void UpdateGrid(bool updateDevices)
{
lock (updateGridLock)
{
if (updateDevices)
{
devices = DeviceDetector.GetDevices().ToList();
interfaces = DeviceDetector.GetInterfaces().ToList();
devices.AddRange(interfaces);
}
var filter = FilterTextBox.Text.Trim();
var view = devices;
if (EnableFilterCheckBox.Checked && !string.IsNullOrEmpty(filter))
{
view = devices.Where(x =>
comp(x.ClassDescription, filter) ||
comp(x.Description, filter) ||
comp(x.Manufacturer, filter) ||
comp(x.DeviceId, filter))
.ToList();
}
// WORKAROUND: Remove SelectionChanged event.
DeviceDataGridView.SelectionChanged -= DeviceDataGridView_SelectionChanged;
DeviceDataGridView.DataSource = view;
// WORKAROUND: Use BeginInvoke to prevent SelectionChanged firing multiple times.
ControlsHelper.BeginInvoke(() =>
{
DeviceDataGridView.SelectionChanged += DeviceDataGridView_SelectionChanged;
DeviceDataGridView_SelectionChanged(DeviceDataGridView, new EventArgs());
});
DeviceTabPage.Text = string.Format("{0} Devices on {1:yyyy-MM-dd HH:mm:ss}", view.Count, DateTime.Now);
var dis = devices.Where(x => string.IsNullOrEmpty(x.ParentDeviceId)).ToArray();
var classes = devices.Select(x => x.ClassGuid).Distinct();
// Suppress repainting the TreeView until all the objects have been created.
DevicesTreeView.Nodes.Clear();
TreeImageList.Images.Clear();
foreach (var cl in classes)
{
var icon = DeviceDetector.GetClassIcon(cl);
if (icon != null)
{
Image img = new Icon(icon, 16, 16).ToBitmap();
TreeImageList.Images.Add(cl.ToString(), img);
}
}
DevicesTreeView.BeginUpdate();
foreach (DeviceInfo di in dis)
{
var tn = new TreeNode(System.Environment.MachineName);
tn.Tag = di;
tn.ImageKey = di.ClassGuid.ToString();
tn.SelectedImageKey = di.ClassGuid.ToString();
DevicesTreeView.Nodes.Add(tn);
AddChildren(tn);
}
DevicesTreeView.EndUpdate();
DevicesTreeView.ExpandAll();
}
}
private void UpdateListAndTree(bool updateDevices)
{
lock (updateGridLock)
{
if (updateDevices)
{
var newDevices = DeviceDetector.GetDevices().ToList();
var newInterfaces = DeviceDetector.GetInterfaces().ToList();
if (devices.Count > 0)
{
var addedDevices = newDevices.Where(n => !devices.Any(o => o.DeviceId == n.DeviceId)).ToList();
var removedDevices = devices.Where(n => !newDevices.Any(o => o.DeviceId == n.DeviceId)).ToList();
AddLog("Added", addedDevices);
AddLog("Removed", removedDevices);
}
if (interfaces.Count > 0)
{
var addedInterfaces = newInterfaces.Where(n => !interfaces.Any(o => o.DeviceId == n.DeviceId)).ToList();
var removedInterfaces = interfaces.Where(n => !newInterfaces.Any(o => o.DeviceId == n.DeviceId)).ToList();
AddLog("Added", addedInterfaces);
AddLog("Removed", removedInterfaces);
}
// Store new list.
devices = newDevices;
interfaces = newInterfaces;
// Note: 'devices' and 'interfaces' share same DeviceId.
// Don't just select by DeviceID from 'devices'.
allDevices = newDevices;
allDevices.AddRange(newInterfaces);
}
var filter = FilterStripTextBox.Text.Trim();
var filtered = JocysCom.ClassLibrary.Data.Linq.ApplySearch(allDevices, filter, (x) =>
{
return(string.Join(" ",
x.ClassDescription,
x.Description,
x.Manufacturer,
x.DeviceId));
}).ToList();
BindDeviceList(filtered);
BindDeviceTree(filtered);
}
}