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96 lines
2.7 KiB
Go
96 lines
2.7 KiB
Go
// Copyright 2017 FoxyUtils ehf. All rights reserved.
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package main
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import (
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"log"
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"os"
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"path/filepath"
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"github.com/unidoc/unioffice/document"
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"github.com/unidoc/unioffice/measurement"
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"github.com/unidoc/unioffice/schema/soo/wml"
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"github.com/go-ole/go-ole/oleutil"
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)
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// NOTE: This example can only run on Windows and requires that Word be installed.
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var lorem = `Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin lobortis, lectus dictum feugiat tempus, sem neque finibus enim, sed eleifend sem nunc ac diam. Vestibulum tempus sagittis elementum`
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func main() {
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doc := document.New()
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// Force the TOC to update upon opening the document
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doc.Settings.SetUpdateFieldsOnOpen(true)
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// Add a TOC
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doc.AddParagraph().AddRun().AddField(document.FieldTOC)
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// followed by a page break
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doc.AddParagraph().Properties().AddSection(wml.ST_SectionMarkNextPage)
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nd := doc.Numbering.AddDefinition()
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for i := 0; i < 9; i++ {
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lvl := nd.AddLevel()
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lvl.SetFormat(wml.ST_NumberFormatNone)
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lvl.SetAlignment(wml.ST_JcLeft)
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if i%2 == 0 {
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lvl.SetFormat(wml.ST_NumberFormatBullet)
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lvl.RunProperties().SetFontFamily("Symbol")
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lvl.SetText("")
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}
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lvl.Properties().SetLeftIndent(0.5 * measurement.Distance(i) * measurement.Inch)
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}
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// and finally paragraphs at different heading levels
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for i := 0; i < 4; i++ {
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para := doc.AddParagraph()
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para.SetNumberingDefinition(nd)
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para.Properties().SetHeadingLevel(1)
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para.AddRun().AddText("First Level")
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doc.AddParagraph().AddRun().AddText(lorem)
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for i := 0; i < 3; i++ {
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para := doc.AddParagraph()
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para.SetNumberingDefinition(nd)
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para.Properties().SetHeadingLevel(2)
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para.AddRun().AddText("Second Level")
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doc.AddParagraph().AddRun().AddText(lorem)
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para = doc.AddParagraph()
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para.SetNumberingDefinition(nd)
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para.Properties().SetHeadingLevel(3)
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para.AddRun().AddText("Third Level")
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doc.AddParagraph().AddRun().AddText(lorem)
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}
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}
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doc.SaveToFile("toc.docx")
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cwd, _ := os.Getwd()
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UpdateFields(filepath.Join(cwd, "toc.docx"))
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}
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// UpdateFields uses go-ole to convert a docx to a PDF using the Word application
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func UpdateFields(source string) {
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ole.CoInitialize(0)
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defer ole.CoUninitialize()
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iunk, err := oleutil.CreateObject("Word.Application")
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if err != nil {
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log.Fatalf("error creating Word object: %s", err)
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}
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defer iunk.Release()
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word := iunk.MustQueryInterface(ole.IID_IDispatch)
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defer word.Release()
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docs := oleutil.MustGetProperty(word, "Documents").ToIDispatch()
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defer docs.Release()
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wordDoc := oleutil.MustCallMethod(docs, "Open", source).ToIDispatch()
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defer wordDoc.Release()
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const wdFormatXMLDocument = 12
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oleutil.MustCallMethod(wordDoc, "SaveAs2", source, wdFormatXMLDocument)
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oleutil.MustCallMethod(wordDoc, "Close")
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oleutil.MustCallMethod(word, "Quit")
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}
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