TextInputLayout
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_marginTop="65dp"
android:orientation="vertical">
<android.support.design.widget.TextInputLayout
android:id="@+id/layout_name"
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:counterEnabled="false"
app:counterMaxLength="5"
>
<EditText
android:id="@+id/input_name"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:hint="請輸入賬號"
android:singleLine="true" />
</android.support.design.widget.TextInputLayout>
<android.support.design.widget.TextInputLayout
android:id="@+id/layout_password"
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:counterEnabled="false"
app:counterMaxLength="11"
>
<EditText
android:id="@+id/input_password"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:hint="請輸入入密碼"
android:inputType="textPassword"
android:singleLine="true" />
</android.support.design.widget.TextInputLayout>
<Button
android:id="@+id/login"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="50dp"
android:background="@color/colorPrimary"
android:text="commit"
android:textColor="#ffffff"
android:textSize="20sp"
android:textStyle="bold" />
</LinearLayout>
代碼
private TextInputEditText ut;
private EditText et;
private EditText input_name;
private EditText input_password;
private EditText input_email;
private TextInputLayout layout_name;
private TextInputLayout layout_password;
private TextInputLayout layout_email;
private Button btn_login;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
initWidget();
}
private void initWidget() {
input_name = (EditText) findViewById(R.id.input_name);
input_password = (EditText) findViewById(R.id.input_password);
layout_name = (TextInputLayout) findViewById(R.id.layout_name);
layout_password = (TextInputLayout) findViewById(R.id.layout_password);
btn_login = (Button) findViewById(R.id.login);
btn_login.setOnClickListener(this);
}
@Override
public void onClick(View v) {
if (input_name.getText().toString().trim().equals("aaa")) {
layout_name.setErrorEnabled(false);
}else{
layout_name.setError("您輸入的賬號不對");
layout_password.setErrorEnabled(true);
//requestFocus誰不對讓誰獲取焦點
input_name.requestFocus();
}
if (input_password.getText().toString().trim().equals("aaa")) {
layout_password.setErrorEnabled(false);
}else{
layout_password.setErrorEnabled(true);
layout_password.setError("您輸入的密碼不對");
input_password.requestFocus();
}
}