/// ------------------------------------------------------------------------------------ /// <summary> /// Merges the paras in table. /// </summary> /// <param name="helper">The helper.</param> /// <param name="dpt">The problem deletion type.</param> /// <returns><c>true</c> if we merged the paras, otherwise <c>false</c>.</returns> /// ------------------------------------------------------------------------------------ internal protected bool MergeParasInTable(SelectionHelper helper, VwDelProbType dpt) { SelLevInfo[] levInfo = helper.GetLevelInfo(SelectionHelper.SelLimitType.Top); if (levInfo[0].tag != (int)StText.StTextTags.kflidParagraphs) return false; ILocationTracker tracker = ((ITeView)Control).LocationTracker; IScrBook book = new ScrBook(m_cache, tracker.GetBookHvo( helper, SelectionHelper.SelLimitType.Anchor)); SelLevInfo tmpInfo; IStText text; if (helper.GetLevelInfoForTag((int)ScrBook.ScrBookTags.kflidTitle, out tmpInfo)) text = book.TitleOA; else { IScrSection section = book.SectionsOS[tracker.GetSectionIndexInBook( helper, SelectionHelper.SelLimitType.Anchor)]; text = (levInfo[1].tag == (int)ScrSection.ScrSectionTags.kflidHeading ? section.HeadingOA : text = section.ContentOA); } int iPara = helper.GetLevelInfoForTag((int)StText.StTextTags.kflidParagraphs).ihvo; StTxtPara currPara = (StTxtPara)text.ParagraphsOS[iPara]; ITsStrBldr bldr; // Backspace at beginning of paragraph if (dpt == VwDelProbType.kdptBsAtStartPara) { if (iPara <= 0) { MiscUtils.ErrorBeep(); return false; } StTxtPara prevPara = (StTxtPara)text.ParagraphsOS[iPara - 1]; int prevParaLen = prevPara.Contents.Length; // Need to make sure we move the back translations AboutToDelete(helper, currPara.Hvo, text.Hvo, (int)StText.StTextTags.kflidParagraphs, iPara, false); bldr = prevPara.Contents.UnderlyingTsString.GetBldr(); bldr.ReplaceTsString(prevPara.Contents.Length, prevPara.Contents.Length, currPara.Contents.UnderlyingTsString); prevPara.Contents.UnderlyingTsString = bldr.GetString(); text.ParagraphsOS.RemoveAt(iPara); helper.SetIch(SelectionHelper.SelLimitType.Top, prevParaLen); helper.SetIch(SelectionHelper.SelLimitType.Bottom, prevParaLen); levInfo[0].ihvo = iPara - 1; helper.SetLevelInfo(SelectionHelper.SelLimitType.Top, levInfo); helper.SetLevelInfo(SelectionHelper.SelLimitType.Bottom, levInfo); helper.SetSelection(true); return true; } // delete at end of a paragraph int cParas = text.ParagraphsOS.Count; if (iPara + 1 >= cParas) return false; // We don't handle merging across StTexts StTxtPara nextPara = (StTxtPara)text.ParagraphsOS[iPara + 1]; // Need to make sure we move the back translations AboutToDelete(helper, nextPara.Hvo, text.Hvo, (int)StText.StTextTags.kflidParagraphs, iPara + 1, false); bldr = currPara.Contents.UnderlyingTsString.GetBldr(); bldr.ReplaceTsString(currPara.Contents.Length, currPara.Contents.Length, nextPara.Contents.UnderlyingTsString); currPara.Contents.UnderlyingTsString = bldr.GetString(); text.ParagraphsOS.RemoveAt(iPara + 1); helper.SetSelection(true); return true; }
/// ------------------------------------------------------------------------------------ /// <summary> /// Merges the paras in table. /// </summary> /// <param name="helper">The helper.</param> /// <param name="dpt">The problem deletion type.</param> /// <returns><c>true</c> if we merged the paras, otherwise <c>false</c>.</returns> /// ------------------------------------------------------------------------------------ protected internal bool MergeParasInTable(SelectionHelper helper, VwDelProbType dpt) { SelLevInfo[] levInfo = helper.GetLevelInfo(SelectionHelper.SelLimitType.Top); if (levInfo[0].tag != StTextTags.kflidParagraphs) return false; IStText text; int iPara; int tag; IStTxtPara currPara = GetPara(helper, out text, out iPara, out tag); // Backspace at beginning of paragraph ITsStrBldr bldr; if (dpt == VwDelProbType.kdptBsAtStartPara) { if (iPara <= 0) { MiscUtils.ErrorBeep(); return false; } IStTxtPara prevPara = text[iPara - 1]; int prevParaLen = prevPara.Contents.Length; prevPara.MergeParaWithNext(); helper.SetIch(SelectionHelper.SelLimitType.Top, prevParaLen); helper.SetIch(SelectionHelper.SelLimitType.Bottom, prevParaLen); levInfo[0].ihvo = iPara - 1; helper.SetLevelInfo(SelectionHelper.SelLimitType.Top, levInfo); helper.SetLevelInfo(SelectionHelper.SelLimitType.Bottom, levInfo); if (DeferSelectionUntilEndOfUOW) { // We are within a unit of work, so setting the selection will not work now. // we request that a selection be made after the unit of work. Debug.Assert(!helper.IsRange, "Currently, a selection made during a unit of work can only be an insertion point."); helper.SetIPAfterUOW(EditedRootBox.Site); } else { helper.SetSelection(true); } return true; } // delete at end of a paragraph int cParas = text.ParagraphsOS.Count; if (iPara + 1 >= cParas) return false; // We don't handle merging across StTexts currPara.MergeParaWithNext(); if (DeferSelectionUntilEndOfUOW) { // We are within a unit of work, so setting the selection will not work now. // we request that a selection be made after the unit of work. Debug.Assert(!helper.IsRange, "Currently, a selection made during a unit of work can only be an insertion point."); helper.SetIPAfterUOW(EditedRootBox.Site); } else { helper.SetSelection(true); } return true; }