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package com.hyperling.carbupbeta;
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import android.content.Context;
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import android.database.Cursor;
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import android.database.SQLException;
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import android.database.sqlite.SQLiteDatabase;
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import android.database.sqlite.SQLiteOpenHelper;
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import java.util.ArrayList;
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/**
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* Created by usb on 12/24/14.
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*/
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// Database And ListItem Helper
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public class DALIH extends SQLiteOpenHelper{
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public final boolean DEBUG = false;
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// SQL objects
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private static final String DB_NAME = "CARBUP.db";
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private static final String list_table = "list"; // Saved List Table name (EX: 01, Schnuck's beans)
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private static final String item_table = "item"; // Saved Item Table name (EG: 01, red beans, 70 carbs, 200 calories, etc)
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private static final String setting_table = "settings";
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private static final String list_id_col = "list_id";
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private static final String list_name_col = "list_name";
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private static final String item_id_col = "item_id";
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private static final String item_name_col = "item_name";
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private static final String item_cost_col = "cost";
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private static final String item_servings_col = "servings";
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private static final String item_calories_col = "calories";
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private static final String item_carbs_col = "carbs";
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private static final String item_fiber_col = "fiber";
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private static final String item_list_id_col = list_id_col;
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private static final String setting_last_list_col = "last_list";
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private static final String setting_last_item_col = "last_item";
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private static final String setting_ads_enabled_col = "ads_enabled";
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private static final String setting_quick_load_col = "quick_load";
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private static final String setting_open_tab_col = "open_tab";
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private static final int settings_total = 5;
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private static final int setting_last_list_index = 0;
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private static final int setting_last_item_index = 1;
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private static final int setting_ads_enabled_index = 2;
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private static final int setting_quick_load_index = 3;
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private static final int setting_open_tab_index = 4;
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private static final int setting_last_list_default = -1;
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private static final int setting_last_item_default = -1;
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private static final int setting_ads_enabled_default = 1;
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private static final int setting_quick_load_default = 0;
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private static final int setting_open_tab_default = 1;
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private static final String CREATESLTABLE = "CREATE TABLE " + list_table + "(" +
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list_id_col + " INTEGER PRIMARY KEY AUTOINCREMENT, " +
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list_name_col + " TEXT NOT NULL" +
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"); ";
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private static final String CREATESITABLE = "" +
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"CREATE TABLE " + item_table + "( " +
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item_id_col + " INTEGER PRIMARY KEY AUTOINCREMENT, " +
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item_name_col + " TEXT NOT NULL, " +
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item_cost_col + " REAL NOT NULL, " +
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item_servings_col + " REAL NOT NULL, " +
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item_calories_col + " REAL NOT NULL, " +
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item_carbs_col + " REAL NOT NULL, " +
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item_fiber_col + " REAL DEFAULT 0, " +
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item_list_id_col + " INTEGER NOT NULL, " +
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"FOREIGN KEY (" + item_list_id_col + ") REFERENCES " + list_table + "(" + list_id_col + ") ON DELETE CASCADE" +
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"); ";
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private static final String CREATESETTINGTABLE = "" +
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"CREATE TABLE " + setting_table + "( " +
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" " + setting_last_list_col + " INTEGER NOT NULL, " +
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" " + setting_last_item_col + " INTEGER NOT NULL, " +
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" " + setting_ads_enabled_col + " INTEGER NOT NULL, " +
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" " + setting_quick_load_col + " INTEGER NOT NULL, " +
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" " + setting_open_tab_col + " INTEGER NOT NULL " +
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"); ";
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SQLiteDatabase db;
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public DALIH(Context context){
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//4, add fiber column to list_item
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super(context, DB_NAME, null, 4);
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return;
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}
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// Open the database
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public void open() throws SQLException{
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if (DEBUG) System.out.println("Opening DB");
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db = getWritableDatabase();
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return;
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}
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// Close the database
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public void close(){
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if (DEBUG) System.out.println("Closing DB");
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super.close();
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return;
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}
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// Insert a ListItem into the DB
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public void insertItem(ListItemInfo listItem){
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if (DEBUG) System.out.println("Inserting item: " + listItem.getID() + " " + listItem.getName());
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String query = "" +
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"INSERT INTO "+item_table+"("+item_name_col+", "+item_cost_col+", "+item_calories_col+", " +
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" "+item_carbs_col+", "+item_servings_col+", "+item_list_id_col+", " +
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" "+item_fiber_col+") " +
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"VALUES(\""+listItem.getName()+"\", "+listItem.getCost()+", "+listItem.getCalories()+", " +
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" "+listItem.getCarbs()+", "+listItem.getServings()+", "+listItem.getListID() + ", " +
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" "+listItem.getFiber()+"); ";
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doQuery(query);
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return;
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}
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public void updateItem(ListItemInfo listItem){
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if (DEBUG) System.out.println("Updating item: " + listItem.getID() + " " + listItem.getName());
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String query = "" +
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"UPDATE "+item_table+" " +
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" SET "+item_name_col+" = \""+listItem.getName()+"\", " +
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" "+item_cost_col+" = "+listItem.getCost()+", " +
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" "+item_calories_col+" = "+listItem.getCalories()+", " +
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" "+item_carbs_col+" = "+listItem.getCarbs()+", " +
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" "+item_servings_col+" = "+listItem.getServings()+", " +
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" "+item_fiber_col+" = "+listItem.getFiber()+", " +
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" "+item_list_id_col+" = "+listItem.getListID()+" " +
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" WHERE "+item_id_col+" = "+listItem.getID() + "; ";
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doQuery(query);
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return;
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}
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// Remove a ListItem from the DB
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public void deleteItem(ListItemInfo listItem){
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if (DEBUG) System.out.println("Deleting item: " + listItem.getID() + " " + listItem.getName());
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String query = "" +
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"DELETE FROM "+item_table+" " +
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" WHERE "+item_id_col+" = "+listItem.getID() + "; ";
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doQuery(query);
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return;
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}
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// This method will give tab2 current List's items to sort through
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public ArrayList<ListItemInfo> getItems(int list_id){
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ArrayList<ListItemInfo> items = new ArrayList<ListItemInfo>();
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String query = "" +
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"SELECT "+item_id_col+", " +
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" "+item_name_col+", " +
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" "+item_cost_col+", " +
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" "+item_servings_col+", " +
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" "+item_calories_col+", " +
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" "+item_carbs_col+", " +
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" "+item_fiber_col+", " +
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" "+item_list_id_col+" " +
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" FROM "+item_table+" " +
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" WHERE "+item_list_id_col+" = "+list_id+"; ";
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if (DEBUG) System.out.println("Getting all items\n" + query);
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Cursor c = db.rawQuery(query, null);
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if (DEBUG) System.out.println("Cursor size: " + c.getCount());
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c.moveToFirst();
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while(!c.isAfterLast()){
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ListItemInfo temp = new ListItemInfo();
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temp.setID(c.getInt(0));
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temp.setName(c.getString(1));
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temp.setCost(c.getDouble(2));
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temp.setServings(c.getDouble(3));
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temp.setCalories(c.getDouble(4));
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temp.setCarbs(c.getDouble(5));
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temp.setFiber(c.getDouble(6));
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temp.setListID(c.getInt(7));
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items.add(temp);
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c.moveToNext();
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}
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c.close();
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return items;
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}
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public void insertList(ListInfo list){
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if (DEBUG) System.out.println("Inserting list: " + list.getID() + " " + list.getName());
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String query = "" +
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"INSERT INTO "+list_table+"("+list_name_col+") " +
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"VALUES(\""+list.getName()+"\"); ";
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doQuery(query);
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return;
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}
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public void updateList(ListInfo list){
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if (DEBUG) System.out.println("Updating list: " + list.getID() + " " + list.getName());
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String query = "" +
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"UPDATE "+list_table+" " +
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" SET "+list_name_col+" = \""+list.getName()+"\" " +
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" WHERE "+list_id_col+" = "+list.getID()+"; ";
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doQuery(query);
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return;
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}
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public void deleteList(ListInfo list){
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if (DEBUG) System.out.println("Deleting list: " + list.getID() + " " + list.getName());
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String query = "" +
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"DELETE FROM "+list_table+" " +
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" WHERE "+list_id_col+" = "+list.getID()+"; ";
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doQuery(query);
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return;
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}
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public ArrayList<ListInfo> getLists(){
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// Return ALL lists in an ArrayList
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ArrayList<ListInfo> lists = new ArrayList<ListInfo>();
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String query = "" +
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"SELECT "+list_id_col+", " +
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" "+list_name_col+" " +
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" FROM "+list_table+"; ";
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if (DEBUG) System.out.println("Getting all lists\n" + query);
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Cursor c = db.rawQuery(query, null);
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if (DEBUG) System.out.println("Cursor size: " + c.getCount());
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c.moveToFirst();
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while(!c.isAfterLast()){
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ListInfo temp = new ListInfo();
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temp.setID(c.getInt(0));
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temp.setName(c.getString(1));
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lists.add(temp);
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c.moveToNext();
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}
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c.close();
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return lists;
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}
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private void setSettings(int[] settings){
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if (DEBUG) System.out.println("Setting settings");
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int last_list = settings[getLastListIndex()];
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int last_item = settings[getLastItemIndex()];
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int ads_enabled = settings[getAdsEnabledIndex()];
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int quick_load = settings[getQuickLoadIndex()];
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int open_tab = settings[getOpenTabIndex()];
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String query = "" +
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"UPDATE "+setting_table+"" +
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" SET "+setting_last_list_col+" = "+last_list+", " +
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" "+setting_last_item_col+" = "+last_item+", " +
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" "+setting_ads_enabled_col+" = "+ads_enabled+", " +
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" "+setting_quick_load_col+" = "+quick_load+", " +
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" "+setting_open_tab_col+" = "+open_tab+"; ";
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doQuery(query);
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return;
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}
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private int[] getSettings(){
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if (DEBUG) System.out.println("Getting settings");
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String query = "" +
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"SELECT "+setting_last_list_col+", " +
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" "+setting_last_item_col+", " +
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" "+setting_ads_enabled_col+", " +
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" "+setting_quick_load_col+", " +
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" "+setting_open_tab_col+" " +
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" FROM "+setting_table+"; ";
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int[] settings = null;
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Cursor c = db.rawQuery(query, null);
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if (DEBUG) System.out.println("Cursor size: " + c.getCount());
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if (c.getCount() == 0){
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setDefaults();
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settings = new int[settings_total];
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settings[getLastListIndex()] = setting_last_list_default;
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settings[getLastItemIndex()] = setting_last_item_default;
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settings[getAdsEnabledIndex()] = setting_ads_enabled_default;
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settings[getQuickLoadIndex()] = setting_quick_load_default;
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settings[getOpenTabIndex()] = setting_open_tab_default;
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}
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else {
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if (DEBUG) System.out.println("Reading settings\n" + query);
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c.moveToFirst();
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while (!c.isAfterLast()) {
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settings = new int[settings_total];
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settings[getLastListIndex()] = c.getInt(0);
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settings[getLastItemIndex()] = c.getInt(1);
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settings[getAdsEnabledIndex()] = c.getInt(2);
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settings[getQuickLoadIndex()] = c.getInt(3);
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settings[getOpenTabIndex()] = c.getInt(4);
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c.moveToNext();
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}
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}
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c.close();
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return settings;
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}
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private void setDefaults(){
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if (DEBUG) System.out.println("Setting default settings");
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String query = "" +
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"INSERT INTO " + setting_table + "("+setting_last_list_col+", "+setting_last_item_col+", " +
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" "+setting_ads_enabled_col+", "+setting_quick_load_col+", " +
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" "+setting_open_tab_col+") " +
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"VALUES("+setting_last_list_default+", "+setting_last_item_default+", " +
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" "+setting_ads_enabled_default+", "+setting_quick_load_default+", " +
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" "+setting_open_tab_default+"); ";
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doQuery(query);
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return;
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}
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private int getLastListIndex(){
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if (DEBUG) System.out.println("Getting last list index");
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return setting_last_list_index;
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}
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private int getLastItemIndex(){
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if (DEBUG) System.out.println("Getting last item index");
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return setting_last_item_index;
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}
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private int getAdsEnabledIndex(){
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if (DEBUG) System.out.println("Getting ads enabled index");
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return setting_ads_enabled_index;
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}
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private int getQuickLoadIndex(){
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if (DEBUG) System.out.println("Getting quick load index");
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return setting_quick_load_index;
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}
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private int getOpenTabIndex(){
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if (DEBUG) System.out.println("Getting open tab index");
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return setting_open_tab_index;
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}
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public int getLastList(){
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if (DEBUG) System.out.println("Getting last list");
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int[] settings = getSettings();
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return settings[getLastListIndex()];
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}
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public void setLastList(int lastList){
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if (DEBUG) System.out.println("Setting last list to " + lastList);
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int[] settings = getSettings();
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settings[getLastListIndex()] = lastList;
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setSettings(settings);
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return;
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}
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public void setLastList(){
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if (DEBUG) System.out.println("Setting last list to default, " + setting_last_list_default);
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int[] settings = getSettings();
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settings[getLastListIndex()] = setting_last_list_default;
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setSettings(settings);
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return;
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}
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public int getLastItem(){
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if (DEBUG) System.out.println("Getting last item");
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int[] settings = getSettings();
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return settings[getLastItemIndex()];
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}
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public void setLastItem(int lastItem){
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if (DEBUG) System.out.println("Setting last item to " + lastItem);
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int[] settings = getSettings();
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settings[getLastItemIndex()] = lastItem;
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setSettings(settings);
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return;
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}
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public void setLastItem(){
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if (DEBUG) System.out.println("Setting last item to default, " + setting_last_item_default);
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int[] settings = getSettings();
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settings[getLastItemIndex()] = setting_last_item_default;
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setSettings(settings);
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return;
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}
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public boolean getAdsEnabled(){
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if (DEBUG) System.out.println("Getting ads enabled");
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int[] settings = getSettings();
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return (settings[getAdsEnabledIndex()] > 0);
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}
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public void setAdsEnabled(boolean adsEnabled){
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if (DEBUG) System.out.println("Setting ads enabled to " + adsEnabled);
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int[] settings = getSettings();
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int setting;
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if (adsEnabled){
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setting = 1;
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}
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else{
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setting = 0;
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}
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settings[getAdsEnabledIndex()] = setting;
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setSettings(settings);
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return;
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}
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public boolean getQuickLoad(){
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if (DEBUG) System.out.println("Getting quick load");
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int[] settings = getSettings();
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return (settings[getQuickLoadIndex()] > 0);
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}
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public void setQuickLoad(boolean quickLoad){
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if (DEBUG) System.out.println("Setting quick load to " + quickLoad);
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int[] settings = getSettings();
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int setting;
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if (quickLoad){
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setting = 1;
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}
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else{
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setting = 0;
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}
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settings[getQuickLoadIndex()] = setting;
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setSettings(settings);
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return;
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}
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public int getOpenTab(){
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if (DEBUG) System.out.println("Getting quick load");
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int[] settings = getSettings();
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return settings[getOpenTabIndex()];
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}
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|
||||
public void setOpenTab(int tab){
|
||||
if (DEBUG) System.out.println("Setting open tab to " + tab);
|
||||
|
||||
int[] settings = getSettings();
|
||||
|
||||
settings[getOpenTabIndex()] = tab;
|
||||
|
||||
setSettings(settings);
|
||||
return;
|
||||
}
|
||||
|
||||
private void doQuery(String query){
|
||||
if (DEBUG) System.out.println("Executing SQL:\n" + query);
|
||||
|
||||
db.execSQL(query);
|
||||
return;
|
||||
}
|
||||
|
||||
public String filterString(String input){
|
||||
if (DEBUG) System.out.println("Filtering string: " + input);
|
||||
String output = input.trim().replace("\"","").replace("\n", "").replace("\b", "").replace("\t", "");
|
||||
while(output.contains(" ")){
|
||||
if (DEBUG) System.out.println("In the space killer loop: " + output);
|
||||
output = output.replace(" ", " ");
|
||||
}
|
||||
return output;
|
||||
}
|
||||
|
||||
private void printDML(){
|
||||
System.out.println();
|
||||
System.out.println(CREATESLTABLE);
|
||||
System.out.println();
|
||||
System.out.println(CREATESITABLE);
|
||||
System.out.println();
|
||||
System.out.println(CREATESETTINGTABLE);
|
||||
System.out.println();
|
||||
return;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onCreate(SQLiteDatabase database) {
|
||||
if (DEBUG){
|
||||
System.out.println("Creating the DB");
|
||||
printDML();
|
||||
}
|
||||
|
||||
database.execSQL(CREATESLTABLE);
|
||||
database.execSQL(CREATESITABLE);
|
||||
database.execSQL(CREATESETTINGTABLE);
|
||||
return;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onUpgrade(SQLiteDatabase database, int oldVersion, int newVersion) {
|
||||
if (DEBUG) System.out.println("Upgrading the DB");
|
||||
|
||||
switch(oldVersion){
|
||||
case 2:
|
||||
if (DEBUG) System.out.println("UPGRADING TO DBv3");
|
||||
String DBv3 = "" +
|
||||
" ALTER TABLE "+setting_table+" " +
|
||||
" ADD "+setting_open_tab_col+" INTEGER; " +
|
||||
"" +
|
||||
"UPDATE TABLE "+setting_table+" " +
|
||||
" SET "+setting_open_tab_col+" = "+setting_open_tab_default+"; " +
|
||||
"" +
|
||||
" ALTER TABLE "+setting_table+" " +
|
||||
" ALTER COLUMN "+setting_open_tab_col+" INTEGER NOT NULL; ";
|
||||
database.execSQL(DBv3);
|
||||
case 3:
|
||||
if (DEBUG) System.out.println("UPGRADING TO DBv4");
|
||||
String DBv4 = "" +
|
||||
" ALTER TABLE "+item_table+" " +
|
||||
" ADD "+item_fiber_col+" REAL DEFAULT 0; ";
|
||||
database.execSQL(DBv4);
|
||||
|
||||
}
|
||||
return;
|
||||
}
|
||||
}
|
||||
Reference in new issue
Block a user