started validation for input, and dialog enlargement

Saviour Backup System/addBackupWizard.cs

@@ -5,7 +5,7 @@ using System.Data;
 using System.Drawing;
 using System.Linq;
 using System.Text;
-using System.Threading.Tasks;
+using System.Threading;
 using System.Windows.Forms;
 using System.IO;
 
@@ -19,6 +19,7 @@ namespace Saviour_Backup_System
             InitializeComponent();
             populateDropdown();
             defaultText = introTextBox.Text; //stores it so we can append to the end at runtime
+            this.Size = new Size(583, 299);
         }
 
         private void directoryBrowseButton_Click(object sender, EventArgs e)
@@ -39,5 +40,46 @@ namespace Saviour_Backup_System
                 drivesDropdown.Items.Add(drive.Name + " " + drive.VolumeLabel);
             }
         }
+
+        private void createButton_Click(object sender, EventArgs e)
+        {
+            statusProgress.Text = "Initialising...";
+            int initHeight = 299;
+            while (this.Size.Height != 330) {
+                initHeight++;
+                this.Size = new Size(583, initHeight);
+                Thread.Sleep(10);
+            }
+            try { //check validity of input from user
+
+                if ((folderPath.Text == "") || (previousBackupInput.Text == "") || (compressionTypeDropdown.Text == "") || (drivesDropdown.Text == "")){
+                    MessageBox.Show("You have not filled in every element, Please try again!", "Not everything is complete", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                    return;
+                }
+
+
+                if (!Directory.Exists(folderPath.Text) {
+                    DialogResult result = MessageBox.Show("The folder path you have entered doesnt exist, would you like to create it?", "Create Folder", MessageBoxButtons.YesNo);
+                    if (result == DialogResult.Yes){
+                        try{
+                            Directory.CreateDirectory(folderPath.Text);
+                        } catch{
+                            MessageBox.Show("Error Creating Folder!");
+                            return;
+                        }
+                    } else {
+                        return;
+                    }
+                }
+            } finally {
+                while (this.Size.Height != 299) {
+                    initHeight--;
+                    this.Size = new Size(583, initHeight);
+                    Thread.Sleep(10);
+                }
+                statusProgress.ResetText();
+                statusProgress.Value = 0;
+            }
+        }
     }
 }