Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
/* Copyright (c) 2015 Farble Dast
 * Copyright (c) 2015 Ha Duy Trung
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import android.text.Html;
import android.text.Layout;
import android.text.Spannable;
import android.text.TextUtils;
import android.text.style.ClickableSpan;
import android.view.MotionEvent;
import android.widget.TextView;

public class Main {
    public static void setTextWithLinks(TextView textView, String htmlText) {
        setHtmlText(textView, htmlText);
        textView.setOnTouchListener((v, event) -> {
            int action = event.getAction();
            if (action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_DOWN) {
                int x = (int) event.getX();
                int y = (int) event.getY();

                TextView widget = (TextView) v;
                x -= widget.getTotalPaddingLeft();
                y -= widget.getTotalPaddingTop();

                x += widget.getScrollX();
                y += widget.getScrollY();

                Layout layout = widget.getLayout();
                int line = layout.getLineForVertical(y);
                int off = layout.getOffsetForHorizontal(line, x);

                ClickableSpan[] link = Spannable.Factory.getInstance().newSpannable(widget.getText()).getSpans(off,
                        off, ClickableSpan.class);

                if (link.length != 0) {
                    if (action == MotionEvent.ACTION_UP) {
                        link[0].onClick(widget);
                    }
                    return true;
                }
            }
            return false;
        });
    }

    public static void setHtmlText(TextView textView, String htmlText) {
        textView.setText(TextUtils.isEmpty(htmlText) ? null : Html.fromHtml(htmlText));
    }
}