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