offer a menu for selecting themes

plugins/theme-tools/theme-tools.plugin.zsh

@@ -1,29 +1,46 @@
-ZSH_THEMES=$ZSH/themes
+export ZSH_THEMES_PATH=$ZSH/themes
 
-function change_theme() {
+# Directly change a theme
+function usetheme() {
   if [ $1 ] && theme_name=${1%.zsh-theme}; then
-    printf "Changing theme... "
+    printf "Changing theme to $1... "
 
-    if [ -f $ZSH_THEMES/$theme_name.zsh-theme ]; then
-      source $ZSH_THEMES/$theme_name.zsh-theme
+    if [ -f $ZSH_THEMES_PATH/$theme_name.zsh-theme ]; then
+      source $ZSH_THEMES_PATH/$theme_name.zsh-theme
       export ZSH_THEME=$theme_name
       echo "$fg_bold[green]Done"
     else
-      printf "$fg_bold[red]Notice$reset_color: "
-      echo "Could not find theme: '$theme_name.zsh-theme' in $ZSH_THEMES"
+      printf "$fg_bold[red]Error$reset_color: "
+      echo "Could not find theme: '$theme_name.zsh-theme' in $ZSH_THEMES_PATH"
     fi
 
   else
-    echo "change_theme: no theme given"
+    echo "No theme given"
   fi
 }
 
-function list_themes() {
-  more < <(
-    echo "Themes available (press 'q' to quit)"
-    echo "===================================="
-    for theme ($ZSH_THEMES/*)
-    do
-      echo "${${theme%.zsh-theme}##*/}"
-    done)
+# Change themes through a menu style prompt
+function changetheme() {
+  theme_files=($ZSH_THEMES_PATH/*)
+  theme_names=(${${theme_files[@]##*/}[@]%.zsh-theme})
+
+  PS3="Enter your selection: "
+  SELECTION=""
+
+  echo "Themes available:"
+  select theme in ${theme_names[@]} Quit
+  do
+    case $theme in
+      Quit)
+        echo "Exiting... "
+        exit;;
+      *)
+        SELECTION=$REPLY
+        break
+        ;;
+    esac
+  done
+
+  theme="${theme_names[$SELECTION]}"
+  usetheme $theme
 }