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ExtenTree/DefaultTree.aspx.cs[22K，2009-6-12 11:42:10]，
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1
using System;
2using System.Data;
3using System.Configuration;
4using System.Collections;
5using System.Web;
6using System.Web.Security;
7using System.Web.UI;
8using System.Web.UI.WebControls;
9using System.Web.UI.WebControls.WebParts;
10using System.Web.UI.HtmlControls;
11using System.Data.SqlClient;
12using System.Threading;
13
14//该源码首发自www.51aspx.com(５１ａsｐｘ．ｃｏｍ)
15public partial class DefaultTree : System.Web.UI.Page
16
...{
17
18
19 SqlDataAdapter da = null;
20 SqlConnection con = new SqlConnection("server=(local);database=GHRQ;uid=sa;pwd=sa");
21 ArrayList dep = new ArrayList();
22 DataSet TreeTable = new DataSet();
23
24
25 int j = 0;
26 int count = 0;
27 int depth = 0;
28
29
30 string none = "none"; //------------none 默认树全部认合上 blcok 全部展开
31 string plus = "plus.gif";
32 bool checkBox = true;
33 //------------无checkbox 就为false 有的话就为true
34
35
36 protected void Page_Load(object sender, EventArgs e)
37
...{
38
39 //none = "blcok";
40 //plus = "minus.gif";
41
42 //checkBox = false;
43 GetTreeInformation("admin");
44
45
}
46
47 //判断父亲接点是否还有兄弟
48
49 public bool JudgeBrother(string current, int i)
50 ...{
51 string nextnode;
52 bool flag =true;
53 while (true)
54 ...{
55 i++;
56 if (i == count - 1)
57 ...{
58 break;
59 }
60 nextnode = TreeTable.Tables[0].Rows[i]["ID"].ToString().Trim();
61 if (nextnode.Length > current.Length) //比他长可能是叶子，在下一级
62 ...{
63 continue;
64 }
65 else if (nextnode.Length < current.Length)
66 ...{
67 break;
68 }
69 else //有兄弟
70 ...{
71 flag = false;
72 break;
73 }
74
75 }
76 return flag;
77
78 }
79
80 //有兄弟是false;
81
82 public void GetTreeInformation(string username)
83 ...{
84 int i = 1;
85 da = new SqlDataAdapter("select * from MenuFunc123 order by ID", con);
86 da.Fill(TreeTable);
87 this.count = TreeTable.Tables[0].Rows.Count;
88
89 Response.Write( "<div class='stylediv'>");
90 Response.Write( "<img id=nolines0 src='minus_nolines.gif' width='18px' height='18px' onClick=ClickMenu('maindiv','nolines','0') align='absmiddle' />");
91 if (checkBox)
92 ...{
93 Response.Write("<input id='Checkbox0' onClick=SelectBox('maindiv',this) type='checkbox' />");
94 }
95 Response.Write( "<img id=open0 src='open.gif' width='16px' height='16px' align='absmiddle' />");
96 Response.Write( "<a onmousemove='ChangeColora(this)' onmouseleave='ChangeColorb(this)'><span class='stylespan' id='span_0' > 港华燃气</span></a></div>");
97 Response.Write("<div id='maindiv' belongCheckbox='Checkbox0' >"); //belongCheckbox='Checkbox0' 属于这个div 的checkbox
98
99 Response.Write( "<div class='stylediv'>");
100 Response.Write( "<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
101 for (int mm = depth; mm >0; mm--) //计算横向深度 添加竖线
102 ...{
103 Response.Write("<img src='line.gif' width='18px' height='18px' align='absmiddle' />");
104 }
105 Response.Write("<img id=plus" + i.ToString() + " src='" + plus + "' width='18px' height='18px' onClick=ClickMenu('div_" + i.ToString() + "','plus','" + i.ToString() + "') align='absmiddle' />");
106 if (checkBox)
107 ...{
108 Response.Write("<input id='Checkbox" + i.ToString() + "' onClick=SelectBox('div_" + i.ToString() + "',this) type='checkbox' />");
109 //---------checkbox 上嵌套两个div ,最上方的div 保存了 checkbox 的 id 就是(belongCheckbox)
110 }
111 Response.Write( "<img id=open" + i.ToString() + " src='open.gif' width='16px' height='16px' align='absmiddle' />");
112 Response.Write("<a onmousemove='ChangeColora(this)' onmouseleave='ChangeColorb(this)'>" + "<span class='stylespan' id='span_" + i.ToString() + "'> " + TreeTable.Tables[0].Rows[i]["FuncName"].ToString() + "</SPAN></a></div>");
113 Response.Write("<div id='div_" + i.ToString() + "' belongCheckbox='Checkbox" + i.ToString() + "' style='display: " + none + "'>");
114 this.depth++; //-----------------------------------第一级------------------------------
115
116 dep.Add(false);
117
118 CreatTrees(TreeTable.Tables[0].Rows[1]["ID"].ToString().Trim(), TreeTable.Tables[0].Rows[2]["ID"].ToString().Trim(), TreeTable.Tables[0].Rows[2]["FuncName"].ToString().Trim(), 2,false);
119 Response.Write( "</div>");
120 Response.Write( "</div>");
121 }
122
123 //flag=true 表示无兄弟
124 void CreatTrees(string por, string current, string currentname, int i,bool flag) //i的位置跟current 一样
125 ...{
126 if (i == count - 1) //说名是最后一个
127 ...{
128 Response.Write( "<div class='stylediv'>");
129 Response.Write("<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
130 for (int mm = depth; mm > 0; mm--)
131 ...{
132 if (flag && mm == 1 && depth < 2)
133 ...{
134 Response.Write("<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
135 break;
136 }
137 Response.Write("<img src='line.gif' width='18px' height='18px' align='absmiddle' />");
138 }
139 Response.Write( "<img src='joinbottom.gif' width='18px' height='18px' align='absmiddle' />");
140 if (checkBox)
141 ...{
142 Response.Write("<input id='Checkbox" + i.ToString() + "' onClick=SelectBox('div_" + i.ToString() + "',this) type='checkbox' />");
143
144 }
145 Response.Write( "<img src='folder.gif' width='16px' height='16px' align='absmiddle' />");
146 Response.Write("<a target=\"mainFrame\" onmousemove='ChangeColora(this)' onmouseleave='ChangeColorb(this)' href='JumpPage.htm?page=" + TreeTable.Tables[0].Rows[i]["FuncUrl"].ToString().Trim() + "'>" + "<span class='stylespan' id='span_" + i.ToString() + "'> " + currentname + "</span></a></div>");
147 }
148 else
149 ...{
150 string nextnode = TreeTable.Tables[0].Rows[i + 1]["ID"].ToString().Trim();
151 if (current.Length > por.Length) //比他长可能是叶子，在下一级
152 ...{
153
154 if (current.Length < nextnode.Length) //说名他也是一个父亲接点
155 ...{
156
157 Response.Write( "<div class='stylediv'>");
158 Response.Write( "<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
159 flag=JudgeBrother(current, i);
160
161 for (int mm = depth; mm > 0; mm--)
162 ...{
163 if (flag&&mm==1&&depth<2)
164 ...{
165 Response.Write("<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
166 break;
167 }
168 Response.Write("<img src='line.gif' width='18px' height='18px' align='absmiddle' />");
169 }
170 Response.Write("<img id=plus" + i.ToString() + " src='" + plus + "' width='18px' height='18px' onClick=ClickMenu('div_" + i.ToString() + "','plus','" + i.ToString() + "') align='absmiddle' />");
171 if (checkBox)
172 ...{
173 Response.Write("<input id='Checkbox" + i.ToString() + "' onClick=SelectBox('div_" + i.ToString() + "',this) type='checkbox' />");
174
175 }
176 Response.Write( "<img id=open" + i.ToString() + " src='open.gif' width='16px' height='16px' align='absmiddle' />");
177 Response.Write("<a onmousemove='ChangeColora(this)' onmouseleave='ChangeColorb(this)'>" + "<span class='stylespan' id='span_" + i.ToString() + "'> " + TreeTable.Tables[0].Rows[i]["FuncName"].ToString().Trim() + "</SPAN></a></div>");
178 Response.Write("<div id='div_" + i.ToString() + "' belongCheckbox='Checkbox" + i.ToString() + "' style='display: " + none + "'>");
179
180 this.depth++;
181 dep.Add(flag);
182 CreatTrees(current, TreeTable.Tables[0].Rows[i + 1]["ID"].ToString().Trim(), TreeTable.Tables[0].Rows[i + 1]["FuncName"].ToString().Trim(), i + 1,flag);
183
184 }
185 else if (current.Length == nextnode.Length)//--------------------他就是叶子------------
186 ...{
187
188 Response.Write( "<div class='stylediv'>");
189 Response.Write( "<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
190
191 int nn = 0;
192 for (int mm = depth; mm > 0; mm--)
193 ...{
194
195 if (flag && mm == 1)
196 ...{
197 Response.Write("<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
198 break;
199 }
200 if (dep[nn].ToString() == "False")
201 Response.Write("<img src='line.gif' width='18px' height='18px' align='absmiddle' />");
202 if (dep[nn++].ToString() == "True")
203 Response.Write("<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
204 }
205 Response.Write( "<img src='join.gif' width='18px' height='18px' align='absmiddle' />");
206 if (checkBox)
207 ...{
208 Response.Write("<input id='Checkbox" + i.ToString() + "' onClick=SelectBox('div_" + i.ToString() + "',this) type='checkbox' />");
209
210 }
211 Response.Write( "<img src='folder.gif' width='16px' height='16px' align='absmiddle' />");
212 Response.Write("<a target=\"mainFrame\" onmousemove='ChangeColora(this)' onmouseleave='ChangeColorb(this)' href='JumpPage.htm?page=" + TreeTable.Tables[0].Rows[i]["FuncUrl"].ToString().Trim() + "'>" + "<span class='stylespan' id='span_" + i.ToString() + "'> " + currentname + "</span></a></div>");
213 CreatTrees(current, TreeTable.Tables[0].Rows[i + 1]["ID"].ToString().Trim(), TreeTable.Tables[0].Rows[i + 1]["FuncName"].ToString().Trim(), i + 1, flag);
214 }
215 else //长度比下一个大,下一个在上级,又是叶子。
216 ...{
217
218 Response.Write( "<div class='stylediv'>");
219 Response.Write( "<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
220
221 for (int mm = depth; mm > 0; mm--)
222 ...{
223 if (flag && mm == 1)
224 ...{
225 Response.Write("<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
226 break;
227 }
228 Response.Write("<img src='line.gif' width='18px' height='18px' align='absmiddle' />");
229 }
230 Response.Write( "<img src='joinbottom.gif' width='18px' height='18px' align='absmiddle' />");
231 if (checkBox)
232 ...{
233 Response.Write("<input id='Checkbox" + i.ToString() + "' onClick=SelectBox('div_" + i.ToString() + "',this) type='checkbox' />");
234
235 }
236 Response.Write( "<img src='folder.gif' width='16px' height='16px' align='absmiddle' />");
237 Response.Write("<a target=\"mainFrame\" onmousemove='ChangeColora(this)' onmouseleave='ChangeColorb(this)' href='JumpPage.htm?page=" + TreeTable.Tables[0].Rows[i]["FuncUrl"].ToString().Trim() + "'>" + "<span class='stylespan' id='span_" + i.ToString() + "'> " + currentname + "</span></a></div>");
238
239 CreatTrees(current, TreeTable.Tables[0].Rows[i + 1]["ID"].ToString().Trim(), TreeTable.Tables[0].Rows[i + 1]["FuncName"].ToString().Trim(), i + 1, flag);
240
241 }
242
243 }
244 else if (current.Length < por.Length)//比他短,他出在上一及
245 ...{
246
247
248 int j = (por.Length) / 2 - (current.Length) / 2;
249 while (j > 0)
250 ...{
251 Response.Write( "</div>");
252 this.depth--;
253 this.dep.RemoveAt(this.depth);
254 j--;
255
256 }
257 if (current.Length < nextnode.Length) //说名他也是一个父亲接点
258 ...{
259
260
261 Response.Write( "<div class='stylediv'>");
262 Response.Write( "<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
263 flag = JudgeBrother(current, i);
264 for (int mm = depth; mm > 0; mm--)
265 ...{
266 if (flag && mm == 1 && depth < 2)
267 ...{
268 Response.Write("<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
269 break;
270 }
271 Response.Write("<img src='line.gif' width='18px' height='18px' align='absmiddle' />");
272 }
273 Response.Write("<img id=plus" + i.ToString() + " src='" + plus + "' width='18px' height='18px' onClick=ClickMenu('div_" + i.ToString() + "','plus','" + i.ToString() + "') align='absmiddle' />");
274 if (checkBox)
275 ...{
276 Response.Write("<input id='Checkbox" + i.ToString() + "' onClick=SelectBox('div_" + i.ToString() + "',this) type='checkbox' />");
277 }
278 Response.Write( "<img id=open" + i.ToString() + " src='open.gif'width='16px' height='16px' align='absmiddle' />");
279 Response.Write("<a onmousemove='ChangeColora(this)' onmouseleave='ChangeColorb(this)'>" + "<span class='stylespan' id='span_" + i.ToString() + "'> " + TreeTable.Tables[0].Rows[i]["FuncName"].ToString().Trim() + "</SPAN></a></div>");
280 Response.Write("<div id='div_" + i.ToString() + "' belongCheckbox='Checkbox" + i.ToString() + "' style='display: " + none + "'>");
281
282 this.depth++;
283 dep.Add(flag);
284 CreatTrees(current, TreeTable.Tables[0].Rows[i + 1]["ID"].ToString().Trim(), TreeTable.Tables[0].Rows[i + 1]["FuncName"].ToString().Trim(), i + 1, flag);
285
286
287 }
288 else if (current.Length == nextnode.Length)//他就是叶子
289 ...{
290
291
292 Response.Write( "<div class='stylediv'>");
293 Response.Write( "<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
294
295 for (int mm = depth; mm > 0; mm--)
296 ...{
297
298 Response.Write("<img src='line.gif' width='18px' height='18px' align='absmiddle' />");
299 }
300 Response.Write( "<img src='join.gif' width='18px' height='18px' align='absmiddle' />");
301 if (checkBox)
302 ...{
303 Response.Write("<input id='Checkbox" + i.ToString() + "' onClick=SelectBox('div_" + i.ToString() + "',this) type='checkbox' />");
304
305 }
306 Response.Write( "<img src='folder.gif' width='16px' height='16px' align='absmiddle' />");
307 Response.Write("<a target=\"mainFrame\" onmousemove='ChangeColora(this)' onmouseleave='ChangeColorb(this)' href='JumpPage.htm?page=" + TreeTable.Tables[0].Rows[i]["FuncUrl"].ToString().Trim() + "'>" + "<span class='stylespan' id='span_" + i.ToString() + "'> " + currentname + "</span></a></div>");
308
309 CreatTrees(current, TreeTable.Tables[0].Rows[i + 1]["ID"].ToString().Trim(), TreeTable.Tables[0].Rows[i + 1]["FuncName"].ToString().Trim(), i + 1, flag);
310 }
311 else //长度比下一个大,下一个在上级
312 ...{
313
314
315 Response.Write( "<div class='stylediv'>");
316 Response.Write( "<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
317 int nn = 0;
318 for (int mm = depth; mm > 0; mm--)
319 ...{
320
321 if (dep[nn].ToString() == "False")
322 Response.Write("<img src='line.gif' width='18px' height='18px' align='absmiddle' />");
323 if (dep[nn++].ToString() == "True")
324 Response.Write("<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
325 }
326 Response.Write( "<img src='joinbottom.gif' width='18px' height='18px' align='absmiddle' />");
327 if (checkBox)
328 ...{
329 Response.Write("<input id='Checkbox" + i.ToString() + "' onClick=SelectBox('div_" + i.ToString() + "',this) type='checkbox' />");
330
331 }
332 Response.Write( "<img src='folder.gif' width='16px' height='16px' align='absmiddle' />");
333 Response.Write("<a target=\"mainFrame\" onmousemove='ChangeColora(this)' onmouseleave='ChangeColorb(this)' href='JumpPage.htm?page=" + TreeTable.Tables[0].Rows[i]["FuncUrl"].ToString().Trim() + "'>" + "<span class='stylespan' id='span_" + i.ToString() + "'> " + currentname + "</span></a></div>");
334
335 CreatTrees(current, TreeTable.Tables[0].Rows[i + 1]["ID"].ToString().Trim(), TreeTable.Tables[0].Rows[i + 1]["FuncName"].ToString().Trim(), i + 1, flag);
336
337 }
338
339
340 }
341 else if (current.Length == por.Length) //处在同一及
342 ...{
343 if (current.Length < nextnode.Length) //--------父亲------------------
344 ...{
345
346 Response.Write( "<div class='stylediv'>");
347 Response.Write( "<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
348 flag = JudgeBrother(current, i);
349 int nn=0;
350 for (int mm = depth; mm > 0; mm--)
351 ...{
352
353 if (dep[nn].ToString()=="False")
354 Response.Write("<img src='line.gif' width='18px' height='18px' align='absmiddle' />");
355 if (dep[nn++].ToString()=="True")
356 Response.Write("<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
357 }
358 Response.Write("<img id=plus" + i.ToString() + " src='" + plus + "' width='18px' height='18px' onClick=ClickMenu('div_" + i.ToString() + "','plus','" + i.ToString() + "') align='absmiddle' />");
359 if (checkBox)
360 ...{
361 Response.Write("<input id='Checkbox" + i.ToString() + "' onClick=SelectBox('div_" + i.ToString() + "',this) type='checkbox' />");
362 }
363 Response.Write( "<img id=open" + i.ToString() + " src='open.gif' width='16px' height='16px' align='absmiddle' />");
364 Response.Write( "<a onmousemove='ChangeColora(this)' onmouseleave='ChangeColorb(this)'>" + "<span class='stylespan' id='span_" + i.ToString() + "'> " + TreeTable.Tables[0].Rows[i]["FuncName"].ToString().Trim() + "</SPAN></a></div>");
365 Response.Write( "<div id='div_" + i.ToString() + "' belongCheckbox='Checkbox" + i.ToString() + "' style='display: " + none + "'>");
366
367 this.depth++;
368 dep.Add(flag);
369 CreatTrees(current, TreeTable.Tables[0].Rows[i + 1]["ID"].ToString().Trim(), TreeTable.Tables[0].Rows[i + 1]["FuncName"].ToString().Trim(), i + 1, flag);
370
371 }
372 else if (current.Length >= nextnode.Length) //叶子
373 ...{
374
375
376 Response.Write( "<div class='stylediv'>");
377 Response.Write( "<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
378
379 if (current.Length == nextnode.Length)//说明是下一个是父亲
380 flag=JudgeBrother(current, i);
381 int nn = 0;
382 for (int mm = depth; mm > 0; mm--)
383 ...{
384 if (flag && mm == 1)
385 ...{
386 Response.Write("<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
387 break;
388 }
389 if (dep[nn].ToString() == "False")
390 Response.Write("<img src='line.gif' width='18px' height='18px' align='absmiddle' />");
391 if (dep[nn++].ToString() == "True")
392 Response.Write("<img src='empty.gif' width='18px' height='18px' align='absmiddle' />");
393 }
394 if (current.Length == nextnode.Length)
395 Response.Write( "<img src='join.gif' width='18px' height='18px' align='absmiddle' />");
396 else
397 Response.Write( "<img src='joinbottom.gif' width='18px' height='18px' align='absmiddle' />");
398 if (checkBox)
399 ...{
400 Response.Write("<input id='Checkbox" + i.ToString() + "' onClick=SelectBox('div_" + i.ToString() + "',this) type='checkbox' />");
401
402 }
403 Response.Write( "<img src='folder.gif' width='16px' height='16px' align='absmiddle' />");
404 Response.Write("<a target=\"mainFrame\" onmousemove='ChangeColora(this)' onmouseleave='ChangeColorb(this)' href='JumpPage.htm?page=" + TreeTable.Tables[0].Rows[i]["FuncUrl"].ToString().Trim() + "'>" + "<span class='stylespan' id='span_" + i.ToString() + "'> " + currentname + "</span></a></div>");
405 CreatTrees(current, TreeTable.Tables[0].Rows[i + 1]["ID"].ToString().Trim(), TreeTable.Tables[0].Rows[i + 1]["FuncName"].ToString().Trim(), i + 1,flag);
406 }
407
408
409 }
410
411 }
412
413 }
414
415
}
416
打包下载该项目完整源码：ExtenTree无限级树源码