// Process all the Logical and Raw Element Properties
internal override object GetElementProperty(AutomationProperty idProp)
{
if (idProp == AutomationElement.IsControlElementProperty)
{
IntPtr hwndTabParent = GetTabParent();
if (hwndTabParent != IntPtr.Zero)
{
return(WindowsTab.IsValidControl(hwndTabParent));
}
}
return(base.GetElementProperty(idProp));
}
// Process events for the associated UpDown control, and relay
// them to the WindowsTab control instead.
internal static void UpDownControlRaiseEvents(
IntPtr hwnd, int eventId, object idProp, int idObject, int idChild)
{
if (eventId == NativeMethods.EventObjectValueChange &&
idProp == ScrollPattern.HorizontalScrollPercentProperty)
{
IntPtr hwndParent = NativeMethodsSetLastError.GetAncestor(hwnd, NativeMethods.GA_PARENT);
if (hwndParent != IntPtr.Zero &&
Misc.ProxyGetClassName(hwndParent).Contains("SysTabControl32"))
{
WindowsTab el = new WindowsTab(hwndParent, null, 0);
el.DispatchEvents(eventId, idProp, 0, 0);
}
}
}
//------------------------------------------------------
//
// Interface IRawElementProviderHwndOverride
//
//------------------------------------------------------
#region IRawElementProviderHwndOverride Interface
IRawElementProviderSimple IRawElementProviderHwndOverride.GetOverrideProviderForHwnd(IntPtr hwnd)
{
// return the appropriate placeholder for the given hwnd...
// loop over all the tabs to find it.
IntPtr hwndTab;
int item;
if (IsTabPage(hwnd, out hwndTab, out item))
{
WindowsTab wTab = new WindowsTab(hwndTab, null, 0);
return(new WindowsTabChildOverrideProxy(hwnd, wTab.CreateTabItem(item), item));
}
return(null);
}
void IScrollItemProvider.ScrollIntoView()
{
// Make sure that the control is enabled
if (!SafeNativeMethods.IsWindowEnabled(_hwnd))
{
throw new ElementNotEnabledException();
}
WindowsTab parent = (WindowsTab)_parent;
if (!parent.IsScrollable())
{
throw new InvalidOperationException(SR.Get(SRID.OperationCannotBePerformed));
}
parent.ScrollToItem(_item);
}
// Sets the focus to this item.
internal override bool SetFocus()
{
if (Misc.IsBitSet(WindowStyle, NativeMethods.TCS_FOCUSNEVER))
{
return(false);
}
WindowsTab tab = (WindowsTab)_parent;
ProxySimple focused = tab.GetFocus();
if (focused == null || _item != focused._item)
{
Misc.ProxySendMessage(_hwnd, NativeMethods.TCM_SETCURFOCUS, new IntPtr(_item), IntPtr.Zero);
}
return(true);
}
// Returns an enumerator over the current selection.
IRawElementProviderSimple[] ISelectionProvider.GetSelection()
{
IRawElementProviderSimple[] selection = null;
// If only one selection allowed, get selected item, if any, and add to list
if (!WindowsTab.SupportMultipleSelection(_hwnd))
{
int selectedItem = WindowsTabItem.GetCurrentSelectedItem(_hwnd);
if (selectedItem >= 0)
{
selection = new IRawElementProviderSimple[1];
selection[0] = CreateTabItem(selectedItem);
}
}
// If multiple selections allowed, check each tab for selected state
else
{
ArrayList list = new ArrayList();
for (ProxySimple child = GetFirstChild(); child != null; child = GetNextSibling(child))
{
if (((ISelectionItemProvider)child).IsSelected)
{
list.Add(child);
}
}
int count = list.Count;
if (count <= 0)
{
return(null);
}
selection = new IRawElementProviderSimple[count];
for (int i = 0; i < count; i++)
{
selection[i] = (ProxySimple)list[i];
}
}
return(selection);
}
// Adds this element to the selection
void ISelectionItemProvider.AddToSelection()
{
// Make sure that the control is enabled
if (!SafeNativeMethods.IsWindowEnabled(_hwnd))
{
throw new ElementNotEnabledException();
}
// If not selectable, can't add to selection
if (!IsSelectable())
{
throw new InvalidOperationException(SR.Get(SRID.OperationCannotBePerformed));
}
// If already selected, done
if (((ISelectionItemProvider)this).IsSelected)
{
return;
}
// If multiple selections allowed, add requested selection
if (WindowsTab.SupportMultipleSelection(_hwnd) == true)
{
// Press ctrl and mouse click tab
NativeMethods.Win32Point pt = new NativeMethods.Win32Point();
if (GetClickablePoint(out pt, true))
{
Input.SendKeyboardInput(Key.LeftCtrl, true);
Misc.MouseClick(pt.x, pt.y);
Input.SendKeyboardInput(Key.LeftCtrl, false);
return;
}
throw new InvalidOperationException(SR.Get(SRID.OperationCannotBePerformed));
}
// else only single selection allowed
else
{
throw new InvalidOperationException(SR.Get(SRID.DoesNotSupportMultipleSelection));
}
}
// Static Create method called by the event tracker system
// WinEvents are one throwns because items exist. so it makes sense to create the item and
// check for details afterward.
internal static void RaiseEvents(IntPtr hwnd, int eventId, object idProp, int idObject, int idChild)
{
ProxySimple el = null;
switch (idObject)
{
case NativeMethods.OBJID_CLIENT:
{
WindowsTab wlv = new WindowsTab(hwnd, null, -1);
if (eventId == NativeMethods.EventObjectSelection || eventId == NativeMethods.EventObjectSelectionRemove || eventId == NativeMethods.EventObjectSelectionAdd)
{
el = wlv.CreateTabItem(idChild - 1);
}
else
{
el = wlv;
}
break;
}
default:
if ((idProp == ScrollPattern.VerticalScrollPercentProperty && idObject != NativeMethods.OBJID_VSCROLL) ||
(idProp == ScrollPattern.HorizontalScrollPercentProperty && idObject != NativeMethods.OBJID_HSCROLL))
{
return;
}
el = new WindowsTab(hwnd, null, -1);
break;
}
if (el != null)
{
el.DispatchEvents(eventId, idProp, idObject, idChild);
}
}
// Removes this element from the selection
void ISelectionItemProvider.RemoveFromSelection()
{
// Make sure that the control is enabled
if (!SafeNativeMethods.IsWindowEnabled(_hwnd))
{
throw new ElementNotEnabledException();
}
// If not selected, done
if (!((ISelectionItemProvider)this).IsSelected)
{
return;
}
// If multiple selections allowed, unselect element
if (WindowsTab.SupportMultipleSelection(_hwnd) == true)
{
NativeMethods.Win32Point pt = new NativeMethods.Win32Point();
if (GetClickablePoint(out pt, true))
{
Input.SendKeyboardInput(Key.LeftCtrl, true);
Misc.MouseClick(pt.x, pt.y);
Input.SendKeyboardInput(Key.LeftCtrl, false);
return;
}
throw new InvalidOperationException(SR.Get(SRID.OperationCannotBePerformed));
}
// else if button style and single select, send deselectall message
else if (Misc.IsBitSet(WindowStyle, NativeMethods.TCS_BUTTONS))
{
Misc.ProxySendMessage(_hwnd, NativeMethods.TCM_DESELECTALL, IntPtr.Zero, IntPtr.Zero);
return;
}
throw new InvalidOperationException(SR.Get(SRID.OperationCannotBePerformed));
}
private static IRawElementProviderSimple Create(IntPtr hwnd, int idChild)
{
WindowsTab wTab = new WindowsTab(hwnd, null, 0);
return(idChild == 0 ? wTab : wTab.CreateTabItem(idChild - 1));
}
// Static Create method called by the event tracker system
// WinEvents are one throwns because items exist. so it makes sense to create the item and
// check for details afterward.
internal static void RaiseEvents (IntPtr hwnd, int eventId, object idProp, int idObject, int idChild)
{
ProxySimple el = null;
switch (idObject)
{
case NativeMethods.OBJID_CLIENT :
{
WindowsTab wlv = new WindowsTab (hwnd, null, -1);
if (eventId == NativeMethods.EventObjectSelection || eventId == NativeMethods.EventObjectSelectionRemove || eventId == NativeMethods.EventObjectSelectionAdd)
{
el = wlv.CreateTabItem (idChild - 1);
}
else
{
el = wlv;
}
break;
}
default :
if ((idProp == ScrollPattern.VerticalScrollPercentProperty && idObject != NativeMethods.OBJID_VSCROLL) ||
(idProp == ScrollPattern.HorizontalScrollPercentProperty && idObject != NativeMethods.OBJID_HSCROLL))
{
return;
}
el = new WindowsTab(hwnd, null, -1);
break;
}
if (el != null)
{
el.DispatchEvents (eventId, idProp, idObject, idChild);
}
}
// Process events for the associated UpDown control, and relay
// them to the WindowsTab control instead.
internal static void UpDownControlRaiseEvents(
IntPtr hwnd, int eventId, object idProp, int idObject, int idChild)
{
if (eventId == NativeMethods.EventObjectValueChange
&& idProp == ScrollPattern.HorizontalScrollPercentProperty)
{
IntPtr hwndParent = NativeMethodsSetLastError.GetAncestor(hwnd, NativeMethods.GA_PARENT);
if (hwndParent != IntPtr.Zero
&& Misc.ProxyGetClassName(hwndParent).Contains("SysTabControl32"))
{
WindowsTab el = new WindowsTab(hwndParent, null, 0);
el.DispatchEvents(eventId, idProp, 0, 0);
}
}
}
private static IRawElementProviderSimple Create(IntPtr hwnd, int idChild)
{
WindowsTab wTab = new WindowsTab(hwnd, null, 0);
return idChild == 0 ? wTab : wTab.CreateTabItem (idChild - 1);
}
//------------------------------------------------------
//
// Interface IRawElementProviderHwndOverride
//
//------------------------------------------------------
#region IRawElementProviderHwndOverride Interface
IRawElementProviderSimple IRawElementProviderHwndOverride.GetOverrideProviderForHwnd(IntPtr hwnd)
{
// return the appropriate placeholder for the given hwnd...
// loop over all the tabs to find it.
IntPtr hwndTab;
int item;
if (IsTabPage(hwnd, out hwndTab, out item))
{
WindowsTab wTab = new WindowsTab(hwndTab, null, 0);
return new WindowsTabChildOverrideProxy(hwnd, wTab.CreateTabItem(item), item);
}
return null;
}
