protected virtual TestIEDocument[] GetFrames(TestIEDocument root)
{
if (root != null)
{
IHTMLDocument doc = root.Document;
if (doc != null)
{
IHTMLDocument[] frames = COMUtil.GetFrames(doc);
if (frames != null && frames.Length > 0)
{
List <TestIEDocument> framesDocs = new List <TestIEDocument>();
foreach (IHTMLDocument frame in frames)
{
try
{
TestIEDocument frameDoc = new TestIEDocument(frame as IHTMLDocument2);
framesDocs.Add(frameDoc);
}
catch
{
}
}
return(framesDocs.ToArray());
}
}
}
return(null);
}
private void CallJavaScript(string callFunctionName, params object[] args)
{
try
{
Type typeIOleObject = this.GetType().GetInterface("IOleObject", true);
object oleClientSite = typeIOleObject.InvokeMember("GetClientSite",
BindingFlags.Instance | BindingFlags.InvokeMethod | BindingFlags.Public,
null,
this,
null);
IOleClientSite oleClientSite2 = oleClientSite as IOleClientSite;
IOleContainer pObj;
oleClientSite2.GetContainer(out pObj);
IHTMLDocument pDoc2 = (IHTMLDocument)pObj;
object script = pDoc2.Script;
try
{
script.GetType().InvokeMember(callFunctionName,
BindingFlags.Instance | BindingFlags.InvokeMethod | BindingFlags.Public,
null,
script,
args);
}
catch
{
LogException(new Exception("1.未实现JS方法：" + callFunctionName + ";2.在调用该方法时发生内部错误"));
}
}
catch { }
}
/// <summary>
/// 调用JS函数
/// </summary>
/// <param name="fnName">js函数名</param>
/// <param name="args">入参</param>
protected void CallJSFun(string fnName, params object[] args)
{
if (typeIOleObject == null)
{
typeIOleObject = this.GetType().GetInterface("IOleObject", true);
object tmpOldClientSite = typeIOleObject.InvokeMember("GetClientSite", BindingFlags.Instance | BindingFlags.InvokeMethod | BindingFlags.Public,
null,
this,
null);
oleClientSite = tmpOldClientSite as IOleClientSite;
oleClientSite.GetContainer(out pObj);
}
//获取页面的Script集合
IHTMLDocument pDoc2 = (IHTMLDocument)pObj;
object script = pDoc2.Script;
try
{
//调用JavaScript方法OnScaned并传递参数，因为此方法可能并没有在页面中实现，所以要进行异常处理
script.GetType().InvokeMember(fnName,
BindingFlags.Instance | BindingFlags.InvokeMethod | BindingFlags.Public,
null,
script,
args);
}
catch { }
}
internal HtmlDocument(HtmlShimManager shimManager, IHTMLDocument doc)
{
htmlDocument2 = (IHTMLDocument2)doc;
Debug.Assert(NativeHtmlDocument2 != null, "The document should implement IHtmlDocument2");
this.shimManager = shimManager;
}
private void Init(IHTMLDocument document, MshtmlMarkupServices markupServices, MarkupRange selectionRange, MarkupRangeFilter filter, DamageFunction damageFunction, bool expandRange)
{
// save references
this.htmlDocument = document;
this.markupServices = markupServices;
this.selectionRange = selectionRange;
this.filter = filter;
this.damageFunction = damageFunction;
// If the range is already the body, don't expand it or else it will be the whole document
if (expandRange)
{
ExpandRangeToWordBoundaries(selectionRange);
}
// initialize pointer to beginning of selection range
MarkupPointer wordStart = MarkupServices.CreateMarkupPointer(selectionRange.Start);
MarkupPointer wordEnd = MarkupServices.CreateMarkupPointer(selectionRange.Start);
//create the range for holding the current word.
//Be sure to set its gravity so that it stays around text that get replaced.
currentWordRange = MarkupServices.CreateMarkupRange(wordStart, wordEnd);
currentWordRange.Start.Gravity = _POINTER_GRAVITY.POINTER_GRAVITY_Left;
currentWordRange.End.Gravity = _POINTER_GRAVITY.POINTER_GRAVITY_Right;
currentVirtualPosition = currentWordRange.End.Clone();
}
/// <summary>
/// 向指定HTML文档中附加js脚本。
/// </summary>
/// <param name="doc">要安装js脚本的HTML文档顶级节点。</param>
/// <param name="code">js脚本代码。</param>
public static void AttachScript(IHTMLDocument doc, string code, HtmlElementInsertionOrientation orient)
{
string position = "beforeEnd";
switch (orient)
{
case HtmlElementInsertionOrientation.AfterBegin:
position = "afterBegin";
break;
case HtmlElementInsertionOrientation.AfterEnd:
position = "afterEnd";
break;
case HtmlElementInsertionOrientation.BeforeBegin:
position = "beforeBegin";
break;
}
IHTMLElement head = GetDocHead(doc);
IHTMLElement script = ((IHTMLDocument2)doc).createElement("script");
script.setAttribute("type", "text/javascript");
script.setAttribute("text", code);
((IHTMLElement2)head).insertAdjacentElement(position, script);
}
private void button1_Click(object sender, EventArgs e)
{
if (this.webBrowser1.ReadyState == WebBrowserReadyState.Loading ||
this.webBrowser1.ReadyState == WebBrowserReadyState.Uninitialized)
{
MessageBox.Show("Please wait for RadEditor to load first.");
return;
}
//Register a script function to extract editor's html
string jsFunction = @"
function GetEditorHtml()
{
return RadEditor1.GetHtml(true);
}";
IHTMLDocument doc1 = (IHTMLDocument)this.webBrowser1.Document.DomDocument;
HTMLWindow2 iHtmlWindow2 = (HTMLWindow2)doc1.Script;
//register
iHtmlWindow2.execScript(jsFunction, "javascript");
//call the function to get editor's text
try
{
object res = this.webBrowser1.Document.InvokeScript("GetEditorHtml");
MessageBox.Show(res == null ? "null" : res.ToString(), this.Text);
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), "RadEditor's text: " + this.Text);
}
}
private void Init(IHTMLDocument document, MshtmlMarkupServices markupServices, MarkupRange selectionRange, MarkupRangeFilter filter, DamageFunction damageFunction, bool expandRange)
{
// save references
this.htmlDocument = document;
this.markupServices = markupServices;
this.selectionRange = selectionRange;
this.filter = filter;
this.damageFunction = damageFunction;
// If the range is already the body, don't expand it or else it will be the whole document
if (expandRange)
ExpandRangeToWordBoundaries(selectionRange);
// initialize pointer to beginning of selection range
MarkupPointer wordStart = MarkupServices.CreateMarkupPointer(selectionRange.Start);
MarkupPointer wordEnd = MarkupServices.CreateMarkupPointer(selectionRange.Start);
//create the range for holding the current word.
//Be sure to set its gravity so that it stays around text that get replaced.
currentWordRange = MarkupServices.CreateMarkupRange(wordStart, wordEnd);
currentWordRange.Start.Gravity = _POINTER_GRAVITY.POINTER_GRAVITY_Left;
currentWordRange.End.Gravity = _POINTER_GRAVITY.POINTER_GRAVITY_Right;
currentVirtualPosition = currentWordRange.End.Clone();
}
public static IHTMLDocument[] GetFrames(IHTMLDocument doc)
{
if (doc != null)
{
try
{
IHTMLDocument2 doc2 = doc as IHTMLDocument2;
if (doc2 != null)
{
IHTMLFramesCollection2 frames = doc2.frames;
if (frames != null && frames.length > 0)
{
List <IHTMLDocument> res = new List <IHTMLDocument>();
for (int i = 0; i < frames.length; i++)
{
object index = i;
IHTMLWindow2 frame = frames.item(ref index) as IHTMLWindow2;
IHTMLDocument temp = GetFrameDocument(frame);
if (temp != null)
{
res.Add(temp);
}
}
return(res.ToArray());
}
}
}
catch
{
}
}
return(null);
}
public static IAccessible IHTMLDocumentToMSAA(IHTMLDocument doc)
{
if (doc == null)
{
return(null);
}
IServiceProvider spServiceProvider = doc as IServiceProvider;
if (spServiceProvider == null)
{
return(null);
}
object spAccessible;
Guid guid = typeof(IAccessible).GUID;
int hRes = spServiceProvider.QueryService(ref guid, ref guid, out spAccessible);
if (hRes != 0)
{
return(null);
}
return(spAccessible as IAccessible);
}
/* IHTMLElement GetObjectFromPoint(int x, int y)
* return element at expected point.
*/
public Object GetElementByPoint(int x, int y)
{
try
{
IHTMLElement ele = _rootDocument.GetElementByPoint(x, y) as IHTMLElement;
IHTMLDocument rootDoc = _rootDocument.Document;
IHTMLDocument frameDoc = null;
while (ele != null && (ele is IHTMLIFrameElement || ele is IHTMLFrameElement))
{
frameDoc = COMUtil.GetFrameDocument(ele as IHTMLFrameBase2);
Rectangle rect = WindowsAsstFunctions.GetOffsetPostion(rootDoc, frameDoc);
x = x - rect.Left;
y = y - rect.Top;
ele = (frameDoc as IHTMLDocument2).elementFromPoint(x, y);
rootDoc = frameDoc;
}
if (ele.parentElement is IHTMLAnchorElement)
{
ele = ele.parentElement;
}
return(ele);
}
catch (Exception ex)
{
throw new ObjectNotFoundException("Can not found object at point: (" + x.ToString() + "," + y.ToString() + "): " + ex.ToString());
}
}
public object InvokeScript(IWebBrowser2 wb, string ScriptName, object[] Data)
{
object oRet = null;
if (wb == null)
{
return(oRet);
}
IHTMLDocument doc = wb.Document as IHTMLDocument;
if (doc == null)
{
return(oRet);
}
object oScript = doc.Script;
if (oScript == null)
{
return(oRet);
}
//Invoke script
if (Data == null)
{
Data = new object[] { }
}
;
oRet = oScript.GetType().InvokeMember(ScriptName,
System.Reflection.BindingFlags.InvokeMethod, null, oScript, Data);
return(oRet);
}
/// <summary>
/// 获取JS变量值
/// </summary>
/// <param name="varName"></param>
/// <returns></returns>
protected object GetJSvar(string varName)
{
if (typeIOleObject == null)
{
typeIOleObject = this.GetType().GetInterface("IOleObject", true);
object tmpOldClientSite = typeIOleObject.InvokeMember("GetClientSite", BindingFlags.Instance | BindingFlags.InvokeMethod | BindingFlags.Public,
null,
this,
null);
oleClientSite = tmpOldClientSite as IOleClientSite;
oleClientSite.GetContainer(out pObj);
}
//获取页面的Script集合
IHTMLDocument pDoc2 = (IHTMLDocument)pObj;
object script = pDoc2.Script;
try
{
return(script.GetType().InvokeMember(varName,
BindingFlags.GetProperty,
null,
script,
new object[] {}));
}
catch {
return(null);
}
}
private static void AttachHasJQueryFunction(IHTMLDocument document)
{
IHTMLElement head = GetDocHead(document);
IHTMLElement script = ((IHTMLDocument2)document).createElement("script");
script.setAttribute("type", "text/javascript");
script.setAttribute("text", @"function hasJQuery(){return window.jQuery != null && window.jQuery != undefined;}");
((IHTMLElement2)head).insertAdjacentElement("beforeEnd", script);
}
public static object InvokeScript(IHTMLDocument doc, string scriptName, object[] args)
{
object result = null;
NativeMethods.tagDISPPARAMS tagDISPPARAMS = new NativeMethods.tagDISPPARAMS();
tagDISPPARAMS.rgvarg = IntPtr.Zero;
try
{
IDispatch dispatch = doc.Script as IDispatch;
if (dispatch != null)
{
Guid empty = Guid.Empty;
string[] rgszNames = new string[]
{
scriptName
};
int[] array = new int[]
{
-1
};
int iDsOfNames = dispatch.GetIDsOfNames(ref empty, rgszNames, 1, SafeNativeMethods.GetThreadLCID(), array);
if (SafeNativeMethods.Succeeded(iDsOfNames) && array[0] != -1)
{
if (args != null)
{
Array.Reverse(args);
}
tagDISPPARAMS.rgvarg = ((args == null) ? IntPtr.Zero : SafeNativeMethods.ArrayToVARIANTVector(args));
tagDISPPARAMS.cArgs = ((args == null) ? 0 : args.Length);
tagDISPPARAMS.rgdispidNamedArgs = IntPtr.Zero;
tagDISPPARAMS.cNamedArgs = 0;
object[] array2 = new object[1];
if (dispatch.Invoke(array[0], ref empty, SafeNativeMethods.GetThreadLCID(), 1, tagDISPPARAMS, array2, new NativeMethods.tagEXCEPINFO(), null) == 0)
{
result = array2[0];
}
}
}
}
catch (Exception ex)
{
if (ClientUtils.IsSecurityOrCriticalException(ex))
{
throw;
}
}
finally
{
if (tagDISPPARAMS.rgvarg != IntPtr.Zero)
{
SafeNativeMethods.FreeVARIANTVector(tagDISPPARAMS.rgvarg, args.Length);
}
}
return(result);
}
/// <summary>
/// 查询指定HTML文档中是否可执行jQuery。
/// </summary>
/// <param name="document">要查询的HTML文档。</param>
/// <returns></returns>
public static bool HasJQuery(IHTMLDocument document)
{
object result = InvokeScript(document, "hasJQuery");
if (result == null)
{
AttachHasJQueryFunction(document);
result = InvokeScript(document, "hasJQuery");
}
return(result != null && (bool)result);
}
private void InitializeSubDocument(IHTMLDocument document)
{
foreach (IHTMLElement item in ((IHTMLDocument3)document).getElementsByTagName("IFRAME"))
{
try
{
subFrameDocument.Add(((IHTMLFrameBase2)item).contentWindow.document);
InitializeSubDocument(((IHTMLFrameBase2)item).contentWindow.document);
}
catch (UnauthorizedAccessException) { }
}
}
/// <summary>
/// 向指定HTML文档中安装jQuery。
/// </summary>
/// <param name="document">要安装jQuery的HTML文档顶级节点。</param>
public static void InstallJQuery(IHTMLDocument document, bool force)
{
IHTMLElement head = GetDocHead(document);
if (force || HasJQuery(document) == false)
{
IHTMLElement script = ((IHTMLDocument2)document).createElement("script");
script.setAttribute("type", "text/javascript");
script.setAttribute("text", jQueryHelper.jQuery_1_11_1);
((IHTMLElement2)head).insertAdjacentElement("beforeEnd", script);
}
}
public DocumentAdapter(object document)
{
//_documentUri = documentUri;
_raw = document;
_document = document as IHTMLDocument;
_document2 = document as IHTMLDocument2;
_document3 = document as IHTMLDocument3;
_document4 = document as IHTMLDocument4;
_document5 = document as IHTMLDocument5;
}
public DocumentAdapter( object document )
{
//_documentUri = documentUri;
_raw = document;
_document = document as IHTMLDocument;
_document2 = document as IHTMLDocument2;
_document3 = document as IHTMLDocument3;
_document4 = document as IHTMLDocument4;
_document5 = document as IHTMLDocument5;
}
private void bindIFrameHandler(IHTMLDocument idoc)
{
DHTMLEventHandler onIframeClick = new DHTMLEventHandler(idoc as HTMLDocument);
DHTMLEventHandler onIframeMouseOver = new DHTMLEventHandler(idoc as HTMLDocument);
DHTMLEventHandler onIframeMouseOut = new DHTMLEventHandler(idoc as HTMLDocument);
onIframeClick.Handler += new DHTMLEvent(this.onIframeClick);
onIframeMouseOver.Handler += new DHTMLEvent(this.OnMouseOver);
onIframeMouseOut.Handler += new DHTMLEvent(this.OnMouseOut);
((mshtml.DispHTMLDocument)idoc).onmouseup = onIframeClick;
((mshtml.DispHTMLDocument)idoc).onmouseover = onIframeMouseOver;
((mshtml.DispHTMLDocument)idoc).onmouseout = onIframeMouseOut;
}
public static Rectangle GetOffsetPostion(IHTMLDocument root, IHTMLDocument frame)
{
if (root != null && frame != null)
{
Rectangle rootPosition = COMUtil.GetIHTMLDocumentPosition(root);
Rectangle framePosition = COMUtil.GetIHTMLDocumentPosition(frame);
int left = framePosition.Left - rootPosition.Left;
int top = framePosition.Top - rootPosition.Top;
return(new Rectangle(left, top, framePosition.Width, framePosition.Height));
}
return(new Rectangle());
}
private static IHTMLElement GetDocHead(IHTMLDocument doc)
{
IHTMLElementCollection collection = ((IHTMLDocument3)doc).getElementsByTagName("html");
IHTMLElement head = null;
if (collection != null && collection.length > 0)
{
head = collection.item(0) as IHTMLElement;
}
else
{
head = ((IHTMLDocument2)doc).body;
}
return(head);
}
public static IHTMLDocument WithContent(this IHTMLDocument document, params object[] content)
{
document.open("text/html", "replace");
var doc = new XElement("body");
doc.Add(new XAttribute("style", "border: 0; margin: 0; padding: 0;"));
doc.Add(content);
document.write(doc.ToString());
document.close();
return(document);
}
public static Rectangle GetIHTMLDocumentPosition(IHTMLDocument doc)
{
if (doc != null)
{
IAccessible pAcc = IHTMLDocumentToMSAA(doc);
if (pAcc != null)
{
int left, top, width, height;
pAcc.accLocation(out left, out top, out width, out height, 0);
return(new Rectangle(left, top, width, height));
}
}
return(new Rectangle(0, 0, 0, 0));
}
private void PrintDomBegin()
{
if (web1.Document != null)
{
IHTMLElementCollection elemColl = null;
IHTMLDocument doc = (IHTMLDocument)web1.Document;
if (doc != null)
{
// elemColl = doc.get .getElementsByTagName("HTML");
// String str = PrintDom(elemColl, new System.Text.StringBuilder(), 0);
// web1.doc .DocumentText = str;
//web1.Document. = str;
}
}
}
/// <summary>
/// Initialize word range for the specified markup-range within the document
/// </summary>
public MshtmlWordRange(IHTMLDocument document, bool useDocumentSelectionRange, MarkupRangeFilter filter, DamageFunction damageFunction)
{
MshtmlMarkupServices markupServices = new MshtmlMarkupServices((IMarkupServicesRaw)document);
IHTMLDocument2 document2 = (IHTMLDocument2)document;
MarkupRange markupRange;
if (useDocumentSelectionRange)
{
markupRange = markupServices.CreateMarkupRange(document2.selection);
}
else
{
// TODO: Although this works fine, it would be better to only spellcheck inside editable regions.
markupRange = markupServices.CreateMarkupRange(document2.body, false);
}
Init(document, markupServices, markupRange, filter, damageFunction, useDocumentSelectionRange);
}
/// <summary>
/// Initialize word range for the specified markup-range within the document
/// </summary>
public MshtmlWordRange(IHTMLDocument document, bool useDocumentSelectionRange, MarkupRangeFilter filter, DamageFunction damageFunction)
{
MshtmlMarkupServices markupServices = new MshtmlMarkupServices((IMarkupServicesRaw)document);
IHTMLDocument2 document2 = (IHTMLDocument2)document;
MarkupRange markupRange;
if (useDocumentSelectionRange)
{
markupRange = markupServices.CreateMarkupRange(document2.selection);
}
else
{
// TODO: Although this works fine, it would be better to only spellcheck inside editable regions.
markupRange = markupServices.CreateMarkupRange(document2.body, false);
}
Init(document, markupServices, markupRange, filter, damageFunction, useDocumentSelectionRange);
}
public void InitializeSubDocument(IHTMLDocument document)
{
IHTMLDocument3 buffer = document as IHTMLDocument3;
foreach (IHTMLElement item in buffer.getElementsByTagName("IFRAME"))
{
try
{
IHTMLFrameBase2 ele = item as IHTMLFrameBase2;
IHTMLDocument subDoc = ele.contentWindow.document;
subFrame.Add(subDoc);
InitializeSubDocument(ele.contentWindow.document);
}
catch (UnauthorizedAccessException)
{
//권한 에러는 무시
}
}
}
private void findIFrame(IHTMLWindow2 frame)
{
if (frame.frames.length == 0)
{
return;
}
object j;
for (int i = 0; i < frame.frames.length; i++)
{
j = i;
IHTMLWindow2 childframe = frame.frames.item(ref j) as IHTMLWindow2;
IHTMLDocument idoc = CodecentrixSample.CrossFrameIE.GetDocumentFromWindow(childframe);
bindIFrameHandler(idoc);
findIFrame(childframe);
}
}
public static void WhenContentReady(this IHTMLDocument doc, Action <IHTMLBody> y)
{
if (doc.body != null)
{
y(doc.body);
}
else
{
new Timer(
t =>
{
if (doc.body == null)
{
return;
}
t.Stop();
y(doc.body);
}
).StartInterval(15);
}
}
/// <summary>
/// 文档加载完成触发事件
/// </summary>
/// <param name="pDisp"></param>
/// <param name="URL"></param>
public void OnDocumentComplete(object pDisp, ref object URL)
{
document = (HTMLDocument)webBrowser.Document;
HTMLDocument doc = this.document as HTMLDocument; //拿到HTML页面的Document
bindHandler(doc); //给页面绑定事件
object j;
//变量得到的document是否为iframe框架元素内
for (int i = 0; i < doc.parentWindow.frames.length; i++)
{
j = i;
IHTMLWindow2 frame = doc.frames.item(ref j) as IHTMLWindow2;
IHTMLDocument idoc = CodecentrixSample.CrossFrameIE.GetDocumentFromWindow(frame);
bindIFrameHandler(idoc); //绑定iframe下的文档
findIFrame(frame);
}
insertScript(); //插入JS语句
}
/// <summary>
/// Attaches runtime defined styles that can be used to tweak the editing
/// behavior of the editing template.
/// </summary>
/// <param name="document"></param>
private void AttachEditingStyles(IHTMLDocument document)
{
IHTMLDocument3 doc3 = (IHTMLDocument3)document;
IHTMLElementCollection c = doc3.getElementsByTagName("HEAD");
IHTMLElement head = (IHTMLElement)c.item(0, 0);
MarkupPointer insertionPoint = MarkupServices.CreateMarkupPointer(head, _ELEMENT_ADJACENCY.ELEM_ADJ_BeforeEnd);
int major;
int minor;
BrowserHelper.GetInstalledVersion(out major, out minor);
string postTitleStyles = "margin: 0px 0px 10px 0px; padding: 0px; border: 0px;"; //add some space btwn the title and body
//set a minimum height for the body element so that it takes up a larger space when its empty.
string postBodyStyles = String.Format(CultureInfo.InvariantCulture, "margin: 0px; padding: 0px; border: 0px; {0}", _postBodyInlineStyle);
string defaultCssStyles = ".postTitle {" + postTitleStyles + "} .postBody {" + postBodyStyles + "}";
string style = String.Format(CultureInfo.InvariantCulture, "<style>{0}</style>", defaultCssStyles);
MarkupServices.InsertHtml(style, insertionPoint);
RemoveProblematicEditingStyles();
//bug 297804: on IE7 beta3, updating the head styles doesn't update the display of the rendered document,
//so we need to invalidate the postBody layout.
InvalidatePostBodyElement();
}
public ScrapNode(IHTMLDocument document)
{
this.document = document;
InitializeSubDocument(document);
}
/// <summary>
/// The event object passed to the OnHtmlElementEvent handler.
/// </summary>
/// <param name="pElem">The element that caused the event as a mshtml.IHTMLElement</param>
/// <param name="pEventType">A string representing the type of event that occured. (onClick, onChange, etc)</param>
/// <param name="pBubbled">A boolean. If true there was a handler assigned to this event other than this one and
/// was executed before processing this handler. Otherwise, there was no handler
/// other than this one assigned to this event</param>
public HtmlElementEventArgs(IHTMLElement pElem, string pEventType, Boolean pBubbled)
{
srcElement = pElem;
owningDocument = (IHTMLDocument)pElem.document;
eventType = pEventType;
bubbled = pBubbled;
}
/// <summary>
/// Initialize word range for the specified markup-range within the document
/// </summary>
public MshtmlWordRange(IHTMLDocument document, MarkupRange markupRange, MarkupRangeFilter filter, DamageFunction damageFunction)
{
MshtmlMarkupServices markupServices = new MshtmlMarkupServices((IMarkupServicesRaw)document);
Init(document, markupServices, markupRange, filter, damageFunction, true);
}
public static IHTMLDocument[] GetFrames(IHTMLDocument doc)
{
if (doc != null)
{
try
{
IHTMLDocument2 doc2 = doc as IHTMLDocument2;
if (doc2 != null)
{
IHTMLFramesCollection2 frames = doc2.frames;
if (frames != null && frames.length > 0)
{
List<IHTMLDocument> res = new List<IHTMLDocument>();
for (int i = 0; i < frames.length; i++)
{
object index = i;
IHTMLWindow2 frame = frames.item(ref index) as IHTMLWindow2;
IHTMLDocument temp = GetFrameDocument(frame);
if (temp != null)
{
res.Add(temp);
}
}
return res.ToArray();
}
}
}
catch
{
}
}
return null;
}
public static Rectangle GetIHTMLDocumentPosition(IHTMLDocument doc)
{
if (doc != null)
{
IAccessible pAcc = IHTMLDocumentToMSAA(doc);
if (pAcc != null)
{
int left, top, width, height;
pAcc.accLocation(out left, out top, out width, out height, 0);
return new Rectangle(left, top, width, height);
}
}
return new Rectangle(0, 0, 0, 0);
}
/// <summary>
/// Disambiguates a set of title regions to determine which should be editable based on proximity to the main post body element.
/// </summary>
/// <param name="bodyElement"></param>
/// <param name="doc"></param>
/// <param name="titleElements"></param>
/// <returns>The title region in closest proximity to the post body element.</returns>
protected static IHTMLElement GetPrimaryEditableTitleElement(IHTMLElement bodyElement, IHTMLDocument doc, IHTMLElement[] titleElements)
{
IHTMLDocument2 doc2 = (IHTMLDocument2)doc;
IHTMLElement titleElement = titleElements[0];
if (titleElements.Length > 1)
{
try
{
MshtmlMarkupServices markupServices = new MshtmlMarkupServices((IMarkupServicesRaw)doc2);
MarkupRange bodyRange = markupServices.CreateMarkupRange(bodyElement, true);
MarkupPointer titlePointer = null;
MarkupPointer tempPointer = markupServices.CreateMarkupPointer();
foreach (IHTMLElement title in titleElements)
{
tempPointer.MoveAdjacentToElement(title, _ELEMENT_ADJACENCY.ELEM_ADJ_AfterBegin);
if (titlePointer == null)
titlePointer = markupServices.CreateMarkupPointer(title, _ELEMENT_ADJACENCY.ELEM_ADJ_AfterBegin);
else
{
tempPointer.MoveAdjacentToElement(title, _ELEMENT_ADJACENCY.ELEM_ADJ_AfterBegin);
if (tempPointer.IsLeftOf(bodyRange.End) && tempPointer.IsRightOf(titlePointer))
{
//the temp pointer is closer to the body element, so assume it is more appropriate
//to use as the title.
titleElement = title;
titlePointer.MoveToPointer(tempPointer);
}
}
}
}
catch (COMException ex)
{
Trace.WriteLine("Failed to differentiate between multiple nodes with title text, using the first node. Exception: " + ex);
}
catch (InvalidCastException ex)
{
Trace.WriteLine("Failed to differentiate between multiple nodes with title text, using the first node. Exception: " + ex);
}
}
return titleElement;
}
public static IAccessible IHTMLDocumentToMSAA(IHTMLDocument doc)
{
if (doc == null)
{
return null;
}
IServiceProvider spServiceProvider = doc as IServiceProvider;
if (spServiceProvider == null)
{
return null;
}
object spAccessible;
Guid guid = typeof(IAccessible).GUID;
int hRes = spServiceProvider.QueryService(ref guid, ref guid, out spAccessible);
if (hRes != 0)
{
return null;
}
return spAccessible as IAccessible;
}
public static Rectangle GetOffsetPostion(IHTMLDocument root, IHTMLDocument frame)
{
if (root != null && frame != null)
{
Rectangle rootPosition = COMUtil.GetIHTMLDocumentPosition(root);
Rectangle framePosition = COMUtil.GetIHTMLDocumentPosition(frame);
int left = framePosition.Left - rootPosition.Left;
int top = framePosition.Top - rootPosition.Top;
return new Rectangle(left, top, framePosition.Width, framePosition.Height);
}
return new Rectangle();
}
