我有一个gridview,并且正在使用baseadapter填充每个网格项目的值。我使用此适配器在编程中添加每个网格项目中的按钮。问题是,我总共有七个按钮。单击每个按钮后,禁用该按钮,因此只能单击一次。
因此,当单击第二个按钮时,第7个按钮停止工作。如果单击第7个按钮,则第一个按钮停止工作。这些按钮工作正常,并且功能正常。
编辑:似乎像滚动浏览gridview(因为GridView内部的元素很大,因此引起了问题。(
这是相关代码。
myadapter.java
import static com.example.tuss.mafia.R.layout.layout_grid_item;
public class MyAdapter extends BaseAdapter {
Context context;
ArrayList<Players> playerList;
private static LayoutInflater inflater = null;
public MyAdapter(Context context, ArrayList<Players> playerList){
this.context = context;
this.playerList = playerList;
inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
}
@Override
public int getCount() {
return playerList.size();
}
@Override
public Object getItem(int position) {
return position;
}
@Override
public long getItemId(int position) {
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
if (convertView == null)
convertView = inflater.inflate(layout_grid_item, null);
final Button button = (Button) convertView.findViewById(R.id.btnRoleReveal);
TextView idTextView = (TextView) convertView.findViewById(R.id.tv_player_id);
TextView nameTextView = (TextView) convertView.findViewById(R.id.tv_player_name);
final TextView roleTextView = (TextView) convertView.findViewById(R.id.tv_player_role);
Players p;
p = playerList.get(position);
idTextView.setText("ID: " + String.valueOf(p.getId()));
nameTextView.setText(String.valueOf(p.getName()));
roleTextView.setText("Your Role Is: " + String.valueOf(p.getRole())+ ", you won't be able to view this again.");
final String role = roleTextView.getText().toString();
button.setOnLongClickListener(new View.OnLongClickListener() {
@Override
public boolean onLongClick(View v) {
new AlertDialog.Builder(context)
.setTitle("Remember your role and keep it a secret!")
.setMessage(role)
.create()
.show();
button.setEnabled(false);
button.setText("Role has been viewed");
return true;
}
});
return convertView;
}
}
GridView的XML, fragment_viewroles.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context="com.example.tuss.mafia.GameActivity" >
<GridView
android:id="@+id/gv_players"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:numColumns="2"
android:stretchMode="columnWidth"
android:nestedScrollingEnabled="true"
android:columnWidth="150dp"
android:horizontalSpacing="10dp"
android:verticalSpacing="20dp"
android:textAlignment="center"
android:gravity="center">
</GridView>
</RelativeLayout>
layout_grid_item.xml
<?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:background="@drawable/customborder"
android:orientation="vertical" >
<TextView
android:id="@+id/tv_player_id"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textAlignment="center"
android:textColor="@android:color/white"
android:visibility="gone"
android:text="ID" />
<TextView
android:id="@+id/tv_player_name"
android:textAlignment="center"
android:textSize="35dp"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textColor="@android:color/holo_blue_bright"
android:text=""
android:textStyle="normal|bold" />
<TextView
android:id="@+id/tv_player_role"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textAlignment="center"
android:clickable="true"
android:text="role"
android:visibility="invisible">
</TextView>
<Button
android:layout_width="match_parent"
android:layout_height="match_parent"
android:text="Hold to reveal your role"
android:id="@+id/btnRoleReveal"
/>
rolesfragment.java
public RolesFragment() {
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.fragment_viewroles, container, false);
gridView = (GridView) view.findViewById(R.id.gv_players);
DatabaseHelper databaseHelper = new DatabaseHelper(getActivity());
playersList = new ArrayList<Players>();
playersList = databaseHelper.getPlayers();
adapter = new MyAdapter(getActivity(), playersList);
gridView.setAdapter(adapter);
return view;
}
替换button.setEnabled(false(;使用((button(v(.setEnabled(false(;
我认为问题在您的按钮事件中。只需初始化按钮事件
if (convertView == null){
convertView = inflater.inflate(layout_grid_item, null);
Button button = (Button) convertView.findViewById(R.id.btnRoleReveal);
button.setOnLongClickListener(new View.OnLongClickListener() {
@Override
public boolean onLongClick(View v) {
Button btn = (Button)v;
new AlertDialog.Builder(context)
.setTitle("Remember your role and keep it a secret!")
.setMessage(role)
.create()
.show();
btn.setEnabled(false);
btn.setText("Role has been viewed");
return true;
}
});
}
检查此KodeCenter示例