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/DynaPDF/Merge PDF documents with page numbers
Function:
You find this example project in your Plugins Download as a Xojo project file within the examples folder: /DynaPDF/Merge PDF documents with page numbers
This example is the version from Sun, 18th Jun 2022.
Project "Merge PDF documents with page numbers.xojo_binary_project"
Class App Inherits Application
Const kEditClear = "&Löschen"
Const kFileQuit = "Beenden"
Const kFileQuitShortcut = ""
End Class
Class MainWindow Inherits Window
Control List Inherits Listbox
ControlInstance List Inherits Listbox
EventHandler Sub Change() CombineButton.Enabled = Me.ListCount > 0 End EventHandler
EventHandler Sub DropObject(obj As DragItem, action As Integer) If obj.FolderItemAvailable Then Do add obj.FolderItem Loop Until Not obj.NextItem End If End EventHandler
EventHandler Sub Open() me.AcceptFileDrop MyFileTypes.Pdf End EventHandler
End Control
Control AddButton Inherits PushButton
ControlInstance AddButton Inherits PushButton
EventHandler Sub Action() Dim f As FolderItem = GetOpenFolderItem(MyFileTypes.Pdf) if f<>Nil then add f end if End EventHandler
End Control
Control CombineButton Inherits PushButton
ControlInstance CombineButton Inherits PushButton
EventHandler Sub Action() Merge End EventHandler
End Control
Control CheckPageNumbers Inherits CheckBox
ControlInstance CheckPageNumbers Inherits CheckBox
End Control
Sub Add(file as FolderItem) List.AddRow file.DisplayName List.Celltag(List.LastIndex,0) = file CombineButton.Enabled = True End Sub
Sub AddPageNumbers(pdf as DynaPDFMBS) Const FontStyle = pdf.kfsNone Const FontSize = 20 // we add pages on bottom, so we can use Bottom Up coordinates Call pdf.SetPageCoords(pdf.kpcBottomUp) // loop over pages Dim c As Integer = pdf.GetPageCount For i As Integer = 1 To c // we try to edit each page If pdf.EditPage(i) Then Dim PageText As String = "Page "+Str(i)+" of "+Str(c) // draw white rectangle to overdraw existing page numbers Call pdf.SetFillColor(pdf.RGB(255, 255, 255)) // white color Call pdf.Rectangle(pdf.GetPageWidth-250, 40-FontSize-5, 200, FontSize+8, pdf.kfmFill ) // setup font and color Call pdf.SetFont("Helvetica", FontStyle, FontSize) Call pdf.SetFillColor(0) // black color Call pdf.SetStrokeColor(0) // and write text into a right aligned text box on bottom of page with some margin Call pdf.WriteFTextEx(pdf.GetPageWidth-250, 40, 200, 40, pdf.ktaRight, PageText ) // save page Call pdf.EndPage End If Next End Sub
Sub Merge() Dim pdf As New DynapdfMBS pdf.SetLicenseKey "Lite" // For this example you can use a Lite, Pro or Enterprise License Dim outFile As folderitem = GetSaveFolderItem(MyFileTypes.Pdf, "Merge.pdf") If outFile = Nil Then Return // cancelled Call pdf.CreateNewPDF(outFile) // we import all content and as pages Dim flags As Integer = Bitwise.BitOr(pdf.kifImportAsPage, pdf.kifImportAll) Call pdf.SetImportFlags(flags) // loop over list to import all files there Dim c As Integer = List.ListCount-1 For i As Integer = 0 To c // we store folderitems for file references in the CellTag here. Dim file As FolderItem = List.CellTag(i, 0) // open file Dim FileHandle As Integer = pdf.OpenimportFile(file, pdf.kptopen, "") If FileHandle >= 0 Then // import all pages Call pdf.ImportPDFFile(pdf.GetPageCount+1, 1.0, 1.0) // alternatively with Pro license, import individual pages 'Call pdf.ImportPDFPage(1) Call pdf.CloseImportFile End If Next // optional edit all pages to have new text for page numbers If CheckPageNumbers.Value Then AddPageNumbers pdf End If Call pdf.closefile // open in preview outFile.Launch End Sub
End Class
MenuBar MenuBar1
MenuItem FileMenu = "&Ablage"
MenuItem FileQuit = "#App.kFileQuit"
MenuItem EditMenu = "&Bearbeiten"
MenuItem EditUndo = "&Rückgängig"
MenuItem UntitledMenu1 = "-"
MenuItem EditCut = "&Ausschneiden"
MenuItem EditCopy = "&Kopieren"
MenuItem EditPaste = "&Einfügen"
MenuItem EditClear = "#App.kEditClear"
MenuItem UntitledMenu0 = "-"
MenuItem EditSelectAll = "&Alles auswählen"
End MenuBar
MyFileTypes
Filetype application/pdf
End MyFileTypes
End Project

The items on this page are in the following plugins: MBS DynaPDF Plugin.

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