Files
shared_libs/custom_file_dialog.py
2025-07-26 12:52:37 +02:00

443 lines
19 KiB
Python

import os
import shutil
import tkinter as tk
from tkinter import ttk
from datetime import datetime
class Tooltip:
def __init__(self, widget, text, wraplength=250):
self.widget = widget
self.text = text
self.wraplength = wraplength
self.tooltip_window = None
self.id = None
self.widget.bind("<Enter>", self.enter)
self.widget.bind("<Leave>", self.leave)
self.widget.bind("<ButtonPress>", self.leave)
def enter(self, event=None): self.schedule()
def leave(self, event=None): self.unschedule(); self.hide_tooltip()
def schedule(self): self.unschedule(
); self.id = self.widget.after(500, self.show_tooltip)
def unschedule(self):
id = self.id
self.id = None
if id:
self.widget.after_cancel(id)
def show_tooltip(self, event=None):
x, y, _, _ = self.widget.bbox("insert")
x += self.widget.winfo_rootx() + 25
y += self.widget.winfo_rooty() + 20
self.tooltip_window = tw = tk.Toplevel(self.widget)
tw.wm_overrideredirect(True)
tw.wm_geometry(f"+{x}+{y}")
style = ttk.Style()
try:
bg = style.lookup("Tooltip", "background", default="#FFFFE0")
fg = style.lookup("Tooltip", "foreground", default="black")
except tk.TclError:
bg = "#FFFFE0"
fg = "black"
label = ttk.Label(tw, text=self.text, justify=tk.LEFT, background=bg, foreground=fg,
relief=tk.SOLID, borderwidth=1, wraplength=self.wraplength, padding=(4, 2, 4, 2))
label.pack(ipadx=1)
def hide_tooltip(self):
tw = self.tooltip_window
self.tooltip_window = None
if tw:
tw.destroy()
class CustomFileDialog(tk.Toplevel):
def __init__(self, parent, initial_dir=None, filetypes=None):
super().__init__(parent)
self.parent = parent
self.title("Datei auswählen")
self.geometry("900x650")
self.minsize(650, 400)
self.transient(parent)
self.grab_set()
self.selected_file = None
self.current_dir = os.path.abspath(
initial_dir) if initial_dir else os.path.expanduser("~")
self.filetypes = filetypes if filetypes else [("Alle Dateien", "*.*")]
self.current_filter_pattern = self.filetypes[0][1]
self.history = [self.current_dir]
self.history_pos = 0
self.view_mode = tk.StringVar(value="icons")
self.resize_job = None
self.last_width = 0
self.load_icons()
self.create_styles()
self.create_widgets()
self.update_status_bar()
self.after(50, self.populate_files)
def load_icons(self):
try:
self.folder_icon_large = tk.PhotoImage(
file="./folder-water-64.png").zoom(1)
self.file_icon_large = tk.PhotoImage(
file="./document-64.png").zoom(1)
self.iso_icon_large = tk.PhotoImage(
file="./media-optical-64.png").zoom(1)
self.folder_icon_small = tk.PhotoImage(
file="./folder-water-64.png")
self.file_icon_small = tk.PhotoImage(file="./document-64.png")
self.iso_icon_small = tk.PhotoImage(file="./media-optical-64.png")
except tk.TclError:
self.folder_icon_large = tk.PhotoImage(width=48, height=48)
self.file_icon_large = tk.PhotoImage(width=48, height=48)
self.iso_icon_large = tk.PhotoImage(width=48, height=48)
self.folder_icon_small = tk.PhotoImage(width=16, height=16)
self.file_icon_small = tk.PhotoImage(width=16, height=16)
self.iso_icon_small = tk.PhotoImage(width=16, height=16)
def create_styles(self):
style = ttk.Style(self)
self.selection_color = "#0078D7"
style.map('Item.TFrame', background=[
('selected', self.selection_color)])
style.configure("Treeview.Heading", relief="raised",
borderwidth=1, font=('TkDefaultFont', 10, 'bold'))
style.configure("Treeview", rowheight=24)
style.layout("Treeview.Row",
[('Treeview.row', {'children': [('Treeview.padding', {'children': [('Treeview.indicator', {'side': 'left', 'sticky': 'ns'}), ('Treeview.image', {'side': 'left', 'sticky': 'ns'}), ('Treeview.text', {'side': 'left', 'sticky': 'ns'})], 'sticky': 'nsew'})], 'sticky': 'nsew'})])
def create_widgets(self):
main_frame = ttk.Frame(self, padding="10")
main_frame.pack(fill="both", expand=True)
paned_window = ttk.PanedWindow(main_frame, orient=tk.HORIZONTAL)
paned_window.pack(fill="both", expand=True)
sidebar_frame = ttk.Frame(paned_window, padding=5)
paned_window.add(sidebar_frame, weight=0)
sidebar_frame.grid_rowconfigure(1, weight=1)
# --- Navigation buttons in Sidebar ---
sidebar_nav_frame = ttk.Frame(sidebar_frame)
sidebar_nav_frame.grid(row=0, column=0, sticky="ew", pady=(0, 10))
self.back_button = ttk.Button(
sidebar_nav_frame, text="", command=self.go_back, state=tk.DISABLED, width=3)
self.back_button.pack(side="left", fill="x", expand=True)
self.home_button = ttk.Button(sidebar_nav_frame, text="🏠", command=lambda: self.navigate_to(
os.path.expanduser("~")), width=3)
self.home_button.pack(side="left", fill="x", expand=True, padx=2)
self.forward_button = ttk.Button(
sidebar_nav_frame, text="", command=self.go_forward, state=tk.DISABLED, width=3)
self.forward_button.pack(side="left", fill="x", expand=True)
sidebar_buttons_frame = ttk.Frame(sidebar_frame)
sidebar_buttons_frame.grid(row=1, column=0, sticky="nsew")
sidebar_buttons_config = [
{'name': 'Downloads', 'unicode': '📥', 'path': os.path.join(
os.path.expanduser("~"), "Downloads")},
{'name': 'Dokumente', 'unicode': '📄', 'path': os.path.join(
os.path.expanduser("~"), "Documents")},
{'name': 'Bilder', 'unicode': '🖼️', 'path': os.path.join(
os.path.expanduser("~"), "Pictures")},
{'name': 'Musik', 'unicode': '🎵', 'path': os.path.join(
os.path.expanduser("~"), "Music")},
{'name': 'Videos', 'unicode': '🎬', 'path': os.path.join(
os.path.expanduser("~"), "Videos")},
]
for config in sidebar_buttons_config:
btn = ttk.Button(sidebar_buttons_frame, text=f" {config['unicode']} {config['name']}",
command=lambda p=config['path']: self.navigate_to(p), style="Sidebar.TButton")
btn.pack(fill="x", pady=1)
ttk.Style().configure("Sidebar.TButton", anchor="w", padding=5)
content_frame = ttk.Frame(paned_window, padding=(5, 0, 0, 0))
paned_window.add(content_frame, weight=1)
content_frame.grid_rowconfigure(1, weight=1)
content_frame.grid_columnconfigure(0, weight=1)
top_bar = ttk.Frame(content_frame)
top_bar.grid(row=0, column=0, sticky="ew", pady=(5, 5))
top_bar.grid_columnconfigure(0, weight=1)
self.path_entry = ttk.Entry(top_bar)
self.path_entry.grid(row=0, column=0, sticky="ew")
view_switch = ttk.Frame(top_bar, padding=(5, 0))
view_switch.grid(row=0, column=1)
ttk.Radiobutton(view_switch, text="Kacheln", variable=self.view_mode,
value="icons", command=self.populate_files).pack(side="left")
ttk.Radiobutton(view_switch, text="Liste", variable=self.view_mode,
value="list", command=self.populate_files).pack(side="left")
self.filter_combobox = ttk.Combobox(
top_bar, values=[ft[0] for ft in self.filetypes], state="readonly", width=15)
self.filter_combobox.grid(row=0, column=2, padx=5)
self.filter_combobox.bind(
"<<ComboboxSelected>>", self.on_filter_change)
self.filter_combobox.set(self.filetypes[0][0])
self.file_list_frame = ttk.Frame(content_frame)
self.file_list_frame.grid(row=1, column=0, sticky="nsew")
self.bind("<Configure>", self.on_window_resize)
bottom_frame = ttk.Frame(content_frame)
bottom_frame.grid(row=2, column=0, sticky="ew", pady=(5, 0))
bottom_frame.grid_columnconfigure(0, weight=1)
self.status_bar = ttk.Label(bottom_frame, text="", anchor="w")
self.status_bar.grid(row=0, column=0, sticky="ew")
action_buttons_frame = ttk.Frame(bottom_frame)
action_buttons_frame.grid(row=0, column=1)
ttk.Button(action_buttons_frame, text="Öffnen",
command=self.on_open).pack(side="right")
ttk.Button(action_buttons_frame, text="Abbrechen",
command=self.on_cancel).pack(side="right", padx=5)
def on_window_resize(self, event):
new_width = self.file_list_frame.winfo_width()
if self.view_mode.get() == "icons" and abs(new_width - self.last_width) > 50:
if self.resize_job:
self.after_cancel(self.resize_job)
self.resize_job = self.after(200, self.populate_files)
self.last_width = new_width
def populate_files(self):
for widget in self.file_list_frame.winfo_children():
widget.destroy()
self.path_entry.delete(0, tk.END)
self.path_entry.insert(0, self.current_dir)
self.selected_file = None
self.update_status_bar()
if self.view_mode.get() == "list":
self.populate_list_view()
else:
self.populate_icon_view()
def populate_icon_view(self):
canvas = tk.Canvas(self.file_list_frame, highlightthickness=0)
v_scrollbar = ttk.Scrollbar(
self.file_list_frame, orient="vertical", command=canvas.yview)
style = ttk.Style(self)
bg_color = style.lookup("TFrame", "background")
canvas.configure(bg=bg_color)
canvas.pack(side="left", fill="both", expand=True)
v_scrollbar.pack(side="right", fill="y")
container_frame = ttk.Frame(canvas, style="TFrame")
self.container_frame = container_frame
canvas.create_window((0, 0), window=container_frame, anchor="nw")
container_frame.bind("<Configure>", lambda e: canvas.configure(
scrollregion=canvas.bbox("all")))
try:
items = os.listdir(self.current_dir)
except PermissionError:
ttk.Label(container_frame, text="Zugriff verweigert.").pack(pady=20)
return
item_width = 120
item_height = 100
frame_width = self.file_list_frame.winfo_width()
col_count = max(1, frame_width // item_width)
row, col = 0, 0
for name in sorted(items, key=str.lower):
path = os.path.join(self.current_dir, name)
is_dir = os.path.isdir(path)
if not is_dir and not self._matches_filetype(name):
continue
item_frame = ttk.Frame(
container_frame, width=item_width, height=item_height, style="Item.TFrame")
item_frame.grid(row=row, column=col, padx=5, pady=5)
item_frame.grid_propagate(False)
icon = self.folder_icon_large if is_dir else (
self.iso_icon_large if name.lower().endswith(".iso") else self.file_icon_large)
icon_label = ttk.Label(item_frame, image=icon)
icon_label.pack(pady=(10, 5))
name_label = ttk.Label(
item_frame, text=self.shorten_text(name, 15), anchor="center")
name_label.pack(fill="x", expand=True)
Tooltip(item_frame, name)
for widget in [item_frame, icon_label, name_label]:
widget.bind("<Double-Button-1>", lambda e,
p=path: self.on_item_double_click(p))
widget.bind("<Button-1>", lambda e,
p=path: self.on_item_select(p, item_frame))
col += 1
if col >= col_count:
col = 0
row += 1
def populate_list_view(self):
tree_frame = ttk.Frame(self.file_list_frame)
tree_frame.pack(fill='both', expand=True)
columns = ("name", "size", "type", "modified")
self.tree = ttk.Treeview(tree_frame, columns=columns, show="headings")
self.tree.heading("name", text="Name", anchor="w")
self.tree.column("name", anchor="w", width=300, stretch=True)
self.tree.heading("size", text="Größe", anchor="e")
self.tree.column("size", anchor="e", width=120, stretch=False)
self.tree.heading("type", text="Typ", anchor="w")
self.tree.column("type", anchor="w", width=120, stretch=False)
self.tree.heading("modified", text="Geändert am", anchor="w")
self.tree.column("modified", anchor="w", width=160, stretch=False)
v_scrollbar = ttk.Scrollbar(
tree_frame, orient="vertical", command=self.tree.yview)
h_scrollbar = ttk.Scrollbar(
tree_frame, orient="horizontal", command=self.tree.xview)
self.tree.configure(yscrollcommand=v_scrollbar.set,
xscrollcommand=h_scrollbar.set)
self.tree.pack(side="left", fill="both", expand=True)
v_scrollbar.pack(side="right", fill="y")
h_scrollbar.pack(side="bottom", fill="x")
self.tree.bind("<Double-1>", self.on_list_double_click)
self.tree.bind("<<TreeviewSelect>>", self.on_list_select)
try:
items = os.listdir(self.current_dir)
except PermissionError:
return
for name in sorted(items, key=str.lower):
path = os.path.join(self.current_dir, name)
is_dir = os.path.isdir(path)
if not is_dir and not self._matches_filetype(name):
continue
try:
stat = os.stat(path)
modified_time = datetime.fromtimestamp(
stat.st_mtime).strftime('%d.%m.%Y %H:%M')
if is_dir:
icon = self.folder_icon_small
file_type = "Ordner"
size = ""
else:
icon = self.iso_icon_small if name.lower().endswith(
".iso") else self.file_icon_small
file_type = "Datei"
size = self._format_size(stat.st_size)
self.tree.insert("", "end", text=name, image=icon, values=(
name, size, file_type, modified_time))
except (FileNotFoundError, PermissionError):
continue
def on_item_select(self, path, item_frame):
for child in self.container_frame.winfo_children():
child.state(['!selected'])
item_frame.state(['selected'])
self.selected_file = path
self.update_status_bar()
def on_list_select(self, event):
if not self.tree.selection():
return
item_text = self.tree.item(self.tree.selection()[0])['text']
self.selected_file = os.path.join(self.current_dir, item_text)
self.update_status_bar()
def on_item_double_click(self, path):
if os.path.isdir(path):
self.navigate_to(path)
else:
self.selected_file = path
self.destroy()
def on_list_double_click(self, event):
if not self.tree.selection():
return
item_text = self.tree.item(self.tree.selection()[0])['text']
path = os.path.join(self.current_dir, item_text)
if os.path.isdir(path):
self.navigate_to(path)
else:
self.selected_file = path
self.destroy()
def on_filter_change(self, event):
selected_desc = self.filter_combobox.get()
for desc, pattern in self.filetypes:
if desc == selected_desc:
self.current_filter_pattern = pattern
break
self.populate_files()
def navigate_to(self, path):
home_dir = os.path.expanduser("~")
abs_path = os.path.abspath(path)
if os.path.isdir(abs_path) and abs_path.startswith(home_dir):
self.current_dir = abs_path
if self.history_pos < len(self.history) - 1:
self.history = self.history[:self.history_pos + 1]
if self.history[-1] != self.current_dir:
self.history.append(self.current_dir)
self.history_pos += 1
self.populate_files()
self.update_nav_buttons()
else:
print(
f"Info: Navigation außerhalb von {home_dir} ist nicht erlaubt.")
def go_back(self):
if self.history_pos > 0:
self.history_pos -= 1
self.current_dir = self.history[self.history_pos]
self.populate_files()
self.update_nav_buttons()
def go_forward(self):
if self.history_pos < len(self.history) - 1:
self.history_pos += 1
self.current_dir = self.history[self.history_pos]
self.populate_files()
self.update_nav_buttons()
def update_nav_buttons(self):
self.back_button.config(
state=tk.NORMAL if self.history_pos > 0 else tk.DISABLED)
self.forward_button.config(state=tk.NORMAL if self.history_pos < len(
self.history) - 1 else tk.DISABLED)
def update_status_bar(self):
try:
_, _, free = shutil.disk_usage(self.current_dir)
free_str = self._format_size(free)
status_text = f"Freier Speicher: {free_str}"
if self.selected_file and os.path.exists(self.selected_file) and not os.path.isdir(self.selected_file):
size = os.path.getsize(self.selected_file)
size_str = self._format_size(size)
status_text += f" | Dateigröße: {size_str}"
self.status_bar.config(text=status_text)
except FileNotFoundError:
self.status_bar.config(text="Verzeichnis nicht gefunden")
def on_open(self):
if self.selected_file and os.path.isfile(self.selected_file):
self.destroy()
def on_cancel(self):
self.selected_file = None
self.destroy()
def get_selected_file(self): return self.selected_file
def _matches_filetype(self, filename):
if self.current_filter_pattern == "*.*":
return True
return filename.lower().endswith(self.current_filter_pattern.lower().replace("*", ""))
def _format_size(self, size_bytes):
if size_bytes is None:
return ""
if size_bytes < 1024:
return f"{size_bytes} B"
if size_bytes < 1024**2:
return f"{size_bytes/1024:.1f} KB"
if size_bytes < 1024**3:
return f"{size_bytes/1024**2:.1f} MB"
return f"{size_bytes/1024**3:.1f} GB"
def shorten_text(self, text, max_len):
return text[:max_len-3] + "..." if len(text) > max_len else text