63 lines
2.0 KiB
Java
63 lines
2.0 KiB
Java
package org.schabi.newpipe.util;
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import android.text.Layout;
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import android.text.Selection;
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import android.text.Spannable;
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import android.text.Spanned;
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import android.text.style.ClickableSpan;
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import android.view.MotionEvent;
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import android.view.View;
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import android.widget.TextView;
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public class CommentTextOnTouchListener implements View.OnTouchListener {
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public static final CommentTextOnTouchListener INSTANCE = new CommentTextOnTouchListener();
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@Override
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public boolean onTouch(View v, MotionEvent event) {
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if(!(v instanceof TextView)){
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return false;
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}
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TextView widget = (TextView) v;
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Object text = widget.getText();
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if (text instanceof Spanned) {
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Spannable buffer = (Spannable) text;
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int action = event.getAction();
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if (action == MotionEvent.ACTION_UP
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|| action == MotionEvent.ACTION_DOWN) {
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int x = (int) event.getX();
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int y = (int) event.getY();
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x -= widget.getTotalPaddingLeft();
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y -= widget.getTotalPaddingTop();
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x += widget.getScrollX();
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y += widget.getScrollY();
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Layout layout = widget.getLayout();
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int line = layout.getLineForVertical(y);
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int off = layout.getOffsetForHorizontal(line, x);
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ClickableSpan[] link = buffer.getSpans(off, off,
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ClickableSpan.class);
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if (link.length != 0) {
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if (action == MotionEvent.ACTION_UP) {
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link[0].onClick(widget);
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} else if (action == MotionEvent.ACTION_DOWN) {
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Selection.setSelection(buffer,
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buffer.getSpanStart(link[0]),
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buffer.getSpanEnd(link[0]));
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}
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return true;
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}
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}
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}
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return false;
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}
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}
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