Inheritance: AutomationEventArgs
Example #1
0
        private void HandleStructureChangedEvent(object sender, UIA.StructureChangedEventArgs structureChangedEventArgs)
        {
            var basicAutomationElement = new UIA2BasicAutomationElement((UIA2Automation)Automation, (UIA.AutomationElement)sender);
            var senderElement          = new AutomationElement(basicAutomationElement);

            HandleStructureChangedEvent(senderElement, (StructureChangeType)structureChangedEventArgs.StructureChangeType, structureChangedEventArgs.GetRuntimeId());
        }
Example #2
0
		public void RaiseStructureChangedEvent (object provider, StructureChangedEventArgs e)
		{
			var providerSimple = provider as IRawElementProviderSimple;
			if (providerSimple == null)
				return;
			ClientEventManager.RaiseStructureChangedEvent (providerSimple, e);
		}
		public void ValuesTest ()
		{
			int[] fakeRuntimeId = { 0 };
			StructureChangeType sct = StructureChangeType.ChildrenBulkAdded;
			StructureChangedEventArgs args =
				new StructureChangedEventArgs (sct, fakeRuntimeId);
			Assert.AreEqual (AutomationElementIdentifiers.StructureChangedEvent, args.EventId, "Check Event Id");
			Assert.AreEqual (sct, args.StructureChangeType, "Check StructureChangeType member");
		}
Example #4
0
		public override void RaiseStructureChangedEvent (object childProvider, StructureChangedEventArgs e)
		{
			/*IRawElementProviderSimple simpleChildProvider =
				(IRawElementProviderSimple) childProvider;
			//TODO: remove elements
			if (e.StructureChangeType == StructureChangeType.ChildrenBulkAdded) {
				int controlTypeId = (int) simpleChildProvider.GetPropertyValue (AutomationElementIdentifiers.ControlTypeProperty.Id);
				if (controlTypeId == ControlType.Button.Id) {
					// TODO: Consider generalizing...
					Button button = new Button ((IInvokeProvider) childProvider);
					AddOneChild (button);
					AddRelationship (Atk.RelationType.Embeds, button);
					//TODO: add to mappings
				}
			}*/
		}
Example #5
0
		public override void RaiseAutomationPropertyChangedEvent (AutomationPropertyChangedEventArgs e)
		{
			if (e.Property == AutomationElementIdentifiers.ControlTypeProperty) {
				//We remove the current Adapter and add it again to reflect the ControlType change
				StructureChangedEventArgs args 
					= new StructureChangedEventArgs (StructureChangeType.ChildRemoved, 
					                                 new int[] { 0 }); //TODO: Fix ?
				AutomationInteropProvider.RaiseStructureChangedEvent (Provider,
				                                                      args);

				args = new StructureChangedEventArgs (StructureChangeType.ChildAdded,
				                                      new int[] { 0 }); //TODO: Fix ?
				AutomationInteropProvider.RaiseStructureChangedEvent (Provider,
				                                                      args);
			} else
				base.RaiseAutomationPropertyChangedEvent (e);
		}
Example #6
0
        private void OnStructureChanged(object sender, StructureChangedEventArgs e)
        {
            Debug.WriteLine("\n\n----------------------------\nOnStructureChanged\n-----------------------------\n" +
            "e.StructureChangeType = " + Enum.GetName(typeof(StructureChangeType), e.StructureChangeType) + 
            "\ne.EventId.ProgrammaticName = " + e.EventId.ProgrammaticName +
            "\n\n");

            if (this._node.TreeNode.TreeView == null) //if tree currentTestTypeRootNode was removed then stop listening
                Stop();
            else
            {
                //we will refresh child nodes
                this._node.RefreshChildrenNodes();

                //and make sure that children children nodes are populated
                foreach (AutomationElementTreeNode childNode in this._node.Children)
                {
                    childNode.EnsureChildrenNodesPopulated(true);
                }
            }
        }
Example #7
0
 void UIAutomationClient.IUIAutomationStructureChangedEventHandler.HandleStructureChangedEvent(UIAutomationClient.IUIAutomationElement sender, UIAutomationClient.StructureChangeType changeType, Array runtimeId)
 {
     StructureChangedEventArgs args = new StructureChangedEventArgs(
         (StructureChangeType)changeType,
         (int[])runtimeId);
     this._structureChangeHandler(AutomationElement.Wrap(sender), args);
 }
 private void OnStructureChanged(object sender, StructureChangedEventArgs e)
 {
     MessageBox.Show($"e.StructureChangeType: {e.StructureChangeType}"
                         + L.f + $"e.EventId: {e.EventId}");
 }
        private void OnStructureChange(object sender, StructureChangedEventArgs e)
        {
            Console.WriteLine($"OnStructureChange {e.StructureChangeType}, {e.EventId}, {e.GetRuntimeId()}");

             var automationElement = AutomationElement.FromHandle(_process.MainWindowHandle);
             _automationElements = automationElement.FindAll(TreeScope.Subtree, Condition.TrueCondition);
        }
Example #10
0
		private void EnsureStructureEventsSetUp (DCI.IApplication app, string busName)
		{
			if (!structureEventBusNames.Contains (busName)) {
				structureEventBusNames.Add (busName);
				app.StructureChanged += delegate (int hId, int evtId, string providerPath,
				                                  StructureChangeType changeType) {
					var handler = eventHandlerManager.GetStructureEventHandlerById (hId);
					if (handler != null) {
						UiaDbusElement elem = GetOrCreateElement (busName, providerPath);
						AutomationElement ae = SourceManager.GetOrCreateAutomationElement (elem);
						var args = new StructureChangedEventArgs (changeType, elem.RuntimeId);
						handler (ae, args);
					}
				};
			}
		}
Example #11
0
        // OnWindowShowOrOpen - Called by the WindowShowOrOpenTracker class when UI is shown or created
        private static void OnWindowShowOrOpen( IntPtr hwnd, AutomationElement rawEl )
        {
            bool doWindowOpenedEvent = false;
            bool doStructureChangedEvent = false;

            lock ( _classLock )
            {
                if (_listeners != null)
                {

                    // if rawEl is w/in the scope of any listeners then register for events in the new UI
                    for (int i = 0; i < _listeners.Count; i++)
                    {
                        EventListenerClientSide ec = (EventListenerClientSide)_listeners[i];

                        EventListener l = ec.EventListener;
                        if ( l.EventId == WindowPattern.WindowOpenedEvent )
                            doWindowOpenedEvent = true;
                        if ( l.EventId == AutomationElement.StructureChangedEvent )
                            doStructureChangedEvent = true;

                        // Only advise UI contexts if the provider might raise that event.
                        if (!ShouldAdviseProviders( l.EventId ))
                            continue;

                        // Only advise UI contexts if the element is w/in scope of the reference element
                        if (!ec.WithinScope( rawEl ))
                            continue;

                        // Notify the server side
                        UiaCoreApi.UiaEventAddWindow(ec.EventHandle, hwnd);
                    }
                }
            }

            // Piggy-back on the listener for Windows hiding or closing to raise WindowClosed and StructureChanged events.
            if ( doWindowOpenedEvent )
            {
                if ( HwndProxyElementProvider.IsWindowPatternWindow( NativeMethods.HWND.Cast( hwnd ) ) )
                {
                    // Go ahead and raise a client-side only WindowOpenedEvent (if anyone is listening)
                    AutomationEventArgs e = new AutomationEventArgs( WindowPattern.WindowOpenedEvent );
                    RaiseEventInThisClientOnly( WindowPattern.WindowOpenedEvent, rawEl, e);
                }
            }
            if ( doStructureChangedEvent )
            {
                // Filter on the control elements.  Otherwise, this is extremely noisy.  Consider not filtering if there is feedback.
                //ControlType ct = (ControlType)rawEl.GetPropertyValue( AutomationElement.ControlTypeProperty );
                //if ( ct != null )
                {
                    // Last,raise an event for structure changed
                    StructureChangedEventArgs e = new StructureChangedEventArgs( StructureChangeType.ChildAdded, rawEl.GetRuntimeId() );
                    RaiseEventInThisClientOnly(AutomationElement.StructureChangedEvent, rawEl, e);
                }
            }
        }
Example #12
0
		public override void RaiseStructureChangedEvent (object childProvider, StructureChangedEventArgs e)
		{
			// TODO
		}
Example #13
0
        // fire the structure change event if there is a client listening for it.
        private void MaybeFireStructureChangeEvent(int eventId, Hashtable eventTable, IntPtr hwnd, int idObject, int idChild)
        {
            // if the 2-nd level table contains an entry for this event and element is not the root 
            // (the host hwnd provider takes care of structure changed events for the root.)
            if (eventTable.ContainsKey(AutomationElement.StructureChangedEvent) && !IsClientObject(idObject, idChild))
            {
                // 

                // the type of structure changed event that we will fire depends on which event we are receiving.
                // the type then determines the src element -- either the parent or the child -- and the runtime id
                // -- either the parent or the child -- for the event arguments.
                IRawElementProviderFragment srcElement;
                int[] runtimeId = null;
                StructureChangeType type = StructureChangeType.ChildAdded; // Actual value is assigned below; any value will do here, to init the var
                switch(eventId)
                {
                    case NativeMethods.EVENT_OBJECT_CREATE:
                    case NativeMethods.EVENT_OBJECT_SHOW:
                        // src element is child. runtime id is child.
                        srcElement = (IRawElementProviderFragment)MsaaNativeProvider.Create(hwnd, idChild, idObject);
                        if(srcElement != null)
                        {
                            runtimeId = srcElement.GetRuntimeId();
                            type = StructureChangeType.ChildAdded;
                        }
                        break;

                    //case NativeMethods.EVENT_OBJECT_DESTROY:
                        // src element is parent. runtime id is child.

                        // There is nothing we can do in this case. Since the object is destroyed we can't instantiate
                        // it in order to get its runtime ID. Even if it had a non-zero child id such that we could
                        // instantiate its parent we still couldn't determine the runtime ID of the child that was destroyed.
                        // There's also no guarantee that an EVENT_OBJECT_DESTROY will have a corresponding EVENT_OBJECT_CREATE
                        // and even if it did it might use a different object id so we can't cache the information either. 
                        // (Trident for example uses a cyclic counter to generate object ids so the object id can vary for 
                        // the same object from one event to the next!)

                    case NativeMethods.EVENT_OBJECT_HIDE:
                        // src element is parent. runtime id is child.
                        srcElement = (IRawElementProviderFragment)MsaaNativeProvider.Create(hwnd, idChild, idObject);
                        if(srcElement != null)
                        {
                            runtimeId = srcElement.GetRuntimeId();
                            srcElement = (IRawElementProviderFragment)srcElement.Navigate(NavigateDirection.Parent);
                            type = StructureChangeType.ChildRemoved;
                        }
                        break;

                    default:
                        Debug.Assert(eventId == NativeMethods.EVENT_OBJECT_REORDER);
                        // src element is parent. runtime id is parent.
                        srcElement = (IRawElementProviderFragment)MsaaNativeProvider.Create(hwnd, idChild, idObject);
                        if(srcElement != null)
                        {
                            runtimeId = srcElement.GetRuntimeId();
                            type = StructureChangeType.ChildrenReordered;
                        }
                        break;
                }

                if (srcElement != null)
                {
                    // fire the event
                    StructureChangedEventArgs eventArgs = new StructureChangedEventArgs(type, runtimeId);
                    //Debug.WriteLine(string.Format(CultureInfo.CurrentCulture, "Firing structure change event for {0}", hwnd), "NativeMsaaProxy");
                    AutomationInteropProvider.RaiseStructureChangedEvent(srcElement, eventArgs);
                }
            }
        }
Example #14
0
		public override void RaiseStructureChangedEvent (object childProvider, StructureChangedEventArgs e)
		{
			// TODO
			Log.Warn ("ScrollBar: RaiseStructureChangedEvent not implemented.");
		}
Example #15
0
		public void RaiseStructureChangedEvent (object provider, StructureChangedEventArgs e)
		{
			IRawElementProviderSimple simpleProvider =
				provider as IRawElementProviderSimple;
			
			if (e.StructureChangeType == StructureChangeType.ChildAdded) {
				if (simpleProvider == null)
					return;

				object providerHandleObj =
					simpleProvider.GetPropertyValue (AEIds.NativeWindowHandleProperty.Id);
				IntPtr providerHandle = providerHandleObj != null ?
					(IntPtr) providerHandleObj :
					IntPtr.Zero;

				bool isRootWindow = false;
				if (ControlType.Window.Id == (int)
				    simpleProvider.GetPropertyValue (AEIds.ControlTypeProperty.Id)) {
					var fragmentProvider = simpleProvider as IRawElementProviderFragment;
					isRootWindow = fragmentProvider != null &&
						fragmentProvider == fragmentProvider.Navigate (NavigateDirection.Parent);
				}

				ProviderElementWrapper element = new ProviderElementWrapper (simpleProvider);
				element.Register (SessionBus);
				lock (providerWrapperMapping)
					providerWrapperMapping [simpleProvider] = element;
				if (providerHandle != IntPtr.Zero)
					lock (pointerProviderMapping) {
#if DEBUG
						if (pointerProviderMapping.ContainsKey (providerHandle)) {
							Log.Error ("Duplicate provider handle, {0}, {1}",
								simpleProvider.GetPropertyValue (AEIds.NameProperty.Id),
								simpleProvider.GetPropertyValue (AEIds.LocalizedControlTypeProperty.Id));
						}
#endif
						pointerProviderMapping [providerHandle] = simpleProvider;
					}
				if (isRootWindow)
					app.AddRootElement (element);

				//The event shall be raised after the provider is added to providerWrapperMapping
				app.RaiseStructureChangedEvent (simpleProvider, e);
			} else if (e.StructureChangeType == StructureChangeType.ChildRemoved) {
				//The event shall be raised before the provider is deleted from providerWrapperMapping
				app.RaiseStructureChangedEvent (simpleProvider, e);
				HandleTotalElementRemoval (simpleProvider);
			} else {
				app.RaiseStructureChangedEvent (simpleProvider, e);
			}
		}
Example #16
0
File: List.cs Project: mono/uia2atk
		public override void RaiseAutomationPropertyChangedEvent (AutomationPropertyChangedEventArgs e)
		{
			if (e.Property == AutomationElementIdentifiers.ControlTypeProperty) {
				//We remove the current Adapter and add it again to reflect the ControlType change
				StructureChangedEventArgs args 
					= new StructureChangedEventArgs (StructureChangeType.ChildRemoved, 
					                                 new int[] { 0 }); //TODO: Fix ?
				AutomationInteropProvider.RaiseStructureChangedEvent (Provider,
				                                                      args);

				args = new StructureChangedEventArgs (StructureChangeType.ChildAdded,
				                                      new int[] { 0 }); //TODO: Fix ?
				AutomationInteropProvider.RaiseStructureChangedEvent (Provider,
				                                                      args);
			} if (e.Property == TogglePatternIdentifiers.ToggleStateProperty) {
				//if it's a toggle, it should not be a basic Button class, but CheckBox or other
				throw new NotSupportedException ("Toggle events should not land here (should not be reached)");
			} else
				base.RaiseAutomationPropertyChangedEvent (e);
		}
        /// <summary>
        /// Method called if a Structure Change event is raised.
        /// </summary>
        /// <param name="sender">The AutomationElement that raised the event.</param>
        /// <param name="e">The event arguments including structure change type.</param>
        private void OnStructureChanged(object sender, StructureChangedEventArgs e)
        {
            AutomationElement element = sender as AutomationElement;

            if (e.StructureChangeType == StructureChangeType.ChildAdded)
            {
                int processId = element.Current.ProcessId;

                AutomationElement ae = AEHelper.GetGhostCastServerWindow(processId);
                GhostCastSession gcs = ScrapeGhostCastSession(ae);

                if (Alert.RegisteredEmailAlerts.Count > 0)
                {
                    Alert alert = Alert.RegisteredEmailAlerts.Find(p => p.ProcessId == processId);
                    if (alert != null && !String.IsNullOrWhiteSpace(alert.EmailAddress))
                    {

                        Alert.RegisteredEmailAlerts.Remove(alert);
                        Log.Write(String.Format("Alert Registration Removed: PID {0} Email {1} Close {2}", alert.ProcessId, alert.EmailAddress, alert.CloseOnCompletion));
                        Emailer.SendAlertEmail(alert.EmailAddress, gcs);
                        if (alert.CloseOnCompletion)
                        {
                            CloseGhostCastSession(processId);
                        }
                    }
                }
            }
        }
Example #18
0
 /// -------------------------------------------------------------------
 /// <summary>
 /// Method registered by AddEventHandler() as an event handler
 /// </summary>
 /// -------------------------------------------------------------------
 public virtual void OnEvent(object element, StructureChangedEventArgs argument)
 {
     base.OnEvent(((AutomationElement)(element)), ((object)(argument)));
 }
Example #19
0
		public override void RaiseStructureChangedEvent (object provider, StructureChangedEventArgs e)
		{
			// TODO
			base.RaiseStructureChangedEvent (provider, e);
		}
Example #20
0
 public void HandleEvent(object sender, StructureChangedEventArgs e)
 {
     OnMatchingEvent((AutomationElement)sender);
 }
Example #21
0
		public static void RaiseStructureChangedEvent (IRawElementProviderSimple provider,
			StructureChangedEventArgs e)
		{
			lock (structureChangedEventEntries)
				foreach (var entry in structureChangedEventEntries)
					if (IsProviderInScope (provider, entry.Provider, entry.Scope)) {
						var clientElement =
							ClientAutomationSource.Instance.GetOrCreateElement (provider);
						var element = SourceManager.GetOrCreateAutomationElement (clientElement);
						entry.Handler (element, e);
					}
		}
Example #22
0
File: Tree.cs Project: mono/uia2atk
		public override void RaiseAutomationPropertyChangedEvent (AutomationPropertyChangedEventArgs e)
		{
			if (e.Property == AutomationElementIdentifiers.ControlTypeProperty) {
				//We remove the current Adapter and add it again to reflect the ControlType change
				StructureChangedEventArgs args 
					= new StructureChangedEventArgs (StructureChangeType.ChildRemoved, 
					                                 new int[] { 0 }); //TODO: Fix ?
				AutomationInteropProvider.RaiseStructureChangedEvent (Provider,
				                                                      args);

				args = new StructureChangedEventArgs (StructureChangeType.ChildAdded,
				                                      new int[] { 0 }); //TODO: Fix ?
				AutomationInteropProvider.RaiseStructureChangedEvent (Provider,
				                                                      args);
			} else if (e.Property == TogglePatternIdentifiers.ToggleStateProperty) {
				//if it's a toggle, it should not be a basic Button class, but CheckBox or other
				Log.Error ("Tree: Toggle events should not land here (should not be reached)");
			} else if (e.Property == AutomationElementIdentifiers.HasKeyboardFocusProperty) {
				hasFocus = (bool)e.NewValue;
				base.RaiseAutomationPropertyChangedEvent (e);
			} else
				base.RaiseAutomationPropertyChangedEvent (e);
		}
Example #23
0
		public static void RaiseStructureChangedEvent (IRawElementProviderSimple provider, StructureChangedEventArgs e)
		{
			foreach (var bridge in bridges)
				bridge.RaiseStructureChangedEvent (provider, e);
		}
Example #24
0
        // OnWindowHideOrClose - Called by the WindowHideOrCloseTracker class when UI is hidden or destroyed
        private static void OnWindowHideOrClose( IntPtr hwnd, AutomationElement rawEl, int [] runtimeId )
        {
            bool doWindowClosedEvent = false;
            bool doStructureChangedEvent = false;

            lock ( _classLock )
            {
                if (_listeners != null)
                {

                    // if an hwnd is hidden or closed remove event listeners for the window's provider
                    for (int i = 0; i < _listeners.Count; i++)
                    {
                        EventListenerClientSide ec = (EventListenerClientSide)_listeners[i];

                        EventListener l = ec.EventListener;
                        if ( l.EventId == WindowPattern.WindowClosedEvent )
                            doWindowClosedEvent = true;
                        if ( l.EventId == AutomationElement.StructureChangedEvent )
                            doStructureChangedEvent = true;

                        // Only advise UI contexts if the provider still exists
                        // (but keep looking to see if need to do a WindowClosedEvent)
                        if (rawEl == null)
                            continue;

                        // Only advise UI contexts if the provider might raise that event.
                        if (!ShouldAdviseProviders(l.EventId))
                            continue;

                        // Only advise UI contexts if the element is w/in scope of the reference element
                        if (!ec.WithinScope(rawEl))
                            continue;

                        // Notify the server-side that this event is no longer interesting
                        UiaCoreApi.UiaEventRemoveWindow(ec.EventHandle, hwnd);
                    }
                }
            }

            // Piggy-back on the listener for Windows hiding or closing to raise WindowClosed and StructureChanged events.
            // When the hwnd behind rawEl is being destroyed, it can't be determined that rawEl once had the
            // WindowPattern interface.  Therefore raise an event for any window close.
            if ( doWindowClosedEvent )
            {
                // When the hwnd is just hidden, rawEl will not be null, so can test if this would support WindowPattern
                // and throw this event away if the window doesn't support that CP
                if ( rawEl != null && !HwndProxyElementProvider.IsWindowPatternWindow( NativeMethods.HWND.Cast( hwnd ) ) )
                    return;

                // Go ahead and raise a client-side only WindowClosedEvent (if anyone is listening)
                WindowClosedEventArgs e = new WindowClosedEventArgs( runtimeId );
                RaiseEventInThisClientOnly(WindowPattern.WindowClosedEvent, runtimeId, e);
            }
            if ( doStructureChangedEvent )
            {
                // Raise an event for structure changed.  This element has essentially gone away so there isn't an
                // opportunity to do filtering here.  So, just like WindowClosed, this event will be very noisy.
                StructureChangedEventArgs e = new StructureChangedEventArgs( StructureChangeType.ChildRemoved, runtimeId );
                RaiseEventInThisClientOnly(AutomationElement.StructureChangedEvent, runtimeId, e);
            }
        }
Example #25
0
        // Invalidate LV tree structure
        static internal void RaiseLogicalChangedEvent (IntPtr hwnd)
        {
            // remove groupmanager from collection
            _groupsCollection.Remove (hwnd);

            // Raise logical structure changed event
            IRawElementProviderFragment wlv = (IRawElementProviderFragment) new WindowsListView (hwnd, null, -1);

            // Note we're using MakeRuntimeId() vs IRawElementProviderFragment.GetRuntimeId().  GetRuntimeId 
            // only returns the part of the RuntimeId for the subtree this provider is handling.  When returning
            // RuntimeId for an event the entire RuntimeId is required so use MakeRuntimeId().
            StructureChangedEventArgs change = new StructureChangedEventArgs( StructureChangeType.ChildrenInvalidated, ( (WindowsListView)wlv ).MakeRuntimeId() );
            AutomationInteropProvider.RaiseStructureChangedEvent(wlv, change);
        }
        protected void OnUIStructureChangedEvent(object src, StructureChangedEventArgs e)
        {
            if (!checkNotNull(src, e)) return;

            // StructureChangeType
            if ((e.StructureChangeType == StructureChangeType.ChildAdded && this.Child.ChildAdded) ||
                (e.StructureChangeType == StructureChangeType.ChildRemoved && this.Child.ChildRemoved) ||
                (e.StructureChangeType == StructureChangeType.ChildrenBulkAdded && this.Child.ChildrenBulkAdded) ||
                (e.StructureChangeType == StructureChangeType.ChildrenBulkRemoved && this.Child.ChildrenBulkRemoved) ||
                (e.StructureChangeType == StructureChangeType.ChildrenInvalidated && this.Child.ChildrenInvalidated) ||
                (e.StructureChangeType == StructureChangeType.ChildrenReordered && this.Child.ChildrenReordered)) {
                RunEventScriptBlocks(this);
            }
            try {
                WriteVerbose(this, e.EventId + " on " + (src as AutomationElement) + " fired");
            } catch { }
        }
Example #27
0
		public override void RaiseStructureChangedEvent (object provider, StructureChangedEventArgs e)
		{
		}
Example #28
0
		// StructureChanged events are handled entirely in
		// AutomationBridge.cs, so this currently is unused.
		public abstract void RaiseStructureChangedEvent (object provider, StructureChangedEventArgs e);
Example #29
0
 /// --------------------------------------------------------------------
 /// <summary>
 ///     Listens for a structure changed event in the target.
 /// </summary>
 /// <param name="sender">The object that raised the event.</param>
 /// <param name="e">Event arguments.</param>
 /// <remarks>
 ///     Since the events are happening on a different thread than the
 ///     client we need to use a Dispatcher delegate to handle them.
 /// </remarks>
 /// --------------------------------------------------------------------
 private void ChildElementsAdded(object sender, StructureChangedEventArgs e)
 {
     _clientWindow.Dispatcher.BeginInvoke(
         DispatcherPriority.Background,
         new DispatcherOperationCallback(NotifyChildElementsAdded), null);
 }
Example #30
0
        // TODO: This should be exposed as an event and popup resize should be elsewhere
        private void PopupListStructureChangedHandler(object sender, StructureChangedEventArgs e)
        {
            _syncContext.Post(delegate
            {
                Debug.WriteLine(">>> PopupList structure changed - " + e.StructureChangeType.ToString());
                // CONSIDER: Others too?
                if (e.StructureChangeType == StructureChangeType.ChildAdded)
                {
                    var functionList = sender as AutomationElement;

                    var listRect = (Rect)functionList.GetCurrentPropertyValue(AutomationElement.BoundingRectangleProperty);

                    var listElement = functionList.FindFirst(TreeScope.Children, Condition.TrueCondition);
                    if (listElement != null)
                    {
                        _popupListList = listElement;

                        // TODO: Move this code!
                        TestMoveWindow(_popupListList, (int)listRect.X, (int)listRect.Y);
                        TestMoveWindow(functionList, 0, 0);

                        var selPat = listElement.GetCurrentPattern(SelectionPattern.Pattern) as SelectionPattern;
                        Automation.AddAutomationEventHandler(
                            SelectionItemPattern.ElementSelectedEvent, listElement, TreeScope.Children, PopupListElementSelectedHandler);

                        // Update the current selection, if any
                        var curSel = selPat.Current.GetSelection();
                        if (curSel.Length > 0)
                        {
                            try
                            {
                                UpdateSelectedItem(curSel[0]);
                            }
                            catch (Exception ex)
                            {
                                Debug.Print("Error during UpdateSelected! " + ex);
                            }
                        }
                    }
                    else
                    {
                        Debug.WriteLine("ERROR!!! Structure changed but no children anymore.");
                    }
                }
                else if (e.StructureChangeType == StructureChangeType.ChildRemoved)
                {
                    if (_popupListList != null)
                    {
                        Automation.RemoveAutomationEventHandler(SelectionItemPattern.ElementSelectedEvent, _popupListList, PopupListElementSelectedHandler);
                        _popupListList = null;
                    }
                    SelectedItemText = String.Empty;
                    SelectedItemBounds = Rect.Empty;
                    SelectedItemChanged(this, EventArgs.Empty);
                }
            }, null);
        }
Example #31
0
		internal static void RaiseStructureChangedEvent (IElement element, StructureChangeType type)
		{
			StructureChangedEventArgs e;
			int [] runtimeId = (element != null
				? element.RuntimeId
				: new int [0]);
			e = new StructureChangedEventArgs (type, runtimeId);
			foreach (StructureChangedEventHandlerData handler in structureEventHandlers) {
				if (IsElementInScope (element, handler.Element, handler.Scope)) {
					handler.EventHandler (SourceManager.GetOrCreateAutomationElement (element),
						e);
					break;
				}
			}
		}