@Override
public Fragment getItem(int i) {
if (tabsDisabled) {
return savedFragment;
} else {
ActionBar.Tab tab = actionBar.getTabAt(i);
TiUIActionBarTab tabView = (TiUIActionBarTab) tab.getTag();
if (tabView.fragment == null) {
tabView.initializeFragment();
}
return tabView.fragment;
}
}
@Override
public void onTabSelected(Tab tab, FragmentTransaction ft) {
TiUIActionBarTab tabView = (TiUIActionBarTab) tab.getTag();
if (tabView.fragment == null) {
// If not we will create it here then attach it
// to the tab group activity inside the "content" container.
tabView.initializeFragment();
}
tabGroupViewPager.setCurrentItem(tab.getPosition());
TabProxy tabProxy = (TabProxy) tabView.getProxy();
((TabGroupProxy) proxy).onTabSelected(tabProxy);
if (tabClicked) {
tabProxy.fireEvent(TiC.EVENT_CLICK, null);
} else {
tabClicked = true;
}
tabProxy.fireEvent(TiC.EVENT_SELECTED, null, false);
}
@Override
public TabProxy getSelectedTab() {
ActionBar.Tab tab;
try {
tab = actionBar.getSelectedTab();
} catch (NullPointerException e) {
// This is a workaround for AppCompat actionbar 4.0+. There is a bug in AppCompat source that
// will cause a null pointer exception if no tab is selected instead of returning null. See
// source at:
// https://android.googlesource.com/platform/frameworks/support/+/89208232f3b5d1451408d787872504a190bc7ee0/v7/appcompat/src/android/support/v7/app/ActionBarImplICS.java
// line 259.
tab = null;
}
if (tab == null) {
// There is no selected tab currently for this action bar.
// This probably means the tab group contains no tabs.
return null;
}
TiUIActionBarTab tabView = (TiUIActionBarTab) tab.getTag();
return (TabProxy) tabView.getProxy();
}
@Override
public void onTabUnselected(Tab tab, FragmentTransaction ft) {
TiUIActionBarTab tabView = (TiUIActionBarTab) tab.getTag();
TabProxy tabProxy = (TabProxy) tabView.getProxy();
tabProxy.fireEvent(TiC.EVENT_UNSELECTED, null, false);
}
