TextEdit验证 

  1 using System;
  2 using System.Collections.Generic;
  3 using System.ComponentModel;
  4 using System.Drawing;
  5 using System.Data;
  6 using System.Text;
  7 using System.Windows.Forms;
  8 using DevExpress.XtraEditors.DXErrorProvider;
  9 
 10 namespace DevExpress.Tutorials.XtraEditors {
 11     public partial class ModuleDXValidationProvider : DevExpress.Tutorials.XtraEditors.Tutorial {
 12         public ModuleDXValidationProvider() {
 13             InitializeComponent();
 14             InitValidationRules();
 15             InitFieldValues();
 16         }
 17         private void ModuleDXValidationProvider_Load(object sender, EventArgs e) {
 18             manualValidate.Checked = true;
 19             dxValidationProvider1.ValidationMode = ValidationMode.Manual;
 20             dxValidationProvider1.Validate();
 21         }
 22         // <autoValidateCheck>
 23         // <manualValidate>
 24         private void OnCheckedChanged(object sender, EventArgs e) {
 25             dxValidationProvider1.ValidationMode = (manualValidate.Checked ? ValidationMode.Manual : ValidationMode.Auto);
 26             btnValidate.Enabled = manualValidate.Checked;
 27         }
 28         // </manualValidate>
 29         // </autoValidateCheck>
 30 
 31         private void InitValidationRules() {
 32             // <notEmptyTextEdit> 
 33             ConditionValidationRule notEmptyValidationRule = new ConditionValidationRule();
 34             notEmptyValidationRule.ConditionOperator = ConditionOperator.IsNotBlank;
 35             notEmptyValidationRule.ErrorText = "Please enter a value";
 36             // </notEmptyTextEdit>
 37 
 38             // <rangeTextEdit>
 39             ConditionValidationRule rangeValidationRule = new ConditionValidationRule();
 40             rangeValidationRule.ConditionOperator = ConditionOperator.Between;
 41             rangeValidationRule.Value1 = 0;
 42             rangeValidationRule.Value2 = 100;
 43             rangeValidationRule.ErrorText = "Please enter a value between 1 and 100";
 44             // </rangeTextEdit>
 45 
 46             // <notEqualsComboBoxEdit>
 47             ConditionValidationRule notEqualsValidationRule = new ConditionValidationRule();
 48             notEqualsValidationRule.ConditionOperator = ConditionOperator.NotEquals;
 49             notEqualsValidationRule.Value1 = "(select)";
 50             notEqualsValidationRule.ErrorText = "Please choose a value";
 51             notEqualsValidationRule.ErrorType = ErrorType.Information;
 52             // </notEqualsComboBoxEdit>
 53 
 54             // <containsTextEdit>
 55             ConditionValidationRule containsValidationRule = new ConditionValidationRule();
 56             containsValidationRule.ConditionOperator = ConditionOperator.Contains;
 57             containsValidationRule.Value1 = '@';
 58             containsValidationRule.ErrorText = "Please enter a valid email";
 59             containsValidationRule.ErrorType = ErrorType.Warning;
 60             // </containsTextEdit>
 61 
 62             // <compareTextEdit>
 63             CompareAgainstControlValidationRule compareValidationRule = new CompareAgainstControlValidationRule();
 64             compareValidationRule.Control = notEmptyTextEdit;
 65             compareValidationRule.CompareControlOperator = CompareControlOperator.Equals;
 66             compareValidationRule.ErrorText = "Please enter a value that equals to the first editor's value";
 67             compareValidationRule.CaseSensitive = true;
 68             // </compareTextEdit>
 69             
 70             // <customTextEdit>
 71             CustomValidationRule customValidationRule = new CustomValidationRule();
 72             customValidationRule.ErrorText = "Please enter a valid person name";
 73             customValidationRule.ErrorType = ErrorType.Warning;
 74             // </customTextEdit>
 75             
 76             // <notEmptyTextEdit>
 77             dxValidationProvider1.SetValidationRule(notEmptyTextEdit, notEmptyValidationRule);
 78             // </notEmptyTextEdit>
 79             // <rangeTextEdit>
 80             dxValidationProvider1.SetValidationRule(rangeTextEdit, rangeValidationRule);
 81             // </rangeTextEdit>
 82             // <containsTextEdit>
 83             dxValidationProvider1.SetValidationRule(containsTextEdit, containsValidationRule);
 84             // </containsTextEdit>
 85             // <notEqualsComboBoxEdit>
 86             dxValidationProvider1.SetValidationRule(notEqualsComboBoxEdit, notEqualsValidationRule);
 87             // </notEqualsComboBoxEdit>
 88             dxValidationProvider1.SetValidationRule(compareTextEdit, compareValidationRule);
 89             // <customTextEdit>
 90             dxValidationProvider1.SetValidationRule(customTextEdit, customValidationRule);
 91             // </customTextEdit>
 92         }
 93         private void InitFieldValues() {
 94             notEmptyTextEdit.EditValue = "DevExpress";
 95             rangeTextEdit.EditValue = 570;
 96             containsTextEdit.EditValue = "support@devexpress.com";
 97             notEqualsComboBoxEdit.EditValue = "(select)";
 98             compareTextEdit.EditValue = notEmptyTextEdit.EditValue;
 99             customTextEdit.EditValue = "Mr. Smith";  
100         }
101         // <manualValidate>
102         // <btnValidate>
103         private void btnValidate_Click(object sender, EventArgs e) {
104             dxValidationProvider1.Validate();
105         }
106         // </btnValidate>
107         // </manualValidate>
108 
109         #region CustomValidationRule
110         // <customTextEdit>
111         public class CustomValidationRule : ValidationRule {
112             public override bool Validate(Control control, object value) {
113                 string str = (string)value;
114                 string[] values = new string[] { "Dr.", "Mr.", "Mrs.", "Miss", "Ms." };
115                 bool res = false;
116                 foreach(string val in values) {
117                     if(ValidationHelper.Validate(str, ConditionOperator.BeginsWith, val, null, null, false)) {
118                         string name = str.Substring(val.Length);
119                         if(name.Trim().Length > 0) res = true;
120                     }
121                 }
122                 return res;
123             }
124         }
125         // </customTextEdit>
126         #endregion 
127     }
128 }

 

posted @ 2010-12-23 22:18  sweetjian  阅读(3117)  评论(0)    收藏  举报