void IDisposable.Dispose()
{
base.Dispose();
// we may have recicular references to itself
_baseIOleClientSite = null;
if (_inner != null)
{
_inner.Dispose();
_inner = null;
}
if (_unkInnerAggregated != IntPtr.Zero)
{
Marshal.Release(_unkInnerAggregated);
_unkInnerAggregated = IntPtr.Zero;
}
if (_unkOuter != IntPtr.Zero)
{
Marshal.Release(_unkOuter);
_unkOuter = IntPtr.Zero;
}
}
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 { }
}
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;
}
}
}
}
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>
/// 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);
}
}
/// <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 { }
}
public static extern int OleCreateFromFile([In] ref Guid rclsid,
[MarshalAs(UnmanagedType.LPWStr)] string lpszFileName,
[In] ref Guid riid,
uint renderopt,
ref FORMATETC pFormatEtc,
IOleClientSite pClientSite,
IStorage pStg,
[MarshalAs(UnmanagedType.IUnknown)] out object ppvObj);
public static extern int OleCreateFromFile([In] ref Guid rclsid,
[MarshalAs(UnmanagedType.LPWStr)] string lpszFileName,
[In] ref Guid riid,
uint renderopt,
ref FORMATETC pFormatEtc,
IOleClientSite pClientSite,
IStorage pStg,
[MarshalAs(UnmanagedType.IUnknown)] out object ppvObj);
internal static extern IntPtr OleCreateStaticFromData(
[In, MarshalAs(UnmanagedType.Interface)]
System.Runtime.InteropServices.ComTypes.IDataObject pSrcDataObj,
[In] ref Guid riid,
[In] OleRender renderopt,
[In] ref FORMATETC pFormatEtc,
[In, MarshalAs(UnmanagedType.Interface)]
IOleClientSite pClientSite,
[In, MarshalAs(UnmanagedType.Interface)]
IStorage pStg);
public void RefreshView()
{
ICustomDoc cDoc = (ICustomDoc)this.ieInstance.Document;
if (cDoc != null)
{
IOleClientSite oleObj = cDoc as IOleClientSite;
if (oleObj != null)
{
oleObj.ShowObject();
}
}
}
public void LoadFile(String s)
{
if (s == null || s.Trim().Length == 0)
{
navi = "";
}
else if (Site == null)
{
bwLoader.RunWorkerAsync(s);
}
else
{
IOleClientSite pClientSite = (IOleClientSite)Site.GetService(new AntiMoniker().GetType());
if (pClientSite != null)
{
IMoniker pimkDL = null;
try {
if (pimkDL == null)
{
IBindHost pBindHost = (IBindHost)pClientSite;
pBindHost.CreateMoniker(s, null, out pimkDL, 0);
}
if (pimkDL == null)
{
IMoniker pimkName = null;
pClientSite.GetMoniker(OLEGETMONIKER_FORCEASSIGN, OLEWHICHMK_CONTAINER, out pimkName);
try {
int chEaten;
pimkName.ParseDisplayName(null, pimkName, s, out chEaten, out pimkDL);
}
finally {
Marshal.ReleaseComObject(pimkName);
}
}
if (pimkDL != null)
{
pimkDL.GetDisplayName(null, null, out title);
if (!String.IsNullOrEmpty(title))
{
s = title;
}
}
}
finally {
Marshal.ReleaseComObject(pimkDL);
}
}
bwLoader.RunWorkerAsync(s);
}
}
// constructor
public ImprovedWebBrowserSite(WebBrowser host) :
base(host)
{
// get the CCW object for this
_unkOuter = Marshal.GetIUnknownForObject(this);
Marshal.AddRef(_unkOuter);
try
{
// aggregate the CCW object with the helper Inner object
_inner = new Inner(this);
_unkInnerAggregated = Marshal.CreateAggregatedObject(_unkOuter, _inner);
// turn private WebBrowserSiteBase.IOleClientSite into our own IOleClientSite
_baseIOleClientSite = (IOleClientSite)Marshal.GetTypedObjectForIUnknown(_unkInnerAggregated, typeof(IOleClientSite));
}
finally
{
Marshal.Release(_unkOuter);
}
}
// constructor
public ImprovedWebBrowserSite(WebBrowser host) :
base(host)
{
// get WebBrowserSiteBase.IOleClientSite via reflection
var typeBaseIOleClientSite = typeof(WebBrowserSiteBase).GetInterfaces().First((t) =>
t.GUID == typeof(IOleClientSite).GUID);
// get the COM interface for WebBrowserSiteBase.IOleClientSite
_unkBaseIOleClientSite = Marshal.GetComInterfaceForObject(this, typeBaseIOleClientSite, CustomQueryInterfaceMode.Ignore);
Marshal.AddRef(_unkBaseIOleClientSite); // protect _unkBaseIOleClientSite
// aggregate it with the helper Inner object
_inner = new Inner(_unkBaseIOleClientSite);
_unkInnerAggregated = Marshal.CreateAggregatedObject(_unkBaseIOleClientSite, _inner);
// turn private WebBrowserSiteBase.IOleClientSite into our own IOleClientSite
_baseIOleClientSite = (IOleClientSite)Marshal.GetTypedObjectForIUnknown(_unkInnerAggregated, typeof(IOleClientSite));
Marshal.Release(_unkBaseIOleClientSite);
}
public static RichEditObject FromBitmap(Int32 charIndex, IOleClientSite site, Bitmap bitmap)
{
const int CF_BITMAP = 2;
var IID_IDataObject = IIDOf <ComTypes.IDataObject>();
var dataObject = new DataObject(bitmap);
var comDataObject = (ComTypes.IDataObject)(dataObject);
var formatEtc = new ComTypes.FORMATETC()
{
lindex = -1,
ptd = IntPtr.Zero,
cfFormat = CF_BITMAP,
tymed = ComTypes.TYMED.TYMED_GDI,
dwAspect = ComTypes.DVASPECT.DVASPECT_CONTENT,
};
var storage = CreateIStorageOnHGlobal();
var oleObject = NativeMethods.OleCreateStaticFromData(dataObject,
ref IID_IDataObject,
OleRender.Format,
ref formatEtc,
site,
storage);
NativeMethods.OleSetContainedObject(oleObject, true);
return(new RichEditObject()
{
_charIndex = charIndex,
_storage = storage,
_site = site,
_dvaspect = ComTypes.DVASPECT.DVASPECT_CONTENT,
_flags = RichEditObjectFlags.BelowBaseline | RichEditObjectFlags.InPlaceActive,
_clsid = Marshal.GenerateGuidForType(dataObject.GetType()),
_object = oleObject,
});
}
public static RichEditObject FromControl(Int32 charIndex, IOleClientSite site, Control control)
{
var storage = CreateIStorageOnHGlobal();
try
{
return(new RichEditObject()
{
_charIndex = charIndex,
_storage = storage,
_site = site,
_dvaspect = ComTypes.DVASPECT.DVASPECT_CONTENT,
_flags = RichEditObjectFlags.BelowBaseline | RichEditObjectFlags.InvertedSelect,
_clsid = Marshal.GenerateGuidForType(control.GetType()),
_object = Marshal.GetIUnknownForObject(control),
});
}
finally
{
Marshal.ReleaseComObject(storage);
}
}
public virtual void SetClientSite(IOleClientSite site){
this.pClientSite = site;
}
public virtual void GetClientSite(out IOleClientSite site){
site = this.pClientSite;
}
public virtual int DoVerb(int iVerb, MSG[] msg, IOleClientSite site,
int index, IntPtr hwndParent, RECT[] posRect){
return 0;
}
public int SetClientSite(IOleClientSite pClientSite)
{
ComDebug.ReportInfo("{0}.IOleObject.SetClientSite", this.GetType().Name);
_clientSite = pClientSite;
return ComReturnValue.NOERROR;
}
/// <include file='doc\EditorView.uex' path='docs/doc[@for="OleEditorView.SetClientSite"]/*' />
public virtual void SetClientSite(IOleClientSite site)
{
this.pClientSite = site;
}
public int SetClientSite(IOleClientSite pClientSite)
{
ComDebug.ReportInfo("{0}.IOleObject.SetClientSite", GetType().Name);
_clientSite = pClientSite;
return(ComReturnValue.NOERROR);
}
public int DoVerb(int iVerb, IntPtr lpmsg, IOleClientSite pActiveSite, int lindex, IntPtr hwndParent, COMRECT lprcPosRect)
{
ComDebug.ReportInfo("{0}.IOleObject.DoVerb {1}", this.GetType().Name, iVerb);
try
{
// I saw OLEIVERB_HIDE come in as 253. Perhaps a unsigned
// byte conversion happening somewhere.
if (iVerb >= 250 && iVerb <= 255)
{
int new_iverb = iVerb - 256;
ComDebug.ReportWarning("{0}.IOleObject.DoVerb -> Fixing iVerb: {1} -> {2}", this.GetType().Name, iVerb, new_iverb);
iVerb = new_iverb;
}
_lastVerb = iVerb;
switch (iVerb)
{
case (int)OLEIVERB.OLEIVERB_HIDE:
ComDebug.ReportInfo("{0}.IOleObject.DoVerb OLEIVERB_HIDE", this.GetType().Name);
_comManager.ApplicationAdapter.HideMainWindow();
SendAdvise_HideWindow();
break;
case (int)OLEIVERB.OLEIVERB_PRIMARY:
case (int)OLEIVERB.OLEIVERB_SHOW:
case (int)OLEIVERB.OLEIVERB_OPEN:
if ((int)OLEIVERB.OLEIVERB_PRIMARY == iVerb) ComDebug.ReportInfo("{0}.IOleObject.DoVerb OLEIVERB_PRIMARY", this.GetType().Name);
if ((int)OLEIVERB.OLEIVERB_SHOW == iVerb) ComDebug.ReportInfo("{0}.IOleObject.DoVerb OLEIVERB_SHOW", this.GetType().Name);
if ((int)OLEIVERB.OLEIVERB_OPEN == iVerb) ComDebug.ReportInfo("{0}.IOleObject.DoVerb OLEIVERB_OPEN", this.GetType().Name);
_comManager.ApplicationAdapter.ShowMainWindow();
if (pActiveSite != null)
{
ComDebug.ReportInfo("{0}.IOleObject.DoVerb -> calling ClientSite.ShowObject()", this.GetType().Name);
try
{
pActiveSite.ShowObject();
}
catch (Exception ex)
{
ComDebug.ReportInfo("{0}.IOleObject.DoVerb pActiveSite.ShowObject caused an exception: {1}", this.GetType().Name, ex);
}
SendAdvise_ShowWindow();
}
return ComReturnValue.NOERROR;
default:
ComDebug.ReportError("{0}.IOleObject.DoVerb Unexpected verb: {1}", this.GetType().Name, iVerb);
return ComReturnValue.OLEOBJ_S_INVALIDVERB;
}
ComDebug.ReportInfo("{0}.IOleObject.DoVerb -> returning NOERROR", this.GetType().Name);
return ComReturnValue.NOERROR;
}
catch (Exception e)
{
ComDebug.ReportError("{0}.IOleObject.DoVerb throw an exception. Details: {1}", this.GetType().Name, e);
throw;
}
}
void IOleObject.SetClientSite(IOleClientSite pClientSite)
{
_ClientSite = pClientSite;
}
public static extern int OleCreate(ref GUID rclsid, ref GUID riid, uint renderopt, ref tagFORMATETC pFormatEtc, ref IOleClientSite pClientSite, ref IStorage pStg, ref IntPtr ppvObj);
public int DoVerb(int iVerb, IntPtr lpmsg, IOleClientSite pActiveSite, int lindex, IntPtr hwndParent, COMRECT lprcPosRect)
{
ComDebug.ReportInfo("{0}.IOleObject.DoVerb {1}", GetType().Name, iVerb);
try
{
// I saw OLEIVERB_HIDE come in as 253. Perhaps a unsigned
// byte conversion happening somewhere.
if (iVerb >= 250 && iVerb <= 255)
{
int new_iverb = iVerb - 256;
ComDebug.ReportWarning("{0}.IOleObject.DoVerb -> Fixing iVerb: {1} -> {2}", GetType().Name, iVerb, new_iverb);
iVerb = new_iverb;
}
_lastVerb = iVerb;
switch (iVerb)
{
case (int)OLEIVERB.OLEIVERB_HIDE:
ComDebug.ReportInfo("{0}.IOleObject.DoVerb OLEIVERB_HIDE", GetType().Name);
_comManager.ApplicationAdapter.HideMainWindow();
SendAdvise_HideWindow();
break;
case (int)OLEIVERB.OLEIVERB_PRIMARY:
case (int)OLEIVERB.OLEIVERB_SHOW:
case (int)OLEIVERB.OLEIVERB_OPEN:
if ((int)OLEIVERB.OLEIVERB_PRIMARY == iVerb)
{
ComDebug.ReportInfo("{0}.IOleObject.DoVerb OLEIVERB_PRIMARY", GetType().Name);
}
if ((int)OLEIVERB.OLEIVERB_SHOW == iVerb)
{
ComDebug.ReportInfo("{0}.IOleObject.DoVerb OLEIVERB_SHOW", GetType().Name);
}
if ((int)OLEIVERB.OLEIVERB_OPEN == iVerb)
{
ComDebug.ReportInfo("{0}.IOleObject.DoVerb OLEIVERB_OPEN", GetType().Name);
}
_comManager.ApplicationAdapter.ShowMainWindow();
if (pActiveSite != null)
{
ComDebug.ReportInfo("{0}.IOleObject.DoVerb -> calling ClientSite.ShowObject()", GetType().Name);
try
{
pActiveSite.ShowObject();
}
catch (Exception ex)
{
ComDebug.ReportInfo("{0}.IOleObject.DoVerb pActiveSite.ShowObject caused an exception: {1}", GetType().Name, ex);
}
SendAdvise_ShowWindow();
}
return(ComReturnValue.NOERROR);
default:
ComDebug.ReportError("{0}.IOleObject.DoVerb Unexpected verb: {1}", GetType().Name, iVerb);
return(ComReturnValue.OLEOBJ_S_INVALIDVERB);
}
ComDebug.ReportInfo("{0}.IOleObject.DoVerb -> returning NOERROR", GetType().Name);
return(ComReturnValue.NOERROR);
}
catch (Exception e)
{
ComDebug.ReportError("{0}.IOleObject.DoVerb throw an exception. Details: {1}", GetType().Name, e);
throw;
}
}
static extern int OleCreateLinkFromData([MarshalAs(UnmanagedType.Interface)]IDataObject pSrcDataObj, [In] ref Guid riid, uint renderopt, ref FORMATETC pFormatEtc, IOleClientSite pClientSite, IStorage pStg, [MarshalAs(UnmanagedType.IUnknown)] out object ppvObj);
int IOleObject.DoVerb(int iVerb, Msg[] lpmsg, IOleClientSite pActiveSite, int lindex, IntPtr hWndParent, Rect[] lprcPosRect)
{
//TODO
return(0);
}
void IOleObject.GetClientSite(out IOleClientSite ppClientSite)
{
ppClientSite = _ClientSite;
}
/// <include file='doc\EditorView.uex' path='docs/doc[@for="OleEditorView.DoVerb"]/*' />
public virtual int DoVerb(int iVerb, MSG[] msg, IOleClientSite site, int index, IntPtr hwndParent, RECT[] posRect)
{
return(NativeMethods.S_OK);
}
/// <include file='doc\EditorView.uex' path='docs/doc[@for="OleEditorView.GetClientSite"]/*' />
public virtual void GetClientSite(out IOleClientSite site)
{
site = this.pClientSite;
}
unsafe HRESULT IOleObject.DoVerb(OLEIVERB iVerb, User32.MSG *lpmsg, IOleClientSite pActiveSite, int lindex, IntPtr hwndParent, RECT *lprcPosRect)
{
return(HRESULT.S_OK);
}
public static extern int OleCreateStaticFromData([MarshalAs(UnmanagedType.Interface)] IDataObject pSrcDataObj,
[In] ref Guid riid, uint renderopt, ref FORMATETC pFormatEtc,
IOleClientSite pClientSite, IStorage pStg,
[MarshalAs(UnmanagedType.IUnknown)] out object ppvObj);
/// <summary>
/// 调用JS函数
/// </summary>
/// <param name="fnName">js函数名</param>
/// <param name="args">入参</param>
protected void CallJS(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 { }
}
public static extern int OleCreateFromData(ref IDataObject pSrcDataObj, ref GUID riid, uint renderopt, ref tagFORMATETC pFormatEtc, ref IOleClientSite pClientSite, ref IStorage pStg, ref IntPtr ppvObj);
HRESULT IOleObject.GetClientSite(out IOleClientSite ppClientSite)
{
ppClientSite = null;
return(HRESULT.S_OK);
}
public static extern int OleCreateEx(ref GUID rclsid, ref GUID riid, uint dwFlags, uint renderopt, uint cFormats, ref uint rgAdvf, ref tagFORMATETC rgFormatEtc, ref IAdviseSink lpAdviseSink, ref uint rgdwConnection, ref IOleClientSite pClientSite, ref IStorage pStg, ref IntPtr ppvObj);
HRESULT IOleObject.SetClientSite(IOleClientSite pClientSite)
{
return(HRESULT.S_OK);
}
public static extern int OleCreateFromFile(ref GUID rclsid, [In][MarshalAs(UnmanagedType.LPWStr)] string lpszFileName, ref GUID riid, uint renderopt, ref tagFORMATETC lpFormatEtc, ref IOleClientSite pClientSite, ref IStorage pStg, ref IntPtr ppvObj);
