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#!/bin/sh
# List desktop applications for the launcher
# Blacklist - apps to hide (add desktop file basenames here)
BLACKLIST=(
# "xfce4-about.desktop"
# "avahi-discover.desktop"
# "bssh.desktop"
# "bvnc.desktop"
# "qv4l2.desktop"
# "qvidcap.desktop"
# "lstopo.desktop"
# "uuctl.desktop"
# "codium.desktop" # Hide regular VSCodium (keep Wayland version)
# "xgps.desktop" # Hide Xgps
# "xgpsspeed.desktop" # Hide Xgpsspeed
)
# Search paths for .desktop files (local first so overrides work)
XDG_DATA_DIRS="${XDG_DATA_DIRS:-/usr/local/share:/usr/share}"
IFS=':' read -ra SEARCH_PATHS <<< "$XDG_DATA_DIRS"
# Function to find icon path
find_icon() {
local icon_name="$1"
# If it's already a path, return it
if [[ "$icon_name" == /* ]]; then
echo "$icon_name"
return
fi
# Common icon sizes to try
local sizes=(48 32 64 128 256)
# Icon theme paths
local icon_paths=(
"$HOME/.local/share/icons"
"$HOME/.icons"
"/usr/share/icons"
"/usr/share/pixmaps"
)
# Try to find the icon
for path in "${icon_paths[@]}"; do
# Try with extensions
for ext in png svg xpm; do
# Direct match in pixmaps
if [ -f "$path/$icon_name.$ext" ]; then
echo "$path/$icon_name.$ext"
return
fi
# Try in hicolor theme with different sizes
for size in "${sizes[@]}"; do
if [ -f "$path/hicolor/${size}x${size}/apps/$icon_name.$ext" ]; then
echo "$path/hicolor/${size}x${size}/apps/$icon_name.$ext"
return
fi
done
done
done
# If not found, just return the icon name
echo "$icon_name"
}
# Collect all desktop files and process, avoiding duplicates
# We use process substitution to avoid subshell issues with arrays
declare -A seen_apps
for dir in "${SEARCH_PATHS[@]}"; do
[ ! -d "$dir" ] && continue
while IFS= read -r desktop_file; do
basename_file=$(basename "$desktop_file")
# Skip duplicates (local overrides system)
[[ -n "${seen_apps[$basename_file]}" ]] && continue
seen_apps[$basename_file]=1
# Skip blacklisted
skip=0
for blacklisted in "${BLACKLIST[@]}"; do
if [[ "$basename_file" == "$blacklisted" ]]; then
skip=1
break
fi
done
[[ $skip -eq 1 ]] && continue
# Skip if NoDisplay=true
grep -q "^NoDisplay=true" "$desktop_file" 2>/dev/null && continue
# Extract fields
name=$(grep "^Name=" "$desktop_file" | head -1 | cut -d= -f2-)
comment=$(grep "^Comment=" "$desktop_file" | head -1 | cut -d= -f2-)
icon=$(grep "^Icon=" "$desktop_file" | head -1 | cut -d= -f2-)
exec=$(grep "^Exec=" "$desktop_file" | head -1 | cut -d= -f2- | sed 's/%[uUfF]//g' | sed 's/%[cdnNvmki]//g')
# Skip if no name or exec
[ -z "$name" ] && continue
[ -z "$exec" ] && continue
# Default comment if empty
[ -z "$comment" ] && comment="Application"
# Find icon path
icon_path=$(find_icon "$icon")
# Output in format: name|comment|icon_path|exec
echo "$name|$comment|$icon_path|$exec"
done < <(find -L "$dir" -name "*.desktop" -type f 2>/dev/null)
done | sort -u
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