title: how to change default orange color when press button any one tell me
body: <p>how to change the default color orange  when tyoping text in edittext field or press button  how that color will change? any help?? this is my xml below when i run this code  default orange color is appear on border of edittext and    when pressing button</p>
  
  <pre><code> &lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
   android:layout_width="match_parent"
   android:layout_height="match_parent"
   android:orientation="vertical" 
   android:background="#ffffff"&gt;
  
  &lt;TextView
      android:id="@+id/txtEnterPinForTransaction"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:text="" /&gt;
  &lt;TextView
      android:id="@+id/lblPinno"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:text="" /&gt;
  
  &lt;EditText
      android:id="@+id/txtPinno"
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:ems="10"
      android:inputType="textPassword" /&gt;
  
  &lt;Button
      android:id="@+id/btnsubmit"
      style="?android:attr/buttonStyleSmall"
      android:layout_width="80dp"
      android:layout_height="wrap_content"
      android:text="Submit" /&gt;
  
  &lt;Button
      android:id="@+id/clearButton"
      style="?android:attr/buttonStyleSmall"
      android:layout_width="80dp"
      android:layout_height="wrap_content"
      android:text="Clear" /&gt;
  
  &lt;Button
      android:id="@+id/btngoback"
      style="?android:attr/buttonStyleSmall"
      android:layout_width="80dp"
      android:layout_height="wrap_content"
      android:text="Go Back" /&gt;
  </code></pre>
  
  <p></p>