Esempio n. 1
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 private void ScanCardInfoWatcher_Changed(object sender, FileSystemEventArgs e)
 {
     addrow("select * from scan_card_info where Card_Record >" + ScanCardInfoIndex, ((DataGridView)(((TabPage)(DatabaseTabControl.TabPages[2])).Controls[0])));
     using (SQLClass CurrentCount = new SQLClass("select count(*) from scan_card_info", MySQLConnectionString))
     {
         CurrentCount.Reader.Read();
         ScanCardInfoIndex = CurrentCount.Reader.GetInt32(0);
         if (Card_timer.Enabled)
         {
             Card_timer.Stop();
         }
         Card_timer.Start();
         label_card.Text = ((DataGridView)(((TabPage)(DatabaseTabControl.TabPages[2])).Controls[0])).Rows[ScanCardInfoIndex - 1].Cells[1].Value.ToString();
     }
 }
Esempio n. 2
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 private void addrow(string DbCommand, DataGridView data)
 //DbCommand: Db的指令
 //data: 在哪一個頁面加入row
 {
     using (SQLClass rowData = new SQLClass(DbCommand, MySQLConnectionString))
     {
         while (rowData.Reader.Read())
         {
             DataGridViewRow row = new DataGridViewRow();
             row.CreateCells(data);
             for (int index = 0; index < rowData.Reader.FieldCount; index++)
             {
                 row.Cells[index].Value = rowData.Reader.GetString(index);
             }
             data.Rows.Add(row);
         }
     }
 }
Esempio n. 3
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        private void DefaultButton_Click(object sender, EventArgs e)//重置
        {
            foreach (Control con in DatabaseTabControl.Controls)
            {
                ((DataGridView)con.Controls[0]).Rows.Clear();
                string tbName = ((TabPage)con).Text;
                addrow("select * from " + tbName, (DataGridView)con.Controls[0]);
            }

            #region 初始化FileSystemWatcher供更新畫面用
            using (SQLClass ScanFaceInfoCount = new SQLClass("select count(*) from scan_face_info", MySQLConnectionString))
            {
                ScanFaceInfoCount.Reader.Read();
                ScanFaceInfoIndex = ScanFaceInfoCount.Reader.GetInt32(0);
            }
            using (SQLClass ScanCardInfoCount = new SQLClass("select count(*) from scan_card_info", MySQLConnectionString))
            {
                ScanCardInfoCount.Reader.Read();
                ScanCardInfoIndex = ScanCardInfoCount.Reader.GetInt32(0);
            }

            ScanFaceInfoWatcher.EnableRaisingEvents = true;
            ScanCardInfoWatcher.EnableRaisingEvents = true;
        }
Esempio n. 4
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        int ScanFaceInfoIndex, ScanCardInfoIndex;//供更新畫面使用
        private void MainForm_Load(object sender, EventArgs e)
        {
            #region 檢查mysql有沒有打開
            MySqlConnection CheckDB = new MySqlConnection(MySQLConnectionString);
            try
            {
                CheckDB.Open();
                CheckDB.Close();
                MySqlConnection.ClearPool(CheckDB);
            }
            catch (MySqlException sqlEx)
            {
                MessageBox.Show(sqlEx.Message, "SQL錯誤", MessageBoxButtons.OK, MessageBoxIcon.Error);
                this.Close();
                Environment.Exit(Environment.ExitCode);
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "錯誤", MessageBoxButtons.OK, MessageBoxIcon.Error);
                this.Close();
                Environment.Exit(Environment.ExitCode);
            }
            #endregion

            #region 檢查有無Picture資料夾
            Console.WriteLine(Directory.GetCurrentDirectory());
            if (!Directory.Exists("Picture"))
            {
                Directory.CreateDirectory("Picture");
            }
            #endregion

            using (SQLClass StudentID = new SQLClass("select * from student_info", MySQLConnectionString))
            {
                while (StudentID.Reader.Read())
                {
                    StudentIDListComboBox.Items.Add(StudentID.Reader.GetString(0));
                }
            }


            ColumnListBox.Width = tableLayoutPanel1.Controls[2].Width - 3;
            SearchTextBox.Width = tableLayoutPanel1.Controls[2].Width - 3;
            SearchButton.Width  = tableLayoutPanel1.Controls[2].Width - 3;
            DefaultButton.Width = tableLayoutPanel1.Controls[2].Width - 3;
            using (SQLClass initialization = new SQLClass("show tables", MySQLConnectionString))
            {
                while (initialization.Reader.Read())
                {
                    TabPage page = new TabPage();
                    page.Text = initialization.Reader.GetString(0);//page name
                    DatabaseTabControl.TabPages.Add(page);
                    page.Location = new System.Drawing.Point(4, 38);
                    page.Padding  = new System.Windows.Forms.Padding(3);
                    page.Size     = new System.Drawing.Size(782, 798);
                    page.UseVisualStyleBackColor = true;

                    DataGridView data = new DataGridView();
                    page.Controls.Add(data);
                    data.Location           = new System.Drawing.Point(3, 3);
                    data.RowTemplate.Height = 27;
                    data.Size = new System.Drawing.Size(776, 792);
                    data.Dock = System.Windows.Forms.DockStyle.Fill;
                    data.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
                    data.AllowUserToAddRows          = false;
                    //添加顯示圖片功能
                    if (String.Compare(page.Text, "Scan_Card_Info", true) == 0)
                    {
                        data.CellMouseDoubleClick += new System.Windows.Forms.DataGridViewCellMouseEventHandler(this.DoubleClickShowPictrue);
                    }

                    using (SQLClass title = new SQLClass("select column_name from INFORMATION_SCHEMA.COLUMNS where table_name='" + initialization.Reader.GetString(0) + "'", MySQLConnectionString))
                    {
                        while (title.Reader.Read())
                        {
                            DataGridViewTextBoxColumn Column = new System.Windows.Forms.DataGridViewTextBoxColumn();
                            Column.HeaderText   = title.Reader.GetString(0);
                            Column.Name         = title.Reader.GetString(0);
                            Column.ReadOnly     = true;
                            Column.Resizable    = System.Windows.Forms.DataGridViewTriState.False;
                            Column.AutoSizeMode = System.Windows.Forms.DataGridViewAutoSizeColumnMode.Fill;
                            data.Columns.AddRange(Column);
                        }
                    }
                    addrow("select * from " + initialization.Reader.GetString(0), data);//讀入資料
                }
            }
            searchListbox(DatabaseTabControl.SelectedIndex);//初始化搜尋欄位
            receiver_backgroundWorker.RunWorkerAsync();

            #region 初始化FileSystemWatcher供更新畫面用
            using (SQLClass ScanFaceInfoCount = new SQLClass("select count(*) from scan_face_info", MySQLConnectionString))
            {
                ScanFaceInfoCount.Reader.Read();
                ScanFaceInfoIndex = ScanFaceInfoCount.Reader.GetInt32(0);
            }
            using (SQLClass ScanCardInfoCount = new SQLClass("select count(*) from scan_card_info", MySQLConnectionString))
            {
                ScanCardInfoCount.Reader.Read();
                ScanCardInfoIndex = ScanCardInfoCount.Reader.GetInt32(0);
            }
            this.ScanFaceInfoWatcher.Changed            += new System.IO.FileSystemEventHandler(this.ScanFaceInfoWatcher_Changed);
            this.ScanCardInfoWatcher.Changed            += new System.IO.FileSystemEventHandler(this.ScanCardInfoWatcher_Changed);
            this.ScanFaceInfoWatcher.EnableRaisingEvents = true;
            this.ScanCardInfoWatcher.EnableRaisingEvents = true;
            #endregion
        }