keybinding help

src/main.sh

@@ -80,6 +80,9 @@ MODE_INSERT="show"
 # FZF handlers
 . "sh/fzf.sh"
 
+# Load keys
+. "sh/keys.sh"
+
 # Command-line options that may only be used internally.
 #   --lines
 #   --playback
@@ -89,7 +92,8 @@ MODE_INSERT="show"
 #   --action-gotoartist
 #   --action-draw
 #   --mbsearch
-#   --preview-artist
+#   --preview
+#   --show-keybindings
 case "${1:-}" in
 "--lines")
   # Print lines that are fed into fzf.
@@ -301,14 +305,26 @@ case "${1:-}" in
   mb_search_async "$2"
   exit 0
   ;;
-"--preview-artist")
-  # Generate content for artist preview
+"--preview")
+  # Generate content for preview window
   #
-  # @argument $2: MusicBrainz Artist ID
+  # @argument $2: view
+  # @argument $3: MusicBrainz ID of selected item
   #
-  # This prints the text to be displayed in the preview window for the
-  # specified artist.
-  preview_artist "$2"
+  # This prints the text to be displayed in the preview window.
+  view=$2
+  mbid="${3:-}"
+  case "$view" in
+  "$VIEW_LIST_ARTISTS" | "$VIEW_SEARCH_ARTIST") preview_artist "$mbid" ;;
+  *) preview_nothing ;;
+  esac
+  exit 0
+  ;;
+"--show-keybindings")
+  # Print keybindings for current view
+  #
+  # @argument $2: view
+  print_keybindings "$2"
   exit 0
   ;;
 esac
@@ -432,7 +448,6 @@ esac
 
 # Start application:
 # - load and export preset filters
-# - load and export keys
 # - set title
 # - check for missing data from MusicBrainz
 # - precompute main views
@@ -443,9 +458,6 @@ esac
 # Load filters
 . "sh/filter.sh"
 
-# Load keys
-. "sh/keys.sh"
-
 # Set window title
 printf '\033]0;%s\007' "$WINDOW_TITLE"
 
@@ -641,13 +653,18 @@ open \"\$(dirname {4})\"" \
         --bind="$KEYS_N_YANK:transform:$IN_NORMAL_MODE && echo \"execute-silent(printf {3} | $CLIP)\" || $PUT_FZF_KEY_LOGIC" \
         --bind="$KEYS_YANK_CURRENT:execute-silent:printf {2} | $CLIP" \
         --bind="$KEYS_SHOW_PLAYLIST:transform:echo \"print($VIEW_PLAYLIST)+print()+print($FZF_CURRENT_VIEW)+print({2})+accept\"" \
+        --bind="$KEYS_KEYBINDINGS:preview:$0 --show-keybindings $FZF_CURRENT_VIEW" \
         --bind="$KEYS_QUIT:print($VIEW_QUIT)+accept" \
         --bind="$KEYS_N_QUIT:transform:$IN_NORMAL_MODE && ($IN_LIST_ARTISTS_VIEW && echo \"print($VIEW_QUIT)+accept\" || $0 --action-draw $MODE_NORMAL $VIEW_LIST_ARTISTS) || $PUT_FZF_KEY_LOGIC" \
+        --bind="$KEYS_SCROLL_PREVIEW_DOWN:preview-down" \
+        --bind="$KEYS_SCROLL_PREVIEW_UP:preview-up" \
+        --bind="$KEYS_PREVIEW_OPEN:show-preview" \
+        --bind="$KEYS_PREVIEW_CLOSE:hide-preview" \
         --bind="$KEYS_PLAYBACK:transform:$0 --playback $FZF_CURRENT_VIEW {2} {3} {4}" \
         --bind="$KEYS_N_PLAYBACK:transform:$IN_NORMAL_MODE && $0 --playback $FZF_CURRENT_VIEW {2} {3} {4} || $PUT_FZF_KEY_LOGIC" \
         --bind="change:execute-silent($0 --mbsearch $FZF_CURRENT_VIEW &)+reload:$0 --lines $FZF_CURRENT_VIEW" \
         --preview-window="right,25%,border-left,wrap,<30(hidden)" \
-        --preview="$0 --preview-artist {3}" \
+        --preview="$0 --preview $FZF_CURRENT_VIEW {3}" \
         --delimiter="\t" \
         --with-nth="{1}" || true
     )