[add][mod] tmux is better than screen!

add:
    config/.tmux.conf, configuration of tmux.
mod:
    package.sh, remove screen & add tmux installation.

Author: tw-yshuang

config/.tmux.conf

@@ -0,0 +1,65 @@
+### rebind hotkey
+
+# prefix setting (screen-like)
+set -g prefix C-a
+unbind C-b
+bind C-a send-prefix
+
+# reload config without killing server
+bind R source-file ~/.tmux.conf \; display-message "Config reloaded..."
+
+# "|" splits the current window vertically, and "-" splits it horizontally
+unbind %
+bind | split-window -h
+bind - split-window -v
+
+# Pane navigation (vim-like)
+bind h select-pane -L
+bind j select-pane -D
+bind k select-pane -U
+bind l select-pane -R
+
+# Pane resizing
+bind -r Left  resize-pane -L 1
+bind -r Down  resize-pane -D 1
+bind -r Up    resize-pane -U 1
+bind -r Right resize-pane -R 1
+
+
+### other optimization
+
+# set the shell you like (zsh, "which zsh" to find the path)
+# set -g default-command /bin/zsh
+# set -g default-shell /bin/zsh
+
+# use UTF8
+# set -g utf8
+# set-window-option -g utf8 on
+
+# display things in 256 colors
+set -g default-terminal "screen-256color"
+
+# mouse is great!
+set-option -g mouse on
+
+# history size
+set -g history-limit 10000
+
+# fix delay
+set -g escape-time 0
+
+# 0 is too far
+set -g base-index 1
+setw -g pane-base-index 1
+
+# stop auto renaming
+setw -g automatic-rename off
+set-option -g allow-rename off
+
+# renumber windows sequentially after closing
+set -g renumber-windows on
+
+# window notifications; display activity on other window
+setw -g monitor-activity on
+set -g visual-activity on
+

package.sh

@@ -13,12 +13,12 @@
 #-    -h, --help             print help information.
 #-    -no_git-config         do not customize git.
 #-    -no_vim-config         do not use customize .vimrc config file (from ./config/.vimrc).
+#-    -no_tmux-config        do not use customize .tmux.conf file (from ./config/.tmux.conf).
 #-    -no_chewing            do not install Taiwanese typing method.
 #-    -no_extra-packages     do not install all the extra-packages.
 #-      
 #-    =========== extra package options ===========
 #-    --no_ssh-server        do not install openssh-server.
-#-    --no_screen            do not install screen.
 #-    --no_pip3              do not install python3-pip.
 #-
 #- EXAMPLES
@@ -42,10 +42,10 @@ function show_script_help(){
 all_accept=0
 git_config=1
 vim_config=1
+tmux_config=1
 chewing=1
 extra_packages=1
 ssh_server=1
-screen=1
 pip3=1
 if [ "$#" -gt 0 ]; then
     while [ "$#" -gt 0 ]; do
@@ -70,6 +70,11 @@ if [ "$#" -gt 0 ]; then
                 vim_config=0
                 shift 1
             ;;
+            # Not use customize .tmux.conf file (from ./config/.tmux.conf).
+            "-no_tmux-config" )
+                tmux_config=0
+                shift 1
+            ;;
             # Not install Taiwanese typing method
             "-no_chewing" )
                 chewing=0
@@ -85,11 +90,6 @@ if [ "$#" -gt 0 ]; then
                 ssh_server=0
                 shift 1
             ;;
-            # Not install screen
-            "--no_screen" )
-                screen=0
-                shift 1
-            ;;
             # Not install python3-pip
             "--no_pip3" )
                 pip3=0
@@ -102,7 +102,7 @@ if [ "$#" -gt 0 ]; then
     done
 fi
 declare -A Extra_package_dict
-Extra_package_dict=([openssh-server]=$ssh_server [screen]=$screen [python3-pip]=$pip3)
+Extra_package_dict=([openssh-server]=$ssh_server [python3-pip]=$pip3)
 
 function Echo_Color(){
     case $1 in
@@ -149,7 +149,7 @@ function Ask_yn(){
 #====================================================
 sudo apt update
 sudo apt upgrade
-sudo apt install -y git-all vim curl wget make
+sudo apt install -y git-all vim curl wget make tmux
 
 if [ $git_config = 1 ]; then
     # git: config global usr information
@@ -209,10 +209,18 @@ if [ $git_config = 1 ]; then
 fi
 
 if [ $vim_config = 1 ]; then
-    Ask_yn "Do you want to use customize VIM editor setting? $(Echo_Color r '(If you do this, the old ~/.vimrc will remove it.)')"; result=$?
+    Ask_yn "Do you want to use customized VIM editor setting? $(Echo_Color r '(If you do this, the old ~/.vimrc will remove it.)')"; result=$?
     if [ $result = 1 ]; then
         cp ./config/.vimrc ~/
-        Echo_Color g "Completed VIM editor customize setting"
+        Echo_Color g "Completed VIM editor customized setting"
+    fi
+fi
+
+if [ $tmux_config = 1 ]; then
+    Ask_yn "Do you want to use customized tmux configuration? $(Echo_Color r '(If you do this, the old ~/.tmux.conf will remove it.)')"; result=$?
+    if [ $result = 1 ]; then
+        cp ./config/.tmux.conf ~/
+        Echo_Color g "Completed customized tmux configuration"
     fi
 fi