113 lines
3.1 KiB
C#
113 lines
3.1 KiB
C#
using System.Drawing;
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using System.Text.Json.Nodes;
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using Sim.Host;
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namespace System.Windows.Forms;
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public abstract class TextBoxBase : Control
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{
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private bool _multiline;
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private bool _readOnly;
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private BorderStyle _borderStyle = BorderStyle.Fixed3D;
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private protected override Color? OwnBackColor => _readOnly ? SystemColors.Control : SystemColors.Window;
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private protected override Color? OwnForeColor => SystemColors.WindowText;
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private protected override bool SupportsTransparentBackColor => false;
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public bool Multiline
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{
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get => _multiline;
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set => SetProp(ref _multiline, value, nameof(Multiline));
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}
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public bool ReadOnly
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{
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get => _readOnly;
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set => SetProp(ref _readOnly, value, nameof(ReadOnly));
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}
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public BorderStyle BorderStyle
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{
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get => _borderStyle;
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set => SetProp(ref _borderStyle, value, nameof(BorderStyle));
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}
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public int MaxLength { get; set; } = 32767;
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public bool WordWrap { get; set; } = true;
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public bool HideSelection { get; set; } = true;
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public bool Modified { get; set; }
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public int SelectionStart { get; set; }
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public int SelectionLength { get; set; }
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public int TextLength => Text.Length;
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public string[] Lines
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{
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get => Text.Replace("\r\n", "\n").Split('\n');
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set => Text = string.Join("\r\n", value);
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}
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public void AppendText(string text) => Text += text;
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public void Clear() => Text = "";
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public void SelectAll() { }
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public void Select(int start, int length) { }
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public void ScrollToCaret() { }
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protected override void OnUserAction(UserAction action)
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{
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if (action.Action == "text" && !ReadOnly)
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{
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Modified = true;
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SetTextFromUser(action.Value ?? "");
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return;
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}
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base.OnUserAction(action);
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}
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protected override void WriteProps(JsonObject props)
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{
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base.WriteProps(props);
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props["Multiline"] = _multiline;
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props["ReadOnly"] = _readOnly;
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props["BorderStyle"] = _borderStyle.ToString();
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}
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}
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public class TextBox : TextBoxBase
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{
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private char _passwordChar;
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private bool _useSystemPasswordChar;
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private ScrollBars _scrollBars;
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protected override Size DefaultSize => new(100, 21);
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public char PasswordChar
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{
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get => _passwordChar;
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set => SetProp(ref _passwordChar, value, nameof(PasswordChar));
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}
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public bool UseSystemPasswordChar
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{
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get => _useSystemPasswordChar;
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set => SetProp(ref _useSystemPasswordChar, value, nameof(UseSystemPasswordChar));
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}
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public ScrollBars ScrollBars
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{
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get => _scrollBars;
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set => SetProp(ref _scrollBars, value, nameof(ScrollBars));
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}
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public HorizontalAlignment TextAlign { get; set; }
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protected override void WriteProps(JsonObject props)
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{
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base.WriteProps(props);
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props["PasswordChar"] = PropValue.From(_passwordChar);
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props["UseSystemPasswordChar"] = _useSystemPasswordChar;
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props["ScrollBars"] = _scrollBars.ToString();
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}
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}
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public enum HorizontalAlignment { Left, Right, Center }
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