471 lines
16 KiB
C#
471 lines
16 KiB
C#
/******************************************************************************
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* SunnyUI 开源控件库、工具类库、扩展类库、多页面开发框架。
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* CopyRight (C) 2012-2023 ShenYongHua(沈永华).
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* QQ群：56829229 QQ：17612584 EMail：SunnyUI@QQ.Com
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*
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* Blog: https://www.cnblogs.com/yhuse
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* Gitee: https://gitee.com/yhuse/SunnyUI
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* GitHub: https://github.com/yhuse/SunnyUI
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*
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* SunnyUI.dll can be used for free under the GPL-3.0 license.
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* If you use this code, please keep this note.
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* 如果您使用此代码，请保留此说明。
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******************************************************************************
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* 文件名称: UIIPTextBox.cs
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* 文件说明: IP地址输入框
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* 当前版本: V3.1
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* 创建日期: 2022-01-29
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*
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* 2022-01-29: V3.1.0 增加文件说明
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* 2022-11-02: V3.2.6 增加TextChanged事件
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* 2022-12-02: V3.3.0 删除TextChanged事件，增加ValueChanged事件
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* 2023-05-10: V3.3.6 修复Enabled切换时背景色不一致的问题
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* 2023-05-13: V3.3.6 重构DrawString函数
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******************************************************************************/
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using System;
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using System.ComponentModel;
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using System.Drawing;
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using System.Linq;
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using System.Net;
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using System.Windows.Forms;
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namespace Sunny.UI
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{
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[DefaultProperty("Text")]
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[DefaultEvent("ValueChanged")]
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public sealed partial class UIIPTextBox : UIPanel
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{
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private IPAddress _value;
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public UIIPTextBox()
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{
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InitializeComponent();
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InitializeComponentEnd = true;
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SetStyleFlags();
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ShowText = false;
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Width = 150;
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Height = 29;
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UIIPTextBox_SizeChanged(null, null);
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foreach (TextBox txt in Controls.OfType<TextBox>())
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{
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txt.AutoSize = false;
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txt.PreviewKeyDown += Txt_PreviewKeyDown;
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txt.KeyPress += Txt_KeyPress;
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txt.TextChanged += Txt_TextChanged;
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txt.Leave += Txt_Leave;
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}
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}
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public event EventHandler ValueChanged;
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private void Txt_Leave(object sender, EventArgs e)
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{
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TextBox t = (TextBox)sender;
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if (t.Text.IsNullOrEmpty()) return;
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if (t.Text.ToInt() > 255) t.Text = "255";
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if (t.Text.ToInt() < 0) t.Text = "0";
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}
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private void Txt_KeyPress(object sender, KeyPressEventArgs e)
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{
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TextBox t = (TextBox)sender;
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if ((e.KeyChar < '0' || e.KeyChar > '9') && e.KeyChar != 8)
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{
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e.Handled = true;
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return;
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}
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if (t.SelectionStart == 2 && t.Text.Length == 2 && t.Text.ToInt() >= 26 && e.KeyChar != 8)
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{
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e.Handled = true;
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return;
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}
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if (t.SelectionStart == 2 && t.Text.Length == 2 && t.Text.ToInt() == 25 && e.KeyChar != 8)
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{
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if (e.KeyChar > '5')
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{
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e.Handled = true;
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return;
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}
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}
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if (e.KeyChar == 8) return;
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if (t.SelectionStart == 2) NextTextBox(t)?.Focus();
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}
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private void Txt_PreviewKeyDown(object sender, PreviewKeyDownEventArgs e)
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{
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TextBox t = (TextBox)sender;
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switch (e.KeyCode)
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{
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case Keys.OemPeriod:
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case Keys.Decimal:
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case Keys.Right:
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if (t.Text.IsValid() && t.SelectionStart == t.TextLength) NextTextBox(t)?.Focus();
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break;
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case Keys.Left:
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if (t.SelectionStart == 0) PrevTextBox(t)?.Focus();
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break;
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case Keys.Back:
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if (t.SelectionStart == 0)
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{
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TextBox txtPrev = PrevTextBox(t);
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if (txtPrev == null) return;
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txtPrev.Focus();
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if (!ReadOnly && txtPrev.TextLength > 0)
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txtPrev.Text = txtPrev.Text.Remove(txtPrev.TextLength - 1, 1);
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txtPrev.SelectionStart = txtPrev.TextLength;
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}
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break;
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case Keys.Tab:
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SelectNextControl(this, true, true, false, true);
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break;
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}
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}
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private TextBox PrevTextBox(TextBox box)
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{
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if (box == txt2) return txt1;
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if (box == txt3) return txt2;
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if (box == txt4) return txt3;
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return null;
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}
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private TextBox NextTextBox(TextBox box)
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{
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if (box == txt1) return txt2;
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if (box == txt2) return txt3;
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if (box == txt3) return txt4;
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return null;
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}
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/// <summary>
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/// 填充颜色，当值为背景色或透明色或空值则不填充
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/// </summary>
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[Description("填充颜色，当值为背景色或透明色或空值则不填充"), Category("SunnyUI")]
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[DefaultValue(typeof(Color), "White")]
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public new Color FillColor
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{
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get
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{
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return fillColor;
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}
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set
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{
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if (fillColor != value)
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{
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fillColor = value;
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_style = UIStyle.Custom;
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Invalidate();
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}
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AfterSetFillColor(value);
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}
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}
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public new void Focus()
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{
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base.Focus();
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txt1.Focus();
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}
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protected override void OnGotFocus(EventArgs e)
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{
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base.OnGotFocus(e);
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txt1.Focus();
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}
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public void Clear()
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{
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txt1.Clear();
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txt2.Clear();
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txt3.Clear();
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txt4.Clear();
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}
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private void Txt_TextChanged(object sender, EventArgs e)
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{
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TextBox t = (TextBox)sender;
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if (t.Text.IsNullOrEmpty()) return;
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if (t.Text.ToInt() > 255) t.Text = "255";
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if (t.Text.ToInt() < 0) t.Text = "0";
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string strIp = $"{txt1.Text}.{txt2.Text}.{txt3.Text}.{txt4.Text}";
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if (IPAddress.TryParse(strIp, out IPAddress ip))
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{
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_value = ip;
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ValueChanged?.Invoke(this, EventArgs.Empty);
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}
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else
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{
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_value = null;
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ValueChanged?.Invoke(this, EventArgs.Empty);
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}
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}
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[Browsable(true)]
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public new string Text
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{
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get => Value == null ? string.Empty : Value.ToString();
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set
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{
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if (!IPAddress.TryParse(value, out IPAddress ip))
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return;
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Value = ip;
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}
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}
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/// <summary>
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/// 获取输入的IP地址
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/// </summary>
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[DefaultValue(null)]
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public IPAddress Value
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{
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get => _value;
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set
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{
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_value = value;
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ValueChanged?.Invoke(this, EventArgs.Empty);
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if (value == null) return;
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byte[] bytes = value.GetAddressBytes();
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txt1.Text = bytes[0].ToString();
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txt2.Text = bytes[1].ToString();
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txt3.Text = bytes[2].ToString();
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txt4.Text = bytes[3].ToString();
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}
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}
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/// <summary>
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/// 设置主题样式
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/// </summary>
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/// <param name="uiColor">主题样式</param>
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public override void SetStyleColor(UIBaseStyle uiColor)
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{
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base.SetStyleColor(uiColor);
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fillColor = uiColor.EditorBackColor;
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foreColor = UIFontColor.Primary;
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txt1.BackColor = Enabled ? fillColor : FillDisableColor;
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txt1.ForeColor = UIFontColor.Primary;
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txt2.BackColor = Enabled ? fillColor : FillDisableColor;
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txt2.ForeColor = UIFontColor.Primary;
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txt3.BackColor = Enabled ? fillColor : FillDisableColor;
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txt3.ForeColor = UIFontColor.Primary;
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txt4.BackColor = Enabled ? fillColor : FillDisableColor;
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txt4.ForeColor = UIFontColor.Primary;
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}
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protected override void OnEnabledChanged(EventArgs e)
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{
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base.OnEnabledChanged(e);
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txt1.BackColor = Enabled ? fillColor : FillDisableColor;
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txt1.ForeColor = UIFontColor.Primary;
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txt2.BackColor = Enabled ? fillColor : FillDisableColor;
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txt2.ForeColor = UIFontColor.Primary;
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txt3.BackColor = Enabled ? fillColor : FillDisableColor;
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txt3.ForeColor = UIFontColor.Primary;
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txt4.BackColor = Enabled ? fillColor : FillDisableColor;
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txt4.ForeColor = UIFontColor.Primary;
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}
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/// <summary>
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/// 重载绘图
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/// </summary>
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/// <param name="e">绘图参数</param>
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protected override void OnPaint(PaintEventArgs e)
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{
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base.OnPaint(e);
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foreach (TextBox txt in Controls.OfType<TextBox>().Where(t => t != txt1))
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{
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e.Graphics.DrawString(".", Font, ForeColor, new Rectangle(txt.Left - 5, 0, 5, Height), ContentAlignment.MiddleCenter, 2);
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}
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}
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protected override void AfterSetForeColor(Color color)
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{
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base.AfterSetForeColor(color);
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txt1.ForeColor = color;
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txt2.ForeColor = color;
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txt3.ForeColor = color;
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txt4.ForeColor = color;
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}
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protected override void AfterSetFillColor(Color color)
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{
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base.AfterSetFillColor(color);
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txt1.BackColor = Enabled ? color : FillDisableColor;
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txt2.BackColor = Enabled ? color : FillDisableColor;
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txt3.BackColor = Enabled ? color : FillDisableColor;
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txt4.BackColor = Enabled ? color : FillDisableColor;
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}
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[DefaultValue(false)]
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[Description("是否只读"), Category("SunnyUI")]
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public bool ReadOnly
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{
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get => txt1.ReadOnly;
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set
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{
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txt1.ReadOnly = value;
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txt1.BackColor = Enabled ? FillColor : FillDisableColor;
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txt2.ReadOnly = value;
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txt2.BackColor = Enabled ? FillColor : FillDisableColor;
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txt3.ReadOnly = value;
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txt3.BackColor = Enabled ? FillColor : FillDisableColor;
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txt4.ReadOnly = value;
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txt4.BackColor = Enabled ? FillColor : FillDisableColor;
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}
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}
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protected override void OnPaddingChanged(EventArgs e)
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{
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base.OnPaddingChanged(e);
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UIIPTextBox_SizeChanged(null, null);
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}
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/// <summary>
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/// 重载鼠标按下事件
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/// </summary>
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/// <param name="e">鼠标参数</param>
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protected override void OnMouseDown(MouseEventArgs e)
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{
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ActiveControl = txt1;
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}
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private void InitializeComponent()
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{
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txt1 = new TextBox();
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txt2 = new TextBox();
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txt3 = new TextBox();
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txt4 = new TextBox();
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SuspendLayout();
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//
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// txt1
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//
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txt1.BackColor = Color.White;
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txt1.BorderStyle = BorderStyle.None;
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txt1.ImeMode = ImeMode.Disable;
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txt1.Location = new Point(6, 4);
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txt1.Margin = new Padding(3, 3, 10, 3);
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txt1.MaxLength = 3;
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txt1.Name = "txt1";
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txt1.Size = new Size(40, 22);
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txt1.TabIndex = 0;
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txt1.TextAlign = HorizontalAlignment.Center;
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//
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// txt2
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//
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txt2.BackColor = Color.White;
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txt2.BorderStyle = BorderStyle.None;
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txt2.ImeMode = ImeMode.Disable;
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txt2.Location = new Point(58, 3);
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txt2.Margin = new Padding(3, 3, 10, 3);
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txt2.MaxLength = 3;
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txt2.Name = "txt2";
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txt2.Size = new Size(40, 22);
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txt2.TabIndex = 0;
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txt2.TabStop = false;
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txt2.TextAlign = HorizontalAlignment.Center;
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//
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// txt3
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//
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txt3.BackColor = Color.White;
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txt3.BorderStyle = BorderStyle.None;
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txt3.ImeMode = ImeMode.Disable;
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txt3.Location = new Point(115, 3);
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txt3.Margin = new Padding(3, 3, 10, 3);
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txt3.MaxLength = 3;
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txt3.Name = "txt3";
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txt3.Size = new Size(40, 22);
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txt3.TabIndex = 0;
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txt3.TabStop = false;
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txt3.TextAlign = HorizontalAlignment.Center;
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//
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// txt4
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//
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txt4.BackColor = Color.White;
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txt4.BorderStyle = BorderStyle.None;
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txt4.ImeMode = ImeMode.Disable;
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txt4.Location = new Point(163, 3);
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txt4.Margin = new Padding(3, 3, 10, 3);
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txt4.MaxLength = 3;
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txt4.Name = "txt4";
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txt4.Size = new Size(40, 22);
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txt4.TabIndex = 0;
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txt4.TabStop = false;
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txt4.TextAlign = HorizontalAlignment.Center;
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//
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// UIIPTextBox
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//
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AutoScaleMode = AutoScaleMode.None;
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Controls.Add(txt4);
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Controls.Add(txt3);
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Controls.Add(txt2);
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Controls.Add(txt1);
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FillColor2 = Color.FromArgb(235, 243, 255);
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Name = "UIIPTextBox";
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Padding = new Padding(1);
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Size = new Size(219, 29);
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Style = UIStyle.Custom;
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SizeChanged += UIIPTextBox_SizeChanged;
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ResumeLayout(false);
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PerformLayout();
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}
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private System.Windows.Forms.TextBox txt1;
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private System.Windows.Forms.TextBox txt2;
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private System.Windows.Forms.TextBox txt3;
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private System.Windows.Forms.TextBox txt4;
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private void UIIPTextBox_SizeChanged(object sender, EventArgs e)
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{
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int w = (Width - RectSize * 2 - 28) / 4;
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txt1.Width = txt2.Width = txt3.Width = txt4.Width = w;
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txt1.Left = 8;
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txt2.Left = txt1.Right + 5;
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txt3.Left = txt2.Right + 5;
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txt4.Left = txt3.Right + 5;
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if (Height < UIGlobal.EditorMinHeight) Height = UIGlobal.EditorMinHeight;
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if (Height > UIGlobal.EditorMaxHeight) Height = UIGlobal.EditorMaxHeight;
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txt1.Height = Math.Min(Height - RectSize * 2, txt1.PreferredHeight);
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txt2.Height = Math.Min(Height - RectSize * 2, txt2.PreferredHeight);
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txt3.Height = Math.Min(Height - RectSize * 2, txt3.PreferredHeight);
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txt4.Height = Math.Min(Height - RectSize * 2, txt4.PreferredHeight);
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txt1.Top = txt2.Top = txt3.Top = txt4.Top = (Height - txt1.Height) / 2;
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}
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/// <summary>
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/// 重载字体变更
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/// </summary>
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/// <param name="e">参数</param>
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protected override void OnFontChanged(EventArgs e)
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{
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base.OnFontChanged(e);
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if (!InitializeComponentEnd) return;
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if (DefaultFontSize < 0 && txt1 != null) txt1.Font = this.Font;
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if (DefaultFontSize < 0 && txt2 != null) txt2.Font = this.Font;
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if (DefaultFontSize < 0 && txt3 != null) txt3.Font = this.Font;
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if (DefaultFontSize < 0 && txt4 != null) txt4.Font = this.Font;
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UIIPTextBox_SizeChanged(null, null);
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Invalidate();
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}
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}
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}
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