ACPAddIn.ExtensionMode.removeParagraph C# (CSharp) Метод

        private void removeParagraph()
        {
            bool isTwoLatestSentenceDifferentPara = false; // keeps track if the last two sentences are from different paragraph

            Word.Range range = Globals.ThisAddIn.Application.ActiveDocument.Range(extensionRange.End, extensionRange.End);

            if (extensionWordPos != -1) // if is extending some words
            {
                // compare last two sentences
                Sentence currentSentence = (Sentence)extensions[extensionPos];
                Sentence previousSentence = (Sentence)extensions[extensionPos-1];
                if (currentSentence.paragraphID != previousSentence.paragraphID)
                    isTwoLatestSentenceDifferentPara = true;

                // remove extended words from current sentence
                for (int i = extensionWordPos; i >= 0; i--)
                {
                    String word = currentExtensionPosWordList[i];
                    shiftRange(range, new StringInfo(word).LengthInTextElements);
                }

                // reset variables used for extending word
                currentExtensionPosWordList = null;
                extensionWordPos = -1;

                extensionPos--; // move focus to previous sentence
            }

            if (!isTwoLatestSentenceDifferentPara)
            {
                Sentence lastExtendSentence = (Sentence)extensions[extensionPos];
                int lastExtendSentenceParaID = lastExtendSentence.paragraphID;
                int previousSentenceParaID = -1;

                // putting sentence one by one into the range for removal
                do
                {
                    shiftRange(range, new StringInfo(((Sentence)extensions[extensionPos]).content).LengthInTextElements);
                    extensionPos--;

                    checkAndRemoveParagraphSpace(range);

                    // retrieve paragraph id of the sentence before
                    if (extensionPos >= 0)
                    {
                        lastExtendSentence = (Sentence)extensions[extensionPos];
                        previousSentenceParaID = lastExtendSentence.paragraphID;
                    }
                    else
                        break;

                } while (lastExtendSentenceParaID == previousSentenceParaID);
            }

            removeRangeTextAndRepositionCursor(range);
        }