private ISelectionItemProvider ChildItemAtIndex(int i)
{
Adapter parentAdapter = AutomationBridge.GetAdapterForProviderSemiLazy(ChildrenHolder);
if (parentAdapter == null)
{
Log.Error("Can't get adapter for Selection ChildrenHolder");
return(null);
}
Adapter adapter = parentAdapter.RefAccessibleChild(i) as Adapter;
if (adapter == null || adapter.Provider == null)
{
return(null);
}
ISelectionItemProvider ret = (ISelectionItemProvider)adapter.Provider.GetPatternProvider
(SelectionItemPatternIdentifiers.Pattern.Id);
if (ret != null)
{
return(ret);
}
IRawElementProviderFragment fragment = adapter.Provider as IRawElementProviderFragment;
if (fragment != null)
{
fragment = fragment.Navigate(NavigateDirection.Parent);
}
if (fragment != null && (int)fragment.GetPropertyValue(AutomationElementIdentifiers.ControlTypeProperty.Id) == ControlType.DataItem.Id)
{
ret = (ISelectionItemProvider)fragment.GetPatternProvider
(SelectionItemPatternIdentifiers.Pattern.Id);
}
return(ret);
}
public Atk.Object RefAt(int row, int column)
{
if (!AreRowColInBounds(row, column))
{
return(null);
}
IRawElementProviderSimple[] headers = null;
if (tableProvider != null)
{
headers = tableProvider.GetColumnHeaders();
}
// Some controls will have column headers that need to
// be mapped to row 0
if (row == 0 && headers != null)
{
if (column >= headers.Length)
{
return(null);
}
return(AutomationBridge.GetAdapterForProviderSemiLazy(
headers [column]));
}
// GetItem indexes through only items, not headers, so
// we need to remap the row number
if (headers != null)
{
row -= 1;
}
IRawElementProviderSimple item;
try {
item = GridProvider.GetItem(row, column);
} catch (ArgumentOutOfRangeException e) {
Log.Debug(e);
return(null);
}
if (item == null)
{
return(null);
}
return(AutomationBridge.GetAdapterForProviderSemiLazy(item));
}
//this kind of search will work regardless of the technique used for the hierarchy layout used for
//the children (mono-level or multi-level), because in the provider side it's multi-level always
private Adapter RefProviderChildByDepthSearch(int pos)
{
Adapter adapter = null;
var frag = resource.Provider as IRawElementProviderFragment;
var parent = frag;
while (pos >= 0)
{
if (frag == null)
{
return(null);
}
frag = frag.Navigate(NavigateDirection.FirstChild);
if (frag == null)
{
frag = parent.Navigate(NavigateDirection.NextSibling);
}
if (frag != null)
{
parent = frag;
}
else
{
if (parent != resource.Provider)
{
parent = parent.Navigate(NavigateDirection.Parent);
frag = parent.Navigate(NavigateDirection.NextSibling);
}
else
{
return(null);
}
}
adapter = AutomationBridge.GetAdapterForProviderSemiLazy(frag);
//we need this check because there are some children providers that don't have an Adapter
if (adapter != null)
{
pos--;
}
}
return(adapter);
}
public Atk.Object RefSelection(int i)
{
IRawElementProviderSimple[] selectedElements =
GetSelection();
if (selectedElements.Length == 0 || (i < 0 || i >= selectedElements.Length))
{
return(null);
}
IRawElementProviderSimple provider = selectedElements [i];
if (provider == null)
{
return(null);
}
if (provider is IRawElementProviderFragment && (int)provider.GetPropertyValue(AutomationElementIdentifiers.ControlTypeProperty.Id) == ControlType.DataItem.Id)
{
provider = ((IRawElementProviderFragment)provider).Navigate(NavigateDirection.FirstChild);
}
return(AutomationBridge.GetAdapterForProviderSemiLazy(provider));
}