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pythonturtle.py
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262 lines (202 loc) · 8.92 KB
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"""
Main module which defines ApplicationWindow,
the main window of PythonTurtle.
"""
import multiprocessing
import wx
import wx.aui
import wx.lib.buttons
import wx.lib.scrolledpanel
import homedirectory
import shelltoprocess
import turtleprocess
import turtlewidget
from customscrolledpanel import CustomScrolledPanel
homedirectory.do()
from misc.fromresourcefolder import from_resource_folder
try:
import psyco
psyco.full()
except ImportError:
pass
class ApplicationWindow(wx.Frame):
"""
The main window of PythonTurtle.
"""
def __init__(self, *args, **keywords):
wx.Frame.__init__(self, *args, **keywords)
self.SetDoubleBuffered(True)
self.SetIcon(wx.Icon(from_resource_folder("icon.ico"),
wx.BITMAP_TYPE_ICO))
self.init_help_screen()
self.turtle_process = turtleprocess.TurtleProcess()
self.turtle_process.start()
self.turtle_queue = self.turtle_process.turtle_queue
self.init_menu_bar()
self.init_about_dialog_info()
self.splitter = wx.SplitterWindow(self, style=wx.SP_LIVE_UPDATE)
self.turtle_widget = turtlewidget.TurtleWidget(self.splitter,
self.turtle_queue)
self.bottom_sizer_panel = wx.Panel(self.splitter)
self.shell = \
shelltoprocess.Shell(self.bottom_sizer_panel,
queue_pack=self.turtle_process.queue_pack)
self.help_open_button_panel = \
wx.Panel(parent=self.bottom_sizer_panel)
help_open_button_bitmap = wx.Bitmap(
from_resource_folder("teach_me.png"))
self.help_open_button = wx.lib.buttons.GenBitmapButton(
self.help_open_button_panel, -1, help_open_button_bitmap)
self.help_open_button_sizer = wx.BoxSizer(wx.VERTICAL)
self.help_open_button_sizer.Add(
self.help_open_button, 1, wx.EXPAND | wx.ALL, 5)
self.help_open_button_panel.SetSizer(self.help_open_button_sizer)
self.Bind(wx.EVT_BUTTON, self.show_help, self.help_open_button)
self.bottom_sizer = wx.BoxSizer(wx.HORIZONTAL)
self.bottom_sizer.Add(self.shell, 1, wx.EXPAND)
self.bottom_sizer.Add(self.help_open_button_panel, 0, wx.EXPAND)
self.bottom_sizer_panel.SetSizer(self.bottom_sizer)
desired_shell_height = 210
self.splitter.SplitHorizontally(self.turtle_widget,
self.bottom_sizer_panel,
-desired_shell_height)
self.splitter.SetSashGravity(1)
self.sizer = wx.BoxSizer(wx.HORIZONTAL)
self.sizer.Add(self.splitter, 1, wx.EXPAND)
self.sizer.Add(self.help_screen, 1, wx.EXPAND)
self.hide_help()
self.SetSizer(self.sizer)
self.Centre()
self.Maximize()
self.Show()
self.Layout()
self.splitter.SetSashPosition(-desired_shell_height)
self.shell.setFocus()
def init_menu_bar(self):
"""
Initialize the menu bar.
"""
self.menu_bar = wx.MenuBar()
self.file_menu = wx.Menu()
self.exit_menu_item = wx.MenuItem(self.file_menu, -1, 'E&xit')
self.file_menu.AppendItem(self.exit_menu_item)
self.Bind(wx.EVT_MENU, self.on_exit, source=self.exit_menu_item)
self.help_menu = wx.Menu()
self.help_menu_item = \
wx.MenuItem(self.help_menu, -1, '&Help\tF1', kind=wx.ITEM_CHECK)
self.help_menu.AppendItem(self.help_menu_item)
self.Bind(wx.EVT_MENU, self.toggle_help, source=self.help_menu_item)
self.help_menu.AppendSeparator()
self.about_menu_item = wx.MenuItem(self.help_menu, -1, "&About...")
self.help_menu.AppendItem(self.about_menu_item)
self.Bind(wx.EVT_MENU, self.on_about, source=self.about_menu_item)
self.menu_bar.Append(self.file_menu, '&File')
self.menu_bar.Append(self.help_menu, '&Help')
self.SetMenuBar(self.menu_bar)
def init_help_screen(self):
"""
Initializes the help screen.
"""
self.help_screen = wx.Panel(parent=self, size=(-1, -1))
self.help_notebook = \
wx.aui.AuiNotebook(parent=self.help_screen,
style=wx.aui.AUI_NB_TOP)
def give_focus_to_selected_page(event=None):
selected_page_number = self.help_notebook.GetSelection()
selected_page = self.help_notebook.GetPage(selected_page_number)
if self.FindFocus() != selected_page:
selected_page.SetFocus()
self.help_notebook.Bind(wx.EVT_SET_FOCUS,
give_focus_to_selected_page)
self.help_notebook.Bind(wx.EVT_CHILD_FOCUS,
give_focus_to_selected_page)
self.help_images_list = [
["Level 1", from_resource_folder("help1.png")],
["Level 2", from_resource_folder("help2.png")],
["Level 3", from_resource_folder("help3.png")],
["Level 4", from_resource_folder("help4.png")]]
self.help_pages = [HelpPage(parent=self.help_notebook,
bitmap=wx.Bitmap(bitmap_file),
caption=caption)
for [caption, bitmap_file]
in self.help_images_list]
for page in self.help_pages:
try:
# avoid TypeError: Required argument 'text' in wxPython > 2.9
self.help_notebook.AddPage(page, text=page.caption)
except TypeError:
self.help_notebook.AddPage(page, caption=page.caption)
self.help_close_button_panel = wx.Panel(parent=self.help_screen)
self.help_screen_sizer = wx.BoxSizer(wx.VERTICAL)
self.help_screen_sizer.Add(self.help_notebook, 1, wx.EXPAND)
self.help_screen_sizer.Add(self.help_close_button_panel, 0, wx.EXPAND)
self.help_screen.SetSizer(self.help_screen_sizer)
help_close_button_bitmap = wx.Bitmap(
from_resource_folder("lets_code.png"))
self.help_close_button = wx.lib.buttons.GenBitmapButton(
self.help_close_button_panel, -1, help_close_button_bitmap)
self.help_close_button_sizer = wx.BoxSizer(wx.HORIZONTAL)
self.help_close_button_sizer.Add(self.help_close_button, 1,
wx.EXPAND | wx.ALL, 5)
self.help_close_button_panel.SetSizer(self.help_close_button_sizer)
self.Bind(wx.EVT_BUTTON, self.hide_help, self.help_close_button)
def show_help(self, event=None):
self.help_shown = True
self.help_menu_item.Check()
self.sizer.Show(self.help_screen)
self.sizer.Hide(self.splitter)
self.help_notebook.SetFocus()
self.sizer.Layout()
def hide_help(self, event=None):
self.help_shown = False
self.help_menu_item.Check(False)
self.sizer.Hide(self.help_screen)
self.sizer.Show(self.splitter)
self.shell.setFocus()
self.sizer.Layout()
def toggle_help(self, event=None):
if self.help_shown:
self.hide_help()
else:
self.show_help()
def on_exit(self, event=None):
return self.Close()
def init_about_dialog_info(self):
info = self.about_dialog_info = \
wx.AboutDialogInfo()
description = """\
An educational environment for learning Python, suitable for beginners and children.
Inspired by LOGO.
Runs on Python 2.6/2.7, using wxPython, Psyco and py2exe. Thanks go to the developers
responsible for these projects, as well as to the helpful folks at the user groups
of these projects, and at StackOverflow.com, who have helped solved many problems
that came up in the making of this program."""
info.SetCopyright('MIT License, (C) 2009 Ram Rachum ("cool-RR")')
info.SetDescription(description)
info.SetName("PythonTurtle")
info.SetVersion("0.1.2009.8.2.1")
info.SetWebSite("http://pythonturtle.com")
def on_about(self, event=None):
wx.AboutBox(self.about_dialog_info)
class HelpPage(CustomScrolledPanel):
def __init__(self, parent, bitmap, caption):
CustomScrolledPanel.__init__(self, parent=parent, id=-1)
self.SetupScrolling()
self.sizer = wx.BoxSizer(wx.VERTICAL)
self.static_bitmap = wx.StaticBitmap(self, -1, bitmap)
self.sizer.Add(self.static_bitmap, 1, wx.EXPAND)
self.SetSizer(self.sizer)
self.SetVirtualSize(self.static_bitmap.GetSize())
self.caption = caption
def run():
multiprocessing.freeze_support()
try:
# anticipate deprecation (wxPyDeprecationWarning in wxPython >= 2.9)
app = wx.PySimpleApp()
except AttributeError:
app = wx.App()
ApplicationWindow(None, -1, "PythonTurtle", size=(600, 600))
# import cProfile; cProfile.run("app.MainLoop()")
app.MainLoop()
if __name__ == "__main__":
run()