1 | #Region "Microsoft.VisualBasic::67fedef44703b1edc201af2fb50c49f7, Microsoft.VisualBasic.Core\ApplicationServices\Terminal\xConsole\Helpers.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 Helpers |
35 | ' |
36 | ' Function: SetConsoleFont, (+2 Overloads) SetConsoleIcon |
37 | ' Enum StdHandle |
38 | ' |
39 | ' |
40 | ' |
41 | ' |
42 | ' Structure ConsoleFont |
43 | ' |
44 | ' Properties: ConsoleFonts, ConsoleFontsCount |
45 | ' |
46 | ' Function: GetConsoleFontInfo, GetNumberOfConsoleFonts, GetStdHandle, SetConsoleFont |
47 | ' |
48 | ' |
49 | ' |
50 | ' |
51 | ' |
52 | ' |
53 | ' /********************************************************************************/ |
54 | |
55 | #End Region |
56 | |
57 | Imports System.Drawing |
58 | Imports System.Runtime.InteropServices |
59 | |
60 | Namespace Terminal |
61 | |
62 | ''' <summary> |
63 | ''' Console helper. http://blogs.microsoft.co.il/blogs/pavely/archive/2009/07/23/changing-console-fonts.aspx |
64 | ''' </summary> |
65 | Public Module Helpers |
66 | |
67 | <DllImport("kernel32")> |
68 | Public Function SetConsoleIcon(hIcon As IntPtr) As Boolean |
69 | End Function |
70 | |
71 | Public Function SetConsoleIcon(icon As Icon) As Boolean |
72 | Return SetConsoleIcon(icon.Handle) |
73 | End Function |
74 | |
75 | <DllImport("kernel32")> |
76 | Public Function SetConsoleFont(hOutput As IntPtr, index As UInteger) As Boolean |
77 | End Function |
78 | |
79 | Private Enum StdHandle |
80 | OutputHandle = -11 |
81 | End Enum |
82 | |
83 | <DllImport("kernel32")> |
84 | Private Function GetStdHandle(index As StdHandle) As IntPtr |
85 | End Function |
86 | |
87 | Public Function SetConsoleFont(index As UInteger) As Boolean |
88 | Return SetConsoleFont(GetStdHandle(StdHandle.OutputHandle), index) |
89 | End Function |
90 | |
91 | <DllImport("kernel32")> |
92 | Private Function GetConsoleFontInfo(hOutput As IntPtr, |
93 | <MarshalAs(UnmanagedType.Bool)> bMaximize As Boolean, |
94 | count As UInteger, |
95 | <MarshalAs(UnmanagedType.LPArray), Out> fonts As ConsoleFont()) As Boolean |
96 | End Function |
97 | |
98 | <DllImport("kernel32")> |
99 | Private Function GetNumberOfConsoleFonts() As UInteger |
100 | End Function |
101 | |
102 | Public ReadOnly Property ConsoleFontsCount() As UInteger |
103 | Get |
104 | Return GetNumberOfConsoleFonts() |
105 | End Get |
106 | End Property |
107 | |
108 | Public ReadOnly Property ConsoleFonts() As ConsoleFont() |
109 | Get |
110 | Dim fonts As ConsoleFont() = New ConsoleFont(GetNumberOfConsoleFonts() - 1) {} |
111 | If fonts.Length > 0 Then |
112 | GetConsoleFontInfo(GetStdHandle(StdHandle.OutputHandle), False, CUInt(fonts.Length), fonts) |
113 | End If |
114 | Return fonts |
115 | End Get |
116 | End Property |
117 | |
118 | #Region "HELPER" |
119 | |
120 | ''' <summary> |
121 | ''' http://blogs.microsoft.co.il/blogs/pavely/archive/2009/07/23/changing-console-fonts.aspx |
122 | ''' </summary> |
123 | <StructLayout(LayoutKind.Sequential, Pack:=1)> |
124 | Public Structure ConsoleFont |
125 | Public Index As UInteger |
126 | Public SizeX As Short, SizeY As Short |
127 | End Structure |
128 | |
129 | #End Region |
130 | |
131 | End Module |
132 | End Namespace |