490 lines
16 KiB
Python
490 lines
16 KiB
Python
from __future__ import annotations
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import os
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from datetime import datetime
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from pathlib import Path
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from typing import Any, cast
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from gi.repository import Gdk, GLib, Gtk
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from .file_model import FileItem, FileListModel, FileType
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from .reactive import Watcher, update_all_computed
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from .thumbnailer import Thumbnailer
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from .video_overlay import VideoOverlay
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from .video_player import VideoPlayer
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class MainWindow(Gtk.ApplicationWindow, Watcher):
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player: VideoPlayer
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overlay: VideoOverlay
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stack: Gtk.Stack
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list_view: Gtk.ListView
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list_model: FileListModel
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selection_model: Gtk.SingleSelection
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video_picture: Gtk.Picture
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thumbnail_picture: Gtk.Picture
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clock: Gtk.Label
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directory_history: list[Path]
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selection_history: dict[str, int]
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last_position_save: float
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now: float
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def __init__(self, *args: Any, thumbnailer: Thumbnailer, **kwargs: Any):
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super().__init__(*args, **kwargs)
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self.thumbnailer = thumbnailer
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# Directory history stack
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self.directory_history = []
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self.selection_history = {}
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# Last time we've saved playback position.
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self.last_position_save = 0.0
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# Make window fullscreen and borderless
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self.set_decorated(False)
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self.fullscreen()
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# Setup key event controller
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key_controller = Gtk.EventControllerKey()
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key_controller.connect("key-pressed", self._on_key_pressed)
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self.add_controller(key_controller)
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# Disable and hide mouse cursor
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self.set_can_target(False)
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display = Gdk.Display.get_default()
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if display:
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cursor = Gdk.Cursor.new_from_name("none")
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if cursor:
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self.set_cursor(cursor)
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# Process frame ticks.
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self.add_tick_callback(self._on_tick, None)
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# Create video widget and overlay
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self.video_picture = Gtk.Picture()
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self.video_picture.set_can_shrink(True)
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self.video_picture.set_keep_aspect_ratio(True)
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self.video_picture.set_vexpand(True)
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self.video_picture.set_hexpand(True)
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# Create main menu clock
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self.clock = Gtk.Label(
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name="main-clock",
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halign=Gtk.Align.START,
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valign=Gtk.Align.START,
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)
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# Create image widget for thumbnail
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self.thumbnail_picture = Gtk.Picture(
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name="thumbnail-picture",
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can_shrink=True,
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keep_aspect_ratio=True,
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)
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self.thumbnail_picture.set_size_request(384, 216)
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self.thumbnail_picture.set_resource(None)
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# Create list & selection model for the file list view.
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self.list_model = FileListModel()
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self.selection_model = Gtk.SingleSelection(model=self.list_model)
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self.selection_model.connect("selection-changed", self._on_selection_changed)
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# Create file list view.
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self.list_view = Gtk.ListView(
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name="file-list",
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vexpand=True,
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model=self.selection_model,
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)
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self.list_view.connect("activate", self._on_activate)
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# Factory for list items
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factory = Gtk.SignalListItemFactory()
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factory.connect("setup", self._setup_list_item)
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factory.connect("bind", self._bind_list_item)
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self.list_view.set_factory(factory)
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# Add list view to a scrolled window
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scrolled = Gtk.ScrolledWindow()
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scrolled.set_child(self.list_view)
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# Setup video player.
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self.player = VideoPlayer(self.video_picture)
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# Setup video overlay using that player.
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self.overlay = VideoOverlay(self.player)
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self.overlay.set_name("overlay")
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# Left third (1/3 width).
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left_box = Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
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left_box.set_valign(Gtk.Align.START)
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left_box.set_halign(Gtk.Align.FILL)
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left_box.append(self.clock)
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left_box.append(self.thumbnail_picture)
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# Right two-thirds (2/3 width).
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right_box = Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
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right_box.set_hexpand(True)
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right_box.append(scrolled)
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# Create a grid to handle the 1:2 ratio we want.
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grid = Gtk.Grid()
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grid.set_column_homogeneous(True)
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grid.set_hexpand(True)
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grid.attach(left_box, 0, 0, 1, 1)
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grid.attach(right_box, 1, 0, 2, 1)
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# Add both main menu and overlay to stack.
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self.stack = Gtk.Stack()
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self.stack.add_named(grid, "menu")
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self.stack.add_named(self.overlay, "player")
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# Start with main menu visible.
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self.stack.set_visible_child_name("menu")
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# Stack is our root.
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self.set_child(self.stack)
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# Enable all watch methods.
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self.watch_all()
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# Populate the list store.
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self._populate_file_list()
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@property
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def selection(self) -> FileItem | None:
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selected_item = self.selection_model.get_selected_item()
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return cast(FileItem, selected_item) if selected_item else None
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def _setup_list_item(self, factory: Gtk.SignalListItemFactory, list_item: Gtk.ListItem):
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# Create horizontal box to hold icon and label
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box = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL)
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box.set_spacing(8)
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# Create icon image
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icon = Gtk.Image()
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icon.set_css_classes(["file-icon"])
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box.append(icon)
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# Create label
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label = Gtk.Label()
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label.set_halign(Gtk.Align.START)
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box.append(label)
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list_item.set_child(box)
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def _bind_list_item(self, factory: Gtk.SignalListItemFactory, list_item: Gtk.ListItem):
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box = cast(Gtk.Box, list_item.get_child())
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icon = cast(Gtk.Image, box.get_first_child())
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label = cast(Gtk.Label, box.get_last_child())
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item = cast(FileItem, list_item.get_item())
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def update_icon():
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if item.file_type == FileType.DIRECTORY:
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icon.set_from_icon_name("folder-symbolic")
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icon.set_css_classes(["file-icon"])
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else:
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position = item.saved_position.value
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duration = item.saved_duration.value
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if position == 0:
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icon.set_from_icon_name("media-playback-start-symbolic")
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icon.set_css_classes(["file-icon", "unwatched"])
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elif (position / duration) >= 0.99:
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icon.set_from_icon_name("object-select-symbolic")
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icon.set_css_classes(["file-icon", "completed"])
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else:
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icon.set_from_icon_name("media-playback-pause-symbolic")
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icon.set_css_classes(["file-icon", "in-progress"])
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label.set_text(item.name)
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item.watch(update_icon)
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update_icon()
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def _on_activate(self, widget: Gtk.ListView, index: int):
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selected_item = self.selection_model.get_item(index)
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if selected_item:
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file_item = cast(FileItem, selected_item)
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if file_item.file_type == FileType.DIRECTORY:
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self._navigate_to(file_item.full_path)
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return
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position = file_item.saved_position.value
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duration = file_item.saved_duration.value
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if (position / duration) >= 0.99:
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position = 0
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# Start playing the video
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self.player.play(
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file_item,
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position,
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file_item.saved_subtitle_track.value,
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file_item.saved_audio_track.value,
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)
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self.last_position_save = self.now
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self.stack.set_visible_child_name("player")
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self.overlay.show_message(f"Playing: {file_item.name}")
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def _restore_selection(self):
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pos = self.selection_history.get(os.getcwd(), 0)
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self.selection_model.set_selected(pos)
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self.list_view.scroll_to(pos, Gtk.ListScrollFlags.SELECT | Gtk.ListScrollFlags.FOCUS, None)
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def _refresh(self):
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self._populate_file_list()
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self._restore_selection()
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def _navigate_to(self, path: Path):
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self.directory_history.append(Path(os.getcwd()))
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os.chdir(path)
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self._populate_file_list()
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self._restore_selection()
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def _navigate_back(self):
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if not self.directory_history:
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return
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prev_dir = self.directory_history.pop()
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os.chdir(prev_dir)
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self._populate_file_list()
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self._restore_selection()
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def _on_selection_changed(
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self,
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selection_model: Gtk.SingleSelection,
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position: int,
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n_items: int,
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):
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position = selection_model.get_selected()
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if position == Gtk.INVALID_LIST_POSITION:
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return
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self.selection_history[os.getcwd()] = position
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if file_item := self.selection:
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# Update thumbnail if available
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if file_item.thumbnail.value:
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gbytes = GLib.Bytes.new(cast(Any, file_item.thumbnail.value))
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texture = Gdk.Texture.new_from_bytes(gbytes)
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self.thumbnail_picture.set_paintable(texture)
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else:
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self.thumbnailer.generate_thumbnail(file_item)
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self.thumbnail_picture.set_paintable(None)
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def _toggle_play_pause(self) -> None:
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"""Toggle between play and pause states"""
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self.player.toggle_play_pause()
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def _on_player_key_pressed(
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self,
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keyval: int,
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keycode: int,
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state: Gdk.ModifierType,
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) -> bool:
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if keyval == Gdk.keyval_from_name("space"):
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self._toggle_play_pause()
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return True
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elif keyval == Gdk.keyval_from_name("Escape"):
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self._save_position()
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self.player.stop()
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self.stack.set_visible_child_name("menu")
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self.list_view.grab_focus()
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return True
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elif keyval == Gdk.keyval_from_name("Left"):
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self.player.seek_relative(-10)
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return True
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elif keyval == Gdk.keyval_from_name("Right"):
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self.player.seek_relative(10)
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return True
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elif keyval == Gdk.keyval_from_name("Down"):
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self.player.seek_relative(-60)
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return True
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elif keyval == Gdk.keyval_from_name("Up"):
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self.player.seek_relative(60)
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return True
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elif keyval == Gdk.keyval_from_name("Home"):
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self.player.seek_start()
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return True
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elif keyval == Gdk.keyval_from_name("End"):
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self.player.seek_end()
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return True
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elif keyval == Gdk.keyval_from_name("o"):
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self.player.last_user_input.value = self.now
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return True
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elif keyval == Gdk.keyval_from_name("j"):
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has_subs, index, lang = self.player.cycle_subtitles()
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if has_subs:
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if index:
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self.overlay.show_message(f"Subtitles #{index} ({lang})")
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else:
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self.overlay.show_message("Subtitles turned off")
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file_item = self.selection
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if file_item is not None:
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file_item.saved_subtitle_track.value = index - 1
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else:
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self.overlay.show_message("No subtitles available")
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return True
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elif keyval == Gdk.keyval_from_name("a"):
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has_audio, index, lang = self.player.cycle_audio()
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if has_audio:
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self.overlay.show_message(f"Audio #{index} ({lang})")
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file_item = self.selection
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if file_item is not None:
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file_item.saved_audio_track.value = index - 1
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else:
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self.overlay.show_message("No audio tracks available")
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return True
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return False
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def _toggle_watched_status(self) -> None:
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"""Toggle watched status for the selected file"""
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file_item = self.selection
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if file_item is None or file_item.file_type == FileType.DIRECTORY:
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return
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position = file_item.saved_position.value
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duration = file_item.saved_duration.value
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# If position exists and is >= 99% through, clear it
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if position > 0 and (position / duration) >= 0.99:
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file_item.saved_position.value = 0
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else:
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# Otherwise mark as complete
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file_item.saved_position.value = duration
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# Force the list to update the changed item
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self.list_model.items_changed(self.selection_model.get_selected(), 1, 1)
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def _on_menu_key_pressed(
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self,
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keyval: int,
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keycode: int,
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state: Gdk.ModifierType,
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) -> bool:
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if keyval == Gdk.keyval_from_name("q"):
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self.close()
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return True
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elif keyval == Gdk.keyval_from_name("r"):
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self._refresh()
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return True
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elif keyval == Gdk.keyval_from_name("w"):
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self._toggle_watched_status()
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return True
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elif keyval == Gdk.keyval_from_name("BackSpace"):
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self._navigate_back()
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return True
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return False
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def _on_key_pressed(
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self,
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controller: Gtk.EventControllerKey,
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keyval: int,
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keycode: int,
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state: Gdk.ModifierType,
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) -> bool:
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# Handle keys differently based on which view is active
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if self.stack.get_visible_child_name() == "player":
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return self._on_player_key_pressed(keyval, keycode, state)
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else:
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return self._on_menu_key_pressed(keyval, keycode, state)
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def _save_position(self) -> None:
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"""Save current playback position as xattr"""
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if not self.player.is_playing:
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return
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file_item = self.player.file_item.value
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if file_item is None or file_item.file_type == FileType.DIRECTORY:
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return
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position = self.player.get_position()
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if position is not None:
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file_item.saved_position.value = position
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duration = self.player.get_duration()
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if duration is not None:
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file_item.saved_duration.value = duration
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def _on_tick(self, widget: Gtk.Widget, frame_clock: Gdk.FrameClock, data: Any) -> bool:
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# Update all reactive values for whole application.
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update_all_computed()
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self.clock.set_text(datetime.now().strftime("%H:%M"))
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self.now = frame_clock.get_frame_time() / 1_000_000
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# Save playback position every 60 seconds.
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if self.now - self.last_position_save >= 60.0:
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self._save_position()
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self.last_position_save = self.now
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# Update thumbnail if available
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if file_item := self.selection:
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self.thumbnailer.generate_thumbnail(file_item)
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if file_item.thumbnail.value and not self.thumbnail_picture.get_paintable():
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gbytes = GLib.Bytes.new(cast(Any, file_item.thumbnail.value))
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texture = Gdk.Texture.new_from_bytes(gbytes)
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self.thumbnail_picture.set_paintable(texture)
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if self.thumbnailer._work_queue.empty():
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for i in range(self.list_model.get_n_items()):
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if item := self.list_model.get_item(i):
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assert isinstance(item, FileItem)
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if item.file_type != FileType.DIRECTORY and not item.attempted_thumbnail.value:
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self.thumbnailer.generate_thumbnail(item)
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break
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return True
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def _populate_file_list(self) -> None:
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items: list[FileItem] = []
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for entry in os.scandir():
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if entry.name.startswith("."):
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continue
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path = Path(entry.name)
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if path.is_dir():
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items.append(FileItem(path.name, FileType.DIRECTORY, path.resolve()))
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elif path.suffix in (".mkv", ".mp4", ".avi"):
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file_item = FileItem(path.name, FileType.VIDEO, path.resolve())
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items.append(file_item)
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# Sort directories first, then files, both alphabetically
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items.sort(key=lambda x: (x.file_type != FileType.DIRECTORY, x.name.lower()))
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self.list_model.set_items(items)
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