Example usage for android.support.v4.app FragmentPagerAdapter getItem

Introduction

In this page you can find the example usage for android.support.v4.app FragmentPagerAdapter getItem.

Prototype

public abstract Fragment getItem(int position);

Source Link

Document

Return the Fragment associated with a specified position.

Usage

From source file:org.alice.jack_blog.widget.refreshContainer.CanRefreshLayout.java

/**
 * ?/*from w ww . j  a v  a 2s  . c  o m*/
 *
 * @return boolean
 */
protected boolean canChildScrollUp() {

    if (mIsCoo) {
        if (mIsViewPager) {
            int current = mViewPager.getCurrentItem();
            if (current < mViewPager.getChildCount()) {

                PagerAdapter adapter = mViewPager.getAdapter();

                if (adapter instanceof FragmentPagerAdapter) {

                    FragmentPagerAdapter fragmentPagerAdapter = (FragmentPagerAdapter) adapter;

                    Fragment fragment = fragmentPagerAdapter.getItem(current);

                    if (fragment != null) {
                        mScrollView = fragment.getView();
                    }

                } else {

                    mScrollView = mViewPager.getChildAt(current);
                }

            }
        }

        if (mScrollView == null) {
            return false;
        }

        return !isDependentOpen || canScrollUp(mScrollView);

    }
    return canScrollUp(mContentView);
}

---

From source file:org.alice.jack_blog.widget.refreshContainer.CanRefreshLayout.java

/**
 * ?/*from w  w  w.j  av a2 s . co m*/
 *
 * @return boolean
 */
protected boolean canChildScrollDown() {

    if (mIsCoo) {

        if (mIsViewPager) {
            int current = mViewPager.getCurrentItem();
            if (current < mViewPager.getChildCount()) {

                PagerAdapter adapter = mViewPager.getAdapter();

                if (adapter instanceof FragmentPagerAdapter) {

                    FragmentPagerAdapter fragmentPagerAdapter = (FragmentPagerAdapter) adapter;

                    Fragment fragment = fragmentPagerAdapter.getItem(current);

                    if (fragment != null) {
                        mScrollView = fragment.getView();
                    }

                } else {

                    mScrollView = mViewPager.getChildAt(current);
                }

            }
        }

        if (mScrollView == null) {
            return false;
        }
        return isDependentOpen || canScrollDown(mScrollView);

    }

    return canScrollDown(mContentView);

}

---