//parameterized constructor 1
public EditInventoryForm(InventoryDataForm parent)
{
InitializeComponent();
parentForm = parent;
itemID_textBox.Text = (parentForm.LastItemNumber + 1).ToString();
insert = true;
this.Text = "New Item";
}
//parameterized constructor 2:
public EditInventoryForm(InventoryDataForm parent, Record rec)
{
InitializeComponent();
record = rec;
parentForm = parent;
itemID_textBox.Text = record.ID.ToString();
itemName_textBox.Text = record.Name;
qtyRequired_textBox.Text = record.QtyReq.ToString();
qty_textBox.Text = record.Quantity.ToString();
}
//event when open menu is clicked
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
//create and show dialog box enabling user to open file
DialogResult result; //result of OpenFileDialog
string fileName; //name of file containing data
using (OpenFileDialog fileChooser = new OpenFileDialog())
{
fileChooser.InitialDirectory = Directory.GetCurrentDirectory();
//dialog filers for only "inv" files
fileChooser.Filter = "inv files (*.inv)|*.inv|All files (*.*)|*.*";
fileChooser.RestoreDirectory = true;
result = fileChooser.ShowDialog();
fileName = fileChooser.FileName; //get specified name
}
//ensure that user clicked "OK"
if (result == DialogResult.OK)
{
//show error if user specified invalid file
if (fileName == string.Empty)
{
MessageBox.Show("Invalid File Name", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (OpenFiles.Contains(fileName))
{
MessageBox.Show(this, "File is already open", "Quick Inventory",
MessageBoxButtons.OK, MessageBoxIcon.None,
MessageBoxDefaultButton.Button1);
}
else
{
//open new MDI child
InventoryDataForm newMDIChildData = new InventoryDataForm(fileName, false, this);
//add file to list
OpenFiles.Add(fileName);
//set the parent Form of the child window.
newMDIChildData.MdiParent = this;
//display the new form.
newMDIChildData.Show();
}
}
}
//Purpose: checks to see which child is active
//Requires: none
//Returns: none
private void CheckActiveChild()
{
activeChild = (InventoryDataForm)this.ActiveMdiChild;
}