mirror of https://github.com/TeamNewPipe/NewPipe
78 lines
2.7 KiB
Java
78 lines
2.7 KiB
Java
package org.schabi.newpipe.util.text;
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import static org.schabi.newpipe.util.text.TouchUtils.getOffsetForHorizontalLine;
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import android.os.Handler;
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import android.os.Looper;
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import android.text.Selection;
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import android.text.Spannable;
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import android.text.method.LinkMovementMethod;
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import android.text.method.MovementMethod;
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import android.view.MotionEvent;
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import android.view.ViewConfiguration;
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import android.widget.TextView;
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import androidx.annotation.NonNull;
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// Class adapted from https://stackoverflow.com/a/31786969
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public class LongPressLinkMovementMethod extends LinkMovementMethod {
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private static final int LONG_PRESS_TIME = ViewConfiguration.getLongPressTimeout();
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private static LongPressLinkMovementMethod instance;
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private Handler longClickHandler;
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private boolean isLongPressed = false;
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@Override
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public boolean onTouchEvent(@NonNull final TextView widget,
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@NonNull final Spannable buffer,
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@NonNull final MotionEvent event) {
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final int action = event.getAction();
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if (action == MotionEvent.ACTION_CANCEL && longClickHandler != null) {
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longClickHandler.removeCallbacksAndMessages(null);
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}
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if (action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_DOWN) {
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final int offset = getOffsetForHorizontalLine(widget, event);
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final LongPressClickableSpan[] link = buffer.getSpans(offset, offset,
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LongPressClickableSpan.class);
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if (link.length != 0) {
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if (action == MotionEvent.ACTION_UP) {
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if (longClickHandler != null) {
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longClickHandler.removeCallbacksAndMessages(null);
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}
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if (!isLongPressed) {
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link[0].onClick(widget);
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}
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isLongPressed = false;
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} else {
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Selection.setSelection(buffer, buffer.getSpanStart(link[0]),
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buffer.getSpanEnd(link[0]));
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if (longClickHandler != null) {
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longClickHandler.postDelayed(() -> {
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link[0].onLongClick(widget);
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isLongPressed = true;
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}, LONG_PRESS_TIME);
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}
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}
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return true;
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}
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}
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return super.onTouchEvent(widget, buffer, event);
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}
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public static MovementMethod getInstance() {
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if (instance == null) {
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instance = new LongPressLinkMovementMethod();
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instance.longClickHandler = new Handler(Looper.myLooper());
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}
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return instance;
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}
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}
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