搜索符合条件的控件代码,Asp.Net代码库,德仔网

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【Asp.Net】搜索符合条件的控件
作者:Dezai.CN / 发布于2011/6/30/ 464
<div><span style="color: rgb(0,0,255)">public</span><span style="color: rgb(0,0,0)"> </span><span style="color: rgb(0,0,255)">static</span><span style="color: rgb(0,0,0)"> </span><span style="color: rgb(0,0,255)">class</span><span style="color: rgb(0,0,0)"> extend_System_Windows_Forms_Control
 {
 </span><span style="color: rgb(0,0,255)">public</span><span style="color: rgb(0,0,0)"> </span><span style="color: rgb(0,0,255)">delegate</span><span style="color: rgb(0,0,0)"> </span><span style="color: rgb(0,0,255)">bool</span><span style="color: rgb(0,0,0)"> checkcontrol(System.Windows.Forms.Control contr, </span><span style="color: rgb(0,0,255)">ref</span><span style="color: rgb(0,0,0)"> </span><span style="color: rgb(0,0,255)">bool</span><span style="color: rgb(0,0,0)"> istargetControl);
 </span><span style="color: rgb(128,128,128)">///</span><span style="color: rgb(0,128,0)"> </span><span style="color: rgb(128,128,128)"><summary></span><span style="color: rgb(0,128,0)">
 </span><span style="color: rgb(128,128,128)">///</span><span style="color: rgb(0,128,0)"> 搜索符合条件的控件
 </span><span style="color: rgb(128,128,128)">///</span><span style="color: rgb(0,128,0)"> </span><span style="color: rgb(128,128,128)"></summary></span><span style="color: rgb(0,128,0)">
 </span><span style="color: rgb(128,128,128)">///</span><span style="color: rgb(0,128,0)"> </span><span style="color: rgb(128,128,128)"><param name="container"></param></span><span style="color: rgb(0,128,0)">
 </span><span style="color: rgb(128,128,128)">///</span><span style="color: rgb(0,128,0)"> </span><span style="color: rgb(128,128,128)"><param name="checktargetcontrol"></span><span style="color: rgb(0,128,0)">一个过滤控件的方法( bool(System.Windows.Forms.Control, ref bool) )；ref bool代表控件是否符合搜索条件；如果返回值为true,则Findcontrols继续向前搜索，返回false，则Findcontrols停止搜索</span><span style="color: rgb(128,128,128)"></param></span><span style="color: rgb(0,128,0)">
 </span><span style="color: rgb(128,128,128)">///</span><span style="color: rgb(0,128,0)"> </span><span style="color: rgb(128,128,128)"><returns></span><span style="color: rgb(0,128,0)">返回查找到的控件数组</span><span style="color: rgb(128,128,128)"></returns></span><span style="color: rgb(128,128,128)">
</span><span style="color: rgb(0,0,0)"> </span><span style="color: rgb(0,0,255)">public</span><span style="color: rgb(0,0,0)"> </span><span style="color: rgb(0,0,255)">static</span><span style="color: rgb(0,0,0)"> System.Windows.Forms.Control[] Findcontrols(</span><span style="color: rgb(0,0,255)">this</span><span style="color: rgb(0,0,0)"> System.Windows.Forms.Control container, checkcontrol checktargetcontrol)
 {
 List</span><span style="color: rgb(0,0,0)"><</span><span style="color: rgb(0,0,0)">System.Windows.Forms.Control</span><span style="color: rgb(0,0,0)">></span><span style="color: rgb(0,0,0)"> lis </span><span style="color: rgb(0,0,0)">=</span><span style="color: rgb(0,0,0)"> </span><span style="color: rgb(0,0,255)">new</span><span style="color: rgb(0,0,0)"> List</span><span style="color: rgb(0,0,0)"><</span><span style="color: rgb(0,0,0)">System.Windows.Forms.Control</span><span style="color: rgb(0,0,0)">></span><span style="color: rgb(0,0,0)">();
 </span><span style="color: rgb(0,0,255)">foreach</span><span style="color: rgb(0,0,0)"> (System.Windows.Forms.Control contr </span><span style="color: rgb(0,0,255)">in</span><span style="color: rgb(0,0,0)"> container.Controls)
 {
 </span><span style="color: rgb(0,0,255)">bool</span><span style="color: rgb(0,0,0)"> istarget </span><span style="color: rgb(0,0,0)">=</span><span style="color: rgb(0,0,0)"> </span><span style="color: rgb(0,0,255)">false</span><span style="color: rgb(0,0,0)">;
 </span><span style="color: rgb(0,0,255)">bool</span><span style="color: rgb(0,0,0)"> iscontinue </span><span style="color: rgb(0,0,0)">=</span><span style="color: rgb(0,0,0)"> checktargetcontrol(contr, </span><span style="color: rgb(0,0,255)">ref</span><span style="color: rgb(0,0,0)"> istarget);
 </span><span style="color: rgb(0,0,255)">if</span><span style="color: rgb(0,0,0)"> (istarget) lis.Add(contr);
 </span><span style="color: rgb(0,0,255)">if</span><span style="color: rgb(0,0,0)"> (</span><span style="color: rgb(0,0,0)">!</span><span style="color: rgb(0,0,0)">iscontinue) </span><span style="color: rgb(0,0,255)">return</span><span style="color: rgb(0,0,0)"> lis.ToArray();
 </span><span style="color: rgb(0,0,255)">foreach</span><span style="color: rgb(0,0,0)"> (System.Windows.Forms.Control contr2 </span><span style="color: rgb(0,0,255)">in</span><span style="color: rgb(0,0,0)"> contr.Controls)
 {
 </span><span style="color: rgb(0,0,255)">bool</span><span style="color: rgb(0,0,0)"> istarget2 </span><span style="color: rgb(0,0,0)">=</span><span style="color: rgb(0,0,0)"> </span><span style="color: rgb(0,0,255)">false</span><span style="color: rgb(0,0,0)">;
 </span><span style="color: rgb(0,0,255)">bool</span><span style="color: rgb(0,0,0)"> iscontinue2 </span><span style="color: rgb(0,0,0)">=</span><span style="color: rgb(0,0,0)"> checktargetcontrol(contr2, </span><span style="color: rgb(0,0,255)">ref</span><span style="color: rgb(0,0,0)"> istarget);
 </span><span style="color: rgb(0,0,255)">if</span><span style="color: rgb(0,0,0)"> (istarget2) lis.Add(contr2);
 </span><span style="color: rgb(0,0,255)">if</span><span style="color: rgb(0,0,0)"> (</span><span style="color: rgb(0,0,0)">!</span><span style="color: rgb(0,0,0)">iscontinue2) </span><span style="color: rgb(0,0,255)">return</span><span style="color: rgb(0,0,0)"> lis.ToArray();
 }
 }
 </span><span style="color: rgb(0,0,255)">return</span><span style="color: rgb(0,0,0)"> lis.ToArray();
 }
 }
</span>
</div>
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