Files
music-player/menus/file_manager.py

142 lines
6.3 KiB
Python

import arcade, arcade.gui, os, time
from utils.constants import button_style
from utils.preload import button_texture, button_hovered_texture
from arcade.gui.experimental.scroll_area import UIScrollArea, UIScrollBar
class FileManager(arcade.gui.UIView):
def __init__(self, start_directory, allowed_extensions, select_mode="dir", *args, playlist_selected=None):
super().__init__()
self.select_mode = select_mode
self.playlist_selected = playlist_selected
self.current_directory = start_directory
self.allowed_extensions = allowed_extensions
self.file_buttons = []
self.submitted_content = ""
self.done = False
self.args = args
self.playlist_selected = playlist_selected
self.anchor = self.ui.add(arcade.gui.UIAnchorLayout(size_hint=(1, 1)))
self.box = self.anchor.add(arcade.gui.UIBoxLayout(size_hint=(0.7, 0.7)), anchor_x="center", anchor_y="center")
self.content_cache = {}
self.pre_cache_contents()
def on_show_view(self):
super().on_show_view()
self.current_directory_label = self.anchor.add(arcade.gui.UILabel(text=self.current_directory, font_name="Roboto", font_size=24), anchor_x="center", anchor_y="top", align_y=-15)
self.scroll_area = UIScrollArea(size_hint=(0.95, 1)) # center on screen
self.scroll_area.scroll_speed = -50
self.box.add(self.scroll_area)
self.scrollbar = UIScrollBar(self.scroll_area)
self.scrollbar.size_hint = (0.02, 1)
self.anchor.add(self.scrollbar, anchor_x="right", anchor_y="center")
self.files_box = arcade.gui.UIBoxLayout(space_between=5)
self.scroll_area.add(self.files_box)
self.back_button = self.anchor.add(arcade.gui.UITextureButton(texture=button_texture, texture_hovered=button_hovered_texture, text='<--', style=button_style, width=100, height=50), anchor_x="left", anchor_y="top", align_x=5, align_y=-5)
self.back_button.on_click = lambda event: self.main_exit()
self.show_directory()
if self.select_mode == "directory":
self.submit_button = self.anchor.add(arcade.gui.UITextureButton(texture=button_texture, texture_hovered=button_hovered_texture, text="Submit", style=button_style, width=self.window.width / 10, height=self.window.height / 10), anchor_x="right", anchor_y="bottom", align_x=-self.window.width / 30)
self.submit_button.on_click = lambda event: self.submit(self.current_directory)
def submit(self, content):
self.submitted_content = content
self.done = True
if self.select_mode == "file":
from menus.add_music import AddMusic
self.window.show_view(AddMusic(*self.args, music_file_selected=self.submitted_content, playlist_selected=self.playlist_selected))
elif self.select_mode == "directory":
from menus.new_tab import NewTab
self.window.show_view(NewTab(*self.args, directory_selected=self.submitted_content))
def get_content(self, directory):
if not directory in self.content_cache or time.perf_counter() - self.content_cache[directory][-1] >= 30:
try:
entries = os.listdir(directory)
except PermissionError:
return None
filtered = [
entry for entry in entries
if (os.path.isdir(os.path.join(directory, entry)) and not "." in entry) or
os.path.splitext(entry)[1].lower() in self.allowed_extensions
]
sorted_entries = sorted(
filtered,
key=lambda x: (0 if os.path.isdir(os.path.join(directory, x)) else 1, x.lower())
)
self.content_cache[directory] = sorted_entries
self.content_cache[directory].append(time.perf_counter())
return self.content_cache[directory][:-1]
def pre_cache_contents(self):
for directory in self.walk_limited_depth(self.current_directory):
self.get_content(directory)
def walk_limited_depth(self, start_dir, max_depth=2):
start_dir = os.path.abspath(start_dir)
def _walk(current_dir, current_depth):
if current_depth > max_depth:
return
yield current_dir
try:
with os.scandir(current_dir) as it:
for entry in it:
if entry.is_dir(follow_symlinks=False):
yield from _walk(entry.path, current_depth + 1)
except PermissionError:
pass # skip directories you can't access
return _walk(start_dir, 0)
def show_directory(self):
self.files_box.clear()
self.file_buttons.clear()
self.current_directory_label.text = self.current_directory
self.file_buttons.append(self.files_box.add(arcade.gui.UITextureButton(texture=button_texture, texture_hovered=button_hovered_texture, text="Back", style=button_style, width=self.window.width / 1.5)))
self.file_buttons[-1].on_click = lambda event, directory=os.path.dirname(self.current_directory): self.change_directory(directory)
for file in self.get_content(self.current_directory):
self.file_buttons.append(self.files_box.add(arcade.gui.UITextureButton(texture=button_texture, texture_hovered=button_hovered_texture, text=file, style=button_style, width=self.window.width / 1.5)))
if os.path.isdir(f"{self.current_directory}/{file}"):
self.file_buttons[-1].on_click = lambda event, directory=f"{self.current_directory}/{file}": self.change_directory(directory)
elif self.select_mode == "file":
self.file_buttons[-1].on_click = lambda event, file=f"{self.current_directory}/{file}": self.submit(file)
def change_directory(self, directory):
if directory.startswith("//"): # Fix / paths
directory = directory[1:]
self.current_directory = directory
self.show_directory()
def on_key_press(self, symbol: int, modifiers: int) -> bool | None:
if symbol == arcade.key.ESCAPE:
self.main_exit()
def main_exit(self):
from menus.main import Main
self.window.show_view(Main(*self.args))