mcs/class/System.Design/System.Web.UI.Design.WebControls/RegexTypeEditor.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.Design.WebControls
  24  * Class:       RegexTypeEditor
  25  *
  26  * Author:      Gaurav Vaish
  27  * Maintainer:  mastergaurav AT users DOT sf DOT net
  28  *
  29  * (C) Gaurav Vaish (2002)
  30  */
  31
  32 using System;
  33 using System.ComponentModel;
  34 using System.Drawing.Design;
  35 using System.Web.UI.Design;
  36 using System.Windows.Forms.Design;
  37 using System.Windows.Forms;
  38
  39 namespace System.Web.UI.Design.WebControls
  40 {
  41         public class RegexTypeEditor : UITypeEditor
  42         {
  43                 public RegexTypeEditor() : base()
  44                 {
  45                 }
  46
  47                 public override object EditValue(ITypeDescriptorContext context,
  48                                        IServiceProvider provider, object value)
  49                 {
  50                         if(provider != null)
  51                         {
  52                                 IWindowsFormsEditorService winEdit = (IWindowsFormsEditorService)provider.GetService(typeof(IWindowsFormsEditorService));
  53                                 ISite site = null;
  54                                 if(winEdit != null)
  55                                 {
  56                                         if(context.Instance is IComponent)
  57                                         {
  58                                                 site = ((IComponent)context.Instance).Site;
  59                                         } else if(context.Instance is object[] &&
  60                                                   ((object[])context.Instance)[0] is IComponent)
  61                                         {
  62                                                 site = ((IComponent)(((object[])context.Instance)[0])).Site;
  63                                         }
  64                                         RegexEditorDialog dlg = new RegexEditorDialog(site);
  65                                         dlg.RegularExpression = value.ToString();
  66                                         DialogResult res = dlg.ShowDialog();
  67                                         if(res == DialogResult.OK)
  68                                                 value = dlg.RegularExpression;
  69                                 }
  70                         }
  71                         return value;
  72                 }
  73
  74                 public override UITypeEditorEditStyle GetEditStyle(
  75                                                       ITypeDescriptorContext context)
  76                 {
  77                         return UITypeEditorEditStyle.Modal;
  78                 }
  79         }
  80 }