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Yo Vinchen 2023-03-16 22:19:56 +08:00
parent 61373eeef4
commit 6f2b709a1f
2 changed files with 23 additions and 31 deletions
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43
app/src/main/java/com/youxuegu/activity/RegisterActivity.java
View File

@ -22,7 +22,7 @@ import com.youxuegu.utils.UtilsHelper;
public class RegisterActivity extends AppCompatActivity { public class RegisterActivity extends AppCompatActivity {
//标题栏与返回按钮 //标题栏与返回按钮
private TextView tv_mian_title, tv_back; private TextView tv_main_title, tv_back;
//标题栏布局 //标题栏布局
private RelativeLayout rl_title_bar; private RelativeLayout rl_title_bar;
//注册按钮 //注册按钮
@ -35,32 +35,33 @@ public class RegisterActivity extends AppCompatActivity {
protected void onCreate(Bundle savedInstanceState) { protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState); super.onCreate(savedInstanceState);
setContentView(R.layout.activity_register); setContentView(R.layout.activity_register);
init();
} }
private void init() { private void init() {
tv_mian_title = findViewById(R.id.tv_main_title); tv_main_title = findViewById(R.id.tv_main_title);
tv_mian_title.setText("注册"); //设置注册界面标题为“注册”
tv_main_title.setText("注册");
tv_back = findViewById(R.id.tv_back); tv_back = findViewById(R.id.tv_back);
rl_title_bar = findViewById(R.id.title_bar); rl_title_bar = findViewById(R.id.title_bar);
//设置标题栏的背景颜色为透明 //设置标题栏背景颜色为透明
rl_title_bar.setBackgroundColor(Color.TRANSPARENT); rl_title_bar.setBackgroundColor(Color.TRANSPARENT);
btn_register = findViewById(R.id.btn_register); btn_register = findViewById(R.id.btn_register);
et_user_name = findViewById(R.id.et_user_name); et_user_name = findViewById(R.id.et_user_name);
et_psw = findViewById(R.id.et_psw); et_psw = findViewById(R.id.et_psw);
et_psw_again = findViewById(R.id.et_psw_again); et_psw_again = findViewById(R.id.et_psw_again);
//“返回”按钮的点击事件
//返回按钮的点击事件
tv_back.setOnClickListener(new View.OnClickListener() { tv_back.setOnClickListener(new View.OnClickListener() {
@Override @Override
public void onClick(View view) { public void onClick(View v) {
RegisterActivity.this.finish(); RegisterActivity.this.finish();
} }
}); });
//注册按钮的点击事件 //“注册”按钮的点击事件
btn_register.setOnClickListener(new View.OnClickListener() { btn_register.setOnClickListener(new View.OnClickListener() {
@Override @Override
public void onClick(View view) { public void onClick(View v) {
getEditString(); getEditString();//获取界面控件中输入的注册信息
if (TextUtils.isEmpty(userName)) { if (TextUtils.isEmpty(userName)) {
Toast.makeText(RegisterActivity.this, "请输入用户名", Toast.LENGTH_SHORT).show(); Toast.makeText(RegisterActivity.this, "请输入用户名", Toast.LENGTH_SHORT).show();
return; return;
@ -70,21 +71,18 @@ public class RegisterActivity extends AppCompatActivity {
} else if (TextUtils.isEmpty(pswAgain)) { } else if (TextUtils.isEmpty(pswAgain)) {
Toast.makeText(RegisterActivity.this, "请再次输入密码", Toast.LENGTH_SHORT).show(); Toast.makeText(RegisterActivity.this, "请再次输入密码", Toast.LENGTH_SHORT).show();
return; return;
}else if (psw.equals(pswAgain)) { } else if (!psw.equals(pswAgain)) {
Toast.makeText(RegisterActivity.this, "输入两次密码不一致", Toast.LENGTH_SHORT).show(); Toast.makeText(RegisterActivity.this, "输入两次的密码不一致", Toast.LENGTH_SHORT).show();
return; return;
}else if (psw.equals(pswAgain)) { } else if (UtilsHelper.isExistUserName(RegisterActivity.this, userName)) {
Toast.makeText(RegisterActivity.this, "输入两次密码不一致", Toast.LENGTH_SHORT).show(); Toast.makeText(RegisterActivity.this, "此用户名已经存在", Toast.LENGTH_SHORT).show();
return; return;
}else if (UtilsHelper.isExistUserName(RegisterActivity.this,userName)) { } else {
Toast.makeText(RegisterActivity.this, "此用户名已存在", Toast.LENGTH_SHORT).show();
return;
}else {
Toast.makeText(RegisterActivity.this, "注册成功", Toast.LENGTH_SHORT).show(); Toast.makeText(RegisterActivity.this, "注册成功", Toast.LENGTH_SHORT).show();
//把用户名和密码保存到SharedPreferences文件中 //把用户名和密码保存到SharedPreferences文件中
UtilsHelper.saveUserInfo(RegisterActivity.this, userName, psw); UtilsHelper.saveUserInfo(RegisterActivity.this, userName, psw);
//注册成功后把用户名传递到LoginActivity中 //注册成功后把用户名传递到LoginActivity中
Intent data =new Intent(); Intent data = new Intent();
data.putExtra("userName", userName); data.putExtra("userName", userName);
setResult(RESULT_OK, data); setResult(RESULT_OK, data);
RegisterActivity.this.finish(); RegisterActivity.this.finish();
@ -99,10 +97,9 @@ public class RegisterActivity extends AppCompatActivity {
private void getEditString() { private void getEditString() {
//获取注册界面中输入的用户名信息 //获取注册界面中输入的用户名信息
userName = et_user_name.getText().toString().trim(); userName = et_user_name.getText().toString().trim();
//获取注册界面中输入的密码信息 //获取注册界面输入的密码信息
psw = et_psw.getText().toString().trim(); psw = et_psw.getText().toString().trim();
//获取注册界面中输入的二次密码信息 //获取注册界面输入的再次输入密码信息
pswAgain = et_psw_again.getText().toString().trim(); pswAgain = et_psw_again.getText().toString().trim();
} }
}
}

11
app/src/main/java/com/youxuegu/utils/UtilsHelper.java
View File

@ -10,16 +10,12 @@ import android.text.TextUtils;
public class UtilsHelper { public class UtilsHelper {
/** /**
* 判断SharedPreferences文件中是否存在要保存的用户名 * 判断SharedPreferences文件中是否存在要保存的用户名
*
* @param context
* @param userName
* @return
*/ */
public static boolean isExistUserName(Context context, String userName) { public static boolean isExistUserName(Context context, String userName) {
boolean has_userName = false; boolean has_userName = false;
SharedPreferences sp = context.getSharedPreferences("loginInfo", Context.MODE_PRIVATE); SharedPreferences sp = context.getSharedPreferences("loginInfo", Context.MODE_PRIVATE);
String spPsw = sp.getString(userName, ""); String spPsw = sp.getString(userName, "");
if (TextUtils.isEmpty(spPsw)) { if (!TextUtils.isEmpty(spPsw)) {
has_userName = true; has_userName = true;
} }
return has_userName; return has_userName;
@ -34,7 +30,6 @@ public class UtilsHelper {
SharedPreferences.Editor editor = sp.edit(); SharedPreferences.Editor editor = sp.edit();
//将用户名和密码封装到编辑器对象editor中 //将用户名和密码封装到编辑器对象editor中
editor.putString(userName, md5Psw); editor.putString(userName, md5Psw);
//提交保存信息 editor.commit();//提交保存信息
editor.commit();
} }
} }