private void BackBtn_Click(object sender, EventArgs e)
{
this.Close();
IMGreader lc = new IMGreader();
lc.Show();
}
private void addImageToLesson_Click(object sender, EventArgs e)
{
if (img == null)
{
img = new IMGreader();
img.MdiParent = this;
img.FormClosed += new FormClosedEventHandler(img_FormClosed);
img.Show();
img.changeDir(cdir + "\\" + lesson, lesson);
}
else
{
img.Activate();
}
}
void img_FormClosed(object sender, FormClosedEventArgs e)
{
img = null;
}