changes

Author: furas

tkinter/button-askopenfilename/main.py renamed to tkinter/__button__/button-askopenfilename/main.py

@@ -0,0 +1,59 @@
+#!/usr/bin/env python3
+
+import tkinter as tk
+
+def on_keyrelease(event):
+    
+    # get text from entry
+    value = event.widget.get()
+    value = value.strip().lower()
+    
+    # get data from test_list
+    if value == '':
+        data = test_list
+    else:
+        data = []
+        for item in test_list:
+            if value in item.lower():
+                data.append(item)                
+
+    # update data in listbox
+    listbox_update(data)
+    
+    
+def listbox_update(data):
+    # delete previous data
+    listbox.delete(0, 'end')
+
+    # sorting data 
+    data = sorted(data, key=str.lower)
+    
+    # put new data
+    for item in data:
+        listbox.insert('end', item)
+
+
+def on_select(event):
+    # display element selected on list
+    print('(event) previous:', event.widget.get('active'))
+    print('(event)  current:', event.widget.get(event.widget.curselection()))
+    print('---')
+
+
+# --- main ---
+
+test_list = ('apple', 'banana', 'Cranberry', 'dogwood', 'alpha', 'Acorn', 'Anise', 'Strawberry' )
+
+root = tk.Tk()
+
+entry = tk.Entry(root)
+entry.pack()
+entry.bind('<KeyRelease>', on_keyrelease)
+
+listbox = tk.Listbox(root)
+listbox.pack()
+#listbox.bind('<Double-Button-1>', on_select)
+listbox.bind('<<ListboxSelect>>', on_select)
+listbox_update(test_list)
+
+root.mainloop()