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How to use launchUIAutomationServer method in fMBT

Best Python code snippet using fMBT_python
fmbtwindows_agent.py
Source:fmbtwindows_agent.py
...798                                       ctypes.c_void_p)799    cb = EnumChildProc(enumChildProc)800    ctypes.windll.user32.EnumChildWindows(hwnd, cb, hwnd)801    return widgets802def launchUIAutomationServer():803    fromPath=[]804    properties=[]805    powershellCode = r"""806$assemblies = ('System', 'UIAutomationTypes', 'UIAutomationClient')807$source = @'808using System;809using System.Collections.Generic;810using System.IO;811using System.IO.Pipes;812using System.Linq;813using System.Windows.Automation;814namespace FmbtWindows815{816    public class UI817    {818        // Common variables, shared by all requests.819        private static Dictionary<string, TreeWalker> stringToTreeWalker;820        private static Dictionary<string, AutomationProperty> stringToAutomationProperty;821        private static StreamWriter outStream;822        private static Dictionary<long, AutomationElement> elements;823        private static Dictionary<long, long> parents;824        private static bool cacheElements;825        private static string cacheMode;826        private static IntPtr lastWindow;827        // A static constructor is a nicer way to initialize static fields, when there's complicated code.828        static UI()829        {830            stringToTreeWalker = new Dictionary<string, TreeWalker>  {831                { "raw", TreeWalker.RawViewWalker },832                { "control", TreeWalker.ControlViewWalker },833                { "content", TreeWalker.ContentViewWalker },834            };835            stringToAutomationProperty = new Dictionary<string, AutomationProperty>836            {837                { "AcceleratorKey", AutomationElement.AcceleratorKeyProperty},838                { "AccessKey", AutomationElement.AccessKeyProperty},839                { "AutomationId", AutomationElement.AutomationIdProperty},840                { "BoundingRectangle", AutomationElement.BoundingRectangleProperty},841                { "CanSelectMultiple", SelectionPattern.CanSelectMultipleProperty},842                { "ClassName", AutomationElement.ClassNameProperty},843                { "ControlType", AutomationElement.ControlTypeProperty},844                { "CultureProperty", AutomationElement.CultureProperty},845                { "ExpandCollapseState", ExpandCollapsePattern.ExpandCollapseStateProperty},846                { "FrameworkId", AutomationElement.FrameworkIdProperty},847                { "HasKeyboardFocus", AutomationElement.HasKeyboardFocusProperty},848                { "HelpText", AutomationElement.HelpTextProperty},849                { "HorizontalScrollPercent", ScrollPattern.HorizontalScrollPercentProperty},850                { "HorizontalViewSize", ScrollPattern.HorizontalViewSizeProperty},851                { "HorizontallyScrollable", ScrollPattern.HorizontallyScrollableProperty},852                { "IsContentElement", AutomationElement.IsContentElementProperty},853                { "IsControlElement", AutomationElement.IsControlElementProperty},854                { "IsDockPatternAvailable", AutomationElement.IsDockPatternAvailableProperty},855                { "IsEnabled", AutomationElement.IsEnabledProperty},856                { "IsGridItemPatternAvailable", AutomationElement.IsGridItemPatternAvailableProperty},857                { "IsGridPatternAvailable", AutomationElement.IsGridPatternAvailableProperty},858                { "IsInvokePatternAvailable", AutomationElement.IsInvokePatternAvailableProperty},859                { "IsItemContainerPatternAvailable", AutomationElement.IsItemContainerPatternAvailableProperty},860                { "IsKeyboardFocusable", AutomationElement.IsKeyboardFocusableProperty},861                { "IsMultipleViewPatternAvailable", AutomationElement.IsMultipleViewPatternAvailableProperty},862                { "IsOffscreen", AutomationElement.IsOffscreenProperty},863                { "IsPassword", AutomationElement.IsPasswordProperty},864                { "IsRangeValuePatternAvailable", AutomationElement.IsRangeValuePatternAvailableProperty},865                { "IsReadOnly", ValuePattern.IsReadOnlyProperty},866                { "IsScrollItemPatternAvailable", AutomationElement.IsScrollItemPatternAvailableProperty},867                { "IsScrollPatternAvailable", AutomationElement.IsScrollPatternAvailableProperty},868                { "IsSelectionItemPatternAvailable", AutomationElement.IsSelectionItemPatternAvailableProperty},869                { "IsSelectionPatternAvailable", AutomationElement.IsSelectionPatternAvailableProperty},870                { "IsSelectionRequired", SelectionPattern.IsSelectionRequiredProperty},871                { "IsSynchronizedInputPatternAvailable", AutomationElement.IsSynchronizedInputPatternAvailableProperty},872                { "IsTableItemPatternAvailable", AutomationElement.IsTableItemPatternAvailableProperty},873                { "IsTablePatternAvailable", AutomationElement.IsTablePatternAvailableProperty},874                { "IsTextPatternAvailable", AutomationElement.IsTextPatternAvailableProperty},875                { "IsTogglePatternAvailable", AutomationElement.IsTogglePatternAvailableProperty},876                { "IsTransformPatternAvailable", AutomationElement.IsTransformPatternAvailableProperty},877                { "IsValuePatternAvailable", AutomationElement.IsValuePatternAvailableProperty},878                { "IsVirtualizedItemPatternAvailable", AutomationElement.IsVirtualizedItemPatternAvailableProperty},879                { "IsWindowPatternAvailable", AutomationElement.IsWindowPatternAvailableProperty},880                { "ItemStatus", AutomationElement.ItemStatusProperty},881                { "ItemType", AutomationElement.ItemTypeProperty},882                { "LabeledBy", AutomationElement.LabeledByProperty},883                { "LocalizedControlType", AutomationElement.LocalizedControlTypeProperty},884                { "Name", AutomationElement.NameProperty},885                { "Orientation", AutomationElement.OrientationProperty},886                { "ProcessId", AutomationElement.ProcessIdProperty},887                { "RuntimeId", AutomationElement.RuntimeIdProperty},888                { "Selection", SelectionPattern.SelectionProperty},889                { "ToggleState", TogglePattern.ToggleStateProperty},890                { "Value", ValuePattern.ValueProperty},891                { "VerticalViewSize", ScrollPattern.VerticalViewSizeProperty},892                { "VerticallyScrollable", ScrollPattern.VerticallyScrollableProperty},893            };894            elements = new Dictionary<long, AutomationElement>();895            parents = new Dictionary<long, long>();896            cacheElements = true;897            cacheMode = "lastwindow"; // It can only be: "none", "lastdump", "lastwindow", "all"898            lastWindow = new IntPtr(0);899        }900        private static int ReportFail(string message)901        {902            outStream.Write("\0!" + message + '\0');903            return -1;904        }905        private static void DumpElementProperties(AutomationElement elt, AutomationProperty[] supportedProps, string[] properties = null)906        {907            foreach (var p in supportedProps)908            {909                var pName = p.ProgrammaticName.Substring(p.ProgrammaticName.IndexOf(".") + 1);910                if (pName.EndsWith("Property"))911                {912                    pName = pName.Substring(0, pName.LastIndexOf("Property"));913                    if (properties == null || properties.Length == 1 || (properties.Length > 1 && properties.Contains(pName)))914                    {915                        var pValue = "" + elt.GetCurrentPropertyValue(p);916                        outStream.Write(pName + "=" + pValue.Replace("\\", "\\\\").Replace("\r\n", "\\r\\n") + '\0');917                    }918                }919            }920        }921        public static void DumpElementInfo(AutomationElement elt, long eltHash, int depth, long parent, long[] fromPath, string[] properties, int[] bbox,922            string dumpChildClass, string dumpChildName, bool doNotDump)923        {924            string pValue;925            string pName;926            var supportedProps = elt.GetSupportedProperties();927            // If location filtering is requested, skip element after reading only BoundingRectangle928            if (bbox[0] > -1)929            {930                foreach (var p in supportedProps)931                {932                    pName = p.ProgrammaticName.Substring(p.ProgrammaticName.IndexOf(".") + 1);933                    if (pName == "BoundingRectangleProperty")934                    {935                        int eltLeft, eltTop, eltRight, eltBottom;936                        pValue = "" + elt.GetCurrentPropertyValue(p);937                        if (pValue.Contains(";"))938                        {939                            var bRect = Array.ConvertAll(pValue.Split(';'), int.Parse);940                            eltLeft = bRect[0]; eltTop = bRect[1];941                            eltRight = bRect[0] + bRect[2]; eltBottom = bRect[1] + bRect[3];942                        }943                        else if (pValue.Contains(","))944                        {945                            var bRect = Array.ConvertAll(pValue.Split(','), int.Parse);946                            eltLeft = bRect[0]; eltTop = bRect[1];947                            eltRight = bRect[0] + bRect[2]; eltBottom = bRect[1] + bRect[3];948                        }949                        else {950                            continue;951                        }952                        if (eltRight < bbox[0] || eltLeft > bbox[2] || eltBottom < bbox[1] || eltTop > bbox[3])953                        {954                            return; // Skip this element and its descendants955                        }956                        break; // Skip all other properties, since we have nothing else to check.957                    }958                }959            }960            // Print element properties, if dump is allowed and child conditions are satified (if any).961            var dump = !doNotDump;962            if (dump && dumpChildClass != "")963            {964                var className = elt.GetCurrentPropertyValue(AutomationElement.ClassNameProperty, true);965                dump = className != AutomationElement.NotSupported && (className as string) == dumpChildClass;966            }967            if (dump && dumpChildName != "")968            {969                var name = elt.GetCurrentPropertyValue(AutomationElement.NameProperty, true);970                dump = name != AutomationElement.NotSupported && (name as string) == dumpChildName;971            }972            if (dump)973            {974                outStream.Write('\0');975                outStream.Write("hash=" + eltHash.ToString() + '\0');976                outStream.Write("parent=" + parent.ToString() + '\0');977                DumpElementProperties(elt, supportedProps, properties);978            }979            if (cacheElements)980            {981                elements[eltHash] = elt;982                parents[eltHash] = parent;983            }984        }985        public static void DumpElement(AutomationElement elt, int depth, long parent, long[] fromPath, string[] properties, int[] bbox, TreeWalker walker,986            string dumpChildClass, string dumpChildName, bool doNotDump)987        {988            long eltHash = elt.GetHashCode();989            eltHash = (parent << 32) + eltHash;990            if (fromPath.Length > depth && fromPath[depth] != eltHash)991            {992                return;993            }994            DumpElementInfo(elt, eltHash, depth, parent, fromPath, properties, bbox, dumpChildClass, dumpChildName, doNotDump);995            // Print child elements996            var eltChild = walker.GetFirstChild(elt);997            while (eltChild != null)998            {999                DumpElement(eltChild, depth + 1, eltHash, fromPath, properties, bbox, walker, dumpChildClass, dumpChildName, doNotDump);1000                eltChild = walker.GetNextSibling(eltChild);1001            }1002        }1003        public static int DumpWindow(string hwndString, string fromPathString, string properties, string bboxString, string walkerString,1004            string filterType, string filterCondition, string dumpChildClass, string dumpChildName, string doNotDumpString)1005        {1006            var hwnd = new IntPtr(UInt32.Parse(hwndString));1007            if (cacheMode == "none" || cacheMode == "lastdump" || ((cacheMode == "lastwindow") && (lastWindow != hwnd)))1008            {1009                ClearCache();1010            }1011            lastWindow = hwnd;1012            var fromPath = Array.ConvertAll(fromPathString.Split(','), long.Parse);1013            var bbox = Array.ConvertAll(bboxString.Split(','), int.Parse);1014            var doNotDump = bool.Parse(doNotDumpString.ToLower());1015            TreeWalker walker;1016            if (!stringToTreeWalker.TryGetValue(walkerString, out walker))1017            {1018                return ReportFail("Unknown walker: " + walker);1019            }1020            var windowElement = AutomationElement.FromHandle(hwnd);1021            var splittedProperties = properties.Split(',');1022            if (filterType == "none")1023            {1024                DumpElement(windowElement, 1, 0, fromPath, splittedProperties, bbox, walker, dumpChildClass, dumpChildName, doNotDump);1025            }1026            else1027            {1028                Condition condition = null;1029                string lastOperator = "";1030                var lastPosition = 0;1031                while (lastPosition < filterCondition.Length)1032                {1033                    if (filterCondition[lastPosition] == ' ')1034                    {1035                        lastPosition++;1036                    }1037                    else if (filterCondition.IndexOf("and ", lastPosition) == lastPosition)1038                    {1039                        if (condition == null)1040                        {1041                            return ReportFail(String.Format("and operator found (around position {0}) without left argument in the filter condition: {1}", lastPosition, filterCondition));1042                        }1043                        lastOperator = "and";1044                        lastPosition += 4;1045                    }1046                    else {1047                        var position = filterCondition.IndexOf("==", lastPosition);1048                        if (position < 0)1049                        {1050                            return ReportFail(String.Format("== operator not found (around position {0}) in the filter condition: {1}", lastPosition, filterCondition));1051                        }1052                        var propName = filterCondition.Substring(lastPosition, position - lastPosition).Trim();1053                        AutomationProperty propertyField;1054                        if (!stringToAutomationProperty.TryGetValue(propName, out propertyField))1055                        {1056                            return ReportFail(String.Format("Unknown property \"{0}\" (around position {1}) in the filter condition: {2}", propName, lastPosition, filterCondition));1057                        }1058                        lastPosition = filterCondition.IndexOf("\"", position + 2); ;  // Skip ==, search first "1059                        if (lastPosition < 0)1060                        {1061                            return ReportFail(String.Format("The value in the filter condition doesn't start with a double quote (around position {0}): {1}", position + 2, filterCondition));1062                        }1063                        position = filterCondition.IndexOf("\"", lastPosition + 1); ;  // Skip the first ", search second one1064                        if (position < 0)1065                        {1066                            return ReportFail(String.Format("The value in the filter condition doesn't end with a double quote (around position {0}): {1}", lastPosition + 1, filterCondition));1067                        }1068                        var propValue = filterCondition.Substring(lastPosition + 1, position - lastPosition - 1);  // Skip double quotes1069                        lastPosition = position + 1;1070                        var new_condition = new PropertyCondition(propertyField, propValue);1071                        if (lastOperator == "and")1072                        {1073                            lastOperator = "";1074                            condition = new AndCondition(condition, new_condition);1075                        }1076                        else1077                        {1078                            condition = new_condition;1079                        }1080                    }1081                }1082                if (condition == null)1083                {1084                    return ReportFail("Invalid condition: " + filterCondition);1085                }1086                AutomationElement finding = null;1087                AutomationElementCollection findings = null;1088                if (filterType.StartsWith("all"))1089                {1090                    findings = windowElement.FindAll(TreeScope.Element | TreeScope.Descendants | TreeScope.Subtree, condition);1091                }1092                else if (filterType.StartsWith("first"))1093                {1094                    finding = windowElement.FindFirst(TreeScope.Element | TreeScope.Descendants | TreeScope.Subtree, condition);1095                }1096                else1097                {1098                    return ReportFail("Unknown filter type: " + filterType);1099                }1100                if (finding != null)1101                {1102                    if (filterType.Contains("children"))1103                    {1104                        DumpElement(finding, 1, 0, fromPath, splittedProperties, bbox, walker, dumpChildClass, dumpChildName, doNotDump);1105                    }1106                    else1107                    {1108                        DumpElementInfo(finding, finding.GetHashCode(), 1, 0, fromPath, splittedProperties, bbox, dumpChildClass, dumpChildName, doNotDump);1109                    }1110                }1111                if (findings != null)1112                {1113                    if (filterType.Contains("children"))1114                    {1115                        foreach (AutomationElement elt in findings)1116                        {1117                            DumpElement(elt, 1, 0, fromPath, splittedProperties, bbox, walker, dumpChildClass, dumpChildName, doNotDump);1118                        }1119                    }1120                    else1121                    {1122                        foreach (AutomationElement elt in findings)1123                        {1124                            DumpElementInfo(elt, elt.GetHashCode(), 1, 0, fromPath, splittedProperties, bbox, dumpChildClass, dumpChildName, doNotDump);1125                        }1126                    }1127                }1128            }1129            return 0;1130        }1131        // AutomationElement methods1132        private static bool GetElementFromHash(string eltHashString, out long eltHash, out AutomationElement elt)1133        {1134            eltHash = long.Parse(eltHashString);1135            if (!elements.TryGetValue(eltHash, out elt))1136            {1137                return ReportFail("Element not found: " + eltHash) != -1;1138            }1139            return true;1140        }1141        public static int DumpCachedElement(string eltHashString)1142        {1143            long eltHash;1144            AutomationElement elt;1145            if (!GetElementFromHash(eltHashString, out eltHash, out elt))1146                return -1;1147            long parent = 0;1148            parents.TryGetValue(eltHash, out parent);1149            DumpElementInfo(elt, eltHash, 0, parent, new long[0], null, new int[] {-1, -1, -1, -1}, "", "", false);1150            return 0;1151        }1152        private static object GetPattern(AutomationElement elt, AutomationPattern patternType)1153        {1154            // For a list of supported patterns: https://msdn.microsoft.com/en-us/library/ms752056(v=vs.110).aspx1155            object pattern;1156            if (!elt.TryGetCurrentPattern(patternType, out pattern))1157            {1158                ReportFail("This element doesn't support the " + Automation.PatternName(patternType) + " pattern: " + elt.GetHashCode());1159                return null;1160            }1161            return pattern;1162        }1163        public static int GetProperties(string eltHashString)1164        {1165            long eltHash;1166            AutomationElement elt;1167            if (!GetElementFromHash(eltHashString, out eltHash, out elt))1168                return -1;1169            DumpElementProperties(elt, elt.GetSupportedProperties());1170            return 0;1171        }1172        public static int GetPatterns(string eltHashString)1173        {1174            long eltHash;1175            AutomationElement elt;1176            if (!GetElementFromHash(eltHashString, out eltHash, out elt))1177                return -1;1178            outStream.Write("[\0");1179            foreach (var pattern in elt.GetSupportedPatterns())1180            {1181                outStream.Write(Automation.PatternName(pattern) + '\0');1182            }1183            outStream.Write("]\0");1184            return 0;1185        }1186        public static int SetFocus(string eltHashString)1187        {1188            long eltHash;1189            AutomationElement elt;1190            if (!GetElementFromHash(eltHashString, out eltHash, out elt))1191                return -1;1192            elt.SetFocus();1193            return 0;1194        }1195        private static void CollectAllTexts(AutomationElement elt, AutomationProperty propertyField,1196            string filterSubChildClassName, int maxSubChildren, List<string> texts, TreeWalker walker)1197        {1198            if (maxSubChildren != 0 && texts.Count >= maxSubChildren)1199            {1200                return;1201            }1202            if (filterSubChildClassName == "" || elt.Current.ClassName == filterSubChildClassName)1203            {1204                var value = elt.GetCurrentPropertyValue(propertyField, true);1205                if (value != AutomationElement.NotSupported)1206                {1207                    texts.Add("" + value);1208                }1209            }1210            // Collect all child elements1211            var eltChild = walker.GetFirstChild(elt);1212            while (eltChild != null)1213            {1214                CollectAllTexts(eltChild, propertyField, filterSubChildClassName, maxSubChildren, texts, walker);1215                eltChild = walker.GetNextSibling(eltChild);1216            }1217        }1218        private static void CollectAllTextsCached(AutomationElement elt, AutomationProperty propertyField,1219            string filterSubChildClassName, int maxSubChildren, List<string> texts)1220        {1221            if (maxSubChildren != 0 && texts.Count >= maxSubChildren)1222            {1223                return;1224            }1225            if (filterSubChildClassName == "" || elt.Cached.ClassName == filterSubChildClassName)1226            {1227                var value = elt.GetCachedPropertyValue(propertyField, true);1228                if (value != AutomationElement.NotSupported) {1229                    texts.Add("" + value);1230                }1231            }1232            // Collect all child elements1233            foreach (AutomationElement child in elt.CachedChildren)1234            {1235                CollectAllTextsCached(child, propertyField, filterSubChildClassName, maxSubChildren, texts);1236            }1237        }1238        public static int GetItems(string eltHashString, string propertyName, string separator,1239            string filterSubChildClassName, string maxSubChildrenString)1240        {1241            long eltHash;1242            AutomationElement elt;1243            if (!GetElementFromHash(eltHashString, out eltHash, out elt))1244                return -1;1245            AutomationProperty propertyField;1246            if (!stringToAutomationProperty.TryGetValue(propertyName, out propertyField))1247            {1248                return ReportFail(String.Format("Unknown property: \"{0}\"", propertyName));1249            }1250            var maxSubChildren = int.Parse(maxSubChildrenString);1251            var cacheRequest = new CacheRequest();1252            cacheRequest.Add(propertyField);1253            if (filterSubChildClassName != "")1254            {1255                cacheRequest.Add(AutomationElement.ClassNameProperty);1256            }1257            cacheRequest.TreeScope = TreeScope.Element | TreeScope.Descendants | TreeScope.Subtree;1258            AutomationElement element;1259            using (cacheRequest.Activate())1260            {1261                // Load the element caching the specified properties for all its descendants.1262                var condition = new PropertyCondition(AutomationElement.ControlTypeProperty, elt.Current.ControlType);1263                element = elt.FindFirst(cacheRequest.TreeScope, condition);1264                if (element == null)1265                {1266                    return ReportFail("Cannot find the element : " + eltHash);1267                }1268            }1269            var texts = new List<string>();1270            outStream.Write("[\0");1271            foreach (AutomationElement item in element.CachedChildren)1272            {1273                CollectAllTextsCached(item, propertyField, filterSubChildClassName, maxSubChildren, texts);1274                outStream.Write(String.Join(separator, texts) + '\0');1275                texts.Clear();1276            }1277            outStream.Write("]\0");1278            return 0;1279        }1280        // ExpandCollapsePattern methods1281        public static int Collapse(string eltHashString)1282        {1283            long eltHash;1284            AutomationElement elt;1285            if (!GetElementFromHash(eltHashString, out eltHash, out elt))1286                return -1;1287            var pattern = GetPattern(elt, ExpandCollapsePattern.Pattern) as ExpandCollapsePattern;1288            if (pattern == null)1289                return -1;1290            var state = pattern.Current.ExpandCollapseState;1291            if (state == ExpandCollapseState.Expanded || state == ExpandCollapseState.PartiallyExpanded)1292            {1293                pattern.Collapse();1294            }1295            return 0;1296        }1297        public static int Expand(string eltHashString)1298        {1299            long eltHash;1300            AutomationElement elt;1301            if (!GetElementFromHash(eltHashString, out eltHash, out elt))1302                return -1;1303            var pattern = GetPattern(elt, ExpandCollapsePattern.Pattern) as ExpandCollapsePattern;1304            if (pattern == null)1305                return -1;1306            var state = pattern.Current.ExpandCollapseState;1307            if (state == ExpandCollapseState.Collapsed || state == ExpandCollapseState.PartiallyExpanded)1308            {1309                pattern.Expand();1310            }1311            return 0;1312        }1313        // ItemContainerPattern methods1314        public static int GetContainerItems(string eltHashString, string propertyName, string separator,1315            string filterSubChildClassName, string maxSubChildrenString, string scrollString)1316        {1317            long eltHash;1318            AutomationElement elt;1319            if (!GetElementFromHash(eltHashString, out eltHash, out elt))1320                return -1;1321            AutomationProperty propertyField;1322            if (!stringToAutomationProperty.TryGetValue(propertyName, out propertyField))1323            {1324                return ReportFail(String.Format("Unknown property: \"{0}\"", propertyName));1325            }1326            var maxSubChildren = int.Parse(maxSubChildrenString);1327            var scroll = bool.Parse(scrollString.ToLower());1328            var pattern = GetPattern(elt, ItemContainerPattern.Pattern) as ItemContainerPattern;1329            if (pattern == null)1330                return -1;1331            var texts = new List<string>();1332            outStream.Write("[\0");1333            AutomationElement item = null;1334            while ((item = pattern.FindItemByProperty(item, null, null)) != null)1335            {1336                if (!ScrolledItem(item, scroll))1337                    return -1;1338                CollectAllTexts(item, propertyField, filterSubChildClassName, maxSubChildren, texts, TreeWalker.RawViewWalker);1339                outStream.Write(String.Join(separator, texts) + '\0');1340                texts.Clear();1341            }1342            outStream.Write("]\0");1343            return 0;1344        }1345        // ScrollItemPattern methods1346        private static bool ScrolledItem(AutomationElement elt, bool scroll)1347        {1348            if (scroll)1349            {1350                var scrollPattern = GetPattern(elt, ScrollItemPattern.Pattern) as ScrollItemPattern;1351                if (scrollPattern == null)1352                {1353                    return false;1354                }1355                else1356                {1357                    scrollPattern.ScrollIntoView();1358                }1359            }1360            return true;1361        }1362        // SelectionPattern methods1363        public static int GetSelectedItems(string eltHashString, string propertyName, string separator,1364            string filterSubChildClassName, string maxSubChildrenString, string scrollString)1365        {1366            long eltHash;1367            AutomationElement elt;1368            if (!GetElementFromHash(eltHashString, out eltHash, out elt))1369                return -1;1370            AutomationProperty propertyField;1371            if (!stringToAutomationProperty.TryGetValue(propertyName, out propertyField))1372            {1373                return ReportFail(String.Format("Unknown property: \"{0}\"", propertyName));1374            }1375            var maxSubChildren = int.Parse(maxSubChildrenString);1376            var scroll = bool.Parse(scrollString.ToLower());1377            var pattern = GetPattern(elt, SelectionPatternIdentifiers.Pattern) as SelectionPattern;1378            if (pattern == null)1379                return -1;1380            var current = pattern.Current;1381            var selection = current.GetSelection();1382            var texts = new List<string>();1383            outStream.Write("[\0");1384            foreach(AutomationElement item in selection)1385            {1386                if (!ScrolledItem(item, scroll))1387                    return -1;1388                CollectAllTexts(item, propertyField, filterSubChildClassName, maxSubChildren, texts, TreeWalker.RawViewWalker);1389                outStream.Write(String.Join(separator, texts) + '\0');1390                texts.Clear();1391            }1392            outStream.Write("]\0");1393            return 0;1394        }1395        // TextPattern methods1396        public static int GetText(string eltHashString, string maxLengthString)1397        {1398            long eltHash;1399            AutomationElement elt;1400            if (!GetElementFromHash(eltHashString, out eltHash, out elt))1401                return -1;1402            var pattern = GetPattern(elt, TextPattern.Pattern) as TextPattern;1403            if (pattern == null)1404                return -1;1405            var text = pattern.DocumentRange.GetText(int.Parse(maxLengthString));1406            outStream.Write("text=" + text + '\0');1407            return 0;1408        }1409        // ValuePattern methods1410        public static int SetValue(string eltHashString, string value)1411        {1412            long eltHash;1413            AutomationElement elt;1414            if (!GetElementFromHash(eltHashString, out eltHash, out elt))1415                return -1;1416            var pattern = GetPattern(elt, ValuePattern.Pattern) as ValuePattern;1417            if (pattern == null)1418                return -1;1419            pattern.SetValue(value);1420            return 0;1421        }1422        // Server methods1423        public static int SetCacheMode(string mode)1424        {1425            cacheMode = mode;1426            cacheElements = mode != "none";1427            return 0;1428        }1429        public static int ClearCache()1430        {1431            elements.Clear();1432            parents.Clear();1433            return 0;1434        }1435        public static void RunServer()1436        {1437            while (true)1438            {1439                var pipeServer = new NamedPipeServerStream("fmbtwindows_uiautomation", PipeDirection.InOut);1440                pipeServer.WaitForConnection();1441                outStream = new StreamWriter(pipeServer);1442                var sr = new StreamReader(pipeServer);1443                try1444                {1445                    // Read parameters size and function name1446                    var s = sr.ReadLine();1447                    var index = s.IndexOf('\0');1448                    var requestSize = int.Parse(s.Substring(0, index));1449                    outStream.Write("#requestSize: " + requestSize + '\0');1450                    var functionName = s.Substring(index + 1);1451                    outStream.Write("#functionName: " + functionName + '\0');1452                    // Read parameters in a single chunk of data1453                    var charBuffer = new Char[requestSize];1454                    var currLen = 0;1455                    while (currLen < requestSize)1456                    {1457                        currLen += sr.Read(charBuffer, currLen, requestSize - currLen);1458                    }1459                    s = new String(charBuffer);1460                    // Each parameter is separated by the special \0 character1461                    var parameters = (s == "") ? null : s.Split('\0');1462                    outStream.Write("#parameters:\0");1463                    if (parameters != null)1464                    {1465                        foreach(var param in parameters)1466                        {1467                            outStream.Write('#' + param + '\0');1468                        }1469                    }1470                    outStream.Write("#end-of-parameters\0");1471                    var method = typeof(UI).GetMethod(functionName);1472                    if (method == null)1473                    {1474                        ReportFail("Unknown function name: " + functionName);1475                    }1476                    else {1477                        method.Invoke(null, parameters);1478                    }1479                }1480                catch (Exception e)1481                {1482                    ReportFail("Unhandled exception: " + e);1483                }1484                finally1485                {1486                    outStream.Write("#end-of-dump");1487                    outStream.Flush();1488                    outStream.Close();1489                    sr.Close();1490                }1491                pipeServer.Close();1492            }1493        }1494    }1495}1496'@1497Add-Type -ReferencedAssemblies $assemblies -TypeDefinition $source -Language CSharp1498[FmbtWindows.UI]::RunServer()1499"""1500    fd, filename = tempfile.mkstemp(prefix="fmbtwindows-dumpwindow-", suffix=".ps1")1501    _g_rmAtExit.append(filename)1502    os.write(fd, powershellCode)1503    os.close(fd)1504    run_script = ["powershell.exe", "-ExecutionPolicy", "Unrestricted", filename]1505    server_process = subprocess.Popen(run_script)1506def _callServer(functionName, *args):1507    def toString(value):1508        if isinstance(value, (list, tuple)):1509            return ",".join(str(item) for item in value)1510        else:1511            return str(value)1512    serverLaunched = False1513    endTime = time.time() + 301514    while True:1515        try:1516            f = open(r"\\.\pipe\fmbtwindows_uiautomation", "r+")1517            break1518        except IOError:1519            if not serverLaunched:1520                launchUIAutomationServer()1521                serverLaunched = True1522            time.sleep(0.5)1523            if time.time() > endTime:1524                raise Exception("dump timed out: cannot connect to uiautomation server")1525    buf = "\0".join(toString(arg) for arg in args)1526    # \n counts as two characters on Windows!1527    request = "%s\0%s\n%s" % (len(buf) + buf.count('\n'), functionName, buf)1528    f.write(request)1529    f.flush()1530    rv = f.read()1531    f.close()1532    return rv1533def dumpUIAutomationElements(window=None, fromPath=[], properties=[], area=None, walker="raw",1534  filterType="none", filterCondition="", dumpChildClass="", dumpChildName="", doNotDump=False):...
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