85 lines
2.1 KiB
Java
85 lines
2.1 KiB
Java
package org.thoughtcrime.securesms.components;
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import android.content.Context;
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import androidx.appcompat.widget.AppCompatImageButton;
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import android.util.AttributeSet;
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import android.view.HapticFeedbackConstants;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.ViewConfiguration;
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public class RepeatableImageKey extends AppCompatImageButton {
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private KeyEventListener listener;
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public RepeatableImageKey(Context context) {
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super(context);
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init();
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}
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public RepeatableImageKey(Context context, AttributeSet attrs) {
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super(context, attrs);
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init();
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}
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public RepeatableImageKey(Context context, AttributeSet attrs, int defStyleAttr) {
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super(context, attrs, defStyleAttr);
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init();
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}
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private void init() {
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setOnClickListener(new RepeaterClickListener());
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setOnTouchListener(new RepeaterTouchListener());
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}
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public void setOnKeyEventListener(KeyEventListener listener) {
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this.listener = listener;
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}
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private void notifyListener() {
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if (this.listener != null) this.listener.onKeyEvent();
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}
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private class RepeaterClickListener implements OnClickListener {
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@Override public void onClick(View v) {
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notifyListener();
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}
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}
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private class Repeater implements Runnable {
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@Override
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public void run() {
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notifyListener();
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postDelayed(this, ViewConfiguration.getKeyRepeatDelay());
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}
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}
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private class RepeaterTouchListener implements OnTouchListener {
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private final Repeater repeater;
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RepeaterTouchListener() {
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this.repeater = new Repeater();
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}
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@Override
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public boolean onTouch(View view, MotionEvent motionEvent) {
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switch (motionEvent.getAction()) {
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case MotionEvent.ACTION_DOWN:
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view.postDelayed(repeater, ViewConfiguration.getKeyRepeatTimeout());
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performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP);
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return false;
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case MotionEvent.ACTION_CANCEL:
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case MotionEvent.ACTION_UP:
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view.removeCallbacks(repeater);
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return false;
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default:
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return false;
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}
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}
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}
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public interface KeyEventListener {
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void onKeyEvent();
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}
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}
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