<?xml version=”1.0″ encoding=”utf-8″?>
<mx:WindowedApplication xmlns:mx=”http://www.adobe.com/2006/mxml”
layout=”vertical” creationComplete=”init()”
width=”500” height=”400” backgroundColor=”#000000“>
<mx:Script>
<![CDATA[
import mx.controls.Alert;
import mx.collections.ArrayCollection;
import flash.data.*;
private var ob:Array=new Array();
public var mysqlConnection:SQLConnection;
public var _createProdct:SQLStatement;
public var _insertProduct:SQLStatement;
public var _selectProduct:SQLStatement;
private const _counterProduct:int = 1;
private var databaseFile:File =
File.applicationStorageDirectory.resolvePath("data.db");
private const CREATE_PRODUCT_TABLE:String =
"CREATE TABLE product (id INTEGER PRIMARY KEY,name TEXT," +
"department TEXT, title TEXT, description TEXT);"
private var _id:int;
private var _name:String;
private var _department:String;
private var _title:String;
private var _description:String;
private var INSERT_PRODUCT:String;
private const SELECT_PRODUCT:String = "SELECT * FROM product";
public function createDatabase(databaseFile:File, productCount:int):void
{
if ((databaseFile != null) && (databaseFile.exists))
{
databaseFile.deleteFile();
dg1.dataProvider=null;
Alert.show("Database Created Successfully.");
}
if (productCount < 1)
{
productCount = 1;
}
mysqlConnection = new SQLConnection();
mysqlConnection.open(databaseFile, SQLMode.CREATE);
mysqlConnection.close();
schemaGeneration();
}
public function deleteDatabase():void
{
if ((databaseFile != null) && (databaseFile.exists))
{
databaseFile.deleteFile();
dg1.dataProvider=null;
Alert.show("Database Deleted Successfully.");
}
else
{
Alert.show("There is no database to Delete.");
}
}
private function schemaGeneration():void
{
var sqlStatement:SQLStatement = new SQLStatement();
mysqlConnection=new SQLConnection();
sqlStatement.sqlConnection = mysqlConnection;
mysqlConnection.open(databaseFile, SQLMode.CREATE);
sqlStatement.text = CREATE_PRODUCT_TABLE;
sqlStatement.execute();
mysqlConnection.close();
}
private function createInsertStatements():void
{
if((txt1.text !="")&&(txt2.text !="")&&(txt3.text !="")
&&(txt4.text !=""))
{
_id=0;
_name=txt1.text;
_department=txt2.text;
_title=txt3.text;
_description=txt4.text;
if((databaseFile != null) && (databaseFile.exists))
{
INSERT_PRODUCT="INSERT INTO product (id, name, department, title, description)" +
" VALUES ("+"((SELECT max(id) FROM product)+1)"+",'"+_name+"','"+_department+
"','"+_title+"','"+_description+"');";
_insertProduct =new SQLStatement();
mysqlConnection=new SQLConnection();
_insertProduct.sqlConnection= mysqlConnection;
mysqlConnection.open(databaseFile, SQLMode.CREATE);
_insertProduct.text = INSERT_PRODUCT;
_insertProduct.execute();
mysqlConnection.close();
createSelectStatements();
clearAll();
}
else
{
Alert.show("There is no database so please create it First.");
}
}
else
{
Alert.show("Please enter the proper values For all the relative fields.");
}
}
private function createSelectStatements():void
{
_selectProduct =new SQLStatement();
mysqlConnection=new SQLConnection();
_selectProduct.sqlConnection = mysqlConnection;
mysqlConnection.open(databaseFile,SQLMode.READ);
_selectProduct.text = SELECT_PRODUCT;
_selectProduct.execute();
ob=_selectProduct.getResult().data;
mysqlConnection.close();
dg1.dataProvider=ob;
}
private function clearAll():void
{
txt1.text="";
txt2.text="";
txt3.text="";
txt4.text="";
}
]]>
</mx:Script>
<mx:VBox width=”100%” height=”100%” horizontalAlign=”center“>
<mx:HBox width=”80%” height=”30” horizontalAlign=”center“>
<mx:Label width=”120” textAlign=”right” text=”Name” color=”#ff0000“/>
<mx:TextInput id=”txt1” width=”120” height=”35“/>
</mx:HBox>
<mx:HBox width=”80%” height=”30” horizontalAlign=”center“>
<mx:Label width=”120” textAlign=”right” text=”Department” color=”#ff0000“/>
<mx:TextInput id=”txt2” width=”120” height=”35“/>
</mx:HBox>
<mx:HBox width=”80%” height=”30” horizontalAlign=”center“>
<mx:Label width=”120” textAlign=”right” text=”Title” color=”#ff0000“/>
<mx:TextInput id=”txt3” width=”120” height=”35“/>
</mx:HBox>
<mx:HBox width=”80%” height=”30” horizontalAlign=”center“>
<mx:Label width=”120” textAlign=”right” text=”Description” color=”#ff0000“/>
<mx:TextInput id=”txt4” width=”120” height=”35“/>
</mx:HBox>
<mx:HBox width=”80%” height=”100%” horizontalAlign=”center“>
<mx:DataGrid id=”dg1” width=”100%” height=”100%“>
<mx:columns>
<mx:DataGridColumn id=”idCol” width=”50” dataField=”id” headerText=”Id” textAlign=”center“/>
<mx:DataGridColumn id=”nameCol” width=”100” dataField=”name”
headerText=”Name” textAlign=”center“/>
<mx:DataGridColumn id=”departmentCol” width=”100” dataField=”department”
headerText=”Department” textAlign=”center“/>
<mx:DataGridColumn id=”titleCol” width=”100” dataField=”title“
headerText=”Title” textAlign=”center“/>
<mx:DataGridColumn id=”descriptionCol” width=”200” dataField=”description“
headerText=”Description” textAlign=”center“/>
</mx:columns>
</mx:DataGrid>
</mx:HBox>
<mx:HBox width=”80%” height=”50” horizontalAlign=”center“>
<mx:Button id=”btnCreateDataBase” label=”Create DataBase” width=”130“
click=”createDatabase(databaseFile,_counterProduct)”/>
<mx:Button id=”btnInsertIntoDataBase” label=”Insert into DataBase” width=”150”
click=”createInsertStatements()”/>
<mx:Button id=”btnDeleteDataBase” label=”Delete DataBase” width=”130”
click=”deleteDatabase()”/>
</mx:HBox>
</mx:VBox>
</mx:WindowedApplication>
**********************************************************
Hope you will enjoy this…………………………………..
