224

Is there a clever way to let the user switch between hide and view password in an android EditText? A number of PC based apps let the user do this.

jacknad
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37 Answers37

366

It is really easy to achieve since the Support Library v24.2.0.

What you need to do is just:

  1. Add the design library to your dependencies

     dependencies {
          compile "com.android.support:design:24.2.0"
     }
    
  2. Use TextInputEditText in conjunction with TextInputLayout

     <android.support.design.widget.TextInputLayout
         android:id="@+id/etPasswordLayout"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         app:passwordToggleEnabled="true"
         android:layout_marginBottom="@dimen/login_spacing_bottom">
    
         <android.support.design.widget.TextInputEditText
             android:id="@+id/etPassword"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:hint="@string/fragment_login_password_hint"
             android:inputType="textPassword"/>
     </android.support.design.widget.TextInputLayout>
    

The passwordToggleEnabled attribute will do the job!

  1. In your root layout don't forget to add xmlns:app="http://schemas.android.com/apk/res-auto"

  2. You can customize your password toggle by using:

app:passwordToggleDrawable - Drawable to use as the password input visibility toggle icon.
app:passwordToggleTint - Icon to use for the password input visibility toggle.
app:passwordToggleTintMode - Blending mode used to apply the background tint.

More details in TextInputLayout documentation.

enter image description here

For AndroidX

  • Replace android.support.design.widget.TextInputLayout with com.google.android.material.textfield.TextInputLayout

  • Replace android.support.design.widget.TextInputEditText with com.google.android.material.textfield.TextInputEditText

mmBs
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  • In version 25.1.0 I have a weird behavior: it shows the password toggle once but if you press it, it will disappear o_O' – MiguelHincapieC Jan 02 '17 at 21:38
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    Yeah, there are also some quirks with `android:text` attribute on `TextInputEditText`. You can always raise an issue on [Google Issues Tracker for Android](https://code.google.com/p/android/issues/list) – mmBs Jan 03 '17 at 08:48
  • is there any way to move the icon to the left side? – Samad Jan 12 '17 at 12:44
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    @Delta7 There are some ways and workarounds. Please, ask the question on SO, paste a link here and I will try to help you. – mmBs Jan 13 '17 at 09:20
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    Thanks. However, in my build the show/hide graphics are oddly reversed from your screenshot - it shows the crossed-out-eye when password is hidden - I guess someone decided buttons should show current state instead of action (or goal state). – Josh Sutterfield May 04 '20 at 17:39
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    @JoshSutterfield agree. so if we want action button, we have to reverse it manually using `app:passwordToggleDrawable` (deprecated) or `app:endIconDrawable` then use custom drawable like ` ` I think google should fix this behavior. [Good discussion](https://ux.stackexchange.com/questions/1318/should-a-toggle-button-show-its-current-state-or-the-state-to-which-it-will-chan) – Rahmat Ihsan May 23 '20 at 18:58
184

You can dynamically change the attributes of a TextView. If you would set the XML Atrribute android:password to true the view would show dots if you set it to false the text is shown.

With the method setTransformationMethod you should be able to change this attributes from code. (Disclaimer: I have not tested if the method still works after the view is displayed. If you encounter problems with that leave me a comment for me to know.)

The full sample code would be

yourTextView.setTransformationMethod(new PasswordTransformationMethod());

to hide the password. To show the password you could set one of the existing transformation methods or implement an empty TransformationMethod that does nothing with the input text.

yourTextView.setTransformationMethod(new DoNothingTransformation());
mmathieum
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Janusz
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    To show the password, you don't need to make any new classes. Just call `setTransformationMethod(null)`. – Matt Quigley Jul 25 '14 at 01:06
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    @Janusz , use of the following will give gud solution. setTransformationMethod(PasswordTransformationMethod.getInstance()); and setTransformationMethod(HideReturnsTransformationMethod.getInstance()); – sujith s Apr 13 '15 at 13:31
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    @Janusz but how to get show / hide keys in keyboard? – Narendra Singh Aug 19 '15 at 06:04
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    when calling setTransformationMethod on an EditeText the onTextChanged callback of the EditText is being called...is it possible not this being happened? – tsiro Feb 02 '16 at 19:23
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    Correct. The "setTransformationMethod() is the key. All you need is switch in your listener: etPassword.setTransformationMethod(null) / etPassword.setTransformationMethod(new PasswordTransformationMethod()). By default, set in your xml EditView "android:inputType="textPassword"" – Sergio Sep 30 '16 at 14:52
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    The only way that actually worked for me programmatically, I needed my TextInputEditText to be numbers only and to also allow password visibility to be toggled on and off (when the person clicks the eye icon). These are the lines that helped me achieve that: ```textnputLayout.isPasswordVisibilityToggleEnabled = true textInputEditText.transformationMethod = PasswordTransformationMethod.getInstance() textInputEditText.inputType = InputType.TYPE_CLASS_NUMBER ``` – FabioR Aug 01 '19 at 19:08
  • Good, easy and simple solution, thank you but i don't know if you have noticed this or not but when you enable password mode, first character is getting visible for a little bit of time(while typing first character and also removing character until remains only first character) – Vivek Thummar Jan 22 '22 at 05:32
127

To show the dots instead of the password set the PasswordTransformationMethod:

yourEditText.setTransformationMethod(new PasswordTransformationMethod());

of course you can set this by default in your edittext element in the xml layout with

android:password

To re-show the readable password, just pass null as transformation method:

yourEditText.setTransformationMethod(null);
Mostafa
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Qlimax
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    `android:password` is deprecated now, and you should use `android:inputType` instead. – Wilka Jul 10 '11 at 17:28
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    You can also make your users happy by saving cursor position before setting transformation method and restoring after it. Use `editText.getSelectionStart()` and `editText.getSelectionEnd()` for saving cursor position and `editText.setSelection(start, end)` for restoring it. – Mostafa Sep 07 '11 at 11:21
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    @Wilka: android:inputType does NOT let you switch back and forth between the two states at run-time. It only allows you to switch once and once you change it, you cannot change it back. And no, the setTransformationMethod is NOT deprecated. – Johann Jun 30 '13 at 13:20
  • @Qlimax but how to get show / hide keys in keyboard? – Narendra Singh Aug 19 '15 at 06:05
  • @DroidWormNarendra you normally attach an event listener to a "eye image" between your password input, or inside your password input like explained here: http://stackoverflow.com/questions/3554377/handling-click-events-on-a-drawable-within-an-edittext . Then in this event listener you can show/hide the password. AFAIK is not possible to have some show/hide keys in the keyboard – Qlimax Aug 19 '15 at 08:34
102

To show:

editText.setInputType(InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD);

To hide:

editText.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);

After each of these the cursor is reset, so:

editText.setSelection(editText.length());
Matt Logan
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  • Tested on Android 4.3 & 5.0, works great! Docs make it look like this should work all the way down to API 3 to. – James Dec 30 '14 at 13:14
  • @MattLogan but how to get show / hide keys in keyboard? – Narendra Singh Aug 19 '15 at 06:05
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    This is the most straight forward answer here. Thanks. (weird it's not the accepted one) – Fatima Nov 25 '15 at 16:00
  • This doesn't appear to work when changed at runtime. It also will not restore the user's last cursor position/selection if not at the end of the line. – Tom Nov 06 '19 at 22:09
36

You can use app:passwordToggleEnabled="true"

here is example given below

<android.support.design.widget.TextInputLayout
        android:id="@+id/password"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        app:passwordToggleEnabled="true"
        android:textColorHint="@color/colorhint"
        android:textColor="@color/colortext">
AskNilesh
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Tabish khan
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23

I had the same issue and it is very easy to implement.

All you have to do is wrap your EditText field in a (com.google.android.material.textfield.TextInputLayout) and in that add ( app:passwordToggleEnabled="true" ).

This will show the eye in the EditText field and when you click on it the password will appear and disappear when clicked again.

<com.google.android.material.textfield.TextInputLayout
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:textColorHint="#B9B8B8"
                app:passwordToggleEnabled="true">

                <EditText
                    android:id="@+id/register_password"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:layout_marginLeft="24dp"
                    android:layout_marginRight="44dp"
                    android:backgroundTint="#BEBEBE"
                    android:hint="Password"
                    android:inputType="textPassword"
                    android:padding="16dp"
                    android:textSize="18sp" />
            </com.google.android.material.textfield.TextInputLayout>
Morne
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13

Use checkbox and change the input type accordingly.

public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
    int start,end;
    Log.i("inside checkbox chnge",""+isChecked);
    if(!isChecked){
        start=passWordEditText.getSelectionStart();
        end=passWordEditText.getSelectionEnd();
        passWordEditText.setTransformationMethod(new PasswordTransformationMethod());;
        passWordEditText.setSelection(start,end);
    }else{
        start=passWordEditText.getSelectionStart();
        end=passWordEditText.getSelectionEnd();
        passWordEditText.setTransformationMethod(null);
        passWordEditText.setSelection(start,end);
    }
}
Praveena
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11

At first this is the screen loaded with an image vector asset visibility enter image description here

on click it will change to this image visibility off enter image description here

code for above password switch(xml code)

<androidx.constraintlayout.widget.ConstraintLayout
    android:id="@+id/laypass"
    android:layout_width="330dp"
    android:layout_height="50dp"
    android:layout_marginTop="24dp"
    app:layout_constraintEnd_toEndOf="@+id/editText3"
    app:layout_constraintStart_toStartOf="@+id/editText3"
    app:layout_constraintTop_toBottomOf="@+id/editText3">

    <EditText
        android:id="@+id/edit_password"
        style="@style/EditTextTheme"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@drawable/round"
        android:drawableLeft="@drawable/ic_password"
        android:drawablePadding="10dp"
        android:ems="10"
        android:hint="Password"
        android:inputType="textPassword"
        android:paddingLeft="10dp"
        android:paddingRight="15dp"
        android:textColor="@color/cyan92a6"
        android:textColorHint="@color/cyan92a6"
        android:textCursorDrawable="@null"
        android:textSize="18sp"
        />

    <ImageView
        android:id="@+id/show_pass_btn"
        android:layout_width="40dp"
        android:layout_height="40dp"
        android:layout_alignParentRight="true"
        android:layout_centerVertical="true"
        android:layout_marginEnd="8dp"
        android:alpha=".5"
        android:onClick="ShowHidePass"
        android:padding="5dp"
        android:src="@drawable/ic_visibility"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="@+id/laypass"
        app:layout_constraintTop_toTopOf="@+id/edit_password" /> 
 </androidx.constraintlayout.widget.ConstraintLayout>

Java code for button operation

public void ShowHidePass(View view) {

    if(view.getId()==R.id.show_pass_btn){
        if(edit_password.getTransformationMethod().equals(PasswordTransformationMethod.getInstance())){
            ((ImageView)(view)).setImageResource(R.drawable.ic_visibility_off);
            //Show Password
            edit_password.setTransformationMethod(HideReturnsTransformationMethod.getInstance());
        }
        else{
            ((ImageView)(view)).setImageResource(R.drawable.ic_visibility);
            //Hide Password
            edit_password.setTransformationMethod(PasswordTransformationMethod.getInstance());
        }
    }
}
bunty785
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10
private boolean isPasswordVisible;

private TextInputEditText firstEditText;

...

firstEditText = findViewById(R.id.et_first);

...

    private void togglePassVisability() {
    if (isPasswordVisible) {
        String pass = firstEditText.getText().toString();
        firstEditText.setTransformationMethod(PasswordTransformationMethod.getInstance());
        firstEditText.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
        firstEditText.setText(pass);
        firstEditText.setSelection(pass.length());           
    } else {
        String pass = firstEditText.getText().toString();
        firstEditText.setTransformationMethod(HideReturnsTransformationMethod.getInstance());
        firstEditText.setInputType(InputType.TYPE_CLASS_TEXT);
        firstEditText.setText(pass);
        firstEditText.setSelection(pass.length());
    }
    isPasswordVisible= !isPasswordVisible;
}
Vladyslav Ulianytskyi
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8

It's work for me.This will help you definitely

showpass.setOnCheckedChangeListener(new OnCheckedChangeListener() {

            @Override
            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
                    if(!isChecked){

                    // show password
                    password_login.setTransformationMethod(PasswordTransformationMethod.getInstance());

                    Log.i("checker", "true");
                }

                else{
                    Log.i("checker", "false");

                     // hide password
    password_login.setTransformationMethod(HideReturnsTransformationMethod.getInstance());
                }

            }
        });
sujith s
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6

I'm able to add the ShowPassword / HidePassword code with just a few lines, self-contained in a block:

protected void onCreate(Bundle savedInstanceState) {
    ...
    etPassword = (EditText)findViewById(R.id.password);
    etPassword.setTransformationMethod(new PasswordTransformationMethod()); // Hide password initially

    checkBoxShowPwd = (CheckBox)findViewById(R.id.checkBoxShowPwd);
    checkBoxShowPwd.setText(getString(R.string.label_show_password)); // Hide initially, but prompting "Show Password"
    checkBoxShowPwd.setOnCheckedChangeListener( new CompoundButton.OnCheckedChangeListener() {
        public void onCheckedChanged(CompoundButton arg0, boolean isChecked) {
            if (isChecked) {
                etPassword.setTransformationMethod(null); // Show password when box checked
                checkBoxShowPwd.setText(getString(R.string.label_hide_password)); // Prompting "Hide Password"
            } else {
                etPassword.setTransformationMethod(new PasswordTransformationMethod()); // Hide password when box not checked
                checkBoxShowPwd.setText(getString(R.string.label_show_password)); // Prompting "Show Password"
            }
        }
    } );
    ...
david m lee
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5

I feel I want answer this question even there some good answers ,

according to documentation TransformationMethod do our mission

TransformationMethod

TextView uses TransformationMethods to do things like replacing the characters of passwords with dots, or keeping the newline characters from causing line breaks in single-line text fields.

Notice I use butter knife, but its the same if user check show password

@OnCheckedChanged(R.id.showpass)
    public void onChecked(boolean checked){
        if(checked){
            et_password.setTransformationMethod(null);
        }else {
            et_password.setTransformationMethod(new PasswordTransformationMethod());
            
        }
       // cursor reset his position so we need set position to the end of text
        et_password.setSelection(et_password.getText().length());
    }
Community
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Mina Fawzy
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5

In very simple form:

private fun updatePasswordVisibility(editText: AppCompatEditText) {
        if (editText.transformationMethod is PasswordTransformationMethod) {
            editText.transformationMethod = null
        } else {
            editText.transformationMethod = PasswordTransformationMethod()
        }
        editText.setSelection(editText.length())
    }

Hope it helps.

Hiren Patel
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4
private int passwordNotVisible=1; 
  @Override
  protected void onCreate(Bundle savedInstanceState) {
 showPassword = (ImageView) findViewById(R.id.show_password);
    showPassword.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            EditText paswword = (EditText) findViewById(R.id.Password);
            if (passwordNotVisible == 1) {
                paswword.setInputType(InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD);
                passwordNotVisible = 0;
            } else {

                paswword.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
                passwordNotVisible = 1;
            }


            paswword.setSelection(paswword.length());

        }
    });
}
Ekta Padaliya
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3

Try https://github.com/maksim88/PasswordEditText project at github. You dont even need to change your Java code using it. Just change

EditText

tag to

com.maksim88.passwordedittext.PasswordEditText

in your XML file.

Anatolii Shuba
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  • Do you have any idea how to use setError with this component, once the error is flagged the show/hide icon become invisible – guisantogui Feb 18 '16 at 19:53
3

You can SHOW/HIDE password using this below code:

XML CODE:

<EditText
        android:id="@+id/etPassword"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginLeft="21dp"
        android:layout_marginTop="14dp"
        android:ems="10"
        android:inputType="textPassword" >
        <requestFocus />
    </EditText>
    <CheckBox
        android:id="@+id/cbShowPwd"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/etPassword"
        android:layout_below="@+id/etPassword"
        android:text="@string/show_pwd" />

JAVA CODE:

EditText mEtPwd;
CheckBox mCbShowPwd;


mEtPwd = (EditText) findViewById(R.id.etPassword);
mCbShowPwd = (CheckBox) findViewById(R.id.cbShowPwd);

mCbShowPwd.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
    @Override
    public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
        // checkbox status is changed from uncheck to checked.
        if (!isChecked) {
            // show password
            mEtPwd.setTransformationMethod(PasswordTransformationMethod.getInstance());
        } else {
            // hide password
            mEtPwd.setTransformationMethod(HideReturnsTransformationMethod.getInstance());
        }
    }
});
3

Try this:

First define a flag as global like this:

private boolean isShowPassword = false;

And set listener to handle tap on show and hide password button:

imgPassword.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                if (isShowPassword) {
                    etPassword.setTransformationMethod(new PasswordTransformationMethod());
                    imgPassword.setImageDrawable(getResources().getDrawable(R.drawable.ic_eye_hide));
                    isShowPassword = false;
                }else{
                    etPassword.setTransformationMethod(null);
                    imgPassword.setImageDrawable(getResources().getDrawable(R.drawable.ic_eye_show));
                    isShowPassword = true;
                }
            }
        });
reza_khalafi
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2

Did you try with setTransformationMethod? It's inherited from TextView and want a TransformationMethod as a parameter.

You can find more about TransformationMethods here.

It also has some cool features, like character replacing.

Mr.Drew
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Hamcha
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2

show and hide password Edit_Text with check Box

XML

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
    xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent"
    android:layout_height="match_parent">

    <EditText
        android:inputType="textPassword"
        android:id="@+id/edtPass"
        android:textSize="20dp"
        android:hint="password"
        android:padding="20dp"
        android:background="#efeaea"
        android:layout_width="match_parent"
        android:layout_margin="20dp"
        android:layout_height="wrap_content" />

    <CheckBox
        android:background="#ff4"
        android:layout_centerInParent="true"
        android:textSize="25dp"
        android:text="show password"
        android:layout_below="@id/edtPass"
        android:id="@+id/showPassword"
        android:layout_marginTop="20dp"
        android:layout_width="wrap_content"
        android:gravity="top|right"
        android:layout_height="wrap_content" />

</RelativeLayout>

java code

package com.example.root.sql2;

import android.annotation.SuppressLint;
import android.os.Bundle;
import android.support.design.widget.FloatingActionButton;
import android.support.design.widget.Snackbar;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.AppCompatCheckBox;
import android.support.v7.widget.Toolbar;
import android.text.method.HideReturnsTransformationMethod;
import android.text.method.PasswordTransformationMethod;
import android.view.View;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.EditText;

public class password extends AppCompatActivity {


    EditText password;
    CheckBox show_hide_password;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.hide);
        findViewById();
        show_hide_pass();



    }//end onCreate



    public void show_hide_pass(){
        show_hide_password.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
            @Override
            public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
                if (!b){
                    // hide password
                    password.setTransformationMethod(PasswordTransformationMethod.getInstance());

                }else{
                    // show password
                    password.setTransformationMethod(HideReturnsTransformationMethod.getInstance());
                }
            }
        });
    } // end show_hide_pass




    public void findViewById(){ //  find ids ui and
        password = (EditText) findViewById(R.id.edtPass);
        show_hide_password = (CheckBox) findViewById(R.id.showPassword);
    }//end findViewById



}// end class
Amin
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1

What I did was to

  1. Create an edit text view and a normal text view
  2. Make them overlap with each other by using constraint layout (just like Facebook app login screen)
  3. Attach an onClickListener to the normal text view so that it changes the input type of the edit text view accordingly (Visible / Non-visible)

You may check out this video for a more detailed steps and explanations https://youtu.be/md3eVaRzdIM

Hope it helps :)

Jack Tiong
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1

Here is my solution without using TextInputEditText and Transformation method.

XML

<LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical">

        <TextView
            style="@style/FormLabel"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="@string/username" />

        <EditText
            android:id="@+id/loginUsername"
            style="@style/EditTextStyle"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:drawableLeft="@drawable/ic_person_outline_black_24dp"
            android:drawableStart="@drawable/ic_person_outline_black_24dp"
            android:inputType="textEmailAddress"
            android:textColor="@color/black" />

        <TextView
            style="@style/FormLabel"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginTop="20dp"
            android:text="@string/password" />

        <EditText
            android:id="@+id/loginPassword"
            style="@style/EditTextStyle"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:drawableEnd="@drawable/ic_visibility_off_black_24dp"
            android:drawableLeft="@drawable/ic_lock_outline_black_24dp"
            android:drawableRight="@drawable/ic_visibility_off_black_24dp"
            android:drawableStart="@drawable/ic_lock_outline_black_24dp"
            android:inputType="textPassword"
            android:textColor="@color/black" />
    </LinearLayout>

Java Code

boolean VISIBLE_PASSWORD = false;  //declare as global variable befor onCreate() 
loginPassword = (EditText)findViewById(R.id.loginPassword);
loginPassword.setOnTouchListener(new View.OnTouchListener() {
        public boolean onTouch(View v, MotionEvent event) {
            final int DRAWABLE_LEFT = 0;
            final int DRAWABLE_TOP = 1;
            final int DRAWABLE_RIGHT = 2;
            final int DRAWABLE_BOTTOM = 3;

            if (event.getAction() == MotionEvent.ACTION_UP) {
                if (event.getRawX() >= (loginPassword.getRight() - loginPassword.getCompoundDrawables()[DRAWABLE_RIGHT].getBounds().width())) {
                    // your action here
                    //Helper.toast(LoginActivity.this, "Toggle visibility");
                    if (VISIBLE_PASSWORD) {
                        VISIBLE_PASSWORD = false;
                        loginPassword.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
                        loginPassword.setCompoundDrawablesWithIntrinsicBounds(R.drawable.ic_lock_outline_black_24dp, 0, R.drawable.ic_visibility_off_black_24dp, 0);
                    } else {
                        VISIBLE_PASSWORD = true;
                        loginPassword.setInputType(InputType.TYPE_CLASS_TEXT);
                        loginPassword.setCompoundDrawablesWithIntrinsicBounds(R.drawable.ic_lock_outline_black_24dp, 0, R.drawable.ic_visibility_black_24dp, 0);
                    }
                    return false;
                }
            }
            return false;
        }
    });
Sagar Chapagain
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1

According to this source, if you have migrated your project to AndroidX, then you can replace

compile "com.android.support:design:24.2.0"

with

implementation "com.google.android.material:material:1.0.0"

Then all you have to do is to put the code below to your layout file:

<com.google.android.material.textfield.TextInputLayout
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    app:passwordToggleEnabled="true"
    android:hint="@string/hint_text">

  <com.google.android.material.textfield.TextInputEditText
      android:layout_width="match_parent"
      android:layout_height="wrap_content"/>

</com.google.android.material.textfield.TextInputLayout>

More information about material TextInputLayout can be found here.

To this source, it is recommended to migrate to AndroidX from Android Support Library:

AndroidX is the open-source project that the Android team uses to develop, test, package, version and release libraries within Jetpack.

AndroidX is a major improvement to the original Android Support Library. Like the Support Library, AndroidX ships separately from the Android OS and provides backwards-compatibility across Android releases. AndroidX fully replaces the Support Library by providing feature parity and new libraries. In addition AndroidX includes the following features:

All packages in AndroidX live in a consistent namespace starting with the string androidx. The Support Library packages have been mapped into corresponding androidx.* packages. For a full mapping of all the old classes and build artifacts to the new ones, see the Package Refactoring page.

Unlike the Support Library, AndroidX packages are separately maintained and updated. The androidx packages use strict Semantic Versioning starting with version 1.0.0. You can update AndroidX libraries in your project independently.

All new Support Library development will occur in the AndroidX library. This includes maintenance of the original Support Library artifacts and introduction of new Jetpack components.

Amiraslan
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1

A good solution. Set up a button, then use this code:

public void showPassword(View v)
{

    TextView showHideBtnText = (TextView) findViewById(R.id.textView1);

    if(showHideBtnText.getText().toString().equals("Show Password")){
        password.setTransformationMethod(null);
        showHideBtnText.setText("Hide");
    } else{
        password.setTransformationMethod(new PasswordTransformationMethod());
        showHideBtnText.setText("Show Password");
    }


}
matthewoak
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1

1 - Make a selector file "show_password_selector.xml"

<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:drawable="@drawable/pwd_hide"
          android:state_selected="true"/>
    <item android:drawable="@drawable/pwd_show"
          android:state_selected="false" />
 </selector>

2 - Aet "show_password_selector" file into imageview.

<ImageView
    android:id="@+id/iv_pwd"
    android:layout_width="@dimen/_35sdp"
    android:layout_height="@dimen/_25sdp"
    android:layout_alignParentRight="true"
    android:layout_centerVertical="true"
    android:layout_marginRight="@dimen/_15sdp"
    android:src="@drawable/show_password_selector" />

3 - Put below code in java file.

iv_new_pwd.setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        if (iv_new_pwd.isSelected()) {
            iv_new_pwd.setSelected(false);
            Log.d("mytag", "in case 1");
            edt_new_pwd.setInputType(InputType.TYPE_CLASS_TEXT);
        } else {
            Log.d("mytag", "in case 1");
            iv_new_pwd.setSelected(true);
            edt_new_pwd.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
        }
    }
});
Birju Vachhani
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MEGHA DOBARIYA
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1

You have to ask if the current text is already shown with dots, the function PasswordTransformationMethod.getInstance() allow you to do that.

This is my funtion in kotlin:

        fun hideAndShowPassword(editText: EditText, indicator: ImageView) {

        if (editText.transformationMethod == PasswordTransformationMethod.getInstance()) {
            editText.transformationMethod = HideReturnsTransformationMethod.getInstance()
            indicator.setImageDrawable(
                ContextCompat.getDrawable(
                    editText.context,
                    R.drawable.eye
                )
            )
            indicator.imageTintList =
                ContextCompat.getColorStateList(editText.context, R.color.colorTintIcons)
        } else {
            editText.transformationMethod = PasswordTransformationMethod.getInstance()
            indicator.setImageDrawable(
                ContextCompat.getDrawable(
                    editText.context,
                    R.drawable.eye_off
                )
            )
            indicator.imageTintList =
                ContextCompat.getColorStateList(editText.context, R.color.colorTintIcons)
        }

        editText.setSelection(editText.text.length)
    }
Javier Diaz
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  • Welcome to Stack Overflow. Code-only answers are discouraged on Stack Overflow because they don't explain how it solves the problem. Please edit your answer to explain how this answers the question and and how it improves on the many existing upvoted answers answers the question already has, so that it is useful to the OP as well as other users with similar issues. – FluffyKitten Aug 20 '20 at 09:04
1

Use the below code

    val hidePasswordMethod = PasswordTransformationMethod()
    showOrHidePasswordButton.setOnClickListener {
        passwordEditText.apply {
            transformationMethod =
                if (transformationMethod is PasswordTransformationMethod) 
                   null //shows password
               else 
                   hidePasswordMethod //hides password
        }
    }

and make sure you add this to your password edittext in layout

    android:inputType="textPassword"
Ezhilan
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1

It seems that input_layout.isPasswordVisibilityToggleEnabled = true is deprecated. And in my case I did it that way in Kotlin:

input_edit_text.inputType = TYPE_CLASS_TEXT or TYPE_TEXT_VARIATION_PASSWORD
input_layout.endIconMode = END_ICON_PASSWORD_TOGGLE

Where input_edit_text is com.google.android.material.textfield.TextInputEditText and input_layout is com.google.android.material.textfield.TextInputLayout. Of course you should import these asl well:

import android.text.InputType.TYPE_CLASS_TEXT
import android.text.InputType.TYPE_TEXT_VARIATION_PASSWORD
import com.google.android.material.textfield.TextInputLayout.END_ICON_PASSWORD_TOGGLE

My may customize the icon with provided methods as these:

 input_layout.endIconDrawable = ...
 input_layout.setEndIconOnClickListener {  }
 input_layout.setEndIconOnLongClickListener(...)
MeLean
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1

I used a OnClickListener() which is associated to the button that I want to use as toogle.

private EditText email_et, contraseña_et;
protected void onCreate(Bundle savedInstanceState) {
....
contraseña_et = (EditText) findViewById(R.id.contraseña_et);
....
vercontra_btn.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            int inputType = contraseña_et.getInputType();
            if (inputType == 129){
                contraseña_et.setInputType(1);
            } else {
                contraseña_et.setInputType(129);
            }
            contraseña_et.setSelection(contraseña_et.getText().length());
        }
    });

Reading docs, the int value seems to be different so I debugged to find the correct values, it's working awesome and is a little bit easier this way.

[Contraseña is password in spanish, btw]

Nkogmzra
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1
you can use this

private fun showPasswordSwitch(checked: Boolean) {

    registerBinding.registerActivityEditTextPassword.also {
        // Password hide-show
        it.inputType =
            if (checked) TEXT_PASSWORD_SHOW else TEXT_PASSWORD_HIDE
           
    }
}
const val TEXT_PASSWORD_SHOW = InputType.TYPE_CLASS_TEXT or InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD

const val TEXT_PASSWORD_HIDE = InputType.TYPE_CLASS_TEXT or InputType.TYPE_TEXT_VARIATION_PASSWORD
nuriulgen
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0

In XML do like this

    <LinearLayout
          android:layout_height="wrap_content"
          android:layout_width="fill_parent"
          android:orientation="vertical"
          >
          <RelativeLayout
              android:id="@+id/REFReLayTellFriend"
              android:layout_width="match_parent"
              android:layout_height="wrap_content"
              android:orientation="horizontal"
              >
          <EditText
              android:id="@+id/etpass1"
              android:layout_width="fill_parent"
              android:layout_height="wrap_content"
              android:background="@android:color/transparent"
              android:bottomLeftRadius="10dp"
              android:bottomRightRadius="50dp"
              android:fontFamily="@font/frutiger"
              android:gravity="start"
              android:inputType="textPassword"
              android:hint="@string/regpass_pass1"
              android:padding="20dp"
              android:paddingBottom="10dp"
              android:textColor="#000000"
              android:textColorHint="#d3d3d3"
              android:textSize="14sp"
              android:topLeftRadius="10dp"
              android:topRightRadius="10dp"/>
              <ImageButton
                  android:id="@+id/imgshowhide1"
                  android:layout_width="40dp"
                  android:layout_height="20dp"
                  android:layout_marginTop="20dp"
                  android:layout_marginRight="10dp"
                  android:background="@drawable/showpass"
                  android:layout_alignRight="@+id/etpass1"/>
          </RelativeLayout>    

 boolean show=true;
 //on image click inside password do this
 if(show){
                imgshowhide2.setBackgroundResource(0);
                imgshowhide2.setBackgroundResource(R.drawable.hide);
                etpass2.setInputType(InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD);
                etpass2.setSelection(etpass2.getText().length());

                show=false;
            }else{
                imgshowhide2.setBackgroundResource(0);
                imgshowhide2.setBackgroundResource(R.drawable.showpass);
                //etpass1.setInputType(InputType.TYPE_TEXT);
                etpass2.setInputType(InputType.TYPE_CLASS_TEXT |
                        InputType.TYPE_TEXT_VARIATION_PASSWORD);
                etpass2.setSelection(etpass2.getText().length());
                show=true;
            }
Syed Danish Haider
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0

My Kotlin extension . write once use everywhere

fun EditText.tooglePassWord() {
this.tag = !((this.tag ?: false) as Boolean)
this.inputType = if (this.tag as Boolean)
    InputType.TYPE_TEXT_VARIATION_PASSWORD
else
    (InputType.TYPE_CLASS_TEXT or InputType.TYPE_TEXT_VARIATION_PASSWORD)

this.setSelection(this.length()) }

You can keep this method in any file and use it everywhere use it like this

ivShowPassword.click { etPassword.tooglePassWord() }

where ivShowPassword is clicked imageview (eye) and etPassword is Editext

Aklesh Singh
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0

Add this method:

fun EditText.revertTransformation() {
    transformationMethod = when(transformationMethod) {
        is PasswordTransformationMethod -> SingleLineTransformationMethod.getInstance()
        else -> PasswordTransformationMethod.getInstance()
    }
}

Call it will switch between input type state (you may change the Single-Line transformation to your favorite). Usage example:

editText.revertTransformation()
Benny
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0

Try this:

passwordEditText.setInputType(1);

Or

passwordEditText.setInputType(InputType.TYPE_CLASS_TEXT);
iknow
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Prakash
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0

If you want a simple solution you can use this extension of Android's EditText go to this link for more info: https://github.com/scottyab/showhidepasswordedittext

Add this to your build.gradle: implementation 'com.github.scottyab:showhidepasswordedittext:0.8'

Then change your EditText in your XML file.

From: <EditText

To: <com.scottyab.showhidepasswordedittext.ShowHidePasswordEditText

That's all.

Note: You can't see it while in XML Design, try to run it in your Emulator or Physical Device.

Dids
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0

Updated code for TextInputLayout:

   <androidx.cardview.widget.CardView
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    app:layout_constraintBottom_toTopOf="@+id/lg_forget_password"
    app:layout_constraintTop_toBottomOf="@+id/lg_name"
    app:cardElevation="@dimen/dp20"
    android:layout_marginStart="@dimen/dp20"
    app:cardCornerRadius="@dimen/dp10"
    android:layout_marginEnd="@dimen/dp20"
    android:id="@+id/textField">

    <com.google.android.material.textfield.TextInputLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:backgroundTint="@android:color/transparent"
        app:boxStrokeWidth="0dp"
        app:boxStrokeWidthFocused="0dp"
        app:endIconMode="password_toggle"
        app:hintEnabled="false"
      >

        <com.google.android.material.textfield.TextInputEditText
            android:id="@+id/lg_password"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:background="@drawable/input_bg"
            android:drawableStart="@drawable/ic_baseline_lock_24"
            android:drawablePadding="@dimen/dp10"
            android:fontFamily="@font/roboto_flex"
            android:hint="@string/password"
            android:inputType="textPassword"
            android:padding="@dimen/dp15"
            android:singleLine="true" />

    </com.google.android.material.textfield.TextInputLayout>
</androidx.cardview.widget.CardView>

Result :

enter image description here

PRANAV SINGH
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-1

Just create a checkbox in Xml file

and then simple write this function in java code

checkbox = findViewById(R.id.checkbox);
        checkbox.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener(){
            @Override
            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked){

                if (isChecked) {
                    password.setTransformationMethod(null);
                }
                else{
                    password.setTransformationMethod(new PasswordTransformationMethod());
                }
            }

        });
Capt Wilco
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-2
if (inputPassword.getTransformationMethod() == PasswordTransformationMethod.getInstance()) {
 //password is visible
                inputPassword.setTransformationMethod(HideReturnsTransformationMethod.getInstance());
            }
else if(inputPassword.getTransformationMethod() == HideReturnsTransformationMethod.getInstance()) {
 //password is hidden
                inputPassword.setTransformationMethod(PasswordTransformationMethod.getInstance());
            }
Jon
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Ankit Tomer
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