第28行和该行显示有两个错误,可能是某些人为什么会收到这些错误
package com.xcxcxc;
import android.app.Activity;
import android.database.Cursor;
import android.os.Bundle;
import android.provider.MediaStore;
import android.provider.UserDictionary;
import android.text.TextUtils;
import android.util.Log;
import android.widget.ListView;
import android.widget.SimpleCursorAdapter;
import android.widget.Toast;
public class UserDict extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.audiolistmain);
}
SimpleCursorAdapter adapter;
ListView audiolist = (ListView) findViewById(R.id.audioList);
String[] mProjection =
{
UserDictionary.Words._ID,
UserDictionary.Words.WORD,
UserDictionary.Words.LOCALE
};
String mSelectionClause = null;
String[] mSelectionArgs = {""};
static final String[] DBFIELDS= {UserDictionary.Words.WORD, UserDictionary.Words.LOCALE};
static final int[] LISTFIELDS = { R.id.dictWord,R.id.locale};
String mSearchString = "m"; //syntax error on token ";" { expected after this token
if (TextUtils.isEmpty(mSearchString)) {
mSelectionClause = null;
mSelectionArgs[0] = "";
} else {
mSelectionClause = UserDictionary.Words.WORD + " = ?";
mSelectionArgs[0] = mSearchString;
}
Cursor mCursor = getContentResolver().query(
UserDictionary.Words.CONTENT_URI,
mProjection,
mSelectionClause,
mSelectionArgs,
null);
if (null == mCursor) {
Log.e("Cursor returned null, query could not be performed","");
} else if (mCursor.getCount() < 1) {
Toast.makeText(this, "nowords"+mSearchString+"found", Toast.LENGTH_LONG).show();
} else {
int[] mWordListItems = { R.id.dictWord, R.id.locale};
String[] mWordListColumns =
{
UserDictionary.Words.WORD,
UserDictionary.Words.LOCALE
};
SimpleCursorAdapter mCursorAdapter = new SimpleCursorAdapter(
getApplicationContext(),
R.layout.row,
mCursor,
DBFIELDS,
LISTFIELDS);
audiolist.setAdapter(mCursorAdapter);
} // syntax error insert } to complete class body
答案 0 :(得分:3)
紧跟在您显示为标记错误的行之后的行是应该在方法内的代码,但不是。我猜你不想在这一行之后关闭onCreate
:
setContentView(R.layout.audiolistmain);
并且您在此处列出的所有代码都应该是该方法的一部分。只需删除下一行的右括号}
,然后在文件末尾添加两个右括号,它就应该匹配。
答案 1 :(得分:2)
要解决第二个问题,您需要在文件末尾关闭“}”以完成类主体。
答案 2 :(得分:0)
如果你仍然没有得到@Xono所说的话
删除{of this
package com.xcxcxc;
import android.app.Activity;
import android.database.Cursor;
import android.os.Bundle;
import android.provider.MediaStore;
import android.provider.UserDictionary;
import android.text.TextUtils;
import android.util.Log;
import android.widget.ListView;
import android.widget.SimpleCursorAdapter;
import android.widget.Toast;
public class UserDict extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.audiolistmain);
} <--------------- THIS ONE
^
|
|
|
|
|
|
|
THIS ONE
把它放在最底层......
修改强>
还要添加另一个{关闭课程。
答案 3 :(得分:0)
package com.xcxcxc;
import android.app.Activity;
import android.database.Cursor;
import android.os.Bundle;
import android.provider.MediaStore;
import android.provider.UserDictionary;
import android.text.TextUtils;
import android.util.Log;
import android.widget.ListView;
import android.widget.SimpleCursorAdapter;
import android.widget.Toast;
public class UserDict extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.audiolistmain);
// "{" ====>> Removed
SimpleCursorAdapter adapter;
ListView audiolist = (ListView) findViewById(R.id.audioList);
String[] mProjection =
{
UserDictionary.Words._ID,
UserDictionary.Words.WORD,
UserDictionary.Words.LOCALE
};
String mSelectionClause = null;
String[] mSelectionArgs = {""};
static final String[] DBFIELDS= {UserDictionary.Words.WORD, UserDictionary.Words.LOCALE};
static final int[] LISTFIELDS = { R.id.dictWord,R.id.locale};
String mSearchString = "m"; //syntax error on token ";" { expected after this token
if (TextUtils.isEmpty(mSearchString)) {
mSelectionClause = null;
mSelectionArgs[0] = "";
} else {
mSelectionClause = UserDictionary.Words.WORD + " = ?";
mSelectionArgs[0] = mSearchString;
}
Cursor mCursor = getContentResolver().query( UserDictionary.Words.CONTENT_URI,
mProjection,
mSelectionClause,
mSelectionArgs,
null);
if (null == mCursor) {
Log.e("Cursor returned null, query could not be performed","");
} else if (mCursor.getCount() < 1) {
Toast.makeText(this, "nowords"+mSearchString+"found", Toast.LENGTH_LONG).show();
} else {
int[] mWordListItems = { R.id.dictWord, R.id.locale};
String[] mWordListColumns =
{
UserDictionary.Words.WORD,
UserDictionary.Words.LOCALE
};
SimpleCursorAdapter mCursorAdapter = new SimpleCursorAdapter(
getApplicationContext(),
R.layout.row,
mCursor,
DBFIELDS,
LISTFIELDS);
audiolist.setAdapter(mCursorAdapter);
}
} //===========> "}" added
} //===========> "}" added