Re: Safe Printing
From: Shel Blauman [MSFT] (sheldonb_at_online.microsoft.com)
Date: 01/09/04
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Date: Fri, 9 Jan 2004 10:59:48 -0800
The only way I can get an Internet permission set equivalent to work is to
up the printing permissions to all. Doesn't work with safe.
-- This posting is provided "AS IS" with no warranties, and confers no rights. Use of included script samples are subject to the terms specified at http://www.microsoft.com/info/cpyright.htm "Jody Gelowitz" <jody@mail.visualstatement.com> wrote in message news:%238UyrJt1DHA.4060@TK2MSFTNGP11.phx.gbl... > I am still having difficulty in getting this to work. I have attached an > updated sample project with what I am trying to accomplish. > > The project will be run over the Internet Zone with the default security > settings which have limited UIPermissions and SafePrinting. The permissions > that I have enforced on the project are listed below this message. One > change that I had to do was to move the UIPermission from Minimal to > Optional in order for the application to run over the Internet Zone. > > If somebody is able to get printing working with the permissions I have > described, could you please provide some sample code as to how it was done? > I am not sure if I am just missing something small or if I am completely > off-base with this. Having the print dialog is not a requirement for this > if it violates the default security settings for the Internet Zone. > > Permissions on the Assembly: > ------------------------------ > minimal permission set: > <PermissionSet class="System.Security.PermissionSet" > version="1"> > <IPermission class="System.Security.Permissions.SecurityPermission, > mscorlib, Version=1.0.5000.0, Culture=neutral, > PublicKeyToken=b77a5c561934e089" > version="1" > Flags="Execution"/> > <IPermission class="System.Drawing.Printing.PrintingPermission, > System.Drawing, Version=1.0.5000.0, Culture=neutral, > PublicKeyToken=b03f5f7f11d50a3a" > version="1" > Level="SafePrinting"/> > </PermissionSet> > > optional permission set: > <PermissionSet class="System.Security.PermissionSet" > version="1"> > <IPermission class="System.Security.Permissions.UIPermission, mscorlib, > Version=1.0.5000.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" > version="1" > Unrestricted="true"/> > </PermissionSet> > > refused permission set: > Not specified > > > > > > "Shel Blauman [MSFT]" <sheldonb@online.microsoft.com> wrote in message > news:OBrh5tk1DHA.556@TK2MSFTNGP11.phx.gbl... > > Let me admend this, you'll also need safe printing. Just to display the > > dialog box you're going to need unrestricted UIPermission, then to perform > > the printing you'll need the safe printing permission. Was able to run > your > > app to completion with safe printing permission. You may not need all the > > other permissions I came up with, you might try experimenting. > > > > Shel > > > > -- > > This posting is provided "AS IS" with no warranties, and confers no > rights. > > Use of included script samples are subject to the terms specified at > > http://www.microsoft.com/info/cpyright.htm > > > > > > "Shel Blauman [MSFT]" <sheldonb@online.microsoft.com> wrote in message > > news:e2A%23%23fk1DHA.1760@TK2MSFTNGP10.phx.gbl... > > > Here's the permission requirements I get when I check your application: > > > > > > <IPermission class="System.Security.Permissions.EnvironmentPermission, > > > mscorlib, Version=1.0.5000.0, Culture=neutral, > > > PublicKeyToken=b77a5c561934e089" > > > version="1" > > > Unrestricted="true"/> > > > <IPermission class="System.Security.Permissions.FileIOPermission, > > mscorlib, > > > Version=1.0.5000.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" > > > version="1" > > > Unrestricted="true"/> > > > <IPermission class="System.Security.Permissions.SecurityPermission, > > > mscorlib, Version=1.0.5000.0, Culture=neutral, > > > PublicKeyToken=b77a5c561934e089" > > > version="1" > > > Flags="UnmanagedCode, ControlEvidence"/> > > > <IPermission class="System.Security.Permissions.UIPermission, mscorlib, > > > Version=1.0.5000.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" > > > version="1" > > > Unrestricted="true"/> > > > <IPermission class="System.Net.WebPermission, System, > Version=1.0.5000.0, > > > Culture=neutral, PublicKeyToken=b77a5c561934e089" > > > version="1" > > > Unrestricted="true"/> > > > > > > > > > ============================================================================ > > > ==== > > > Shel > > > -- > > > This posting is provided "AS IS" with no warranties, and confers no > > rights. > > > Use of included script samples are subject to the terms specified at > > > http://www.microsoft.com/info/cpyright.htm > > > > > > > > > "Jody Gelowitz" <jody@mail.visualstatement.com> wrote in message > > > news:%23mFecRk1DHA.4032@tk2msftngp13.phx.gbl... > > > > The code in question is as follows: > > > > > > > > With dlgPrintSettings > > > > > > > > If Not (.ShowDialog() = DialogResult.Cancel) Then > > > > > > > > Try > > > > > > > > TextBox1.AppendText("Printing ..." & ControlChars.CrLf) > > > > > > > > .Document.Print() > > > > > > > > TextBox1.AppendText("Print Successful") > > > > > > > > Catch ex As Exception > > > > > > > > Debug.WriteLine(ex.ToString) > > > > > > > > 'MsgBox(ex.ToString) > > > > > > > > End Try > > > > > > > > End If > > > > > > > > End With > > > > > > > > > > > > > > > > The security exception is thrown within the following line: > > > > > > > > If Not (.ShowDialog() = DialogResult.Cancel) Then > > > > > > > > after you click the PRINT button. The line below it never gets called: > > > > > > > > TextBox1.AppendText("Printing ..." & ControlChars.CrLf) > > > > > > > > > > > > > > > > Thanks, > > > > Jody > > > > > > > > "Ken Tucker [MVP]" <vb2ae@bellsouth.net> wrote in message > > > > news:urXMp2j1DHA.2972@TK2MSFTNGP09.phx.gbl... > > > > > Jody, > > > > > > > > > > I can not access your sample code. Could you please post a > > link > > > > to > > > > > or email me your code. > > > > > > > > > > Ken > > > > > ---------------- > > > > > "Jody Gelowitz" <jody@mail.visualstatement.com> wrote in message > > > > > news:uz28bFj1DHA.2388@TK2MSFTNGP09.phx.gbl... > > > > > >I am trying to find the definition of "Safe Printing" and cannot > find > > > out > > > > > > exactly what this entitles. The reason is that I am trying to > print > > > > > > contents from a single textbox to no avail using the PrintDialog > > > control > > > > > > under a security setting with only SafePrinting allowed. > > > > > > > > > > > > I have attached a sample project that I am using to try to > > accomplish > > > > > > this. > > > > > > The print dialog appears, but when I press the Print button, I get > > an > > > > > > exception (at the end of this message). Any ideas how I can make > > this > > > > > > work? > > > > > > > > > > > > Thanks, > > > > > > Jody > > > > > > > > > > > > > > > > > > System.Security.SecurityException: Request for the permission of > > type > > > > > > System.Drawing.Printing.PrintingPermission, System.Drawing, > > > > > > Version=1.0.5000.0, Culture=neutral, > PublicKeyToken=b03f5f7f11d50a3a > > > > > > failed. > > > > > > at > > > System.Security.CodeAccessSecurityEngine.CheckHelper(PermissionSet > > > > > > grantedSet, PermissionSet deniedSet, CodeAccessPermission demand, > > > > > > PermissionToken permToken) > > > > > > at > System.Security.CodeAccessSecurityEngine.Check(PermissionToken > > > > > > permToken, CodeAccessPermission demand, StackCrawlMark& stackMark, > > > Int32 > > > > > > checkFrames, Int32 unrestrictedOverride) > > > > > > at > > > System.Security.CodeAccessSecurityEngine.Check(CodeAccessPermission > > > > > > cap, StackCrawlMark& stackMark) > > > > > > at System.Security.CodeAccessPermission.Demand() > > > > > > at System.Drawing.Printing.PrinterSettings.SetHdevmode(IntPtr > > > > hdevmode) > > > > > > at > System.Windows.Forms.PrintDialog.UpdatePrinterSettings(PRINTDLG > > > > data, > > > > > > PrinterSettings settings, PageSettings pageSettings) > > > > > > at System.Windows.Forms.PrintDialog.RunDialog(IntPtr hwndOwner) > > > > > > at System.Windows.Forms.CommonDialog.ShowDialog() > > > > > > at PrintTest.Form1.Button1_Click(Object sender, EventArgs e) > > > > > > at System.Windows.Forms.Control.OnClick(EventArgs e) > > > > > > at System.Windows.Forms.Button.OnClick(EventArgs e) > > > > > > at System.Windows.Forms.Button.OnMouseUp(MouseEventArgs mevent) > > > > > > at System.Windows.Forms.Control.WmMouseUp(Message& m, > MouseButtons > > > > > > button, Int32 clicks) > > > > > > at System.Windows.Forms.Control.WndProc(Message& m) > > > > > > at System.Windows.Forms.ButtonBase.WndProc(Message& m) > > > > > > at System.Windows.Forms.Button.WndProc(Message& m) > > > > > > at System.Windows.Forms.ControlNativeWindow.OnMessage(Message& > m) > > > > > > at System.Windows.Forms.ControlNativeWindow.WndProc(Message& m) > > > > > > at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 > > > msg, > > > > > > IntPtr wparam, IntPtr lparam) > > > > > > > > > > > > > > > > > > ************** Loaded Assemblies ************** > > > > > > mscorlib > > > > > > Assembly Version: 1.0.5000.0 > > > > > > Win32 Version: 1.1.4322.573 > > > > > > CodeBase: > > > > > > file:///c:/windows/microsoft.net/framework/v1.1.4322/mscorlib.dll > > > > > > ---------------------------------------- > > > > > > System.Drawing > > > > > > Assembly Version: 1.0.5000.0 > > > > > > Win32 Version: 1.1.4322.573 > > > > > > CodeBase: > > > > > > > > > > > > > > > > file:///c:/windows/assembly/gac/system.drawing/1.0.5000.0__b03f5f7f11d50a3a/system.drawing.dll > > > > > > ---------------------------------------- > > > > > > System > > > > > > Assembly Version: 1.0.5000.0 > > > > > > Win32 Version: 1.1.4322.573 > > > > > > CodeBase: > > > > > > > > > > > > > > > > file:///c:/windows/assembly/gac/system/1.0.5000.0__b77a5c561934e089/system.dll > > > > > > ---------------------------------------- > > > > > > RegexAssembly4_0 > > > > > > Assembly Version: 0.0.0.0 > > > > > > Win32 Version: n/a > > > > > > CodeBase: > > > > > > ---------------------------------------- > > > > > > IEExecRemote > > > > > > Assembly Version: 1.0.5000.0 > > > > > > Win32 Version: 1.1.4322.573 > > > > > > CodeBase: > > > > > > > > > > > > > > > > file:///c:/windows/assembly/gac/ieexecremote/1.0.5000.0__b03f5f7f11d50a3a/ieexecremote.dll > > > > > > ---------------------------------------- > > > > > > PrintTest > > > > > > Assembly Version: 1.0.1468.23656 > > > > > > Win32 Version: n/a > > > > > > CodeBase: > http://192.168.0.33/VistaNETtest/Testing/PrintTest.EXE > > > > > > ---------------------------------------- > > > > > > System.Windows.Forms > > > > > > Assembly Version: 1.0.5000.0 > > > > > > Win32 Version: 1.1.4322.573 > > > > > > CodeBase: > > > > > > > > > > > > > > > > file:///c:/windows/assembly/gac/system.windows.forms/1.0.5000.0__b77a5c561934e089/system.windows.forms.dll > > > > > > ---------------------------------------- > > > > > > System.Xml > > > > > > Assembly Version: 1.0.5000.0 > > > > > > Win32 Version: 1.1.4322.573 > > > > > > CodeBase: > > > > > > > > > > > > > > > > file:///c:/windows/assembly/gac/system.xml/1.0.5000.0__b77a5c561934e089/system.xml.dll > > > > > > ---------------------------------------- > > > > > > Microsoft.VisualBasic > > > > > > Assembly Version: 7.0.5000.0 > > > > > > Win32 Version: 7.10.3052.4 > > > > > > CodeBase: > > > > > > > > > > > > > > > > file:///c:/windows/assembly/gac/microsoft.visualbasic/7.0.5000.0__b03f5f7f11d50a3a/microsoft.visualbasic.dll > > > > > > ---------------------------------------- > > > > > > > > > > > > ************** JIT Debugging ************** > > > > > > To enable just in time (JIT) debugging, the config file for this > > > > > > application or machine (machine.config) must have the > > > > > > jitDebugging value set in the system.windows.forms section. > > > > > > The application must also be compiled with debugging > > > > > > enabled. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > >
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