find View By Class - Android User Interface

Android examples for User Interface:View Find

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Description

find View By Class

Demo Code


//package com.java2s;
import android.view.View;
import android.view.ViewGroup;

public class Main {
    public static View findViewByClass(ViewGroup root, Class<?> c) {
        return parseViewGroup(root, c);
    }/*from ww w . j a v  a  2 s  . co  m*/

    private static View parseViewGroup(ViewGroup group, Class<?> c) {
        int n = group.getChildCount();
        for (int i = 0; i < n; i++) {
            View view = group.getChildAt(i);
            if (c.isInstance(view)) {
                return view;
            }
            View result;
            if (view instanceof ViewGroup) {
                result = parseViewGroup((ViewGroup) view, c);
                if (result != null) {
                    return result;
                }
            }
        }
        return null;
    }
}

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