def __init__(self, c: ttk.Spinbox, p: param) -> None:
super().__init__(p)
self.c: ttk.Spinbox = c
self.c["state"] = 'readonly'
c.configure(command=self.onSelectionChanged)
return
class Window:
def __init__(self, workstation: WorkstationSettings,
wallpaper: Image.Image):
self._root = Tk()
self._root.title("wallcrop")
self._root.minsize(*_MINSIZE)
self._show_monitor_labels = BooleanVar(self._root, value=False)
self._show_unselected_area = BooleanVar(self._root, value=True)
frame = Frame(self._root, padding=_PADDING)
frame.grid(column=0, row=0, sticky="n w s e")
self._root.columnconfigure(0, weight=1) # type: ignore
self._root.rowconfigure(0, weight=1) # type: ignore
frame_top = Frame(frame)
frame_top.grid(column=0, row=0, sticky="n w s e")
frame_bot = Frame(frame)
frame_bot.grid(column=0, row=2, sticky="n w s e")
self._selection = Selection(aspect_ratio=np.divide(*wallpaper.size))
self._selection.register_onchange_handler(self._reset_spinbox_values)
self._selection_widget = SelectionWidget(
parent=frame,
workstation=workstation,
wallpaper=wallpaper,
selection=self._selection,
)
self._selection_widget.set_show_monitor_labels(
self._show_monitor_labels.get())
self._selection_widget.set_show_unselected_area(
self._show_unselected_area.get())
self._selection_widget.grid(column=0,
row=1,
sticky="n w s e",
pady=_PADDING)
frame.columnconfigure(0, weight=1) # type: ignore
frame.rowconfigure(1, weight=1) # type: ignore
label_wallpaper = Label(frame_top, text=workstation.name)
label_wallpaper.grid(column=0, row=0)
# Center columns 1-6 on frame_bot.
frame_bot.columnconfigure(0, weight=1) # type: ignore
frame_bot.columnconfigure(7, weight=1) # type: ignore
# TODO: Figure out how to not have spinbox show zero when using
# increment/decrement buttons.
label_selection_position_x = Label(frame_bot, text="X: ")
label_selection_position_x.grid(column=1, row=0)
self._spinbox_selection_position_x = Spinbox(frame_bot,
width=5,
validate="focusout")
self._spinbox_selection_position_x.grid(column=2, row=0)
label_selection_position_y = Label(frame_bot, text=" Y: ")
label_selection_position_y.grid(column=3, row=0)
self._spinbox_selection_position_y = Spinbox(frame_bot,
width=5,
validate="focusout")
self._spinbox_selection_position_y.grid(column=4, row=0)
label_selection_zoom = Label(frame_bot, text=" Zoom: ")
label_selection_zoom.grid(column=5, row=0)
self._spinbox_selection_zoom = Spinbox(frame_bot,
width=5,
validate="focusout")
self._spinbox_selection_zoom.grid(column=6, row=0)
self._bind_actions()
self._set_up_menubar()
self._reset_spinbox_values()
def _bind_actions(self) -> None:
self._root.bind("<Escape>", lambda _event: self.quit())
self._root.bind("<q>", lambda _event: self.quit())
self._root.bind(
"<m>",
lambda _event: self._show_monitor_labels.set(not (
self._show_monitor_labels.get())),
)
self._root.bind(
"<n>",
lambda _event: self._show_unselected_area.set(not (
self._show_unselected_area.get())),
)
self._root.bind("<i>", lambda _event: self._selection.zoom_increase())
self._root.bind(
"<I>", lambda _event: self._selection.zoom_increase(precise=True))
self._root.bind("<o>", lambda _event: self._selection.zoom_decrease())
self._root.bind(
"<O>", lambda _event: self._selection.zoom_decrease(precise=True))
self._root.bind("<h>", lambda _event: self._selection.move_left())
self._root.bind("<H>",
lambda _event: self._selection.move_left(precise=True))
self._root.bind("<Left>", lambda _event: self._selection.move_left())
self._root.bind("<Shift-Left>",
lambda _event: self._selection.move_left(precise=True))
self._root.bind("<l>", lambda _event: self._selection.move_right())
self._root.bind(
"<L>", lambda _event: self._selection.move_right(precise=True))
self._root.bind("<Right>", lambda _event: self._selection.move_right())
self._root.bind(
"<Shift-Right>",
lambda _event: self._selection.move_right(precise=True))
self._root.bind("<k>", lambda _event: self._selection.move_up())
self._root.bind("<K>",
lambda _event: self._selection.move_up(precise=True))
self._root.bind("<Up>", lambda _event: self._selection.move_up())
self._root.bind("<Shift-Up>",
lambda _event: self._selection.move_up(precise=True))
self._root.bind("<j>", lambda _event: self._selection.move_down())
self._root.bind("<J>",
lambda _event: self._selection.move_down(precise=True))
self._root.bind("<Down>", lambda _event: self._selection.move_down())
self._root.bind("<Shift-Down>",
lambda _event: self._selection.move_down(precise=True))
self._spinbox_selection_position_x.configure(
validatecommand=lambda *_args: self._set_selection_position_x())
self._spinbox_selection_position_x.bind(
"<Return>",
lambda _event: self._set_selection_position_x() # type: ignore
)
self._spinbox_selection_position_x.bind(
"<<Decrement>>", lambda _event: self._selection.move_left())
self._spinbox_selection_position_x.bind(
"<<Increment>>", lambda _event: self._selection.move_right())
self._spinbox_selection_position_y.configure(
validatecommand=lambda *_args: self._set_selection_position_y())
self._spinbox_selection_position_y.bind(
"<Return>",
lambda _event: self._set_selection_position_y() # type: ignore
)
self._spinbox_selection_position_y.bind(
"<<Decrement>>", lambda _event: self._selection.move_up())
self._spinbox_selection_position_y.bind(
"<<Increment>>", lambda _event: self._selection.move_down())
self._spinbox_selection_zoom.configure(
validatecommand=lambda *_args: self._set_selection_zoom())
self._spinbox_selection_zoom.bind(
"<Return>",
lambda _event: self._set_selection_zoom() # type: ignore
)
self._spinbox_selection_zoom.bind(
"<<Decrement>>", lambda _event: self._selection.zoom_decrease())
self._spinbox_selection_zoom.bind(
"<<Increment>>", lambda _event: self._selection.zoom_increase())
self._show_monitor_labels.trace_add(
"write",
lambda *_args: self._selection_widget.set_show_monitor_labels(
self._show_monitor_labels.get()),
)
self._show_unselected_area.trace_add(
"write",
lambda *_args: self._selection_widget.set_show_unselected_area(
self._show_unselected_area.get()),
)
def _set_up_menubar(self) -> None:
# TODO: check that this look good on macOS, as described here:
# https://tkdocs.com/tutorial/menus.html#platformmenus
self._root.option_add("*tearOff", False)
menu = Menu(self._root)
menu_file = Menu(menu)
menu_file.add_command( # type: ignore
label="Quit",
underline=0,
accelerator="Q, Escape",
command=self.quit)
menu.add_cascade(menu=menu_file, label="File",
underline=0) # type: ignore
menu_edit = Menu(menu)
menu_edit.add_command( # type: ignore
label="Move Left",
underline=5,
accelerator="H, Left",
command=self._selection.move_left,
)
menu_edit.add_command( # type: ignore
label="Move Right",
underline=5,
accelerator="L, Right",
command=self._selection.move_right,
)
menu_edit.add_command( # type: ignore
label="Move Up",
underline=5,
accelerator="K, Up",
command=self._selection.move_up,
)
menu_edit.add_command( # type: ignore
label="Move Down",
underline=5,
accelerator="J, Down",
command=self._selection.move_down,
)
menu_edit.add_separator() # type: ignore
menu_edit.add_command( # type: ignore
label="Increase Zoom",
underline=0,
accelerator="I",
command=self._selection.zoom_increase,
)
menu_edit.add_command( # type: ignore
label="Decrease Zoom",
underline=10,
accelerator="O",
command=self._selection.zoom_decrease,
)
menu.add_cascade(menu=menu_edit, label="Edit",
underline=0) # type: ignore
menu_view = Menu(menu)
menu_view.add_checkbutton( # type: ignore
label="Label Monitors",
variable=self._show_monitor_labels,
underline=6,
accelerator="M",
)
menu_view.add_checkbutton( # type: ignore
label="Show Unselected",
variable=self._show_unselected_area,
underline=6,
accelerator="N",
)
menu.add_cascade(menu=menu_view, label="View",
underline=0) # type: ignore
menu_help = Menu(menu, name="help")
menu_help.add_command( # type: ignore
label="About Wallcrop",
underline=0,
command=lambda: messagebox.showinfo(
parent=self._root,
title="About Wallcrop",
message=f"Wallcrop {wallcrop.__version__}",
detail=("Copyright 2021 Lukas Schmelzeisen.\n"
"Licensed under the Apache License, Version 2.0.\n"
"https://github.com/lschmelzeisen/wallcrop/"),
),
)
menu.add_cascade(menu=menu_help, label="Help",
underline=3) # type: ignore
self._root["menu"] = menu
def mainloop(self) -> None:
self._root.mainloop()
def quit(self) -> None:
self._root.destroy()
def _set_selection_position_x(self) -> bool:
try:
value = float(
self._spinbox_selection_position_x.get()) # type: ignore
except ValueError:
self._spinbox_selection_position_x.set(self._selection.position[0])
return False
self._selection.set_position(
np.array((value, self._selection.position[1])))
return True
def _set_selection_position_y(self) -> bool:
try:
value = float(
self._spinbox_selection_position_y.get()) # type: ignore
except ValueError:
self._spinbox_selection_position_y.set(self._selection.position[1])
return False
self._selection.set_position(
np.array((self._selection.position[0], value)))
return True
def _set_selection_zoom(self) -> bool:
try:
value = float(self._spinbox_selection_zoom.get()) # type: ignore
except ValueError:
self._spinbox_selection_zoom.set(self._selection.zoom)
return False
self._selection.set_zoom(value)
return True
def _reset_spinbox_values(self) -> None:
self._spinbox_selection_position_x.set(
f"{self._selection.position[0]:.3f}")
self._spinbox_selection_position_y.set(
f"{self._selection.position[1]:.3f}")
self._spinbox_selection_zoom.set(f"{self._selection.zoom:.3f}")
