How to realize the function of login interface with Android Studio
In this article, the editor introduces in detail "how to achieve the login interface function of Android Studio". The content is detailed, the steps are clear, and the details are handled properly. I hope that this article "how to achieve the login interface function of Android Studio" can help you solve your doubts.
Title
Design a login interface. Request:
A) contains the user name, password, remember password, "forget password" button and "login" button.
B) Click the "forget password" button to bring up a prompt dialog box with self-made contents.
Answer
Activity_main.xml:
MainActivity.java .
Package com.example.myapplication
Import android.content.DialogInterface
Import android.os.Bundle
Import android.view.View
Import android.widget.Button
Import androidx.appcompat.app.AlertDialog
Import androidx.appcompat.app.AppCompatActivity
Public class MainActivity extends AppCompatActivity {
@ Override
Protected void onCreate (Bundle savedInstanceState) {
Super.onCreate (savedInstanceState)
SetContentView (R.layout.activity_main)
Button button= (Button) findViewById (R.id.login_btn_forgetregister)
Button.setOnClickListener (new View.OnClickListener () {
@ Override
Public void onClick (View v) {new AlertDialog.Builder (MainActivity.this) .setTitle ("system prompt") .setMessage ("Please enter verification information to verify!")
.setPositiveButton ("OK", new DialogInterface.OnClickListener () {
@ Override
Public void onClick (DialogInterface dialog,int which) {
Finish ()
}
}) .setNegativeButton ("return", new DialogInterface.OnClickListener () {
@ Override
Public void onClick (DialogInterface dialog,int which) {
}
}) .show ()
}
});
Button button1= (Button) findViewById (R.id.login_btn_login)
Button1.setOnClickListener (new View.OnClickListener () {
@ Override
Public void onClick (View v) {
New AlertDialog.Builder (MainActivity.this) .setTitle ("system prompt") .setMessage ("validation successful!")
.setNegativeButton ("OK", new DialogInterface.OnClickListener () {
@ Override
Public void onClick (DialogInterface dialog,int which) {
}
}) .show ()
}
});
Button button2= (Button) findViewById (R.id.login_btn_register)
Button2.setOnClickListener (new View.OnClickListener () {
@ Override
Public void onClick (View v) {
New AlertDialog.Builder (MainActivity.this) .setTitle ("system prompt") .setMessage ("registered successfully!")
.setNegativeButton ("OK", new DialogInterface.OnClickListener () {
@ Override
Public void onClick (DialogInterface dialog,int which) {
}
}) .show ()
}
});
}
}
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