public SystemAccessible[] GetChildren()
{
List <SystemAccessible> result = new List <SystemAccessible>();
try {
SystemAccessible child = this.FirstChild;
if (child == null)
{
for (int i = 1, n = this.GetChildCount(); i <= n; i++)
{
child = (SystemAccessible)this.GetChild(i);
if (child != null)
{
result.Add(child);
}
}
}
else
{
SystemAccessible last = this.LastChild;
while (child != null)
{
result.Add(child);
if (child == last)
{
break;
}
child = (SystemAccessible)child.Navigate(AccessibleNavigation.Next);
}
}
} catch {
}
return(result.ToArray());
}
public Window(Process p)
{
this.p = p;
IntPtr h = p.Handle;
while (h == IntPtr.Zero || !p.Responding)
{
Sleep(1000);
p.WaitForInputIdle();
h = p.Handle;
if (p.HasExited)
{
throw new InvalidOperationException(string.Format("Process '{0}' has exited!", p.StartInfo.FileName));
}
}
p.Exited += new EventHandler(OnExited);
int id = p.Id;
if (handle == IntPtr.Zero)
{
// p.MainWindowHandle always returns 0 for some unknown reason...
int retries = 20;
while (retries-- > 0 && handle == IntPtr.Zero)
{
handle = FindWindowForProcessId(id);
Sleep(1000);
}
if (handle == IntPtr.Zero)
{
throw new Exception("Process as no window handle");
}
}
this.acc = SystemAccessible.AccessibleObjectForWindow(handle);
}
void LoadSimpleChildren(SystemAccessible item)
{
for (int i = 1, n = item.GetChildCount(); i <= n; i++)
{
SystemAccessible child = (SystemAccessible)item.GetChild(i);
AddChild(child);
}
}
public static SystemAccessible AccessibleWindowObjectAt(Point pt)
{
POINT p = new POINT();
p.x = pt.X;
p.y = pt.Y;
IntPtr hwnd = WindowFromPoint(p);
if (hwnd != IntPtr.Zero)
{
return(SystemAccessible.AccessibleObjectForWindow(hwnd));
}
return(null);
}
void ReloadMap(string name)
{
if (map == null)
{
map = new Dictionary <string, SystemAccessible>();
}
if (map == null || !map.ContainsKey(name))
{
SystemAccessible client = GetClient();
if (client != null)
{
LoadChildren(client);
}
}
}
static SystemAccessible Wrap(AccessibleObject parent, IAccessible acc, int id)
{
if (acc == null)
{
return(null);
}
if (s_Wrappers.ContainsKey(acc))
{
return(s_Wrappers[acc]);
}
SystemAccessible wrapper = new SystemAccessible(parent, acc, id);
s_Wrappers[acc] = wrapper;
return(wrapper);
}
void LoadComplexChildren(SystemAccessible item)
{
SystemAccessible first = item.FirstChild;
if (first != null)
{
SystemAccessible last = item.LastChild;
SystemAccessible child = first;
while (child != null)
{
AddChild(child);
if (child == last)
{
break;
}
child = child.NextSibling;
}
}
}
void AddChild(SystemAccessible child)
{
string name = child.Name;
if (!string.IsNullOrEmpty(name) && child.Role != AccessibleRole.Window)
{
Trace.WriteLine("Found: " + name);
if (!map.ContainsKey(name) || child.Role == AccessibleRole.Client)
{
map[name] = child;
}
else
{
Trace.WriteLine(string.Format("Ambiguous item name: '{0}'", name));
}
}
if (child.GetChildCount() > 0)
{
LoadChildren(child);
}
}
private static IntPtr FindWindowForProcessId(int id)
{
// Hmmm, try and find window for this process then.
IntPtr hwnd = GetWindow(GetDesktopWindow(), GetWindowOptions.Child);
while (hwnd != IntPtr.Zero)
{
int procid;
int thread = GetWindowThreadProcessId(hwnd, out procid);
if (procid == id && IsWindowVisible(hwnd))
{
SystemAccessible acc = SystemAccessible.AccessibleObjectForWindow(hwnd);
if (acc.Role == AccessibleRole.Client &&
(acc.State & AccessibleStates.Invisible) == 0 &&
!string.IsNullOrEmpty(acc.Name))
{
// found it!
return(hwnd);
}
}
hwnd = GetWindow(hwnd, GetWindowOptions.Next);
}
return(IntPtr.Zero);
}
void LoadChildren(SystemAccessible item)
{
switch (item.Role)
{
case AccessibleRole.Alert:
break;
case AccessibleRole.Animation:
break;
case AccessibleRole.Application:
break;
case AccessibleRole.Border:
break;
case AccessibleRole.ButtonDropDown:
break;
case AccessibleRole.ButtonDropDownGrid:
break;
case AccessibleRole.ButtonMenu:
break;
case AccessibleRole.Caret:
break;
case AccessibleRole.Cell:
break;
case AccessibleRole.Character:
break;
case AccessibleRole.Chart:
break;
case AccessibleRole.CheckButton:
break;
case AccessibleRole.Client:
case AccessibleRole.Window:
this.LoadComplexChildren(item);
break;
case AccessibleRole.Clock:
break;
case AccessibleRole.Column:
break;
case AccessibleRole.ColumnHeader:
break;
case AccessibleRole.ComboBox:
break;
case AccessibleRole.Cursor:
break;
case AccessibleRole.Default:
break;
case AccessibleRole.Diagram:
break;
case AccessibleRole.Dial:
break;
case AccessibleRole.Dialog:
break;
case AccessibleRole.Document:
break;
case AccessibleRole.DropList:
break;
case AccessibleRole.Equation:
break;
case AccessibleRole.Graphic:
break;
case AccessibleRole.Grip:
break;
case AccessibleRole.Grouping:
break;
case AccessibleRole.HelpBalloon:
break;
case AccessibleRole.HotkeyField:
break;
case AccessibleRole.Indicator:
break;
case AccessibleRole.IpAddress:
break;
case AccessibleRole.Link:
break;
case AccessibleRole.List:
break;
case AccessibleRole.ListItem:
break;
case AccessibleRole.MenuBar:
case AccessibleRole.MenuItem:
case AccessibleRole.MenuPopup:
case AccessibleRole.ToolBar:
this.LoadSimpleChildren(item);
break;
case AccessibleRole.None:
break;
case AccessibleRole.Outline:
break;
case AccessibleRole.OutlineButton:
break;
case AccessibleRole.OutlineItem:
break;
case AccessibleRole.PageTab:
break;
case AccessibleRole.PageTabList:
break;
case AccessibleRole.Pane:
break;
case AccessibleRole.ProgressBar:
break;
case AccessibleRole.PropertyPage:
break;
case AccessibleRole.PushButton:
break;
case AccessibleRole.RadioButton:
break;
case AccessibleRole.Row:
break;
case AccessibleRole.RowHeader:
break;
case AccessibleRole.ScrollBar:
break;
case AccessibleRole.Separator:
break;
case AccessibleRole.Slider:
break;
case AccessibleRole.Sound:
break;
case AccessibleRole.SpinButton:
break;
case AccessibleRole.SplitButton:
break;
case AccessibleRole.StaticText:
break;
case AccessibleRole.StatusBar:
break;
case AccessibleRole.Table:
break;
case AccessibleRole.Text:
break;
case AccessibleRole.TitleBar:
break;
case AccessibleRole.ToolTip:
break;
case AccessibleRole.WhiteSpace:
break;
default:
break;
}
}
public Window(Window parent, IntPtr handle)
{
this.parent = parent;
this.handle = handle;
this.acc = SystemAccessible.AccessibleObjectForWindow(handle);
}
