13518219792
'
十載的德江網站建設經驗，針對設計、前端、開發、售后、文案、推廣等六對一服務，響應快，48小時及時工作處理。網絡營銷推廣的優勢是能夠根據用戶設備顯示端的尺寸不同，自動調整德江建站的顯示方式，使網站能夠適用不同顯示終端，在瀏覽器中調整網站的寬度，無論在任何一種瀏覽器上瀏覽網站，都能展現優雅布局與設計，從而大程度地提升瀏覽體驗。創新互聯從事“德江網站設計”,“德江網站推廣”以來，每個客戶項目都認真落實執行。
'！！！重要：首先要添加“引用”一個dll，選擇“System?Management”；
'
Imports?Microsoft.VisualBasic
Imports?System
Imports?System.Collections.Generic
Imports?System.ComponentModel
Imports?System.Data
Imports?System.Drawing
Imports?System.Text
Imports?System.Windows.Forms
Imports?System.Management
Imports?System.IO
Namespace?WindowsApplication1
Partial?Public?Class?Form1
Inherits?Form
Public?Sub?New()
InitializeComponent()
End?Sub
Private?Sub?button1_Click(ByVal?sender?As?Object,?ByVal?e?As?EventArgs)
'獲取CPU編號
Dim?[MyClass]?As?New?ManagementClass("Win32_Processor")
Dim?MyCollection?As?ManagementObjectCollection?=?[MyClass].GetInstances()
Dim?MyInfo?As?String?=?"當前系統CPU編號是："
Dim?MyCPUID?As?String?=?""
For?Each?MyObject?As?ManagementObject?In?MyCollection
MyCPUID?=?MyObject.Properties("ProcessorId").Value.ToString()
Exit?For
Next?MyObject
MyInfo?=?MyCPUID
MessageBox.Show(MyInfo,?"信息提示",?MessageBoxButtons.OK,?MessageBoxIcon.Information)
End?Sub
Private?Sub?button2_Click(ByVal?sender?As?Object,?ByVal?e?As?EventArgs)
'獲取計算機CPU的當前電壓
Dim?MyInfo?As?String?=?"計算機CPU的當前電壓是："
Dim?MySearcher?As?New?ManagementObjectSearcher("SELECT?*?FROM?Win32_Processor")
For?Each?MyObject?As?ManagementObject?In?MySearcher.Get()
Try
MyInfo?=?ControlChars.Lf??String.Format("CurrentVoltage?:?"??MyObject("CurrentVoltage").ToString())
MyInfo?=?ControlChars.Lf??"========================================================="
Catch
End?Try
Next?MyObject
MessageBox.Show(MyInfo,?"信息提示",?MessageBoxButtons.OK,?MessageBoxIcon.Information)
End?Sub
Private?Sub?button3_Click(ByVal?sender?As?Object,?ByVal?e?As?EventArgs)
'獲取計算機CPU的外部頻率
Dim?MyInfo?As?String?=?"計算機CPU的外部頻率是："
Dim?MySearcher?As?New?ManagementObjectSearcher("SELECT?*?FROM?Win32_Processor")
For?Each?MyObject?As?ManagementObject?In?MySearcher.Get()
Try
MyInfo?=?ControlChars.Lf??String.Format("ExtClock?:?"??MyObject("ExtClock").ToString())
MyInfo?=?ControlChars.Lf??"========================================================="
Catch
End?Try
Next?MyObject
MessageBox.Show(MyInfo,?"信息提示",?MessageBoxButtons.OK,?MessageBoxIcon.Information)
End?Sub
Private?Sub?button4_Click(ByVal?sender?As?Object,?ByVal?e?As?EventArgs)
'獲取計算機CPU的二級緩存
Dim?MyInfo?As?String?=?"計算機CPU的二級緩存尺寸是："
Dim?MySearcher?As?New?ManagementObjectSearcher("SELECT?*?FROM?Win32_Processor")
For?Each?MyObject?As?ManagementObject?In?MySearcher.Get()
MyInfo?=?ControlChars.Lf??String.Format("L2CacheSize:?"??MyObject("L2CacheSize").ToString())
MyInfo?=?ControlChars.Lf??"========================================================="
Next?MyObject
MessageBox.Show(MyInfo,?"信息提示",?MessageBoxButtons.OK,?MessageBoxIcon.Information)
End?Sub
Private?Sub?button5_Click(ByVal?sender?As?Object,?ByVal?e?As?EventArgs)
'獲取計算機CPU的制造商名稱
Dim?MyInfo?As?String?=?"計算機CPU的制造商名稱是："
Dim?MySearcher?As?New?ManagementObjectSearcher("SELECT?*?FROM?Win32_Processor")
For?Each?MyObject?As?ManagementObject?In?MySearcher.Get()
MyInfo?=?ControlChars.Lf??String.Format("Manufacturer?:?"??MyObject("Manufacturer").ToString())
MyInfo?=?ControlChars.Lf??"========================================================="
Next?MyObject
MessageBox.Show(MyInfo,?"信息提示",?MessageBoxButtons.OK,?MessageBoxIcon.Information)
End?Sub
Private?Sub?button6_Click(ByVal?sender?As?Object,?ByVal?e?As?EventArgs)
'獲取計算機CPU的產品名稱
Dim?MyInfo?As?String?=?"計算機CPU的產品名稱是："
Dim?MySearcher?As?New?ManagementObjectSearcher("SELECT?*?FROM?Win32_Processor")
For?Each?MyObject?As?ManagementObject?In?MySearcher.Get()
MyInfo?=?ControlChars.Lf??String.Format("Name?:?"??MyObject("Name").ToString())
MyInfo?=?ControlChars.Lf??"========================================================="
Next?MyObject
MessageBox.Show(MyInfo,?"信息提示",?MessageBoxButtons.OK,?MessageBoxIcon.Information)
End?Sub
Private?Sub?button7_Click(ByVal?sender?As?Object,?ByVal?e?As?EventArgs)
'獲取計算機CPU的版本信息
Dim?MyInfo?As?String?=?"計算機CPU的版本信息如下："
Dim?MySearcher?As?New?ManagementObjectSearcher("SELECT?*?FROM?Win32_Processor")
For?Each?MyObject?As?ManagementObject?In?MySearcher.Get()
MyInfo?=?ControlChars.Lf??String.Format("Version:?"??MyObject("Version").ToString())
MyInfo?=?ControlChars.Lf??"========================================================="
Next?MyObject
MessageBox.Show(MyInfo,?"信息提示",?MessageBoxButtons.OK,?MessageBoxIcon.Information)
End?Sub
Private?Sub?button8_Click(ByVal?sender?As?Object,?ByVal?e?As?EventArgs)
'獲取計算機CPU的當前使用百分比?注意要把SQLserver或者其他耗CPU的軟件開著否則看不到效果就一直為0
Dim?MyInfo?As?String?=?"計算機CPU的當前使用百分比是："
Dim?MySearcher?As?New?ManagementObjectSearcher("SELECT?*?FROM?Win32_Processor")
For?Each?MyObject?As?ManagementObject?In?MySearcher.Get()
MyInfo?=?ControlChars.Lf??String.Format("LoadPercentage?:?"??MyObject("LoadPercentage").ToString())
MyInfo?=?ControlChars.Lf??"========================================================="
Next?MyObject
MessageBox.Show(MyInfo,?"信息提示",?MessageBoxButtons.OK,?MessageBoxIcon.Information)
End?Sub
Private?Sub?button9_Click(ByVal?sender?As?Object,?ByVal?e?As?EventArgs)
'獲取計算機CPU的最大時鐘頻率
Dim?MyInfo?As?String?=?"計算機CPU的最大時鐘頻率是："
Dim?MySearcher?As?New?ManagementObjectSearcher("SELECT?*?FROM?Win32_Processor")
For?Each?MyObject?As?ManagementObject?In?MySearcher.Get()
MyInfo?=?ControlChars.Lf??String.Format("MaxClockSpeed?:?"??MyObject("MaxClockSpeed").ToString())
MyInfo?=?ControlChars.Lf??"========================================================="
Next?MyObject
MessageBox.Show(MyInfo,?"信息提示",?MessageBoxButtons.OK,?MessageBoxIcon.Information)
End?Sub
Private?Sub?button10_Click(ByVal?sender?As?Object,?ByVal?e?As?EventArgs)
'獲取計算機CPU的當前時鐘頻率
Dim?MyInfo?As?String?=?"計算機CPU的當前時鐘頻率是："
Dim?MySearcher?As?New?ManagementObjectSearcher("SELECT?*?FROM?Win32_Processor")
For?Each?MyObject?As?ManagementObject?In?MySearcher.Get()
MyInfo?=?ControlChars.Lf??String.Format("CurrentClockSpeed?:?"??MyObject("CurrentClockSpeed").ToString())
MyInfo?=?ControlChars.Lf??"========================================================="
Next?MyObject
MessageBox.Show(MyInfo,?"信息提示",?MessageBoxButtons.OK,?MessageBoxIcon.Information)
End?Sub
Private?Sub?button11_Click(ByVal?sender?As?Object,?ByVal?e?As?EventArgs)
'獲取計算機的CPU地址寬度
Dim?MyInfo?As?String?=?"當前計算機的CPU地址寬度是："
Dim?MySearcher?As?New?ManagementObjectSearcher("SELECT?*?FROM?Win32_Processor")
For?Each?MyObject?As?ManagementObject?In?MySearcher.Get()
MyInfo?=?ControlChars.Lf??String.Format("AddressWidth:?"??MyObject("AddressWidth").ToString())
MyInfo?=?ControlChars.Lf??"========================================================="
Next?MyObject
MessageBox.Show(MyInfo,?"信息提示",?MessageBoxButtons.OK,?MessageBoxIcon.Information)
End?Sub
Private?Sub?button14_Click(ByVal?sender?As?Object,?ByVal?e?As?EventArgs)
'獲取計算機的CPU數據寬度
Dim?MyInfo?As?String?=?"當前計算機的CPU數據寬度是："
Dim?MySearcher?As?New?ManagementObjectSearcher("SELECT?*?FROM?Win32_Processor")
For?Each?MyObject?As?ManagementObject?In?MySearcher.Get()
MyInfo?=?ControlChars.Lf??String.Format("DataWidth?:?"??MyObject("DataWidth").ToString())
MyInfo?=?ControlChars.Lf??"========================================================="
Next?MyObject
MessageBox.Show(MyInfo,?"信息提示",?MessageBoxButtons.OK,?MessageBoxIcon.Information)
End?Sub
End?Class
用2個單選控件
按鈕下 如果 單選控件1狀態是選中的 就顯示窗體2 不是則顯示窗體3
或者 你可以顯示 圖像框控件2
vb.net的話
For
Each
sp
As
String
In
My.Computer.Ports.SerialPortNames
cbxport.Items.Add(sp)
Next
vb6.0的話要調用API查看串口相關信息存在的注冊表。
HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP\SERIALCOMM
通過讀注冊表的方法獲得串口數量，當然也可以獲得串口號了。
Option
Explicit
Private
Declare
Function
RegOpenKey
Lib
"advapi32.dll
"
Alias
"RegOpenKeyA
"
(ByVal
hKey
As
Long,
ByVal
lpSubKey
As
String,
phkResult
As
Long)
As
Long
Private
Declare
Function
RegQueryInfoKey
Lib
"advapi32.dll
"
Alias
"RegQueryInfoKeyA
"
(ByVal
hKey
As
Long,
ByVal
lpClass
As
String,
lpcbClass
As
Long,
ByVal
lpReserved
As
Long,
lpcSubKeys
As
Long,
lpcbMaxSubKeyLen
As
Long,
lpcbMaxClassLen
As
Long,
lpcValues
As
Long,
lpcbMaxValueNameLen
As
Long,
lpcbMaxValueLen
As
Long,
lpcbSecurityDescriptor
As
Long,
lpftLastWriteTime
As
Long)
As
Long
Private
Const
HKEY_LOCAL_MACHINE
=
H80000002
'
獲得當前系統的
COM
口的數量
Function
GetCOMCount()
As
Integer
Dim
ret
As
Long,
cntCOM
As
Long
RegOpenKey
HKEY_LOCAL_MACHINE,
"HARDWARE\DEVICEMAP\SERIALCOMM
",
ret
RegQueryInfoKey
ret,
"
",
0,
0,
0,
0,
0,
cntCOM,
0,
0,
0,
GetCOMCount
=
cntCOM
End
Function
Private
Sub
Command1_Click()
MsgBox
"您的機器有
"
GetCOMCount
"
個串口。
",
vbOKOnly,
"串口數量
"
End
Sub
把圖片存入資源，或把路徑存放變量，在a,b的click事件中加載即可
