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printer_orientation_adjust.go
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/
printer_orientation_adjust.go
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package main
import (
"flag"
"fmt"
"github.com/devlights/goxcel"
"log"
"os"
"path/filepath"
"strings"
)
const (
OrientationPortrait = "portrait"
OrientationLandscape = "landscape"
)
var (
targetDirectory string
sheetPattern string
orientation string
)
func main() {
flag.StringVar(&targetDirectory, "d", "", "対象ディレクトリ (必須)")
flag.StringVar(&sheetPattern, "p", "", "シート名の条件、指定しない場合は全シートが対象")
flag.StringVar(&orientation, "o", OrientationPortrait, "印刷方向 (portrait(縦) or landscape(横)) (必須)")
flag.Parse()
if targetDirectory == "" || orientation == "" {
flag.Usage()
os.Exit(2)
}
if orientation != OrientationPortrait && orientation != OrientationLandscape {
flag.Usage()
os.Exit(3)
}
err := filepath.Walk(targetDirectory, walkFiles)
if err != nil {
log.Fatal(err)
}
os.Exit(0)
}
func walkFiles(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
if info.IsDir() {
return nil
}
absPath, err := filepath.Abs(path)
if err != nil {
return err
}
g, r, err := goxcel.NewGoxcel()
if err != nil {
return err
}
defer r()
_ = g.SetDisplayAlerts(false)
_ = g.SetVisible(true)
wbs, err := g.Workbooks()
if err != nil {
return err
}
wb, err := wbs.Open(absPath)
if err != nil {
return err
}
defer func() {
_ = wb.SetSaved(true)
_ = wb.Close()
}()
wss, err := wb.WorkSheets()
if err != nil {
return err
}
errorWs, err := wss.Walk(walkSheets)
if err != nil {
errSheetName := ""
if errorWs != nil {
errSheetName, _ = errorWs.Name()
}
err = fmt.Errorf("%w at sheet[%s]", err, errSheetName)
return err
}
err = wb.Save()
if err != nil {
return err
}
return nil
}
func walkSheets(ws *goxcel.Worksheet) error {
err := ws.Activate()
if err != nil {
return err
}
if sheetPattern != "" {
name, _ := ws.Name()
if !strings.Contains(name, sheetPattern) {
return nil
}
}
ps, err := ws.PageSetup()
if err != nil {
return err
}
o := goxcel.XlPageOrientationXlPortrait
if orientation == OrientationLandscape {
o = goxcel.XlPageOrientationXlLandscape
}
err = ps.SetOrientation(o)
if err != nil {
return err
}
return nil
}