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Visual Basic was initiated for the user to learn and do programming for different software. Visual basic assignment assists application as well as databases. It is more expedient to users than any other programming language software. It requires a minimum amount of coding from the programmers to write a program. As well, this method of drag and drop is used in the visual basic. A programmer is permitted to make queries, different forms, and other versatile applications in visual basic. A programmer is also eligible to control the functions of events as well as their attributes.
What Is Visual Basic: - Visual basic is one of the programming languages used to construct software, application files, and ActiveX control files. Visual basic is the encoding language. It is the programming language developed from the basics that allow generating web pages with the help of predefined tools. These tools enable providing a Rapid Application Development (RAD) for the graphical user interface. It is an event-driven programming language, which gives an Integrated Development Environment (IDE).
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Application of Visual Basic: -
Challenges Faced by students Dealing with Visual Basic assignment: -
The VB is a programming language which mostly fails from the definite model of programming. This language includes the tendency of allowing the development of all easy apps. In addition to complex apps, they are made with the use of a visual basic project.
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Purpose: The purpose of this assignment is to become proficient in • Constructing a database in MS Access • Connecting a Visual Studio Application to a database and create a Dataset • Using the DataGridView control to display a Dataset • Bind controls to a Dataset Assignment 1) Create a database a) Download the Excel file Online Grocer Data.xlsx from the Canvas site. b) Create named ranges for the three tables in the spreadsheet c) Open MS Access and create a blank database d) Import the named ranges of the spreadsheet to an MS Access database. Repeat the following steps for each table of the spreadsheet that you want to import to MS Access i) Go to External Data>New Data Source>From File>Excel ii) Browse for the Excel file and Import the source data into a new table in the current database iii) Next window. Show named ranges. Select a named range. iv) Next window: For each named range check First Row Contains Column Headings v) Next window: For each field, select data type vi) Next window: Choose “let Access add primary key” vii) Next window: Import to table – the table name should be the same as the Excel sheet name viii) Next window: Close. A table will be created in the MS Access database that shows the data that is on the corresponding Excel sheet e) Name the MS Access database HW3_Team_XX_DB, where XX is your team number. Save the database as a 2002-2003 version of MS Access. This file should have a suffix of “.mdb”. (10 points) 2) Create a Query in MS Access a) Go to Create>Query Design. b) Build a Select Query that links the three tables: Category Table, Inventory Table, Product Table c) Make a one-to-many relationship from the Category Table to the Product Table by linking the CategoryID fields. d) Make a many-to-one relationship from the Product table to the Inventory table by linking the SKU fields. e) Show the following fields in the Query: i) Category Description from the Category Table ii) Product ID, Product Description and Price from the Product Table iii) SKU and Available from the Inventory Table iv) Name the query “QueryCategoryProductInventory” (10 points) 3) Create a connection to the MS Access database a) Create a DataSource for the MS Access file. b) Make sure that a copy of this MS Access database is made for the DataSet that will be used by the application. (10 points) 4) Create two parameterized queries on the DataSet a) Create a parameterized SELECT query on the DataTable called QueryCategoryProductInventory that filters the DataTable for a User-selected Category. Call this query the FillByCategory query. Sort this query by Price (ascending) and Available (descending) in that order. b) Create a parameterized UPDATE query on the DataTable called Inventory that updates the Available field for a selected SKU. Call this query the UpdateInventory query. (10 points) 5) Add Controls to the Form for displaying data. a) Create a DataGridView named dgvXXXCategoryProductInventory and a BindingNavigator called bnvXXXCategoryProductInventory where XXX is your team number. b) Bind these Controls to the table in the DataSet called QueryCategoryProductInventory. (10 points) 6) Add a ComboBox to the Form. a) Bind the ComboBox to the DataTable called CategoryTable. b) Set the Display Member property to Description and the CategoryID. c) The event handler for the event of selecting an item in the ComboBox should run the FillByCategory query on the DataTable called QueryCategoryProductInventory so that the DataGridView for this DataTable will show a list of products that is filtered for the category that the User selected in the ComboBox. (15 points) 7) Add a ListView control to the Form (5 points) 8) Add a Button to the Form a) The text of the Button should say “Add to Cart” b) The event handler for clicking on this Button should perform the following actions: i) Retrieve the ProductDescription and the Price of the product that the User selects from the DataGridView. Use the SelectedRows property and the Cells property to retrieve these values. ii) Add the price of the selected item to a variable called totalSale. iii) Add the ProductDescription and the Price to the ListView for the User to see. Do this by adding a ListViewItem to the list of items of the ListView. (10 points) 9) Add a Button to the Form a) The text of the Button should say “Remove” b) When the User selects an item from the ListView and then clicks this Button, the event handler for clicking on this Button should perform the following actions: i) Deduct the price of the selected item from the totalSale. ii) Remove the selected item from the ListView (5 points) 10) Add a Button called Checkout. The event handler for clicking this button should display the totalSale in a Label. (5 points) 11) Bells and Whistles a) Set the size of the Form and the columns of the DataGridViews so that all data and column headings are visible to the User with no empty space on the DataGridView. Use the column editor to set the text, width, font, text position, wrapping properties of each column. The User should not have to scroll the DataGridViews horizontally. b) Personalize your application with your own color scheme for the Form and Controls. Besides being visually appealing, it is most important that this scheme be clear and the layout of the form be logical and easy for the User to follow. c) Define Fonts that are consistent, clear, easy to see and do not overlap label boundaries or other objects on the Form. d) Make sure that all Controls are aligned and spaced symmetrically within the form. (5 points) 12) Submission: Make a zip file of your entire directory that contains all of the files of the solution and the MS Access file. Name this zip file according to the Submission Requirements that are posted on the Canvas Site. Upload the zip file to the Canvas assignment site. (5 points)
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