Delete functionality added

Form1.cs

@@ -458,11 +458,19 @@ namespace photo_sorter
         {
             if (MessageBox.Show("Are you sure you want to delete this photo?", "Question", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
             {
-                MessageBox.Show("Poof! The photo would normally get deleted here if this function's code were completed, but alas, it is not, so this photo you have deemed to be subpar is still existing.");
-            }
-            else
-            {
-                MessageBox.Show("Forsooth! This photo is a keeper after all and would not have been deleted!");
+                string src_fname = global.filenames[global.position];
+                try
+                {
+                    File.Delete(src_fname);
+                    status_msg("Deleted file: " + src_fname, 2);
+                    remove_index(global.position);
+                    update_image();
+                }
+                catch (IOException ex)
+                {
+                    status_msg("Unable to delete " + src_fname + "!", 4);
+                    MessageBox.Show(ex.ToString(), "Critical: IO Exception", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
             }
         }
         public void prerender_init()