private void newToolStripMenuItem_Click(object sender, EventArgs e)
{
InputForm newMDIChild = new InputForm();
// Sets the Parent form of the Child window.
newMDIChild.MdiParent = this;
// Displays the new form
newMDIChild.Show();
}
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
DialogResult result = openWavFile.ShowDialog(); // I want to open this to the child window in the file
if (result == DialogResult.OK) // checks if the result returned true
{
Form openForm = this.ActiveMdiChild;
if (openForm != null)
{
if (openForm.GetType() == typeof(InputForm))
{
InputForm openToChild = (InputForm)this.ActiveMdiChild;
openToChild.OpenFile(openWavFile.FileName);
return;
}
}
// if there is no child window of InputForm, open a new one
InputForm childWnd = new InputForm();
childWnd.OpenFile(openWavFile.FileName); // opens the file of the specified type in the child window
childWnd.MdiParent = this;
childWnd.Show(); // enter the child window
}
}
private void newInputWindowToolStripMenuItem_Click(object sender, EventArgs e)
{
// Checks if there is already a child form of this type open
foreach (Form form in Application.OpenForms)
{
if(form.GetType() == typeof(InputForm))
{
form.Activate();
return;
}
}
InputForm newMDIChild = new InputForm();
// Sets the Parent form of the Child window.
newMDIChild.MdiParent = this;
// Displays the new form
newMDIChild.Show();
}