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WebPicDownloader/webpicdownloader/view/HomeView.py

146 lines
5.1 KiB
Python

import tkinter as tk
import tkinter.font as tfont
from tkinter import ttk
from tkinter import scrolledtext as tst
from webpicdownloader.controller.HomeController import HomeController
from webpicdownloader.view.MainWindow import MainWindow
class HomeView(ttk.Frame):
"""
View - HomeWindow
This view allows you to start the scraping/downloading process,
as well as to display the progress of the process.
@author Jérémi Nihart / EndMove
@link https://git.endmove.eu/EndMove/WebPicDownloader
@version 1.0.1
@since 2022-09-05
"""
# Variables
__controller: HomeController = None
# Constructor
def __init__(self, parent: MainWindow, controller: HomeController):
"""
Constructor
* :parent: -> The main windows container.
* :controller: -> The view controller
"""
super().__init__(parent)
# Init view
self.__init_content()
# Save and setup controller
self.__controller = controller
controller.set_view(self)
# START Internal functions
def __init_content(self) -> None:
"""
[internal function]
=> Initialize the view content.
"""
self.columnconfigure(0, weight=1)
self.columnconfigure(1, weight=3)
# Website link
self.web_label = ttk.Label(self, text="Website URL:")
self.web_label.grid(row=0, column=0, sticky=tk.W, padx=5, pady=5)
self.web_entry = ttk.Entry(self, width=50) # show="-"
self.web_entry.grid(row=0, column=1, sticky=tk.E, padx=5, pady=5, ipadx=2, ipady=2)
# Download name
self.name_label = ttk.Label(self, text="Download Name:")
self.name_label.grid(row=1, column=0, sticky=tk.W, padx=5, pady=5)
self.name_entry = ttk.Entry(self, width=50)
self.name_entry.grid(row=1, column=1, sticky=tk.E, padx=5, pady=5, ipadx=2, ipady=2)
# Logs area
log_textarea_font = tfont.Font(size=10)
self.log_textarea = tst.ScrolledText(self, font=log_textarea_font, wrap=tk.WORD, state=tk.DISABLED, width=40, height=8)#, font=("Times New Roman", 15))
self.log_textarea.grid(row=3, column=0, columnspan=2, sticky=tk.EW, pady=10, padx=10)
# Message state
self.message_label = ttk.Label(self, text='message label')
# Download button
self.download_button = ttk.Button(self, text="Start downloading", command=self.__event_button_download)
self.download_button.grid(row=5, column=1, sticky=tk.E, padx=5, pady=5, ipadx=5, ipady=2)
def __event_button_download(self) -> None:
"""
[internal function]
=> Function called when a download is requested.
"""
self.__controller.on_download_requested(self.web_entry.get(), self.name_entry.get())
# END Internal functions
# START Controller methods
def add_log(self, line: str) -> None:
"""
[function for controller]
=> Add a log in the textarea where the logs are displayed.
* :line: -> Log message to add.
"""
self.log_textarea.configure(state=tk.NORMAL)
self.log_textarea.insert(tk.END, f"~ {line}\n")
self.log_textarea.see(tk.END)
self.log_textarea.configure(state=tk.DISABLED)
def clear_logs(self) -> None:
"""
[function for controller]
=> Clean the textarea where the logs are displayed.
"""
self.log_textarea.configure(state=tk.NORMAL)
self.log_textarea.delete('1.0', tk.END)
self.log_textarea.configure(state=tk.DISABLED)
def show_error_message(self, message) -> None:
"""
[function for controller]
=> Display an error message on the interface.
* :message: -> Message to display.
"""
self.message_label.configure(text=message, foreground='red')
self.message_label.grid(row=4, column=0, columnspan=2, sticky=tk.NS, padx=2, pady=2)
self.message_label.after(25000, self.hide_message)
def show_success_message(self, message) -> None:
"""
[function for controller]
=> Display a success message on the interface.
* :message: -> Message to display.
"""
self.message_label.configure(text=message, foreground='green')
self.message_label.grid(row=4, column=0, columnspan=2, sticky=tk.NS, padx=2, pady=2)
self.message_label.after(25000, self.hide_message)
def hide_message(self) -> None:
"""
[function for controller and this view]
=> Hide the message on the interface.
"""
self.message_label.grid_forget()
def set_interface_state(self, disable: bool) -> None:
"""
[function for controller]
=> Allows to change the status of the interface with which the user
interacts by activating/deactivating it.
* :disabled: -> True: interface disabled, False: interface enabled.
"""
state = tk.DISABLED if disable else tk.NORMAL
self.web_entry['state'] = state
self.name_entry['state'] = state
self.download_button['state'] = state
# END Controller methods