Langtu 69% keyboard cheat sheet

keyb-cheat.sh

#!/bin/bash

# Function to print the multimedia key table
print_multimedia_table() {
    echo "+------------------------------------------------+"
    echo "|            Win system key combination          |"
    echo "+------------------------------------------------+"
    echo "| Multimedia function keys must be pressed with  |"
    echo "| the FN+CTRL key combination                    |"
    echo "| (Ice blue light appears underneath the FN      |"
    echo "| button to use the multimedia function keys)    |"
    echo "+------------------------------------------------+"
    echo "| FN+1                | concert                  |"
    echo "| FN+2                | calculators              |"
    echo "| FN+3                | Win+TAB                  |"
    echo "| FN+4                | WIN+E                    |"
    echo "| FN+5                | Keyboard backlighting+   |"
    echo "| FN+6                | Keyboard backlighting-   |"
    echo "| FN+7                | previous song            |"
    echo "| FN+8                | Play/Pause               |"
    echo "| FN+9                | next song                |"
    echo "| FN+0                | unmute                   |"
    echo "| FN+-                | Volume-                  |"
    echo "| FN+=                | Volume+                  |"
    echo "| FN+WIN              | Lock WIN/unlock WIN      |"
    echo "+---------------------+--------------------------+"
}

# Function to print the F1-F12 function keys table
print_function_keys_table() {
    echo "+------------------------------------------------+"
    echo "|              F1~F12 function keys              |"
    echo "+------------------------------------------------+"
    echo "| FN+1         | F1                              |"
    echo "| FN+2         | F2                              |"
    echo "| FN+3         | F3                              |"
    echo "| FN+4         | F4                              |"
    echo "| FN+5         | F5                              |"
    echo "| FN+6         | F6                              |"
    echo "| FN+7         | F7                              |"
    echo "| FN+8         | F8                              |"
    echo "| FN+9         | F9                              |"
    echo "| FN+0         | F10                             |"
    echo "| FN+-         | F11                             |"
    echo "| FN+=         | F12                             |"
    echo "+--------------+---------------------------------+"
}

# Function to print the universal key table
print_universal_keys_table() {
    echo "+------------------------------------------------+"
    echo "|              Win/iOS universal key             |"
    echo "+------------------------------------------------+"
    echo "| FN+INS       | Switching light effects         |"
    echo "| FN+→         | Light Brightness -              |"
    echo "| FN+←         | Light Brightness +              |"
    echo "| FN+0         | pause                           |"
    echo "| FN+I         | Scroll Lock                     |"
    echo "| FN+L         | Home                            |"
    echo "| FN+END       | End                             |"
    echo "| FN+U         | Prtsc                           |"
    echo "| ESC          | Single press default function   |"
    echo "| FN+ESC       | \`                               |"
    echo "| FN+Shift+ESC | ~                               |"
    echo "+--------------+---------------------------------+"
}

# Function to print help message
print_help() {
    echo "Usage: $0 [option]"
    echo "Options:"
    echo "  m  Print the multimedia key table"
    echo "  f  Print the F1-F12 function keys table"
    echo "  u  Print the universal key table"
    echo "  a  Print all"
    echo "  h  Print this help message"
}

# Check if any arguments were passed
if [[ $# -eq 0 ]]; then
    print_help
    exit 1
fi

# Handle the arguments
case $1 in
    m)
        print_multimedia_table
        ;;
    f)
        print_function_keys_table
        ;;
    u)
        print_universal_keys_table
        ;;
    a)
        print_multimedia_table
        print_function_keys_table
        print_universal_keys_table
        ;;
    h)
        print_help
        ;;
    *)
        echo "Invalid option!"
        print_help
        exit 1
        ;;
esac