| 1 | #Region "Microsoft.VisualBasic::9ca8ed81894ce206c453ea25b3ab4e48, Microsoft.VisualBasic.Core\ApplicationServices\Tools\Win32\TaskManager.vb" |
| 2 | |
| 3 | ' Author: |
| 4 | ' |
| 5 | ' asuka (amethyst.asuka@gcmodeller.org) |
| 6 | ' xie (genetics@smrucc.org) |
| 7 | ' xieguigang (xie.guigang@live.com) |
| 8 | ' |
| 9 | ' Copyright (c) 2018 GPL3 Licensed |
| 10 | ' |
| 11 | ' |
| 12 | ' GNU GENERAL PUBLIC LICENSE (GPL3) |
| 13 | ' |
| 14 | ' |
| 15 | ' This program is free software: you can redistribute it and/or modify |
| 16 | ' it under the terms of the GNU General Public License as published by |
| 17 | ' the Free Software Foundation, either version 3 of the License, or |
| 18 | ' (at your option) any later version. |
| 19 | ' |
| 20 | ' This program is distributed in the hope that it will be useful, |
| 21 | ' but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 22 | ' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 23 | ' GNU General Public License for more details. |
| 24 | ' |
| 25 | ' You should have received a copy of the GNU General Public License |
| 26 | ' along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 27 | |
| 28 | |
| 29 | |
| 30 | ' /********************************************************************************/ |
| 31 | |
| 32 | ' Summaries: |
| 33 | |
| 34 | ' Module TaskManager |
| 35 | ' |
| 36 | ' Properties: CPU_Usages |
| 37 | ' |
| 38 | ' Function: ProcessUsage, ProcessUsageDetails |
| 39 | ' Structure TaskInfo |
| 40 | ' |
| 41 | ' Properties: CommandLine, CPU, Memory, PID, ProcessName |
| 42 | ' |
| 43 | ' Function: ToString |
| 44 | ' |
| 45 | ' |
| 46 | ' |
| 47 | ' |
| 48 | ' /********************************************************************************/ |
| 49 | |
| 50 | #End Region |
| 51 | |
| 52 | Imports System.Xml.Serialization |
| 53 | Imports Microsoft.VisualBasic.Language |
| 54 | Imports Microsoft.VisualBasic.Serialization.JSON |
| 55 | Imports sys = System.Math |
| 56 | |
| 57 | Namespace Win32 |
| 58 | |
| 59 | ''' <summary> |
| 60 | ''' Windows的任务管理器的接口 |
| 61 | ''' </summary> |
| 62 | Public Module TaskManager |
| 63 | |
| 64 | ''' <summary> |
| 65 | ''' Using this property you can display the CPU usage (over all CPU usage like you would find on the task manager) |
| 66 | ''' </summary> |
| 67 | ''' <returns></returns> |
| 68 | Public ReadOnly Property CPU_Usages As New PerformanceCounter("Processor", "% Processor Time", "_Total") |
| 69 | |
| 70 | ''' <summary> |
| 71 | ''' 类似于任务管理器的函数:Memory, CPU, ProcessName, PID, CommandLine |
| 72 | ''' </summary> |
| 73 | ''' <returns>Memory, CPU</returns> |
| 74 | ''' <remarks></remarks> |
| 75 | Public Function ProcessUsageDetails() As List(Of TaskInfo) |
| 76 | Dim counterList As New List(Of TaskInfo) |
| 77 | |
| 78 | Try |
| 79 | Dim proc As Process() = Process.GetProcesses |
| 80 | |
| 81 | For Each P As Process In proc |
| 82 | Dim pCounter As New PerformanceCounter("Process", "% Processor Time", P.ProcessName) |
| 83 | |
| 84 | counterList += New TaskInfo With { |
| 85 | .Memory = P.WorkingSet64, |
| 86 | .CPU = sys.Round(pCounter.NextValue, 2), |
| 87 | .ProcessName = P.ProcessName, |
| 88 | .PID = P.Id, |
| 89 | .CommandLine = P.StartInfo.FileName & " " & P.StartInfo.Arguments |
| 90 | } |
| 91 | Next |
| 92 | Catch ex As Exception |
| 93 | Call App.LogException(ex) |
| 94 | Call ex.PrintException |
| 95 | End Try |
| 96 | |
| 97 | Return counterList |
| 98 | End Function |
| 99 | |
| 100 | Public Structure TaskInfo |
| 101 | |
| 102 | <XmlAttribute> Public Property PID As Integer |
| 103 | <XmlAttribute> Public Property CommandLine As String |
| 104 | <XmlAttribute> Public Property ProcessName As String |
| 105 | <XmlAttribute> Public Property CPU As Double |
| 106 | <XmlAttribute> Public Property Memory As Long |
| 107 | |
| 108 | Default Public ReadOnly Property GetValue(name$) As Object |
| 109 | Get |
| 110 | Select Case name |
| 111 | Case NameOf(PID) |
| 112 | Return PID |
| 113 | |
| 114 | Case NameOf(CommandLine) |
| 115 | Return CommandLine |
| 116 | |
| 117 | Case NameOf(ProcessName) |
| 118 | Return ProcessName |
| 119 | |
| 120 | Case NameOf(CPU) |
| 121 | Return CPU |
| 122 | |
| 123 | Case NameOf(Memory) |
| 124 | Return Memory |
| 125 | |
| 126 | Case Else |
| 127 | Throw New Exception($"Unable found key '{name}' in: " & GetJson) |
| 128 | End Select |
| 129 | End Get |
| 130 | End Property |
| 131 | |
| 132 | Public Overrides Function ToString() As String |
| 133 | Return Me.GetJson |
| 134 | End Function |
| 135 | End Structure |
| 136 | |
| 137 | ''' <summary> |
| 138 | ''' 获取CPU的使用率 |
| 139 | ''' </summary> |
| 140 | ''' <returns></returns> |
| 141 | ''' <remarks></remarks> |
| 142 | Public Function ProcessUsage() As Double |
| 143 | Dim tasks As List(Of TaskInfo) = ProcessUsageDetails() |
| 144 | Dim usage As Double = tasks _ |
| 145 | .Sum(Function(proc) CType(proc("CPU"), Double)) |
| 146 | Return usage |
| 147 | End Function |
| 148 | End Module |
| 149 | End Namespace |