Tools/CryVersionSelector/backup_project_gui.py

   1 #!/usr/bin/env python3
   2 """
   3 This handles the TkInter GUI for making backups of projects.
   4 It also handles it properly if the current machine isn't
   5 capable of running TkInter.
   6 """
   7
   8 import sys
   9 import os.path
  10
  11 HAS_TK = True
  12 try:
  13     import tkinter as tk
  14     from tkinter import filedialog
  15 except ImportError:
  16     print("Skipping importing tkinter, because it's not installed.")
  17     HAS_TK = False
  18
  19
  20 def configure_backup(export_path):
  21     """
  22     Opens a GUI in which the user can select where the backup is saved.
  23     """
  24     # Return the default export_path if no GUI can be made.
  25     if not HAS_TK:
  26         return export_path
  27
  28     iconfile = "editor_icon16.ico"
  29     if not hasattr(sys, "frozen"):
  30         iconfile = os.path.join(os.path.dirname(__file__), iconfile)
  31     else:
  32         iconfile = os.path.join(sys.prefix, iconfile)
  33
  34     root = tk.Tk()
  35     root.iconbitmap(iconfile)
  36     app = CryConfigureBackup(export_path=export_path, master=root)
  37
  38     app.mainloop()
  39     path = app.export_path
  40
  41     return path
  42
  43
  44 def center_window(win):
  45     """
  46     Centers the window.
  47     """
  48     win.update_idletasks()
  49     width = win.winfo_width()
  50     height = win.winfo_height()
  51     position_x = (win.winfo_screenwidth() // 2) - (width // 2)
  52     position_y = (win.winfo_screenheight() // 2) - (height // 2)
  53     win.geometry('{}x{}+{}+{}'.format(width, height, position_x, position_y))
  54
  55
  56 if HAS_TK:
  57     class CryConfigureBackup(tk.Frame):
  58         """
  59         TK class that handles the window to configure the backup.
  60         """
  61         export_path = None
  62
  63         def __init__(self, export_path=None, master=None):
  64             super().__init__(master)
  65             self.parent = master
  66             self.parent.title("CRYENGINE backup project")
  67             self.parent.minsize(400, 100)
  68             self.pack(expand=True, fill=tk.BOTH)
  69             center_window(self.parent)
  70             self.create_widgets(export_path)
  71
  72         def create_widgets(self, export_path):
  73             """
  74             Sets up the main window.
  75             """
  76             # Export path browse dialog
  77             self.browse_frame = tk.Frame(self)
  78             self.browse_frame.pack(
  79                 side='top', fill=tk.BOTH, expand=True, padx=5, pady=5)
  80
  81             tk.Label(self.browse_frame, text="Backup location:").pack()
  82
  83             self.browse_button = tk.Button(
  84                 self.browse_frame, text="...", width=3,
  85                 command=self.browse_cmd)
  86             self.browse_button.pack(side="right", padx=2)
  87
  88             self.path_value = tk.StringVar()
  89             self.path_value.set(export_path)
  90             self.dir_box = tk.Entry(
  91                 self.browse_frame, textvariable=self.path_value)
  92             self.dir_box.pack(fill=tk.X, expand=True, side="right", padx=2)
  93
  94             # Confirm button
  95             self.confirm = tk.Button(self)
  96             self.confirm["text"] = "Confirm"
  97             self.confirm["command"] = self.confirm_cmd
  98             self.confirm.pack(padx=5, pady=5)
  99
 100         def confirm_cmd(self):
 101             """
 102             Called when the select button is pressed.
 103             """
 104             self.export_path = self.path_value.get()
 105             self.exit()
 106
 107         def browse_cmd(self):
 108             """
 109             Called when the browse button is pressed.
 110             """
 111             folder = filedialog.askdirectory(mustexist=False)
 112             if folder:
 113                 self.path_value.set(folder)
 114
 115         def exit(self):
 116             """
 117             Closes this window
 118             """
 119             self.parent.destroy()