"""
Farnsworth Main Window.
"""
import logging
from typing import Optional
try:
from PySide6.QtWidgets import (
QMainWindow, QWidget, QVBoxLayout, QHBoxLayout,
QStackedWidget, QListWidget, QListWidgetItem, QSplitter
)
from PySide6.QtCore import Qt, QSize
from PySide6.QtGui import QIcon
PYSIDE_AVAILABLE = True
except ImportError:
PYSIDE_AVAILABLE = False
QMainWindow = object
logger = logging.getLogger(__name__)
class MainWindow(QMainWindow if PYSIDE_AVAILABLE else object):
"""
Main application window with sidebar navigation.
Layout:
┌─────────┬──────────────────────┐
│ Sidebar │ Content Area │
│ [Chat] │ │
│ [Tasks] │ (Stacked Widget) │
│ [Memory]│ │
│ [Tools] │ │
│ [Logs] │ │
│ [Gear] │ │
└─────────┴──────────────────────┘
"""
def __init__(self, app=None):
if not PYSIDE_AVAILABLE:
return
super().__init__()
self.app = app
self.setWindowTitle("Farnsworth AI")
self.setMinimumSize(900, 600)
self.resize(1200, 800)
self._setup_ui()
self._setup_menu()
def _setup_ui(self):
"""Setup the main UI layout."""
central = QWidget()
self.setCentralWidget(central)
layout = QHBoxLayout(central)
layout.setContentsMargins(0, 0, 0, 0)
layout.setSpacing(0)
# Splitter for resizable sidebar
splitter = QSplitter(Qt.Horizontal)
layout.addWidget(splitter)
# Sidebar
self.sidebar = self._create_sidebar()
splitter.addWidget(self.sidebar)
# Content area (stacked widget for multiple views)
self.content_stack = QStackedWidget()
splitter.addWidget(self.content_stack)
# Add content pages
self._add_content_pages()
# Set initial sizes (sidebar: 200px)
splitter.setSizes([200, 1000])
# Connect sidebar selection
self.sidebar.currentRowChanged.connect(self._on_sidebar_changed)
def _create_sidebar(self) -> QListWidget:
"""Create the sidebar navigation."""
sidebar = QListWidget()
sidebar.setMaximumWidth(250)
sidebar.setMinimumWidth(150)
# Navigation items
items = [
("Chat", "💬"),
("Tasks", "📋"),
("Memory", "🧠"),
("Tools", "🔧"),
("Logs", "📜"),
("Settings", "⚙️"),
]
for name, icon in items:
item = QListWidgetItem(f"{icon} {name}")
item.setSizeHint(QSize(0, 50))
sidebar.addItem(item)
sidebar.setCurrentRow(0)
return sidebar
def _add_content_pages(self):
"""Add content pages to the stack."""
# Chat page
from .chat_widget import ChatWidget
self.chat_widget = ChatWidget(self)
self.content_stack.addWidget(self.chat_widget)
# Tasks page
from .task_widget import TaskWidget
self.task_widget = TaskWidget(self)
self.content_stack.addWidget(self.task_widget)
# Memory page
from .memory_widget import MemoryWidget
self.memory_widget = MemoryWidget(self)
self.content_stack.addWidget(self.memory_widget)
# Tools page (placeholder)
tools_placeholder = QWidget()
self.content_stack.addWidget(tools_placeholder)
# Logs page (placeholder)
logs_placeholder = QWidget()
self.content_stack.addWidget(logs_placeholder)
# Settings page
from .settings_dialog import SettingsWidget
self.settings_widget = SettingsWidget(self)
self.content_stack.addWidget(self.settings_widget)
def _on_sidebar_changed(self, index: int):
"""Handle sidebar selection change."""
self.content_stack.setCurrentIndex(index)
def _setup_menu(self):
"""Setup the menu bar."""
menubar = self.menuBar()
# File menu
file_menu = menubar.addMenu("&File")
file_menu.addAction("New Chat", self._new_chat)
file_menu.addSeparator()
file_menu.addAction("Exit", self.close)
# View menu
view_menu = menubar.addMenu("&View")
view_menu.addAction("Toggle Sidebar", self._toggle_sidebar)
# Help menu
help_menu = menubar.addMenu("&Help")
help_menu.addAction("About", self._show_about)
def _new_chat(self):
"""Start a new chat."""
if hasattr(self, 'chat_widget'):
self.chat_widget.clear_chat()
self.sidebar.setCurrentRow(0)
def _toggle_sidebar(self):
"""Toggle sidebar visibility."""
self.sidebar.setVisible(not self.sidebar.isVisible())
def _show_about(self):
"""Show about dialog."""
from PySide6.QtWidgets import QMessageBox
QMessageBox.about(
self,
"About Farnsworth",
"Farnsworth AI Desktop\n\n"
"Your intelligent AI companion.\n\n"
"Version 2.9.4"
)
def closeEvent(self, event):
"""Handle window close - minimize to tray instead."""
if self.app and hasattr(self.app, 'tray'):
event.ignore()
self.hide()
self.app.tray.showMessage(
"Farnsworth",
"Running in background. Click tray icon to reopen.",
1000
)
else:
event.accept()
