Java FragmentTransaction.remove方法代码示例

import android.app.FragmentTransaction; //导入方法依赖的package包/类
public static void removeFragment(FragmentManager fragmentManager, int containViewId)
{
	if(fragmentManager != null) {
		Fragment fragment = fragmentManager.findFragmentById(containViewId);
		if (fragment != null)
		{
			fragments.remove(fragment);
			
			// TODO: Remove from backStackKeys
			
			FragmentTransaction transaction = fragmentManager.beginTransaction();
			transaction.remove(fragment);
			transaction.commitAllowingStateLoss();
		}
	}
	else {
		Log.e("FragmentHelper", "Fragment Manager = null");
	}
}
 

import android.app.FragmentTransaction; //导入方法依赖的package包/类
public void showDialog(Bundle bundle) {
    final Activity activity = (Activity) context;
    FragmentTransaction ft = activity.getFragmentManager().beginTransaction();
    Fragment prev = activity.getFragmentManager().findFragmentByTag("dialog2");
    if (prev != null) {
        ft.remove(prev);
    }
    ft.addToBackStack(null);

    ArrayList<String> list = (ArrayList<String>) bundle.get("adduid");
    MyDialogFragment newFragment = MyDialogFragment.newInstance(bundle);
    newFragment.setContext(context);
    newFragment.setListener(listener);
    newFragment.show(ft, "dialog2");

}
 

import android.app.FragmentTransaction; //导入方法依赖的package包/类
/**
 * Remove MessageViewFragment if necessary.
 */
private void removeMessageViewFragment() {
    if (mMessageViewFragment != null) {
        FragmentTransaction ft = getFragmentManager().beginTransaction();
        ft.remove(mMessageViewFragment);
        mMessageViewFragment = null;
        ft.commit();

        showDefaultTitleView();
    }
}
 

import android.app.FragmentTransaction; //导入方法依赖的package包/类
@SuppressWarnings("SameParameterValue")
private void removeFragment(final Fragment fragment, final boolean addToBackStack,
                            final boolean allowStateLoss) {
    final FragmentManager fm = getFragmentManager();

    final FragmentTransaction transaction = fm.beginTransaction();

    final String tag;

    if (fragment instanceof CurrentFeedFragment) {
        tag = CurrentFeedFragment.TAG;
    } else if (fragment instanceof FeedSubscriptionsFragment) {
        tag = FeedSubscriptionsFragment.TAG;
    } else if (fragment instanceof SavedEntriesFragment) {
        tag = SavedEntriesFragment.TAG;
    } else if (fragment instanceof InitialSetupFragment) {
        tag = InitialSetupFragment.TAG;
    } else {
        tag = LoadCurrentFeedFragment.TAG;
    }

    transaction.remove(fragment);

    if (addToBackStack) {
        transaction.addToBackStack(tag);
    }

    if (allowStateLoss) {
        transaction.commitAllowingStateLoss();
    } else {
        transaction.commit();
    }
    fm.executePendingTransactions();
}
 

import android.app.FragmentTransaction; //导入方法依赖的package包/类
public void dismiss() {
    if (mDismissed) {
        return;
    }
    mDismissed = true;
    getFragmentManager().popBackStack();
    FragmentTransaction ft = getFragmentManager().beginTransaction();
    ft.remove(this);
    ft.commit();
}
 

import android.app.FragmentTransaction; //导入方法依赖的package包/类
/**
 * Destroys fragment and resets UI after the user either cancels or finishes sending a story.
 */
public void OnComplete() {
    FragmentManager manager = getFragmentManager();
    FragmentTransaction transaction = manager.beginTransaction();
    transaction.remove(manager.findFragmentByTag("AddStoryFragment_1"));
    transaction.commit();

    adapter.setcheck(false);
    supportInvalidateOptionsMenu();
    findViewById(R.id.go_to_map).setVisibility(View.VISIBLE);
    findViewById(R.id.fab).setVisibility(View.VISIBLE);
}
 

import android.app.FragmentTransaction; //导入方法依赖的package包/类
private void showUserFragment(User user){
    FragmentTransaction ft = getFragmentManager().beginTransaction();
    Fragment prev = getFragmentManager().findFragmentByTag(USER_FRAGMENT_LABEL);
    if(prev != null){
        ft.remove(prev);
    }
    ft.addToBackStack(null);
    UserFragment newFragment = UserFragment.newInstance(user);
    newFragment.show(ft, USER_FRAGMENT_LABEL);
}
 

import android.app.FragmentTransaction; //导入方法依赖的package包/类
public static void clearAllBackStackFragments(FragmentManager fragmentManager)
{
	FragmentTransaction ft = fragmentManager.beginTransaction();

    for (WeakReference<Fragment> ref : fragments) {
        Fragment fragment = ref.get();
        if (fragment != null) {
            ft.remove(fragment);
        }
    }
    fragments.clear();
    backStackKeys.clear();

    ft.commitAllowingStateLoss();
}
 

import android.app.FragmentTransaction; //导入方法依赖的package包/类
/**
 * Setup a base dialog fragment transaction. Handles the removing of a
 * previous fragment if it exists and adds itself to the backstack.
 *
 * @return FragmentTransaction
 */
private FragmentTransaction setupTransaction(Activity activity) {
    FragmentManager manager = activity.getFragmentManager();
    FragmentTransaction ft = manager.beginTransaction();
    Fragment prev = manager.findFragmentByTag("dialog");

    if (prev != null)
        ft.remove(prev);

    ft.addToBackStack(null);

    return ft;
}
 

import android.app.FragmentTransaction; //导入方法依赖的package包/类
/**清空所有fragment*/
public void removeAll(){
    FragmentTransaction ft = fm.beginTransaction();
    for (Fragment f:fs) {
        ft.remove(f);
    }
    ft.commitAllowingStateLoss();
}
 

import android.app.FragmentTransaction; //导入方法依赖的package包/类
/**
 * Metodo statico per eliminare il fragment, quando non sono disponibili parcheggi
 */
public static void clearFragment(MainActivity activity) {
    if(activity.getFragmentAttivo() != null) {
        // inizializza la fragmentTransaction per l'eliminazione
        ParcheggiFragment fragAttivo = activity.getFragmentAttivo();
        FragmentTransaction ft = activity.getFragmentManager().beginTransaction();
        ft.remove(fragAttivo);
        ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE);
        ft.commit();

        // elimina il riferimento al fragment in MainActivity
        activity.setFragmentAttivo(null);
    }
}
 

import android.app.FragmentTransaction; //导入方法依赖的package包/类
private void closeFragment() {
    FragmentManager fm = getFragmentManager();
    FragmentTransaction ft = fm.beginTransaction();
    ft.remove(fragment);
    ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_CLOSE);
    ft.commit();
    addParticipantContainer.setVisibility(View.GONE);
    isFragmentOpen = false;
}
 

import android.app.FragmentTransaction; //导入方法依赖的package包/类
public static void showEula(Activity activity) {
    FragmentManager fm = activity.getFragmentManager();
    FragmentTransaction ft = fm.beginTransaction();
    Fragment prev = fm.findFragmentByTag("dialog_eula");
    if (prev != null) {
        ft.remove(prev);
    }
    ft.addToBackStack(null);

    new EulaDialog().show(ft, "dialog_eula");
}
 

import android.app.FragmentTransaction; //导入方法依赖的package包/类
private static void showDialog(Activity activity, Class clazz, String tag) {
    FragmentManager fm = activity.getFragmentManager();
    FragmentTransaction ft = fm.beginTransaction();
    Fragment prev = fm.findFragmentByTag(tag);
    if (prev != null) {
        ft.remove(prev);
    }
    ft.addToBackStack(null);

    try {
        ((DialogFragment) clazz.newInstance()).show(ft, tag);
    } catch (InstantiationException | IllegalAccessException e) {
        e.printStackTrace();
    }
}
 

import android.app.FragmentTransaction; //导入方法依赖的package包/类
public static void showChangeLogDialog(FragmentManager fragmentManager) {
    ChangelogDialog changelogDialog = new ChangelogDialog();
    FragmentTransaction ft = fragmentManager.beginTransaction();
    Fragment prev = fragmentManager.findFragmentByTag("changelogdemo_dialog");
    if (prev != null) {
        ft.remove(prev);
    }
    ft.addToBackStack(null);
    changelogDialog.show(ft, "changelogdemo_dialog");
}