Files
jlibwinapi/native/uiabridge/uiabridge.cpp

442 lines
18 KiB
C++

/*
* Copyright 2014, Synthuse.org
* Released under the Apache Version 2.0 License.
*
* last modified by ejakubowski7@gmail.com
*/
// This is the main DLL file.
#include "stdafx.h"
#include "uiabridge.h"
using namespace System;
using namespace System::Collections::Generic;
using namespace System::Windows::Automation;
using namespace uiabridge;
AutomationBridge::AutomationBridge()
{
enumFilters = gcnew Dictionary<System::String ^, System::String ^>();
cacheRequest = nullptr;
initializeCache("");
}
AutomationBridge::AutomationBridge(System::String ^cachedProperties)
{
enumFilters = gcnew Dictionary<System::String ^, System::String ^>();
cacheRequest = nullptr;
initializeCache(cachedProperties);
}
AutomationBridge::~AutomationBridge()
{
enumFilters->Clear();
if (cacheRequest != nullptr)
cacheRequest->Pop(); //disable UI Automation Cache
//Console::WriteLine("disposing of AutomationBridge");
}
void AutomationBridge::initializeCache(System::String ^cachedProperties)
{
cacheRequest = gcnew CacheRequest();
//cacheRequest->AutomationElementMode = AutomationElementMode::Full;
cacheRequest->TreeFilter = Automation::RawViewCondition;
cacheRequest->TreeScope = TreeScope::Element;// | TreeScope::Children;
/*
cacheRequest->Add(AutomationElement::RuntimeIdProperty);
cacheRequest->Add(AutomationElement::ProcessIdProperty);
cacheRequest->Add(AutomationElement::FrameworkIdProperty);
cacheRequest->Add(AutomationElement::LocalizedControlTypeProperty);
cacheRequest->Add(AutomationElement::ControlTypeProperty);
cacheRequest->Add(AutomationElement::ClassNameProperty);
cacheRequest->Add(AutomationElement::NameProperty);
cacheRequest->Add(AutomationElement::BoundingRectangleProperty);
*/
System::String ^cachedPropStr = cachedProperties;
if (cachedPropStr == nullptr) // check if blank/null we need to use DEFAULT_CACHED_PROPS;
cachedPropStr = DEFAULT_CACHED_PROPS;
else if (cachedPropStr->Equals(""))
cachedPropStr = DEFAULT_CACHED_PROPS;
array<AutomationProperty^> ^rootProperties = AutomationElement::RootElement->GetSupportedProperties();
List<AutomationProperty^> ^cacheList = gcnew List<AutomationProperty^>();
if (cachedPropStr->Contains(L"NativeWindowHandleProperty")) //special property not in the root property list
{
cacheList->Add(AutomationElement::NativeWindowHandleProperty);
cacheRequest->Add(AutomationElement::NativeWindowHandleProperty);
}
if (cachedPropStr->Contains(L"ValueProperty")) //special property not in the root property list
{
cacheList->Add(ValuePattern::ValueProperty);
cacheRequest->Add(ValuePattern::ValueProperty);
}
for each(AutomationProperty ^ap in rootProperties) //loop through all supported Properties for a child
{
System::String ^currentPropertyStr = L""; //current property values
System::String ^shortPropName = L" null ";
if (ap->ProgrammaticName->Contains(L".")) //get short Property name
shortPropName = ap->ProgrammaticName->Substring(ap->ProgrammaticName->IndexOf(L".") + 1);
if (cachedPropStr->Contains(shortPropName) || cachedPropStr->Contains(ap->ProgrammaticName))
{
cacheList->Add(ap);// add property to cachedRootProperties
cacheRequest->Add(ap); // add property to cacheRequest
//Console::WriteLine("caching property {0}", ap->ProgrammaticName);
}
}
cachedRootProperties = cacheList->ToArray();
cacheRequest->Push(); //enable UI Automation Cache
//cachedRootProperties = AutomationElement::RootElement->GetSupportedProperties();
}
int AutomationBridge::addEnumFilter(System::String ^propertyName, System::String ^propertyValue)
{
enumFilters->Add(propertyName, propertyValue);
return enumFilters->Count;
}
void AutomationBridge::clearEnumFilters()
{
enumFilters->Clear();
}
Boolean AutomationBridge::isElementFiltered(System::Windows::Automation::AutomationElement ^element)
{
return isElementFiltered(element, nullptr);
}
Boolean AutomationBridge::isElementFiltered(System::Windows::Automation::AutomationElement ^element, List<System::String ^> ^filterModifierList)
{
Boolean result = false;
int filterMatchCount = 0;
if (enumFilters->Count == 0)
return result;
array<AutomationProperty^> ^aps = cachedRootProperties;//element->GetSupportedProperties();
for each(AutomationProperty ^ap in aps) //loop through all supported Properties for a child
{
System::String ^currentPropertyStr = L""; //current property values
System::String ^shortPropName = L" null ";
if (ap->ProgrammaticName->Contains(L".")) //get short Property name
shortPropName = ap->ProgrammaticName->Substring(ap->ProgrammaticName->IndexOf(L".") + 1);
//System::Console::WriteLine("property: {0}", shortPropName);
for each(System::String ^key in enumFilters->Keys)
{
if (filterModifierList != nullptr)
if (filterModifierList->Contains(key) && key->StartsWith(PARENT_MODIFIER+ "/") ) // modifier has been applied and filters should be ignored
{
++filterMatchCount;
//System::Console::WriteLine("PARENT_MODIFIER {0}", key);
continue;
}
else if(filterModifierList->Contains(key) && key->StartsWith(FIRST_MODIFIER+ "/")) //first already found stop!
{
//System::Console::WriteLine("FIRST_MODIFIER {0}", key);
return true;
}
System::String ^filterProp = key;
System::String ^modifier = L"";
int pos = key->IndexOf(L"/");
if (pos != -1)//tree modifier
{
modifier = filterProp->Substring(0, pos);
filterProp = filterProp->Substring(pos+1);
//System::Console::WriteLine("modifier: {0}, {1}, {2}", modifier, filterProp, key);
}
if (shortPropName->Equals(filterProp) || ap->ProgrammaticName->Equals(filterProp))
{//this element has a matching filter property
//System::Console::WriteLine("matched property: {0}", filterProp);
System::String ^valStr = L"";
if (ap->ProgrammaticName->Equals(L"AutomationElementIdentifiers.RuntimeIdProperty"))
{//runtimeId are int array so need to test it differently
array<System::Int32> ^idArray = (array<System::Int32> ^)element->GetCurrentPropertyValue(ap);
for each(System::Int32 val in idArray)
{
valStr += System::Convert::ToString(val) + L"-";
}
valStr = valStr->TrimEnd('-');
//System::Console::WriteLine("runtimeId: {0}", valStr);
}
else //all other property types that are strings
{
valStr = element->GetCachedPropertyValue(ap)->ToString();
//valStr = element->GetCurrentPropertyValue(ap)->ToString();
}
//System::Console::WriteLine("test property vals: {0} , {1}", valStr, enumFilters[key]);
if (valStr->Equals(enumFilters[key])) // value matches filter value
{
//System::Console::WriteLine("matched property vals: {0} , {1}", valStr, enumFilters[key]);
//result = false;
++filterMatchCount;
if (filterModifierList != nullptr)
if (modifier->Equals(PARENT_MODIFIER)) //if modifier is parent then add to modifier list
{
//System::Console::WriteLine("modifier added1 {0}", key);
filterModifierList->Add(key);
}
else if(modifier->Equals(FIRST_MODIFIER)) {
//System::Console::WriteLine("first modifier added1 {0} {1}", key, filterModifierList->Count);
//for each (System::String ^mod in filterModifierList)
// System::Console::WriteLine("mod {0}", mod);
filterModifierList->Add(key);
return false;
}
}
else// not matched
if (filterModifierList != nullptr)
if (modifier->Equals(ALL_MODIFIER)) //doesn't matter if ALL modifier doesn't match, need to keep searching
{
//System::Console::WriteLine("modifier added2 {0}", key);
filterModifierList->Add(key);
}
else if(modifier->Equals(FIRST_MODIFIER))
filterModifierList->Add(ALL_MODIFIER + "/" + filterProp);
}
}
}
//System::Console::WriteLine("filterMatchCount: {0}", filterMatchCount);
if (filterMatchCount > 0)
return false;
else
return true;
//return result;
}
void AutomationBridge::processFilterModifier(Boolean filtered, Boolean modifierChanged, List<System::String ^> ^filterModifierList)
{
if (!filtered) //not filtered so return element
{
//winInfoList->Add(getWindowInfo(currentElement, properties));
//winInfoList->AddRange(enumWindowInfo(currentElement, properties, filterModifierList));
if (modifierChanged && filterModifierList[filterModifierList->Count - 1]->StartsWith(FIRST_MODIFIER) == false) //modifier was added and needs to be removed
{// don't remove First modifier
//System::Console::WriteLine("modifier removed1 {0}", filterModifierList[filterModifierList->Count - 1]);
filterModifierList->RemoveAt(filterModifierList->Count - 1);
}
}
else //filtered, but if modifier used keep searching children
{
if (modifierChanged) //modifier was added and needs to be removed (ALL)
{
//winInfoList->AddRange(enumWindowInfo(currentElement, properties, filterModifierList));
if (filterModifierList[filterModifierList->Count - 1]->StartsWith(FIRST_MODIFIER) == false)// don't remove First modifier
{
//System::Console::WriteLine("modifier removed2 {0}", filterModifierList[filterModifierList->Count - 1]);
filterModifierList->RemoveAt(filterModifierList->Count - 1);
}
}
}
}
System::String ^ AutomationBridge::getRuntimeIdFromElement(System::Windows::Automation::AutomationElement ^element)
{
System::String ^result = L"";
System::Object ^currentVal = element->GetCurrentPropertyValue(AutomationElement::RuntimeIdProperty);
if (currentVal != nullptr)
{
array<System::Int32> ^idArray = (array<System::Int32> ^)currentVal;
for each(System::Int32 val in idArray)
{
result += System::Convert::ToString(val) + L"-";
}
result = result->TrimEnd('-');
//System::Console::WriteLine("id: {0}", result);
}
return result;
}
array<System::String ^> ^ AutomationBridge::enumWindowInfo(System::String ^properties)
{
return enumWindowInfo(AutomationElement::RootElement, properties);
}
array<System::String ^> ^ AutomationBridge::enumWindowInfo(System::IntPtr windowHandle, System::String ^properties)
{
AutomationElement ^element = AutomationElement::FromHandle(windowHandle);
List<System::String ^> ^winInfoList = gcnew List<System::String ^>();
if (!isElementFiltered(element)) //test parent should be filtered
winInfoList->Add(getWindowInfo(element, properties, nullptr));
winInfoList->AddRange(enumWindowInfo(element, properties));
return winInfoList->ToArray();
}
array<System::String ^> ^ AutomationBridge::enumWindowInfo(AutomationElement ^element, System::String ^properties)
{
List<System::String ^> ^filterModifierList = gcnew List<System::String ^>(); //can change descendants filters based on parent's filters
return enumWindowInfo(element, properties, filterModifierList);
}
array<System::String ^> ^ AutomationBridge::enumWindowInfo(AutomationElement ^parentElement, System::String ^properties, List<System::String ^> ^filterModifierList)
{
List<System::String ^> ^winInfoList = gcnew List<System::String ^>();
if (parentElement == nullptr)
return winInfoList->ToArray();
TreeWalker ^tw = TreeWalker::RawViewWalker;
//System::Console::WriteLine("get info: {0}", getWindowInfo(element, properties));
//AutomationElement ^currentElement = tw->GetFirstChild(element, cacheRequest);
AutomationElement ^currentElement = nullptr;
currentElement = tw->GetFirstChild(parentElement, cacheRequest);
if (currentElement == nullptr)
{
//System::Console::WriteLine("no children {0}", element->CachedChildren->Count);
//System::Console::WriteLine("no children");
return winInfoList->ToArray();
}
//else
// System::Console::WriteLine("yes children");
while (currentElement != nullptr)
{
try
{
int fmlOriginalSize = filterModifierList->Count;
Boolean filtered = isElementFiltered(currentElement, filterModifierList);
Boolean modifierChanged = fmlOriginalSize != filterModifierList->Count;
if (!filtered) //not filtered so return element
{
winInfoList->Add(getWindowInfo(currentElement, properties, parentElement));
winInfoList->AddRange(enumWindowInfo(currentElement, properties, filterModifierList));
}
else //filtered, but if modifier used keep searching children
{
if (modifierChanged) //modifier was added search children
winInfoList->AddRange(enumWindowInfo(currentElement, properties, filterModifierList));
}
processFilterModifier(filtered, modifierChanged, filterModifierList); //cleans filterModifierList
//System::Console::WriteLine("element: {0}", currentElement);
//currentElement->
} catch (Exception ^ex)
{
System::Console::WriteLine("Exception: {0} {1}", ex->Message, ex->StackTrace);
}
currentElement = tw->GetNextSibling(currentElement, cacheRequest);
}
return winInfoList->ToArray();
}
System::String ^ AutomationBridge::getWindowInfo(AutomationElement ^element, System::String ^properties, AutomationElement ^optionalParentElement)
{
System::String ^resultProperties = L"";
System::String ^propertyNameErrorCheck = L"";
try
{
//when wildcard is enabled it will pull all property names & values
System::Boolean wildcardEnabled = false;
if (properties->Equals(L"*"))
wildcardEnabled = true;
//setup parentElement
System::String ^parentRuntimeId = L"";
if (wildcardEnabled || properties->Contains(L"ParentRuntimeIdProperty"))
{
if (optionalParentElement == nullptr)
{
TreeWalker ^tw = TreeWalker::ControlViewWalker;
parentRuntimeId = getRuntimeIdFromElement(tw->GetParent(element, cacheRequest));
}
else
parentRuntimeId = getRuntimeIdFromElement(optionalParentElement);
}
//create array for keeping order of properties
System::String ^delim = L",";
array<System::String ^> ^propSpltArray = properties->Split(delim->ToCharArray());
System::Int32 count = 0;
array<AutomationProperty^> ^aps = cachedRootProperties;//element->GetSupportedProperties();
array<System::String ^> ^propValues = gcnew array<System::String ^>(propSpltArray->Length);//keep order
System::String ^wildcardProperties = L"";
if (wildcardEnabled) {
wildcardProperties += "ParentRuntimeIdProperty:" + parentRuntimeId + ",";
//propValues = gcnew array<System::String ^>(aps->Length +1 );//add one for parent property since it doesn't exist
}
for(int i=0 ; i < propValues->Length ; i++)
{
propValues[i] = L"";
if (propSpltArray[i]->Equals("ParentRuntimeIdProperty"))//custom property for getting parent
{
propValues[i] = parentRuntimeId;
}
}
for each(AutomationProperty ^ap in aps) //loop through all supported Properties for a child
{
propertyNameErrorCheck = ap->ProgrammaticName;//debug purposes
System::String ^currentPropertyStr = L""; //current property values
//System::Console::WriteLine("property: {0}", ap->ProgrammaticName);
System::String ^shortPropName = L" null ";
if (ap->ProgrammaticName->Contains(L"."))
shortPropName = ap->ProgrammaticName->Substring(ap->ProgrammaticName->IndexOf(L".") + 1);
if (properties->Contains(shortPropName) || properties->Contains(ap->ProgrammaticName) || ap->ProgrammaticName->Equals(properties) || wildcardEnabled)
{
//System::Console::WriteLine("shortPropName: {0}", shortPropName);
//System::Object ^currentVal = element->GetCurrentPropertyValue(ap);
System::Object ^currentVal = element->GetCachedPropertyValue(ap);
if (currentVal == nullptr)
continue;
if (ap->ProgrammaticName->Equals(L"AutomationElementIdentifiers.RuntimeIdProperty"))
{
array<System::Int32> ^idArray = (array<System::Int32> ^)currentVal;
for each(System::Int32 val in idArray)
{
currentPropertyStr += System::Convert::ToString(val) + L"-";
}
currentPropertyStr = currentPropertyStr->TrimEnd('-');
//System::Console::WriteLine("id: {0}", result);
}
else//not runtimeId which is an Int32[]
{
currentPropertyStr = currentVal->ToString();
currentPropertyStr = currentPropertyStr->Replace(",","&#44;");
}
}
if (currentPropertyStr->Equals(L"")) //if there isn't a value skip
continue;
if (wildcardEnabled) {
wildcardProperties += shortPropName + ":" +currentPropertyStr + ",";
continue;
}
//System::Console::WriteLine("currentPropertyStr: {0}", currentPropertyStr);
//find the correct order to return this property
for(int i=0 ; i < propSpltArray->Length ; i++)
{
if (propSpltArray[i]->Equals(shortPropName) || propSpltArray[i]->Equals(ap->ProgrammaticName))
propValues[i] = currentPropertyStr;
}
}
//output properties in the correct order
for(int i=0 ; i < propSpltArray->Length ; i++)
resultProperties += propValues[i] + L",";
if (wildcardEnabled)
resultProperties += wildcardProperties;
} catch (Exception ^ex) //when some elements close during enumeration it might cause valid exceptions
{
System::Console::WriteLine("Exception ({2}): {0} {1}", ex->Message, ex->StackTrace, propertyNameErrorCheck);
}
return resultProperties;
}
System::String ^ AutomationBridge::getWindowInfo(System::Int32 x, System::Int32 y, System::String ^properties)
{
AutomationElement ^element = AutomationElement::FromPoint(System::Windows::Point(x, y));
return getWindowInfo(element, properties, nullptr);
}
System::String ^ AutomationBridge::getWindowInfo(System::IntPtr windowHandle, System::String ^properties)
{
AutomationElement ^element = AutomationElement::FromHandle(windowHandle);
return getWindowInfo(element, properties, nullptr);
}
System::String ^ AutomationBridge::getWindowInfo(System::String ^runtimeIdStr, System::String ^properties)
{
System::String ^filter = L"First/RuntimeIdProperty"; //get first matching runtimeIdProperty
enumFilters->Add(filter, runtimeIdStr);
array<System::String ^> ^props = enumWindowInfo(properties);
enumFilters->Remove(filter);
if (props->Length > 0) //if result array has a match return first result
return props[0];
else
return "";
//return getWindowInfo(element, properties);
}