tool extends Control # This scene demonstrates how we can control the Terminal node directly by # sending and receiving strings and ANSI escape sequences to the terminal # directly. # References: # - https://tldp.org/HOWTO/Bash-Prompt-HOWTO/x361.html # - https://www.youtube.com/watch?v=jTSQlIK_92w const TPut = preload("res://addons/godot_xterm/util/tput.gd") # Title generated using command: toilet -f pagga GODOTXTERM const TITLE = """ ░█▀▀░█▀█░█▀▄░█▀█░▀█▀░█░█░▀█▀░█▀▀░█▀▄░█▄█\r ░█░█░█░█░█░█░█░█░░█░░▄▀▄░░█░░█▀▀░█▀▄░█░█\r ░▀▀▀░▀▀▀░▀▀░░▀▀▀░░▀░░▀░▀░░▀░░▀▀▀░▀░▀░▀░▀\r """ const TITLE_WIDTH = 42 var menu_items := [ {"name": "Asciicast", "scene": preload("../asciicast/asciicast.tscn")}, { "name": "Terminal", "scene": ( preload("../web_console/web_console.tscn") if OS.has_feature("JavaScript") else preload("../terminal/terminal.tscn") ) }, {"name": "Exit"} ] var selected_index := 0 var row: int var menu_start_row: int var offset: int onready var tput = TPut.new($Terminal) func _ready(): if not $Terminal.is_connected("key_pressed", self, "_on_Terminal_key_pressed"): # warning-ignore:return_value_discarded $Terminal.connect("key_pressed", self, "_on_Terminal_key_pressed") # warning-ignore:return_value_discarded $Terminal.connect("size_changed", self, "draw_all") $Terminal.grab_focus() draw_all() func draw_all(_size = Vector2.ZERO): offset = int(floor(($Terminal.get_cols() / 2.0) - (TITLE_WIDTH / 2.0))) tput.reset() row = 5 tput.civis() # Hide the cursor. draw_title() draw_menu() tput.sgr0() row += 1 func draw_title(): tput.setaf(tput.ANSIColor.bright_yellow) tput.cup(row, 0) for line in TITLE.split("\r"): row += 1 tput.cup(row, offset) $Terminal.write(line) tput.sgr0() # Get the plugin version from the plugin's config file. var config = ConfigFile.new() var err = config.load("res://addons/godot_xterm/plugin.cfg") if err == OK: $Terminal.write("\n") $Terminal.write("Version: %s" % config.get_value("plugin", "version", "unknown")) row += 2 func draw_menu(): if not menu_start_row: menu_start_row = row + 1 row = menu_start_row var col_offset: int for i in range(menu_items.size()): row += 1 var item = menu_items[i] if not col_offset: col_offset = int(floor(($Terminal.get_cols() / 2) - (item.name.length() / 2))) tput.cup(row, offset) if selected_index == i: tput.setab(tput.ANSIColor.red) tput.setaf(tput.ANSIColor.black) $Terminal.write("%s. %s" % [i + 1, item.name]) if selected_index == i: tput.sgr0() func _on_Terminal_key_pressed(data: String, event: InputEventKey) -> void: match data: tput.CURSOR_UP: # Up arrow key selected_index = int(clamp(selected_index - 1, 0, menu_items.size() - 1)) draw_menu() tput.CURSOR_DOWN: # Down arrow key selected_index = int(clamp(selected_index + 1, 0, menu_items.size() - 1)) draw_menu() "1": selected_index = 0 draw_menu() "2": selected_index = 1 draw_menu() "3": selected_index = 2 draw_menu() # We can also match against the raw InputEventKey. if event.scancode == KEY_ENTER: var item = menu_items[selected_index] match item.name: "Asciicast": var scene = item.scene.instance() var animation_player: AnimationPlayer = scene.get_node("AnimationPlayer") scene.connect("key_pressed", self, "_on_Asciicast_key_pressed", [animation_player]) add_child(scene) scene.grab_focus() yield(animation_player, "animation_finished") remove_child(scene) $Terminal.grab_focus() scene.queue_free() "Terminal": if OS.get_name() == "Windows": return OS.call_deferred( "alert", ( "Psuedoterminal node currently" + " uses pty.h but needs to use either winpty or conpty" + " to work on Windows." ), "Terminal not Supported on Windows" ) var scene = item.scene.instance() var pty = scene if OS.has_feature("JavaScript") else scene.get_node("PTY") add_child(scene) scene.grab_focus() yield(pty, "exited") $Terminal.grab_focus() scene.queue_free() "Exit": if OS.has_feature("JavaScript"): JavaScript.eval("window.location.reload()") get_tree().quit() func _on_Asciicast_key_pressed( data: String, _event: InputEventKey, animation_player: AnimationPlayer ) -> void: if data == "\u001b": animation_player.emit_signal("animation_finished")