Files
Newton-Editor/plugins/code/ui/terminals/terminals_view.py
itdominator 12b5fe7304 feat: improve LSP lifecycle, terminal widget, and code folding support
- LSP:
  - Add shutdown and exit request/notification handling
  - Send initialized notification after initialize response
  - Gracefully close clients with delayed shutdown via GLib timeout
  - Fix LSP WS server ↔ Godot LSP communication flow

- Terminal (VteWidget):
  - Switch to async spawn with full environment inheritance
  - Add PROMPT_COMMAND OSC7 support for cwd tracking
  - Improve UX: scrollback, no audible bell, auto scroll
  - Implement clipboard shortcuts, selection copy, middle-click paste
  - Track cwd changes and update UI label
  - Add proper signal wiring and cleanup on destroy

- Code folding:
  - Add fold support for JS, HTML, CSS, JSON, C, C++, Go
  - Reset fold state safely when AST or filetype is unavailable

- UI (Plugins dialog):
  - Improve dialog behavior (non-modal, centered, transient)
  - Add focus-out auto-hide and Ctrl+Shift+P shortcut

- Misc:
  - Add type hints in VTE widget
  - Update TODOs (remove completed items, add LSP comm fix)
  - Add terminal plugin scaffolding
2026-04-13 00:50:42 -05:00

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# Python imports
# Lib imports
import gi
gi.require_version('Gtk', '3.0')
gi.require_version('Gdk', '3.0')
from gi.repository import Gtk
from gi.repository import GLib
from gi.repository import Gdk
from gi.repository import Pango
# Application imports
from .vte_widget import VteWidget
class TerminalsView(Gtk.Notebook):
def __init__(self):
super(TerminalsView, self).__init__()
self.code_view = None
self._setup_styling()
self._setup_signals()
self._load_widgets()
self.show_all()
self.hide()
def _setup_styling(self):
ctx = self.get_style_context()
ctx.add_class("terminals-view")
self.set_scrollable(True)
def _setup_signals(self):
self.connect("show", self._handle_show)
self.connect("hide", self._handle_hide)
self.connect("destroy", self._handle_destroy)
def _load_widgets(self):
hbox = Gtk.Box()
self.add_bttn = Gtk.Button(label = "")
self.hide_bttn = Gtk.Button(label = "")
self.add_bttn.connect("clicked", self._create_terminal)
self.hide_bttn.connect("clicked", self._hide_view)
hbox.add(self.add_bttn)
hbox.add(self.hide_bttn)
self.set_action_widget(hbox, Gtk.PackType.END)
self.create_terminal()
hbox.show_all()
def _generate_terminal_parts(self):
label = Gtk.Label(label = "...")
vte_widget = VteWidget()
vte_widget.hide_view = self.hide
vte_widget.create_terminal = self.create_terminal
vte_widget.close_terminal = self.close_terminal
vte_widget.prev_terminal = self.prev_terminal
vte_widget.next_terminal = self.next_terminal
label.set_text( vte_widget.get_home_path() )
label.set_tooltip_text( vte_widget.get_home_path() )
label.set_ellipsize(Pango.EllipsizeMode.START)
label.set_single_line_mode(True)
label.set_max_width_chars(32)
label.set_size_request(240, -1)
vte_widget.bind_label(label)
return label, vte_widget
def _handle_show(self, widget):
i = widget.get_current_page()
term = widget.get_nth_page(i)
GLib.idle_add(term.grab_focus)
def _handle_hide(self, widget):
if not self.code_view: return
GLib.idle_add(self.code_view.grab_focus)
def _hide_view(self, widget):
self.hide()
def _handle_destroy(self, widget):
widget.disconnect_by_func(widget._handle_show)
widget.disconnect_by_func(widget._handle_hide)
widget.disconnect_by_func(widget._handle_destroy)
self.add_bttn.disconnect_by_func(self._create_terminal)
self.hide_bttn.disconnect_by_func(self._hide_view)
def _create_terminal(self, widget):
self.create_terminal()
def set_code_view(self, widget):
self.code_view = widget
def create_terminal(self):
label, vte_widget = self._generate_terminal_parts()
index = self.append_page(vte_widget, label)
self.set_tab_detachable(vte_widget, True)
self.set_tab_reorderable(vte_widget, True)
self.set_current_page(index)
GLib.idle_add(vte_widget.grab_focus)
self.show_all()
def close_terminal(self):
size = self.get_n_pages()
if size == 1: return
i = self.get_current_page()
widget = self.get_nth_page(i)
self.remove_page(i)
widget.destroy()
def prev_terminal(self):
i = self.get_current_page() - 1
size = self.get_n_pages()
if i < 0:
self.set_current_page(size - 1)
return
self.prev_page()
def next_terminal(self):
i = self.get_current_page() + 1
size = self.get_n_pages()
if i == size:
self.set_current_page(0)
return
self.next_page()