Example usage for android.view View hasOnClickListeners

Introduction

In this page you can find the example usage for android.view View hasOnClickListeners.

Prototype

public boolean hasOnClickListeners() 

Source Link

Document

Return whether this view has an attached OnClickListener.

Usage

From source file:Main.java

/**
 * Recursive crawls the view hierarchy of `viewGroup` in order to find a clickable child and click it.
 *///from  w  ww. ja v a  2 s .c o  m
private static boolean recursiveClickFirstChildView(final @NonNull ViewGroup viewGroup) {
    try {
        boolean continueRecursing = true;

        for (int idx = 0; idx < viewGroup.getChildCount() && continueRecursing; idx++) {
            final View child = viewGroup.getChildAt(idx);
            if (child.hasOnClickListeners()) {
                child.performClick();
                return false;
            } else {
                continueRecursing = recursiveClickFirstChildView((ViewGroup) child);
            }
        }
    } catch (ClassCastException | NullPointerException ignored) {
    }

    return true;
}

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From source file:Main.java

/**
 * Remove an onclick listener/* ww w. jav a2s . c o m*/
 * @param view the root view of the layout
 */
public static void unBindListener(View view) {
    if (view != null) {
        try {
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1) {
                if (view.hasOnClickListeners()) {
                    view.setOnClickListener(null);
                }
            } else {
                view.setOnClickListener(null);
            }

            if (view instanceof ViewGroup && !(view instanceof AdapterView)) {
                ViewGroup viewGroup = (ViewGroup) view;
                int viewGroupChildCount = viewGroup.getChildCount();
                for (int i = 0; i < viewGroupChildCount; i++) {
                    unBindListener(viewGroup.getChildAt(i));
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

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From source file:com.oasisfeng.nevo.decorators.media.MediaPlayerDecorator.java

/** @return continue or not */
private boolean findClickable(final ViewGroup views, final Predicate<View> callback) {
    for (int i = 0; i < views.getChildCount(); i++) {
        final View view = views.getChildAt(i);
        if (view instanceof ViewGroup) {
            if (!findClickable((ViewGroup) view, callback))
                return false;
        } else if (view.hasOnClickListeners())
            if (!callback.apply(view))
                return false;
    }//  ww w .j  a va 2s  .c  o m
    return true;
}

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From source file:com.malin.rxjava.activity.MainActivity.java

/**
 * Remove an onclick listener/*from   www  .jav a 2  s. c o  m*/
 *
 * @param view
 * @author malin.myemail@gmail.com
 * @website https://github.com/androidmalin
 * @data 2016/01/22
 */
private void unBingListener(View view) {
    if (view != null) {
        try {
            if (view.hasOnClickListeners()) {
                view.setOnClickListener(null);
            }
            if (view instanceof ViewGroup && !(view instanceof AdapterView)) {
                ViewGroup viewGroup = (ViewGroup) view;
                int viewGroupChildCount = viewGroup.getChildCount();
                for (int i = 0; i < viewGroupChildCount; i++) {
                    unBingListener(viewGroup.getChildAt(i));
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }

    }
}

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