105 lines
3.7 KiB
Bash
Executable File
105 lines
3.7 KiB
Bash
Executable File
#!/usr/bin/env bash
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# description: Launch/list/activate applications via D-Bus and KService. Args: <list|launch|activate> [app_name_or_desktop_file]
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set -euo pipefail
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cmd="${1:-list}"
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case "$cmd" in
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list)
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# List running applications via KWin
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if command -v wmctrl &>/dev/null; then
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echo "CLASS TITLE"
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wmctrl -l -x | while read -r wid desktop class host title; do
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echo "$class $title"
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done
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elif command -v xdotool &>/dev/null; then
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echo "WID NAME"
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xdotool search --onlyvisible --name '' 2>/dev/null | while read -r wid; do
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name=$(xdotool getwindowname "$wid" 2>/dev/null || echo '?')
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echo "$wid $name"
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done
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else
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# D-Bus fallback: list org.freedesktop.DBus registered names
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echo "ERROR: install wmctrl or xdotool for window listing" >&2
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exit 1
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fi
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;;
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launch)
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app="${2:?usage: gui_apps launch <app_name_or_desktop_file>}"
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# Try gtk-launch first (handles .desktop files)
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if command -v gtk-launch &>/dev/null; then
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gtk-launch "$app" 2>/dev/null && { echo "launched: $app"; exit 0; }
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fi
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# Try kioclient
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if command -v kioclient5 &>/dev/null || command -v kioclient &>/dev/null; then
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kio=$(command -v kioclient5 || command -v kioclient)
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"$kio" exec "applications:$app.desktop" 2>/dev/null && { echo "launched: $app"; exit 0; }
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fi
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# Try gio
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if command -v gio &>/dev/null; then
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# Find .desktop file
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desktop_file=$(find /usr/share/applications ~/.local/share/applications \
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-name "*${app}*.desktop" 2>/dev/null | head -1)
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if [ -n "$desktop_file" ]; then
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gio launch "$desktop_file" && { echo "launched: $app"; exit 0; }
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fi
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fi
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# Try D-Bus activation
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gdbus call --session \
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--dest org.freedesktop.DBus \
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--object-path /org/freedesktop/DBus \
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--method org.freedesktop.DBus.StartServiceByName \
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"$app" 0 2>/dev/null && { echo "activated: $app"; exit 0; }
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# Last resort: just exec it
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if command -v "$app" &>/dev/null; then
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setsid "$app" &>/dev/null &
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echo "launched: $app (pid $!)"
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else
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echo "ERROR: cannot find or launch '$app'" >&2
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exit 1
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fi
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;;
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activate)
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app="${2:?usage: gui_apps activate <title_or_class>}"
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# Focus existing window
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if command -v wmctrl &>/dev/null; then
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# Try by class first
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wid=$(wmctrl -l -x | grep -i "$app" | head -1 | awk '{print $1}')
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if [ -n "$wid" ]; then
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wmctrl -i -a "$wid"
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echo "activated: $wid"
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exit 0
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fi
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fi
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if command -v xdotool &>/dev/null; then
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wid=$(xdotool search --name "$app" 2>/dev/null | head -1)
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if [ -n "$wid" ]; then
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xdotool windowactivate "$wid"
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echo "activated: $wid"
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exit 0
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fi
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fi
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echo "ERROR: no window matching '$app'" >&2
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exit 1
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;;
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installed)
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# List installed .desktop files
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find /usr/share/applications ~/.local/share/applications \
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-name '*.desktop' 2>/dev/null | \
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xargs grep -l '^Name=' | \
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while read -r f; do
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name=$(grep '^Name=' "$f" | head -1 | cut -d= -f2)
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echo "$(basename "$f" .desktop) $name"
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done | sort
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;;
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*)
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echo "usage: gui_apps <list|launch|activate|installed> [app]" >&2
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exit 1
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;;
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esac
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