隐私合规，青少年模式，64位兼容

admin

2022-01-28 760aee20870a34e6130a1c12237c5b747e2b00bd

 library-common/src/com/lcjian/library/util/FragmentSwitchHelper.java

@@ -3,78 +3,79 @@
import androidx.fragment.app.Fragment;
import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentTransaction;

import android.util.Log;

public class FragmentSwitchHelper {

   private static final String TAG = "FragmentSwitchHelper";
    private static final String TAG = "FragmentSwitchHelper";

   public FragmentManager mFragmentManager;
    public FragmentManager mFragmentManager;

   private Fragment[] mFragments;
    private Fragment[] mFragments;

   private Fragment mCurrentFragment;
    private Fragment mCurrentFragment;

   private int mContainerId;
    private int mContainerId;

   public Fragment getFragmentByName(String name) {
      if (mFragments == null || mFragments.length == 0)
         return null;
      for (Fragment m : mFragments)
         if (name.contains(m.getClass().getName())) {
            return m;
         }
      return null;
   }
    public Fragment getFragmentByName(String name) {
        if (mFragments == null || mFragments.length == 0)
            return null;
        for (Fragment m : mFragments)
            if (name.contains(m.getClass().getName())) {
                return m;
            }
        return null;
    }

   public static FragmentSwitchHelper create(int containerId,
         FragmentManager fragmentManager, Fragment... fragments) {
      return new FragmentSwitchHelper(containerId, fragmentManager, fragments);
   }
    public static FragmentSwitchHelper create(int containerId,
                                              FragmentManager fragmentManager, Fragment... fragments) {
        return new FragmentSwitchHelper(containerId, fragmentManager, fragments);
    }

   private FragmentSwitchHelper(int containerId,
         FragmentManager fragmentManager, Fragment... fragments) {
      this.mContainerId = containerId;
      this.mFragments = fragments;
      this.mFragmentManager = fragmentManager;
   }
    private FragmentSwitchHelper(int containerId,
                                 FragmentManager fragmentManager, Fragment... fragments) {
        this.mContainerId = containerId;
        this.mFragments = fragments;
        this.mFragmentManager = fragmentManager;
    }

   public void changeFragment(Class<? extends Fragment> replaceFragmentClass) {
      if (!mFragmentManager.isDestroyed()) {
         Fragment replaceFragment = mFragmentManager
               .findFragmentByTag(replaceFragmentClass.getName());
         if (mCurrentFragment == replaceFragment && mCurrentFragment != null) {
            Log.d(TAG, "changeFragment noChange ");
            return;
         }
         FragmentTransaction fragmentTransaction = mFragmentManager
               .beginTransaction();
         if (mCurrentFragment != null) {
            fragmentTransaction.detach(mCurrentFragment);
            Log.d(TAG, "changeFragment detach "
                  + mCurrentFragment.getClass().getName());
         }
         if (replaceFragment == null) {
            for (Fragment item : mFragments) {
               if (item.getClass().getName()
                     .equals(replaceFragmentClass.getName())) {
                  replaceFragment = item;
                  break;
               }
            }
            fragmentTransaction.add(mContainerId, replaceFragment,
                  replaceFragmentClass.getName());
            mCurrentFragment = replaceFragment;
            Log.d(TAG,
                  "changeFragment add " + replaceFragmentClass.getName());
         } else {
            fragmentTransaction.attach(replaceFragment);
            mCurrentFragment = replaceFragment;
            Log.d(TAG,
                  "changeFragment attach "
                        + replaceFragmentClass.getName());
         }
         fragmentTransaction.commitAllowingStateLoss();
      }
   }
    public void changeFragment(Class<? extends Fragment> replaceFragmentClass) {
        if (!mFragmentManager.isDestroyed()) {
            Fragment replaceFragment = mFragmentManager
                    .findFragmentByTag(replaceFragmentClass.getName());
            if (mCurrentFragment == replaceFragment && mCurrentFragment != null) {
                Log.d(TAG, "changeFragment noChange ");
                return;
            }
            FragmentTransaction fragmentTransaction = mFragmentManager
                    .beginTransaction();
            if (mCurrentFragment != null) {
                fragmentTransaction.detach(mCurrentFragment);
                Log.d(TAG, "changeFragment detach "
                        + mCurrentFragment.getClass().getName());
            }
            if (replaceFragment == null) {
                for (Fragment item : mFragments) {
                    if (item.getClass().getName()
                            .equals(replaceFragmentClass.getName())) {
                        replaceFragment = item;
                        break;
                    }
                }
                fragmentTransaction.add(mContainerId, replaceFragment,
                        replaceFragmentClass.getName());
                mCurrentFragment = replaceFragment;
                Log.d(TAG,
                        "changeFragment add " + replaceFragmentClass.getName());
            } else {
                fragmentTransaction.attach(replaceFragment);
                mCurrentFragment = replaceFragment;
                Log.d(TAG,
                        "changeFragment attach "
                                + replaceFragmentClass.getName());
            }
            fragmentTransaction.commitAllowingStateLoss();
        }
    }
}