set Search Font Color in TextView - Android User Interface

Android examples for User Interface:TextView

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  4. TextView

Description

set Search Font Color in TextView

Demo Code


//package com.java2s;
import android.graphics.Color;
import android.text.Spannable;
import android.text.SpannableStringBuilder;
import android.text.TextUtils;
import android.text.style.BackgroundColorSpan;
import android.text.style.ForegroundColorSpan;

import android.widget.TextView;

public class Main {

    public static void setSearchFontColor(TextView view, String text,
            String word, boolean showBG) {
        if (!TextUtils.isEmpty(text)) {
            if (!TextUtils.isEmpty(word)) {
                int index = text.indexOf(word);
                if (-1 != index) {
                    SpannableStringBuilder span = new SpannableStringBuilder(
                            text);/*from w  w  w  . j  a v a  2  s.co  m*/
                    span.setSpan(new ForegroundColorSpan(Color.BLACK),
                            index, index + word.length(),
                            Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
                    if (showBG) {
                        span.setSpan(new BackgroundColorSpan(Color.RED),
                                index, index + word.length(),
                                Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
                    }
                    view.setText(span);
                }
            } else {
                view.setText(text);
            }
        }
    }

    public static void setSearchFontColor(TextView view, String text,
            String word) {
        setSearchFontColor(view, text, word, true);
    }
}

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