def main(application_name, arguments):
"""
Main procedure.
Parameters
----------
application_name : str
The name of the application (used in console messages).
arguments : list of str
The command line arguments passed to the interpreter (beside the name of the script).
"""
# Parse command line arguments.
is_config_generation_requested = False
config_file_path = DEFAULT_CONFIG_PATH
try:
opts, _ = getopt.getopt(arguments, 'c:ih', ['config=', 'install'])
except getopt.GetoptError:
print_usage_and_exit(application_name, 2)
for opt, arg in opts:
if opt in ('-c', '--config'):
config_file_path = arg
elif opt in ('-h', '--help'):
print_usage_and_exit(application_name)
elif opt in ('-i', '--install'):
is_config_generation_requested = True
config_manager = ConfigManager(config_file_path)
# Create configuration file and exit.
if is_config_generation_requested:
config = Config()
config.create_default()
config_manager.save(config)
# Load configuration, then go ahead.
else:
config = config_manager.load()
app = App(config)
app.execute()
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
ConfigManager.load()
self.theme_manager = ThemeManager(self)
self.theme_manager.set_theme(ConfigManager.get("theme"))
self.optionsbar = OptionsBar(self)
self.optionsbar.grid(row=0, column=1, sticky="nsew", padx=2, pady=2)
self.toolbar = ToolBar(self, self.optionsbar)
self.toolbar.grid(row=1, column=0, sticky="nsew", padx=2, pady=2)
self.codetext = CodeText(self,
width=100,
wrap="none",
canvas_name=ConfigManager.get("canvas_name"))
self.codetext.grid(row=0, column=2, rowspan=3)
self.canvas_xy_var = tk.StringVar()
self.canvas_xy_label = ttk.Label(self, textvariable=self.canvas_xy_var)
self.canvas_xy_label.grid(row=0, column=0, sticky="se")
self.canvas = PaintCanvas(self,
self.toolbar,
self.optionsbar,
self.codetext,
self.canvas_xy_var,
background="white")
self.canvas.grid(row=1, column=1, padx=2, pady=2, sticky="n")
self.menu = tk.Menu(self)
self["menu"] = self.menu
self.menu.add_command(label="Save", command=self.save)
self.menu.add_command(label="Undo", command=ActionManager.undo)
self.menu.add_command(label="Redo", command=ActionManager.redo)
self._menu_themes = tk.Menu(self.menu, tearoff=False)
self._menu_themes.add_command(
label="dark", command=lambda: self.set_theme("darkTKC"))
self._menu_themes.add_command(
label="light", command=lambda: self.set_theme("lightTKC"))
self.menu.add_cascade(menu=self._menu_themes, label="theme")
self.canvas_frame = ttk.Frame(self)
self.canvas_frame.grid(row=2, column=1, sticky="nw")
self.grid_state = tk.BooleanVar(self)
self.grid_toggle = ttk.Checkbutton(self.canvas_frame,
command=self._toggle_grid,
variable=self.grid_state,
onvalue=True,
offvalue=False,
text="show grid")
self.grid_toggle.grid(row=0, column=0, padx=3, pady=0, sticky="w")
self.grid_state.set(True)
self.canvas_grid = addwidgets.IntEdit(self.canvas_frame,
"grid",
entry_width=3,
default=1)
self.canvas_grid.var.trace_add("write", self.change_grid)
self.canvas_grid.grid(row=1, column=0, padx=3, pady=0, sticky="w")
self.canvas_name_edit = addwidgets.StrEdit(self.canvas_frame,
"name",
entry_width=6,
validate=lambda v: v != "")
self.canvas_name_edit.set(ConfigManager.get("canvas_name"))
self.canvas_name_edit.var.trace_add(
"write", lambda *args: self.configure_canvas(
canvas_name=self.canvas_name_edit.get()))
self.canvas_name_edit.grid(row=0, column=1, padx=3, pady=0, sticky="w")
self.canvas_color_edit = addwidgets.ColorEdit(self.canvas_frame,
"color",
default="white")
self.canvas_color_edit.var.trace_add(
"write", lambda *args: self.configure_canvas(
background=self.canvas_color_edit.get()))
self.canvas_color_edit.grid(row=1,
column=1,
padx=3,
pady=0,
sticky="w")
self.canvas_width_edit = addwidgets.IntEdit(self.canvas_frame,
"width",
entry_width=4,
default=int(
self.canvas["width"]))
self.canvas_width_edit.var.trace_add(
"write", lambda *args: self.configure_canvas(
width=self.canvas_width_edit.get()))
self.canvas_width_edit.grid(row=0,
column=2,
padx=3,
pady=0,
sticky="w")
self.canvas_height_edit = addwidgets.IntEdit(
self.canvas_frame,
"height",
entry_width=4,
default=int(self.canvas["height"]))
self.canvas_height_edit.var.trace_add(
"write", lambda *args: self.configure_canvas(
height=self.canvas_height_edit.get()))
self.canvas_height_edit.grid(row=1,
column=2,
padx=3,
pady=0,
sticky="w")
self.toolbar.add_tool("cursor")
self.toolbar.add_tool("line")
self.toolbar.add_tool("rectangle")
self.toolbar.add_tool("oval")
self.toolbar.add_tool("polygon")
self.toolbar.add_tool("text")
self.toolbar.add_tool("arc")
self.toolbar.tool.set("line")
self.from_x_y_frame = ttk.Frame(self)
self.from_x_y_var = tk.BooleanVar()
self.from_x_y_toggle = ttk.Checkbutton(self.from_x_y_frame,
variable=self.from_x_y_var,
onvalue=True,
offvalue=False,
text="from_xy",
command=self.toggle_xy)
self.from_x_y_toggle.pack(side="top")
self.from_x_y_btn = ttk.Button(
self.from_x_y_frame,
text="Set x,y",
command=lambda: self.toolbar.set_tool("set_xy"))
self.from_x_y_btn["state"] = ("disabled", )
self.from_x_y_btn.pack(side="top")
self.from_x_y_frame.grid(row=2, column=0)
