Added Config_readinVolume

... and associated code

doc/CHANGES.md

@@ -14,6 +14,7 @@ periodically so that it may be recovered after a restart.
 3. `+` Manual tiling.
 4. `+` Increasing MFactor Resizing Over Time
 5. `+` Bar transparency
+6. `+` Reading in the sound volume and mute status and displaying it in the status bar.
 
 | #   | Configuration variables           | Hotkeys                                         |
 | ---:| --------------------------------- | ----------------------------------------------- |
@@ -27,6 +28,7 @@ periodically so that it may be recovered after a restart.
 |     |                                   | `!+y::View_traceAreas()`                        |
 |  4. | `Config_mFactCallInterval=700`    | `View_setMFactor(d, dFact=1)`                   |
 |  5. | `Config_barTransparency=off`      |                                                 |
+|  6. | `Config_readinVolume`             |                                                 |
 
 ### 8.3.0
 

doc/Default_configuration.md

@@ -110,6 +110,10 @@ and displayed in the status bar.
 > If true (`=1`), the current time is read in (format: "HH:MM") and displayed in
 the status bar.
 
+`Config_readinVolume=0`
+> If true (`=1`), the current sound volume is read in
+(format: "VOL: <mute> <volume percentage>") and displayed in the status bar.
+
 `Config_readinInterval=30000`
 > Time in milliseconds after which the above status values are refreshed.
 

src/Config.ahk

@@ -45,6 +45,7 @@ Config_init()
   Config_readinMemoryUsage := False
   Config_readinNetworkLoad := False
   Config_readinTime        := True
+  Config_readinVolume      := False
   Config_readinInterval    := 30000
 
   ;; Windows ui elements

src/ResourceMonitor.ahk

@@ -37,32 +37,40 @@ ResourceMonitor_cleanup() {
 
 ResourceMonitor_getText()
 {
-  Global Config_readinCpu, Config_readinDate, Config_readinDiskLoad, Config_readinMemoryUsage, Config_readinNetworkLoad
+  Global Config_readinCpu, Config_readinDate, Config_readinDiskLoad, Config_readinMemoryUsage, Config_readinNetworkLoad, Config_readinVolume
 
   text := ""
+  If Config_readinVolume
+  {
+    text .= " VOL: " ResourceMonitor_getSoundVolume() "% "
+  }
   If Config_readinCpu
+  {
+    If Config_readinVolume
+      text .= "|"
     text .= " CPU: " ResourceMonitor_getSystemTimes() "% "
+  }
   If Config_readinMemoryUsage
   {
-    If Config_readinCpu
+    If (Config_readinVolume Or Config_readinCpu)
       text .= "|"
     text .= " RAM: " ResourceMonitor_getMemoryUsage() "% "
   }
   If Config_readinDiskLoad
   {
-    If (Config_readinCpu Or Config_readinMemoryUsage)
+    If (Config_readinVolume Or 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)
+    If (Config_readinVolume Or Config_readinCpu Or Config_readinMemoryUsage Or Config_readinDiskLoad)
       text .= "|"
     ResourceMonitor_getNetworkLoad(upLoad, dnLoad)
     text .= " UP: " upLoad " KB/s | dn: " dnLoad " KB/s "
   }
-  If Config_readinDate And (Config_readinCpu Or Config_readinMemoryUsage Or Config_readinDiskLoad Or Config_readinNetworkLoad)
+  If Config_readinDate And (Config_readinVolume Or Config_readinCpu Or Config_readinMemoryUsage Or Config_readinDiskLoad Or Config_readinNetworkLoad)
     text .= "|"
 
   Return, text
@@ -114,6 +122,18 @@ ResourceMonitor_getNetworkLoad(ByRef upLoad, ByRef dnLoad)
 }
 ;; Pillus: System monitor (HDD/Wired/Wireless) using keyboard LEDs (http://www.autohotkey.com/board/topic/65308-system-monitor-hddwiredwireless-using-keyboard-leds/)
 
+ResourceMonitor_getSoundVolume() {
+  SoundGet, volume, MASTER, VOLUME
+  SoundGet, mute, MASTER, MUTE
+  text := ""
+  If mute = On
+    text .= "m"
+  Else
+    text .= " "
+  text .= SubStr("   " Round(volume), -2)
+  Return, text
+}
+
 ResourceMonitor_getSystemTimes()
 {    ;; Total CPU Load
   Static oldIdleTime, oldKrnlTime, oldUserTime