Enhancing the behaviour of the script

helpers/DATA/compton/trisquel-compton-switcher

-#!/bin/bash
-
-
-DONT_SUPPORT_3D="Your machine does not support 3D acceleration"
-
-if [ $LANG = es_ES.UTF-8 ]; then
-    DONT_SUPPORT_3D="Su equipo no soporta aceleración 3D"
-fi
-
-# First, check if the computer
-# supports 3D acceleration. If not, it 
-# it informs the user and then exits.
-[ 0 = $(glxinfo |grep "renderer string:" |grep -v llvmpipe | wc -c) ] && zenity \
-    --info --text="$DONT_SUPPORT_3D" && exit 0
-
-# Check if compton is currently running.
-case "$(pgrep -u $USER compton | wc -w)" in
-
-    0)  COMPTON_RUNNING=false
-	;;
-    1)  COMPTON_RUNNING=true
-	;;
-esac
-
-
-if $COMPTON_RUNNING; then
-    COMPTON=true
-    DISCOMPTON=false
-
-elif ! $COMPTON_RUNNING; then
-    COMPTON=false
-    DISCOMPTON=true
-fi
-
-# The text that will be showed to the user.
-TEXT="Use Compton compositor if 3d acceleration available"
-TITLE="Choose between enabling or disabling Compton"
-COMPTON_ENABLED="Compton enabled"
-COMPTON_DISABLED="Compton disabled"
-INFO="Compton is already running"
-
-
-#Checks the languange of the system (more can be added in the future) and displays the text corresponding to the language selected.
-if [ $LANG = es_ES.UTF-8 ]; then
-    TEXT="Usar el compositor Compton si el equipo soporta aceleración 3D"
-    TITLE="Seleccionar entre habilitar o deshabilitar los efectos de Compton"
-    COMPTON_ENABLED="Compton habilitado"
-    COMPTON_DISABLED="Compton deshabilitado"
-    INFO="Compton ya se encuentra en ejecución"
-fi
-
-# Zenity is summoned to interact with the user.
-# The XOR with the "exit 0" means that the script
-# will exit with no error if zenity is "canceled"
-# (user clicking on the "cancel" button, for
-# instance).
-ans=$(zenity --list --hide-header\
-    --title "$TITLE"\
-    --text "$TEXT"\
-    --radiolist\
-    --column "" --column ""\
-    $COMPTON "$COMPTON_ENABLED"\
-    $DISCOMPTON "$COMPTON_DISABLED" || exit 0)
-
-# Evaluate if compton is runnning or not, if it does,
-# warn the user if he/she tries to run compton again
-# or disable the compositor if he/she select to disable
-# it. If compton is not running, run and enable it if
-# the user selects to do so:
-# .-----------------.
-# |                 |
-# |                 |
-# | Compton running |
-# |                 |
-# |                 |
-# '-----------------'
-#          |
-#          |   .-----------------.   .-----------------.
-#          |-->| User selects no |-->| Disable compton |
-#          |   '-----------------'   '-----------------'
-#          |   .------------------.  .-----------------.
-#          '-->| User selects yes |->| Inform the user |
-#              '------------------'  '-----------------'
-# .---------------------.
-# |                     |
-# |                     |
-# | Compton not running |
-# |                     |
-# |                     |
-# '---------------------'
-#            |
-#            |   .-----------------.   .------------.
-#            |-->| User selects no |-->| Do nothing |
-#            |   '-----------------'   '------------'
-#            |   .------------------.   .-----------------.
-#            '-->| User selects yes |-->| Enable compton  |
-#                '------------------'   '-----------------'
-if $COMPTON_RUNNING  # Compton running
-then
-    if  [[ $ans == $COMPTON_DISABLED ]]; then
-	touch $HOME/.config/disable-compton
-	killall compton
-    elif [[ $ans == $COMPTON_ENABLED  ]]; then
-	zenity --info --text="Compton is already running"
-    fi
-else  # Compton not running
-    if [[ $ans == $COMPTON_ENABLED ]]; then
-	rm -f $HOME/.config/disable-compton
-	compton-launcher
-    else
-	exit 0
-    fi
-fi
+#!/bin/bash
+
+
+DONT_SUPPORT_3D="Your machine does not support 3D acceleration"
+
+if [ $LANG = es_ES.UTF-8 ]; then
+    DONT_SUPPORT_3D="Su equipo no soporta aceleración 3D"
+fi
+
+# First, check if the computer
+# supports 3D acceleration. If not, it 
+# it informs the user and then exits.
+[ 0 = $(glxinfo |grep "renderer string:" |grep -v llvmpipe | wc -c) ] && zenity \
+    --info --text="$DONT_SUPPORT_3D" && exit 0
+
+# Check if compton is currently running.
+case "$(pgrep -u $USER compton | wc -w)" in
+
+    0)  COMPTON_RUNNING=false
+	;;
+    1)  COMPTON_RUNNING=true
+	;;
+esac
+
+
+if $COMPTON_RUNNING; then
+    COMPTON=true
+    DISCOMPTON=false
+
+elif ! $COMPTON_RUNNING; then
+    COMPTON=false
+    DISCOMPTON=true
+fi
+
+# The text that will be showed to the user.
+TEXT="Use Compton compositor if 3d acceleration available"
+TITLE="Choose between enabling or disabling Compton"
+COMPTON_ENABLED="Compton enabled"
+COMPTON_DISABLED="Compton disabled"
+INFO="Compton is already running"
+
+
+#Checks the languange of the system (more can be added in the future) and displays the text corresponding to the language selected.
+if [ $LANG = es_ES.UTF-8 ]; then
+    TEXT="Usar el compositor Compton si el equipo soporta aceleración 3D"
+    TITLE="Seleccionar entre habilitar o deshabilitar los efectos de Compton"
+    COMPTON_ENABLED="Compton habilitado"
+    COMPTON_DISABLED="Compton deshabilitado"
+    INFO="Compton ya se encuentra en ejecución"
+fi
+
+# Zenity is summoned to interact with the user.
+# The XOR with the "exit 0" means that the script
+# will exit with no error if zenity is "canceled"
+# (user clicking on the "cancel" button, for
+# instance).
+ans=$(zenity --list --hide-header\
+    --title "$TITLE"\
+    --text "$TEXT"\
+    --radiolist\
+    --column "" --column ""\
+    $COMPTON "$COMPTON_ENABLED"\
+    $DISCOMPTON "$COMPTON_DISABLED" || exit 0)
+
+# Evaluate if compton is runnning or not, if it does,
+# warn the user if he/she tries to run compton again
+# or disable the compositor if he/she select to disable
+# it. If compton is not running, run and enable it if
+# the user selects to do so:
+# .-----------------.
+# |                 |
+# |                 |
+# | Compton running |
+# |                 |
+# |                 |
+# '-----------------'
+#          |
+#          |   .-----------------.   .-----------------.
+#          |-->| User selects no |-->| Disable compton |
+#          |   '-----------------'   '-----------------'
+#          |   .------------------.  .-----------------.
+#          '-->| User selects yes |->| Inform the user |
+#              '------------------'  '-----------------'
+# .---------------------.
+# |                     |
+# |                     |
+# | Compton not running |
+# |                     |
+# |                     |
+# '---------------------'
+#            |
+#            |   .-----------------.   .------------.
+#            |-->| User selects no |-->| Do nothing |
+#            |   '-----------------'   '------------'
+#            |   .------------------.   .-----------------.
+#            '-->| User selects yes |-->| Enable compton  |
+#                '------------------'   '-----------------'
+if $COMPTON_RUNNING  # Compton running
+then
+    if  [[ $ans == $COMPTON_DISABLED ]]; then
+	touch $HOME/.config/disable-compton
+	killall compton
+    elif [[ $ans == $COMPTON_ENABLED  ]]; then
+	zenity --info --text="$INFO"
+    fi
+else  # Compton not running
+    if [[ $ans == $COMPTON_ENABLED ]]; then
+	rm -f $HOME/.config/disable-compton
+	compton-launcher
+    else
+	exit 0
+    fi
+fi
\ No newline at end of file