标签:Dim VB Set .. Object VBA 代码执行 Nothing Acrobat
下面是VBA中的代码
'//mr:: 调用acrobat的方法, 大小写都可以.
'//mr:: 不需要AcroExch.App这个对象.
Sub GetAnnotationFromPDF()
Dim AcrApp As Acrobat.AcroApp
Dim AcrAvDoc As Acrobat.AcroAVDoc
Dim pdDoc As Acrobat.CAcroPDDoc
Dim Jso As Object
Dim Annots() As Variant
Dim Annot As Variant
Dim Props As Object
Dim strContent, strSubType, strAuthor, strSubject As String
'Set AcrApp = New Acrobat.AcroApp
'Set AcrApp = CreateObject("AcroExch.App")
'Set AcrAvDoc = AcrApp.GetActiveDo
Set pdDoc = CreateObject("AcroExch.PDDoc")
pdDoc.Open ("C:\Users\OneCrazyStone\Desktop\H12_hdevelop_users_guide_JOM.pdf")
'Set pdDoc = AcrAvDoc.GetPDDoc
Set Jso = pdDoc.GetJSObject
Jso.syncAnnotScan '//mr?? 这句还不能少
Annots = Jso.getAnnots()
Dim i As Integer
i = 0
For Each Annot In Annots
Set Props = Annot.getprops
strAuthor = Props.Author
strSubject = Props.Subject
strContent = Props.contents
strSubType = Props.Type
Debug.Print str(i) + " " + strAuthor + " " + strSubType + " " + strContent
Next
Set Props = Nothing
Set Annot = Nothing
'Set Annots = Nothing
Erase Annots
Set Jso = Nothing
Set pdDoc = Nothing
Set AcrAvDoc = Nothing
下面是VB.Net中的代码
Public Sub Main()
'Dim SOURCE_DOCUMENT As String = System.Windows.Forms.Application.StartupPath + "\..\..\..\..\TestFiles\FormSample.pdf"
'C:\Users\OneCrazyStone\Desktop\H12_hdevelop_users_guide_JOM.pdf
Dim SOURCE_DOCUMENT As String = "C:\Users\OneCrazyStone\Desktop\H12_hdevelop_users_guide_JOM.pdf"
Dim DATA_FILE As String = System.Windows.Forms.Application.StartupPath + "\..\..\..\..\TestFiles\data.txt"
' create at root level of sample
Dim OUTPUT_FOLDER As String = System.Windows.Forms.Application.StartupPath + "/../../outputfolder/"
System.IO.Directory.CreateDirectory(OUTPUT_FOLDER)
Dim outputString As String
Dim i As Short
' We gain access to the JavaScript DOM through the GetJSObject method
' of the CAcroPDDoc object.
On Error GoTo ErrorHandler
Dim retVal As Integer
Dim count As Integer
Dim srcDoc As Acrobat.CAcroPDDoc
Dim srcApp As Acrobat.CAcroApp
' Open the source PDF document
'srcApp = CreateObject("AcroExch.App")
srcDoc = CreateObject("AcroExch.PDDoc")
retVal = srcDoc.Open(SOURCE_DOCUMENT)
If retVal <> -1 Then
Err.Description = "Failed to open source document. Make sure that SOURCE_DOCUMENT has been configured."
GoTo ErrorHandler
End If
' Acquire the JSObject interface
jsObj = srcDoc.GetJSObject
jsObj.syncAnnotScan()
Dim newDoc As Object
Dim template As Object
Dim existAnnotations() As Object
Dim annots As Object
Dim props As Object
Dim aa As Object
existAnnotations = jsObj.getannots()
For Each aa In existAnnotations
props = aa.getProps
Debug.Print(props.Author + props.Contents)
Next
EndSub:
System.Runtime.InteropServices.Marshal.ReleaseComObject(jsObj)
jsObj = Nothing
If Not srcDoc Is Nothing Then
srcDoc.Close()
System.Runtime.InteropServices.Marshal.ReleaseComObject(srcDoc)
srcDoc = Nothing
End If
Exit Sub
ErrorHandler:
MsgBox("Error Occured: " & Err.Description)
Resume EndSub
End Sub
在C#中调用Acrobat类型库, 如果也使用GetJSObject的话, 好像比较麻烦. 没有时间进一步研究
标签:Dim,VB,Set,..,Object,VBA,代码执行,Nothing,Acrobat 来源: https://www.cnblogs.com/onecrazystone/p/13861906.html
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