DataTplFixPbbNotInCell.cs
- //
- // This code is part of Document Solutions for Word demos.
- // Copyright (c) MESCIUS inc. All rights reserved.
- //
- using System;
- using System.IO;
- using System.Drawing;
- using System.Collections.Generic;
- using System.Linq;
- using System.Globalization;
- using GrapeCity.Documents.Word;
-
- namespace DsWordWeb.Demos
- {
- // This example shows how to deal with the
- // pbb (paragraph-block-behavior) template formatter
- // should start and end in the same cell error.
- public class DataTplFixPbbNotInCell
- {
- // Code demonstrating the problem:
- GcWordDocument Problem()
- {
- using var oceans = File.OpenRead(Path.Combine("Resources", "data", "oceans.json"));
- var doc = new GcWordDocument();
- doc.DataTemplate.DataSources.Add("ds", oceans);
- // Define a 2x1 table:
- var table = doc.Body.Tables.Add(2, 1, doc.Styles[BuiltInStyleId.GridTable1Light]);
- var cell_00 = table[0, 0];
- var cell_01 = table[0, 1];
- // Put the start of the pbb range in the cell [0,0]:
- cell_00.GetRange().Paragraphs.Add("{{#ds.seas}:pbb()}{{ds.seas.name}} ");
- // Put the end of the pbb range in the cell [1,1]:
- cell_01.GetRange().Paragraphs.Add("{{/ds.seas}}");
- // Incorrect: a pbb range starts in one cell and ends in another:
- doc.DataTemplate.Process(CultureInfo.GetCultureInfo("en-US"));
- return doc;
- }
-
- // Code demonstrating the fix:
- GcWordDocument Fix()
- {
- using var oceans = File.OpenRead(Path.Combine("Resources", "data", "oceans.json"));
- var doc = new GcWordDocument();
- doc.DataTemplate.DataSources.Add("ds", oceans);
- // Define a 2x1 table:
- var table = doc.Body.Tables.Add(2, 1, doc.Styles[BuiltInStyleId.GridTable1Light]);
- var cell_00 = table[0, 0];
- // Put the start of the pbb range in the cell [0,0]:
- cell_00.GetRange().Paragraphs.Add("{{#ds.seas}:pbb()}{{ds.seas.name}} ");
- // Put the end of the pbb range in the same cell [0,0]:
- cell_00.GetRange().Paragraphs.Add("{{/ds.seas}}");
- // Correct: a pbb range starts and ends in the same table cell:
- doc.DataTemplate.Process(CultureInfo.GetCultureInfo("en-US"));
- return doc;
- }
-
- public GcWordDocument CreateDocx()
- {
- GcWordDocument doc;
- try
- {
- // This fails:
- doc = Problem();
- }
- catch (Exception ex)
- {
- // This works:
- doc = Fix();
- // Insert a brief explanation of the problem and the fix into the generated document:
- doc.Body.Paragraphs.Insert(
- $"The error \"{ex.Message}\" occurred because a pbb (paragraph-block-behavior) formatter " +
- $"started in one table cell and ended in another. A pbb formatter must start and end in the same table cell.",
- doc.Styles[BuiltInStyleId.BlockText],
- InsertLocation.Start);
- }
- return doc;
- }
- }
- }
-