SXXXXXXX_BackupTools/backuptools/gui/dialogs.py
2025-05-07 14:02:56 +02:00

251 lines
11 KiB
Python

# BackupApp/backup_app/gui/dialogs.py
import tkinter as tk
from tkinter import ttk, Toplevel, simpledialog, messagebox
from typing import List, Tuple, Dict, Any, Callable
# Tuple format for file details: (filename: str, size_mb: float, full_path: str)
FileDetail = Tuple[str, float, str]
def center_window(parent_window: tk.Tk, child_window: Toplevel, width: int, height: int) -> None:
"""
Centers the child_window relative to the parent_window.
If parent_window is not yet drawn, it might not center perfectly initially.
"""
parent_window.update_idletasks() # Ensure parent dimensions are current
main_width = parent_window.winfo_width()
main_height = parent_window.winfo_height()
main_x = parent_window.winfo_x()
main_y = parent_window.winfo_y()
# Calculate position for the child window
x = main_x + (main_width // 2) - (width // 2)
y = main_y + (main_height // 2) - (height // 2)
# Ensure the window is not placed off-screen, especially if parent is minimized
screen_width = parent_window.winfo_screenwidth()
screen_height = parent_window.winfo_screenheight()
if x < 0: x = 0
if y < 0: y = 0
if x + width > screen_width: x = screen_width - width
if y + height > screen_height: y = screen_height - height
child_window.geometry(f"{width}x{height}+{x}+{y}")
def _sort_treeview_column(tree: ttk.Treeview, col_id: str, reverse: bool) -> None:
"""Helper function to sort a treeview column."""
# Extract data for sorting
# For numeric columns, we need to convert to float if possible
data_list = []
for child_id in tree.get_children(""):
value = tree.set(child_id, col_id)
try:
# Attempt to convert to float for numeric sorting (e.g., "Size")
# The 'Size' column in show_file_details_dialog contains " MB" suffix.
# The 'Size' column in show_extension_stats_dialog is already a float string.
if "MB" in value: # Heuristic for file details size
numeric_val = float(value.replace(" MB", "").strip())
else:
numeric_val = float(value)
data_list.append((numeric_val, child_id))
except ValueError:
# Fallback to string sorting if conversion fails
data_list.append((value.lower(), child_id)) # .lower() for case-insensitive string sort
data_list.sort(key=lambda t: t[0], reverse=reverse)
# Reorder items in the treeview
for index, (_, child_id) in enumerate(data_list):
tree.move(child_id, "", index)
# Update the heading command to toggle sort direction
tree.heading(col_id, command=lambda: _sort_treeview_column(tree, col_id, not reverse))
def show_file_details_dialog(
parent: tk.Tk,
included_files: List[FileDetail],
excluded_files: List[FileDetail]
) -> None:
"""
Displays a dialog showing lists of included and excluded files.
Derived from BackupApp.show_file_details.
"""
dialog = Toplevel(parent)
dialog.title("File Scan Details")
center_window(parent, dialog, 850, 600)
dialog.grab_set() # Modal behavior
tab_control = ttk.Notebook(dialog)
# --- Included Files Tab ---
included_frame = ttk.Frame(tab_control, padding=10)
tab_control.add(included_frame, text=f"Included Files ({len(included_files)})")
cols_included = ("Name", "Size (MB)", "Path")
included_tree = ttk.Treeview(included_frame, columns=cols_included, show="headings", height=15)
included_tree.heading("Name", text="Name", anchor="w", command=lambda: _sort_treeview_column(included_tree, "Name", False))
included_tree.column("Name", width=200, stretch=tk.NO, anchor="w")
included_tree.heading("Size (MB)", text="Size (MB)", anchor="e", command=lambda: _sort_treeview_column(included_tree, "Size (MB)", False))
included_tree.column("Size (MB)", width=100, stretch=tk.NO, anchor="e")
included_tree.heading("Path", text="Full Path", anchor="w", command=lambda: _sort_treeview_column(included_tree, "Path", False))
included_tree.column("Path", width=500, anchor="w") # Stretch enabled by default
included_scrollbar_y = ttk.Scrollbar(included_frame, orient="vertical", command=included_tree.yview)
included_scrollbar_x = ttk.Scrollbar(included_frame, orient="horizontal", command=included_tree.xview)
included_tree.configure(yscrollcommand=included_scrollbar_y.set, xscrollcommand=included_scrollbar_x.set)
included_tree.grid(row=0, column=0, sticky="nsew")
included_scrollbar_y.grid(row=0, column=1, sticky="ns")
included_scrollbar_x.grid(row=1, column=0, sticky="ew")
included_frame.grid_rowconfigure(0, weight=1)
included_frame.grid_columnconfigure(0, weight=1)
for file_name, size_mb, file_path in included_files:
included_tree.insert("", "end", values=(file_name, f"{size_mb:.2f}", file_path))
# --- Excluded Files Tab ---
excluded_frame = ttk.Frame(tab_control, padding=10)
tab_control.add(excluded_frame, text=f"Excluded Files ({len(excluded_files)})")
cols_excluded = ("Name", "Size (MB)", "Path")
excluded_tree = ttk.Treeview(excluded_frame, columns=cols_excluded, show="headings", height=15)
excluded_tree.heading("Name", text="Name", anchor="w", command=lambda: _sort_treeview_column(excluded_tree, "Name", False))
excluded_tree.column("Name", width=200, stretch=tk.NO, anchor="w")
excluded_tree.heading("Size (MB)", text="Size (MB)", anchor="e", command=lambda: _sort_treeview_column(excluded_tree, "Size (MB)", False))
excluded_tree.column("Size (MB)", width=100, stretch=tk.NO, anchor="e")
excluded_tree.heading("Path", text="Full Path", anchor="w", command=lambda: _sort_treeview_column(excluded_tree, "Path", False))
excluded_tree.column("Path", width=500, anchor="w")
excluded_scrollbar_y = ttk.Scrollbar(excluded_frame, orient="vertical", command=excluded_tree.yview)
excluded_scrollbar_x = ttk.Scrollbar(excluded_frame, orient="horizontal", command=excluded_tree.xview)
excluded_tree.configure(yscrollcommand=excluded_scrollbar_y.set, xscrollcommand=excluded_scrollbar_x.set)
excluded_tree.grid(row=0, column=0, sticky="nsew")
excluded_scrollbar_y.grid(row=0, column=1, sticky="ns")
excluded_scrollbar_x.grid(row=1, column=0, sticky="ew")
excluded_frame.grid_rowconfigure(0, weight=1)
excluded_frame.grid_columnconfigure(0, weight=1)
for file_name, size_mb, file_path in excluded_files:
excluded_tree.insert("", "end", values=(file_name, f"{size_mb:.2f}", file_path))
tab_control.pack(expand=True, fill="both", padx=5, pady=5)
# --- Totals ---
included_total_size_mb = sum(size for _, size, _ in included_files)
excluded_total_size_mb = sum(size for _, size, _ in excluded_files)
summary_text = (
f"Included: {len(included_files)} files, {included_total_size_mb:.2f} MB | "
f"Excluded: {len(excluded_files)} files, {excluded_total_size_mb:.2f} MB"
)
total_label = ttk.Label(dialog, text=summary_text, padding=(0, 5, 0, 10))
total_label.pack(fill=tk.X)
close_button = ttk.Button(dialog, text="Close", command=dialog.destroy)
close_button.pack(pady=(0,10))
def show_extension_stats_dialog(
parent: tk.Tk,
extension_stats: Dict[str, Dict[str, Any]], # {'ext': {'count': int, 'size': float_mb}}
title: str = "File Extension Statistics"
) -> None:
"""
Displays a dialog showing file statistics grouped by extension.
Derived from BackupApp.show_extension_data.
"""
dialog = Toplevel(parent)
dialog.title(title)
center_window(parent, dialog, 550, 350) # Adjusted size
dialog.grab_set() # Modal behavior
container = ttk.Frame(dialog, padding=10)
container.pack(fill="both", expand=True)
cols = ("Extension", "File Count", "Total Size (MB)")
tree = ttk.Treeview(container, columns=cols, show="headings", height=10)
tree.heading("Extension", text="Extension", anchor="w", command=lambda: _sort_treeview_column(tree, "Extension", False))
tree.column("Extension", width=150, stretch=tk.NO, anchor="w")
tree.heading("File Count", text="File Count", anchor="e", command=lambda: _sort_treeview_column(tree, "File Count", False))
tree.column("File Count", width=100, stretch=tk.NO, anchor="e")
tree.heading("Total Size (MB)", text="Total Size (MB)", anchor="e", command=lambda: _sort_treeview_column(tree, "Total Size (MB)", False))
tree.column("Total Size (MB)", width=150, stretch=tk.NO, anchor="e")
scrollbar_y = ttk.Scrollbar(container, orient="vertical", command=tree.yview)
tree.configure(yscrollcommand=scrollbar_y.set)
tree.grid(row=0, column=0, sticky="nsew")
scrollbar_y.grid(row=0, column=1, sticky="ns")
container.grid_rowconfigure(0, weight=1)
container.grid_columnconfigure(0, weight=1)
if extension_stats:
for ext, data in extension_stats.items():
count = data.get('count', 0)
size_mb = data.get('size', 0.0)
tree.insert("", "end", values=(ext, count, f"{size_mb:.2f}"))
else:
tree.insert("", "end", values=("No data available", "", ""))
close_button = ttk.Button(dialog, text="Close", command=dialog.destroy)
close_button.pack(pady=(10,10))
def show_backup_confirmation_dialog(
parent: tk.Tk,
included_files_count: int,
included_total_size_mb: float,
on_proceed: Callable[[], None], # Callback function if user clicks "Proceed"
on_show_file_details: Callable[[], None],
on_show_included_ext_stats: Callable[[], None],
on_show_excluded_ext_stats: Callable[[], None]
) -> None:
"""
Displays a confirmation dialog before starting the backup.
Derived from BackupApp.show_confirmation.
"""
dialog = Toplevel(parent)
dialog.title("Confirm Backup Operation")
center_window(parent, dialog, 450, 220) # Adjusted size
dialog.protocol("WM_DELETE_WINDOW", dialog.destroy) # Handle window close button
dialog.grab_set()
main_frame = ttk.Frame(dialog, padding=15)
main_frame.pack(expand=True, fill="both")
ttk.Label(main_frame, text=f"The backup will include {included_files_count} files.", font=("Arial", 11)).pack(pady=(0, 5))
ttk.Label(main_frame, text=f"Total estimated size: {included_total_size_mb:.2f} MB", font=("Arial", 11)).pack(pady=(0, 15))
details_frame = ttk.Frame(main_frame)
details_frame.pack(pady=(0, 15))
ttk.Button(details_frame, text="File List Details", command=on_show_file_details).pack(side="left", padx=5)
ttk.Button(details_frame, text="Included Ext. Stats", command=on_show_included_ext_stats).pack(side="left", padx=5)
ttk.Button(details_frame, text="Excluded Ext. Stats", command=on_show_excluded_ext_stats).pack(side="left", padx=5)
action_buttons_frame = ttk.Frame(main_frame)
action_buttons_frame.pack(pady=(10,0))
def _proceed_action():
dialog.destroy()
on_proceed()
proceed_button = ttk.Button(action_buttons_frame, text="Proceed with Backup", command=_proceed_action, style="Accent.TButton")
proceed_button.pack(side="left", padx=10)
cancel_button = ttk.Button(action_buttons_frame, text="Cancel", command=dialog.destroy)
cancel_button.pack(side="left", padx=10)
# Set focus to proceed button
proceed_button.focus_set()
dialog.bind("<Return>", lambda e: _proceed_action())
dialog.bind("<Escape>", lambda e: dialog.destroy())