C#下基于控件的系统托盘与退出保护设计源码与贴图.doc

using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;using System.Runtime.InteropServices;/加动态链接库需要namespace WindowsFormsApplication2 public partial class Form1 : Form DllImport(winio.dll) public static extern bool InitializeWinIo(); DllImport(winio.dll) public static extern bool GetPortVal(IntPtr wPortAddr, out int pdwPortVal, byte bSize); DllImport(winio.dll) public static extern bool SetPortVal(uint wPortAddr, IntPtr dwPortVal, byte bSize); DllImport(winio.dll) public static extern byte MapPhysToLin(byte pbPhysAddr, uint dwPhysSize, IntPtr PhysicalMemoryHandle); DllImport(winio.dll) public static extern bool UnmapPhysicalMemory(IntPtr PhysicalMemoryHandle, byte pbLinAddr); DllImport(winio.dll) public static extern bool GetPhysLong(IntPtr pbPhysAddr, byte pdwPhysVal); DllImport(winio.dll) public static extern bool SetPhysLong(IntPtr pbPhysAddr, byte dwPhysVal); DllImport(winio.dll) public static extern void ShutdownWinIo(); DllImport(user32.dll) public static extern int MapVirtualKey(uint Ucode, uint uMapType); public bool DllLoadResult = false; public bool SystemExitFlag = false;/阻止关闭钮非法退出,只允许从托盘退出 public Form1() InitializeComponent(); private void Form1_FormClosing(object sender, FormClosingEventArgs e) /捕捉窗体Close事件,关闭窗口时提示 if (SystemExitFlag & MessageBox.Show(请您确认是否退出(Y/N), 系统提示, MessageBoxButtons.YesNo, MessageBoxIcon.Information) = DialogResult.Yes) try ShutdownWinIo();/卸载WinIO catch (System.Exception error) /WinIO卸载失败异常 if (DllLoadResult) MessageBox.Show(error.Message, 系统提示, MessageBoxButtons.OK, MessageBoxIcon.Error); e.Cancel = false;/允许退出系统 else e.Cancel = true;/阻止退出系统 this.WindowState = System.Windows.Forms.FormWindowState.Normal; this.Visible = false;/隐藏窗体转换 notifyIcon1.Icon = System.Drawing.Icon.ExtractAssociatedIcon(Power.ico);/显示隐藏的托盘图标/ MessageBox.Show(请从系统托盘中退出!, 系统提示, MessageBoxButtons.OK, MessageBoxIcon.Warning); private void timer1_Tick(object sender, EventArgs e) /Timer定时到事件 toolStripStatusLabel3.Text = System.DateTime.Now.ToString(); if (toolStripProgressBar1.Value = 1; i-) (CheckBox)this.Controls.Find(checkBox + i, true)0).Checked = (pdwPortVal & (1 (8 - i) != 0; /* for (int i = 0; i 8; i+) switch (i) case 0: checkBox8.Checked = (pdwPortVal & (1 i) != 0; break; case 1: checkBox7.Checked = (pdwPortVal & (1 i) != 0; break; case 2: checkBox6.Checked = (pdwPortVal & (1 i) != 0; break; case 3: checkBox5.Checked = (pdwPortVal & (1 i) != 0; break; case 4: checkBox4.Checked = (pdwPortVal & (1 i) != 0; break; case 5: checkBox3.Checked = (pdwPortVal & (1 i) != 0; break; case 6: checkBox2.Checked = (pdwPortVal & (1 i) != 0; break; case 7: checkBox1.Checked = (pdwPortVal & (1 = 0 & ch = A & ch = (char)Keys.D0 & ch = (char)Keys.A & ch = (char)Keys.F) switch (ch) case (char)Keys.Back:/退格 case (char)Keys.Enter:/回车 break;/放过 default: e.KeyChar = x0;/放弃输入的非法字符 MessageBox.Show(请正确输入16进制数!, 系统提示, MessageBoxButtons.OK, MessageBoxIcon.Error); break; else /合法16进制数 e.KeyChar = ch;/强制转换为大写字母 private void button3_Click(object sender, EventArgs e) /WinIO读操作 int pdwPortVal = 0; try uint wPortAddr = Convert.ToUInt32(comboBox1.Text, 16) + 1;/状态口 if (GetPortVal(IntPtr)wPortAddr, out pdwPortVal, sizeof(byte) textBox3.Text = string.Format(0:X02, (byte)pdwPortVal); else MessageBox.Show(WinIO读操作失败!, 系统提示, MessageBoxButtons.OK, MessageBoxIcon.Error); catch (System.Exception error) /读出操作异常处理 MessageBox.Show(error.Message, 系统提示, MessageBoxButtons.OK, MessageBoxIcon.Error); for (int i = 9; i = 16; i+) (CheckBox)this.Controls.Find(checkBox + i, true)0).Checked = (pdwPortVal & (1 (i - 9) != 0; /* for (int i = 0; i 8; i+) switch (i) case 0: checkBox9.Checked = (pdwPortVal & (1 i) != 0; break; case 1: checkBox10.Checked = (pdwPortVal & (1 i) != 0; break; case 2: checkBox11.Checked = (pdwPortVal & (1 i) != 0; break; case 3: checkBox12.Checked = (pdwPortVal & (1 i) != 0; break; case 4: checkBox13.Checked = (pdwPortVal & (1 i) != 0; break; case 5: checkBox14.Checked = (pdwPortVal & (1 i) != 0; break; case 6: checkBox15.Checked = (pdwPortVal & (1 i) != 0; break; case 7: checkBox16.Checked = (pdwPortVal & (1 = 0 & ch = A & ch = (char)Keys.D0 & ch = (char)Keys.A & ch = (char)Keys.F) switch (ch) case (char)Keys.Back:/退格 case (char)Keys.Enter:/回车 break;/放过 default:/捕捉到的非法字符 e.KeyChar = x0;/放弃输入的非法字符 MessageBox.Show(请正确输入16进制数!, 系统提示, MessageBoxButtons.OK, MessageBoxIcon.Error); break; else /合法16进制数 e.KeyChar = ch;/强制转换为大写字母 private void button4_Click(object sender, EventArgs e) /控制口WinIO写操作 try uint wPortAddr = Convert.ToUInt32(comboBox1.Text, 16) + 2;/控制口 int pdwPortVal = Convert.ToInt32(textBox4.Text, 16); if (!SetPortVal(wPortAddr, (IntPtr)pdwPortVal, sizeof(byte) MessageBox.Show(WinIO写入操作失败!, 系统提示, MessageBoxButtons.OK, MessageBoxIcon.Error); catch (System.Exception error) /写入操作异常处理 MessageBox.Show(error.Message, 系统提示, MessageBoxButtons.OK, MessageBoxIcon.Error); private void button5_Click(object sender, EventArgs e) /控制口WinIO读操作 int pdwPortVal = 0; try uint wPortAddr = Convert.ToUInt32(comboBox1.Text, 16) + 2;/控制口 if (GetPortVal(IntPtr)wPortAddr, out pdwPortVal, sizeof(byte) textBox5.Text = string.Format(0:X02, (byte)pdwPortVal); else MessageBox.Show(WinIO读操作失败!, 系统提示, MessageBoxButtons.OK, MessageBoxIcon.Error); catch (System.Exception error) /读出操作异常处理 MessageBox.Show(error.Message, 系统提示, MessageBoxButtons.OK, MessageBoxIcon.Error); for (int i = 17; i = 24; i+) (CheckBox)this.Controls.Find(checkBox + i, true)0).Checked = (pdwPortVal & (1 (i - 17) != 0; /* for (int i = 0; i 8; i+) switch (i) case 0: checkBox17.Checked = (pdwPortVal & (1 i) != 0; break; case 1: checkBox18.Checked = (pdwPortVal & (1 i) != 0; break; case 2: checkBox19.Checked = (pdwPortVal & (1 i) != 0; break; case 3: checkBox20.Checked = (pdwPortVal & (1 i) != 0; break; case 4: checkBox21.Checked = (pdwPortVal & (1 i) != 0; break; case 5: checkBox22.Checked = (pdwPortVal & (1 i) != 0; break; case 6: checkBox23.Checked = (pdwPortVal & (1 i) != 0; break; case 7: checkBox24.Checked = (pdwPortVal & (1 i) != 0; break; */ private void xToolStripMenuItem_Click(object sender, EventArgs e) /主菜单内退出系统 SystemExitFlag = false;/只能从托盘退出系统 Close();/警告后继续/或 Application.Exit(); private void aToolStripMenuItem_Click(object sender, EventArgs e) /主菜单的帮助 MessageBox.Show(C#学习菜鸟作nHotP, 并口调试帮助提示, MessageBoxButtons.OK); private void textBox3_KeyPress(object sender, KeyPressEventArgs e) if (e.KeyChar != (char)Keys.Back)/只允许退格建 MessageBox.Show(不能输入字符!, 系统提示, MessageBoxButtons.OK); e.KeyChar = 0;/不允许输入字符 private void textBox2_KeyPress(object sender, KeyPressEventArgs e) if (e.KeyChar != (char)Keys.Back)/只允许退格建 MessageBox.Show(不能输入字符!, 系统提示, MessageBoxButtons.OK); e.KeyChar = 0;/不允许输入字符 private void textBox5_KeyPress(object sender, KeyPressEventArgs e) if (e.KeyChar != (char)Keys.Back)/只允许退格建 MessageBox.Show(不能输入字符!, 系统提示, MessageBoxButtons.OK); e.KeyChar = 0;/不允许输入字符 private void notifyIcon1_MouseClick(object sender, MouseEventArgs e) /鼠标右键系统托盘事件处理 contextMenuStrip1.Visible = e.Button = MouseButtons.Right;/显示菜单 private void notifyIcon1_MouseDoubleClick(object sender, MouseEventArgs e) /鼠标双击系统托盘事件处理 this.Visible = !this.Visible;/隐藏/显示窗体转换 if (this.Visible)/准备显示窗体 /防止最小化不正常显示窗体 notifyIcon1.Icon = System.Drawing.Icon.ExtractAssociatedIcon(Hot.ico); this.WindowState = System.