125 lines
3.4 KiB
Python
125 lines
3.4 KiB
Python
# Python imports
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import os
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# Lib imports
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import gi
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gi.require_version('Gtk', '3.0')
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gi.require_version('Gdk', '3.0')
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gi.require_version('Vte', '2.91')
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from gi.repository import Gtk
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from gi.repository import Gdk
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from gi.repository import GLib
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from gi.repository import Vte
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# Application imports
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from libs.dto.event import Event
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class VteWidgetException(Exception):
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...
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class VteWidget(Vte.Terminal):
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"""
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https://stackoverflow.com/questions/60454326/how-to-implement-a-linux-terminal-in-a-pygtk-app-like-vscode-and-pycharm-has
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"""
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def __init__(self):
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super(VteWidget, self).__init__()
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self.cd_cmd_prefix = ("cd".encode(), "cd ".encode())
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self.dont_process = False
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self._setup_styling()
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self._setup_signals()
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self._subscribe_to_events()
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self._load_widgets()
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self._do_session_spawn()
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self.show()
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def _setup_styling(self):
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ctx = self.get_style_context()
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ctx.add_class("vte-widget")
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self.set_clear_background(False)
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self.set_enable_sixel(True)
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self.set_cursor_shape( Vte.CursorShape.IBEAM )
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def _setup_signals(self):
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self.connect("commit", self._commit)
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def _subscribe_to_events(self):
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event_system.subscribe("update_term_path", self.update_term_path)
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def _load_widgets(self):
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...
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def _do_session_spawn(self):
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self.spawn_sync(
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Vte.PtyFlags.DEFAULT,
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settings_manager.get_home_path(),
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["/bin/bash"],
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[],
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GLib.SpawnFlags.DEFAULT,
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None, None,
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)
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# Note: '-->:' is used as a delimiter to split on to get command actual.
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# !!! DO NOT REMOVE UNLESS CODE UPDATED ACCORDINGLY !!!
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startup_cmds = [
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"env -i /bin/bash --noprofile --norc\n",
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"export TERM='xterm-256color'\n",
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"export LC_ALL=C\n",
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"export XDG_RUNTIME_DIR='/run/user/1000'\n",
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"export DISPLAY=:0\n",
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f"export XAUTHORITY='{settings_manager.get_home_path()}/.Xauthority'\n",
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f"\nexport HOME='{settings_manager.get_home_path()}'\n",
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"export PS1='\\h@\\u \\W -->: '\n",
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"clear\n"
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]
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for i in startup_cmds:
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self.run_command(i)
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def _commit(self, terminal, text, size):
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if self.dont_process:
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self.dont_process = False
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return
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if not text.encode() == "\r".encode(): return
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text, attributes = self.get_text()
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lines = text.strip().splitlines()
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command_ran = None
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try:
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command_ran = lines[-1].split("-->:")[1].strip()
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except VteWidgetException as e:
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logger.debug(e)
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return
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if not command_ran[0:3].encode() in self.cd_cmd_prefix:
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return
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target_path = command_ran.split( command_ran[0:3] )[1]
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if target_path in (".", "./"): return
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if not target_path:
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target_path = settings_manager.get_home_path()
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event = Event("pty_path_updated", "", target_path)
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event_system.emit("handle_bridge_event", (event,))
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def update_term_path(self, fpath: str):
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self.dont_process = True
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cmds = [f"cd '{fpath}'\n", "clear\n"]
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for cmd in cmds:
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self.run_command(cmd)
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def run_command(self, cmd: str):
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self.feed_child_binary(bytes(cmd, 'utf8')) |