private static IRawElementProviderSimple CreateSystemMenu(IntPtr hwnd)
{
NonClientArea nonClientArea = new NonClientArea(hwnd);
WindowsTitleBar titleBar = (WindowsTitleBar)nonClientArea.CreateNonClientChild(NonClientItem.TitleBar);
return(titleBar.CreateTitleBarChild(WindowsTitleBar._systemMenu));
}
//------------------------------------------------------
//
// Patterns Implementation
//
//------------------------------------------------------
#region ProxySimple Interface
// Returns a pattern interface if supported.
internal override object GetPatternProvider(AutomationPattern iid)
{
// selection is always supported
if (iid == SelectionPattern.Pattern)
{
return(this);
}
// the scroll pattern is only supported when the list is scrollable.
else if (iid == ScrollPattern.Pattern && WindowScroll.HasScrollableStyle(_hwnd))
{
// delegate work to the NonClientArea implementation of IScrollProvider
IScrollProvider scroll = NonClientArea.Create(_hwnd, 0) as IScrollProvider;
if (scroll != null)
{
return(scroll);
}
}
return(null);
}
private static void RaiseEventsOnWindow(IntPtr hwnd, int eventId, object idProp, int idObject, int idChild)
{
ProxyFragment elw = new NonClientArea(hwnd);
if (eventId == NativeMethods.EventObjectNameChange)
{
int style = Misc.GetWindowStyle(hwnd);
if (Misc.IsBitSet(style, NativeMethods.WS_CHILD))
{
// Full control names do not change. They are named by the static label.
return;
}
else
{
// But the title bar name does so allow title bar proxy to procees the event.
WindowsTitleBar tb = new WindowsTitleBar(hwnd, elw, 0);
tb.DispatchEvents(eventId, idProp, idObject, idChild);
}
}
elw.DispatchEvents(eventId, idProp, idObject, idChild);
}
private static IRawElementProviderSimple CreateMenuBarItem(IntPtr hwnd, int idChild)
{
IntPtr menu = UnsafeNativeMethods.GetMenu(hwnd);
if (menu == IntPtr.Zero)
{
return(null);
}
NonClientArea nonClientArea = new NonClientArea(hwnd);
WindowsMenu appMenu = new WindowsMenu(hwnd, nonClientArea, menu, WindowsMenu.MenuType.Toplevel, (int)NonClientItem.Menu);
if (idChild == 0)
{
return(appMenu);
}
else
{
return(appMenu.CreateMenuItem(idChild - 1));
}
}
// Return menuItem object which is a hierarchical parent of the given menu (specified via hwnd)
// return NULL in the case when menu does not have a parent (e.g. Context menu)
// NOTE: this method should not be called for the menuItem that lives on the System or Menubar
internal static MenuItem GetHierarchyParent(IntPtr hwnd)
{
int ownerMenuItemPos = -1;
IntPtr menuParent = IntPtr.Zero;
IntPtr hwndParent = IntPtr.Zero;
IntPtr menu = HmenuFromHwnd(hwnd);
if (menu == IntPtr.Zero)
{
throw new ElementNotAvailableException();
}
MenuType currentType = GetSubMenuType(hwnd, menu);
MenuType parentType = MenuType.Toplevel;
if (currentType == MenuType.Submenu)
{
if (!GetSubMenuParent(hwnd, out menuParent, out hwndParent, out ownerMenuItemPos, out parentType))
{
return null;
}
ProxyFragment parent = null;
if (parentType == MenuType.Toplevel)
{
// Top Level Menu.
// We need to have the parenthood defined in the same way as if it was done
// from the non client area code.
NonClientArea nonClientArea = new NonClientArea(hwndParent);
parent = nonClientArea.CreateNonClientChild(NonClientArea.NonClientItem.Menu);
}
else
{
parent = new WindowsMenu(hwndParent, null, menuParent, parentType, ownerMenuItemPos);
}
return new MenuItem(hwndParent, parent, ownerMenuItemPos, menuParent, parentType);
}
return null;
}
// Return menuItem object which is a hierarchical parent of the given menu (specified via hwnd)
// return NULL in the case when menu does not have a parent (e.g. Context menu)
// NOTE: this method should not be called for the menuItem that lives on the System or Menubar
private static ProxyFragment GetSystemPopupParent ()
{
// Parent lives on menuBar or parent lives on another submenu
// or parent lives on the context or parent lives on system popup menu ...
// Start from menuBar
NativeMethods.GUITHREADINFO gui;
if (!Misc.ProxyGetGUIThreadInfo(0, out gui))
{
return null;
}
NonClientArea nonClientArea = new NonClientArea (gui.hwndActive);
WindowsTitleBar titleBar = (WindowsTitleBar) nonClientArea.CreateNonClientChild (NonClientArea.NonClientItem.TitleBar);
ProxyFragment systemMenu = (ProxyFragment) titleBar.CreateTitleBarChild (WindowsTitleBar._systemMenu);
return (ProxyFragment) systemMenu.GetFirstChild ();
}
private static void RaiseEventsOnWindow(IntPtr hwnd, int eventId, object idProp, int idObject, int idChild)
{
ProxyFragment elw = new NonClientArea(hwnd);
if (eventId == NativeMethods.EventObjectNameChange)
{
int style = Misc.GetWindowStyle(hwnd);
if (Misc.IsBitSet(style, NativeMethods.WS_CHILD))
{
// Full control names do not change. They are named by the static label.
return;
}
else
{
// But the title bar name does so allow title bar proxy to procees the event.
WindowsTitleBar tb = new WindowsTitleBar(hwnd, elw, 0);
tb.DispatchEvents(eventId, idProp, idObject, idChild);
}
}
elw.DispatchEvents(eventId, idProp, idObject, idChild);
}
private static void RaiseEventsOnScroll(IntPtr hwnd, int eventId, object idProp, int idObject, int idChild)
{
if ((idProp == ScrollPattern.VerticalScrollPercentProperty && idObject != NativeMethods.OBJID_VSCROLL) ||
(idProp == ScrollPattern.HorizontalScrollPercentProperty && idObject != NativeMethods.OBJID_HSCROLL))
{
return;
}
ProxyFragment el = new NonClientArea(hwnd);
if (el == null)
return;
if (idProp == InvokePattern.InvokedEvent)
{
NonClientItem item = idObject == NativeMethods.OBJID_HSCROLL ? NonClientItem.HScrollBar : NonClientItem.VScrollBar;
int sbFlag = idObject == NativeMethods.OBJID_HSCROLL ? NativeMethods.SB_HORZ : NativeMethods.SB_VERT;
ProxyFragment scrollBar = new WindowsScrollBar(hwnd, el, (int)item, sbFlag);
if (scrollBar != null)
{
ProxySimple scrollBarBit = WindowsScrollBarBits.CreateFromChildId(hwnd, scrollBar, idChild, sbFlag);
if (scrollBarBit != null)
{
scrollBarBit.DispatchEvents(eventId, idProp, idObject, idChild);
}
}
return;
}
if (eventId == NativeMethods.EventObjectStateChange && idProp == ValuePattern.IsReadOnlyProperty)
{
if (idChild == 0)
{
//
if (idObject == NativeMethods.OBJID_HSCROLL || idObject == NativeMethods.OBJID_VSCROLL)
{
idObject = NativeMethods.OBJID_WINDOW;
}
el.DispatchEvents(eventId, idProp, idObject, idChild);
}
return;
}
if (idProp == ValuePattern.ValueProperty && eventId == NativeMethods.EVENT_OBJECT_VALUECHANGE)
{
NonClientItem item = idObject == NativeMethods.OBJID_HSCROLL ? NonClientItem.HScrollBar : NonClientItem.VScrollBar;
WindowsScrollBar scrollBar = new WindowsScrollBar(hwnd, el, (int)item, idObject == NativeMethods.OBJID_HSCROLL ? NativeMethods.SB_HORZ : NativeMethods.SB_VERT);
scrollBar.DispatchEvents(0, ValuePattern.ValueProperty, NativeMethods.OBJID_CLIENT, 0);
return;
}
if (Misc.GetClassName(hwnd) == "ComboLBox")
{
el = (ProxyFragment)WindowsListBox.Create(hwnd, 0);
}
if (el != null)
{
el.DispatchEvents(eventId, idProp, idObject, idChild);
}
}
private static IRawElementProviderSimple CreateSystemMenu(IntPtr hwnd)
{
NonClientArea nonClientArea = new NonClientArea(hwnd);
WindowsTitleBar titleBar = (WindowsTitleBar)nonClientArea.CreateNonClientChild(NonClientItem.TitleBar);
return titleBar.CreateTitleBarChild(WindowsTitleBar._systemMenu);
}
private static IRawElementProviderSimple CreateMenuBarItem(IntPtr hwnd, int idChild)
{
IntPtr menu = UnsafeNativeMethods.GetMenu(hwnd);
if (menu == IntPtr.Zero)
{
return null;
}
NonClientArea nonClientArea = new NonClientArea( hwnd );
WindowsMenu appMenu = new WindowsMenu(hwnd, nonClientArea, menu, WindowsMenu.MenuType.Toplevel, (int) NonClientItem.Menu);
if (idChild == 0)
{
return appMenu;
}
else
{
return appMenu.CreateMenuItem(idChild - 1);
}
}
private static void RaiseEventsOnScroll(IntPtr hwnd, int eventId, object idProp, int idObject, int idChild)
{
if ((idProp == ScrollPattern.VerticalScrollPercentProperty && idObject != NativeMethods.OBJID_VSCROLL) ||
(idProp == ScrollPattern.HorizontalScrollPercentProperty && idObject != NativeMethods.OBJID_HSCROLL))
{
return;
}
ProxyFragment el = new NonClientArea(hwnd);
if (el == null)
{
return;
}
if (idProp == InvokePattern.InvokedEvent)
{
NonClientItem item = idObject == NativeMethods.OBJID_HSCROLL ? NonClientItem.HScrollBar : NonClientItem.VScrollBar;
int sbFlag = idObject == NativeMethods.OBJID_HSCROLL ? NativeMethods.SB_HORZ : NativeMethods.SB_VERT;
ProxyFragment scrollBar = new WindowsScrollBar(hwnd, el, (int)item, sbFlag);
if (scrollBar != null)
{
ProxySimple scrollBarBit = WindowsScrollBarBits.CreateFromChildId(hwnd, scrollBar, idChild, sbFlag);
if (scrollBarBit != null)
{
scrollBarBit.DispatchEvents(eventId, idProp, idObject, idChild);
}
}
return;
}
if (eventId == NativeMethods.EventObjectStateChange && idProp == ValuePattern.IsReadOnlyProperty)
{
if (idChild == 0)
{
//
if (idObject == NativeMethods.OBJID_HSCROLL || idObject == NativeMethods.OBJID_VSCROLL)
{
idObject = NativeMethods.OBJID_WINDOW;
}
el.DispatchEvents(eventId, idProp, idObject, idChild);
}
return;
}
if (idProp == ValuePattern.ValueProperty && eventId == NativeMethods.EVENT_OBJECT_VALUECHANGE)
{
NonClientItem item = idObject == NativeMethods.OBJID_HSCROLL ? NonClientItem.HScrollBar : NonClientItem.VScrollBar;
WindowsScrollBar scrollBar = new WindowsScrollBar(hwnd, el, (int)item, idObject == NativeMethods.OBJID_HSCROLL ? NativeMethods.SB_HORZ : NativeMethods.SB_VERT);
scrollBar.DispatchEvents(0, ValuePattern.ValueProperty, NativeMethods.OBJID_CLIENT, 0);
return;
}
if (Misc.GetClassName(hwnd) == "ComboLBox")
{
el = (ProxyFragment)WindowsListBox.Create(hwnd, 0);
}
if (el != null)
{
el.DispatchEvents(eventId, idProp, idObject, idChild);
}
}
private static void RaiseEventsOnScroll(IntPtr hwnd, int eventId, object idProp, int idObject, int idChild)
{
if ((idProp == ScrollPattern.VerticalScrollPercentProperty && idObject != NativeMethods.OBJID_VSCROLL) ||
(idProp == ScrollPattern.HorizontalScrollPercentProperty && idObject != NativeMethods.OBJID_HSCROLL))
{
return;
}
ProxyFragment el = new NonClientArea(hwnd);
if (el == null)
{
return;
}
if (idProp == InvokePattern.InvokedEvent)
{
NonClientItem item = idObject == NativeMethods.OBJID_HSCROLL ? NonClientItem.HScrollBar : NonClientItem.VScrollBar;
int sbFlag = idObject == NativeMethods.OBJID_HSCROLL ? NativeMethods.SB_HORZ : NativeMethods.SB_VERT;
ProxyFragment scrollBar = new WindowsScrollBar(hwnd, el, (int)item, sbFlag);
if (scrollBar != null)
{
ProxySimple scrollBarBit = WindowsScrollBarBits.CreateFromChildId(hwnd, scrollBar, idChild, sbFlag);
if (scrollBarBit != null)
{
scrollBarBit.DispatchEvents(eventId, idProp, idObject, idChild);
}
}
return;
}
if (eventId == NativeMethods.EventObjectStateChange && idProp == ValuePattern.IsReadOnlyProperty)
{
if (idChild == 0)
{
// This code is never exercised. The code in User needs to change to send
// EventObjectStateChange with a client ID of zero
//
// UIA works differently than MSAA. Events are set for elements rather than hwnd
// Scroll bar are processed the same way whatever they are part of the non client area
// or stand alone hwnd. OBJID_HSCROLL and OBJID_VSCROLL are mapped to OBJID_WINDOW
// so they behave the same for NC and hwnd SB.
// Parameters are setup so that the dispatch will send the proper notification and
// recursively will send notifications to all of the children
if (idObject == NativeMethods.OBJID_HSCROLL || idObject == NativeMethods.OBJID_VSCROLL)
{
idObject = NativeMethods.OBJID_WINDOW;
}
el.DispatchEvents(eventId, idProp, idObject, idChild);
}
return;
}
if (idProp == ValuePattern.ValueProperty && eventId == NativeMethods.EVENT_OBJECT_VALUECHANGE)
{
NonClientItem item = idObject == NativeMethods.OBJID_HSCROLL ? NonClientItem.HScrollBar : NonClientItem.VScrollBar;
WindowsScrollBar scrollBar = new WindowsScrollBar(hwnd, el, (int)item, idObject == NativeMethods.OBJID_HSCROLL ? NativeMethods.SB_HORZ : NativeMethods.SB_VERT);
scrollBar.DispatchEvents(0, ValuePattern.ValueProperty, NativeMethods.OBJID_CLIENT, 0);
return;
}
if (Misc.GetClassName(hwnd) == "ComboLBox")
{
el = (ProxyFragment)WindowsListBox.Create(hwnd, 0);
}
if (el != null)
{
el.DispatchEvents(eventId, idProp, idObject, idChild);
}
}