//
// 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;
}
}
}