tkinter

Author: furas

tkinter/__canvas__/canvas-center-image-when-resize-window/main.py

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+import tkinter as tk
+from PIL import ImageTk, Image
+
+# --- functions ---
+
+def on_resize(event):
+    # it respects anchor
+    x = event.width/2  
+    y = event.height/2
+    stage.coords(img_id, x, y)  
+    
+    # it DOESN'T respects anchor so you have to add offset
+    #x = (event.width - imgtk.width())/2  
+    #y = (event.height - imgtk.height())/2
+    #stage.moveto(img_id, x, y)  # doesn't respect anchor
+
+    #stage.itemconfigure(img_id, ...)
+    
+# --- main ---
+
+root = tk.Tk()
+
+stage = tk.Canvas(root, width=1000, height=700)
+stage.pack(fill='both', expand=True)
+
+#root.update()  # force `mainloop()` to calculate current `width`, `height` for canvas
+                # and later `stage.winfo_width()` `stage.winfo_height()` will get correct values instead `0`
+    
+#imgtk = ImageTk.PhotoImage(Image.open('lenna.png'))
+imgtk = ImageTk.PhotoImage(file='lenna.png')
+
+img_id = stage.create_image((stage.winfo_width()/2, stage.winfo_height()/2), image=imgtk, anchor='center')
+stage.image = imgtk
+
+stage.bind('<Configure>', on_resize)  # it runs function when Canvas change size,
+                                      # it runs function also at start so it doesn't need `root.update()`
+root.mainloop()

tkinter/selenium-login-facebook/main.py

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+# author: Bartlomiej "furas" Burek (https://blog.furas.pl)
+# date: 2022.04.13
+# [python - Problem when I log into Facebook in Tkinter and Selenium, using the textboxes for user and password - Stack Overflow](https://stackoverflow.com/questions/71854285/problem-when-i-log-into-facebook-in-tkinter-and-selenium-using-the-textboxes-fo/)
+import os
+import tkinter as tk                    
+from tkinter import ttk
+
+from selenium.webdriver import Firefox
+from selenium.webdriver.firefox.service import Service
+from selenium.webdriver.firefox.options import Options
+from selenium.webdriver.support.ui import WebDriverWait
+from selenium.webdriver.common.by import By
+from selenium.webdriver.support import expected_conditions as EC
+
+# --- functions ---
+
+def login():
+    profile_path = '/usr/bin/firefox/firefox'
+
+    options = Options()
+    options.set_preference('profile', profile_path)
+    options.set_preference('network.proxy.type', 4)
+    options.set_preference('network.proxy.socks', '127.0.0.1')
+    options.set_preference('network.proxy.socks_port', 9050)
+    options.set_preference("network.proxy.socks_remote_dns", False)
+
+    #service = Service('/home/jass/bin/geckodriver')
+    service = Service('/home/furas/bin/geckodriver')
+    driver = Firefox(service=service, options=options)
+    driver.get("https://www.facebook.com")
+
+    WebDriverWait(driver, 5).until(EC.element_to_be_clickable((By.CSS_SELECTOR, 'button[data-cookiebanner="accept_only_essential_button"]'))).click()   
+
+    username_box = driver.find_element(By.ID, 'email')
+    username_box.send_keys(email.get())
+      
+    password_box = driver.find_element(By.ID, 'pass')
+    password_box.send_keys(password.get())
+      
+    login_box = driver.find_element(By.ID, 'loginbutton')
+    login_box.click()
+
+# --- main ---
+
+root = tk.Tk()
+root.title("Login")
+root.geometry('630x500')
+
+topbar = tk.Frame(root, bg='#3c5999', height=42)
+topbar.pack(fill='x')
+
+label_email = tk.Label(topbar, text="email", bg='#3c5999', foreground="white")
+label_email.place(x=2, y=10)
+
+email = tk.Entry(topbar)
+email.place(x=50, y=9)
+
+label_password = tk.Label(topbar, text="password", bg='#3c5999', foreground="white")
+label_password.place(x=260, y=10)
+
+password = tk.Entry(topbar)
+password.place(x=335, y=9)
+
+button = tk.Button(topbar, text="Login", bg='white', foreground='black', width=7, command=login)
+button.place(x=530, y=5)
+
+root.mainloop()

tkinter/simpledialog/main-1.py

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+# author: Bartlomiej "furas" Burek (https://blog.furas.pl)
+# date: 2022.04.03
+
+# doc: https://docs.python.org/3/library/dialog.html
+
+# python -m tkinter.simpledialog
+
+# tkinter.simpledialog
+#   askstring(title, prompt, **kw)
+#   askinteger(title, prompt, **kw)
+#   askfloat(title, prompt, **kw)
+
+import tkinter as tk
+import tkinter.simpledialog
+
+# source code in file
+#print( tkinter.simpledialog.__file__ )
+
+# --- 
+
+def show_dialogs():
+    # it doesn't get `parent` as first argument but it needs to use `parent=`
+    
+    result = tkinter.simpledialog.askstring('Example askstring ', 'Write text:', parent=root)
+    print('result:', result, type(result))
+    
+    result = tkinter.simpledialog.askinteger('Example askinteger', 'Write integer number:', parent=root)
+    print('result:', result, type(result))
+    
+    result = tkinter.simpledialog.askfloat('Example askfloat', 'Write float number:', parent=root)
+    print('result:', result, type(result))
+
+    #result = tkinter.simpledialog.askstring('Example askstring ', 'Write password:', show="?", parent=root)  # you can set any char (but not 2 chars)
+    result = tkinter.simpledialog.askstring('Example askstring ', 'Write password:', show="*", parent=root)    
+    print('result:', result, type(result))
+
+# --- main ---
+
+root = tk.Tk()
+
+button = tk.Button(root, text='Show Dialogs', command=show_dialogs)
+button.pack()
+
+root.mainloop()
+

tkinter/themes/main-1.py renamed to tkinter/themes/change-button-color-using-TButton/main-1.py

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+Module [ttkthemes](https://ttkthemes.readthedocs.io/en/latest/index.html)
+
+Screenshots with all themes: [List of ttk Themes](https://wiki.tcl-lang.org/page/List+of+ttk+Themes)
+
+[TkDocs Tutorial - Styles and Themes](https://tkdocs.com/tutorial/styles.html)
+

tkinter/themes-change-ttkthemes/buttons/README.md renamed to tkinter/themes/ttkthemes-buttons-dialogs/buttons/README.md

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+# author: Bartlomiej "furas" Burek (https://blog.furas.pl)
+# date: 2022.04.04
+# [How to change whole app's theme when used within Class, Tkinter, ttkThemes, ThemedTk Python - Stack Overflow](https://stackoverflow.com/questions/71726458/how-to-change-whole-apps-theme-when-used-within-class-tkinter-ttkthemes-them/)
+
+# [List of ttk Themes](https://wiki.tcl-lang.org/page/List+of+ttk+Themes)
+
+import tkinter as tk
+import tkinter.ttk as ttk
+from ttkthemes import ThemedTk
+
+class App(ThemedTk):
+
+    def __init__(self):
+        super().__init__()
+        
+        self.geometry("800x600")
+        
+        self.my_notebook = ttk.Notebook(self)
+        self.my_notebook.pack(pady=15, fill='both', expand=True)
+        
+        self.frame = ttk.Frame(self.my_notebook)
+        self.my_notebook.add(self.frame, text='Buttons')
+        for number in range(10):
+            b = ttk.Button(self.frame, text=str(number))
+            b.pack()
+        
+        self.my_menu = tk.Menu(self)
+        self.config(menu=self.my_menu)
+        
+        self.first_lane = tk.Menu(self.my_menu)
+        self.first_lane.add_command(label='a')
+        self.first_lane.add_command(label='b')
+        self.my_menu.add_cascade(label='Menu1', menu=self.first_lane)
+        
+        self.second_lane = tk.Menu(self.my_menu)
+        self.my_menu.add_cascade(label='Menu2', menu=self.second_lane)
+        
+        self.third_lane = tk.Menu(self.my_menu)
+        self.my_menu.add_cascade(label='Style', menu=self.third_lane)
+        
+        for item in sorted(self.get_themes()):
+            self.third_lane.add_command(label=item, command=lambda name=item: self.changer_theme(name))
+    
+    def changer_theme(self, name):
+        print('theme:', name)
+        self.set_theme(name)
+    
+if __name__ == "__main__":
+   app = App()
+   app.mainloop()
+

tkinter/themes-change-ttkthemes/buttons/images/screenshot-1.png renamed to tkinter/themes/ttkthemes-buttons-dialogs/buttons/images/screenshot-1.png

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+# author: Bartlomiej "furas" Burek (https://blog.furas.pl)
+# date: 2022.04.04
+# [How to change whole app's theme when used within Class, Tkinter, ttkThemes, ThemedTk Python - Stack Overflow](https://stackoverflow.com/questions/71726458/how-to-change-whole-apps-theme-when-used-within-class-tkinter-ttkthemes-them/)
+
+# [List of ttk Themes](https://wiki.tcl-lang.org/page/List+of+ttk+Themes)
+# [TkDocs Tutorial - Styles and Themes](https://tkdocs.com/tutorial/styles.html)
+
+import tkinter as tk
+import tkinter.ttk as ttk
+from ttkthemes import ThemedStyle
+
+class App(tk.Tk):
+
+    def __init__(self):
+        super().__init__()
+        
+        self.geometry("800x600")
+        
+        self.style = ThemedStyle()   # with Tk and ThemedStyle
+        
+        self.my_notebook = ttk.Notebook(self)
+        self.my_notebook.pack(pady=15, fill='both', expand=True)
+        
+        self.frame = ttk.Frame(self.my_notebook)
+        self.my_notebook.add(self.frame, text='Buttons')
+        for number in range(10):
+            b = ttk.Button(self.frame, text=str(number))
+            b.pack()
+        
+        self.my_menu = tk.Menu(self)
+        self.config(menu=self.my_menu)
+        
+        self.first_lane = tk.Menu(self.my_menu)
+        self.first_lane.add_command(label='a')
+        self.first_lane.add_command(label='b')
+        self.my_menu.add_cascade(label='Menu1', menu=self.first_lane)
+        
+        self.second_lane = tk.Menu(self.my_menu)
+        self.my_menu.add_cascade(label='Menu2', menu=self.second_lane)
+        
+        self.third_lane = tk.Menu(self.my_menu)
+        self.my_menu.add_cascade(label='Style', menu=self.third_lane)
+        
+        #for item in self.get_themes():       # with ThemedTk
+        for item in self.style.get_themes(): # with Tk and ThemedStyle
+            self.third_lane.add_command(label=item, command=lambda name=item: self.changer_theme(name))
+    
+    def changer_theme(self, name):
+        print('theme:', name)
+        #self.set_theme(name)        # with ThemedTk
+        self.style.theme_use(name)   # with Tk and ThemedStyle
+    
+if __name__ == "__main__":
+   app = App()
+   app.mainloop()