1 | #Region "Microsoft.VisualBasic::562010c9a1585e31a5a7d8f422f5695b, Microsoft.VisualBasic.Core\ApplicationServices\Tools\WinForm\VistaSecurity.vb" |
2 | |
3 | ' Author: |
4 | ' |
5 | ' asuka (amethyst.asuka@gcmodeller.org) |
6 | ' xie (genetics@smrucc.org) |
7 | ' xieguigang (xie.guigang@live.com) |
8 | ' |
9 | ' Copyright (c) 2018 GPL3 Licensed |
10 | ' |
11 | ' |
12 | ' GNU GENERAL PUBLIC LICENSE (GPL3) |
13 | ' |
14 | ' |
15 | ' This program is free software: you can redistribute it and/or modify |
16 | ' it under the terms of the GNU General Public License as published by |
17 | ' the Free Software Foundation, either version 3 of the License, or |
18 | ' (at your option) any later version. |
19 | ' |
20 | ' This program is distributed in the hope that it will be useful, |
21 | ' but WITHOUT ANY WARRANTY; without even the implied warranty of |
22 | ' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
23 | ' GNU General Public License for more details. |
24 | ' |
25 | ' You should have received a copy of the GNU General Public License |
26 | ' along with this program. If not, see <http://www.gnu.org/licenses/>. |
27 | |
28 | |
29 | |
30 | ' /********************************************************************************/ |
31 | |
32 | ' Summaries: |
33 | |
34 | ' Module VistaSecurity |
35 | ' |
36 | ' Function: IsAdmin, IsVistaOrHigher, SendMessage |
37 | ' |
38 | ' Sub: AddShieldToButton, RestartElevated |
39 | ' |
40 | ' |
41 | ' /********************************************************************************/ |
42 | |
43 | #End Region |
44 | |
45 | Imports System.ComponentModel |
46 | Imports System.Runtime.InteropServices |
47 | Imports System.Security.Principal |
48 | |
49 | Namespace ApplicationServices.Windows.Forms |
50 | |
51 | Public Module VistaSecurity |
52 | |
53 | <DllImport("user32")> |
54 | Public Function SendMessage(hWnd As IntPtr, msg As UInt32, wParam As UInt32, lParam As UInt32) As UInt32 |
55 | End Function |
56 | |
57 | Friend Const BCM_FIRST As Integer = &H1600 |
58 | Friend Const BCM_SETSHIELD As Integer = (BCM_FIRST + &HC) |
59 | |
60 | Public Function IsVistaOrHigher() As Boolean |
61 | Return Environment.OSVersion.Version.Major < 6 |
62 | End Function |
63 | |
64 | ''' <summary> |
65 | ''' Checks if the process is elevated |
66 | ''' </summary> |
67 | ''' <returns>If is elevated</returns> |
68 | Public Function IsAdmin() As Boolean |
69 | Dim id As WindowsIdentity = WindowsIdentity.GetCurrent() |
70 | Dim p As New WindowsPrincipal(id) |
71 | Return p.IsInRole(WindowsBuiltInRole.Administrator) |
72 | End Function |
73 | |
74 | ''' <summary> |
75 | ''' Add a shield icon to a button |
76 | ''' </summary> |
77 | ''' <param name="b">The button</param> |
78 | Public Sub AddShieldToButton(b As Button) |
79 | b.FlatStyle = FlatStyle.System |
80 | SendMessage(b.Handle, BCM_SETSHIELD, 0, &HFFFFFFFFUI) |
81 | End Sub |
82 | |
83 | ''' <summary> |
84 | ''' Restart the current process with administrator credentials.(以管理员的身份重启本应用程序) |
85 | ''' </summary> |
86 | Public Sub RestartElevated(Optional args$ = "") |
87 | Dim startInfo As New ProcessStartInfo() |
88 | startInfo.UseShellExecute = True |
89 | startInfo.WorkingDirectory = Environment.CurrentDirectory |
90 | startInfo.FileName = Application.ExecutablePath |
91 | startInfo.Arguments = args |
92 | startInfo.Verb = "runas" |
93 | Try |
94 | Dim p As Process = Process.Start(startInfo) |
95 | Catch ex As Win32Exception |
96 | 'If cancelled, do nothing |
97 | Return |
98 | End Try |
99 | |
100 | Call App.Exit() |
101 | End Sub |
102 | End Module |
103 | End Namespace |