C# excel 작업 (excel의 그림을 읽고 페이지에 표시)
50535 단어 Excel
1
using
System;
2
using
System.Collections.Generic;
3
using
System.Linq;
4
using
System.Text;
5
using
System.Data.SqlClient;
6
using
System.Data;
7
using
Microsoft.Office.Interop.Excel;
8
using
System.Configuration;
9
using
System.Windows.Forms;
10
using
System.Drawing;
11
using
System.IO;
12
namespace
a_stock
13
{
14
class
ExcelWithPicture
15
{
16
//
excel
17
public
static
readonly
string
path
=
"
C:\\GDS\\NBQAA Mockup DFM Report(1126).xls
"
;
18
//
19
public
static
readonly
string
conStr
=
ConfigurationSettings.AppSettings[
"
strConn
"
].ToString();
20
public
static
void
Read_excel_withpicture()
21
{
22
Microsoft.Office.Interop.Excel.Application MyExcel
=
new
Microsoft.Office.Interop.Excel.Application();
23
//
excel
24
MyExcel.Workbooks.Open(path, Type.Missing, Type.Missing, Type.Missing, Type.Missing,
25
Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing);
26
Microsoft.Office.Interop.Excel.Workbook It_book
=
null
;
27
Microsoft.Office.Interop.Excel.Worksheet It_sheet
=
null
;
28
Microsoft.Office.Interop.Excel.Range It_rang
=
null
;
29
MyExcel.DisplayAlerts
=
false
;
30
It_book
=
MyExcel.Workbooks[
1
];
31
//
sheet
32
It_sheet
=
(Worksheet)It_book.Worksheets[
1
];
33
//
initial the data
34
int
Priority
=
-
9999
, Fsize
=
0
;
35
string
Initial_date
=
""
, DFX_number
=
""
, Special_Issue
=
""
, Issue_location
=
""
, Suggestion_DFX
=
""
, NPR
=
""
, Category
=
""
, Owner
=
""
, status
=
""
;
36
byte
[] Special_Picture
=
{};
37
It_rang
=
It_sheet.get_Range(
"
E11
"
,
"
G11
"
);
38
It_rang.Select();
39
//
， get_Range ，
40
It_rang.CopyPicture(XlPictureAppearance.xlScreen,XlCopyPictureFormat.xlBitmap);
41
if
(Clipboard.ContainsImage())
42
{
43
MemoryStream imagestream
=
new
MemoryStream();
44
Clipboard.GetImage().Save(imagestream,System.Drawing.Imaging.ImageFormat.Jpeg);
45
//
int length = (int)imagestream.Length;
46
Fsize
=
(
int
)imagestream.Length;
47
//
48
Special_Picture
=
imagestream.ToArray();
49
//
imagestream.Read(Special_Picture,0,length);
50
}
51 //
52
Priority
=
Convert.ToInt32( It_sheet.get_Range(
"
B11
"
,Type.Missing).Text.ToString());
53
Initial_date
=
It_sheet.get_Range(
"
C11
"
,Type.Missing).Text.ToString();
54
DFX_number
=
It_sheet.get_Range(
"
D11
"
, Type.Missing).Text.ToString();
55
Special_Issue
=
It_sheet.get_Range(
"
E11
"
, Type.Missing).Text.ToString();
56
Issue_location
=
It_sheet.get_Range(
"
H11
"
, Type.Missing).Text.ToString();
57
Suggestion_DFX
=
It_sheet.get_Range(
"
I11
"
, Type.Missing).Text.ToString();
58
NPR
=
It_sheet.get_Range(
"
O10
"
, Type.Missing).Formula.ToString();
59
Category
=
It_sheet.get_Range(
"
Q11
"
, Type.Missing).Text.ToString();
60
Owner
=
It_sheet.get_Range(
"
R11
"
, Type.Missing).Text.ToString();
61
status
=
It_sheet.get_Range(
"
S11
"
, Type.Missing).Text.ToString();
62
63
//
64
excute_insert(conStr,Priority,Initial_date,DFX_number,Special_Issue,Special_Picture,Issue_location,Suggestion_DFX,NPR,Category,Owner,status,Fsize);
65
66
67
MyExcel.Quit();
68
System.Runtime.InteropServices.Marshal.ReleaseComObject(MyExcel);
69
MyExcel
=
null
;
70
It_book
=
null
;
71
It_sheet
=
null
;
72
73
74
}
75
public
static
void
excute_insert(
string
con,
int
Priority,
string
Initial_date,
string
DFX_number,
string
Special_Issue,
byte
[] Special_Picture,
string
Issue_location,
string
Suggestion_DFX,
string
NPR,
string
Category,
string
Owner,
string
status,
int
Fsize)
76
{
77
SqlConnection con_
=
new
SqlConnection(con);
78
SqlCommand cmd
=
new
SqlCommand(
"
Insert_ExcelWithPicture
"
, con_);
79
cmd.CommandType
=
CommandType.StoredProcedure;
80
cmd.CommandTimeout
=
0
;
81
82
cmd.Parameters.Add(
"
@Priority
"
, SqlDbType.Int);
83
cmd.Parameters.Add(
"
@Initial_date
"
, SqlDbType.NVarChar);
84
cmd.Parameters.Add(
"
@DFX_number
"
, SqlDbType.NVarChar);
85
cmd.Parameters.Add(
"
@Special_Issue
"
, SqlDbType.NVarChar);
86
cmd.Parameters.Add(
"
@Special_Picture
"
, SqlDbType.Image);
87
cmd.Parameters.Add(
"
@Issue_location
"
, SqlDbType.NVarChar);
88
cmd.Parameters.Add(
"
@Suggestion_DFX
"
, SqlDbType.NVarChar);
89
cmd.Parameters.Add(
"
@NPR
"
, SqlDbType.NVarChar);
90
cmd.Parameters.Add(
"
@Category
"
, SqlDbType.NVarChar);
91
cmd.Parameters.Add(
"
@Owner
"
, SqlDbType.NVarChar);
92
cmd.Parameters.Add(
"
@status
"
, SqlDbType.NVarChar);
93
cmd.Parameters.Add(
"
@Fsize
"
, SqlDbType.Int);
94
95
cmd.Parameters[
"
@Priority
"
].Value
=
Priority;
96
cmd.Parameters[
"
@Initial_date
"
].Value
=
Initial_date;
97
cmd.Parameters[
"
@DFX_number
"
].Value
=
DFX_number;
98
cmd.Parameters[
"
@Special_Issue
"
].Value
=
Special_Issue;
99
cmd.Parameters[
"
@Special_Picture
"
].Value
=
Special_Picture;
100
cmd.Parameters[
"
@Issue_location
"
].Value
=
Issue_location;
101
cmd.Parameters[
"
@Suggestion_DFX
"
].Value
=
Suggestion_DFX;
102
cmd.Parameters[
"
@NPR
"
].Value
=
NPR;
103
cmd.Parameters[
"
@Category
"
].Value
=
Category;
104
cmd.Parameters[
"
@Owner
"
].Value
=
Owner;
105
cmd.Parameters[
"
@status
"
].Value
=
status;
106
cmd.Parameters[
"
@Fsize
"
].Value
=
Fsize;
107
108
con_.Open();
109
cmd.ExecuteNonQuery();
110
con_.Close();
111
}
112
}
113
}
114
db에서 꺼내서 웹에서 보기:
1
using
System;
2
using
System.Collections;
3
using
System.Configuration;
4
using
System.Data;
5
using
System.Linq;
6
using
System.Web;
7
using
System.Web.Security;
8
using
System.Web.UI;
9
using
System.Web.UI.HtmlControls;
10
using
System.Web.UI.WebControls;
11
using
System.Web.UI.WebControls.WebParts;
12
using
System.Xml.Linq;
13
using
System.Data.SqlClient;
14
using
System.IO;
15
public
partial
class
Get_picture : System.Web.UI.Page
16
{
17
//
string strConn = ConfigurationManager.AppSettings["strConn"];
18
public
static
readonly
string
strConn
=
ConfigurationManager.AppSettings[
"
strConn1
"
];
19
20
protected
void
Page_Load(
object
sender, EventArgs e)
21
{
22
SqlConnection conn
=
new
SqlConnection();
23
conn.ConnectionString
=
strConn;
24
conn.Open();
25
string
sql
=
"
select * from [Get_ExcelWithPicture] where ID=7
"
;
//
id 1，
26
SqlCommand cmd
=
new
SqlCommand(sql, conn);
27
cmd.CommandTimeout
=
0
;
28
SqlDataReader dr
=
cmd.ExecuteReader();
29
30
//
if (dr.Read())
31
//
{
32
//
byte[] imgdata = (byte[])dr["Special_Picture"];
33
//
Response.BinaryWrite(imgdata);
34
//
dr.Close();
35
//
conn.Close();
36
//
Response.End();
37
//
}
38
39
if
(dr.Read())
40
{
41
//
Response.ContentType = dr["ID"].ToString().Trim();
42
Response.Clear();
43
//
44
Response.OutputStream.Write((
byte
[])dr[
"
Special_Picture
"
],
0
,
1
+
(
int
)dr[
"
Fsize
"
]);
45
Response.End();
46
}
47
48
}
49
}
50
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