100 lines
1.6 KiB
C#
100 lines
1.6 KiB
C#
using System.Text.RegularExpressions;
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using ToolTip = System.Windows.Forms.ToolTip;
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namespace CustomComponents
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{
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public partial class DateTextBox : UserControl
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{
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private string? pattern;
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private string example = "22.09.2023";
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public DateTextBox()
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{
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InitializeComponent();
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}
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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? TextBoxValue
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{
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get
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{
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if (pattern == null)
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{
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Error = "pattern is null";
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return null;
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}
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Regex regex = new Regex(Pattern);
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bool isValid = regex.IsMatch(textBox.Text);
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if (isValid)
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{
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return textBox.Text;
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}
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else
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{
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Error = "Uncorrect";
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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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bool isValid = regex.IsMatch(value);
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if (isValid)
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{
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textBox.Text = value;
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}
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else
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{
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Error = "Uncorrect";
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}
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}
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}
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public string Error { get; private set; }
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public void setExample(string str)
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{
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Regex regex = new Regex(Pattern);
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bool isValid = regex.IsMatch(str);
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if (isValid)
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{
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example = str;
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}
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}
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private void textBox_Enter(object sender, EventArgs e)
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{
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int VisibleTime = 3000;
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ToolTip tt = new ToolTip();
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tt.Show(example, textBox, 30, -20, VisibleTime);
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}
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private EventHandler _explicitEvent;
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public event EventHandler ExplicitEvent
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{
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add
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{
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_explicitEvent += value;
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}
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remove
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{
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_explicitEvent -= value;
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}
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}
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private void textBox_TextChanged(object sender, EventArgs e)
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{
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_explicitEvent?.Invoke(sender, e);
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}
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}
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}
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