109 lines
2.7 KiB
Bash
Executable file
109 lines
2.7 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -euo pipefail
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# Simple script to launch an application or focus it if already running in niri
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# Usage: niri-launch-or-focus <command> [--class CLASS] [--title TITLE] [args...]
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#
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# Examples:
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# niri-launch-or-focus firefox
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# niri-launch-or-focus code --class Code --title "My Project"
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# niri-launch-or-focus kitty --class kitty
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CLASS=""
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TITLE=""
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ARGS=()
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# Parse arguments
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while [[ $# -gt 0 ]]; do
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case $1 in
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--class)
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CLASS="$2"
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shift 2
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;;
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--title)
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TITLE="$2"
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shift 2
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;;
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*)
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ARGS+=("$1")
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shift
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;;
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esac
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done
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if [ ${#ARGS[@]} -eq 0 ]; then
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echo "Usage: $0 <command> [--class CLASS] [--title TITLE] [args...]" >&2
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exit 1
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fi
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COMMAND="${ARGS[0]}"
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APP_NAME=$(basename "$COMMAND")
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unset 'ARGS[0]'
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ARGS=("${ARGS[@]}")
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# If class/title were provided as flags, add them to command args (for apps that support them)
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if [ -n "$CLASS" ]; then
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ARGS=("--class=$CLASS" "${ARGS[@]}")
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fi
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if [ -n "$TITLE" ]; then
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ARGS=("--title=$TITLE" "${ARGS[@]}")
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fi
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# Find window by app_id (niri uses app-id), title, or app name
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find_window() {
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local class="$1"
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local title="$2"
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local app="$3"
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# Check if jq is available
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if ! command -v jq >/dev/null 2>&1; then
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echo "Error: jq is required but not found. Please install jq." >&2
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return 1
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fi
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# Get windows list from niri as JSON
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local windows_json
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windows_json=$(niri msg -j windows 2>/dev/null || echo "[]")
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if [ -z "$windows_json" ] || [ "$windows_json" = "[]" ]; then
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return 1
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fi
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# Use jq to find matching window
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local window_id
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if [ -n "$class" ]; then
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# Match by class (app_id)
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window_id=$(echo "$windows_json" | jq -r --arg class "$class" '
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.[] | select(.app_id | ascii_downcase == ($class | ascii_downcase)) | .id
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' | head -1)
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elif [ -n "$title" ]; then
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# Match by title
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window_id=$(echo "$windows_json" | jq -r --arg title "$title" '
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.[] | select(.title == $title) | .id
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' | head -1)
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else
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# Match by app name (basename of command)
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window_id=$(echo "$windows_json" | jq -r --arg app "$app" '
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.[] | select(.app_id | ascii_downcase == ($app | ascii_downcase)) | .id
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' | head -1)
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fi
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if [ -n "$window_id" ] && [ "$window_id" != "null" ]; then
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echo "$window_id"
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return 0
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fi
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return 1
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}
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# Try to find existing window
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WINDOW_ID=$(find_window "$CLASS" "$TITLE" "$APP_NAME" || echo "")
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# Focus if found, otherwise launch
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if [ -n "$WINDOW_ID" ]; then
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niri msg action focus-window --id "$WINDOW_ID" >/dev/null 2>&1
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else
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"$COMMAND" "${ARGS[@]}" >/dev/null 2>&1 &
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disown
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fi
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