Create PDF-Merger-Tool.py

Author: rogers-cyber

62-PDF-merger/PDF-Merger-Tool.py

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+import os
+import tkinter as tk
+from tkinter import filedialog, messagebox
+import ttkbootstrap as tb
+from ttkbootstrap.constants import *
+from PyPDF2 import PdfMerger
+
+# ---------------- GLOBALS ---------------- #
+pdf_files = []
+
+# ---------------- FUNCTIONS ---------------- #
+def add_pdfs():
+    files = filedialog.askopenfilenames(
+        title="Select PDF files",
+        filetypes=[("PDF Files", "*.pdf")]
+    )
+    for f in files:
+        if f not in pdf_files:
+            pdf_files.append(f)
+            listbox.insert(tk.END, os.path.basename(f))
+
+def remove_selected():
+    sel = listbox.curselection()
+    if not sel:
+        return
+    index = sel[0]
+    pdf_files.pop(index)
+    listbox.delete(index)
+
+def move_up():
+    sel = listbox.curselection()
+    if not sel or sel[0] == 0:
+        return
+    i = sel[0]
+    pdf_files[i-1], pdf_files[i] = pdf_files[i], pdf_files[i-1]
+    refresh_list()
+    listbox.selection_set(i-1)
+
+def move_down():
+    sel = listbox.curselection()
+    if not sel or sel[0] == len(pdf_files)-1:
+        return
+    i = sel[0]
+    pdf_files[i+1], pdf_files[i] = pdf_files[i], pdf_files[i+1]
+    refresh_list()
+    listbox.selection_set(i+1)
+
+def refresh_list():
+    listbox.delete(0, tk.END)
+    for f in pdf_files:
+        listbox.insert(tk.END, os.path.basename(f))
+
+def merge_pdfs():
+    if not pdf_files:
+        messagebox.showwarning("No Files", "Add PDF files first.")
+        return
+
+    output_path = filedialog.asksaveasfilename(
+        defaultextension=".pdf",
+        filetypes=[("PDF Files", "*.pdf")],
+        title="Save merged PDF as"
+    )
+    if not output_path:
+        return
+
+    try:
+        merger = PdfMerger()
+        for pdf in pdf_files:
+            merger.append(pdf)
+        merger.write(output_path)
+        merger.close()
+        messagebox.showinfo("Success", "PDFs merged successfully!")
+    except Exception as e:
+        messagebox.showerror("Error", str(e))
+
+# Drag & Drop reorder
+drag_data = None
+def on_drag_start(event):
+    global drag_data
+    drag_data = listbox.nearest(event.y)
+
+def on_drag_release(event):
+    global drag_data
+    if drag_data is None:
+        return
+    drop_index = listbox.nearest(event.y)
+    if drop_index != drag_data:
+        pdf_files.insert(drop_index, pdf_files.pop(drag_data))
+        refresh_list()
+        listbox.selection_set(drop_index)
+    drag_data = None
+
+# ---------------- GUI ---------------- #
+app = tb.Window(
+    title="PDF Merger Tool",
+    themename="darkly",
+    size=(700, 450)
+)
+
+main_frame = tb.Frame(app)
+main_frame.pack(fill=tk.BOTH, expand=True, padx=10, pady=10)
+
+# Listbox
+listbox = tk.Listbox(main_frame, height=15)
+listbox.pack(side=tk.LEFT, fill=tk.BOTH, expand=True)
+listbox.bind("<Button-1>", on_drag_start)
+listbox.bind("<ButtonRelease-1>", on_drag_release)
+
+# Controls
+control_frame = tb.Frame(main_frame)
+control_frame.pack(side=tk.RIGHT, fill=tk.Y, padx=10)
+
+tb.Button(control_frame, text="Add PDFs", bootstyle="primary", command=add_pdfs).pack(fill=tk.X, pady=5)
+tb.Button(control_frame, text="Remove Selected", bootstyle="danger", command=remove_selected).pack(fill=tk.X, pady=5)
+tb.Button(control_frame, text="Move Up", bootstyle="secondary", command=move_up).pack(fill=tk.X, pady=5)
+tb.Button(control_frame, text="Move Down", bootstyle="secondary", command=move_down).pack(fill=tk.X, pady=5)
+tb.Separator(control_frame).pack(fill=tk.X, pady=10)
+tb.Button(control_frame, text="Merge PDFs", bootstyle="success", command=merge_pdfs).pack(fill=tk.X, pady=5)
+
+app.mainloop()