public void InsertControl(Control control, int position, uint dwUser)
{
if (control == null)
{
return;
}
ILockBytes bytes;
IStorage storage;
IOleClientSite site;
Guid guid = Marshal.GenerateGuidForType(control.GetType());
NativeMethods.CreateILockBytesOnHGlobal(IntPtr.Zero, true, out bytes);
NativeMethods.StgCreateDocfileOnILockBytes(bytes, 0x1012, 0, out storage);
IRichEditOle.GetClientSite(out site);
REOBJECT lpreobject = new REOBJECT();
lpreobject.posistion = position;
lpreobject.clsid = guid;
lpreobject.pstg = storage;
lpreobject.poleobj = Marshal.GetIUnknownForObject(control);
lpreobject.polesite = site;
lpreobject.dvAspect = 1;
lpreobject.dwFlags = 2;
lpreobject.dwUser = dwUser;
IRichEditOle.InsertObject(lpreobject);
Marshal.ReleaseComObject(bytes);
Marshal.ReleaseComObject(site);
Marshal.ReleaseComObject(storage);
}
public void InsertImageDataObject(ImageDataObject ido, int position)
{
if (ido == null)
{
return;
}
ILockBytes pLockBytes;
int sc = CreateILockBytesOnHGlobal(IntPtr.Zero, true, out pLockBytes);
IStorage pStorage;
sc = StgCreateDocfileOnILockBytes(pLockBytes, (uint)(STGM.STGM_SHARE_EXCLUSIVE
| STGM.STGM_CREATE | STGM.STGM_READWRITE), 0, out pStorage);
IOleClientSite pOleClientSite;
IRichEditOle.GetClientSite(out pOleClientSite);
Guid guid = Marshal.GenerateGuidForType(ido.GetType());
Guid IID_IOleObject = new Guid("{00000112-0000-0000-C000-000000000046}");
Guid IID_IDataObject = new Guid("{0000010e-0000-0000-C000-000000000046}");
Guid IID_IUnknown = new Guid("{00000000-0000-0000-C000-000000000046}");
object pOleObject;
int hr = OleCreateStaticFromData(ido, ref IID_IOleObject, (uint)OLERENDER.OLERENDER_FORMAT,
ref ido._Formatetc, pOleClientSite, pStorage, out pOleObject);
if (pOleObject == null)
{
return;
}
OleSetContainedObject(pOleObject, true);
REOBJECT reoObject = new REOBJECT();
reoObject.cp = position;
reoObject.clsid = guid;
reoObject.pstg = pStorage;
reoObject.poleobj = Marshal.GetIUnknownForObject(pOleObject);
reoObject.polesite = pOleClientSite;
reoObject.dvAspect = (uint)(DVASPECT.DVASPECT_CONTENT);
reoObject.dwFlags = (uint)(REOOBJECTFLAGS.REO_BELOWBASELINE);
reoObject.dwUser = 0;
this.IRichEditOle.InsertObject(reoObject);
Marshal.ReleaseComObject(pLockBytes);
Marshal.ReleaseComObject(pOleClientSite);
Marshal.ReleaseComObject(pStorage);
Marshal.ReleaseComObject(pOleObject);
}
public List<REOBJECT> GetAllREOBJECT()
{
List<REOBJECT> list = new List<REOBJECT>();
int objectCount = this.IRichEditOle.GetObjectCount();
for (int i = 0; i < objectCount; i++)
{
REOBJECT lpreobject = new REOBJECT();
IRichEditOle.GetObject(i, lpreobject, GETOBJECTOPTIONS.REO_GETOBJ_ALL_INTERFACES);
list.Add(lpreobject);
}
return list;
}
public void UpdateObjects()
{
int count = IRichEditOle.GetObjectCount();
for (int i = 0; i < count; i++)
{
REOBJECT reoObject = new REOBJECT();
IRichEditOle.GetObject(i, reoObject, GETOBJECTOPTIONS.REO_GETOBJ_ALL_INTERFACES);
if (reoObject.dwUser == 1)
{
Point pt = this.rtf.GetPositionFromCharIndex(reoObject.cp);
Rectangle rect = new Rectangle(pt, reoObject.sizel);
rtf.Invalidate(rect, false);
}
}
}
private Size GetSizeFromMillimeter(REOBJECT lpreobject)
{
using (Graphics graphics = Graphics.FromHwnd(agileRichTextBox.Handle))
{
Point[] pts = new Point[1];
graphics.PageUnit = GraphicsUnit.Millimeter;
pts[0] = new Point(
lpreobject.sizel.Width / 100,
lpreobject.sizel.Height / 100);
graphics.TransformPoints(
CoordinateSpace.Device,
CoordinateSpace.Page,
pts);
return new Size(pts[0]);
}
}
public void UpdateObjects(REOBJECT reObj)
{
Point positionFromCharIndex = agileRichTextBox.GetPositionFromCharIndex(reObj.posistion);
Size size = GetSizeFromMillimeter(reObj);
Rectangle rc = new Rectangle(positionFromCharIndex, size);
agileRichTextBox.Invalidate(rc, false);
}
public void UpdateObjects(int pos)
{
REOBJECT lpreobject = new REOBJECT();
IRichEditOle.GetObject(
pos,
lpreobject,
GETOBJECTOPTIONS.REO_GETOBJ_ALL_INTERFACES);
UpdateObjects(lpreobject);
}
public void UpdateObjects()
{
int objectCount = this.IRichEditOle.GetObjectCount();
for (int i = 0; i < objectCount; i++)
{
REOBJECT lpreobject = new REOBJECT();
IRichEditOle.GetObject(i, lpreobject, GETOBJECTOPTIONS.REO_GETOBJ_ALL_INTERFACES);
Point positionFromCharIndex = this.agileRichTextBox.GetPositionFromCharIndex(lpreobject.posistion);
Rectangle rc = new Rectangle(positionFromCharIndex.X, positionFromCharIndex.Y, 50, 50);
agileRichTextBox.Invalidate(rc, false);
}
}
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 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 | REOOBJECTFLAGS.REO_RESIZABLE);
this.IRichEditOle.InsertObject(reoObject);
//-----------------------
//-----------------------
Marshal.ReleaseComObject(pLockBytes);
Marshal.ReleaseComObject(pOleClientSite);
Marshal.ReleaseComObject(pStorage);
//-----------------------
}
public void InsertMyDataObject(DataObject dobj)
{
if (dobj == null)
return;
//-----------------------
ILockBytes pLockBytes;
int sc = CreateILockBytesOnHGlobal(IntPtr.Zero, true, out pLockBytes);
IStorage pStorage;
sc = 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 = Marshal.GenerateGuidForType(dobj.GetType());
Guid IID_IOleObject = new Guid("{00000112-0000-0000-C000-000000000046}");
Guid IID_IDataObject = new Guid("{0000010e-0000-0000-C000-000000000046}");
Guid IID_IUnknown = new Guid("{00000000-0000-0000-C000-000000000046}");
object pOleObject;
int hr = OleCreateStaticFromData(dobj, ref IID_IOleObject, (uint)OLERENDER.OLERENDER_FORMAT, ref dobj.mpFormatetc, pOleClientSite, pStorage, out pOleObject);
if (pOleObject == null)
return;
//-----------------------
//-----------------------
OleSetContainedObject(pOleObject, true);
REOBJECT reoObject = new REOBJECT();
reoObject.cp = this._richEdit.TextLength;
reoObject.clsid = guid;
reoObject.pstg = pStorage;
reoObject.poleobj = Marshal.GetIUnknownForObject(pOleObject);
reoObject.polesite = pOleClientSite;
reoObject.dvAspect = (uint)(DVASPECT.DVASPECT_CONTENT);
reoObject.dwFlags = (uint)(REOOBJECTFLAGS.REO_BELOWBASELINE | REOOBJECTFLAGS.REO_RESIZABLE);
reoObject.dwUser = 0;
this.IRichEditOle.InsertObject(reoObject);
//-----------------------
//-----------------------
Marshal.ReleaseComObject(pLockBytes);
Marshal.ReleaseComObject(pOleClientSite);
Marshal.ReleaseComObject(pStorage);
Marshal.ReleaseComObject(pOleObject);
//-----------------------
}
public bool InsertImageFromFile(string strFilename)
{
//-----------------------
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);
//-----------------------
//-----------------------
FORMATETC formatEtc = new FORMATETC();
formatEtc.cfFormat = 0;
formatEtc.ptd = IntPtr.Zero;
formatEtc.dwAspect = DVASPECT.DVASPECT_CONTENT;
formatEtc.lindex = -1;
formatEtc.tymed = TYMED.TYMED_NULL;
Guid IID_IOleObject = new Guid("{00000112-0000-0000-C000-000000000046}");
Guid CLSID_NULL = new Guid("{00000000-0000-0000-0000-000000000000}");
object pOleObjectOut;
// I don't sure, but it appears that this function only loads from bitmap
// You can also try OleCreateFromData, OleLoadPictureIndirect, etc.
int hr = OleCreateFromFile(ref CLSID_NULL, strFilename, ref IID_IOleObject, (uint)OLERENDER.OLERENDER_DRAW, ref formatEtc, pOleClientSite, pStorage, out pOleObjectOut);
if (pOleObjectOut == null)
{
Marshal.ReleaseComObject(pLockBytes);
Marshal.ReleaseComObject(pOleClientSite);
Marshal.ReleaseComObject(pStorage);
return false;
}
IOleObject pOleObject = (IOleObject)pOleObjectOut;
//-----------------------
//-----------------------
Guid guid = new Guid();
//guid = Marshal.GenerateGuidForType(pOleObject.GetType());
pOleObject.GetUserClassID(ref guid);
//-----------------------
//-----------------------
OleSetContainedObject(pOleObject, true);
REOBJECT reoObject = new REOBJECT();
reoObject.cp = this._richEdit.TextLength;
reoObject.clsid = guid;
reoObject.pstg = pStorage;
reoObject.poleobj = Marshal.GetIUnknownForObject(pOleObject);
reoObject.polesite = pOleClientSite;
reoObject.dvAspect = (uint)(DVASPECT.DVASPECT_CONTENT);
reoObject.dwFlags = (uint)(REOOBJECTFLAGS.REO_BELOWBASELINE | REOOBJECTFLAGS.REO_RESIZABLE);
reoObject.dwUser = 0;
this.IRichEditOle.InsertObject(reoObject);
//-----------------------
//-----------------------
Marshal.ReleaseComObject(pLockBytes);
Marshal.ReleaseComObject(pOleClientSite);
Marshal.ReleaseComObject(pStorage);
Marshal.ReleaseComObject(pOleObject);
//-----------------------
return true;
}
public void InsertControl(Control control)
{
if (control == null)
return;
Guid guid = Marshal.GenerateGuidForType(control.GetType());
//-----------------------
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);
//-----------------------
//-----------------------
REOBJECT reoObject = new REOBJECT();
reoObject.cp = this._richEdit.TextLength;
reoObject.clsid = guid;
reoObject.pstg = pStorage;
reoObject.poleobj = Marshal.GetIUnknownForObject(control);
reoObject.polesite = pOleClientSite;
reoObject.dvAspect = (uint)(DVASPECT.DVASPECT_CONTENT);
reoObject.dwFlags = (uint)(REOOBJECTFLAGS.REO_BELOWBASELINE | REOOBJECTFLAGS.REO_RESIZABLE);
reoObject.dwUser = 1;
this.IRichEditOle.InsertObject(reoObject);
//-----------------------
//-----------------------
Marshal.ReleaseComObject(pLockBytes);
Marshal.ReleaseComObject(pOleClientSite);
Marshal.ReleaseComObject(pStorage);
//-----------------------
}
public REOBJECT GetSelectedObject()
{
REOBJECT obj = new REOBJECT();
this.IRichEditOle.GetObject(-1, obj, GETOBJECTOPTIONS.REO_GETOBJ_ALL_INTERFACES);
return obj;
}
public REOBJECT GetObjectByIndex(int objIndex)
{
try
{
REOBJECT obj = new REOBJECT();
this.IRichEditOle.GetObject(objIndex, obj, GETOBJECTOPTIONS.REO_GETOBJ_ALL_INTERFACES);
return obj;
}
catch (Exception) // it seems that invalid index was specified
{
return null;
}
}
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);
IRichEditOle.GetClientSite(out site);
FORMATETC pFormatEtc = new FORMATETC();
pFormatEtc.cfFormat = (CLIPFORMAT)0;
pFormatEtc.ptd = IntPtr.Zero;
pFormatEtc.dwAspect = DVASPECT.DVASPECT_CONTENT;
pFormatEtc.lindex = -1;
pFormatEtc.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();
lpreobject.posistion = position;
lpreobject.clsid = pClsid;
lpreobject.pstg = storage;
lpreobject.poleobj = Marshal.GetIUnknownForObject(pUnk);
lpreobject.polesite = site;
lpreobject.dvAspect = 1;
lpreobject.dwFlags = 2;
lpreobject.dwUser = 0;
IRichEditOle.InsertObject(lpreobject);
Marshal.ReleaseComObject(bytes);
Marshal.ReleaseComObject(site);
Marshal.ReleaseComObject(storage);
Marshal.ReleaseComObject(pUnk);
return true;
}
public void UpdateObjects()
{
int k = this.IRichEditOle.GetObjectCount();
if (k == 0) return;
for (int i = 0; i < k; i++)
{
REOBJECT reoObject = new REOBJECT();
this.IRichEditOle.GetObject(i, reoObject, GETOBJECTOPTIONS.REO_GETOBJ_ALL_INTERFACES);
if (reoObject.dwUser == 1)
{
Point pt = this._richEdit.GetPositionFromCharIndex(reoObject.cp);
Rectangle rect = new Rectangle(pt, reoObject.sizel);
this._richEdit.Invalidate(rect, false); // repaint
}
}
}
