Я знаю, что это вопрос, который был задан ранее на этом сайте. Тем не менее, Я сделал честную попытку реализовать решения, предложенные в этих ответах , и я все еще сталкиваюсь с той же проблемой: Python, похоже, продолжает собирать мусор в моем изображении , и в моем окне появляется пустое место, где должно быть изображение, как показано на прилагаемом скриншоте.
Это часть моего кода, где я пытаюсь импортировать изображение:
def make_top_title(self):
result = Frame(self.top)
text_lbl = Label(result, text="Proserpine",
font=(main_font, title_pt, "bold"))
arms_image = PhotoImage("icon.png")
arms_lbl = Label(result, image=arms_image, height=200)
arms_lbl.image = arms_image
arms_lbl.pack()
text_lbl.pack()
return result
Вы заметите, что я уже пытался использовать хитрость сохранения изображения, прикрепляя его к свойству объекта метки , Вы также можете заметить на прикрепленном снимке экрана, что у меня нет проблем с импортом пользовательского значка - с использованием того же файла изображения - для этого окна.
Я рад поделиться с вами еще кодом из этой программы, так как требуется.
Несколько человек предложили, чтобы я поделился немного большим количеством своего кода. Это весь файл, в котором находится приведенный выше код:
### This code holds a class which allows the user to inspect a the coldstore
### object attached to its parent.
# GUI imports.
from tkinter import *
# Custom imports.
from sibstructures import data_storage
from sibstructures.numerals import index_to_label_column, \
index_to_label_row, \
index_to_label_layer
# Imports
import time
from threading import Thread
# Local constants.
main_font = "Arial"
title_pt = 60
subtitle_pt = 30
big_pt = 20
standard_pt = 15
diddy_pt = 10
standard_pad = 10
inner_pad = 5
tile_width = 15
details_height = 10
details_width = 30
grid_border = 5
spot_stack_width = tile_width+5
##############
# MAIN CLASS #
##############
# The class in question.
class CS_Viewer:
def __init__(self, parent):
self.parent = parent
self.parent_window = self.parent.get_top()
self.code = self.parent.coldstore.code
self.parent.coldstore.reconstruct()
self.max_max_layers = self.parent.coldstore.get_max_max_layers()
self.layer = 0
self.top = Frame(self.parent_window)
self.top_title = self.make_top_title()
self.subtitle = Label(self.top, text="code="+self.code,
font=(main_font, subtitle_pt, "bold"))
self.main_container = Frame(self.top)
self.spot_grid = Spot_Grid(self, self.main_container)
self.box_details = Text(self.main_container,
height=details_height, width=details_width,
state=DISABLED)
self.spot_stack = Spot_Stack(self.main_container, None,
self.box_details)
self.add_headings()
self.arrange()
# Ronseal.
def make_top_title(self):
result = Frame(self.top)
text_lbl = Label(result, text="Proserpine",
font=(main_font, title_pt, "bold"))
arms_image = PhotoImage("icon.png")
arms_lbl = Label(result, image=arms_image, height=200)
arms_lbl.image = arms_image
arms_lbl.pack()
text_lbl.pack()
return result
# Add headings to the holster widgets.
def add_headings(self):
spot_grid_label = Label(self.main_container, text="Coldstore",
font=(main_font, big_pt, "bold"))
spot_stack_label = Label(self.main_container, text="Spot",
font=(main_font, big_pt, "bold"),
width=spot_stack_width)
box_details_label = Label(self.main_container, text="Box",
font=(main_font, big_pt, "bold"))
spot_grid_label.grid(column=0, row=0)
spot_stack_label.grid(column=1, row=0)
box_details_label.grid(column=2, row=0)
# Ronseal.
def place_spot_stack(self):
self.spot_stack.get_top().grid(column=1, row=1,
padx=standard_pad, pady=standard_pad)
# Arrange the object's elements.
def arrange(self):
self.top_title.pack()
self.subtitle.pack()
self.spot_grid.get_top().grid(column=0, row=1, sticky=N,
padx=standard_pad, pady=standard_pad,
ipadx=inner_pad, ipady=inner_pad)
self.place_spot_stack()
self.box_details.grid(column=2, row=1, sticky=N,
padx=standard_pad, pady=standard_pad)
self.main_container.pack()
# Replace the spot stack widget.
def replace_spot_stack(self):
self.spot_stack.get_top().grid_forget()
self.place_spot_stack()
# Ronseal.
def get_top(self):
return self.top
################################
# HELPER CLASSES AND FUNCTIONS #
################################
# A class which holds the grid of spots.
class Spot_Grid:
def __init__(self, parent, parent_window):
self.parent = parent
self.parent_window = parent_window
self.top = Frame(self.parent_window, borderwidth=grid_border,
relief="solid")
Thread(target=self.make_grid).start()
# Fill the grid with boxes.
def make_grid(self):
cs = self.parent.parent.coldstore
for i in range(len(cs.columns)):
column_label = Label(self.top, text=str(index_to_label_column(i)),
font=(main_font, big_pt, "bold"))
column_label.grid(column=(i+1), row=0, padx=standard_pad)
for j in range(len(cs.columns[0].spots)):
if i == 0:
row_label = Label(self.top, text=str(index_to_label_row(j)),
font=(main_font, big_pt, "bold"))
row_label.grid(column=0, row=(j+1), padx=standard_pad)
tile = Spot_Tile(self, self.parent, cs.columns[i].spots[j],
self.parent.box_details)
tile.get_top().grid(column=(i+1), row=(j+1))
# Ronseal.
def get_top(self):
return self.top
# A class which holds a clickable representation of a spot.
class Spot_Tile:
def __init__(self, parent, main_ref, spot_obj, box_details_ref):
self.parent = parent
self.main_ref = main_ref
self.spot_obj = spot_obj
self.box_details_ref = box_details_ref
self.parent_window = self.parent.get_top()
self.top = Frame(self.parent_window)
Thread(target=self.make_filling).start()
# Fill the object with either a tile or a label.
def make_filling(self):
if self.spot_obj.max_layers == 0:
filling = Label(self.top, text="VOID", font=(main_font, diddy_pt),
width=tile_width)
elif self.spot_obj.layers() == 0:
filling = Button(self.top, text="free", command=None,
font=(main_font, diddy_pt, "italic"),
width=tile_width, state=DISABLED)
else:
filling = self.make_filling_button()
filling.pack()
# Make the filling object if it is a button.
def make_filling_button(self):
result = Button(self.top, text=self.make_filling_button_text(),
command=self.inspect,
font=(main_font, diddy_pt), width=tile_width)
return result
# Make the text portion of the filling button.
def make_filling_button_text(self):
growers = set()
varieties = set()
fields = set()
for box in self.spot_obj.boxes:
current_epc = box.epc
current_data = data_storage.fetch_most_recent_crop(current_epc)
growers.add(current_data["grower"])
varieties.add(current_data["variety"])
fields.add(current_data["field"])
result = (set_to_string(growers)+"\n"+set_to_string(varieties)+"\n"+
set_to_string(fields)+"\n"+str(len(self.spot_obj.boxes)))
return result
# Inspect a given spot.
def inspect(self):
self.main_ref.spot_stack = Spot_Stack(self.main_ref.main_container,
self.spot_obj,
self.box_details_ref)
self.main_ref.replace_spot_stack()
# Ronseal.
def get_top(self):
return self.top
# A class which holds a representation of the boxes on a given spot.
class Spot_Stack:
def __init__(self, parent_window, spot_obj, box_details_ref):
self.parent_window = parent_window
self.spot_obj = spot_obj
self.box_details_ref = box_details_ref
self.top = Frame(self.parent_window)
if self.spot_obj is None:
self.fill_empty()
else:
Thread(target=self.add_boxes).start()
# "Fill in" the representation if the spot object is empty.
def fill_empty(self):
label = Label(self.top, text="Select spot",
font=(main_font, standard_pt, "italic"), width=tile_width)
label.pack()
# Add representations of the spot's boxes.
def add_boxes(self):
no_of_boxes = len(self.spot_obj.boxes)
if no_of_boxes == 0:
empty_label = Label(self.top, text="Empty spot",
font=(main_font, standard_pt, "italic"),
width=tile_width)
empty_label.pack()
else:
for i in range(no_of_boxes):
backwards_index = (no_of_boxes-1)-i
box_tile = Box_Tile(self.top, self.spot_obj.boxes[backwards_index],
backwards_index, self.box_details_ref)
box_tile.get_top().pack()
# Ronseal.
def get_top(self):
return self.top
# A class which holds a clickable representation of a box.
class Box_Tile:
def __init__(self, parent_window, box, index, box_details_ref):
self.parent_window = parent_window
self.box = box
self.index = index
self.box_details_ref = box_details_ref
self.top = Frame(self.parent_window)
self.make_filling()
# Fill the object with either a tile or a label.
def make_filling(self):
label = Label(self.top, text=str(index_to_label_layer(self.index)),
font=(main_font, standard_pt))
filling = Button(self.top, text=self.box.epc, command=self.inspect,
font=(main_font, standard_pt), width=tile_width)
label.grid(column=0, row=0, padx=standard_pad)
filling.grid(column=1, row=0)
# Ronseal.
def get_top(self):
return self.top
# Inspect the data for this particular box in more detail.
def inspect(self):
text_to_insert = data_storage.fetch_most_recent_crop(self.box.epc)
self.box_details_ref.config(state=NORMAL)
self.box_details_ref.delete("1.0", END)
self.box_details_ref.insert(END, text_to_insert)
self.box_details_ref.config(state=DISABLED)
# Turns a set into a string, with items thereof separated by commas.
def set_to_string(the_set):
result = ""
the_list = list(the_set)
# Reversal is necessary, since .add() seems to add items to the FRONT of
# the set.
the_list.reverse()
for item in the_list:
if the_list.index(item) == 0:
result = item
else:
result = result+", "+item
return result
Это другой файл, который вместе со своим собратьем составляет всю программу:
### This code holds a class which manages transitions between windows, and
### also oversees their interactions with the Coldstore object.
# Imports.
from pathlib import Path
# GUI imports.
from tkinter import *
# Custom imports.
from sibstructures.coldstore import Coldstore
# Local imports.
from cs_viewer import CS_Viewer
# Constants.
path_to_db = str(Path.home())+"/cseye/source/proserpine/data.db"
##############
# MAIN CLASS #
##############
# The class in question.
class Comptroller:
def __init__(self):
self.coldstore = Coldstore(proserpine_mode=True,
proserpine_path=path_to_db)
self.gui = Tk()
self.top = Frame(self.gui)
self.window = CS_Viewer(self)
self.arrange()
# Return the top-level GUI object.
def get_top(self):
return self.top
# Arrange the widgets.
def arrange(self):
self.window.get_top().pack()
self.top.pack()
# Run the "mainloop" method on the GUI object.
def run_me(self):
self.gui.title("Proserpine")
self.gui.iconphoto(True, PhotoImage(file="icon.png"))
self.gui.mainloop()
###################
# RUN AND WRAP UP #
###################
def run():
comptroller = Comptroller()
comptroller.run_me()
if __name__ == "__main__":
run()