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77 lines
2.6 KiB
Python
77 lines
2.6 KiB
Python
4 years ago
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# -*- coding: utf-8 -*-
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import tkinter
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import messages
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from tkinter import messagebox, simpledialog
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CLOSING_PROTOCOL = "WM_DELETE_WINDOW"
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END_OF_LINE = "\n"
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KEY_RETURN = "<Return>"
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TEXT_STATE_DISABLED = "disabled"
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TEXT_STATE_NORMAL = "normal"
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class EzChatUI(object):
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def __init__(self, application):
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self.application = application
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self.gui = None
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self.frame = None
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self.input_field = None
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self.message = None
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self.message_list = None
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self.scrollbar = None
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self.send_button = None
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def show(self):
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self.gui = tkinter.Tk()
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self.gui.title(messages.TITLE)
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self.fill_frame()
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self.gui.protocol(CLOSING_PROTOCOL, self.on_closing)
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return self.input_dialogs()
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def loop(self):
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self.gui.mainloop()
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def fill_frame(self):
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self.frame = tkinter.Frame(self.gui)
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self.scrollbar = tkinter.Scrollbar(self.frame)
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self.message_list = tkinter.Text(self.frame, state=TEXT_STATE_DISABLED)
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self.scrollbar.pack(side=tkinter.RIGHT, fill=tkinter.Y)
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self.message_list.pack(side=tkinter.LEFT, fill=tkinter.BOTH)
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self.message = tkinter.StringVar()
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self.frame.pack()
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self.input_field = tkinter.Entry(self.gui, textvariable=self.message)
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self.input_field.pack()
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self.input_field.bind(KEY_RETURN, self.application.send)
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self.send_button = tkinter.Button(self.gui, text=messages.SEND, command=self.application.send)
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self.send_button.pack()
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def input_dialogs(self):
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self.gui.lower()
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self.application.username = simpledialog.askstring(messages.USERNAME, messages.INPUT_USERNAME, parent=self.gui)
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if self.application.username is None:
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return False
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self.application.host = simpledialog.askstring(messages.SERVER_HOST, messages.INPUT_SERVER_HOST,
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parent=self.gui)
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if self.application.host is None:
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return False
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self.application.port = simpledialog.askinteger(messages.SERVER_PORT, messages.INPUT_SERVER_PORT,
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parent=self.gui)
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if self.application.port is None:
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return False
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return True
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def alert(self, title, message):
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messagebox.showerror(title, message)
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def show_message(self, message):
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self.message_list.configure(state=TEXT_STATE_NORMAL)
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self.message_list.insert(tkinter.END, str(message) + END_OF_LINE)
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self.message_list.configure(state=TEXT_STATE_DISABLED)
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def on_closing(self):
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self.application.exit()
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self.gui.destroy()
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