104 lines
2.8 KiB
Java
104 lines
2.8 KiB
Java
package org.thoughtcrime.securesms.components;
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import android.annotation.TargetApi;
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import android.content.Context;
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import android.os.Build.VERSION;
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import android.os.Build.VERSION_CODES;
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import android.util.AttributeSet;
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import android.view.HapticFeedbackConstants;
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import android.view.KeyEvent;
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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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import android.widget.EditText;
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import android.widget.ImageButton;
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public class RepeatableImageKey extends ImageButton {
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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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@TargetApi(VERSION_CODES.LOLLIPOP)
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public RepeatableImageKey(Context context, AttributeSet attrs, int defStyleAttr,
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int defStyleRes)
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{
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super(context, attrs, defStyleAttr, defStyleRes);
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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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@TargetApi(VERSION_CODES.HONEYCOMB_MR1)
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@Override
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public void run() {
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notifyListener();
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postDelayed(this, VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB_MR1
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? ViewConfiguration.getKeyRepeatDelay()
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: 50);
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}
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}
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private class RepeaterTouchListener implements OnTouchListener {
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private Repeater repeater;
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public RepeaterTouchListener() {
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this.repeater = new Repeater();
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}
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@TargetApi(VERSION_CODES.HONEYCOMB_MR1)
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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, VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB_MR1
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? ViewConfiguration.getKeyRepeatTimeout()
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: ViewConfiguration.getLongPressTimeout());
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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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