public FormFilterWijk(window form, PostgresSQL conn) { db = conn; mainForm = form; InitializeComponent(); DataTable dt = new DataTable(); dt.Load(db.QueryDataReader("SELECT DISTINCT stadsdeel FROM wijken")); cBoxStadsdeel.DataSource = dt; cBoxStadsdeel.DisplayMember = "stadsdeel"; cBoxStadsdeel.ValueMember = "stadsdeel"; }
//private PostgresSQL db; public FormFilter(window form, PostgresSQL db, string lastPostcode) { DataTable dt = new DataTable(); InitializeComponent(); mainWindow = form; dt.Load(db.QueryDataReader("SELECT DISTINCT voorzieningen FROM voorzieningen")); cBoxVoorziening.DropDownStyle = ComboBoxStyle.DropDownList; cBoxVoorziening.DataSource = dt; cBoxVoorziening.DisplayMember = "voorzieningen"; cBoxVoorziening.ValueMember = "voorzieningen"; if (lastPostcode != null) { txtPostcode.Text = lastPostcode; } }
private void Form2_Load(object sender, EventArgs e) { menuStrip1.Items.Clear(); DataTable dt = new DataTable(); var reader = db.QueryDataReader("SELECT DISTINCT voorzieningen FROM voorzieningen"); int count = reader.FieldCount; while (reader.Read()) { for (int i = 0; i < count; i++) { series.Add(reader.GetValue(i).ToString()); } } reader.Dispose(); var readerWijken = db.QueryDataReader("SELECT id, wijk FROM wijken"); int countWijken = readerWijken.FieldCount; while (readerWijken.Read()) { Wijken wijk = new Wijken(); wijk.Id = int.Parse(readerWijken[0].ToString()); wijk.Wijk = readerWijken[1].ToString(); wijken.Add(wijk); } readerWijken.Dispose(); ToolStripMenuItem menuItem = new ToolStripMenuItem("Filter"); barChart.ChartAreas[0].AxisX.Interval = 1; foreach (string serieName in series) { Series serie = new Series(serieName); serie.ChartType = SeriesChartType.StackedBar; barChart.Series.Add(serie); // menuStrip1.Items.Add(serieName, null, myContextMenuStrip_ItemClicked); ToolStripMenuItem foo = new ToolStripMenuItem(serieName); foo.Click += new EventHandler(myContextMenuStrip_ItemClicked); menuItem.DropDownItems.Add(foo); int i = 0; foreach (Wijken wijk in wijken) { var readerCountFilter = db.queryScalar("SELECT COUNT(*) FROM voorzieningen WHERE voorzieningen = '" + serieName + "' AND wijk_id = " + wijk.Id + ""); barChart.Series[serieName].Points.AddY(readerCountFilter); barChart.Series[serieName].Points[i].AxisLabel = wijk.Wijk; i++; } } ToolStripMenuItem last = new ToolStripMenuItem("None"); last.Click += new EventHandler(myContextMenuStrip_ItemClicked); menuItem.DropDownItems.Add(last); menuStrip1.Items.Add(menuItem); }