質問編集履歴
2
動くコードに変更
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@@ -7,70 +7,72 @@
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しかし、ハンドルなどを利用した事が今までないので、
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どうすれば良いか殆どわからない状態で作ったコードが下記のコードになります。
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### 該当のソースコード
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```vb
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<StructLayout(LayoutKind.Sequential)> _
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-
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Public Structure DEVMODE
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Public Const CCHDEVICENAME As Integer = 32
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Public Const CCHFORMNAME As Integer = 32
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```
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-
//下記コードで発生
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-
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<MarshalAs(UnmanagedType.ByValTStr, SizeConst:=CCHDEVICENAME)> _
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Public dmDeviceName As String
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Public dmSpecVersion As Short
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Public dmDriverVersion As Short
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Public dmSize As Short
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Public dmDriverExtra As Short
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Public dmFields As Integer
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-
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Public dmOrientation As Short
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Public dmPaperSize As Short
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Public dmPaperLength As Short
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Public dmPaperWidth As Short
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Public dmScale As Short
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Public dmCopies As Short
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Public dmDefaultSource As Short
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Public dmPrintQuality As Short
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Public dmColor As Short
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Public dmDuplex As Short
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Public dmYResolution As Short
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Public dmTTOption As Short
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Public dmCollate As Short
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-
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<MarshalAs(UnmanagedType.ByValTStr, SizeConst:=CCHFORMNAME)> _
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-
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Public dmFormName As String
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Public dmLogPixels As Short
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Public dmBitsPerPel As Integer
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Public dmPelsWidth As Integer
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Public dmPelsHeight As Integer
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Public dmDisplayFlags As Integer
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Public dmDisplayFrequency As Integer
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Public dmICMMethod As Integer
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Public dmICMIntent As Integer
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Public dmMediaType As Integer
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Public dmDitherType As Integer
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Public dmReserved1 As Integer
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Public dmReserved2 As Integer
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Public dmPanningWidth As Integer
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Public dmPanningHeight As Integer
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```vb
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Public Structure DEVMODE
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Public strDeviceName As String
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Public intSpecVersion As Integer
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Public intDriverVersion As Integer
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Public intSize As Integer
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Public intDriverExtra As Integer
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Public lngFields As Long
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Public intOrientation As Integer
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Public intPaperSize As Integer
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Public intPaperLength As Integer
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Public intPaperWidth As Integer
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Public intScale As Integer
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Public intCopies As Integer
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Public intDefaultSource As Integer
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Public intPrintQuality As Integer
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Public intColor As Integer
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Public intDuplex As Integer
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Public intResolution As Integer
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Public
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Public dmPositionX As Integer
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Public
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Public dmPositionY As Integer
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Public strFormName As String
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Public lngPad As Long
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Public lngBits As Long
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Public lngPW As Long
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Public lngPH As Long
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Public lngDFI As Long
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Public lngDFr As Long
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End Structure
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Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
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Dim devmodeStructure As New DEVMODE
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'ガベージコレクタがオブジェクトを移動できないようにする
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Dim gch As GCHandle = GCHandle.Alloc(devmodeStructure, GCHandleType.Pinned)
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'固定オブジェクトのアドレスを取得する
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Dim address As Integer = gch.AddrOfPinnedObject().ToInt32()
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-
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PrintDocument1.PrinterSettings.PrinterName = "Microsoft Print to PDF"
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PrintDocument1.PrinterSettings.
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Dim devmodePtr As IntPtr = PrintDocument1.PrinterSettings.GetHdevmode()
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Dim dm As DEVMODE = CType(Marshal.PtrToStructure(devmodePtr, GetType(DEVMODE)), DEVMODE)
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-
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GlobalFree(devmodePtr)
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End Sub
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```
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###
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### 発生している問題・エラーメッセージ
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-
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上記のコードを確認すると、
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-
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dm.dmDeviceNameが「K」になっていたり、
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dm.dmPaperSizeが「101」になっていたり、
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上手く取得できません。
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### 補足情報（FW/ツールのバージョンなど）
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76
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1
誤字
title
CHANGED
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File without changes
|
body
CHANGED
|
@@ -21,7 +21,7 @@
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### 該当のソースコード
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-
```vb
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+
```vb
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Public Structure DEVMODE
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Public strDeviceName As String
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Public intSpecVersion As Integer
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