Initial community commit

Src/omBrowser/browserWndEnum.cpp

@@ -0,0 +1,179 @@
+#include "main.h"
+#include "./browserWndEnum.h"
+#include "./browserWndRecord.h"
+#include "./browserView.h"
+#include "./browserPopup.h"
+#include "./ifc_omservice.h"
+
+
+OmBrowserWndEnumerator::OmBrowserWndEnumerator(const GUID *windowTypeFilter, const UINT *serviceIdFilter, OmBrowserWndRecord * const *windowList, size_t windowListSize)
+	: ref(1), index(0), list(NULL), size(0), filterId(FALSE), filterType(FALSE)
+{
+	if (NULL != serviceIdFilter)
+	{
+		serviceId = *serviceIdFilter;
+		filterId = TRUE;
+	}
+	else 
+		serviceId = 0;
+
+	if (NULL != windowTypeFilter)
+	{
+		windowType = *windowTypeFilter;
+		filterType = TRUE;
+	}
+	else
+		windowType = GUID_NULL;
+
+	if (NULL != windowList && 0 != windowListSize)
+	{
+		list = (OmBrowserWndRecord**)calloc(windowListSize, sizeof(OmBrowserWndRecord*));
+		if (NULL != list)
+		{
+			for (size_t i = 0; i < windowListSize; i++)
+			{
+				list[i] = windowList[i];
+				list[i]->AddRef();
+			}
+			size = windowListSize;
+		}
+	}
+
+}
+
+OmBrowserWndEnumerator::~OmBrowserWndEnumerator()
+{
+	if (NULL != list)
+	{
+		for (size_t i = 0; i < size; i++)
+		{
+			list[i]->Release();
+		}
+		free(list);
+	}
+}
+
+HRESULT OmBrowserWndEnumerator::CreateInstance(const GUID *windowTypeFilter, const UINT *serviceIdFilter, OmBrowserWndRecord * const* windowList, size_t windowListSize, OmBrowserWndEnumerator **instance)
+{
+	if (NULL == instance) return E_POINTER;
+	
+	*instance = new OmBrowserWndEnumerator(windowTypeFilter, serviceIdFilter, windowList, windowListSize);
+	if (NULL == *instance) return E_OUTOFMEMORY;
+	
+	return S_OK;
+}
+
+size_t OmBrowserWndEnumerator::AddRef()
+{
+	return InterlockedIncrement((LONG*)&ref);
+}
+
+size_t OmBrowserWndEnumerator::Release()
+{
+	if (0 == ref)
+		return ref;
+	
+	LONG r = InterlockedDecrement((LONG*)&ref);
+	if (0 == r)
+		delete(this);
+	
+	return r;
+}
+
+int OmBrowserWndEnumerator::QueryInterface(GUID interface_guid, void **object)
+{
+	if (NULL == object) return E_POINTER;
+	
+	if (IsEqualIID(interface_guid, IFC_OmBrowserWindowEnumerator))
+		*object = static_cast<ifc_ombrowserwndenum*>(this);
+	else
+	{
+		*object = NULL;
+		return E_NOINTERFACE;
+	}
+
+	if (NULL == *object)
+		return E_UNEXPECTED;
+
+	AddRef();
+	return S_OK;
+}
+
+HRESULT OmBrowserWndEnumerator::Next(ULONG listSize, HWND *elementList, ULONG *elementCount)
+{
+	if (NULL == elementList || 0 == listSize) return E_INVALIDARG;
+	if (index >= size)
+	{
+		if (NULL != elementCount) *elementCount = 0;
+		return S_FALSE;
+	}
+
+	ULONG count = 0;
+
+	for (;index < size && count < listSize; index++)
+	{
+		OmBrowserWndRecord *r = list[index];
+		
+		if (FALSE != filterType)
+		{
+			if (S_OK != r->IsEqualType(&windowType))
+				continue;
+		}
+
+		if (FALSE != filterId)
+		{
+			BOOL passOk = FALSE;
+			if (S_OK == r->IsEqualType(&WTID_BrowserView) || 
+				S_OK == r->IsEqualType(&WTID_BrowserPopup))
+			{
+				ifc_omservice *service;
+				if (FALSE != SendMessage(r->GetHwnd(), NBCM_GETSERVICE, 0, (LPARAM)&service) && NULL != service)
+				{
+					if (serviceId == service->GetId())
+						passOk = TRUE;
+					
+					service->Release();
+				}
+			}
+
+			if (FALSE == passOk)
+				continue;
+		}
+
+		elementList[count] = r->GetHwnd();
+		count++;
+
+	}
+
+	if (NULL != elementCount) *elementCount = count;
+
+	return (count == listSize) ? S_OK : S_FALSE;
+}
+
+HRESULT OmBrowserWndEnumerator::Reset(void)
+{
+	index = 0;
+	return S_OK;
+}
+
+HRESULT OmBrowserWndEnumerator::Skip(ULONG elementCount)
+{
+	index += elementCount;
+	if (index >= size)
+	{
+		index = (size - 1);
+		return S_FALSE;
+	}
+	return S_OK;
+}
+
+#define CBCLASS OmBrowserWndEnumerator
+START_DISPATCH;
+CB(ADDREF, AddRef)
+CB(RELEASE, Release)
+CB(QUERYINTERFACE, QueryInterface)
+CB(API_NEXT, Next)
+CB(API_RESET, Reset)
+CB(API_SKIP, Skip)
+END_DISPATCH;
+#undef CBCLASS