79 lines
1.4 KiB
C#
79 lines
1.4 KiB
C#
using System.Text.RegularExpressions;
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namespace WinFormsLibrary
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{
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public partial class EmailTextBox : UserControl
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{
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public EmailTextBox()
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{
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InitializeComponent();
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}
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private string _pattern;
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private string example = "hello@mail.ru";
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private EventHandler _onValueChanged;
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public string Pattern
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{
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get { return _pattern; }
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set { _pattern = value; }
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}
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public string Error
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{
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get; private set;
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}
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public void setExample(string str)
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{
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Regex rg = new Regex(Pattern);
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bool address = rg.IsMatch(str);
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if (address)
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{
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example = str;
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}
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}
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public string TextBoxValue
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{
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get
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{
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Regex regex = new Regex(Pattern);
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if (regex.IsMatch(textBoxEmail.Text))
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{
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return textBoxEmail.Text;
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}
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else
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{
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Error = "Некорректный ввод";
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return null;
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}
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}
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set
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{
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Regex regex = new Regex(Pattern);
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if (regex.IsMatch(value))
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{
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textBoxEmail.Text = value;
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}
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else
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{
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Error = "Некорректный ввод";
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}
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}
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}
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private void textBoxEmail_MouseEnter(object sender, EventArgs e)
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{
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toolTipEmail.Show(example, textBoxEmail, 30, -20);
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}
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public event EventHandler ValueChanged
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{
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add { _onValueChanged += value; }
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remove { _onValueChanged -= value; }
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}
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private void textBoxEmail_TextChanged(object sender, EventArgs e)
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{
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_onValueChanged?.Invoke(sender, e);
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}
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}
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} |