public void m_Del()
{
if (m_objViewer.m_lvw.Items.Count == 0 || m_objViewer.m_lvw.SelectedItems == null)
{
return;
}
if (m_objViewer.m_lvw.SelectedItems.Count <= 0)
{
return;
}
if (m_objViewer.m_lvw.SelectedItems[0].Tag == null)
{
return;
}
if (MessageBox.Show("确认删除该项吗？", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Information, MessageBoxDefaultButton.Button2) == DialogResult.No)
{
return;
}
long lngRes = clsDomain.m_lngDelUsage(m_objViewer.m_lvw.SelectedItems[0].Tag.ToString());
int index = m_objViewer.m_lvw.SelectedIndices[0];
if (lngRes > 0)
{
m_objViewer.m_lvw.Items.Remove(m_objViewer.m_lvw.SelectedItems[0]);
}
if (m_objViewer.m_lvw.Items.Count > 0)
{
if (index > 0)
{
m_objViewer.m_lvw.Items[index - 1].Selected = true;
}
else
{
m_objViewer.m_lvw.Items[index].Selected = true;
}
}
}