Esempio n. 1
0
//需要用枚举的办法来获得指定OLE的显示位置,不知道有没有其它更好的办法。
BOOL CImageOle::GetOleRect( LPRECT lpRect )
{
	IRichEditOle *pRichEditOle=NULL;
	LRESULT lRes=m_pRichedit->DuiSendMessage(EM_GETOLEINTERFACE,0,(LPARAM)&pRichEditOle);
	if(!pRichEditOle) return FALSE;

	BOOL bRet=FALSE;

	int nObjCount = pRichEditOle->GetObjectCount();
	int i = 0;
	for (i = 0;i < nObjCount;i++)
	{	
		REOBJECT reo;
		ZeroMemory(&reo, sizeof(REOBJECT));
		reo.cbStruct = sizeof(REOBJECT);

		HRESULT hr = pRichEditOle->GetObject(i, &reo, REO_GETOBJ_POLEOBJ);
		if (hr != S_OK)
			continue;

		reo.poleobj->Release();

		if (reo.poleobj == (IOleObject *)this)
		{

			ITextDocument *pTextDocument = NULL;
			ITextRange *pTextRange = NULL;

			pRichEditOle->QueryInterface(IID_ITextDocument, (void **)&pTextDocument);
			if (!pTextDocument)
				break;

			long nLeft = 0;
			long nBottom = 0;
			pTextDocument->Range(reo.cp, reo.cp, &pTextRange);
			if (reo.dwFlags & REO_BELOWBASELINE)
				hr = pTextRange->GetPoint(TA_BOTTOM|TA_LEFT, &nLeft, &nBottom);
			else
				hr = pTextRange->GetPoint(TA_BASELINE|TA_LEFT, &nLeft, &nBottom);

			pTextDocument->Release();
			pTextRange->Release();

			CRect rcRichedit;
			GetWindowRect(m_pRichedit->GetContainer()->GetHostHwnd(),&rcRichedit);
			CSize szOle=m_pSkin->GetSkinSize();

			lpRect->left   = nLeft - rcRichedit.left;
			lpRect->bottom = nBottom - rcRichedit.top;
			lpRect->right  = lpRect->left + szOle.cx ;
			lpRect->top    = lpRect->bottom - szOle.cy;

			bRet=TRUE;
			break;
		}
	}

	pRichEditOle->Release();
	return bRet;
}
Esempio n. 2
0
TCHAR *RichEdit::GetText(int start, int end) const
{
	if (end <= start)
		end = GetTextLength();

	if (textDocument != NULL)
	{
		ITextRange *range;
		if (textDocument->Range(start, end, &range) != S_OK) 
			return mir_tstrdup(_T(""));

		BSTR text = NULL;
		if (range->GetText(&text) != S_OK || text == NULL)
		{
			range->Release();
			return mir_tstrdup(_T(""));
		}

		TCHAR *ret = mir_u2t(text);

		SysFreeString(text);

		range->Release();

		return ret;
	}
	else
	{
		int len = GetTextLength();
		TCHAR *tmp = (TCHAR *) mir_alloc(len * sizeof(TCHAR));
		GetWindowText(hwnd, tmp, len);
		tmp[len] = 0;

		TCHAR *ret = (TCHAR *) mir_alloc((end - start + 1) * sizeof(TCHAR));
		memmove(ret, &tmp[start], (end - start) * sizeof(TCHAR));
		ret[end - start] = 0;

		mir_free(tmp);
		return ret;
	}
}
Esempio n. 3
0
static void SetPosition(HWND hwnd)
{
	IRichEditOle* RichEditOle;
	if (SendMessage(hwnd, EM_GETOLEINTERFACE, 0, (LPARAM)&RichEditOle) == 0)
		return;

	ITextDocument* TextDocument;
	if (RichEditOle->QueryInterface(IID_ITextDocument, (void**)&TextDocument) != S_OK) {
		RichEditOle->Release();
		return;
	}

	// retrieve text range
	ITextRange* TextRange;
	if (TextDocument->Range(0, 0, &TextRange) != S_OK) {
		TextDocument->Release();
		RichEditOle->Release();
		return;
	}
	TextDocument->Release();

	int objectCount = RichEditOle->GetObjectCount();
	for (int i = objectCount - 1; i >= 0; i--) {
		REOBJECT reObj = {0};
		reObj.cbStruct  = sizeof(REOBJECT);

		HRESULT hr = RichEditOle->GetObject(i, &reObj, REO_GETOBJ_POLEOBJ);
		if (FAILED(hr)) continue;

		ISmileyBase *igsc = NULL;
		if (reObj.clsid == CLSID_NULL) 
			reObj.poleobj->QueryInterface(IID_ISmileyAddSmiley, (void**) &igsc);

		reObj.poleobj->Release();
		if (igsc == NULL) continue;

		TextRange->SetRange(reObj.cp, reObj.cp);

		BOOL res;
		POINT pt;
		RECT rect;
		hr = TextRange->GetPoint(tomStart | TA_BOTTOM | TA_LEFT, &pt.x, &pt.y);
		if (hr == S_OK) {
			res = ScreenToClient(hwnd, &pt);
			rect.bottom = pt.y;
			rect.left = pt.x;
		}
		else rect.bottom = -1;

		hr = TextRange->GetPoint(tomStart | TA_TOP | TA_LEFT, &pt.x, &pt.y);
		if (hr == S_OK) {
			res = ScreenToClient(hwnd, &pt);
			rect.top = pt.y;
			rect.left = pt.x;
		}
		else rect.top = -1;

		igsc->SetPosition(hwnd, &rect);
		igsc->Release();
	}
	TextRange->Release();
	RichEditOle->Release();
}