Merge pull request #2438 from smty2018/notification

Notification App(GUI)

Author: avinashkranjan

Notification App/ReadMe.txt

@@ -0,0 +1,113 @@
+import tkinter as tk
+from tkinter import ttk
+from threading import Thread
+import time
+from datetime import datetime, timedelta
+import winsound
+
+class NotificationApp(tk.Tk):
+    def __init__(self):
+        super().__init__()
+        self.title("Notification App")
+        self.geometry("400x250")
+        self.configure(bg="black")
+
+        style = ttk.Style(self)
+        style.configure("TLabel", foreground="white", background="black", font=("Helvetica", 12))
+        style.configure("TButton", foreground="black", background="white", font=("Helvetica", 12))
+
+        self.label_days = ttk.Label(self, text="Days:")
+        self.label_days.pack(pady=5)
+
+        self.entry_days = ttk.Entry(self)
+        self.entry_days.pack()
+
+        self.label_hours = ttk.Label(self, text="Hours:")
+        self.label_hours.pack(pady=5)
+
+        self.entry_hours = ttk.Entry(self)
+        self.entry_hours.pack()
+
+        self.label_minutes = ttk.Label(self, text="Minutes:")
+        self.label_minutes.pack(pady=5)
+
+        self.entry_minutes = ttk.Entry(self)
+        self.entry_minutes.pack()
+
+        self.label_seconds = ttk.Label(self, text="Seconds:")
+        self.label_seconds.pack(pady=5)
+
+        self.entry_seconds = ttk.Entry(self)
+        self.entry_seconds.pack()
+
+        self.label_message = ttk.Label(self, text="Enter notification message:")
+        self.label_message.pack(pady=5)
+
+        self.entry_message = ttk.Entry(self)
+        self.entry_message.pack()
+
+        self.button_set = ttk.Button(self, text="Set Notification", command=self.schedule_notification)
+        self.button_set.pack(pady=10)
+
+        self.label_time_left = ttk.Label(self, text="Time left: 0 days, 0:00:00")
+        self.label_time_left.pack(pady=5)
+
+    def show_notification(self):
+        message = self.entry_message.get() or "This is a sample notification."
+        now = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+        notification_window = tk.Toplevel(self)
+        notification_window.title("Notification")
+        notification_window.geometry("300x150")
+        notification_window.configure(bg="black")
+
+        notification_label = ttk.Label(notification_window, text=f"{message}\n\nCurrent time: {now}", font=("Helvetica", 12), foreground="white", background="black")
+        notification_label.pack(pady=10)
+
+        # Play notification sound
+        try:
+            winsound.PlaySound("SystemExclamation", winsound.SND_ALIAS)
+        except:
+            pass
+
+    def get_delay_time(self):
+        try:
+            days = int(self.entry_days.get())
+            hours = int(self.entry_hours.get())
+            minutes = int(self.entry_minutes.get())
+            seconds = int(self.entry_seconds.get())
+
+            if days < 0 or hours < 0 or minutes < 0 or seconds < 0:
+                messagebox.showerror("Error", "All values must be non-negative.")
+                return None
+
+            total_seconds = days * 86400 + hours * 3600 + minutes * 60 + seconds
+            return total_seconds
+        except ValueError:
+            messagebox.showerror("Error", "Invalid input. Please enter numeric values.")
+            return None
+
+    def schedule_notification(self):
+        delay = self.get_delay_time()
+        if delay is None:
+            return
+
+        self.button_set.config(state=tk.DISABLED)
+        notification_thread = Thread(target=self._wait_and_notify, args=(delay,))
+        notification_thread.start()
+
+    def _wait_and_notify(self, delay):
+        while delay > 0:
+            time.sleep(1)
+            delay -= 1
+
+            delta = timedelta(seconds=delay)
+            time_left = f"{delta.days} days, {delta.seconds // 3600:02d}:{(delta.seconds % 3600) // 60:02d}:{delta.seconds % 60:02d}"
+            self.label_time_left.config(text=f"Time left: {time_left}")
+            self.update()
+
+        self.show_notification()
+        self.button_set.config(state=tk.NORMAL)
+
+if __name__ == "__main__":
+    app = NotificationApp()
+    app.mainloop()