private static Bitmap capture(WebBrowser source, IntPtr hwnd)
{
HtmlDocument htmlDocument = source.Document;
HtmlElement htmlElement = htmlDocument.Body;
Rectangle rectangle = new Rectangle(new Point(0, 0), htmlElement.ScrollRectangle.Size);
Bitmap image = new Bitmap(rectangle.Size.Width, rectangle.Size.Height, Graphics.FromHwnd(hwnd));
using (Graphics graphics = Graphics.FromImage(image))
{
IOleObject oleObject = (IOleObject)htmlDocument.DomDocument;
if (oleObject != null)
{
IntPtr imageDC = graphics.GetHdc();
IntPtr pUnk = Marshal.GetIUnknownForObject(source.ActiveXInstance);
try
{
Size currentSize = new Size();
oleObject.GetExtent(DVASPECT.DVASPECT_CONTENT, out currentSize);
Size drawingSize = convertPixelToHIMETRIC(rectangle.Size, imageDC);
oleObject.SetExtent(DVASPECT.DVASPECT_CONTENT, ref drawingSize);
OleDraw(pUnk, DVASPECT.DVASPECT_CONTENT, imageDC, ref rectangle);
oleObject.SetExtent(DVASPECT.DVASPECT_CONTENT, ref currentSize);
}
finally
{
Marshal.Release(pUnk);
graphics.ReleaseHdc(imageDC);
}
}
graphics.Dispose();
}
return(image);
}
public void CreateDocument()
{
Debug.Assert(m_document == null, "Must call Close before recreating.");
Boolean created = false;
try
{
m_document = (IOleObject) new mshtml.HTMLDocument();
int iRetval = ComSupport.OleRun(m_document);
m_document.SetClientSite(this);
// Lock the object in memory
iRetval = ComSupport.OleLockRunning(m_document, true, false);
m_document.SetHostNames("HtmlEditor", "HtmlEditor");
m_document.Advise(this, out iAdviseCookie);
created = true;
}
finally
{
if (created == false)
{
m_document = null;
}
}
}
/// <summary>
/// コンテンツのユーザー操作の可否を設定します。
/// </summary>
/// <param name="isReadOnly">読み取り専用</param>
private void SetReadOnly(bool isReadOnly)
{
try
{
// ボディー部を取得
HtmlDocument htmlDoc = Document;
if (htmlDoc == null)
{
throw new NullReferenceException();
}
HtmlElement element = htmlDoc.Body;
if (element == null)
{
throw new NullReferenceException();
}
IOleObject oleObj = (IOleObject)htmlDoc.DomDocument;
if (oleObj == null)
{
throw new NullReferenceException();
}
// 入力フィールド
element.Parent.Enabled = !isReadOnly;
}
catch (NullReferenceException)
{
// OK
}
catch (Exception es)
{
ThreadExceptionDialog ed = new ThreadExceptionDialog(es);
ed.ShowDialog();
}
return;
}
public void SetProxy()
{
if (ImageResolver.Instance.UseProxy)
{
var proxy = ImageResolver.Instance.GetCorrectCurrentWebProxy;
if (proxy == null)
{
SetProxyServer(null);
}
else
{
object obj = webBrowser.ActiveXInstance;
IOleObject oc = obj as IOleObject;
oc.SetClientSite(this as IOleClientSite);
_currentUsername = ImageResolver.Instance.ProxyUsers[proxy].UserName;
_currentPassword = ImageResolver.Instance.ProxyUsers[proxy].Password;
SetProxyServer(proxy.Address.ToString());
webBrowser.Navigate("about:blank");
Application.DoEvents();
}
}
else
{
SetProxyServer(null);
}
}
public static void LoadUrl(ref HTMLDocument doc, String url, bool CreateSite)
{
if (doc == null)
{
throw new HtmlEditorException("Null document passed to LoadDocument");
}
if (CreateSite)
{
//set client site to DownloadOnlySite, to suppress scripts
DownloadOnlySite ds = new DownloadOnlySite();
IOleObject ob = (IOleObject)doc;
ob.SetClientSite(ds);
}
IPersistMoniker persistMoniker = (IPersistMoniker)doc;
IMoniker moniker = null;
int iResult = win32.CreateURLMoniker(null, url, out moniker);
IBindCtx bindContext = null;
iResult = win32.CreateBindCtx(0, out bindContext);
iResult = persistMoniker.Load(0, moniker, bindContext, constants.STGM_READ);
persistMoniker = null;
bindContext = null;
moniker = null;
}
/// <summary>
/// WORKBOOK EXTENSION METHOD
/// This method return the name of the class that we
/// are embedded inside of.
/// If we are not embedded it return null.
/// If there is any exception it return null.
/// If the container cannot be accessed it returns UNKNOWN.
/// </summary>
/// <param name="PobjWb"></param>
/// <returns></returns>
public static string EmbedClassName(this Excel.Workbook PobjWb)
{
try
{
IOleObject LobjOleObject = ((object)PobjWb) as IOleObject;
IOleClientSite LobjPpClientSite;
// get the client site
LobjOleObject.GetClientSite(out LobjPpClientSite);
if (LobjPpClientSite != null)
{
IOleContainer LobjPpContainer;
LobjPpClientSite.GetContainer(out LobjPpContainer);
if (LobjPpContainer != null)
{
return(LobjPpContainer.GetType().Name);
}
else
{
// something wrong - container is not valid
return("UNKNOWN");
}
}
else
{
// not embedded
return(null);
}
}
catch (Exception ex)
{
Debug.Print(ex.ToString());
return(null); // failed
}
}
public static void ComTypeInformation(object comObject, out string interfaceName, out string typeLibraryName, out string className)
{
interfaceName = null;
typeLibraryName = null;
className = null;
//Get the object type information and the interface name
GetTypeInterfaceName(comObject, out ComTypes.ITypeInfo comObjectTypeInformation, out interfaceName);
//Get the type library name
ComTypes.ITypeLib typeLibrary;
try
{
comObjectTypeInformation.GetContainingTypeLib(out typeLibrary, out int index);
typeLibraryName = Marshal.GetTypeLibName(typeLibrary);
}
catch
{
return;
}
//Get the class name
IOleObject comObjectAsOleObject = comObject as IOleObject;
if (comObjectAsOleObject == null)
{
return;
}
comObjectAsOleObject.GetUserClassID(out Guid classId);
int typeInformationCount = typeLibrary.GetTypeInfoCount();
ComTypes.ITypeInfo typeInformation;
ComTypes.TYPEATTR typeAttributes;
IntPtr pointerTypeAttr = IntPtr.Zero;
for (int index = typeInformationCount - 1; index > -1; index--)
{
typeLibrary.GetTypeInfo(index, out typeInformation);
try
{
typeInformation.GetTypeAttr(out pointerTypeAttr);
typeAttributes = (ComTypes.TYPEATTR)Marshal.PtrToStructure(pointerTypeAttr, TypeOfTypeAttr);
if (classId == typeAttributes.guid)
{
className = Marshal.GetTypeInfoName(typeInformation);
return;
}
}
finally
{
if (pointerTypeAttr != IntPtr.Zero)
{
typeInformation.ReleaseTypeAttr(pointerTypeAttr);
pointerTypeAttr = IntPtr.Zero;
}
}
}
}
private object CreateNewWebPage(string url)
{
TabPage tabPage = new TabPage("新标签页");
tabPage.Name = "tabPage" + (tabControl1.TabPages.Count + 1);
WebPage webPage = new WebPage();
webPage.Dock = DockStyle.Fill;
webPage.Tag = tabPage;
webPage.NewPage += WebPage_NewPage;
webPage.StatusTextChange += WebPage_StatusTextChange;
webPage.TitleChange += WebPage_TitleChange;
IOleObject obj = (IOleObject)webPage.GetActiveXInstance();
obj.SetClientSite(this);
tabPage.Controls.Add(webPage);
tabControl1.TabPages.Add(tabPage);
tabControl1.SelectedTab = tabPage;
if (url != null && url.Length > 0)
{
webPage.Navigate(url);
}
else
{
webPage.FocusAddressInput();
}
return(webPage.GetActiveXInstance());
}
void OnButtonClicked(object sender, EventArgs e)
{
string resourcePath = "SampleBrowser.Samples.Presentation.Templates.EmbeddedOleObject.pptx";
Assembly assembly = Assembly.GetExecutingAssembly();
Stream fileStream = assembly.GetManifestResourceStream(resourcePath);
IPresentation presentation = Presentation.Open(fileStream);
//Gets the first slide of the Presentation
ISlide slide = presentation.Slides[0];
//Gets the Ole Object of the slide
IOleObject oleObject = slide.Shapes[2] as IOleObject;
//Gets the file data of embedded Ole Object.
byte[] array = oleObject.ObjectData;
//Gets the file Name of OLE Object
string outputFile = oleObject.FileName;
MemoryStream stream = new MemoryStream(array);
presentation.Close();
stream.Position = 0;
if (stream != null)
{
SaveiOS iOSSave = new SaveiOS();
iOSSave.Save(outputFile, "application/msword", stream);
}
}
void OnInsertOleButtonClicked(object sender, EventArgs e)
{
Assembly assembly = Assembly.GetExecutingAssembly();
//New Instance of PowerPoint is Created.[Equivalent to launching MS PowerPoint with no slides].
IPresentation presentation = Syncfusion.Presentation.Presentation.Create();
ISlide slide = presentation.Slides.Add(SlideLayoutType.TitleOnly);
IShape titleShape = slide.Shapes[0] as IShape;
titleShape.Left = 0.65 * 72;
titleShape.Top = 0.24 * 72;
titleShape.Width = 11.5 * 72;
titleShape.Height = 1.45 * 72;
titleShape.TextBody.AddParagraph("Ole Object");
titleShape.TextBody.Paragraphs[0].Font.Bold = true;
titleShape.TextBody.Paragraphs[0].HorizontalAlignment = HorizontalAlignmentType.Left;
IShape heading = slide.Shapes.AddTextBox(100, 100, 100, 100);
heading.Left = 0.84 * 72;
heading.Top = 1.65 * 72;
heading.Width = 2.23 * 72;
heading.Height = 0.51 * 72;
heading.TextBody.AddParagraph("MS Word Object");
heading.TextBody.Paragraphs[0].Font.Italic = true;
heading.TextBody.Paragraphs[0].Font.Bold = true;
heading.TextBody.Paragraphs[0].Font.FontSize = 18;
string mswordPath = "SampleBrowser.Samples.Presentation.Templates.OleTemplate.docx";
//Get the word file as stream
Stream wordStream = assembly.GetManifestResourceStream(mswordPath);
string imagePath = "SampleBrowser.Samples.Presentation.Templates.OlePicture.png";
//Image to be displayed, This can be any image
Stream imageStream = assembly.GetManifestResourceStream(imagePath);
IOleObject oleObject = slide.Shapes.AddOleObject(imageStream, "Word.Document.12", wordStream);
//Set size and position of the ole object
oleObject.Left = 4.53 * 72;
oleObject.Top = 0.79 * 72;
oleObject.Width = 4.26 * 72;
oleObject.Height = 5.92 * 72;
//Set DisplayAsIcon as true, to open the embedded document in separate (default) application.
oleObject.DisplayAsIcon = true;
MemoryStream stream = new MemoryStream();
presentation.Save(stream);
presentation.Close();
stream.Position = 0;
if (stream != null)
{
SaveiOS iOSSave = new SaveiOS();
iOSSave.Save("InsertOLEObject.pptx", "application/mspowerpoint", stream);
}
}
public RemotedWindowsMediaPlayer()
{
// Create the Windows Media Player object
Type type = Type.GetTypeFromCLSID(new Guid("6bf52a52-394a-11d3-b153-00c04f79faa6"));
object instance = Activator.CreateInstance(type);
//Get the IOleObject for Windows Media Player.
IOleObject oleObject = instance as IOleObject;
if (oleObject == null)
{
throw new Exception("Failed to get WMP OCX as an IOleObject?!");
}
//Set the Client Site for the WMP control.
oleObject.SetClientSite(this as IOleClientSite);
// Try and get the OCX as a WMP player
m_instance = instance as IWMPPlayer4;
if (m_instance == null)
{
Marshal.FinalReleaseComObject(instance);
throw new Exception(string.Format("OCX is not an IWMPPlayer4! GetType returns '{0}'", m_instance.GetType()));
}
}
private void CheckUIHostRegistration()
{
lock (_uiHostRegisteredLock)
{
if (testHelp != null)
{
testHelp.StartInfo = this.StartInfo;
}
if (isUIHostRegistered || ieInstance == null)
{
return;
}
ICustomDoc cDoc = ieInstance.Document as ICustomDoc;
IOleObject oleObj = ieInstance.Document as IOleObject;
if (oleObj != null && cDoc != null)
{
IOleClientSite clientSite = null;
oleObj.GetClientSite(ref clientSite);
if (cDoc != null)
{
_browser = new BrowserIEImpl(ieInstance, _mainHWND, _canvasHWND);
testHelp = new IETestHelp(clientSite as IDocHostUIHandler, _browser, host);
cDoc.SetUIHandler(testHelp);
isUIHostRegistered = true;
}
}
}
}
private void btnCreatePresn_Click(object sender, EventArgs e)
{
//New Instance of PowerPoint is Created.[Equivalent to launching MS PowerPoint with no slides].
IPresentation presentation = Presentation.Create();
//Add slide with titleonly layout to presentation
ISlide slide = presentation.Slides.Add(SlideLayoutType.TitleOnly);
//Get the title placeholder
IShape titleShape = slide.Shapes[0] as IShape;
//Set size and position of the title shape
titleShape.Left = 0.92 * 72;
titleShape.Top = 0.4 * 72;
titleShape.Width = 11.5 * 72;
titleShape.Height = 1.01 * 72;
//Add title content
titleShape.TextBody.AddParagraph("Ole Object Demo");
//Set the title content as bold
titleShape.TextBody.Paragraphs[0].Font.Bold = true;
//Set the horizontal alignment as center
titleShape.TextBody.Paragraphs[0].HorizontalAlignment = HorizontalAlignmentType.Center;
//Add text box of specific size and position
IShape heading = slide.Shapes.AddTextBox(3.2 * 72, 1.51 * 72, 1.86 * 72, 0.71 * 72);
//Add paragraph to text box
heading.TextBody.AddParagraph("MS Excel Object");
//Set the text content as italic
heading.TextBody.Paragraphs[0].Font.Italic = true;
//Set the text content as bold
heading.TextBody.Paragraphs[0].Font.Bold = true;
//Set the font size
heading.TextBody.Paragraphs[0].Font.FontSize = 18;
string excelPath = @"..\..\..\..\..\..\..\Common\Data\Presentation\OleTemplate.xlsx";
//Get the excel file as stream
Stream excelStream = File.Open(excelPath, FileMode.Open);
string imagePath = @"..\..\..\..\..\..\..\Common\Images\Presentation\OlePicture.png";
//Image to be displayed, This can be any image
Stream imageStream = File.Open(imagePath, FileMode.Open);
//Add ole object to the slide
IOleObject oleObject = slide.Shapes.AddOleObject(imageStream, "Excel.Sheet.12", excelStream);
//Set size and position of the ole object
oleObject.Left = 3.29 * 72;
oleObject.Top = 2.01 * 72;
oleObject.Width = 6.94 * 72;
oleObject.Height = 5.13 * 72;
//Save the presentation
presentation.Save("OleObjectSample.pptx");
//Close the presentation
presentation.Close();
if (System.Windows.MessageBox.Show("Do you want to view the generated Presentation?", "Presentation Created",
MessageBoxButton.YesNo, MessageBoxImage.Information) == MessageBoxResult.Yes)
{
System.Diagnostics.Process.Start("OleObjectSample.pptx");
this.Close();
}
}
public override void RegisterDoc()
{
base.RegisterDoc();
if (registeredUIHandler == false)
{
registeredUIHandler = true;
ICustomDoc cDoc = this.m_pIWebBrowser2.Document as ICustomDoc;
IOleObject oleObj = this.m_pIWebBrowser2.Document as IOleObject;
if (oleObj != null && cDoc != null)
{
IOleClientSite clientSite = null;
oleObj.GetClientSite(ref clientSite);
if (m_defaultUIHandler == null && clientSite != null)
{
m_defaultUIHandler = clientSite as IDocHostUIHandler;
}
if (cDoc != null)
{
cDoc.SetUIHandler(this);
}
}
}
}
/// <summary>
/// Used to attach the appropriate interface to Windows Media Player.
/// In here, we call SetClientSite on the WMP Control, passing it
/// the dotNet container (this instance.)
/// </summary>
protected override void AttachInterfaces()
{
try
{
//Get the IOleObject for Windows Media Player.
IOleObject oleObject = this.GetOcx() as IOleObject;
if (oleObject != null)
{
//Set the Client Site for the WMP control.
oleObject.SetClientSite(this as IOleClientSite);
// Try and get the OCX as a WMP player
if (this.GetOcx() as IWMPPlayer4 == null)
{
throw new Exception(string.Format("OCX is not an IWMPPlayer4! GetType returns '{0}'",
this.GetOcx().GetType()));
}
}
else
{
throw new Exception("Failed to get WMP OCX as an IOleObject?!");
}
return;
}
catch (System.Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.ToString());
}
}
public REOBJECT InsertOleObject(IOleObject oleObject, int index, int pos)
{
ILockBytes bytes;
IStorage storage;
IOleClientSite site;
if (oleObject == null)
{
return(null);
}
NativeMethods.CreateILockBytesOnHGlobal(IntPtr.Zero, true, out bytes);
NativeMethods.StgCreateDocfileOnILockBytes(bytes, 0x1012, 0, out storage);
this.IRichEditOle.GetClientSite(out site);
Guid pClsid = new Guid();
oleObject.GetUserClassID(ref pClsid);
NativeMethods.OleSetContainedObject(oleObject, true);
REOBJECT lpreobject = new REOBJECT {
posistion = pos,
clsid = pClsid,
pstg = storage,
poleobj = Marshal.GetIUnknownForObject(oleObject),
polesite = site,
dvAspect = 1,
dwFlags = 2,
dwUser = (uint)index
};
this.IRichEditOle.InsertObject(lpreobject);
Marshal.ReleaseComObject(bytes);
Marshal.ReleaseComObject(site);
Marshal.ReleaseComObject(storage);
return(lpreobject);
}
protected override void AttachInterfaces()
{
IOleObject oleObject = (IOleObject)this.GetOcx();
if (oleObject != null)
{
oleObject.SetClientSite((IOleClientSite)this);
}
}
private void Init()
{
//Get the IOleObject for Windows Media Player.
IOleObject oleObject = this.GetOcx() as IOleObject;
//Set the Client Site for the WMP control.
oleObject.SetClientSite(this as IOleClientSite);
Player = this.GetOcx() as WindowsMediaPlayer;
}
/// <summary>
/// Initializes OLE objects necessary for
/// bypassing prompt dialogs
/// </summary>
public void InitializeOLE()
{
this.Navigate("about:blank");
while (this.ReadyState != WebBrowserReadyState.Complete)
{
Application.DoEvents();
}
object obj = this.ActiveXInstance;
IOleObject oc = obj as IOleObject;
oc.SetClientSite(this as IOleClientSite);
}
/// <summary>
/// Create a simple Presentation document with OLE object
/// </summary>
/// <returns>Return the created Presentation document as stream</returns>
public MemoryStream InsertOleObject()
{
//New Instance of PowerPoint is Created.[Equivalent to launching MS PowerPoint with no slides].
IPresentation presentation = Syncfusion.Presentation.Presentation.Create();
ISlide slide = presentation.Slides.Add(SlideLayoutType.TitleOnly);
IShape titleShape = slide.Shapes[0] as IShape;
titleShape.Left = 0.65 * 72;
titleShape.Top = 0.24 * 72;
titleShape.Width = 11.5 * 72;
titleShape.Height = 1.45 * 72;
titleShape.TextBody.AddParagraph("Ole Object");
titleShape.TextBody.Paragraphs[0].Font.Bold = true;
titleShape.TextBody.Paragraphs[0].HorizontalAlignment = HorizontalAlignmentType.Left;
IShape heading = slide.Shapes.AddTextBox(100, 100, 100, 100);
heading.Left = 0.84 * 72;
heading.Top = 1.65 * 72;
heading.Width = 2.23 * 72;
heading.Height = 0.51 * 72;
heading.TextBody.AddParagraph("MS Word Object");
heading.TextBody.Paragraphs[0].Font.Italic = true;
heading.TextBody.Paragraphs[0].Font.Bold = true;
heading.TextBody.Paragraphs[0].Font.FontSize = 18;
//Get the word file as stream
Stream wordStream = new FileStream(ResolveApplicationPath("ole-template.docx"), FileMode.Open);
//Image to be displayed, This can be any image
string imagePath = _hostingEnvironment.WebRootPath + "//images//presentation//ole-picture.png";
Stream imageStream = new FileStream(imagePath, FileMode.Open);
IOleObject oleObject = slide.Shapes.AddOleObject(imageStream, "Word.Document.12", wordStream);
//Set size and position of the ole object
oleObject.Left = 4.53 * 72;
oleObject.Top = 0.79 * 72;
oleObject.Width = 4.26 * 72;
oleObject.Height = 5.92 * 72;
//Set DisplayAsIcon as true, to open the embedded document in separate (default) application.
oleObject.DisplayAsIcon = true;
//Save the document as a stream and retrun the stream
using (MemoryStream stream = new MemoryStream())
{
//Save the created PowerPoint document to MemoryStream
presentation.Save(stream);
return(stream);
}
}
/// <summary>
/// Add OLE objects necessary for bypassing prompt dialogs
/// </summary>
public void InitialiseOLE()
{
object obj = this.ActiveXInstance;
IOleObject oc = obj as IOleObject;
oc.SetClientSite(this as IOleClientSite);
// Add Support for bypassing Proxy Authentication dialog
AuthenticateProxy += delegate(object sender, EnhancedBrowser.AthenticateProxyEventArgs e)
{
e.Username = Proxy.Username;
e.Password = Proxy.Password;
};
}
public bool InsertImageFromFile(string strFilename, int position)
{
ILockBytes bytes;
IStorage storage;
IOleClientSite site;
object obj2;
NativeMethods.CreateILockBytesOnHGlobal(IntPtr.Zero, true, out bytes);
NativeMethods.StgCreateDocfileOnILockBytes(bytes, 0x1012, 0, out storage);
this.IRichEditOle.GetClientSite(out site);
FORMATETC pFormatEtc = new FORMATETC {
cfFormat = (CLIPFORMAT)0,
ptd = IntPtr.Zero,
dwAspect = DVASPECT.DVASPECT_CONTENT,
lindex = -1,
tymed = TYMED.TYMED_NULL
};
Guid riid = new Guid("{00000112-0000-0000-C000-000000000046}");
Guid rclsid = new Guid("{00000000-0000-0000-0000-000000000000}");
NativeMethods.OleCreateFromFile(ref rclsid, strFilename, ref riid, 1, ref pFormatEtc, site, storage, out obj2);
if (obj2 == null)
{
Marshal.ReleaseComObject(bytes);
Marshal.ReleaseComObject(site);
Marshal.ReleaseComObject(storage);
return(false);
}
IOleObject pUnk = (IOleObject)obj2;
Guid pClsid = new Guid();
pUnk.GetUserClassID(ref pClsid);
NativeMethods.OleSetContainedObject(pUnk, true);
REOBJECT lpreobject = new REOBJECT {
posistion = position,
clsid = pClsid,
pstg = storage,
poleobj = Marshal.GetIUnknownForObject(pUnk),
polesite = site,
dvAspect = 1,
dwFlags = 2,
dwUser = 0
};
this.IRichEditOle.InsertObject(lpreobject);
Marshal.ReleaseComObject(bytes);
Marshal.ReleaseComObject(site);
Marshal.ReleaseComObject(storage);
Marshal.ReleaseComObject(pUnk);
return(true);
}
public void HookUp(IOleObject obj)
{
if (obj == null)
{
throw new ArgumentNullException("obj");
}
int rc = obj.SetClientSite(this);
if (rc != 0)
{
throw new COMException(ErrorMessages.UnknownComError, rc);
}
}
public REOBJECT InsertOleObject(
IOleObject oleObject,
int index)
{
if (oleObject == null)
{
return(null);
}
ILockBytes pLockBytes;
NativeMethods.CreateILockBytesOnHGlobal(IntPtr.Zero, true, out pLockBytes);
IStorage pStorage;
NativeMethods.StgCreateDocfileOnILockBytes(
pLockBytes,
(uint)(STGM.STGM_SHARE_EXCLUSIVE | STGM.STGM_CREATE | STGM.STGM_READWRITE),
0,
out pStorage);
IOleClientSite pOleClientSite;
IRichEditOle.GetClientSite(out pOleClientSite);
Guid guid = new Guid();
oleObject.GetUserClassID(ref guid);
NativeMethods.OleSetContainedObject(oleObject, true);
REOBJECT reoObject = new REOBJECT();
reoObject.cp = _richEdit.TextLength;
reoObject.clsid = guid;
reoObject.pstg = pStorage;
reoObject.poleobj = Marshal.GetIUnknownForObject(oleObject);
reoObject.polesite = pOleClientSite;
reoObject.dvAspect = (uint)DVASPECT.DVASPECT_CONTENT;
reoObject.dwFlags = (uint)REOOBJECTFLAGS.REO_BELOWBASELINE;
reoObject.dwUser = (uint)index;
IRichEditOle.InsertObject(reoObject);
Marshal.ReleaseComObject(pLockBytes);
Marshal.ReleaseComObject(pOleClientSite);
Marshal.ReleaseComObject(pStorage);
return(reoObject);
}
protected void Button1_Click(object sender, EventArgs e)
{
//New Instance of PowerPoint is Created.[Equivalent to launching MS PowerPoint with no slides].
IPresentation presentation = Presentation.Create();
ISlide slide = presentation.Slides.Add(SlideLayoutType.TitleOnly);
IShape titleShape = slide.Shapes[0] as IShape;
titleShape.Left = 0.65 * 72;
titleShape.Top = 0.24 * 72;
titleShape.Width = 11.5 * 72;
titleShape.Height = 1.45 * 72;
titleShape.TextBody.AddParagraph("Ole Object");
titleShape.TextBody.Paragraphs[0].Font.Bold = true;
titleShape.TextBody.Paragraphs[0].HorizontalAlignment = HorizontalAlignmentType.Left;
IShape heading = slide.Shapes.AddTextBox(100, 100, 100, 100);
heading.Left = 0.84 * 72;
heading.Top = 1.65 * 72;
heading.Width = 2.23 * 72;
heading.Height = 0.51 * 72;
heading.TextBody.AddParagraph("MS Word Object");
heading.TextBody.Paragraphs[0].Font.Italic = true;
heading.TextBody.Paragraphs[0].Font.Bold = true;
heading.TextBody.Paragraphs[0].Font.FontSize = 18;
//Get the word file as stream
using (Stream wordStream = File.Open(ResolveApplicationDataPath("OleTemplate.docx"), FileMode.Open))
{
//Image to be displayed, This can be any image
using (Stream imageStream = File.Open(ResolveApplicationImagePath("OlePicture.png"), FileMode.Open))
{
IOleObject oleObject = slide.Shapes.AddOleObject(imageStream, "Word.Document.12", wordStream);
//Set size and position of the ole object
oleObject.Left = 4.53 * 72;
oleObject.Top = 0.79 * 72;
oleObject.Width = 4.26 * 72;
oleObject.Height = 5.92 * 72;
//Set DisplayAsIcon as true, to open the embedded document in separate (default) application.
oleObject.DisplayAsIcon = true;
//Saves the presentation
presentation.Save("InsertOLEObject.pptx", FormatType.Pptx, Response);
wordStream.Close();
imageStream.Close();
}
}
}
public void HookUp(WebBrowserBase webBrowser)
{
if (webBrowser == null)
{
throw new ArgumentNullException("webBrowser");
}
IOleObject oleObject = (IOleObject)webBrowser.ActiveXInstance;
int rc = oleObject.SetClientSite(this);
if (rc != 0)
{
throw new COMException(ErrorMessages.UnknownComError, rc);
}
}
public ExplorerBrowserControlClientSite(object browser)
{
// Set us as the client site
//
// It seems a bit dodgy to set ourselves as the client site since we don't
// implement all the interfaces that may be exposed by the provided client site. It
// appears, however, that none of those interfaces are called once the browserControl
// has been loaded, so this appears safe. See the description in the links below for
// additional discussion.
//
// http://www.codeproject.com/books/0764549146_8.asp
// http://discuss.develop.com/archives/wa.exe?A2=ind0205A&L=DOTNET&D=0&P=15756
IOleObject oleObject = (IOleObject)browser;
oleObject.SetClientSite(this);
}
protected void Button1_Click(object sender, EventArgs e)
{
//New Instance of PowerPoint is Created.[Equivalent to launching MS PowerPoint with no slides].
IPresentation presentation = Presentation.Create();
ISlide slide = presentation.Slides.Add(SlideLayoutType.TitleOnly);
IShape titleShape = slide.Shapes[0] as IShape;
titleShape.Left = 0.92 * 72;
titleShape.Top = 0.4 * 72;
titleShape.Width = 11.5 * 72;
titleShape.Height = 1.01 * 72;
titleShape.TextBody.AddParagraph("Ole Object Demo");
titleShape.TextBody.Paragraphs[0].Font.Bold = true;
titleShape.TextBody.Paragraphs[0].HorizontalAlignment = HorizontalAlignmentType.Center;
IShape heading = slide.Shapes.AddTextBox(100, 100, 100, 100);
heading.Left = 3.2 * 72;
heading.Top = 1.51 * 72;
heading.Width = 1.86 * 72;
heading.Height = 0.71 * 72;
heading.TextBody.AddParagraph("MS Excel Object");
heading.TextBody.Paragraphs[0].Font.Italic = true;
heading.TextBody.Paragraphs[0].Font.Bold = true;
heading.TextBody.Paragraphs[0].Font.FontSize = 18;
//Get the excel file as stream
using (Stream excelStream = File.Open(ResolveApplicationDataPath("OleTemplate.xlsx"), FileMode.Open))
{
//Image to be displayed, This can be any image
using (Stream imageStream = File.Open(ResolveApplicationImagePath("OlePicture.png"), FileMode.Open))
{
IOleObject oleObject = slide.Shapes.AddOleObject(imageStream, "Excel.Sheet.12", excelStream);
//Set size and position of the ole object
oleObject.Left = 3.29 * 72;
oleObject.Top = 2.01 * 72;
oleObject.Width = 6.94 * 72;
oleObject.Height = 5.13 * 72;
//Saves the presentation
presentation.Save("InsertOLESample.pptx", FormatType.Pptx, Response);
excelStream.Close();
imageStream.Close();
}
}
}
public void DoInterfaceAttachment()
{
try
{
//Get the IOleObject for Windows Media Player.
_oleObject = this.GetOcx() as IOleObject;
//Set the Client Site for the WMP control.
_oleObject.SetClientSite(this as IOleClientSite);
this.ocx = ((WMPLib.IWMPPlayer4)(this.GetOcx()));
}
catch (System.Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.ToString());
}
}
public void Navicate(string Url)
{
try
{
if (webBrowser != null)
{
this.webBrowser.Navigate(Url);
object obj = webBrowser.ActiveXInstance;
oc = obj as IOleObject;
oc.SetClientSite(this as IOleClientSite);
}
}
catch (Exception ex)
{
LogManage.WriteLog(this.GetType(), ex);
}
}
cHTMLParser()
{
//Create a new MSHTML, throws exception if fails
Type htmldoctype = Type.GetTypeFromCLSID(Iid_Clsids.CLSID_HTMLDocument, true);
//Using Activator inplace of CoCreateInstance, returns IUnknown
//which we cast to a IHtmlDocument2 interface
m_pMSHTML = (IHTMLDocument2)System.Activator.CreateInstance(htmldoctype);
//Get the IOleObject
m_WBOleObject = (IOleObject)m_pMSHTML;
//Set client site
int iret = m_WBOleObject.SetClientSite(this);
//Connect for IPropertyNotifySink
m_WBOleControl = (IOleControl)m_pMSHTML;
m_WBOleControl.OnAmbientPropertyChange(HTMLDispIDs.DISPID_AMBIENT_DLCONTROL);
//Get connectionpointcontainer
IConnectionPointContainer cpCont = (IConnectionPointContainer)m_pMSHTML;
cpCont.FindConnectionPoint(ref Iid_Clsids.IID_IPropertyNotifySink, out m_WBConnectionPoint);
//Advice
m_WBConnectionPoint.Advise(this, out m_dwCookie);
}
public REOBJECT InsertOleObject(IOleObject oleObject, int index, int pos)
{
if (oleObject == null)
{
return null;
}
ILockBytes pLockBytes;
NativeMethods.CreateILockBytesOnHGlobal(IntPtr.Zero, true, out pLockBytes);
IStorage pStorage;
NativeMethods.StgCreateDocfileOnILockBytes(
pLockBytes,
(uint)(STGM.STGM_SHARE_EXCLUSIVE | STGM.STGM_CREATE | STGM.STGM_READWRITE),
0,
out pStorage);
IOleClientSite pOleClientSite;
IRichEditOle.GetClientSite(out pOleClientSite);
Guid guid = new Guid();
oleObject.GetUserClassID(ref guid);
NativeMethods.OleSetContainedObject(oleObject, true);
REOBJECT reoObject = new REOBJECT();
reoObject.posistion = pos;
reoObject.clsid = guid;
reoObject.pstg = pStorage;
reoObject.poleobj = Marshal.GetIUnknownForObject(oleObject);
reoObject.polesite = pOleClientSite;
reoObject.dvAspect = (uint)DVASPECT.DVASPECT_CONTENT;
reoObject.dwFlags = (uint)REOOBJECTFLAGS.REO_BELOWBASELINE;
reoObject.dwUser = (uint)index;
IRichEditOle.InsertObject(reoObject);
Marshal.ReleaseComObject(pLockBytes);
Marshal.ReleaseComObject(pOleClientSite);
Marshal.ReleaseComObject(pStorage);
return reoObject;
}
public void HookUp( IOleObject obj )
{
if ( obj == null )
{
throw new ArgumentNullException( "obj" );
}
int rc = obj.SetClientSite( this );
if ( rc != 0 )
{
throw new COMException( ErrorMessages.UnknownComError, rc );
}
}
public void StopParsing()
{
try
{
//UnAdvice and clean up
if ((m_WBConnectionPoint != null) && (m_dwCookie > 0))
m_WBConnectionPoint.Unadvise(m_dwCookie);
if (m_WBOleObject != null)
{
m_WBOleObject.Close((uint)OLEDOVERB.OLECLOSE_NOSAVE);
m_WBOleObject.SetClientSite(null);
}
if (m_pMSHTML != null)
{
Marshal.ReleaseComObject(m_pMSHTML);
m_pMSHTML = null;
}
if (m_WBConnectionPoint != null)
{
Marshal.ReleaseComObject(m_WBConnectionPoint);
m_WBConnectionPoint = null;
}
if (m_WBOleControl != null)
{
Marshal.ReleaseComObject(m_WBOleControl);
m_WBOleControl = null;
}
if (m_WBOleObject != null)
{
Marshal.ReleaseComObject(m_WBOleObject);
m_WBOleObject = null;
}
}
catch (Exception)
{
throw;
}
}
/// <summary>
/// Only public method which starts the parsing process
/// When parsing is done, we receive a DISPID_READYSTATE dispid
/// in IPropertyNotifySink.OnChanged implementation
/// </summary>
/// <param name="Url"></param>
/// <param name="cookie"></param>
public void StartParsing(string Url, string cookie)
{
IntPtr pUsername = IntPtr.Zero;
IntPtr pPassword = IntPtr.Zero;
try
{
if (string.IsNullOrEmpty(Url))
throw new ApplicationException("Url must have a valid value!");
//Create a new MSHTML, throws exception if fails
Type htmldoctype = Type.GetTypeFromCLSID(Iid_Clsids.CLSID_HTMLDocument, true);
//Using Activator inplace of CoCreateInstance, returns IUnknown
//which we cast to a IHtmlDocument2 interface
m_pMSHTML = (IHTMLDocument2)System.Activator.CreateInstance(htmldoctype);
//Get the IOleObject
m_WBOleObject = (IOleObject)m_pMSHTML;
//Set client site
int iret = m_WBOleObject.SetClientSite(this);
//Connect for IPropertyNotifySink
m_WBOleControl = (IOleControl)m_pMSHTML;
m_WBOleControl.OnAmbientPropertyChange(HTMLDispIDs.DISPID_AMBIENT_DLCONTROL);
//Get connectionpointcontainer
IConnectionPointContainer cpCont = (IConnectionPointContainer)m_pMSHTML;
cpCont.FindConnectionPoint(ref Iid_Clsids.IID_IPropertyNotifySink, out m_WBConnectionPoint);
//Advice
m_WBConnectionPoint.Advise(this, out m_dwCookie);
m_Done = false;
m_Url = Url;
if (!string.IsNullOrEmpty(cookie))
m_pMSHTML.cookie = cookie;
//Set up username and password if provided
if (!string.IsNullOrEmpty(m_Username))
{
pUsername = Marshal.StringToCoTaskMemAnsi(m_Username);
if (pUsername != IntPtr.Zero)
WinApis.InternetSetOption(IntPtr.Zero,
InternetSetOptionFlags.INTERNET_OPTION_USERNAME,
pUsername, m_Username.Length);
}
if (!string.IsNullOrEmpty(m_Password))
{
pPassword = Marshal.StringToCoTaskMemAnsi(m_Password);
if (pPassword != IntPtr.Zero)
WinApis.InternetSetOption(IntPtr.Zero,
InternetSetOptionFlags.INTERNET_OPTION_PASSWORD,
pPassword, m_Password.Length);
}
//Load
IPersistMoniker persistMoniker = (IPersistMoniker)m_pMSHTML;
IMoniker moniker = null;
WinApis.CreateURLMoniker(null, m_Url, out moniker);
if (moniker == null)
return;
IBindCtx bindContext = null;
WinApis.CreateBindCtx((uint)0, out bindContext);
if (bindContext == null)
return;
persistMoniker.Load(1, moniker, bindContext, 0);
}
catch (Exception)
{
throw;
}
finally
{
if (pUsername != IntPtr.Zero)
Marshal.FreeCoTaskMem(pUsername);
if (pPassword != IntPtr.Zero)
Marshal.FreeCoTaskMem(pPassword);
}
}
public static extern int OleLoadFromStream(IStream pStorage, ref Guid iid, out IOleObject pObject);
protected override void Dispose(bool disposing)
{
if ((disposing) && (!this.DesignMode))
{
if (m_HookHandled != IntPtr.Zero)
Marshal.FreeHGlobal(m_HookHandled);
if (m_WBThumbImg != null)
m_WBThumbImg.Dispose();
InternalFreeWB();
if ((components != null))
components.Dispose();
// New Stuff
m_WBWebBrowser2 = null;
m_WBUnknown = null;
m_WBOleObject = null;
m_WBOleInPlaceObject = null;
m_WBOleCommandTarget = null;
RemoveDocumentChangeNotification();
RemoveIUtilManEvents();
RemCOMLibrary();
// ParentWindow.onload should be nulled
// the frames also
//(IHTMLWindow2)doc2.parentWindow
DocumentComplete = null;
BeforeNavigate2 = null;
ClientToHostWindow = null;
CommandStateChange = null;
DownloadBegin = null;
DownloadComplete = null;
FileDownload = null;
NavigateComplete2 = null;
NavigateError = null;
NewWindow2 = null;
NewWindow3 = null;
PrintTemplateInstantiation = null;
PrintTemplateTeardown = null;
PrivacyImpactedStateChange = null;
ProgressChange = null;
PropertyChange = null;
SetSecureLockIcon = null;
StatusTextChange = null;
TitleChange = null;
WindowClosing = null;
WindowSetHeight = null;
WindowSetLeft = null;
WindowSetResizable = null;
WindowSetTop = null;
WindowSetWidth = null;
WBDragEnter = null;
WBDragLeave = null;
WBDragOver = null;
WBDragDrop = null;
WBKeyDown = null;
WBKeyUp = null;
WBContextMenu = null;
WBGetOptionKeyPath = null;
WBDocHostShowUIShowMessage = null;
DocumentCompleteEX = null;
WBAuthenticate = null;
WBSecurityProblem = null;
WBEvaluteNewWindow = null;
ScriptError = null;
UpdatePageStatus = null;
RefreshBegin = null;
RefreshEnd = null;
ProcessUrlAction = null;
AllowFocusChange = null;
HTMLOMWindowServices_moveTo = null;
HTMLOMWindowServices_moveBy = null;
HTMLOMWindowServices_resizeTo = null;
HTMLOMWindowServices_resizeBy = null;
WBLButtonDown = null;
WBLButtonUp = null;
WBMouseMove = null;
AuthenticationEvent = null;
}
base.Dispose(disposing);
}
public void CloseDocument()
{
try
{
container.releaseWndProc();
container.Resize -= new EventHandler(this.Container_Resize);
if (m_document == null) return;
try
{
//this may raise an exception, however it does work and must
//be called
if (view != null)
{
view.Show(-1);
view.UIActivate(-1);
view.SetInPlaceSite(null);
view.CloseView(0);
}
}
catch (Exception e)
{
Debug.WriteLine("CloseView raised exception: " + e.Message);
}
try
{
//this could raise an exception too, but it must be called
m_document.Close((int)tagOLECLOSE.OLECLOSE_NOSAVE);
}
catch (Exception e)
{
Debug.WriteLine("Close document raised exception: " + e.Message);
}
m_document.SetClientSite(null);
win32.OleLockRunning(m_document, false, false);
if (this.iAdviseCookie != 0)
{
m_document.Unadvise(this.iAdviseCookie);
}
if (this.iEventsCookie != 0)
{
m_document.Unadvise(this.iEventsCookie);
}
if (this.iPropertyNotifyCookie != 0)
{
m_document.Unadvise(this.iPropertyNotifyCookie);
}
if (container.changeCookie != 0)
{
((IMarkupContainer2)m_document).UnRegisterForDirtyRange(container.changeCookie);
container.changeCookie = 0;
}
//release COM objects
int RefCount = 0;
if (m_document != null)
do
{
RefCount = Marshal.ReleaseComObject(m_document);
} while (RefCount > 0);
if (view != null)
do
{
RefCount = Marshal.ReleaseComObject(view);
} while (RefCount > 0);
if (activeObject != null)
do
{
RefCount = Marshal.ReleaseComObject(activeObject);
} while (RefCount > 0);
if (snapper != null)
{
IntPtr ppinterface = Marshal.GetComInterfaceForObject(snapper, typeof(IHTMLEditHost));
if (ppinterface != null)
{
do
{
RefCount = Marshal.Release(ppinterface);
} while (RefCount > 0);
}
snapper = null;
}
m_document = null;
view = null;
activeObject = null;
container.mHtmlDoc = null;
container.mDocHTML = null;
}
catch (Exception e)
{
Debug.WriteLine("CloseDocument raised exception: " + e.Message);
}
}
public REOBJECT InsertOleObject(IOleObject oleObject, int index)
{
return this.InsertOleObject(oleObject, index, agileRichTextBox.TextLength);
}
public void CreateDocument()
{
Debug.Assert(m_document == null, "Must call Close before recreating.");
Boolean created = false;
try
{
m_document = (IOleObject)new HTMLDocument();
int iRetval;
iRetval = win32.OleRun(m_document);
iRetval = m_document.SetClientSite(this);
Debug.Assert(iRetval == HRESULT.S_OK, "SetClientSite failed");
// Lock the object in memory
iRetval = win32.OleLockRunning(m_document, true, false);
m_document.SetHostNames("HtmlEditor", "HtmlEditor");
m_document.Advise(this, out iAdviseCookie);
//hook up HTMLDocumentEvents2
Guid guid = new Guid("3050f613-98b5-11cf-bb82-00aa00bdce0b");
IConnectionPointContainer icpc = (IConnectionPointContainer)m_document;
icpc.FindConnectionPoint(ref guid, out icp);
icp.Advise(this, out iEventsCookie);
created = true;
}
finally
{
if (created == false)
m_document = null;
}
}
/// <summary>
/// Create Webbrowser control and set up it's events
/// called from OnHandleCreated
/// Webbrowser control hosting requires an HWND
/// </summary>
/// <returns></returns>
private void InternalCreateWB()
{
//Create a new WB, throws exception if fails
Type webbrowsertype = Type.GetTypeFromCLSID(Iid_Clsids.CLSID_WebBrowser, true);
//Using Activator inplace of CoCreateInstance, returns IUnknown
m_WBUnknown = System.Activator.CreateInstance(webbrowsertype);
//Get the IOleObject
m_WBOleObject = (IOleObject)m_WBUnknown;
//Set client site
int iret = m_WBOleObject.SetClientSite(this);
//Set hostnames
iret = m_WBOleObject.SetHostNames("csEXWB", string.Empty);
//Get client rect
bool brect = WinApis.GetClientRect(this.Handle, out m_WBRect);
//Setup H+W
m_WBRect.Right = m_WBRect.Right - m_WBRect.Left; //W
m_WBRect.Bottom = m_WBRect.Bottom - m_WBRect.Top; //H
m_WBRect.Left = 0;
m_WBRect.Top = 0;
//Get the IOleInPlaceObject
m_WBOleInPlaceObject = (IOleInPlaceObject)m_WBUnknown;
tagRECT trect = new tagRECT();
WinApis.CopyRect(ref trect, ref m_WBRect);
//Set WB rects
iret = m_WBOleInPlaceObject.SetObjectRects(ref m_WBRect, ref trect);
//INPLACEACTIVATE the WB
iret = m_WBOleObject.DoVerb((int)OLEDOVERB.OLEIVERB_INPLACEACTIVATE, ref m_NullMsg, this, 0, this.Handle, ref m_WBRect);
//Get the IWebBrowser2
m_WBWebBrowser2 = (IWebBrowser2)m_WBUnknown;
//By default, we handle dragdrops
m_WBWebBrowser2.RegisterAsDropTarget = false;
if (!DesignMode)
{
//Get connectionpointcontainer
IConnectionPointContainer cpCont = (IConnectionPointContainer)m_WBUnknown;
//Find connection point
Guid guid = typeof(DWebBrowserEvents2).GUID;
IConnectionPoint m_WBConnectionPoint = null;
cpCont.FindConnectionPoint(ref guid, out m_WBConnectionPoint);
//Advice
m_WBConnectionPoint.Advise(this, out m_dwCookie);
//Get the IOleComandTarget
m_WBOleCommandTarget = (IOleCommandTarget)m_WBUnknown;
//Reguster clipborad format for internal drag drop
//RegisterClipboardFormatsForDragDrop();
}
if (!string.IsNullOrEmpty(m_sUrl))
this.Navigate(m_sUrl);
else
this.Navigate("about:blank");
//Get the shell embedding, ...
WBIEServerHandle();
}
//Registers clipboard formats that we can handle
//Registered Dragdrop formats
//private short m_CFHTML = 0;
//private short m_CFRTF = 0;
//private short m_CFURL = 0;
//private short m_CFNETRESOURCE = 0;
//private short m_CFUNTRUSTEDDRAGDROP = 0;
//private short m_CFFILEGROUPDESCRIPTOR = 0;
//private short m_CFFILECONTENTS = 0;
//private void RegisterClipboardFormatsForDragDrop()
//{
// m_CFHTML = (short)WinApis.RegisterClipboardFormat("HTML Format");
// m_CFRTF = (short)WinApis.RegisterClipboardFormat("Rich Text Format");
// m_CFFILEGROUPDESCRIPTOR = (short)WinApis.RegisterClipboardFormat("FileGroupDescriptor");
// m_CFFILECONTENTS = (short)WinApis.RegisterClipboardFormat("FileContents");
// m_CFUNTRUSTEDDRAGDROP = (short)WinApis.RegisterClipboardFormat("UntrustedDragDrop");
// m_CFURL = (short)WinApis.RegisterClipboardFormat("UniformResourceLocator");
// m_CFNETRESOURCE = (short)WinApis.RegisterClipboardFormat("Net Resource");
//}
private void InternalFreeWB()
{
if( (!DesignMode) && (m_WBUnknown != null) )
{
//Get connectionpointcontainer
IConnectionPointContainer cpCont = m_WBUnknown as IConnectionPointContainer;
//Find connection point
if (cpCont != null)
{
Guid guid = typeof(DWebBrowserEvents2).GUID;
IConnectionPoint m_WBConnectionPoint = null;
cpCont.FindConnectionPoint(ref guid, out m_WBConnectionPoint);
//UnAdvice
if ((m_WBConnectionPoint != null) && (m_dwCookie > 0))
m_WBConnectionPoint.Unadvise(m_dwCookie);
}
//UI and Inplace deactivate
if (m_WBOleInPlaceObject != null)
{
m_WBOleInPlaceObject.UIDeactivate();
m_WBOleInPlaceObject.InPlaceDeactivate();
}
//Disconnect from ole
if (m_WBOleObject != null)
{
m_WBOleObject.Close((uint)OLEDOVERB.OLECLOSE_NOSAVE);
m_WBOleObject.SetClientSite(null);
}
}
if (m_txtrange != null)
{
Marshal.ReleaseComObject(m_txtrange);
m_txtrange = null;
}
if (m_WBOleCommandTarget != null)
{
Marshal.ReleaseComObject(m_WBOleCommandTarget);
m_WBOleCommandTarget = null;
}
if (m_WBWebBrowser2 != null)
{
Marshal.ReleaseComObject(m_WBWebBrowser2);
m_WBWebBrowser2 = null;
}
if (m_WBOleInPlaceObject != null)
{
Marshal.ReleaseComObject(m_WBOleInPlaceObject);
m_WBOleCommandTarget = null;
}
if (m_WBOleObject != null)
{
Marshal.ReleaseComObject(m_WBOleObject);
m_WBOleObject = null;
}
if (m_WBUnknown != null)
{
Marshal.ReleaseComObject(m_WBUnknown);
m_WBUnknown = null;
}
if (m_WantHtmlDocumentEvents)
{
m_TopLevelHtmlDocumentevents.DisconnectHtmlEvents();
DisconnectHtmlDocumentEvents();
}
if (m_WantHtmlWindowEvents)
{
m_TopLevelHtmlWindowEvents.DisconnectHtmlEvents();
DisconnectHtmlWindowEvnets();
}
if (m_Subclassed)
{
StopSubclass();
}
}
public void InsertOleObject(IOleObject oleObject)
{
if (oleObject == null)
return;
//-----------------------
ILockBytes pLockBytes;
CreateILockBytesOnHGlobal(IntPtr.Zero, true, out pLockBytes);
IStorage pStorage;
StgCreateDocfileOnILockBytes(pLockBytes, (uint)(STGM.STGM_SHARE_EXCLUSIVE|STGM.STGM_CREATE|STGM.STGM_READWRITE), 0, out pStorage);
IOleClientSite pOleClientSite;
this.IRichEditOle.GetClientSite(out pOleClientSite);
//-----------------------
//-----------------------
Guid guid = new Guid();
oleObject.GetUserClassID(ref guid);
//-----------------------
//-----------------------
OleSetContainedObject(oleObject, true);
REOBJECT reoObject = new REOBJECT();
reoObject.cp = this._richEdit.TextLength;
reoObject.clsid = guid;
reoObject.pstg = pStorage;
reoObject.poleobj = Marshal.GetIUnknownForObject(oleObject);
reoObject.polesite = pOleClientSite;
reoObject.dvAspect = (uint)DVASPECT.DVASPECT_CONTENT;
reoObject.dwFlags = (uint)REOOBJECTFLAGS.REO_BELOWBASELINE;
this.IRichEditOle.InsertObject(reoObject);
//-----------------------
//-----------------------
Marshal.ReleaseComObject(pLockBytes);
Marshal.ReleaseComObject(pOleClientSite);
Marshal.ReleaseComObject(pStorage);
//-----------------------
}
public void InsertOleObject(IOleObject oleObj)
{
RichEditOle ole = new RichEditOle(this);
ole.InsertOleObject(oleObj);
}
