/// <summary>
/// Returns the number of rows that can be displayed in the ListView
/// </summary>
/// <returns>Number of visible rows</returns>
private int GetListViewVisisbleRows()
{
// Get the maximum number of visible rows in listbox
// (Note: requires sending win32 message to listview)
int result = ListViewUtils.GetVisibleRows(listView);
return(result);
}
private void btnSaveBOMList_Click(object sender, EventArgs e)
{
try
{
saveBOMListFileDialog.FileName = AppSettings.WorkingFolder + @"\default.bomlst";
if (saveBOMListFileDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
ListViewUtils.SaveListview(lvBOMList, saveBOMListFileDialog.FileName);
}
}
catch (Exception ex)
{
WriteStatus("btnLoadBOMList_Click ERROR: " + ex.ToString());
}
}
private void btnLoadBOMList_Click(object sender, EventArgs e)
{
try
{
if (openBOMListFileDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
lvBOMList.Items.Clear();
ListViewUtils.LoadListview(lvBOMList, openBOMListFileDialog.FileName);
}
}
catch (Exception ex)
{
WriteStatus("btnLoadBOMList_Click ERROR: " + ex.ToString());
}
}
/// <summary>
/// Initializes a new instance of the <see cref="HighPerformanceListViewControl"/> class.
/// </summary>
public HighPerformanceListView()
{
InitializeComponent();
// Hide verticle scroll bar until it is needed
vScrollBar.Visible = false;
// Add double buffering and borderselect to the list view styles:
// Double buffering will help prevent flicker when drawing of the control
ListViewUtils.AddStylesToExistingStyles(listView, ListViewUtils.LVS_EX_DOUBLEBUFFER | ListViewUtils.LVS_EX_BORDERSELECT);
// Setup listview for manually handling displayed items, and vertical scroll bar
listView.FullRowSelect = true;
//
listView.OwnerDraw = false;
}
void LoadLists()
{
// TODO: in future get these from xml setup file
try
{
ListViewUtils.LoadListview(lvBOMList, AppSettings.WorkingFolder + @"\default.bomlst");
}
catch
{
MessageBox.Show("Could not load bom list", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Information);
}
try
{
txtIgnoreParts.Text = System.IO.File.ReadAllText(AppSettings.WorkingFolder + @"\parts.ignore");
}
catch
{
MessageBox.Show("Could not load the parts to be ignored list", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
/// <summary>
/// Hide native vertical scroll bar, since we are handling vertical scrolling with our own scroll bar.
/// This method ensures that the scroll bar does not accidentally who up.
/// </summary>
private void HideNativeVerticalScrollBar()
{
ListViewUtils.ShowVerticalScrollBar(listView, false);
}
