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ResourceMonitor.ahk
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/*
bug.n -- tiling window management
Copyright (c) 2010-2019 Joshua Fuhs, joten
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
@license GNU General Public License version 3
../LICENSE.md or <http://www.gnu.org/licenses/>
@version 9.1.0
*/
ResourceMonitor_init() {
Global Config_readinDiskLoad, Config_readinNetworkLoad, ResourceMonitor_hDrive
If Config_readinDiskLoad
ResourceMonitor_hDrive := DllCall("CreateFile", "Str", "\\.\PhysicalDrive0", "UInt", 0, "UInt", 3, "UInt", 0, "UInt", 3, "UInt", 0, "UInt", 0)
;; This call may lead to bug.n hanging (bug 019005).
If Config_readinNetworkLoad
ResourceMonitor_getNetworkInterface()
}
ResourceMonitor_cleanup() {
Global Config_readinDiskLoad, ResourceMonitor_hDrive
If Config_readinDiskLoad
DllCall("CloseHandle", "UInt", ResourceMonitor_hDrive) ;; used in ResourceMonitor_getDiskLoad
}
ResourceMonitor_bytesToString(b) {
If (b > 1047527424) {
b /= 1024 * 1024 * 1024
unit := "GB"
} Else If (b > 1022976) {
b /= 1024 * 1024
unit := "MB"
} Else If (b > 999) {
b /= 1024
unit := "kB"
} Else {
unit := " B"
}
b := Round(b, 1)
If (b > 99.9 Or unit = " B")
b := Round(b, 0)
Return, SubStr(" " b, -3) . unit
}
ResourceMonitor_getBatteryStatus(ByRef batteryLifePercent, ByRef acLineStatus) {
VarSetCapacity(powerStatus, (1 + 1 + 1 + 1 + 4 + 4))
success := DllCall("GetSystemPowerStatus", "UInt", &powerStatus)
If (ErrorLevel != 0 Or success = 0) {
MsgBox 16, Power Status, Can't get the power status...
Return
}
acLineStatus := NumGet(powerStatus, 0, "Char")
batteryLifePercent := NumGet(powerStatus, 2, "Char")
If acLineStatus = 0
acLineStatus = off
Else If acLineStatus = 1
acLineStatus = on
Else If acLineStatus = 255
acLineStatus = ?
If batteryLifePercent = 255
batteryLifePercent = ???
}
;; PhiLho: AC/Battery status (http://www.autohotkey.com/forum/topic7633.html)
ResourceMonitor_getDiskLoad(ByRef readLoad, ByRef writeLoad) {
Global ResourceMonitor_hDrive
Static oldReadCount, oldWriteCount
nReturn := oldReadCount := oldWriteCount := 0
dpSize := 5 * 8 + 4 + 4 + 4 + 4 + 8 + 4 + 8 * (A_IsUnicode ? 2 : 1) + 12 ;; 88?
VarSetCapacity(dp, dpSize)
DllCall("DeviceIoControl", "UInt", ResourceMonitor_hDrive, "UInt", 0x00070020, "UInt", 0, "UInt", 0, "UInt", &dp, "UInt", dpSize, "UIntP", nReturn, "UInt", 0) ;; IOCTL_DISK_PERFORMANCE
newReadCount := NumGet(dp, 40)
newWriteCount := NumGet(dp, 44)
readLoad := SubStr(" " Round((1 - 1 / (1 + newReadCount - oldReadCount)) * 100), -2)
writeLoad := SubStr(" " Round((1 - 1 / (1 + newWriteCount - oldWriteCount)) * 100), -2)
oldReadCount := newReadCount
oldWriteCount := newWriteCount
}
;; fures: System + Network monitor - with net history graph (http://www.autohotkey.com/community/viewtopic.php?p=260329)
;; SKAN: HDD Activity Monitoring LED (http://www.autohotkey.com/community/viewtopic.php?p=113890&sid=64d9824fdf252697ff4d5026faba91f8#p113890)
ResourceMonitor_getMemoryUsage() {
VarSetCapacity(memoryStatus, 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4)
DllCall("kernel32.dll\GlobalMemoryStatus", "UInt", &memoryStatus)
Return, SubStr(" " Round(*(&memoryStatus + 4)), -2) ;; LS byte is enough, 0..100
}
;; fures: System + Network monitor - with net history graph (http://www.autohotkey.com/community/viewtopic.php?p=260329)
ResourceMonitor_getNetworkInterface() {
Global Config_readinNetworkLoad, ResourceMonitor_networkInterface
objWMIService := ComObjGet("winmgmts:{impersonationLevel=impersonate}!\\" . A_ComputerName . "\root\cimv2")
WQLQuery := "SELECT * FROM Win32_PerfFormattedData_Tcpip_NetworkInterface WHERE Name LIKE '%" . Config_readinNetworkLoad . "%'"
ResourceMonitor_networkInterface := objWMIService.ExecQuery(WQLQuery).ItemIndex(0)
}
;; Pillus: System monitor (HDD/Wired/Wireless) using keyboard LEDs (http://www.autohotkey.com/board/topic/65308-system-monitor-hddwiredwireless-using-keyboard-leds/)
ResourceMonitor_getNetworkLoad(ByRef upLoad, ByRef dnLoad) {
Global ResourceMonitor_networkInterface
ResourceMonitor_networkInterface.Refresh_
dnLoad := ResourceMonitor_bytesToString(ResourceMonitor_networkInterface.BytesReceivedPerSec) . "/s"
upLoad := ResourceMonitor_bytesToString(ResourceMonitor_networkInterface.BytesSentPerSec) . "/s"
}
;; Pillus: System monitor (HDD/Wired/Wireless) using keyboard LEDs (http://www.autohotkey.com/board/topic/65308-system-monitor-hddwiredwireless-using-keyboard-leds/)
ResourceMonitor_getSystemTimes() {
;; Total CPU Load
Static oldIdleTime, oldKrnlTime, oldUserTime
Static newIdleTime, newKrnlTime, newUserTime
newIdleTime := newKrnlTime := newUserTime := 0
oldIdleTime := newIdleTime
oldKrnlTime := newKrnlTime
oldUserTime := newUserTime
DllCall("GetSystemTimes", "Int64P", newIdleTime, "Int64P", newKrnlTime, "Int64P", newUserTime)
sysTime := SubStr(" " . Round((1 - (newIdleTime - oldIdleTime) / (newKrnlTime - oldKrnlTime+newUserTime - oldUserTime)) * 100), -2)
Return, sysTime ;; system time in percent
}
;; Sean: CPU LoadTimes (http://www.autohotkey.com/forum/topic18913.html)
ResourceMonitor_getText() {
Global Config_readinCpu, Config_readinDiskLoad, Config_readinMemoryUsage, Config_readinNetworkLoad
text := ""
If Config_readinCpu
text .= " CPU: " ResourceMonitor_getSystemTimes() "% "
If Config_readinMemoryUsage {
If (Config_readinCpu)
text .= "|"
text .= " RAM: " ResourceMonitor_getMemoryUsage() "% "
}
If Config_readinDiskLoad {
If (Config_readinCpu Or Config_readinMemoryUsage)
text .= "|"
ResourceMonitor_getDiskLoad(rLoad, wLoad)
text .= " Dr: " rLoad "% | Dw: " wLoad "% "
}
If Config_readinNetworkLoad {
If (Config_readinCpu Or Config_readinMemoryUsage Or Config_readinDiskLoad)
text .= "|"
ResourceMonitor_getNetworkLoad(upLoad, dnLoad)
text .= " UP: " upLoad " | dn: " dnLoad " "
}
Return, text
}