1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
|
// This file is part of the Noddybox.WindowsPhone C# suite.
//
// Noddybox.Emulation is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Noddybox.Emulation is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Noddybox.Emulation. If not, see <http://www.gnu.org/licenses/>.
//
// Copyright (c) 2012 Ian Cowburn
//
using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.Collections.Generic;
namespace Noddybox.WindowsPhone.Silverlight.ViewModels
{
/// <summary>
/// Provides a common view model for all file dialogs.
/// </summary>
public class FileDialogViewModel : BaseViewModel
{
#region Private data
private string filename;
private string path;
private List<FileInfo> fileList;
private string mask;
#endregion
#region Private members
private void GetFileList()
{
FileList = FileInfo.GetFiles(path, Mask);
}
#endregion
#region Bindable properties
/// <summary>
/// Get/set the filename.
/// </summary>
public string Filename
{
get {return filename;}
set {SetValue(ref filename, value, "Filename", "IsFileSelected");}
}
/// <summary>
/// Get whether there is a filename.
/// </summary>
public bool IsFileSelected
{
get {return !String.IsNullOrWhiteSpace(filename);}
}
/// <summary>
/// Get the list of files.
/// </summary>
public List<FileInfo> FileList
{
get {return fileList;}
set {SetValue(ref fileList, value, "FileList"); }
}
/// <summary>
/// Get/set the current path.
/// </summary>
public string Path
{
get {return path;}
set
{
SetValue(ref path, value, "Path");
Filename = String.Empty;
GetFileList();
}
}
/// <summary>
/// The file mask to use.
/// </summary>
public string Mask
{
get {return mask;}
set
{
SetValue(ref mask, value, "Mask");
Filename = String.Empty;
GetFileList();
}
}
#endregion
#region Public members
/// <summary>
/// Get the path of the selected file.
/// </summary>
public string SelectedFile
{
get {return path + Filename;}
}
/// <summary>
/// Refresh the current directory listing.
/// </summary>
public void RefreshFileList()
{
Filename = String.Empty;
GetFileList();
}
/// <summary>
/// Called when a file is selected.
/// </summary>
/// <param name="file">The selected file.</param>
public void FileSelected(FileInfo file)
{
if (file.IsFolder)
{
string newPath = path;
if (file.Name != "..")
{
newPath += file.Name + "/";
}
else
{
if (newPath.Length > 1)
{
string[] parts = newPath.Split(new char[] {'/'}, StringSplitOptions.RemoveEmptyEntries);
newPath = "/";
for(int f = 0; f < parts.Length-1; f++)
{
newPath += parts[f] + "/";
}
}
else
{
newPath = "/";
}
}
Path = newPath;
}
else
{
Filename = file.Name;
}
}
#endregion
#region Constructors
/// <summary>
/// Construct the view model.
/// </summary>
/// <param name="startPath">The path to start selecting from.</param>
public FileDialogViewModel(string startPath)
{
Mask = "*";
path = startPath;
Filename = String.Empty;
GetFileList();
}
#endregion
}
}
|
