private void BTN_Searching_Click(object sender, EventArgs e) //Searching for Publish Year Button
{
Book[] books;
books = BooksFunctions.Search(yearsearch, 1); //to call searching function of the book by the Publish Year
if (books == null)
{
MessageBox.Show("This Book is not found");
TXT_Searching.Text = "";
}
else
{
string[] Lines = new string[(books.Length * 5) - 1]; //Array of strings to Put each field in a line with a seperator between each record
int index = 0;
for (int i = 0; i < books.Length; i++) //Loop to put each field in the string array inorder to display them
{
Lines[index++] = "Serial Number: " + books[i].serialNo;
Lines[index++] = "Book Name: " + books[i].bookName;
Lines[index++] = "Publish Year: " + books[i].publishYear;
Lines[index++] = "Author Number: " + books[i].authorNo;
if (i != books.Length - 1) //to handle the last record inorder not to display seperator line after the last record
{
Lines[index++] = "----------------------------------------";
}
}
TXT_Searching.Lines = Lines; //function Searching.Lines is to put each single element in the array in a single line
SearchingTextBox.Focus(); //To Handle a problem occurred when Displaying The Books inorder to change the mouse focus after displaying
}
}
private void button1_Click_2(object sender, EventArgs e) //Searching Button in the Author Name Search Panel
{
Book[] books;
string num = AuthorFunctions.Searching_Author(name);
books = BooksFunctions.Search(num, 2); //To call the Searching Function()
if (books == null)
{
MessageBox.Show("Author name has no books available");
aftersearch.Text = "";
}
else
{
string[] Lines = new string[(books.Length * 5) - 1]; //Array of strings to Put each field in a line with a seperator between each record
int index = 0;
for (int i = 0; i < books.Length; i++) //Loop to put each field in the string array inorder to display them
{
Lines[index++] = "Serial Number: " + books[i].serialNo;
Lines[index++] = "Book Name: " + books[i].bookName;
Lines[index++] = "Publish Year: " + books[i].publishYear;
Lines[index++] = "Author Number: " + books[i].authorNo;
if (i != books.Length - 1)
{
Lines[index++] = "----------------------------------------"; //to handle the last record inorder not to display seperator line after the last record
}
}
aftersearch.Lines = Lines; //function aftersearch.Lines is to put each single element in the array in a single line
}
}
private void button2_Click_1(object sender, EventArgs e) //Displaying Button for Books
{
Book[] BookArray; //Array of struct of book
BookArray = BooksFunctions.read(); //calling read() function
if (BookArray == null)
{
MessageBox.Show("There are no Books to Display"); //If the Books File was empty
}
else
{
string[] Lines = new string[(BookArray.Length * 5) - 1]; //Array of strings to Put each field in a line with a seperator between each record
int index = 0;
for (int i = 0; i < BookArray.Length; i++) //Loop to put each field in the string array inorder to display them
{
Lines[index++] = "Serial Number: " + BookArray[i].serialNo;
Lines[index++] = "Book Name: " + BookArray[i].bookName;
Lines[index++] = "Publish Year: " + BookArray[i].publishYear;
Lines[index++] = "Author Number: " + BookArray[i].authorNo;
if (i != BookArray.Length - 1)
{
Lines[index++] = "----------------------------------------"; //to handle the last record inorder not to display seperator line after the last record
}
}
textBox1.Lines = Lines; //function textBox1.Lines is to put each single element in the array in a single line
}
}
private void btn_Click(object sender, EventArgs e) //Button of Adding new Book in the File
{
Book h;
h.serialNo = serial;
h.bookName = name;
h.publishYear = year;
h.authorNo = authnum;
if (BooksFunctions.Book_Checker(h)) //To Check if there was a conflict in the Serial Number
{
MessageBox.Show("There was a conflict in the Book serial number and was unsuccessfully added Please try again");
}
else
{
BooksFunctions.write(h);
MessageBox.Show("Book successfully added");
}
AuthorNumTextBox.Text = "";
SerialTextBox.Text = "";
PublishYearTextBox.Text = "";
BookNameTextBox.Text = "";
btn.Enabled = false; //To disable the Button of Add after adding the new book
}
