config

# This file has been auto-generated by i3-config-wizard(1).
# It will not be overwritten, so edit it as you like.
#
# Should you change your keyboard layout some time, delete
# this file and re-run i3-config-wizard(1).
#

# i3 config file (v4)
#
# Please see http://i3wm.org/docs/userguide.html for a complete reference!

set $mod Mod1

# Font for window titles. Will also be used by the bar unless a different font
# is used in the bar {} block below.
font pango:monospace 8

# This font is widely installed, provides lots of unicode glyphs, right-to-left
# text rendering and scalability on retina/hidpi displays (thanks to pango).
#font pango:DejaVu Sans Mono 8

# Use Mouse+$mod to drag floating windows to their wanted position
floating_modifier Mod4

# start a terminal
bindsym $mod+Return exec i3-sensible-terminal
bindsym $mod+Shift+t exec i3-sensible-terminal env -i HOME="$HOME" bash -l

# kill focused window
bindsym $mod+Shift+q kill

# start rofi (a program launcher)
bindsym $mod+d exec rofi -lines 12 -padding 18 -dpi 120 -width 80 -location 0 -show combi -sidebar-mode -columns 4 -font 'Monaco 10'

# change focus
bindsym $mod+h focus left
bindsym $mod+j focus down
bindsym $mod+k focus up
bindsym $mod+l focus right

# alternatively, you can use the cursor keys:
bindsym $mod+Left focus left
bindsym $mod+Down focus down
bindsym $mod+Up focus up
bindsym $mod+Right focus right

# move focused window
bindsym $mod+Shift+h move left
bindsym $mod+Shift+j move down
bindsym $mod+Shift+k move up
bindsym $mod+Shift+l move right

# alternatively, you can use the cursor keys:
bindsym $mod+Shift+Left move left
bindsym $mod+Shift+Down move down
bindsym $mod+Shift+Up move up
bindsym $mod+Shift+Right move right

# split in horizontal orientation
bindsym $mod+e split h

# split in vertical orientation
bindsym $mod+o split v

# enter fullscreen mode for the focused container
bindsym $mod+f fullscreen toggle

# change container layout (stacked, tabbed, toggle split)
bindsym $mod+s layout stacking
bindsym $mod+w layout tabbed
bindsym $mod+t layout toggle split

# toggle tiling / floating
bindsym $mod+Shift+space floating toggle

# change focus between tiling / floating windows
bindsym $mod+space focus mode_toggle

# focus the parent container
bindsym $mod+p focus parent

# focus the child container
#bindsym $mod+d focus child

set $ws1 "1:Emacs"
set $ws2 "2:Terminal"
set $ws3 "3:Misc"
set $ws4 "4:Reading"
set $ws5 "5:Misc"
set $ws6 "6:Misc"
set $ws7 "7:Misc"
set $ws8 "8:Music"
set $ws9 "9:Chat"
set $ws10 "10:Browser"

# switch to workspace
bindsym $mod+1 workspace $ws1
bindsym $mod+2 workspace $ws2
bindsym $mod+3 workspace $ws3
bindsym $mod+4 workspace $ws4
bindsym $mod+5 workspace $ws5
bindsym $mod+6 workspace $ws6
bindsym $mod+7 workspace $ws7
bindsym $mod+8 workspace $ws8
bindsym $mod+9 workspace $ws9
bindsym $mod+0 workspace $ws10

# move focused container to workspace
bindsym $mod+Shift+1 move container to workspace $ws1
bindsym $mod+Shift+2 move container to workspace $ws2
bindsym $mod+Shift+3 move container to workspace $ws3
bindsym $mod+Shift+4 move container to workspace $ws4
bindsym $mod+Shift+5 move container to workspace $ws5
bindsym $mod+Shift+6 move container to workspace $ws6
bindsym $mod+Shift+7 move container to workspace $ws7
bindsym $mod+Shift+8 move container to workspace $ws8
bindsym $mod+Shift+9 move container to workspace $ws9
bindsym $mod+Shift+0 move container to workspace $ws10

# assign Workspaces:
assign [class="Emacs"] $ws1
for_window [class="Spotify"] move --no-auto-back-and-forth container to workspace $ws8
assign [class="Microsoft Teams - Preview"] $ws9
assign [class="MATLAB"] $ws3
assign [class="Mendeley Reference Manager"] $ws4
assign [class="firefox"] $ws10
assign [class="Google-chrome"] $ws10

# reload the configuration file
bindsym $mod+Shift+c reload
# exit i3 (logs you out of your X session)
bindsym $mod+Shift+e exec "i3-nagbar -t warning -m 'You pressed the exit shortcut. Do you really want to exit i3? This will end your X session.' -b 'Yes, exit i3' 'i3-msg exit'"

# resize window (you can also use the mouse for that)
mode "resize" {
        # These bindings trigger as soon as you enter the resize mode

        # Pressing left will shrink the window’s width.
        # Pressing right will grow the window’s width.
        # Pressing up will shrink the window’s height.
        # Pressing down will grow the window’s height.
        bindsym j resize shrink width 10 px or 10 ppt
        bindsym k resize grow height 10 px or 10 ppt
        bindsym l resize shrink height 10 px or 10 ppt
        bindsym odiaeresis resize grow width 10 px or 10 ppt

        # same bindings, but for the arrow keys
        bindsym Left resize shrink width 10 px or 10 ppt
        bindsym Down resize grow height 10 px or 10 ppt
        bindsym Up resize shrink height 10 px or 10 ppt
        bindsym Right resize grow width 10 px or 10 ppt

        # back to normal: Enter or Escape
        bindsym Return mode "default"
        bindsym Escape mode "default"
}

bindsym $mod+Shift+r mode "resize"

set $base00 #101218
set $base01 #1f222d
set $base02 #252936
set $base03 #7780a1
set $base04 #C0C5CE
set $base05 #d1d4e0
set $base06 #C9CCDB
set $base07 #ffffff
set $base08 #ee829f
set $base09 #f99170
set $base0A #ffefcc
set $base0B #a5ffe1
set $base0C #97e0ff
set $base0D #97bbf7
set $base0E #c0b7f9
set $base0F #fcc09e

# class                 border  backgr. text    indicator child_border
client.focused          #2b83a6 #2b83a6 #ffffff #dddddd   #2b83a6
client.focused_inactive #212121 #212121 #86888c #292d2e   #5a5a5a
client.unfocused        #212121 #212121 #86888c #292d2e   #5a5a5a
client.urgent           #d64e4e #d64e4e #ffffff #d64e4e   #d64e4e
client.placeholder      #212121 #0c0c0c #ffffff #212121   #262626
client.background       #212121

# Start i3bar to display a workspace bar (plus the system information i3status
# finds out, if available)
bar {
        status_command i3blocks -c ~/.config/i3/i3blocks.conf
        font pango:Monaco, Font Awesome 10
        strip_workspace_numbers no
        strip_workspace_name no
        colors {
            background  #212121
            statusline  #dddddd
            separator   #666666
        }
}
# fcitx Chinese input method
exec --no-startup-id fcitx

# Transparancy
exec --no-startup-id xcompmgr

# Wallpaper
exec --no-startup-id feh --bg-scale ~/.config/wall.png

# Natural scroll
exec --no-startup-id synclient VertScrollDelta=-79 synclient HorizScrollDelta=-79
exec --no-startup-id synclient HorizTwoFingerScroll=1

# Change screen backlight
# In order to make this work, I had to edit `/lib/udev/rules.d/90-brightnessctl.rules` and replace `add` with `change` for the two lines for backlight.
# Besides, I needed to add my user to group `video`: sudo usermod -aG video $USER
# Otherwise `brightnessctl` needs sudo privilege.
bindsym XF86MonBrightnessUp exec brightnessctl set +10%   # increase screen brightness
bindsym XF86MonBrightnessDown exec brightnessctl set 10%- # decrease screen brightness

# Change volume or toggle mute
bindsym XF86AudioRaiseVolume exec amixer -q -D pulse sset Master 5%+ && pkill -RTMIN+1 i3blocks
bindsym XF86AudioLowerVolume exec amixer -q -D pulse sset Master 5%- && pkill -RTMIN+1 i3blocks
bindsym XF86AudioMute exec amixer -q -D pulse sset Master toggle && pkill -RTMIN+1 i3blocks

# Media player controls
bindsym XF86AudioPlay exec "~/.scripts/media_buttons play-pause"
bindsym XF86AudioStop exec "~/.scripts/media_buttons stop"
bindsym XF86AudioPrev exec "~/.scripts/media_buttons previous"
bindsym XF86AudioNext exec "~/.scripts/media_buttons next"

# Keybinding for locking screen
bindsym $MOD+SHIFT+x exec ~/.scripts/lock_screen_scrot.sh

# Make the currently focused window a scratchpad
bindsym $mod+Shift+minus move scratchpad

# Show the first scratchpad window
bindsym $mod+minus scratchpad show

# Boot kitty as a special scratchpad, and bind it with $mod+F1
exec --no-startup-id persistentapp kitty --class="kitty_scratch"
for_window [class="kitty_scratch"] move scratchpad
bindsym $mod+F1 [class="kitty_scratch"] scratchpad show

for_window [class="Yad"] floating enable

# Show the sup-mail scratchpad window, if any.
bindsym mod4+s [title="^Sup ::"] scratchpad show

# Window resize management
bindsym $mod+Shift+u exec --no-startup-id i3resize left
bindsym $mod+Shift+i exec --no-startup-id i3resize down
bindsym $mod+Shift+o exec --no-startup-id i3resize up
bindsym $mod+Shift+p exec --no-startup-id i3resize right

# Starts dunst for notifications:
exec --no-startup-id dunst -config ~/.config/dunst/dunstrc

# File manager and emacs bindings
bindsym $mod+r         exec kitty ranger
bindsym $mod+m         exec kitty $SHELL -c "export TERM=xterm-256color && emacsclient -t"
bindsym $mod+Shift+m   exec "export TERM=xterm-256color && emacsclient -nc"
bindsym $mod+Shift+s   exec "export TERM=xterm-256color && emacsclient --eval '(emacs-everywhere)'"
for_window [title="^Emacs Everywhere ::"] floating enable

# Bluetooth
bindsym $mod+b exec --no-startup-id ~/.scripts/rofi-bluetooth/rofi-bluetooth

# Clipboard
bindsym $mod+Insert   exec --no-startup-id showclip

# Screenshot
bindsym Print exec screenshot --fullscreen
bindsym --release $mod+Shift+a exec screenshot --select

# USB Automount
exec --no-startup-id udiskie -ans &

# #---Function Buttons---# #
bindsym $mod+F2 restart # restart i3 inplace
bindsym $mod+F8 exec --no-startup-id displayselect

# Gaps
for_window [class=".*"] border pixel 4
smart_gaps on
gaps inner 8
gaps outer 2
bindsym $mod+plus			  gaps inner current minus 5
bindsym $mod+Shift+plus	gaps inner current plus 5