This class allows a single click and prevents multiple clicks on the same button in rapid succession.

OnOneClickListener.java

/**
 * This class allows a single click and prevents multiple clicks on
 * the same button in rapid succession. Setting unclickable is not enough
 * because click events may still be queued up.
 *
 * Override onOneClick() to handle single clicks. Call reset() when you want to
 * accept another click.
 */
public abstract class OnOneClickListener implements View.OnClickListener {

    private boolean clickable = true;

    @Override
    public void onClick(View view) {
        if (clickable) {
            clickable = false;
            onOnClick(view);
        }
    }

    /**
     * Override this function to handle clicks.
     * reset() must be called after each click for this function to be called again
     * @param view
     */
    public abstract void onOnClick(View view);

    /**
     * Allows another click.
     */
    public void reset() {
        clickable = true;
    }
}