public static List <AutomationElement> FindAll(AutomationElement root, TreeScope scope, Condition condition, int processId)
{
return((List <AutomationElement>) STAHelper.Invoke(
delegate() {
int elementProcessId = (int)root.GetCurrentPropertyValue(AutomationElement.ProcessIdProperty);
if (elementProcessId != processId)
{
// This happens when the element represents the desktop.
// We could just filter using the ProcessIdProperty but this searches all nodes and *then* filters,
// which is incredibly slow if we're searching a lot of nodes (i.e. TreeScope is Descendant).
// Instead we find all direct children with the right process id and then search them inclusively.
// Helpfully, there's a Subtree TreeScope which does what we want
Condition processCondition = new PropertyCondition2(AutomationElement.ProcessIdProperty, processId);
if (scope == TreeScope.Descendants)
{
List <AutomationElement> roots = AutomationExtensions.FindAllRaw(root, TreeScope.Children, processCondition);
List <AutomationElement> mergedResults = new List <AutomationElement>();
foreach (AutomationElement currentRoot in roots)
{
mergedResults.AddRange(FindAll(currentRoot, TreeScope.Subtree, condition, processId));
}
return mergedResults;
}
else
{
condition = (condition == null) ? processCondition : new AndCondition(condition, processCondition);
}
}
if (condition == null)
{
condition = Condition.TrueCondition;
}
return AutomationExtensions.FindAllRaw(root, scope, condition);
}
));
}
public static List<AutomationElement> FindAll(AutomationElement root, TreeScope scope, Condition condition, int processId) {
return (List<AutomationElement>)STAHelper.Invoke(
delegate() {
int elementProcessId = (int)root.GetCurrentPropertyValue(AutomationElement.ProcessIdProperty);
if (elementProcessId != processId) {
// This happens when the element represents the desktop.
// We could just filter using the ProcessIdProperty but this searches all nodes and *then* filters,
// which is incredibly slow if we're searching a lot of nodes (i.e. TreeScope is Descendant).
// Instead we find all direct children with the right process id and then search them inclusively.
// Helpfully, there's a Subtree TreeScope which does what we want
Condition processCondition = new PropertyCondition2(AutomationElement.ProcessIdProperty, processId);
if (scope == TreeScope.Descendants) {
List<AutomationElement> roots = AutomationExtensions.FindAllRaw(root, TreeScope.Children, processCondition);
List<AutomationElement> mergedResults = new List<AutomationElement>();
foreach (AutomationElement currentRoot in roots)
mergedResults.AddRange(FindAll(currentRoot, TreeScope.Subtree, condition, processId));
return mergedResults;
} else {
condition = (condition == null) ? processCondition : new AndCondition(condition, processCondition);
}
}
if (condition == null)
condition = Condition.TrueCondition;
return AutomationExtensions.FindAllRaw(root, scope, condition);
}
);
}
public ScrollAxis GetScrollAxis(OrientationType orientation) {
return (ScrollAxis)STAHelper.Invoke(
delegate() {
if(!scrollAxes.ContainsKey(orientation)) {
object pattern;
if(AutomationElement.TryGetCurrentPattern(ScrollPattern.Pattern, out pattern)) {
scrollAxes[orientation] = new ScrollPatternAxis((ScrollPattern)pattern, orientation);
} else if(ControlType == ControlType.ScrollBar) {
if(orientation == (OrientationType)this[AutomationElement.OrientationProperty])
scrollAxes[orientation] = new ScrollBarAxis(AutomationElement);
else
throw new ArgumentException("Cannot get "+orientation+" scroll-axis for a scrollbar that is not "+orientation);
} else if (ControlType == ControlType.Pane && Class == "ScrollBar") {
scrollAxes[orientation] = new PaneScrollAxis(AutomationElement);
} else {
Condition scrollBarCondition =
new AndCondition(
new PropertyCondition2(AutomationElement.OrientationProperty, orientation),
new PropertyCondition2(AutomationElement.ControlTypeProperty, ControlType.ScrollBar)
);
Condition scrollPaneCondition =
new AndCondition(
new PropertyCondition2(AutomationElement.ControlTypeProperty, ControlType.Pane),
new PropertyCondition2(AutomationElement.ClassNameProperty, "ScrollBar")
);
Condition scrollPatternCondition = new PropertyCondition2(AutomationElement.IsScrollPatternAvailableProperty, true);
Condition condition = new OrCondition(scrollBarCondition, scrollPaneCondition, scrollPatternCondition);
List<AutomationElement> matches = Twin.View.Search.FindAll(AutomationElement, TreeScope.Descendants, 1 ,condition, (int)AutomationElement.GetCurrentPropertyValue(AutomationElement.ProcessIdProperty));
for(int i=0; i<matches.Count; i++) {
if(matches[i].GetCurrentPropertyValue(AutomationElement.ControlTypeProperty) != ControlType.Pane)
continue;
if((bool)matches[i].GetCurrentPropertyValue(AutomationElement.IsScrollPatternAvailableProperty))
continue;
Rect bounds = (Rect)matches[i].GetCurrentPropertyValue(AutomationElement.BoundingRectangleProperty);
if(orientation == OrientationType.Horizontal && bounds.Height > bounds.Width)
matches.RemoveAt(i--);
if(orientation == OrientationType.Vertical && bounds.Width > bounds.Height)
matches.RemoveAt(i--);
}
if (matches.Count == 0)
return null;
if (matches.Count > 1)
throw new ArgumentException("Scrollable Axis for element ambiguous");
return Element.Create(matches[0], processId).GetScrollAxis(orientation);
}
}
return scrollAxes[orientation];
}
);
}
public ScrollAxis GetScrollAxis(OrientationType orientation)
{
return((ScrollAxis)STAHelper.Invoke(
delegate() {
if (!scrollAxes.ContainsKey(orientation))
{
object pattern;
if (AutomationElement.TryGetCurrentPattern(ScrollPattern.Pattern, out pattern))
{
scrollAxes[orientation] = new ScrollPatternAxis((ScrollPattern)pattern, orientation);
}
else if (ControlType == ControlType.ScrollBar)
{
if (orientation == (OrientationType)this[AutomationElement.OrientationProperty])
{
scrollAxes[orientation] = new ScrollBarAxis(AutomationElement);
}
else
{
throw new ArgumentException("Cannot get " + orientation + " scroll-axis for a scrollbar that is not " + orientation);
}
}
else if (ControlType == ControlType.Pane && Class == "ScrollBar")
{
scrollAxes[orientation] = new PaneScrollAxis(AutomationElement);
}
else
{
Condition scrollBarCondition =
new AndCondition(
new PropertyCondition2(AutomationElement.OrientationProperty, orientation),
new PropertyCondition2(AutomationElement.ControlTypeProperty, ControlType.ScrollBar)
);
Condition scrollPaneCondition =
new AndCondition(
new PropertyCondition2(AutomationElement.ControlTypeProperty, ControlType.Pane),
new PropertyCondition2(AutomationElement.ClassNameProperty, "ScrollBar")
);
Condition scrollPatternCondition = new PropertyCondition2(AutomationElement.IsScrollPatternAvailableProperty, true);
Condition condition = new OrCondition(scrollBarCondition, scrollPaneCondition, scrollPatternCondition);
List <AutomationElement> matches = Twin.View.Search.FindAll(AutomationElement, TreeScope.Descendants, 1, condition, (int)AutomationElement.GetCurrentPropertyValue(AutomationElement.ProcessIdProperty));
for (int i = 0; i < matches.Count; i++)
{
if (matches[i].GetCurrentPropertyValue(AutomationElement.ControlTypeProperty) != ControlType.Pane)
{
continue;
}
if ((bool)matches[i].GetCurrentPropertyValue(AutomationElement.IsScrollPatternAvailableProperty))
{
continue;
}
Rect bounds = (Rect)matches[i].GetCurrentPropertyValue(AutomationElement.BoundingRectangleProperty);
if (orientation == OrientationType.Horizontal && bounds.Height > bounds.Width)
{
matches.RemoveAt(i--);
}
if (orientation == OrientationType.Vertical && bounds.Width > bounds.Height)
{
matches.RemoveAt(i--);
}
}
if (matches.Count == 0)
{
return null;
}
if (matches.Count > 1)
{
throw new ArgumentException("Scrollable Axis for element ambiguous");
}
return Element.Create(matches[0], processId).GetScrollAxis(orientation);
}
}
return scrollAxes[orientation];
}
));
}
