Graphical menu bar

Keywords: Dialog , kdialog

dailog do not need X services, kdialog need X services

A method (dialog):

#!/bin/bash 
# using dialog to create a menu 
temp=$(mktemp -t test.XXXXXX)
temp2=$(mktemp -t test2.XXXXXX)
function diskspace {
 df -k > $temp
 dialog --textbox $temp 20 60
}
function whoseon {
 who > $temp
 dialog --textbox $temp 20 50
}
function memusage {
 cat /proc/meminfo > $temp
 dialog --textbox $temp 20 is  50 
} 
the while [ . 1 ] 
 do 
Dialog --menu " Sys the Admin Menu "  20 is  30  10  . 1  " Display Disk Space "  2 \
 " Display Users "  . 3  " Display Memory Usage "  0  " the Exit "  2 > $ temp2 of note here # redirection of different kdialog 

IF [$? -eq 1 ]
 the then 
 BREAK 
fi 
Selection = $ ( CAT $ temp2)
 Case $selection in
1)
 diskspace ;;
2)
 whoseon ;;
3)
 memusage ;;
0)
 break ;;
*)
 dialog --msgbox "Sorry, invalid selection" 10 30
esac
done
rm -f $temp 2> /dev/null
rm -f $temp2 2> /dev/null

Achieve results:

 

 

Method II ( kdialog):

Set X service address (WindowsIP: 192.168.1.3):

[Root @ ORACLE ~] # export DISPLAY = 192.168.1.3: 0.0 (depends on the local computer)

[root@ORACLE ~]# export|grep DISPLAY

declare -x DISPLAY="192.168.1.3:0.0"

[root@ORACLE ~]#

script:

#!/bin/bash 
# using kdialog to create a menu 
temp=$(mktemp -t temp.XXXXXX) 
temp2=$(mktemp -t temp2.XXXXXX) 
function diskspace { 
 df -k > $temp 
 kdialog --textbox $temp 1000 10 
} 
function whoseon { 
 who > $temp 
 kdialog --textbox $temp 500 10 
} 
function memusage { 
 cat /proc/meminfo > $temp 
 kdialog --textbox $temp 300 500  
} 
the while [ . 1 ] 
 do  
kdialog --menu " Sys the Admin Menu "  " . 1 "  " Display diskspace "  " 2 "  " Display \ # Note that no need to define the length and breadth 

Users "  " . 3 "  " Display Memory Usage "  " 0 "  " Exit " >$ temp2 # Note that redirection dialog with different 
IF [$? -eq 1 ] 
 the then  
 BREAK 
fi  
Selection = $ ( CAT $temp2) 
case $selection in 
1) 
 diskspace ;; 
2)
 whoseon ;; 
3) 
 memusage ;; 
0) 
 break ;; 
*) 
 kdialog --msgbox "Sorry, invalid selection" 
esac 
done

Achieve results: