Java tutorial
/* * Copyright (C) 2014 The Android Open Source Project * * 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 net.quduo.pixel.interfaces.android.fragment; import android.content.Intent; import android.graphics.drawable.ColorDrawable; import android.os.Bundle; import android.support.v4.app.Fragment; import android.util.Log; import android.view.Gravity; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.AdapterView; import android.widget.BaseAdapter; import android.widget.ListView; import android.widget.PopupWindow; import android.widget.TextView; import net.quduo.pixel.BuildConfig; import net.quduo.pixel.R; import net.quduo.pixel.interfaces.android.activity.ChatFormActivity; import net.quduo.pixel.interfaces.android.common.ChatListAdapter; import net.quduo.pixel.interfaces.android.model.ChatListDataModel; import java.util.ArrayList; import java.util.HashMap; import java.util.List; /** * ChatFragment * * @author hongquanli <hongquanli@qq.com> * @version 1.0 2015-01-13 17:6:02 */ public class ChatFragment extends Fragment { private static final String TAG = ChatFragment.class.getName(); private static final boolean DEBUG = BuildConfig.DEBUG; private LayoutInflater inflater; private ListView mChatListView; private ChatListAdapter mChatListAdapter; List<ChatListDataModel> mSourceDataList; @Override public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { this.inflater = inflater; View v = inflater.inflate(R.layout.fragment_chat, container, false); mChatListView = (ListView) v.findViewById(R.id.chat_list_view); // TODO: ? mSourceDataList = new ArrayList<ChatListDataModel>(); ChatListDataModel sourceData = new ChatListDataModel(); sourceData.setChatAvatar(R.drawable.default_contact_action_01); sourceData.setChatTitle("?"); sourceData.setChatSummary(":?, ..."); mSourceDataList.add(sourceData); ChatListDataModel sourceData1 = new ChatListDataModel(); sourceData1.setChatAvatar(R.drawable.default_contact_action_04); sourceData1.setChatTitle(""); sourceData1.setChatSummary("?"); mSourceDataList.add(sourceData1); ChatListDataModel sourceData2 = new ChatListDataModel(); sourceData2.setChatAvatar(R.drawable.default_contact_action_03); sourceData2.setChatTitle(""); sourceData2.setChatSummary("?..."); mSourceDataList.add(sourceData2); ChatListDataModel sourceData3 = new ChatListDataModel(); sourceData3.setChatAvatar(R.drawable.default_contact_action_02); sourceData3.setChatTitle(""); sourceData3.setChatSummary("?"); mSourceDataList.add(sourceData3); // TODO ContextMenu final ArrayList<HashMap<String, Object>> mPopupWindowListItem = new ArrayList<HashMap<String, Object>>(); HashMap<String, Object> map1 = new HashMap<String, Object>(); // map1.put("item_image", R.drawable.icon_message); map1.put("item_icon", R.string.icon_chat_add_group); // map1.put("item_text", "" + i + ""); map1.put("item_title", "??"); mPopupWindowListItem.add(map1); HashMap<String, Object> map2 = new HashMap<String, Object>(); // map2.put("item_image", R.drawable.icon_message); map2.put("item_icon", R.string.icon_chat_add_group); // map2.put("item_text", "" + i + ""); map2.put("item_title", ""); mPopupWindowListItem.add(map2); mChatListAdapter = new ChatListAdapter(this.getActivity(), mSourceDataList); mChatListView.setAdapter(mChatListAdapter); mChatListView.setOnItemClickListener(new AdapterView.OnItemClickListener() { @Override public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) { if (DEBUG) Log.d(TAG, mSourceDataList.get(i).getChatTitle()); Intent intent = new Intent(getActivity(), ChatFormActivity.class); getActivity().startActivity(intent); getActivity().finish(); // ? getActivity().overridePendingTransition(R.anim.activity_open_enter, R.anim.activity_close_exit); } }); mChatListView.setOnItemLongClickListener(new AdapterView.OnItemLongClickListener() { @Override public boolean onItemLongClick(AdapterView<?> adapterView, View v, int i, long l) { if (DEBUG) Log.d(TAG, mSourceDataList.get(i).getChatTitle()); // ?? View contextMenuView = inflater.inflate(R.layout.layout_common_context_menu, null); // PopupWindow final PopupWindow popupWindow = new PopupWindow(contextMenuView, ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT, false); // ??? // new ColorDrawable(0) getResources().getDrawable(R.drawable.popup_window_background) popupWindow.setBackgroundDrawable(new ColorDrawable(0x90000000)); // ?? // popupWindow.setOutsideTouchable(true); // ?? popupWindow.setFocusable(true); // ? // popupWindow.setAnimationStyle(R.style.PopupAnimation); // ? // popupWindow.setOnDismissListenerd(new PopupWindow.OnDismissListener(){}); /* // PopupWindow,PopupWindow popupWindow.setTouchInterceptor(new View.OnTouchListener() { @Override public boolean onTouch(View v, MotionEvent event) { if (event.getAction() == MotionEvent.ACTION_OUTSIDE) { popupWindow.dismiss(); return true; } return false; } }); */ popupWindow.getContentView().setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { popupWindow.dismiss(); } }); if (popupWindow.isShowing()) { // ??????????? popupWindow.dismiss(); } else { // SimpleAdapter mSimpleAdapter = new SimpleAdapter(getApplicationContext(), mPopupWindowListItem, R.layout.main_popup_menu_item, new String[]{"item_icon", "item_title"}, new int[]{R.id.popup_menu_item_icon, R.id.popup_menu_item_title}); BaseAdapter mSimpleAdapter = new BaseAdapter() { @Override public int getCount() { return mPopupWindowListItem.size(); } @Override public Object getItem(int i) { return null; } @Override public long getItemId(int i) { return 0; } @Override public View getView(int position, View convertView, ViewGroup parent) { if (convertView == null) { LayoutInflater inflater = LayoutInflater.from(getActivity()); convertView = inflater.inflate(R.layout.list_item_common_context_menu, parent, false); } // TextView popupMenuItemIcon = (TextView) convertView.findViewById(R.id.popup_menu_item_icon); // if (DEBUG) Log.d(TAG, "item_icon:" + mPopupWindowListItem.get(position).get("item_icon")); // popupMenuItemIcon.setTypeface(typeface); // if (popupMenuItemIcon.getTypeface() != typeface) { // popupMenuItemIcon.setTypeface(typeface); // } // popupMenuItemIcon.setText(Integer.valueOf(mPopupWindowListItem.get(position).get("item_icon").toString())); TextView popupMenuItemTitle = (TextView) convertView .findViewById(R.id.context_menu_action_text_view); popupMenuItemTitle .setText(mPopupWindowListItem.get(position).get("item_title").toString()); return convertView; } }; TextView contextMenuTitle = (TextView) contextMenuView.findViewById(R.id.context_menu_title); contextMenuTitle.setText(mSourceDataList.get(i).getChatTitle()); ListView mPopupMenuListView = (ListView) contextMenuView .findViewById(R.id.context_menu_list_view); mPopupMenuListView.setAdapter(mSimpleAdapter); // ? // PopupWindow??View?x,y????? // popupWindow.showAsDropDown(v, -460, 0); // ?View?,?parent????-90 // Gravity.TOP|Gravity.LEFT, 0, 150 popupWindow.showAtLocation(v, Gravity.CENTER, 0, 0); popupWindow.update(); } return true; } }); // mChatListView.setOnItemSelectedListener(); // #ContextMenu // this.unregisterForContextMenu(mChatListView); // mChatListView.setOnCreateContextMenuListener(null); // this.registerForContextMenu(mChatListView); return v; } /* // #ContextMenu @Override public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) { super.onCreateContextMenu(menu, v, menuInfo); // set context menu title // menu.setHeaderTitle("?"); menu.setHeaderView(inflater.inflate(R.layout.list_item_contact, null)); // add context menu item // MenuInflater inflater = getActivity().getMenuInflater(); // inflater.inflate(R.menu.menu_global, menu); // MENU_MSG_EDIT MENU_MSG_COPY MENU_MSG_DELETE MENU_MSG_MOVE menu.add(0, 1, Menu.NONE, "??"); menu.add(0, 2, Menu.NONE, "??"); menu.add(0, 3, Menu.NONE, "???"); menu.add(0, 4, Menu.NONE, ""); } @Override public boolean onContextItemSelected(MenuItem item) { // ?item? AdapterView.AdapterContextMenuInfo menuInfo = (AdapterView.AdapterContextMenuInfo) item.getMenuInfo(); if (DEBUG) Log.d(TAG, "Context item seleted ID:" + menuInfo.id); switch (item.getItemId()) { case 1: // do something break; case 2: // do something break; case 3: // do something break; case 4: // do something int pos = (int) mChatListAdapter.getItemId(menuInfo.position); if (mSourceDataList.remove(pos) != null) { // System.out.println("success"); } else { // System.out.println("failed"); } mChatListAdapter.notifyDataSetChanged(); break; default: return super.onContextItemSelected(item); } return true; } */ /* // set drop down listener mChatListView.setOnDropDownListener(new DragDropListView.OnDropDownListener() { @Override public void onDropDown() { new GetDataTask(true).execute(); } }); // set on bottom listener mChatListView.setOnBottomListener(new View.OnClickListener() { @Override public void onClick(View v) { new GetDataTask(false).execute(); } }); private class GetDataTask extends AsyncTask<Void, Void, List<ChatListDataModel>> { private boolean isDropDown; public GetDataTask(boolean isDropDown) { this.isDropDown = isDropDown; } @Override protected List<ChatListDataModel> doInBackground(Void... params) { try { Thread.sleep(1000); } catch (InterruptedException e) { ; } return mSourceDataList; } @Override protected void onPostExecute(List<ChatListDataModel> result) { if (isDropDown) { // listItems.addFirst("Added after drop down"); mChatListAdapter.notifyDataSetChanged(); // should call onDropDownComplete function of DropDownListView at end of drop down complete. SimpleDateFormat dateFormat = new SimpleDateFormat("MM-dd HH:mm:ss"); mChatListView.onDropDownComplete(dateFormat.format(new Date())); } else { // moreDataCount++; // listItems.add("Added after on bottom"); ChatListDataModel sourceData = new ChatListDataModel(); sourceData.setChatAvatar(R.drawable.default_contact_action_03); sourceData.setChatTitle("0"); sourceData.setChatSummary("?..."); mSourceDataList.add(sourceData); mChatListAdapter.notifyDataSetChanged(); // if (moreDataCount >= MORE_DATA_MAX_COUNT) { // mChatListView.setHasMore(false); // } mChatListView.setHasMore(false); // should call onBottomComplete function of DragDropListView at end of on bottom complete. mChatListView.onBottomComplete(); } super.onPostExecute(result); } } */ }