private void InitTopNodes()
{
tvHandles.BeginUpdate();
tvHandles.Nodes.Clear();
Task mainTask = new Task(() =>
{
List <IntPtr> topHandles;
if (!chkUseShown.Checked)
{
topHandles = WindowHandleManager.GetTopHandles();
}
else
{
topHandles = WindowHandleManager.GetAllProcessHandles();
}
foreach (IntPtr handle in topHandles)
{
TreeNode parentNode = null;
if (tvHandles.InvokeRequired)
{
tvHandles.Invoke(new Action(() => { parentNode = tvHandles.Nodes.Add(AssembleNodeText(handle)); }));
}
PopulateTreeRecursive(parentNode, handle);
}
});
mainTask.Start();
tvHandles.EndUpdate();
}
private string AssembleNodeText(IntPtr handle)
{
string windowText = WindowHandleManager.GetWindowTextWithHwnd(handle);
string windowClass = WindowHandleManager.GetClassNameForHwnd(handle);
string handleStr = handle.ToString();
windowText = (string.IsNullOrEmpty(windowText) ? "NO TITLE" : windowText);
windowClass = (string.IsNullOrEmpty(windowClass) ? "NO CLASSNAME" : windowClass);
return("Handle: " + handleStr + ", Title: " + windowText + ", Class: " + windowClass);
}
private void PopulateTreeRecursive(TreeNode parentNode, IntPtr parentHwnd)
{
List <IntPtr> children = WindowHandleManager.GetAllChildHandles(parentHwnd);
foreach (IntPtr child in children)
{
TreeNode currentNode = null;
if (tvHandles.InvokeRequired)
{
tvHandles.Invoke(new Action(() => { currentNode = parentNode.Nodes.Add(AssembleNodeText(child)); }));
}
PopulateTreeRecursive(currentNode, child);
}
}