Limit EditText to accept signed decimal numbers only in xml and java

layout/activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
 
 
 android_layout_width="match_parent"
 android_layout_height="match_parent"
 android_padding="16dp"
 android_orientation="vertical"
 tools_context=".MainActivity">

 <TextView
 android_layout_width="wrap_content"
 android_layout_height="wrap_content"
 android_layout_gravity="center_horizontal"
 android_autoLink="web"
 android_text="http://android-er.blogspot.com/"
 android_textStyle="bold" />

 <EditText
 android_id="@+id/edittext1"
 android_layout_width="match_parent"
 android_layout_height="wrap_content"
 android_inputType="numberSigned|numberDecimal"/>
 <EditText
 android_id="@+id/edittext2"
 android_layout_width="match_parent"
 android_layout_height="wrap_content"/>

</LinearLayout>

MainActivity.java

package com.blogspot.android_er.androiddecimalnumberedittext;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.text.InputType;
import android.widget.EditText;

public class MainActivity extends AppCompatActivity {

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

 EditText editText1 = (EditText)findViewById(R.id.edittext1);
 EditText editText2 = (EditText)findViewById(R.id.edittext2);
 editText2.setInputType(InputType.TYPE_CLASS_NUMBER
 | InputType.TYPE_NUMBER_FLAG_DECIMAL
 | InputType.TYPE_NUMBER_FLAG_SIGNED);
 }
}

Related Posts by Categories