بسم هللا الرحمن الرحيم المحاضرة السابعة مستوى ثالث علوم حاسوب برمجة مرئية 2 )عملي ) جامعة الجزيرة محافظة اب الجمهورية اليمنية النافذة الرئيسية

Transcription

1 بسم هللا الرحمن الرحيم المحاضرة السابعة مستوى ثالث علوم حاسوب برمجة مرئية 2 )عملي ) جامعة الجزيرة محافظة اب الجمهورية اليمنية النافذة الرئيسية وتمتلك الشفرة البرمجية التالية : زر االقسام fr_dept fd = new fr_dept(); fd.show(); زر الطالب fr_student fs = new fr_student(); 1

2 fs.show(); fr_search fss = new fr_search(); fss.show(); زر بحث نافذة االقسام using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.Data.OleDb; namespace WindowsFormsApplication1 public partial class fr_dept : Form public fr_dept() InitializeComponent(); 2

3 OleDbConnection con = new OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + Application.StartupPath + "\\db.accdb;persist Security Info=False"); OleDbCommand cmd = new OleDbCommand(); OleDbDataAdapter da = new OleDbDataAdapter(); DataSet ds = new DataSet(); BindingManagerBase bm; private void fr_dept_load(object sender, EventArgs e) con.open (); cmd.connection =con; cmd.commandtext ="select * from dep"; da.selectcommand =cmd; da.fill(ds,"dep"); textbox1.databindings.add ("text",ds,"dep.num_dep"); textbox2.databindings.add ("text",ds,"dep.name_dep"); bm=this.bindingcontext [ds,"dep"]; private void button1_click(object sender, EventArgs e) //first bm.position = 0; private void button3_click(object sender, EventArgs e) //prev if (bm.position > 0) bm.position--; else ;("االول السجل في انت") MessageBox.Show private void button2_click(object sender, EventArgs e) //next if (bm.position < bm.count - 1) 3

4 bm.position++; else ;("سجل اخر في انت") MessageBox.Show private void button4_click(object sender, EventArgs e) //laset bm.position = bm.count - 1; private void button8_click(object sender, EventArgs e) bm.addnew(); private void button6_click(object sender, EventArgs e) OleDbCommandBuilder cb = new OleDbCommandBuilder(da); bm.endcurrentedit(); da.update(ds, "dep"); private void button7_click(object sender, EventArgs e) if (bm.count > 0) if (MessageBox.Show("", "", MessageBoxButtons.YesNo) == DialogResult.Yes) bm.removeat(bm.position); OleDbCommandBuilder cb = new OleDbCommandBuilder(da); bm.endcurrentedit(); da.update(ds, "dep"); 4

5 else MessageBox.Show ("no recordes"); نافذة الطالب using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.Data.OleDb; namespace WindowsFormsApplication1 public partial class fr_student : Form 5

6 OleDbConnection con = new OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + Application.StartupPath + "\\db.accdb;persist Security Info=False"); public fr_student() InitializeComponent(); private void fr_student_load(object sender, EventArgs e) //con.open(); private void button1_click(object sender, EventArgs e) string sql = "select * from stu"; OleDbDataAdapter daa = new OleDbDataAdapter(sql, con); DataTable dt = new DataTable(); daa.fill(dt); datagridview1.datasource = dt; نافذة البحث 6

7 using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.Data.OleDb; namespace WindowsFormsApplication1 public partial class fr_search : Form public fr_search() InitializeComponent(); string sql; OleDbConnection con = new OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + Application.StartupPath + "\\db.accdb;persist Security Info=False"); private void fr_search_load(object sender, EventArgs e) private void button1_click(object sender, EventArgs e) OleDbDataAdapter daa = new OleDbDataAdapter(sql, con); DataTable dt = new DataTable(); daa.fill(dt); datagridview1.datasource = dt; private void radiobutton3_checkedchanged(object sender, EventArgs e) sql = "select * from stu"; 7

8 private void radiobutton2_checkedchanged(object sender, EventArgs e) sql = "select * from stu where not si_stud"; private void radiobutton1_checkedchanged(object sender, EventArgs e) sql = "select * from stu where si_stud"; مع تمنياتي للجميع بالتوفيق والنجاح 8