FSTypeUtility.cs


0:	// FSTypeUtility.cs
1:	// Copyright (C) 2001 Mike Krueger
2:	// with contributions from :
3:	// Patrick Steele (pj_steele@yahoo.com)
4:	// This program is free software; you can redistribute it and/or modify
5:	// it under the terms of the GNU General Public License as published by
6:	// the Free Software Foundation; either version 2 of the License, or
7:	// (at your option) any later version.
8:	//
9:	// This program is distributed in the hope that it will be useful,
10:	// but WITHOUT ANY WARRANTY; without even the implied warranty of
11:	// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12:	// GNU General Public License for more details.
13:	//
14:	// You should have received a copy of the GNU General Public License
15:	// along with this program; if not, write to the Free Software
16:	// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17:
18:	using System.IO;
19:	using System.Text;
20:	using System.Runtime.InteropServices;
21:	using System.Diagnostics;
22:	using System.Windows.Forms;
23:
24:	namespace SharpDevelop.Tool.Function {
25:
26:	public enum FileType {
27:	Unknown,
28:	Resource,
29:	Text,
30:	Help,
31:	Icon,
32:	Xml,
33:	Html,
34:	Batch,
35:	SharpDevelopProject,
36:	SharpDevelopCombine,
37:	Exe,
38:	Dll,
39:	};
40:
41:	public enum DriveType
42:	{
43:	Unknown = 0,
44:	NoRoot = 1,
45:	Removeable = 2,
46:	Fixed = 3,
47:	Remote = 4,
48:	Cdrom = 5,
49:	Ramdisk = 6
50:	}
51:
52:
53:	public class FSTypeUtility
54:	{
55:	public static bool IsDirectory(string filename)
56:	{
57:	FileAttributes attr = File.GetAttributes(filename);
58:	return (attr & FileAttributes.Directory) != 0;
59:	}
60:
61:	public static FileType GetFileType(string filename)
62:	{
63:	Debug.Assert(filename != null, "SharpDevelop.Tool.Function.FSTypeUtility : string filename == null");
64:
65:	switch (Path.GetExtension(filename).ToUpper()) {
66:	case ".DLL":
67:	return FileType.Dll;
68:	case ".EXE":
69:	return FileType.Exe;
70:	case ".RESX":
71:	case ".RESOURCES":
72:	return FileType.Resource;
73:	case ".TXT":
74:	return FileType.Text;
75:	case ".CHM":
76:	return FileType.Help;
77:	case ".ICO":
78:	return FileType.Icon;
79:	case ".XML":
80:	return FileType.Xml;
81:	case ".HTM":
82:	case ".HTML":
83:	return FileType.Html;
84:	case ".BAT":
85:	return FileType.Batch;
86:	case ".PRJX":
87:	return FileType.SharpDevelopProject;
88:	case ".CMBX":
89:	return FileType.SharpDevelopCombine;
90:	default:
91:	return FileType.Unknown;
92:	}
93:	}
94:
95:	/* contributed from Patrick Steele
96:	* pj_steele@yahoo.com
97:	*/
98:	[DllImport("kernel32.dll", SetLastError=true)]
99:	public static extern int GetVolumeInformation(string RootPath, StringBuilder VolumeNameBuffer, int VolNameBuffSize, ref int VolumeSerNo, ref int MaxComponentLength, ref int FileSystemFlags, StringBuilder FileSystemNameBuffer, int FileSysBuffSize);
100:
101:	public static string VolumeLabel(string RootPath)
102:	{
103:	StringBuilder VolName = new StringBuilder(128);
104:	StringBuilder NameBuff = new StringBuilder(128);
105:	int SerialNo = 0;
106:	int MaxCompLength = 0;
107:	int FSFlags = 0;
108:
109:	try {
110:	GetVolumeInformation(RootPath, VolName, 128, ref SerialNo, ref MaxCompLength, ref FSFlags, NameBuff, 128);
111:	return VolName.ToString();
112:	} catch(System.Exception) {
113:	return "";
114:	}
115:	}
116:	/*** EOC ***/
117:
118:
119:	[DllImport("kernel32.dll")]
120:	public static extern DriveType GetDriveType(string drivename);
121:
122:	public static bool TestFileExists(string filename)
123:	{
124:	if (!File.Exists(filename)) {
125:	MessageBox.Show("can't load " + filename, "File not found",
126:	MessageBoxButtons.OK, MessageBoxIcon.Warning);
127:	return false;
128:	}
129:	return true;
130:	}
131:	}
132:	}