blob: 9ae5d539544c232197ed1146f10836e3987fca4a (
plain)
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
|
/**
* Namespace: System.Web.UI.WebControls
* Class: Image
*
* Author: Gaurav Vaish
* Maintainer: gvaish@iitk.ac.in
* Contact: <my_scripts2001@yahoo.com>, <gvaish@iitk.ac.in>
* Implementation: yes
* Status: 100%
*
* (C) Gaurav Vaish (2001)
*/
using System;
using System.Web;
using System.Web.UI;
using System.ComponentModel;
namespace System.Web.UI.WebControls
{
[DefaultProperty("ImageUrl")]
[ParseChildrenAttribute(false)]
public class Image : WebControl
{
public Image(): base(HtmlTextWriterTag.Img)
{
}
public virtual string AlternateText
{
get
{
object o = ViewState["AlternateText"];
if(o!=null)
return (string)o;
return String.Empty;
}
set
{
ViewState["AlternateText"] = value;
}
}
public override bool Enabled
{
get
{
return base.Enabled;
}
set
{
base.Enabled = value;
}
}
public override FontInfo Font
{
get
{
return base.Font;
}
}
public virtual ImageAlign ImageAlign
{
get
{
object o = ViewState["ImageAlign"];
if(o!=null)
return (ImageAlign)o;
return ImageAlign.NotSet;
}
set
{
ViewState["ImageAlign"] = value;
}
}
public virtual string ImageUrl
{
get
{
object o = ViewState["ImageUrl"];
if(o!=null)
return (string)o;
return String.Empty;
}
set
{
ViewState["ImageUrl"] = value;
}
}
protected override void AddAttributesToRender(HtmlTextWriter writer)
{
base.AddAttributesToRender(writer);
if(ImageUrl.Length > 0)
{
writer.AddAttribute(HtmlTextWriterAttribute.Src, ResolveUrl(ImageUrl));
}
if(AlternateText.Length > 0)
{
writer.AddAttribute(HtmlTextWriterAttribute.Alt, AlternateText);
}
if(BorderWidth.IsEmpty)
{
writer.AddAttribute(HtmlTextWriterAttribute.Border, "0");
}
if(ImageAlign != ImageAlign.NotSet)
{
writer.AddAttribute(HtmlTextWriterAttribute.Align, Enum.Format(typeof(ImageAlign), ImageAlign, "G"));
}
}
protected override void RenderContents(HtmlTextWriter writer)
{
}
}
}
|
