mcs/class/System.Web/System.Web.UI.WebControls/DataGridLinkButton.cs

   1
   2 //
   3 // Permission is hereby granted, free of charge, to any person obtaining
   4 // a copy of this software and associated documentation files (the
   5 // "Software"), to deal in the Software without restriction, including
   6 // without limitation the rights to use, copy, modify, merge, publish,
   7 // distribute, sublicense, and/or sell copies of the Software, and to
   8 // permit persons to whom the Software is furnished to do so, subject to
   9 // the following conditions:
  10 //
  11 // The above copyright notice and this permission notice shall be
  12 // included in all copies or substantial portions of the Software.
  13 //
  14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  15 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  16 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  17 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  18 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  19 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  20 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  21 //
  22 /**
  23  * Namespace: System.Web.UI.WebControls
  24  * Class:     DataGridLinkButton
  25  *
  26  * Author:  Gaurav Vaish
  27  * Maintainer: gvaish_mono@lycos.com
  28  * Contact: <gvaish_mono@lycos.com>
  29  * Implementation: yes
  30  * Status:  100%
  31  *
  32  * (C) Gaurav Vaish (2002)
  33  */
  34
  35 using System;
  36 using System.Drawing;
  37 using System.Web;
  38 using System.Web.UI;
  39 using System.ComponentModel;
  40
  41 namespace System.Web.UI.WebControls
  42 {
  43         class DataGridLinkButton : LinkButton
  44         {
  45                 public DataGridLinkButton() : base()
  46                 {
  47                 }
  48
  49                 protected override void Render(HtmlTextWriter writer)
  50                 {
  51                         SetForeColor();
  52                         base.Render(writer);
  53                 }
  54
  55                 private void SetForeColor()
  56                 {
  57                         if(!ControlStyle.IsSet(System.Web.UI.WebControls.Style.FORECOLOR))
  58                         {
  59                                 Control ctrl = this;
  60                                 int level = 0;
  61                                 while(level < 3)
  62                                 {
  63                                         ctrl = ctrl.Parent;
  64                                         Color foreColor = ((WebControl)ctrl).ForeColor;
  65                                         if(foreColor != Color.Empty)
  66                                         {
  67                                                 ForeColor = foreColor;
  68                                                 return;
  69                                         }
  70                                         level++;
  71                                 }
  72                         }
  73                 }
  74         }
  75 }