标签：Toast 普及 String LoginActivity 知识 private 安全 loginInfo new
今天完成了编写了个人页面的内容，并将登录的逻辑实现了
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".activity.MymessageActivity">
<RelativeLayout
android:id="@+id/mage1"
android:layout_width="match_parent"
android:layout_height="280dp">
<TextView
android:id="@+id/text1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="20dp"
android:layout_marginTop="50dp"
android:text="我的信息:"
android:textSize="35sp" />
<TextView
android:id="@+id/ownmge"
android:layout_width="370dp"
android:layout_height="140dp"
android:layout_below="@+id/text1"
android:layout_marginLeft="20dp"
android:layout_marginTop="11dp"
android:text=""
android:textSize="35sp" />
</RelativeLayout>
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_below="@+id/mage1"
android:padding="20dp">
<TextView
android:id="@+id/edit"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="20dp"
android:text="编辑资料"
android:textSize="35dp" />
<TextView
android:id="@+id/Setup"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/edit"
android:layout_marginTop="20dp"
android:text="设置"
android:textSize="35dp" />
<TextView
android:id="@+id/about"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/Setup"
android:layout_marginTop="20dp"
android:text="关于"
android:textSize="35dp" />
</RelativeLayout>
<RadioGroup
android:id="@+id/rg_tab"
android:layout_width="fill_parent"
android:layout_height="55dp"
android:gravity="center_vertical"
android:layout_alignParentBottom="true"
android:orientation="horizontal">
<RadioButton
android:id="@+id/rb_msg"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:button="@null"
android:checked="true"
android:gravity="center"
android:paddingLeft="0dp"
android:text="收藏" />
<RadioButton
android:id="@+id/rb_main"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:button="@null"
android:gravity="center"
android:paddingLeft="0dp"
android:text="主页" />
<RadioButton
android:id="@+id/rb_me"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:button="@null"
android:gravity="center"
android:paddingLeft="0dp"
android:text="我" />
</RadioGroup>
</RelativeLayout>
public class LoginActivity extends AppCompatActivity {
private EditText mphonenum;
private EditText mPassword;
private Button mButtonLogin;
private Button mButtonEnroll;
private Button mButtonUpdate;
private String phonenum;
private String password;
//检验用户是否存在
private String checkAccount(String phonenum, String userPasswd){
String loginInfo = "";
Dao dao = new Dao(LoginActivity.this);
Log.i("LoginActivity",phonenum+" 密码"+userPasswd);
String getpsw = dao.queryuserbyphone(phonenum);
if (getpsw != null){
if (getpsw.equals(userPasswd)){
loginInfo = "登录成功";
Toast.makeText(LoginActivity.this, loginInfo, Toast.LENGTH_SHORT).show();
}else{
loginInfo = "密码错误";
Toast.makeText(LoginActivity.this, loginInfo, Toast.LENGTH_SHORT).show();
mPassword.requestFocus();
}
}else {
loginInfo = "用户不存在";
Toast.makeText(LoginActivity.this, loginInfo, Toast.LENGTH_SHORT).show();
mphonenum.requestFocus();
}
return loginInfo;
}
private String checkAccount(String phonenum, String userPasswd){
String loginInfo = "";
if (phonenum.equals("123456")){
if (userPasswd.equals("123456")){
loginInfo = "登录成功";
Toast.makeText(LoginActivity.this, loginInfo, Toast.LENGTH_SHORT).show();
}else if (userPasswd.equals("123456")==false){
loginInfo = "密码错误";
Toast.makeText(LoginActivity.this, loginInfo, Toast.LENGTH_SHORT).show();
mPassword.requestFocus();
}
}else {
loginInfo = "用户不存在";
Toast.makeText(LoginActivity.this, loginInfo, Toast.LENGTH_SHORT).show();
mphonenum.requestFocus();
}
return loginInfo;
}
mButtonEnroll.setOnClickListener(new View.OnClickListener(){
@Override
public void onClick(View view) {
//跳转到注册界面
Intent intent = new Intent(LoginActivity.this,EnrollActivity.class);
startActivity(intent);
}
});
mButtonUpdate.setOnClickListener(new View.OnClickListener(){
@Override
public void onClick(View view) {
//跳转到修改密码界面
Intent intent = new Intent(LoginActivity.this,UpdateActivity.class);
startActivity(intent);
}
});
}
}
public class MymessageActivity extends AppCompatActivity {
private RadioButton mRadioButtonmsg;
private RadioButton mRadioButtonmain;
private TextView medit;
private TextView mownmsg;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_mymessage);
mRadioButtonmsg = (RadioButton) findViewById(R.id.rb_msg);
mRadioButtonmain = (RadioButton) findViewById(R.id.rb_main);
medit = findViewById(R.id.edit);
mownmsg = (TextView) findViewById(R.id.ownmge);
mownmsg.setText("欢迎您:用户 no.1");
mRadioButtonmain.setOnClickListener(new View.OnClickListener(){
@Override
public void onClick(View view) {
//跳转到主界面
Intent intent = new Intent(MymessageActivity.this,MainPageActivity.class);
startActivity(intent);
}
});
mRadioButtonmsg.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
//跳转到收藏界面
Intent intent = new Intent(MymessageActivity.this, ShoucangActivity.class);
startActivity(intent);
}
});
medit.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
//跳转到编辑资料页面
Intent intent = new Intent(MymessageActivity.this, EditActivity.class);
startActivity(intent);
}
});
}
}
标签：Toast,普及,String,LoginActivity,知识,private,安全,loginInfo,new 来源： https://www.cnblogs.com/shiwuzu/p/16376184.html
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