1 using System;
2 using System.Collections.Generic;
3 using System.ComponentModel;
4 using System.Data;
5 using System.Drawing;
6 using System.Linq;
7 using System.Text;
8 using System.Windows.Forms;
9 using System.Data.SqlClient;
10 using Excel = Microsoft.Office.Interop.Excel;
11 namespace WarehouseManagementSystem
12 {
13 public partial class frmCustomersRecord2 : Form
14 {
15
16 DataTable dtable = new DataTable();
17 SqlConnection con = null;
18 DataSet ds = new DataSet();
19 SqlCommand cmd = null;
20 DataTable dt = new DataTable();
21 ConnectionString cs = new ConnectionString();
22 public frmCustomersRecord2()
23 {
24 InitializeComponent();
25 }
26 public void GetData()
27 {
28 try{
29 con = new SqlConnection(cs.DBConn);
30 con.Open();
31 cmd = new SqlCommand("SELECT RTRIM(CustomerID)as [Customer ID],RTRIM(Customername) as [Customer Name],RTRIM(address) as [Address],RTRIM(city) as [City],RTRIM(ContactNo) as [Contact No.],RTRIM(ContactNo1) as [Contact No. 1],(email) as [Email],(notes) as [Notes] from Customer order by CustomerName", con);
32 SqlDataAdapter myDA = new SqlDataAdapter(cmd);
33 DataSet myDataSet = new DataSet();
34 myDA.Fill(myDataSet, "Customer");
35 dataGridView1.DataSource = myDataSet.Tables["Customer"].DefaultView;
36 con.Close();
37 }
38 catch (Exception ex)
39 {
40 MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
41 }
42 }
43
44 private void frmCustomersRecord_Load(object sender, EventArgs e)
45 {
46 GetData();
47 }
48
49
50
51 private void dataGridView1_RowPostPaint(object sender, DataGridViewRowPostPaintEventArgs e)
52 {
53 string strRowNumber = (e.RowIndex + 1).ToString();
54 SizeF size = e.Graphics.MeasureString(strRowNumber, this.Font);
55 if (dataGridView1.RowHeadersWidth < Convert.ToInt32((size.Width + 20)))
56 {
57 dataGridView1.RowHeadersWidth = Convert.ToInt32((size.Width + 20));
58 }
59 Brush b = SystemBrushes.ControlText;
60 e.Graphics.DrawString(strRowNumber, this.Font, b, e.RowBounds.Location.X + 15, e.RowBounds.Location.Y + ((e.RowBounds.Height - size.Height) / 2));
61
62 }
63
64 private void dataGridView1_RowHeaderMouseClick(object sender, DataGridViewCellMouseEventArgs e)
65 {
66 try{
67 DataGridViewRow dr = dataGridView1.SelectedRows[0];
68 this.Hide();
69 frmCustomers frm= new frmCustomers();
70 frm.Show();
71 frm.txtCustomerID.Text = dr.Cells[0].Value.ToString();
72 frm.txtCustomerName.Text = dr.Cells[1].Value.ToString();
73 frm.txtAddress.Text = dr.Cells[2].Value.ToString();
74 frm.txtCity.Text = dr.Cells[3].Value.ToString();
75 frm.txtContactNo.Text = dr.Cells[4].Value.ToString();
76 frm.txtContactNo1.Text = dr.Cells[5].Value.ToString();
77 frm.txtEmail.Text = dr.Cells[6].Value.ToString();
78 frm.txtNotes.Text = dr.Cells[7].Value.ToString();
79 frm.btnUpdate.Enabled = true;
80 frm.btnDelete.Enabled = true;
81 frm.btnSave.Enabled = false;
82 frm.txtCustomerName.Focus();
83 }
84
85 catch (Exception ex)
86 {
87 MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
88 }
89 }
90
91 private void txtCustomers_TextChanged(object sender, EventArgs e)
92 {
93 try
94 {
95 con = new SqlConnection(cs.DBConn);
96 con.Open();
97 cmd = new SqlCommand("SELECT RTRIM(CustomerID)as [Customer ID],RTRIM(Customername) as [Customer Name],RTRIM(address) as [Address],RTRIM(city) as [City],RTRIM(ContactNo) as [Contact No.],RTRIM(ContactNo1) as [Contact No. 1],(email) as [Email],(notes) as [Notes] from Customer where CustomerName like '" + txtCustomers.Text + "%' order by CustomerName", con);
98 SqlDataAdapter myDA = new SqlDataAdapter(cmd);
99 DataSet myDataSet = new DataSet();
100 myDA.Fill(myDataSet, "Customer");
101 dataGridView1.DataSource = myDataSet.Tables["Customer"].DefaultView;
102 con.Close();
103 }
104 catch (Exception ex)
105 {
106 MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
107 }
108 }
109
110 private void Button3_Click(object sender, EventArgs e)
111 {
112 if (dataGridView1.DataSource == null)
113 {
114 MessageBox.Show("Sorry nothing to export into excel sheet..", "", MessageBoxButtons.OK, MessageBoxIcon.Error);
115 return;
116 }
117 int rowsTotal = 0;
118 int colsTotal = 0;
119 int I = 0;
120 int j = 0;
121 int iC = 0;
122 System.Windows.Forms.Cursor.Current = System.Windows.Forms.Cursors.WaitCursor;
123 Excel.Application xlApp = new Excel.Application();
124
125 try
126 {
127 Excel.Workbook excelBook = xlApp.Workbooks.Add();
128 Excel.Worksheet excelWorksheet = (Excel.Worksheet)excelBook.Worksheets[1];
129 xlApp.Visible = true;
130
131 rowsTotal = dataGridView1.RowCount;
132 colsTotal = dataGridView1.Columns.Count - 1;
133 var _with1 = excelWorksheet;
134 _with1.Cells.Select();
135 _with1.Cells.Delete();
136 for (iC = 0; iC <= colsTotal; iC++)
137 {
138 _with1.Cells[1, iC + 1].Value = dataGridView1.Columns[iC].HeaderText;
139 }
140 for (I = 0; I <= rowsTotal - 1; I++)
141 {
142 for (j = 0; j <= colsTotal; j++)
143 {
144 _with1.Cells[I + 2, j + 1].value = dataGridView1.Rows[I].Cells[j].Value;
145 }
146 }
147 _with1.Rows["1:1"].Font.FontStyle = "Bold";
148 _with1.Rows["1:1"].Font.Size = 12;
149
150 _with1.Cells.Columns.AutoFit();
151 _with1.Cells.Select();
152 _with1.Cells.EntireColumn.AutoFit();
153 _with1.Cells[1, 1].Select();
154 }
155 catch (Exception ex)
156 {
157 MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
158 }
159 finally
160 {
161 //RELEASE ALLOACTED RESOURCES
162 System.Windows.Forms.Cursor.Current = System.Windows.Forms.Cursors.Default;
163 xlApp = null;
164 }
165 }
166
167 private void frmCustomersRecord1_FormClosing(object sender, FormClosingEventArgs e)
168 {
169 this.Hide();
170 frmCustomers frm = new frmCustomers();
171 frm.Show();
172 }
173 }
174 }
