82 lines
2.3 KiB
C#
82 lines
2.3 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace JJMediSys
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{
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public partial class ReadBarcode : Form
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{
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[DllImport("user32.dll")]//*********************拖动无窗体的控件
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public static extern bool ReleaseCapture();
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[DllImport("user32.dll")]
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public static extern bool SendMessage(IntPtr hwnd, int wMsg, int wParam, int lParam);
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public const int WM_SYSCOMMAND = 0x0112;
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public const int SC_MOVE = 0xF010;
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public const int HTCAPTION = 0x0002;
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public ReadBarcode()
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{
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InitializeComponent();
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}
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private void ReadBarcode_Load(object sender, EventArgs e)
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{
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int x = (Screen.PrimaryScreen.WorkingArea.Width - this.Width) / 2;
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int y = (Screen.PrimaryScreen.WorkingArea.Height - this.Height) / 2;
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this.Location = new Point(x, y);
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TextInput.Focus();
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}
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private void ReadBarcode_MouseDown(object sender, MouseEventArgs e)
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{
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ReleaseCapture();
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SendMessage(this.Handle, WM_SYSCOMMAND, SC_MOVE + HTCAPTION, 0);
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}
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private void PicClose_Click(object sender, EventArgs e)
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{
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DialogResult = DialogResult.Cancel;
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this.Close();
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}
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private void TextInput_KeyPress(object sender, KeyPressEventArgs e)
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{
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if (e.KeyChar == 13)
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{
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string currentInput = TextInput.Text.Trim();
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if (string.IsNullOrWhiteSpace(currentInput))
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{
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return;
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}
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DialogResult = DialogResult.OK;
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this.Close();
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}
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}
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private void BYes_Click(object sender, EventArgs e)
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{
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DialogResult = DialogResult.Cancel;
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this.Close();
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}
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// 定义一个属性来获取用户输入的字符串
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public string InputString
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{
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get { return TextInput.Text; } // 假设你的TextBox名字是textBoxInput
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}
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private void timer1_Tick(object sender, EventArgs e)
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{
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TextInput.Focus();
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}
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}
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}
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