انقر نقرًا مزدوجًا فوق القفل. دراجة؟

public class MultiClickFilter {
    private static final long TEST_CLICK_WAIT = 500;
    private ArrayList<View> buttonList = new ArrayList<>();
    private long lastClickMillis = -1;

    // User is responsible for setting up this list before using
    public ArrayList<View> getButtonList() {
        return buttonList;
    }

    public void lockButtons() {
        lastClickMillis = System.currentTimeMillis();
        for (View b : buttonList) {
            disableButton(b);
        }
    }

    public void unlockButtons() {
        for (View b : buttonList) {
            enableButton(b);
        }
    }

    // function to help prevent execution of rapid multiple clicks on drive buttons
    //
    public boolean isClickedLately() {
        return (System.currentTimeMillis() - lastClickMillis) < TEST_CLICK_WAIT;  // true will block execution of button function.
    }

    private void enableButton(View button) {
        button.setClickable(true);
        button.setEnabled(true);
    }

    private void disableButton(View button) {
        button.setClickable(false);
        button.setEnabled(false);
    }
}

public class TestFragment extends Fragment {

	<=======  ========>

	private MultiClickFilter testMultiClickFilter = new MultiClickFilter();

	@Override
	public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
		<=======  ========>

		testMultiClickFilter.getButtonList().add(testButton);
		testMultiClickFilter.getButtonList().add(test2Button);

		<=======  ========>

		testButton.setOnClickListener(new View.OnClickListener() {
			@Override
			public void onClick(View v) {
				if (testMultiClickFilter.isClickedLately()) {
					return;
				}

				testMultiClickFilter.lockButtons();
				startTestPlayback(v);
				testMultiClickFilter.unlockButtons();
			}
		});

		test2Button.setOnClickListener(new View.OnClickListener() {
			@Override
			public void onClick(View v) {
				if (testMultiClickFilter.isClickedLately()) {
					return;
				}

				testMultiClickFilter.lockButtons();
				loadTestProperties(v);
				testMultiClickFilter.unlockButtons();
			}
		});

		<=======  ========>
	}
	
	<=======  ========>
}

package com.ai.android.common;

import android.os.Handler;
import android.os.Looper;

import androidx.annotation.MainThread;

public abstract class MultiClickFilter {
    private static final int DEFAULT_LOCK_TIME_MS = 500;
    private static final Handler uiHandler = new Handler(Looper.getMainLooper());

    private static boolean locked = false;

    @MainThread
    public static boolean clickIsLocked(int lockTimeMs) {
        if (locked)
            return true;

        locked = true;

        uiHandler.postDelayed(() -> locked = false, lockTimeMs);

        return false;
    }

    @MainThread
    public static boolean clickIsLocked() {
        return clickIsLocked(DEFAULT_LOCK_TIME_MS);
    }
}

public class TestFragment {

	<=======  ========>

	private ListView devicePropertiesListView;

	@Override
	public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
		devicePropertiesListView = view.findViewById(R.id.list_view);
		devicePropertiesListView.setOnItemClickListener(this::doOnItemClick);

		<=======  ========>

		return view;
	}

	private void doOnItemClick(AdapterView<?> adapterView, View view, int position, long id) {
		if (MultiClickFilter.clickIsLocked(1000 * 2))
			return;

		<=======  ========>
	}

	<=======  ========>
}