android通用工具封装,Android常用工具类封装---Fragment

Fragment切换

/**

** Fragment切换

@Params toFragment 将要切换到的Fragment

resId 装载Fragment的view Id

index Fragment的标识index

toleft 判断Fragment向左切换还是向右切换，以采用不同的动画

Notes: R.anim.push_left_in等均为简单的Tranlate动画

mCurrentFragment为当前所在的Fragment，继承自BaseFragment

*/

protected void switchDiffFragmentContent

(Fragment toFragment, int resId, int index, boolean toleft){

if (null == mCurrentFragment || null == toFragment){

return;

}

if (mCurrentFragment.getArguments().getInt("Index") !=

toFragment.getArguments.getInt("index"))

{

FragmentTransaction fragmentTransaction;

fragmentTrasaction = getChildFragmentManager().beginTransaction();

if (toleft)

{

fragmentTrasaction.SetCustomAnimations(R.anim.push_left_in,

R.anim.push_left_out);

}else{

fragmentTrasaction.setCustomAnimations(R.anim.push_right_in,

R.anim.push_right_out);

}

//先判断是否添加过

if (!toFragment.isAdded())

{

//隐藏当前fragment,add下一个fragment

fragmentTrasaction.hide(mCurrentFragment);

fragmentTrasaction.add(resId, toFragment, String.valueOf(index));

fragmentTransactoin,commit();

}else{

//隐藏当前fragment，show下一个fragment

fragmentTransaction.hide(mCurrentFragment);

fragmentTransaction.show(toFragment);

fragmentTransaction.commit();

}

mCurrentFragment = (BaseFragment)toFragment;

}

}