wnd[] _FindAll(WndList_ k, wnd wParent)
{
using (k) {
using var ab = new ArrayBuilder_ <wnd>();
_FindInList(wParent, k, w => ab.Add(w)); //CONSIDER: ab could be part of _WndList. Now the delegate creates garbage.
return(ab.ToArray());
}
}
/// <summary>
/// Returns index of matching element or -1.
/// Returns -1 if using getAll.
/// </summary>
/// <param name="wParent">Parent window. Can be default(wnd) if inList is true and no DirectChild flag and not using winforms name.</param>
/// <param name="a">List of wnd. Does not dispose it.</param>
/// <param name="getAll">If not null, calls it for all matching and returns -1.</param>
int _FindInList(wnd wParent, WndList_ a, Action <wnd> getAll = null)
{
Result = default;
if (a.Type == WndList_.ListType.None)
{
return(-1);
}
bool inList = a.Type != WndList_.ListType.ArrayBuilder;
int skipCount = _skipCount;
try { //will need to dispose something
for (int index = 0; a.Next(out wnd w); index++)
{
if (w.Is0)
{
continue;
}
if (inList) //else the enum function did this
{
if (!_flags.Has(WCFlags.HiddenToo))
{
if (!w.IsVisibleIn_(wParent))
{
continue;
}
}
if (_flags.Has(WCFlags.DirectChild) && !wParent.Is0)
{
if (w.ParentGWL_ != wParent)
{
continue;
}
}
}
if (_id != null)
{
if (w.ControlId != _id.Value)
{
continue;
}
}
if (_className != null)
{
if (!_className.Match(w.ClassName))
{
continue;
}
}
if (_name != null)
{
string s;
switch (_nameIs)
{
case _NameIs.text:
s = w.ControlText;
break;
case _NameIs.elmName:
s = w.NameElm;
break;
case _NameIs.wfName:
if (_wfControls == null)
{
try {
_wfControls = new WinformsControlNames(wParent.Is0 ? w : wParent);
}
catch (AuWndException) { //invalid parent window
return(-1);
}
catch (AuException e) { //probably process of higher UAC integrity level
print.warning($"Failed to get winforms control names. {e.Message}");
return(-1);
}
}
s = _wfControls.GetControlName(w);
break;
//case _NameIs.label:
// s = w.NameLabel;
// break;
default:
s = w.Name;
break;
}
if (!_name.Match(s))
{
continue;
}
}
if (_also != null && !_also(w))
{
continue;
}
if (getAll != null)
{
getAll(w);
continue;
}
if (skipCount-- > 0)
{
continue;
}
Result = w;
return(index);
}
}
finally {
if (_wfControls != null)
{
_wfControls.Dispose(); _wfControls = null;
}
}
return(-1);
}
/// <summary>
/// Finds the specified control in a list of controls.
/// Returns 0-based index, or -1 if not found.
/// The <see cref="Result"/> property will be the control.
/// </summary>
/// <param name="a">List of controls, for example returned by <see cref="wnd.getwnd.Children"/>.</param>
/// <param name="wParent">Direct or indirect parent window. Used only for flag DirectChild.</param>
public int FindInList(IEnumerable <wnd> a, wnd wParent = default)
{
using var k = new WndList_(a);
return(_FindInList(wParent, k));
}
/// <returns>If found, sets <see cref="Result"/> and returns true, else false.</returns>
/// <inheritdoc cref="Find(wnd)"/>
public bool Exists(wnd wParent)
{
using var k = new WndList_(_AllChildren(wParent));
return(_FindInList(wParent, k) >= 0);
}