private void lsMain_DrawItem(object sender, DrawItemEventArgs e)
{
if (e.Index >= 0)
{
e.DrawBackground();
IndexText master = ((ListBox)sender).Items[e.Index] as IndexText;
e.Graphics.DrawString(master.Index.ToString(), e.Font, new SolidBrush(Color.Red), e.Bounds);
e.Graphics.DrawString(master.Text.Replace('\n', ' '), e.Font, new SolidBrush(e.ForeColor), e.Bounds.Left + 32, e.Bounds.Top);
}
}
private void btnEnsure_Click(object sender, EventArgs e)
{
IndexText kv = lsMain.SelectedItem as IndexText;
kv.Text = txtEdit.Text.Replace("\r\n", "\n");
btnSave.Enabled = true;
lsMain.Refresh();
tsmiState.Text = "修改成功,等待写入";
tsmiState.ForeColor = Color.Blue;
}
private void lsMain_SelectedIndexChanged(object sender, EventArgs e)
{
IndexText txt = lsMain.SelectedItem as IndexText;
if (txt == null)
{
txtEdit.Enabled = false;
btnEnsure.Enabled = false;
}
else
{
txtEdit.Enabled = true;
btnEnsure.Enabled = true;
txtEdit.Text = txt.Text.Replace("\n", "\r\n");
}
tsmiState.Text = "等待修改";
tsmiState.ForeColor = Color.Black;
}