Java tutorial
/* * Copyright (C) 2011 Chris Gao <chris@exina.net> * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.cnm.cnmrc.fragment.vodtvch; import java.util.ArrayList; import java.util.HashMap; import android.app.Activity; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentManager.BackStackEntry; import android.support.v4.app.FragmentManager.OnBackStackChangedListener; import android.support.v4.app.FragmentTransaction; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.AdapterView; import android.widget.FrameLayout; import android.widget.ListView; import com.cnm.cnmrc.MainActivity; import com.cnm.cnmrc.R; import com.cnm.cnmrc.adapter.VodTvchMainAdapter; import com.cnm.cnmrc.fragment.rc.RcBottomMenu; import com.cnm.cnmrc.slidingmenu.SlidingMenu; public class VodTvchMain extends Fragment implements View.OnClickListener, SlidingMenu.Listener { /** * vodtvchmaind? loadingDataForSidrebar()? ?? vod, tvch? 4? ? ?... * ? ?? ?? ?? Base? loadingData() ?. * isFirstDepth??? */ public static VodTvchMain newInstance(String type) { VodTvchMain f = new VodTvchMain(); Bundle args = new Bundle(); args.putString("type", type); // vod or tvch f.setArguments(args); return f; } SlidingMenu mSlidingMenu; FrameLayout mCategoryCover, mLoadingData; ListView mCategory; String[] mCategoryArray = null; String[] mClassTypeArray = null; int selectedCategory = 0; // ? vod (:0, ?:1, TV:2) public int mBackStackEntry = 100; public int currentDepth = 1; // 2013-12-10 ?? . boolean isSkipTitle = true; String type; boolean isSidebarItemClick = false; public HashMap<Integer, String> mMapTitle = null; @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View layout = inflater.inflate(R.layout.vod_tvch, container, false); mSlidingMenu = (SlidingMenu) layout.findViewById(R.id.animation_layout); mSlidingMenu.setListener(this); mLoadingData = (FrameLayout) layout.findViewById(R.id.loading_data_panel); mCategoryCover = (FrameLayout) layout.findViewById(R.id.category_cover); mCategoryCover.setOnClickListener(this); mCategoryCover.setVisibility(View.GONE); mCategory = (ListView) layout.findViewById(R.id.category_list); // FragmentManager fm = getActivity().getSupportFragmentManager(); // fm.addOnBackStackChangedListener(mAddOnBackStackChangedListener); // fm.removeOnBackStackChangedListener(mRemoveOnBackStackChangedListener); // -------------------------- // type check (vod or tvch) // -------------------------- type = getArguments().getString("type"); if (type.equals("vod")) { mCategoryArray = getActivity().getResources().getStringArray(R.array.vod_category); mClassTypeArray = getActivity().getResources().getStringArray(R.array.vod_class_type); } if (type.equals("tvch")) { mCategoryArray = getActivity().getResources().getStringArray(R.array.tvch_category); mClassTypeArray = getActivity().getResources().getStringArray(R.array.tvch_class_type); } ArrayList<String> arrayList = new ArrayList<String>(mCategoryArray.length); for (String item : mCategoryArray) { arrayList.add(item); } // ------------------------- // set title : category // ------------------------- // ?? , ? back key . depth . mMapTitle = new HashMap<Integer, String>(); setTitle(selectedCategory); // ------------------- // sidebar category // ------------------- VodTvchMainAdapter adapter = new VodTvchMainAdapter(getActivity(), R.layout.list_item_vod_category, arrayList); mCategory.setAdapter(adapter); mCategory.setDivider(null); mCategory.setDividerHeight(0); mCategory.setOnItemClickListener(new AdapterView.OnItemClickListener() { @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { // sidebar return... ? sidebar ?? ??... // 2013-12-06 comment later // if (!mSlidingMenu.isOpening()) return; // 2013-12-10 ? ? close ? ??? ... isSidebarItemClick = true; // sidebar ? item?? ... mCategoryCover.setVisibility(View.VISIBLE); // change category text color view.setSelected(true); selectedCategory = position; // change title clearCurrentDepth(); isSkipTitle = true; setTitle(position); // close sidebar mSlidingMenu.toggleSidebar(); Log.i("hwang", "category is selected"); /* * View v; int count = parent.getChildCount(); v = * parent.getChildAt(position); */ } }); // ----------------------- // ? bottom menu // ----------------------- Fragment f = getActivity().getSupportFragmentManager().findFragmentById(R.id.fragment_rc_bottom_menu); if (f != null) ((RcBottomMenu) f).setVodTvchMode(); // ---------------------------------------------------------------------------------------------------------- // ? ? ? fragment VodTvch ?? loadingDataForSidrebar()? addToBackStack? . // ---------------------------------------------------------------------------------------------------------- loadingDataForSidrebar(); return layout; } /** * ? ? ? fragment VodTvch ?? loadingDataForSidrebar()? * addToBackStack? ?. ? MainActivity onBackPressed()? back * key ?. ? VodTvch fragment addToBackStack ?? ?, * ?? Base back key . back key? ??... Base? * destoryView()? ? ?. !!!!!!! ? isFirstDepth true * . 4? ?(,?,TV,)?. vod (1st selectedCategory arg : * 2nd title arg) : (0:) / (1:?) / (2:TV) / (3:) */ private void loadingDataForSidrebar() { FragmentManager fm = getActivity().getSupportFragmentManager(); Log.i("hwang", "before vodTvch fragment count (no add to stack) --> " + Integer.toString(fm.getBackStackEntryCount())); FragmentTransaction ft = getActivity().getSupportFragmentManager().beginTransaction(); Class<?> classObject; try { String packageName = this.getClass().getPackage().getName() + "."; classObject = Class.forName(packageName + mClassTypeArray[selectedCategory]); // VodList, VodSemi, VodDetail, TvchList, TvchSemi, TvchDetail Object obj = classObject.newInstance(); // vod (1st arg : 2nd arg) : (0:) / (1:?) / (2:TV) / (3:) // tvch (1st arg : 2nd arg) : (0:?) / (1:?) / (2:HD?) / (3:?) // true : 1 depth (vod: VodSemi, VodSemi, VodSemi, VodList) // true : 1 depth (tvch: TvchSemi, TvchList, TvchSemi, TvchSemi) Bundle bundle = new Bundle(); bundle.putString("genreId", ""); // ? ... Base base = ((Base) obj).newInstance(selectedCategory, mCategoryArray[selectedCategory], true, bundle); // true depth ?.(,?,TV,)(?,?,HD?,) //ft.addToBackStack(null); // addTBackStack onBackPressed() ? ?... remove fragment onDestroyView() ?. // 2013-12-10 update vodsemi after config>adultcert change if (mClassTypeArray[selectedCategory].equals("VodSemi")) { ft.replace(R.id.loading_data_panel, base, "vod_semi_for_config"); } else { ft.replace(R.id.loading_data_panel, base); } ft.commit(); //fm.executePendingTransactions(); // fragment? ? pending recursive error, ?? pending . } catch (ClassNotFoundException e) { e.printStackTrace(); } catch (java.lang.InstantiationException e) { e.printStackTrace(); } catch (IllegalAccessException e) { e.printStackTrace(); } Log.i("hwang", "after vodTvch fragment count (no add to stack) --> " + Integer.toString(fm.getBackStackEntryCount())); // ------------------------------------ // ? bottom menu? depth level // ------------------------------------ Fragment f = getActivity().getSupportFragmentManager().findFragmentById(R.id.fragment_rc_bottom_menu); if (f != null) ((RcBottomMenu) f).setDepthLevelClear(); // set 1 depth } @Override public void onResume() { super.onResume(); } @Override public void onAttach(Activity activity) { super.onAttach(activity); } @Override public void onDetach() { super.onDetach(); } @Override public void onDestroyView() { super.onDestroyView(); // if (((MainActivity) getActivity()).noVodTvchDestroy) // return; // ---------------------------------------------------------------------------------------------- // vod? ?? vodtopmenu fragment vod destory? ??? vodtopmenu? ? destory . // ? ???? ? fragment ? vod? ? ? ? Activity? . // ---------------------------------------------------------------------------------------------- { Fragment f = getActivity().getSupportFragmentManager() .findFragmentById(R.id.fragment_vod_tvch_top_menu); if (f != null) { getActivity().getSupportFragmentManager().beginTransaction().remove(f).commit(); } } { Fragment f = getActivity().getSupportFragmentManager().findFragmentById(R.id.loading_data_panel); if (f != null) { // fragment Base? onDestroyView callBack?. // ? back stack? count ? minus? destoryView? 0??. // 0? Base? onDestroyView()? . // ? ? onDestroyView()? ? R.id.loading_data_panel? fragment ? backstack ? minus?. // ? ? ??. ? before after ? minus? count?. // remove ? ?. rc ?. Base? onDestroyView() callBack . // ? Base? onDestroyView()? ?? ? remove ? ? ? . // ?? remove Base? onDestroyView()? callBack ?. FragmentManager fm = getActivity().getSupportFragmentManager(); Log.i("hwang", "before at vodTvch : remove(R.id.loading_data_panel).commit fragment count --> " + Integer.toString(fm.getBackStackEntryCount())); getActivity().getSupportFragmentManager().beginTransaction().remove(f).commit(); Log.i("hwang", "after at vodTvch : remove(R.id.loading_data_panel).commit fragment count --> " + Integer.toString(fm.getBackStackEntryCount())); // base? remove ?? TAG_FRAGMENT_BASE ? ?. // mainActity? backpress? base? destoryView callback?. // . // ?? ? ? ?. // getActivity().getSupportFragmentManager().executePendingTransactions(); } } // ----------------------- // ? bottom menu // ----------------------- { Fragment f = ((MainActivity) getActivity()).getFragmentRcBottomMenu(); if (f != null) ((RcBottomMenu) f).setRemoconMode(); } } /* * back key? ?? ??. */ public int allowBackPressed() { if (mSlidingMenu.isOpening()) return 1; // ? sidebar ? ?. else return 0; } private void clearSelectedAll() { for (int i = 0; i < mCategoryArray.length; i++) { mCategory.getChildAt(i).setSelected(false); } } public String[] getCategoryArray() { return mCategoryArray; } // ?? VodTvch Base ? ? ?. (1) public void setTitle(int position) { Fragment f = getActivity().getSupportFragmentManager().findFragmentById(R.id.fragment_vod_tvch_top_menu); if (f != null) ((VodTvchTopMenu) f).setTitle(mCategoryArray[position]); saveTitle(currentDepth, mCategoryArray[position]); } public void setTitle(String title) { Fragment f = getActivity().getSupportFragmentManager().findFragmentById(R.id.fragment_vod_tvch_top_menu); if (f != null) ((VodTvchTopMenu) f).setTitle(title); saveTitle(currentDepth, title); } public void setTitle() { if (isSkipTitle) { String title = getTitle(--currentDepth); Fragment f = getActivity().getSupportFragmentManager() .findFragmentById(R.id.fragment_vod_tvch_top_menu); if (f != null) ((VodTvchTopMenu) f).setTitle(title); } else { isSkipTitle = false; } } public void saveTitle(int key, String title) { mMapTitle.put(key, title); } public String getTitle(int key) { return mMapTitle.get(key); } public void clearCurrentDepth() { currentDepth = 1; mMapTitle.clear(); } public SlidingMenu getSlidingMenu() { return mSlidingMenu; } @Override public void onSidebarOpenedStart() { // ?? category clear... clearSelectedAll(); // listview? getChildAt()? ? view . // ? null? . View selectedItem = mCategory.getChildAt(selectedCategory); if (selectedItem != null) selectedItem.setSelected(true); //mCategory.performItemClick(mCategory.getChildAt(selectedCategory), selectedCategory, mCategory.getAdapter().getItemId(selectedCategory)); } @Override public void onSidebarOpenedEnd() { // TODO Auto-generated method stub } @Override public void onSidebarClosedStart() { if (isSidebarItemClick) { { Fragment f = getActivity().getSupportFragmentManager().findFragmentById(R.id.loading_data_panel); if (f != null) getActivity().getSupportFragmentManager().beginTransaction().remove(f).commit(); } // ------------------------------------ // ? bottom menu? depth level // onSidebarClosedEnd() > loadingDataForSidrebar()?? ? ... // ------------------------------------ Fragment f = getActivity().getSupportFragmentManager().findFragmentById(R.id.fragment_rc_bottom_menu); if (f != null) ((RcBottomMenu) f).setDepthLevelClear(); // set 1 depth } } @Override public void onSidebarClosedEnd() { mCategoryCover.setVisibility(View.GONE); // --------------- // data loading // --------------- if (isSidebarItemClick) loadingDataForSidrebar(); isSidebarItemClick = false; } @Override public boolean onContentTouchedWhenOpening() { // TODO Auto-generated method stub return false; } @Override public void onClick(View v) { // TODO Auto-generated method stub } OnBackStackChangedListener mRemoveOnBackStackChangedListener = new OnBackStackChangedListener() { @Override public void onBackStackChanged() { int i = getActivity().getSupportFragmentManager().getBackStackEntryCount(); BackStackEntry tt = getActivity().getSupportFragmentManager().getBackStackEntryAt(i - 1); int checkedId = tt.getBreadCrumbTitleRes(); } }; OnBackStackChangedListener mAddOnBackStackChangedListener = new OnBackStackChangedListener() { @Override public void onBackStackChanged() { //int i = getActivity().getSupportFragmentManager().getBackStackEntryCount(); //BackStackEntry tt = getSupportFragmentManager().getBackStackEntryAt(i - 1); //int checkedId = tt.getBreadCrumbTitleRes(); } }; }