1"""About Dialog for IDLE 2 3""" 4import os 5import sys 6from platform import python_version, architecture 7 8from tkinter import Toplevel, Frame, Label, Button, PhotoImage 9from tkinter import SUNKEN, TOP, BOTTOM, LEFT, X, BOTH, W, EW, NSEW, E 10 11from idlelib import textview 12 13 14def build_bits(): 15 "Return bits for platform." 16 if sys.platform == 'darwin': 17 return '64' if sys.maxsize > 2**32 else '32' 18 else: 19 return architecture()[0][:2] 20 21 22class AboutDialog(Toplevel): 23 """Modal about dialog for idle 24 25 """ 26 def __init__(self, parent, title=None, *, _htest=False, _utest=False): 27 """Create popup, do not return until tk widget destroyed. 28 29 parent - parent of this dialog 30 title - string which is title of popup dialog 31 _htest - bool, change box location when running htest 32 _utest - bool, don't wait_window when running unittest 33 """ 34 Toplevel.__init__(self, parent) 35 self.configure(borderwidth=5) 36 # place dialog below parent if running htest 37 self.geometry("+%d+%d" % ( 38 parent.winfo_rootx()+30, 39 parent.winfo_rooty()+(30 if not _htest else 100))) 40 self.bg = "#bbbbbb" 41 self.fg = "#000000" 42 self.create_widgets() 43 self.resizable(height=False, width=False) 44 self.title(title or 45 f'About IDLE {python_version()} ({build_bits()} bit)') 46 self.transient(parent) 47 self.grab_set() 48 self.protocol("WM_DELETE_WINDOW", self.ok) 49 self.parent = parent 50 self.button_ok.focus_set() 51 self.bind('<Return>', self.ok) # dismiss dialog 52 self.bind('<Escape>', self.ok) # dismiss dialog 53 self._current_textview = None 54 self._utest = _utest 55 56 if not _utest: 57 self.deiconify() 58 self.wait_window() 59 60 def create_widgets(self): 61 frame = Frame(self, borderwidth=2, relief=SUNKEN) 62 frame_buttons = Frame(self) 63 frame_buttons.pack(side=BOTTOM, fill=X) 64 frame.pack(side=TOP, expand=True, fill=BOTH) 65 self.button_ok = Button(frame_buttons, text='Close', 66 command=self.ok) 67 self.button_ok.pack(padx=5, pady=5) 68 69 frame_background = Frame(frame, bg=self.bg) 70 frame_background.pack(expand=True, fill=BOTH) 71 72 header = Label(frame_background, text='IDLE', fg=self.fg, 73 bg=self.bg, font=('courier', 24, 'bold')) 74 header.grid(row=0, column=0, sticky=E, padx=10, pady=10) 75 76 tk_patchlevel = self.tk.call('info', 'patchlevel') 77 ext = '.png' if tk_patchlevel >= '8.6' else '.gif' 78 icon = os.path.join(os.path.abspath(os.path.dirname(__file__)), 79 'Icons', f'idle_48{ext}') 80 self.icon_image = PhotoImage(master=self._root(), file=icon) 81 logo = Label(frame_background, image=self.icon_image, bg=self.bg) 82 logo.grid(row=0, column=0, sticky=W, rowspan=2, padx=10, pady=10) 83 84 byline_text = "Python's Integrated Development\nand Learning Environment" + 5*'\n' 85 byline = Label(frame_background, text=byline_text, justify=LEFT, 86 fg=self.fg, bg=self.bg) 87 byline.grid(row=2, column=0, sticky=W, columnspan=3, padx=10, pady=5) 88 email = Label(frame_background, text='email: idle-dev@python.org', 89 justify=LEFT, fg=self.fg, bg=self.bg) 90 email.grid(row=6, column=0, columnspan=2, sticky=W, padx=10, pady=0) 91 docs = Label(frame_background, text='https://docs.python.org/' + 92 python_version()[:3] + '/library/idle.html', 93 justify=LEFT, fg=self.fg, bg=self.bg) 94 docs.grid(row=7, column=0, columnspan=2, sticky=W, padx=10, pady=0) 95 96 Frame(frame_background, borderwidth=1, relief=SUNKEN, 97 height=2, bg=self.bg).grid(row=8, column=0, sticky=EW, 98 columnspan=3, padx=5, pady=5) 99 100 pyver = Label(frame_background, 101 text='Python version: ' + python_version(), 102 fg=self.fg, bg=self.bg) 103 pyver.grid(row=9, column=0, sticky=W, padx=10, pady=0) 104 tkver = Label(frame_background, text='Tk version: ' + tk_patchlevel, 105 fg=self.fg, bg=self.bg) 106 tkver.grid(row=9, column=1, sticky=W, padx=2, pady=0) 107 py_buttons = Frame(frame_background, bg=self.bg) 108 py_buttons.grid(row=10, column=0, columnspan=2, sticky=NSEW) 109 self.py_license = Button(py_buttons, text='License', width=8, 110 highlightbackground=self.bg, 111 command=self.show_py_license) 112 self.py_license.pack(side=LEFT, padx=10, pady=10) 113 self.py_copyright = Button(py_buttons, text='Copyright', width=8, 114 highlightbackground=self.bg, 115 command=self.show_py_copyright) 116 self.py_copyright.pack(side=LEFT, padx=10, pady=10) 117 self.py_credits = Button(py_buttons, text='Credits', width=8, 118 highlightbackground=self.bg, 119 command=self.show_py_credits) 120 self.py_credits.pack(side=LEFT, padx=10, pady=10) 121 122 Frame(frame_background, borderwidth=1, relief=SUNKEN, 123 height=2, bg=self.bg).grid(row=11, column=0, sticky=EW, 124 columnspan=3, padx=5, pady=5) 125 126 idlever = Label(frame_background, 127 text='IDLE version: ' + python_version(), 128 fg=self.fg, bg=self.bg) 129 idlever.grid(row=12, column=0, sticky=W, padx=10, pady=0) 130 idle_buttons = Frame(frame_background, bg=self.bg) 131 idle_buttons.grid(row=13, column=0, columnspan=3, sticky=NSEW) 132 self.readme = Button(idle_buttons, text='README', width=8, 133 highlightbackground=self.bg, 134 command=self.show_readme) 135 self.readme.pack(side=LEFT, padx=10, pady=10) 136 self.idle_news = Button(idle_buttons, text='NEWS', width=8, 137 highlightbackground=self.bg, 138 command=self.show_idle_news) 139 self.idle_news.pack(side=LEFT, padx=10, pady=10) 140 self.idle_credits = Button(idle_buttons, text='Credits', width=8, 141 highlightbackground=self.bg, 142 command=self.show_idle_credits) 143 self.idle_credits.pack(side=LEFT, padx=10, pady=10) 144 145 # License, copyright, and credits are of type _sitebuiltins._Printer 146 def show_py_license(self): 147 "Handle License button event." 148 self.display_printer_text('About - License', license) 149 150 def show_py_copyright(self): 151 "Handle Copyright button event." 152 self.display_printer_text('About - Copyright', copyright) 153 154 def show_py_credits(self): 155 "Handle Python Credits button event." 156 self.display_printer_text('About - Python Credits', credits) 157 158 # Encode CREDITS.txt to utf-8 for proper version of Loewis. 159 # Specify others as ascii until need utf-8, so catch errors. 160 def show_idle_credits(self): 161 "Handle Idle Credits button event." 162 self.display_file_text('About - Credits', 'CREDITS.txt', 'utf-8') 163 164 def show_readme(self): 165 "Handle Readme button event." 166 self.display_file_text('About - Readme', 'README.txt', 'ascii') 167 168 def show_idle_news(self): 169 "Handle News button event." 170 self.display_file_text('About - NEWS', 'NEWS.txt', 'utf-8') 171 172 def display_printer_text(self, title, printer): 173 """Create textview for built-in constants. 174 175 Built-in constants have type _sitebuiltins._Printer. The 176 text is extracted from the built-in and then sent to a text 177 viewer with self as the parent and title as the title of 178 the popup. 179 """ 180 printer._Printer__setup() 181 text = '\n'.join(printer._Printer__lines) 182 self._current_textview = textview.view_text( 183 self, title, text, _utest=self._utest) 184 185 def display_file_text(self, title, filename, encoding=None): 186 """Create textview for filename. 187 188 The filename needs to be in the current directory. The path 189 is sent to a text viewer with self as the parent, title as 190 the title of the popup, and the file encoding. 191 """ 192 fn = os.path.join(os.path.abspath(os.path.dirname(__file__)), filename) 193 self._current_textview = textview.view_file( 194 self, title, fn, encoding, _utest=self._utest) 195 196 def ok(self, event=None): 197 "Dismiss help_about dialog." 198 self.grab_release() 199 self.destroy() 200 201 202if __name__ == '__main__': 203 from unittest import main 204 main('idlelib.idle_test.test_help_about', verbosity=2, exit=False) 205 206 from idlelib.idle_test.htest import run 207 run(AboutDialog) 208