云商品增加分组

TEMUKJD/UserComponent/InputDialog.cs

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+using System;
+using System.Drawing;
+using System.Windows.Forms;
+
+namespace TemuKJD.UserComponent;
+
+public class InputDialog : Form
+{
+	private TextBox txtInput;
+	private Button btnOk;
+	private Button btnCancel;
+
+	/// <summary>用户输入的内容（点确定后有效）</summary>
+	public string InputText { get; private set; } = string.Empty;
+
+	public InputDialog(string prompt, string title = "输入", string defaultValue = "")
+	{
+		// 窗体基本设置
+		this.Text = title;
+		this.FormBorderStyle = FormBorderStyle.FixedDialog;
+		this.StartPosition = FormStartPosition.CenterParent;
+		this.MaximizeBox = false;
+		this.MinimizeBox = false;
+		this.ClientSize = new Size(360, 130);
+
+		// 提示标签
+		var lblPrompt = new Label
+		{
+			Text = prompt,
+			Location = new Point(15, 15),
+			AutoSize = true,
+			MaximumSize = new Size(330, 0)
+		};
+
+		// 输入框
+		txtInput = new TextBox
+		{
+			Text = defaultValue,
+			Location = new Point(15, 45),
+			Width = 330
+		};
+		txtInput.SelectAll();
+
+		// 确定按钮
+		btnOk = new Button
+		{
+			Text = "确定",
+			DialogResult = DialogResult.OK,
+			Location = new Point(185, 85),
+			Width = 75
+		};
+		btnOk.Click += (s, e) =>
+		{
+			InputText = txtInput.Text;
+			this.DialogResult = DialogResult.OK;
+			this.Close();
+		};
+
+		// 取消按钮
+		btnCancel = new Button
+		{
+			Text = "取消",
+			DialogResult = DialogResult.Cancel,
+			Location = new Point(270, 85),
+			Width = 75
+		};
+
+		this.Controls.AddRange(new Control[] { lblPrompt, txtInput, btnOk, btnCancel });
+		this.AcceptButton = btnOk;
+		this.CancelButton = btnCancel;
+	}
+
+	/// <summary>便捷静态方法：弹出输入框并返回输入内容，取消返回 null</summary>
+	public static string Show(string prompt, string title = "输入", string defaultValue = "")
+	{
+		using (var dlg = new InputDialog(prompt, title, defaultValue))
+		{
+			return dlg.ShowDialog() == DialogResult.OK ? dlg.InputText : null;
+		}
+	}
+}