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SchoolNews/admin_articledit.aspx.cs[5K，2009-6-12 11:53:16]，
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1
using System;
2using System.Collections;
3using System.ComponentModel;
4using System.Data;
5using System.Drawing;
6using System.Web;
7using System.Web.SessionState;
8using System.Web.UI;
9using System.Web.UI.WebControls;
10using System.Web.UI.HtmlControls;
11using System.Data.OleDb;
12namespace Lb_news
13
...{
14
/**//// <summary>
15
/// admin_articledit 的摘要说明。
16
/// </summary>
17 public class admin_articledit : System.Web.UI.Page
18 ...{
19 protected System.Web.UI.HtmlControls.HtmlInputButton Submit1;
20 protected System.Web.UI.HtmlControls.HtmlInputHidden LbNewsContent;
21 protected System.Web.UI.WebControls.TextBox Lb_Title;
22 protected System.Web.UI.WebControls.DropDownList ddl_class;
23 protected System.Web.UI.WebControls.CheckBox Is_Commend;
24 protected System.Web.UI.WebControls.CheckBox Is_Index;
25 protected System.Web.UI.WebControls.TextBox Lb_Author;
26 protected int Lb_IsIndex;
27 protected int Lb_IsCommend;
28 protected int Lb_Classid;
29 protected int Lb_IsPic;
30 protected System.Web.UI.HtmlControls.HtmlInputHidden Lb_TitlePic;
31 protected System.Web.UI.WebControls.CheckBox Is_Pic;
32 protected string Content;
33 protected string Publisher;
34 protected System.Web.UI.WebControls.TextBox LbNews_Intro;
35 protected System.Web.UI.WebControls.TextBox lbContent;
36
37
38 protected Conn ds1=new Conn();
39
40 protected OleDbDataReader rd;
41 protected DataSet ds;
42
43 private void Page_Load(object sender, System.EventArgs e)
44 ...{
45
46 ds1.CheckCookies(2);
47 // 在此处放置用户代码以初始化页面postform
48 Submit1.Attributes.Add("OnClick", "document.postform.LbNewsContent.value = content1.document.body.innerHTML;return check_empty(this.form)");
49
50
51
52 if(!Page.IsPostBack)
53 ...{
54
55 LbNews_Default();
56
57 }
58
59
60 }
61
62
63
64
65
66
67
68
69 private void LbNews_Default()
70 ...{
71
72 try
73 ...{
74 ds1.DBopen();
75
76 int nid=ds1.ChangeToInt(Request["nid"].ToString());
77
78 rd=ds1.ExecuteOleDbDataReader("select * from Lb_News where n_id="+nid+"");
79
80 if (rd.HasRows)
81 ...{
82 rd.Read();
83 Lb_Title.Text=rd["n_title"].ToString();
84 lbContent.Text=rd["n_content"].ToString();
85 int IsIndex=(int)rd["n_index"];
86 if (IsIndex==1)
87 ...{
88 Is_Index.Checked=true;
89 }
90 int IsCommend=(int)rd["n_commend"];
91 if(IsCommend==1)
92 ...{
93 Is_Commend.Checked=true;
94 }
95 int IsPic=(int)rd["n_ispic"];
96 if(IsPic==1)
97 ...{
98 Is_Pic.Checked=true;
99 }
100 Lb_Author.Text=rd["n_author"].ToString();
101 Lb_TitlePic.Value=rd["n_spic"].ToString();
102 string cid=rd["n_cid"].ToString();
103 LbNews_Intro.Text=rd["n_intro"].ToString().Replace("<br>","\r\n");
104 rd.Close();
105 ds=ds1.CreateDataSet("select * from Lb_Class","Lb_class");
106 ddl_class.DataSource=ds;
107 ddl_class.DataTextField="C_Name";
108 ddl_class.DataValueField="C_Id";
109 ddl_class.DataBind();
110 ddl_class.Items.FindByValue(cid).Selected= true;
111
112
113 }
114 else
115 ...{
116 Response.Write ("暂时没有记录");
117 }
118
119
120
121 }
122 catch(System.Data.OleDb.OleDbException ex)
123 ...{
124 Response.Write (ex.ToString());
125 }
126 finally
127 ...{
128
129
130 ds1.DBclose();
131 }
132
133 }
134
135 Web 窗体设计器生成的代码#region Web 窗体设计器生成的代码
136 override protected void OnInit(EventArgs e)
137 ...{
138 //
139 // CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
140 //
141 InitializeComponent();
142 base.OnInit(e);
143 }
144
145 /**//// <summary>
146 /// 设计器支持所需的方法 - 不要使用代码编辑器修改
147 /// 此方法的内容。
148 /// </summary>
149 private void InitializeComponent()
150 ...{
151 this.ddl_class.SelectedIndexChanged += new System.EventHandler(this.ddl_class_SelectedIndexChanged);
152 this.Submit1.ServerClick += new System.EventHandler(this.Submit1_ServerClick);
153 this.Load += new System.EventHandler(this.Page_Load);
154
155 }
156 #endregion
157
158 private void Submit1_ServerClick(object sender, System.EventArgs e)
159 ...{
160 if(Is_Commend.Checked)
161 ...{
162 Lb_IsCommend=1;
163 }
164 else
165 ...{
166 Lb_IsCommend=0;
167 }
168
169 if(Is_Index.Checked)
170 ...{
171 Lb_IsIndex=1;
172 }
173 else
174 ...{
175 Lb_IsIndex=0;
176 }
177 if(Is_Pic.Checked)
178 ...{
179 Lb_IsPic=1;
180 }
181 else
182 ...{
183 Lb_IsPic=0;
184 }
185 int NewType=ds1.ChangeToInt(Request["type"].ToString());
186 int newid=ds1.ChangeToInt(Request["nid"].ToString());
187 int nid=ds1.ChangeToInt(ddl_class.SelectedItem.Value.ToString());
188 string title=Lb_Title.Text.ToString();
189 string Content=LbNewsContent.Value.ToString().Replace("'"," ");
190 string Author=Lb_Author.Text.ToString();
191 string TitlePic=Lb_TitlePic.Value.ToString();
192 string Intro=LbNews_Intro.Text.ToString().Replace("\r\n","<br>").Replace("'"," ");
193 try
194 ...{
195 ds1.DBopen();
196 int result=ds1.ExecuteSql("update Lb_News set n_cid="+nid+",n_commend="+Lb_IsCommend+",n_index="+Lb_IsIndex+",n_ispic="+Lb_IsPic+",n_title='"+title+"',n_spic='"+TitlePic+"',n_author='"+Author+"',n_content='"+Content+"',n_intro='"+Intro+"' where n_id="+newid+"");
197 if (result>0)
198 ...{
199
200 if (NewType==1)
201 ...{
202 ds1.alert("修改成功","admin_article.aspx");
203 }
204 else
205 ...{
206 ds1.alert("修改成功","admin_checknews.aspx");
207 }
208 }
209 else
210 ...{
211
212 Response.Write ("修改失败");
213 }
214
215 }
216 catch(System.Data.OleDb.OleDbException ex)
217 ...{
218 Response.Write (ex.ToString());
219
220 }
221 finally
222 ...{
223 ds1.DBclose();
224 }
225
226
227
228
229 }
230
231
232
233 private void ddl_class_SelectedIndexChanged(object sender, System.EventArgs e)
234 ...{
235 Lb_Classid=ds1.ChangeToInt(ddl_class.SelectedItem.Value.ToString());
236
237 }
238
239
240
241
242
243
244 }
245
}
246
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