@Override
public Fragment onGetFragmentItem(int position) {
String title = NavigationHelper.getTitle(position);
Fragment fragment = NavigationHelper.getFragment(title);
Bundle args = new Bundle();
args.putInt(ARG_SECTION_POSITION, position);
fragment.setArguments(args);
return fragment;
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Set up the action bar to show a dropdown list.
actionBar = getActionBar();
actionBar.setDisplayShowTitleEnabled(false);
actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
// Set up the dropdown list navigation in the action bar.
String[] titles = NavigationHelper.getTitles();
actionBar.setListNavigationCallbacks(
// Specify a SpinnerAdapter to populate the dropdown list.
new ArrayAdapter<String>(
actionBar.getThemedContext(),
R.layout.navigation_list_item,
android.R.id.text1,
titles),
this);
mPagerTitle = getPagerTitle();
initFlickerAnimations();
mPagerTitleHander =
new Handler() {
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case 1: // init show
sendEmptyMessage(3);
sendEmptyMessageDelayed(2, 2000);
break;
case 2: // hide page title
if (isShowTitle && autoHide) {
mPagerTitle.startAnimation(hideAnim);
}
break;
case 3: // show page title
if (!isShowTitle) {
isShowTitle = true;
ViewParent parent = mPagerTitle.getParent();
if (parent == null) {
// mViewPager.addView( mPagerTitle,
// LayoutParams.MATCH_PARENT,
// LayoutParams.WRAP_CONTENT);
mViewPager.addView(mPagerTitle);
mPagerTitle.startAnimation(showAnim);
}
}
break;
}
};
};
mPagerTitleHander.sendEmptyMessageDelayed(1, 100);
mViewPager.setOnPageChangeListener(
new OnPageChangeListener() {
@Override
public void onPageSelected(int pos) {
actionBar.setSelectedNavigationItem(pos);
onPageChanged(pos);
}
@Override
public void onPageScrolled(int arg0, float arg1, int arg2) {}
@Override
public void onPageScrollStateChanged(int state) {
Log.d("TestData", "onPageScrollStateChanged state:" + state);
if (state == ViewPager.SCROLL_STATE_DRAGGING) {
mPagerTitleHander.removeMessages(2);
if (autoHide) mPagerTitleHander.sendEmptyMessage(3);
} else if (state == ViewPager.SCROLL_STATE_IDLE) {
mPagerTitleHander.sendEmptyMessageDelayed(2, 2000);
}
}
});
}
