如何存储选中行的值。 代码粘贴在下面Android 将所选行的内容传递给其他活动,android,listview,checkbox,textview,custom-adapter,Android,Listview,Checkbox,Textview,Custom Adapter,有人能告诉我如何将自定义视图列表中选定行的值传递给android中的其他活动吗。我的意思是,我有一个自定义的ListView,它有两个textView和一个复选框。当用户选中复选框并点击提交按钮时,我想存储两个textView字段的值,并将其传递给下一个活动。传递给活动不是问题。问题是我不知道如何存储选中行的值。 代码粘贴在下面 import java.util.ArrayList; import java.util.List; import android.app.Activity; imp
import java.util.ArrayList;
import java.util.List;
import android.app.Activity;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.os.Bundle;
import android.provider.ContactsContract;
import android.util.Log;
import android.util.SparseBooleanArray;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
public class contacts extends Activity implements OnItemClickListener {
static final String TAG = "contacts";
ArrayList<String> contactName = new ArrayList<String>();
ArrayList<String> contactNumber = new ArrayList<String>();
ArrayList<String> checkboxArray = new ArrayList<String>();
MyAdapter myAdapter;
Button AddNumber;
String numberIntent;
View vi;
ListView listView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.listview);
getAllContacts(this.getContentResolver());
listView = (ListView) findViewById(R.id.lists);
myAdapter = new MyAdapter();
listView.setAdapter(myAdapter);
listView.setOnItemClickListener(this);
listView.setItemsCanFocus(false);
listView.setTextFilterEnabled(true);
// adding
AddNumber = (Button) findViewById(R.id.AddNumbers);
AddNumber.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
StringBuilder checkedContacts = new StringBuilder();
Log.d(TAG, "onClick" + myAdapter.mCheckStates.size());
for (int i = 0; i < contactName.size(); i++)
{
if (myAdapter.mCheckStates.get(i) == true) {
checkedContacts.append(contactName.get(i).toString());
checkedContacts.append("\n");
} else {
Log.d(TAG, "No OnClick" + contactName.get(i).toString());
}
}
Toast.makeText(contacts.this, checkedContacts,
Toast.LENGTH_LONG).show();
SparseBooleanArray checked = listView.getCheckedItemPositions();
}
});
}
@Override
public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) {
myAdapter.toggle(arg2);
}
public void getAllContacts(ContentResolver cr) {
Cursor cursor = cr.query(
ContactsContract.CommonDataKinds.Phone.CONTENT_URI, null, null,
null, ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME
+ " COLLATE LOCALIZED ASC");
while (cursor.moveToNext()) {
String name = cursor
.getString(cursor
.getColumnIndex(ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME));
String phoneNumber = cursor
.getString(cursor
.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));
Log.d(TAG, "getAllContacts" + phoneNumber);
contactName.add(name);
contactNumber.add(phoneNumber);
}
cursor.close();
Intent in = new Intent(this, TrackLogic.class);
in.putExtra("contact", contactName.toArray());
in.putExtra("contact1", contactNumber.toArray());
}
class MyAdapter extends BaseAdapter implements
CompoundButton.OnCheckedChangeListener {
private SparseBooleanArray mCheckStates;
LayoutInflater mInflater;
TextView phoneView, contactView;
CheckBox checkBox;
MyAdapter() {
mCheckStates = new SparseBooleanArray(contactName.size());
mInflater = (LayoutInflater) contacts.this
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
}
@Override
public int getCount() {
return contactName.size();
}
@Override
public Object getItem(int position) {
return position;
}
@Override
public long getItemId(int position) {
return 0;
}
@Override
public View getView(final int position, View convertView,
ViewGroup parent) {
vi = convertView;
if (convertView == null)
vi = mInflater.inflate(R.layout.row, null);
contactView = (TextView) vi.findViewById(R.id.contact_name);
phoneView = (TextView) vi.findViewById(R.id.phone_number);
checkBox = (CheckBox) vi.findViewById(R.id.checkBox_id);
contactView.setText(contactName.get(position));
phoneView.setText(contactNumber.get(position));
checkBox.setTag(position);
checkBox.setChecked(mCheckStates.get(position, false));
checkBox.setOnCheckedChangeListener(this);
return vi;
}
public boolean isChecked(int position) {
return mCheckStates.get(position, false);
}
public void setChecked(int position, boolean isChecked) {
mCheckStates.put(position, isChecked);
Log.d(TAG, "setChecked");
notifyDataSetChanged();
}
public void toggle(int position) {
setChecked(position, !isChecked(position));
}
@Override
public void onCheckedChanged(CompoundButton buttonView,
boolean isChecked) {
mCheckStates.put((Integer) buttonView.getTag(), isChecked);
}
}
}
import java.util.ArrayList;
导入java.util.List;
导入android.app.Activity;
导入android.content.ContentResolver;
导入android.content.Context;
导入android.content.Intent;
导入android.database.Cursor;
导入android.os.Bundle;
导入android.provider.contacts合同;
导入android.util.Log;
导入android.util.SparseBooleanArray;
导入android.view.LayoutInflater;
导入android.view.view;
导入android.view.view.OnClickListener;
导入android.view.ViewGroup;
导入android.widget.AdapterView;
导入android.widget.AdapterView.OnItemClickListener;
导入android.widget.BaseAdapter;
导入android.widget.Button;
导入android.widget.CheckBox;
导入android.widget.CompoundButton;
导入android.widget.ListView;
导入android.widget.TextView;
导入android.widget.Toast;
public类contacts扩展活动实现了mclicklinklistener{
静态最终字符串标记=“联系人”;
ArrayList contactName=新建ArrayList();
ArrayList contactNumber=新建ArrayList();
ArrayList checkboxArray=新的ArrayList();
我的适配器我的适配器;
按钮编号;
字符串编号;
视图六;
列表视图列表视图;
@凌驾
创建时受保护的void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.listview);
getAllContacts(this.getContentResolver());
listView=(listView)findViewById(R.id.lists);
myAdapter=新的myAdapter();
setAdapter(myAdapter);
setOnItemClickListener(this);
setItemsCanFocus(false);
setTextFilterEnabled(true);
//添加
AddNumber=(按钮)findViewById(R.id.AddNumber);
AddNumber.setOnClickListener(新的OnClickListener(){
@凌驾
公共void onClick(视图v){
StringBuilder checkedContacts=新建StringBuilder();
Log.d(标记“onClick”+myAdapter.mCheckStates.size());
对于(int i=0;i//in caller activity (save shared prefs value) ...
String phone = phoneView.getText().toString();
private SharedPreferences prefs;
prefs = getSharedPreferences("yourPrefName", Context.MODE_PRIVATE);
SharedPreferences.Editor editor = prefs.edit();
editor.putString("phone", phone);
editor.commit();
//in called activity ...
private SharedPreferences prefs;
prefs = getSharedPreferences("yourPrefName", Context.MODE_PRIVATE);
String phone=prefs.getString("phone", null); //will be null if "phone" not found