private void btnEdit_Click(object sender, EventArgs e)
{
//declare a variable to store the GP number from the list box
Int32 GPNo;
//check to see if a record has been selected
if (lstGPs.SelectedIndex != -1)
{
//get the selected value from the list which should contain the primary key
GPNo = Convert.ToInt32(lstGPs.SelectedValue);
//Create an instance of the frmGPDataEntry
frmGPDataEntry GPEntryForm = new frmGPDataEntry();
//make the form a child of the mdi parent
//This line makes the form a child of the mdi parent of the current form.
//This means that both forms share the same parent
GPEntryForm.MdiParent = this.MdiParent;
//display the GPEntry form
GPEntryForm.Show();
//invoke the findGP method (that we created in frmGPDataEntry)
GPEntryForm.FindGP(GPNo);//Filter form for this GP no
}
else
{
//if nothing is selected on the list then display a message
MessageBox.Show("Please select a GP from the list", "GPs List", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
private void gPDataEntryToolStripMenuItem_Click_1(object sender, EventArgs e)
{
//Instance of frmGPDataEntry
frmGPDataEntry GPDataEntryForm = new frmGPDataEntry();
//make its parent of this parent
GPDataEntryForm.MdiParent = this;
//display the form
GPDataEntryForm.Show();
}
private void btnGPDataEntry_Click(object sender, EventArgs e)
{
//creat an instance of frmGPDataEntry
frmGPDataEntry GPDataEntryForm = new frmGPDataEntry();
//make the MDI parent of this form the MDI parent of GPDataEntryForm
GPDataEntryForm.MdiParent = this.MdiParent;
//Open the form
GPDataEntryForm.Show();
}
private void btnAdd_Click(object sender, EventArgs e)
{
//create an instance of frmGPDataEntry
frmGPDataEntry GPEntryForm = new frmGPDataEntry();
//make the form a child of the mdi parent
GPEntryForm.MdiParent = this.MdiParent;
//display the GP Entry form
GPEntryForm.Show();
//invoke the AddNewGP method (in frmGPDataEntry)
GPEntryForm.AddNewGP(); //prepares the form for data entry
}