change naming of GUI class, fixate Form border, add published executable

2022-05-17 21:00:58 +02:00
parent 4f0cc17177
commit 7f78dfefc5
17 changed files with 300 additions and 9 deletions
--- a/GUI.cs
+++ b/GUI.cs
@@ -0,0 +1,123 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+using System.Text.Json;
+using System.Windows.Forms;
+
+
+namespace it_projekt
+{
+    public partial class GUI : Form
+    {
+
+        private Database db = null;
+        public GUI()
+        {
+            InitializeComponent();
+            this.exportBtn.Enabled = false;
+        }
+
+
+        private void exportBtn_Click(object sender, EventArgs e)
+        {
+            if (jsonRBtn.Checked)
+                export("All files (*.*)|*.*|json files (*.json)|*.json", "benutzer.json");
+            else
+                export("All files (*.*)|*.*|xml files (*.xml)|*.xml", "benutzer.xml");
+        }
+
+
+        public void LoadUsersFromTable(object sender, EventArgs e)
+        {
+            db = Database.getDatabase(this.userTxt.Text, this.passTxt.Text);
+            if (db.Persons == null)
+            {
+                Database.resetDatabase();
+                MessageBox.Show("Verbindung mit der Datenbank fehlgeschlagen :( \nVersuchen Sie es erneut.", "Datenbank Fehler!");
+            }
+            else
+            {
+                foreach (Person person in db.Persons)
+                {
+                    this.dataGrid.Rows.Add(person.Id, person.Firstname, person.Lastname, person.Department_short, person.Department_long, person.CreationDate, false);
+                }
+                this.loginBtn.Enabled = false;
+            }
+        }
+
+
+        private void export(string Filter, string FileName)
+        {
+            List<Person> markedUsers = new List<Person>();
+            foreach (DataGridViewRow row in dataGrid.Rows)
+            {
+                if (Convert.ToBoolean(row.Cells[6].Value))
+                {
+                    markedUsers.Add(db.Persons.Find(person => person.Id == row.Cells[0].Value.ToString()));
+                }
+            }
+            if (markedUsers.Count == 0)
+            {
+                MessageBox.Show("Bitte wählen Sie mindestens eine Person zum exportieren aus!", "Exporter Error!");
+                return;
+            }
+
+            Stream myStream;
+            SaveFileDialog saveFileDialog1 = new SaveFileDialog();
+            saveFileDialog1.Filter = Filter;
+            saveFileDialog1.FilterIndex = 2;
+            saveFileDialog1.RestoreDirectory = true;
+            saveFileDialog1.FileName = FileName;
+            if (saveFileDialog1.ShowDialog() == DialogResult.OK)
+            {
+                if ((myStream = saveFileDialog1.OpenFile()) != null)
+                {
+                    StreamWriter sw = new StreamWriter(myStream);
+                    if (FileName.Contains("xml"))
+                    {
+                        var writer = new System.Xml.Serialization.XmlSerializer(typeof(List<Person>));
+                        writer.Serialize(sw, markedUsers);
+                    }
+                    else //If xml is not selected, json is the only other option
+                    {
+                        string json = JsonSerializer.Serialize(markedUsers);
+                        sw.Write(json);
+                    }
+                    sw.Flush();
+                    sw.Close();
+                    myStream.Close();
+                }
+
+            }
+        }
+
+
+        private void DataGridView_CellClick(object sender, DataGridViewCellEventArgs e)
+        {
+            //Check to ensure that the row CheckBox is clicked.
+            if (e.RowIndex >= 0 && e.ColumnIndex == 6)
+            {
+                //Reference the GridView Row.
+                DataGridViewRow row = dataGrid.Rows[e.RowIndex];
+
+                //Set the CheckBox selection.
+                row.Cells[6].Value = Convert.ToBoolean(row.Cells[6].EditedFormattedValue);
+                exportBtn.Enabled = false;
+                //If CheckBox is checked, display Message Box.
+                if (Convert.ToBoolean(row.Cells[6].Value))
+                {
+                    exportBtn.Enabled = true;
+                }
+                foreach (DataGridViewRow r in dataGrid.Rows)
+                {
+                    if (Convert.ToBoolean(r.Cells[6].Value))
+                    {
+                        exportBtn.Enabled = true;
+                    }
+                }
+            }
+        }
+
+    }
+}