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public void onTabUnSELEcted(Tab tab,Fragmenttransaction ft) { if (mFragment != null) { //ft.detach(mFragment); //requires API Level 13 ft.remove(mFragment); //this does not do the same thing as detach } }
我发现detach只能用于API Level 13.我尝试了remove,但是它显然不会做同样的事情.有没有人有任何想法如何克服这个基于第一个link的代码?
public TabListener(Activity activity,String tag,Class<T> clz,Bundle args) { mActivity = activity; mTag = tag; mClass = clz; mArgs = args; // check to see if we already have a fragment for this tab,probably // from a prevIoUsly saved state. If so,deactivate it,because our // initial state is that a tab isn't shown. mFragment = mActivity.getFragmentManager().findFragmentByTag(mTag); if (mFragment != null) { // && !mFragment.isDetached()) { Fragmenttransaction ft = mActivity.getFragmentManager().begintransaction(); //ft.detach(mFragment); ft.remove(mFragment); ft.commit(); } } public void onTabSELEcted(Tab tab,Fragmenttransaction ft) { //if (mFragment == null) { mFragment = Fragment.instantiate(mActivity,mClass.getName(),mArgs); ft.add(android.R.id.content,mFragment,mTag); //} else { // ft.attach(mFragment); //} } public void onTabUnSELEcted(Tab tab,Fragmenttransaction ft) { if (mFragment != null) { //ft.detach(mFragment); //requires API 13 ft.remove(mFragment); //this does not do the same thing as detach } }
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