Групове завдання (06.04)

form_data.txt

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+"abab","male","16","no"
+"aaa","female","19","yes"

group_task.py

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+from tkinter import *
+from tkinter import ttk
+
+class FormConstructorGUI:
+
+    def __init__(self, filename, form):
+        self.top = form
+        self.top.title('Form')
+        self.def_font = ('Bahnschrift Light', 16)
+        self.form_fields = {}
+        with open(filename) as f:
+            lines = f.readlines()
+            for line in lines:
+                self.form_fields[line.split()[0]] = line.split()[1]
+        self.show_form()
+
+    def create_form(self):
+        self.form_dict = {}
+        for title in self.form_fields.keys():
+            new_label = Label(self.top, font=self.def_font, text=title)
+            if self.form_fields[title] == '{}':
+                new_entry = Entry(self.top, font=self.def_font)
+                self.form_dict[new_label] = new_entry
+            else:
+                value = StringVar()
+                values_list = self.form_fields[title].rstrip(']').lstrip('[').split(',')
+                new_cb = ttk.Combobox(self.top, value=value, values=values_list, state='readonly', font=self.def_font)
+                self.form_dict[new_label] = new_cb
+
+    def show_form(self):
+        self.create_form()
+        self.r = 0
+        for k, v in self.form_dict.items():
+            k.grid(row=self.r, column=0, pady=5, sticky='nsew')
+            v.grid(row=self.r, column=1, pady=5, sticky='nsew')
+            self.r += 1
+        for i in range(len(self.form_dict)):
+            self.top.grid_rowconfigure(i, weight=1)
+            self.top.grid_columnconfigure(i, weight=1)
+        self.create_buttons()
+        self.fields_warning = Label(self.top, font=self.def_font, text='All fields must be filled in!')
+        self.file_warning = Label(self.top, font=self.def_font, text='No forms in file')
+
+    def create_buttons(self):
+        cancel_button = Button(self.top, font=self.def_font, text='Cancel', command=self.delete_input)
+        cancel_button.grid(row=self.r+1, column=0, pady=5, padx=10, sticky='nsew')
+        accept_button = Button(self.top, font=self.def_font, text='Accept', command=self.accept_input)
+        accept_button.grid(row=self.r+1, column=1, pady=5, padx=10, sticky='nsew')
+        next_button = Button(self.top, font=self.def_font, text='Next', command=self.next_input)
+        next_button.grid(row=self.r+1, column=2, pady=5, padx=10, sticky='nsew')
+
+    def delete_input(self):
+        for v in self.form_dict.values():
+            if isinstance(v, Entry):
+                v.delete(0, END)
+
+    def next_input(self):
+        self.fields_warning.grid_forget()
+        self.file_warning.grid_forget()
+        with open('exercises/form_data.txt', 'a') as f:
+            data_list = []
+            for v in self.form_dict.values():
+                data = v.get()
+                if data == '':
+                    self.fields_warning.grid(row=self.r+2, column=1)
+                    break
+                if list(self.form_dict.values()).index(v) != len(self.form_dict)-1:
+                    data_list.append(f'"{data}",')
+                else:
+                    data_list.append(f'"{data}"\n')
+            if len(data_list) == len(self.form_dict):
+                for i in data_list:
+                    f.write(i)
+                for v in self.form_dict.values():
+                    v.delete(0, END)
+
+    def accept_input(self):
+        self.next_input()
+        self.fields_warning.grid_forget()
+        self.create_results_window()
+
+    def create_results_window(self):
+        self.results = Toplevel(self.top)
+        self.lb = Listbox(self.results, font=self.def_font)
+        try:
+            with open('exercises/form_data.txt') as f:
+                lines = f.readlines()
+                if len(lines) > 0:
+                    length = max(len(line) for line in lines)
+                else:
+                    self.file_warning.grid(row=self.r+2, column=1)
+                    self.results.destroy()
+                for line in lines:
+                    self.lb.insert(END, line)
+            self.lb.config(width=length)
+            self.lb.grid(row=0, column=0, columnspan=2)
+            Button(self.results, font=self.def_font, text='Delete', command=self.delete_selected).grid(row=1, column=0)
+            Button(self.results, font=self.def_font, text='Finish', command=self.top.quit).grid(row=1, column=1)
+        except UnboundLocalError:
+            pass
+
+    def delete_selected(self):
+        selected_indices = self.lb.curselection()
+        with open('exercises/form_data.txt', 'r+') as f:
+            lines = f.readlines()
+            for index in selected_indices:
+                self.lb.delete(index)
+                del lines[index]
+            f.seek(0)
+            f.writelines(lines)
+            f.truncate()
+
+if __name__ == '__main__':
+    filename = 'exercises/group_task.txt'
+    form = Tk()
+    f = FormConstructorGUI(filename, form)
+    mainloop()

group_task.txt

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+Surname {}
+Gender [male,female]
+Age {}
+Student [yes,no]