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// Fragment_List package com.mk4droid.IMC_Activities; // www. j a v a 2 s. c o m import java.util.ArrayList; import java.util.Locale; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.content.SharedPreferences; import android.content.res.Configuration; import android.content.res.Resources; import android.graphics.Color; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.preference.PreferenceManager; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentTransaction; import android.util.DisplayMetrics; import android.view.InflateException; import android.view.LayoutInflater; import android.view.View; import android.view.View.OnClickListener; import android.view.ViewGroup; import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.Button; import android.widget.LinearLayout; import android.widget.ListView; import com.mk4droid.IMC_Constructors.Issue; import com.mk4droid.IMC_Constructors.IssueListItem; import com.mk4droid.IMC_Core.Issues_ListAdapter; import com.mk4droid.IMC_Services.InternetConnCheck; import com.mk4droid.IMC_Services.Service_Data; import com.mk4droid.IMC_Store.Constants_API; import com.mk4droid.IMCity_PackDemo.R; /** * Show a list containing all issues (Filtered) * * @copyright Copyright (C) 2012 - 2013 Information Technology Institute ITI-CERTH. All rights reserved. * @license GNU Affero General Public License version 3 or later; see LICENSE.txt * @author Dimitrios Ververidis for the Multimedia Group (http://mklab.iti.gr). * */ public class Fragment_List extends Fragment { /** Resources of current fragment */ public static Resources resources; /** Issues listview object */ public static ListView lvIssues; /** The fragment view of the list */ public static View vFragment_List; /** The list fragment */ public static Fragment mFragment_List; /** The issue details fragment to call class */ public static Fragment_Issue_Details newFrag_Issue_Details; //-- Private ------------ static Context ctx; ListView lv; String LangSTR; String UserID_STR = ""; Button btListMyIss, btListAllIss; int UserID = -1; static boolean MyIssuesSW; boolean ClosedSW = true, OpenSW = true, AckSW = true; ArrayList<IssueListItem> list_data; Issues_ListAdapter adapterIssues; SharedPreferences mshPrefs; static LinearLayout ll_listissues_MyIssues; Handler handlerBroadcastRefresh; // Handler for refreshing data BroadcastReceiver mReceiverDataChanged; boolean isReg_mReceiverDataChanged = false; Handler handlerBroadcastListRefresh; IntentFilter intentFilter; //================ onCreate ====================== /** Create the list of issues */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); mshPrefs = PreferenceManager.getDefaultSharedPreferences(getActivity()); resources = setResources(); } /** on destroy this fragment view */ @Override public void onDestroyView() { if (Service_Data.dbHandler.db.isOpen()) Service_Data.dbHandler.db.close(); if (isReg_mReceiverDataChanged){ ctx.unregisterReceiver(mReceiverDataChanged); isReg_mReceiverDataChanged = false; } super.onDestroyView(); } /** on create this fragment view */ @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { FActivity_TabHost.IndexGroup = 1; if (vFragment_List != null) { ViewGroup parent = (ViewGroup) vFragment_List.getParent(); if (parent != null) parent.removeView(vFragment_List); } try { if (vFragment_List == null) vFragment_List = inflater.inflate(R.layout.fragment_list, container, false); } catch (InflateException e) { /* map is already there, just return view as it is */ } mFragment_List = this; ctx = mFragment_List.getActivity(); lvIssues = (ListView)vFragment_List.findViewById(R.id.lvIssues); //--------------- Receiver for Data change ------------ HandlersAndReceivers(); resources = setResources(); handlerBroadcastListRefresh.sendMessage(new Message()); //---------- Buttons ----------- ll_listissues_MyIssues = (LinearLayout) vFragment_List.findViewById(R.id.ll_listissues_MyIssues); btListMyIss = (Button) vFragment_List.findViewById(R.id.bt_listissues_MyIssues); btListAllIss = (Button) vFragment_List.findViewById(R.id.bt_listissues_AllIssues); // onclick listeners btListMyIss.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { SetComplementaryButtons(); } }); btListAllIss.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { SetComplementaryButtons(); } }); //----------------------- if (Fragment_Issue_Details.mfrag_issue_details!=null) if ( Fragment_Issue_Details.mfrag_issue_details.isVisible() ) getChildFragmentManager().beginTransaction().hide(mFragment_List).commit(); return vFragment_List; } /* ==== Set button colors =========== */ private void SetComplementaryButtons(){ if (MyIssuesSW) MyIssuesSW = false; else MyIssuesSW = true; handlerBroadcastListRefresh.sendMessage(new Message()); savePreferences("MyIssuesSW", MyIssuesSW, "boolean"); if (MyIssuesSW){ // _-1 btListMyIss.setCompoundDrawablesWithIntrinsicBounds( resources.getDrawable(R.drawable.my_issues_icon_white32) , null, null, null); btListMyIss.setBackgroundDrawable(resources.getDrawable(R.drawable.bt_custom_click_orange)); btListMyIss.setTextColor(Color.WHITE); btListMyIss.setClickable(false); // 0-_ btListAllIss.setCompoundDrawablesWithIntrinsicBounds( resources.getDrawable(R.drawable.all_issues_icon_gray32) , null, null, null); btListAllIss.setBackgroundDrawable( resources.getDrawable(android.R.drawable.btn_default)); btListAllIss.setTextColor(Color.BLACK); btListAllIss.setClickable(true); }else{ // _-0 btListMyIss.setCompoundDrawablesWithIntrinsicBounds( resources.getDrawable(R.drawable.my_issues_icon_gray32) , null, null, null); btListMyIss.setBackgroundDrawable( resources.getDrawable(android.R.drawable.btn_default)); btListMyIss.setTextColor(Color.BLACK); btListMyIss.setClickable(true); // 1-_ btListAllIss.setCompoundDrawablesWithIntrinsicBounds( resources.getDrawable(R.drawable.all_issues_icon_white32) , null, null, null); btListAllIss.setBackgroundDrawable(resources.getDrawable(R.drawable.bt_custom_click_orange)); btListAllIss.setTextColor(Color.WHITE); btListAllIss.setClickable(false); } } /* * ========= List initialization ========== * * */ private void InitList(){ //== Initialization of List == list_data = new ArrayList<IssueListItem>(); // Add each issue to the list -------- int NIssues = 0; if (Service_Data.mIssueL!=null) NIssues = Service_Data.mIssueL.size(); for (int i= 0; i< NIssues; i++){ for (int j=0; j< Service_Data.mCategL.size(); j++){ //------ iterate to find category of issue and icon to display if ( (Service_Data.mIssueL.get(i)._currentstatus == 1 && OpenSW) || (Service_Data.mIssueL.get(i)._currentstatus == 2 && AckSW) || (Service_Data.mIssueL.get(i)._currentstatus == 3 && ClosedSW)){ if (Service_Data.mIssueL.get(i)._catid == Service_Data.mCategL.get(j)._id ){ if (Service_Data.mCategL.get(j)._visible==1){ // Filters for Visibility if (MyIssuesSW && Service_Data.mIssueL.get(i)._userid != UserID) continue; Issue mIssue = Service_Data.mIssueL.get(i); list_data.add(new IssueListItem( null, // bm is null mIssue._id, mIssue._title, mIssue._currentstatus, mIssue._address, mIssue._reported, mIssue._votes, mIssue._latitude, mIssue._longitude, mIssue._urlphoto, mIssue)); }}}}} //--- Set Adapter ------------ resources = setResources(); adapterIssues = new Issues_ListAdapter(getActivity(), R.layout.listissues_item, list_data); lvIssues.setAdapter(adapterIssues); //----- Set on Click Listener ------- lvIssues.setOnItemClickListener( new OnItemClickListener() { @Override public void onItemClick(AdapterView<?> parent, android.view.View view, int position, long id) { newFrag_Issue_Details = new Fragment_Issue_Details(); Bundle args = new Bundle(); args.putInt("issueId", Integer.parseInt( list_data.get(position)._id.substring(1) )); newFrag_Issue_Details.setArguments(args); // Add the fragment to the activity, pushing this transaction // on to the back stack. FragmentTransaction ft = getFragmentManager().beginTransaction(); ft.replace(R.id.fl_IssuesList_container, newFrag_Issue_Details,"FTAG_ISSUE_DETAILS_LIST"); ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN); ft.addToBackStack(null); ft.commit(); }} ); } /** on Resume this fragment */ @Override public void onResume() { resources = setResources(); //set initial state if (MyIssuesSW){ btListMyIss.setCompoundDrawablesWithIntrinsicBounds( resources.getDrawable(R.drawable.my_issues_icon_white32) , null, null, null); btListMyIss.setBackgroundDrawable(resources.getDrawable(R.drawable.bt_custom_click_orange)); btListMyIss.setTextColor(Color.WHITE); btListMyIss.setClickable(false); btListAllIss.setCompoundDrawablesWithIntrinsicBounds( resources.getDrawable(R.drawable.all_issues_icon_gray32) , null, null, null); btListAllIss.setBackgroundDrawable(resources.getDrawable(android.R.drawable.btn_default)); btListAllIss.setTextColor(Color.BLACK); btListAllIss.setClickable(true); } else { btListAllIss.setCompoundDrawablesWithIntrinsicBounds( resources.getDrawable(R.drawable.all_issues_icon_white32) , null, null, null); btListAllIss.setBackgroundDrawable(resources.getDrawable(R.drawable.bt_custom_click_orange)); btListAllIss.setTextColor(Color.WHITE); btListAllIss.setClickable(false); btListMyIss.setCompoundDrawablesWithIntrinsicBounds( resources.getDrawable(R.drawable.my_issues_icon_gray32) , null, null, null); btListMyIss.setBackgroundDrawable(resources.getDrawable(android.R.drawable.btn_default)); btListMyIss.setTextColor(Color.BLACK); btListMyIss.setClickable(true); } if (UserID_STR.length() == 0){ ll_listissues_MyIssues.setVisibility(View.GONE); } else { ll_listissues_MyIssues.setVisibility(View.VISIBLE); } if (InternetConnCheck.getInstance(ctx).isOnline(ctx)){ //-------------- Check if distance has changed ------------- int distanceData = mshPrefs.getInt("distanceData", Constants_API.initRange); int distanceDataOLD = mshPrefs.getInt("distanceDataOLD", Constants_API.initRange); //---------- Check if IssuesNo has changed --------- int IssuesNoAR = Integer.parseInt(mshPrefs.getString("IssuesNoAR", "40")); int IssuesNoAROLD = Integer.parseInt(mshPrefs.getString("IssuesNoAROLD", "40")); if (distanceData!=distanceDataOLD){ Message msg = new Message(); msg.arg1 = 2; handlerBroadcastRefresh.sendMessage(msg); } else if (IssuesNoAR!=IssuesNoAROLD){ Message msg = new Message(); msg.arg1 = 3; handlerBroadcastRefresh.sendMessage(msg); } } super.onResume(); } //=========== setResources ================= private Resources setResources(){ LangSTR = mshPrefs.getString("LanguageAR", Constants_API.DefaultLanguage); OpenSW = mshPrefs.getBoolean("OpenSW", true); AckSW = mshPrefs.getBoolean("AckSW", true); ClosedSW = mshPrefs.getBoolean("ClosedSW", true); UserID_STR = mshPrefs.getString("UserID_STR", ""); MyIssuesSW = mshPrefs.getBoolean("MyIssuesSW", false); if (UserID_STR.length()>0) UserID = Integer.parseInt(UserID_STR); else UserID = -1; Configuration conf = getResources().getConfiguration(); conf.locale = new Locale(LangSTR.substring(0, 2)); //----- Convert Greek -> el --------- DisplayMetrics metrics = new DisplayMetrics(); getActivity().getWindowManager().getDefaultDisplay().getMetrics(metrics); return new Resources(getActivity().getAssets(), metrics, conf); } /* ========================== savePreferences ================================= * @param key the name of the preference * @param value the value of the preference * @param type either "Boolean" or "String" */ private void savePreferences(String key, Object value, String type){ SharedPreferences shPrefs = PreferenceManager.getDefaultSharedPreferences(ctx); SharedPreferences.Editor editor = shPrefs.edit(); if (type.equals("String")) editor.putString(key, (String) value); else editor.putBoolean(key, (Boolean) value); editor.commit(); } /* =========================== Handlers and Receivers ============================ */ private void HandlersAndReceivers(){ handlerBroadcastListRefresh = new Handler() // Broadcast 2. DistanceCh 3. IssuesNoCh { public void handleMessage(Message msg) { InitList(); super.handleMessage(msg); } }; // --------- Broadcast that refresh is needed handlerBroadcastRefresh = new Handler() // Broadcast 2. DistanceCh 3. IssuesNoCh { public void handleMessage(Message msg) { if (msg.arg1 == 2) ctx.sendBroadcast(new Intent("android.intent.action.MAIN").putExtra("DistanceChanged", "Indeed")); else if (msg.arg1 == 3) ctx.sendBroadcast(new Intent("android.intent.action.MAIN").putExtra("IssuesNoChanged", "yep")); super.handleMessage(msg); } }; //---------- Upon Data Changed start updating the UI intentFilter = new IntentFilter("android.intent.action.MAIN"); // DataCh mReceiverDataChanged = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { String DataChanged = intent.getStringExtra("DataChanged"); if (DataChanged!=null){ handlerBroadcastListRefresh.sendMessage(new Message()); } } }; if (!isReg_mReceiverDataChanged){ getActivity().registerReceiver(mReceiverDataChanged, intentFilter); isReg_mReceiverDataChanged = true; } } }