Close
How do I use Close
Below are practical examples compiled from projects for learning and reference purposes
Featured Snippets
| Line | Code | Ex.. |
|---|---|---|
| 23 | con.Close(); | 1 |
| 32 | con.Close(); | 2 |
| 84 | CloseForm("Form9"); | 3 |
| 89 | CloseForm("Form9"); | 4 |
| 104 | public void CloseForm(string form_hienthoi) | 5 |
| 116 | CloseForm("Form9"); | 6 |
| 123 | CloseForm("Form9"); | 7 |
| 127 | CloseForm("Form9"); | 8 |
| 134 | CloseForm("Form9"); | 9 |
| 142 | CloseForm("Form9"); | 10 |
File name: ClassDAL.cs
Copy
16 public DataTable GetTable(string sql)
17 {
18 SqlConnection con = GetConnect();
19 SqlDataAdapter ad = new SqlDataAdapter(sql, con);
20 DataTable dt = new DataTable();
21 ad.Fill(dt);
22 return dt;
23 con.Close();
24 }
File name: ClassDAL.cs
Copy
25 public void ExcuteNonQuery(string sql)
26 {
27 SqlConnection con = GetConnect();
28 con.Open();
29 SqlCommand cmd = new SqlCommand(sql, con);
30 cmd.ExecuteNonQuery();
31 cmd.Dispose();
32 con.Close();
33 }
File name: Form9.cs
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81 private void btnDangXuat_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
82 {
83 quyen = -1;
84 CloseForm("Form9");
85 Form9_Load(sender,e);
86 }
File name: Form9.cs
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87 private void btnDangNhap_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
88 {
89 CloseForm("Form9");
90 FormDangNhap f = new FormDangNhap();
91 f.MdiParent = this;
92 f.Show();
93 }
File name: Form9.cs
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104 public void CloseForm(string form_hienthoi)
105 {
106 // duyet qua tung form con dang mo
107 foreach (Form frm in this.MdiChildren)
108 {
109 // neu hok phai form dang mo thi dong lai
110 if (!frm.Name.Equals(form_hienthoi))
111 frm.Close();
112 }
113 }
File name: Form9.cs
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114 private void btnHuongDan_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
115 {
116 CloseForm("Form9");
117 FormHDSD f = new FormHDSD();
118 f.MdiParent = this;
119 f.Show();
120 }
File name: Form9.cs
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121 private void ribbonControl1_SelectedPageChanged(object sender, EventArgs e)
122 {
123 CloseForm("Form9");
124 }
File name: Form9.cs
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125 private void btnLienHe_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
126 {
127 CloseForm("Form9");
128 FormLienHe f = new FormLienHe();
129 f.MdiParent = this;
130 f.Show();
131 }
File name: Form9.cs
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132 private void btnTDDT_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
133 {
134 CloseForm("Form9");
135 FormTDDT f = new FormTDDT();
136 f.MdiParent = this;
137 f.Show();
138 }
File name: Form9.cs
Copy
140 private void btnHeDT_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
141 {
142 CloseForm("Form9");
143 FormHeDaoTao f = new FormHeDaoTao();
144 f.MdiParent = this;
145 f.Show();
146 }
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