pip install PyQt5 pypdf2 python-docx pdf2docx

import os
import sys
from PyQt5.QtWidgets import (QApplication, QMainWindow, QFileDialog, QMessageBox,
                             QTableWidget, QTableWidgetItem, QLabel, QPushButton,
                             QComboBox, QWidget, QVBoxLayout, QHBoxLayout, QFrame,
                             QProgressBar, QHeaderView)
from PyQt5.QtCore import Qt, QSize
from PyQt5.QtGui import QFont, QIcon, QColor
from docx import Document
from docx2pdf import convert
from pdf2docx import Converter
from PyPDF2 import PdfReader


class StyledButton(QPushButton):
    def __init__(self, text, parent=None):
        super().__init__(text, parent)
        self.setMinimumHeight(40)
        self.setStyleSheet("""
            QPushButton {
                background-color: #4a6baf;
                color: white;
                border-radius: 5px;
                padding: 8px 16px;
                font-size: 14px;
            }
            QPushButton:hover {
                background-color: #5a7bbf;
            }
            QPushButton:pressed {
                background-color: #3a5b9f;
            }
        """)


class DocumentConverter(QMainWindow):
    def __init__(self):
        super().__init__()
        self.initUI()
        self.last_dir = os.path.expanduser("~")
        self.files = []
        self.save_dir = ""

    def initUI(self):
        self.setWindowTitle("文檔轉(zhuǎn)換器")
        self.setMinimumSize(1000, 700)
        self.setWindowIcon(QIcon.fromTheme("document-convert"))

        # 主窗口樣式
        self.setStyleSheet("""
            QMainWindow {
                background-color: #f5f7fa;
            }
            QLabel {
                color: #333;
                font-size: 14px;
            }
            QTableWidget {
                background-color: white;
                border: 1px solid #ddd;
                border-radius: 5px;
                gridline-color: #eee;
            }
            QHeaderView::section {
                background-color: #4a6baf;
                color: white;
                padding: 8px;
                border: none;
            }
            QComboBox {
                padding: 5px;
                border: 1px solid #ddd;
                border-radius: 4px;
                min-width: 120px;
            }
        """)

        # 主布局
        main_widget = QWidget()
        self.setCentralWidget(main_widget)
        main_layout = QVBoxLayout(main_widget)
        main_layout.setContentsMargins(20, 20, 20, 20)
        main_layout.setSpacing(15)

        # 標(biāo)題區(qū)域
        title_frame = QFrame()
        title_layout = QHBoxLayout(title_frame)
        title_layout.setContentsMargins(0, 0, 0, 0)

        title_label = QLabel("?? 文檔格式轉(zhuǎn)換工具")
        title_label.setStyleSheet("font-size: 24px; font-weight: bold; color: #2c3e50;")
        title_layout.addWidget(title_label)
        title_layout.addStretch()

        main_layout.addWidget(title_frame)

        # 控制面板
        control_frame = QFrame()
        control_frame.setStyleSheet("background-color: white; border-radius: 8px; padding: 15px;")
        control_layout = QHBoxLayout(control_frame)

        # 轉(zhuǎn)換類型
        type_label = QLabel("轉(zhuǎn)換類型:")
        self.conversion_type = QComboBox()
        self.conversion_type.addItems(["Word轉(zhuǎn)PDF", "PDF轉(zhuǎn)Word"])
        self.conversion_type.setFixedWidth(200)

        # 添加文件按鈕
        self.add_file_btn = StyledButton("? 添加文件")
        self.add_file_btn.clicked.connect(self.add_files)

        # 保存位置
        save_label = QLabel("保存到:")
        self.save_location = QComboBox()
        self.save_location.addItems(["源文件夾", "選擇其他目錄"])
        self.save_location.currentIndexChanged.connect(self.select_save_dir)

        control_layout.addWidget(type_label)
        control_layout.addWidget(self.conversion_type)
        control_layout.addSpacing(20)
        control_layout.addWidget(self.add_file_btn)
        control_layout.addSpacing(20)
        control_layout.addWidget(save_label)
        control_layout.addWidget(self.save_location)
        control_layout.addStretch()

        main_layout.addWidget(control_frame)

        # 文件表格
        self.file_table = QTableWidget()
        self.file_table.setColumnCount(5)
        self.file_table.setHorizontalHeaderLabels(["文件名", "頁數(shù)", "輸出范圍", "狀態(tài)", "操作"])
        self.file_table.horizontalHeader().setSectionResizeMode(0, QHeaderView.Stretch)
        self.file_table.setColumnWidth(1, 100)
        self.file_table.setColumnWidth(2, 150)
        self.file_table.setColumnWidth(3, 150)
        self.file_table.setColumnWidth(4, 250)
        self.file_table.verticalHeader().setVisible(False)
        self.file_table.setSelectionBehavior(QTableWidget.SelectRows)
        self.file_table.setEditTriggers(QTableWidget.NoEditTriggers)

        main_layout.addWidget(self.file_table)

        # 底部面板
        bottom_frame = QFrame()
        bottom_layout = QHBoxLayout(bottom_frame)

        # 進(jìn)度條
        self.progress_bar = QProgressBar()
        self.progress_bar.setRange(0, 100)
        self.progress_bar.setTextVisible(False)
        self.progress_bar.setStyleSheet("""
            QProgressBar {
                border: 1px solid #ddd;
                border-radius: 5px;
                height: 10px;
            }
            QProgressBar::chunk {
                background-color: #4a6baf;
                border-radius: 4px;
            }
        """)

        # 轉(zhuǎn)換按鈕
        self.convert_btn = StyledButton("?? 開始轉(zhuǎn)換")
        self.convert_btn.setFixedWidth(150)
        self.convert_btn.clicked.connect(self.start_conversion)

        bottom_layout.addWidget(self.progress_bar)
        bottom_layout.addSpacing(20)
        bottom_layout.addWidget(self.convert_btn)

        main_layout.addWidget(bottom_frame)

    def add_files(self):
        file_filter = "Word文件 (*.docx *.doc)" if self.conversion_type.currentIndex() == 0 else "PDF文件 (*.pdf)"
        files, _ = QFileDialog.getOpenFileNames(self, "選擇文件", self.last_dir, file_filter)

        if files:
            self.last_dir = os.path.dirname(files[0])
            for file in files:
                if file not in [f['path'] for f in self.files]:
                    self.add_file_to_table(file)

    def add_file_to_table(self, file_path):
        try:
            page_count = self.get_page_count(file_path)
            self.files.append({
                'path': file_path,
                'pages': page_count,
                'range': f"1-{page_count}",
                'status': "等待轉(zhuǎn)換"
            })

            row = self.file_table.rowCount()
            self.file_table.insertRow(row)

            # 文件名
            self.file_table.setItem(row, 0, QTableWidgetItem(os.path.basename(file_path)))

            # 頁數(shù)
            self.file_table.setItem(row, 1, QTableWidgetItem(str(page_count)))

            # 輸出范圍
            range_item = QTableWidgetItem(f"1-{page_count}")
            range_item.setFlags(range_item.flags() | Qt.ItemIsEditable)
            self.file_table.setItem(row, 2, range_item)

            # 狀態(tài)
            self.file_table.setItem(row, 3, QTableWidgetItem("等待轉(zhuǎn)換"))

            # 操作按鈕
            delete_btn = StyledButton("刪除")
            delete_btn.setStyleSheet("background-color: #e74c3c;")
            delete_btn.clicked.connect(lambda _, r=row: self.remove_file(r))

            btn_widget = QWidget()
            btn_layout = QHBoxLayout(btn_widget)
            btn_layout.addWidget(delete_btn)
            btn_layout.setContentsMargins(0, 0, 0, 0)

            self.file_table.setCellWidget(row, 4, btn_widget)

        except Exception as e:
            QMessageBox.warning(self, "錯誤", f"無法讀取文件: {str(e)}")

    def get_page_count(self, file_path):
        if self.conversion_type.currentIndex() == 0:  # Word轉(zhuǎn)PDF
            doc = Document(file_path)
            return len(doc.paragraphs)
        else:  # PDF轉(zhuǎn)Word
            with open(file_path, 'rb') as f:
                pdf = PdfReader(f)
                return len(pdf.pages)

    def remove_file(self, row):
        self.file_table.removeRow(row)
        del self.files[row]

    def select_save_dir(self):
        if self.save_location.currentIndex() == 1:
            dir_path = QFileDialog.getExistingDirectory(self, "選擇保存目錄", self.last_dir)
            if dir_path:
                self.save_dir = dir_path

    def start_conversion(self):
        if not self.files:
            QMessageBox.warning(self, "警告", "請先添加要轉(zhuǎn)換的文件")
            return

        total_files = len(self.files)
        self.progress_bar.setMaximum(total_files)

        for i, file_info in enumerate(self.files):
            try:
                self.file_table.item(i, 3).setText("轉(zhuǎn)換中...")
                self.progress_bar.setValue(i + 1)
                QApplication.processEvents()

                input_path = file_info['path']
                output_dir = os.path.dirname(input_path) if self.save_location.currentIndex() == 0 else self.save_dir
                output_name = os.path.splitext(os.path.basename(input_path))[0]

                if self.conversion_type.currentIndex() == 0:  # Word轉(zhuǎn)PDF
                    output_path = os.path.join(output_dir, f"{output_name}.pdf")
                    convert(input_path, output_path)
                else:  # PDF轉(zhuǎn)Word
                    output_path = os.path.join(output_dir, f"{output_name}.docx")
                    cv = Converter(input_path)
                    cv.convert(output_path, start=0, end=None)
                    cv.close()

                self.file_table.item(i, 3).setText("? 轉(zhuǎn)換成功")

                # 更新操作按鈕
                btn_widget = QWidget()
                btn_layout = QHBoxLayout(btn_widget)

                open_btn = StyledButton("打開")
                open_btn.setStyleSheet("background-color: #2ecc71;")
                open_btn.clicked.connect(lambda: os.startfile(output_path))

                open_dir_btn = StyledButton("打開目錄")
                open_dir_btn.setStyleSheet("background-color: #3498db;")
                open_dir_btn.clicked.connect(lambda: os.startfile(output_dir))

                delete_btn = StyledButton("刪除")
                delete_btn.setStyleSheet("background-color: #e74c3c;")
                delete_btn.clicked.connect(lambda _, r=i: self.remove_file(r))

                btn_layout.addWidget(open_btn)
                btn_layout.addWidget(open_dir_btn)
                btn_layout.addWidget(delete_btn)
                btn_layout.setContentsMargins(0, 0, 0, 0)

                self.file_table.setCellWidget(i, 4, btn_widget)

            except Exception as e:
                self.file_table.item(i, 3).setText(f"? 轉(zhuǎn)換失敗: {str(e)}")

        # 顯示轉(zhuǎn)換完成提示
        msg = QMessageBox(self)
        msg.setWindowTitle("轉(zhuǎn)換完成")
        msg.setText("所有文件轉(zhuǎn)換完成！")
        msg.setStandardButtons(QMessageBox.Open | QMessageBox.Ok)
        msg.setDefaultButton(QMessageBox.Open)
        ret = msg.exec_()

        if ret == QMessageBox.Open:
            os.startfile(output_dir if self.save_location.currentIndex() == 0 else self.save_dir)


if __name__ == "__main__":
    app = QApplication(sys.argv)
    app.setStyle("Fusion")
    converter = DocumentConverter()
    converter.show()
    sys.exit(app.exec_())