android -> android a textview set different font size and color

Reference:  http://blog.csdn.net/fengyoujie/article/details/42783891

 

In practical applications, it is necessary to display a string with different colors and fonts. Of course, it can be spliced ​​out through different textviews. It can also be displayed through a textview.

 

Proceed as follows:

     1. Define different styles.

Might as well define 2 styles as follows

<style name="style0">  
    <item name="android:textSize">19dip</item>  
    <item name="android:textColor">@color/color1</item>  
       </style>  
  
<style name="style1">  
    <item name="android:textSize">23dip</item>  
    <item name="android:textColor">@color/color2</item>  
    <item name="android:textStyle">italic</item>  
</style>

 

 

 

 . Set the string format via SpannableString. code show as below:

 

mTextView = (TextView)findViewById(R.id.test);  
          
SpannableString styledText = new SpannableString("Dear little treasure, hello");  
styledText.setSpan(new TextAppearanceSpan(this, R.style.style0), 0, 3, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);  
styledText.setSpan(new TextAppearanceSpan(this, R.style.style1), 3, 5, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);  
          
mTextView.setText(styledText, TextView.BufferType.SPANNABLE);