Office轉PDF轉換器v1.0.py

軟件介紹

這是批量將word、Excel、PPT轉換為PDF格式的軟件，不過PPT轉換為PDF需要電腦安裝了office，目前這個我還沒有解決沒有office也可以安裝的方法。
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軟件使用

軟件使用是比較簡單的，導入文件/文件夾，在自定義輸出路徑
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點擊這里的【分析文件】

然后就可以轉換了

轉換完成
軟件源碼

我吧軟件源碼也一起放在這里了，如果有大佬可以解決不安裝office也可以將PPT轉換為PDF的話歡迎在評論區留下你的代碼
當然，為了防止小白不懂怎么打包，我也將成品放在文末了。
import os
import sys
import gc
import time
import pythoncom
import win32com.client
from PyQt5.QtWidgets import (QApplication, QMainWindow, QPushButton, QLabel, QLineEdit, QTextEdit, QVBoxLayout, QHBoxLayout, QWidget, QFileDialog, QProgressBar, QMessageBox,QGroupBox, QFormLayout, QListWidget,QListWidgetItem, QMenu, QAction)
from PyQt5.QtCore import Qt, QThread, pyqtSignal, QObject
from PyQt5.QtGui import QFont, QColorclass ConversionWorker(QObject):"""轉換工作線程，負責后臺執行轉換任務"""progress_updated = pyqtSignal(int, str)  # 進度更新信號 (進度值, 狀態文本)conversion_finished = pyqtSignal(str)    # 轉換完成信號 (完成消息)log_message = pyqtSignal(str)            # 日志消息信號def __init__(self, file_items, output_path):super().__init__()self.file_items = file_items  # 包含路徑和文件名的字典列表self.output_path = output_pathself.is_running = Truedef stop(self):"""停止轉換任務"""self.is_running = Falsedef run(self):"""執行轉換任務"""try:# 初始化COM組件pythoncom.CoInitialize()# 確保PDF文件夾存在pdf_folder = self.output_pathif not os.path.exists(pdf_folder):os.makedirs(pdf_folder)self.log_message.emit(f"已創建PDF文件夾: {pdf_folder}")# 分類文件words = []excels = []ppts = []for item in self.file_items:file_path = item['path']filename = item['name']lower_filename = filename.lower()if lower_filename.endswith(('.doc', '.docx')):words.append({"path": file_path, "name": filename})elif lower_filename.endswith(('.xls', '.xlsx')):excels.append({"path": file_path, "name": filename})elif lower_filename.endswith(('.ppt', '.pptx')):ppts.append({"path": file_path, "name": filename})total_files = len(words) + len(excels) + len(ppts)processed_files = 0# 初始化轉換統計變量word_success, word_failed = 0, 0excel_success, excel_failed = 0, 0ppt_success, ppt_failed = 0, 0# 轉換Word文件if words and self.is_running:self.log_message.emit("\n【開始 Word -> PDF 轉換】")word_success, word_failed = self.convert_words(words)processed_files += len(words)progress = int((processed_files / total_files) * 100) if total_files > 0 else 100self.progress_updated.emit(progress, f"已完成Word轉換: {word_success}成功, {word_failed}失敗")# 轉換Excel文件if excels and self.is_running:self.log_message.emit("\n【開始 Excel -> PDF 轉換】")excel_success, excel_failed = self.convert_excels(excels)processed_files += len(excels)progress = int((processed_files / total_files) * 100) if total_files > 0 else 100self.progress_updated.emit(progress, f"已完成Excel轉換: {excel_success}成功, {excel_failed}失敗")# 轉換PPT文件if ppts and self.is_running:self.log_message.emit("\n【開始 PPT -> PDF 轉換】")ppt_success, ppt_failed = self.convert_ppts(ppts)processed_files += len(ppts)progress = int((processed_files / total_files) * 100) if total_files > 0 else 100self.progress_updated.emit(progress, f"已完成PPT轉換: {ppt_success}成功, {ppt_failed}失敗")if self.is_running:total_success = word_success + excel_success + ppt_successtotal_failed = word_failed + excel_failed + ppt_failedself.conversion_finished.emit(f"轉換完成！\n總計: {total_files}個文件\n成功: {total_success}個\n失敗: {total_failed}個\nPDF文件保存位置: {self.output_path}")else:self.conversion_finished.emit("轉換已取消")except Exception as e:self.log_message.emit(f"轉換過程出錯: {str(e)}")self.conversion_finished.emit(f"轉換出錯: {str(e)}")finally:# 釋放COM組件pythoncom.CoUninitialize()gc.collect()def convert_words(self, words):"""轉換Word文件為PDF"""success = 0failed = 0word = Nonedoc = Nonetry:self.log_message.emit("打開Word進程...")word = win32com.client.Dispatch("Word.Application")word.Visible = 0word.DisplayAlerts = Falsefor i, item in enumerate(words):if not self.is_running:breakfilename = item["name"]file_path = item["path"]self.log_message.emit(f"正在轉換: {filename} ({i+1}/{len(words)})")from_file = os.path.join(file_path, filename)to_filename = self.change_suffix_to_pdf(filename)to_file = self.to_file_join(self.output_path, to_filename)try:doc = word.Documents.Open(from_file)doc.SaveAs(to_file, 17)  # 17 表示PDF格式self.log_message.emit(f"轉換完成: {to_filename}")success += 1except Exception as e:self.log_message.emit(f"轉換失敗 {filename}: {str(e)}")failed += 1finally:if doc:doc.Close()doc = Nonetime.sleep(0.5)except Exception as e:self.log_message.emit(f"Word轉換出錯: {str(e)}")failed += len(words) - successfinally:if doc:try:doc.Close()except:passif word:try:word.Quit()except:passself.log_message.emit("關閉Word進程")time.sleep(1)return success, faileddef convert_excels(self, excels):"""轉換Excel文件為PDF"""success = 0failed = 0excel = Nonewb = Nonews = Nonetry:self.log_message.emit("打開Excel進程...")excel = win32com.client.Dispatch("Excel.Application")excel.Visible = 0excel.DisplayAlerts = Falsefor i, item in enumerate(excels):if not self.is_running:breakfilename = item["name"]file_path = item["path"]self.log_message.emit(f"正在轉換: {filename} ({i+1}/{len(excels)})")from_file = os.path.join(file_path, filename)try:wb = excel.Workbooks.Open(from_file)sheet_count = wb.Worksheets.Countfor j in range(sheet_count):ws = wb.Worksheets(j+1)to_filename = self.add_worksheet_order(filename, j+1)to_file = self.to_file_join(self.output_path, to_filename)ws.ExportAsFixedFormat(0, to_file)  # 0 表示PDF格式self.log_message.emit(f"轉換完成: {to_filename}")success += 1time.sleep(0.5)except Exception as e:self.log_message.emit(f"轉換失敗 {filename}: {str(e)}")failed += 1finally:if ws:try:ws = Noneexcept:passif wb:try:wb.Close(SaveChanges=False)wb = Noneexcept:passtime.sleep(0.5)except Exception as e:self.log_message.emit(f"Excel轉換出錯: {str(e)}")failed += len(excels) - successfinally:if ws:try:ws = Noneexcept:passif wb:try:wb.Close(SaveChanges=False)except:passif excel:try:excel.Quit()except:passself.log_message.emit("關閉Excel進程")time.sleep(1)return success, faileddef convert_ppts(self, ppts):"""轉換PPT文件為PDF（增強版錯誤處理）"""success = 0failed = 0powerpoint = Noneppt = Nonetry:self.log_message.emit("打開PowerPoint進程...")# 創建PowerPoint實例powerpoint = win32com.client.Dispatch("PowerPoint.Application")# 嘗試設置可見性try:powerpoint.Visible = 1  # 顯示窗口self.log_message.emit("PowerPoint窗口已顯示")except Exception as e:self.log_message.emit(f"無法設置PowerPoint可見性: {str(e)}")powerpoint.DisplayAlerts = 0  # 禁用警告for i, item in enumerate(ppts):if not self.is_running:breakfilename = item["name"]file_path = item["path"]self.log_message.emit(f"正在轉換: {filename} ({i+1}/{len(ppts)})")from_file = os.path.abspath(os.path.join(file_path, filename))to_filename = self.change_suffix_to_pdf(filename)to_file = os.path.abspath(self.to_file_join(self.output_path, to_filename))# 檢查文件是否存在if not os.path.exists(from_file):self.log_message.emit(f"文件不存在: {from_file}")failed += 1continue# 檢查文件是否可訪問if not os.access(from_file, os.R_OK):self.log_message.emit(f"沒有文件讀取權限: {from_file}")failed += 1continue# 確保輸出目錄可寫if not os.access(self.output_path, os.W_OK):self.log_message.emit(f"輸出目錄沒有寫入權限: {self.output_path}")failed += 1continue# 確保輸出文件不存在if os.path.exists(to_file):try:os.remove(to_file)self.log_message.emit(f"已刪除已存在的文件: {to_filename}")except Exception as e:self.log_message.emit(f"無法刪除已存在的文件 {to_filename}: {str(e)}")failed += 1continuetry:# 嘗試多種方式打開文件try:# 方式1: 標準打開ppt = powerpoint.Presentations.Open(FileName=from_file,ReadOnly=True,WithWindow=True  # 顯示窗口可能解決權限問題)except:self.log_message.emit("嘗試備用方式打開文件...")# 方式2: 備用打開方式ppt = powerpoint.Presentations.Open(FileName=from_file,ReadOnly=False,WithWindow=True)time.sleep(2)  # 更長延遲確保文件加載if not ppt:raise Exception("無法打開演示文稿")if ppt.Slides.Count == 0:self.log_message.emit(f"跳過空文件: {filename}")failed += 1continue# 嘗試多種轉換方法conversion_methods = [# 方法1: SaveAs PDF格式lambda: ppt.SaveAs(to_file, 32),# 方法2: ExportAsFixedFormat PDF格式lambda: ppt.ExportAsFixedFormat(to_file, 2, Intent=1),# 方法3: 另存為PDF的另一種參數組合lambda: ppt.SaveAs(to_file, 32, EmbedTrueTypeFonts=True)]converted = Falsefor method_idx, convert_method in enumerate(conversion_methods, 1):try:self.log_message.emit(f"嘗試轉換方法 {method_idx}...")convert_method()time.sleep(3)  # 更長延遲確保轉換完成# 檢查文件是否生成if os.path.exists(to_file) and os.path.getsize(to_file) > 0:self.log_message.emit(f"轉換完成: {to_filename}")success += 1converted = Truebreakexcept Exception as e:self.log_message.emit(f"轉換方法 {method_idx} 失敗: {str(e)}")# 刪除可能的空文件if os.path.exists(to_file) and os.path.getsize(to_file) == 0:os.remove(to_file)if not converted:raise Exception("所有轉換方法均失敗")except Exception as e:self.log_message.emit(f"轉換失敗 {filename}: {str(e)}")failed += 1finally:if ppt:try:ppt.Close()ppt = Noneexcept Exception as e:self.log_message.emit(f"關閉PPT時出錯: {str(e)}")time.sleep(1)except Exception as e:self.log_message.emit(f"PPT轉換出錯: {str(e)}")failed += len(ppts) - successfinally:if ppt:try:ppt.Close()except:passif powerpoint:try:# 先關閉所有演示文稿for presentation in powerpoint.Presentations:presentation.Close()# 退出程序powerpoint.Quit()powerpoint = Noneexcept Exception as e:self.log_message.emit(f"關閉PowerPoint時出錯: {str(e)}")# 強制釋放資源gc.collect()time.sleep(1)self.log_message.emit("關閉PowerPoint進程")return success, failed@staticmethoddef change_suffix_to_pdf(file):"""修改文件后綴為PDF"""return file[:file.rfind('.')] + ".pdf"@staticmethoddef add_worksheet_order(file, i):"""為Excel工作表添加序號"""return file[:file.rfind('.')] + f"_工作表{i}.pdf"@staticmethoddef to_file_join(output_path, file):"""生成PDF文件路徑"""return os.path.join(output_path, file)class FileListWidget(QListWidget):"""自定義文件列表部件，支持右鍵刪除"""def __init__(self, parent=None):super().__init__(parent)self.setContextMenuPolicy(Qt.CustomContextMenu)self.customContextMenuRequested.connect(self.show_context_menu)def show_context_menu(self, position):"""顯示右鍵菜單"""menu = QMenu()delete_action = QAction("刪除選中項", self)delete_action.triggered.connect(self.delete_selected_items)delete_action.setFont(QFont("Microsoft YaHei", 10))menu.addAction(delete_action)menu.exec_(self.mapToGlobal(position))def delete_selected_items(self):"""刪除選中的項"""for item in self.selectedItems():row = self.row(item)self.takeItem(row)class OfficeToPdfConverter(QMainWindow):"""Office轉PDF轉換器主窗口"""def __init__(self):super().__init__()# 定義顏色常量（保持原有按鈕風格）self.BUTTON_BLUE = QColor(33, 150, 243)     # 按鈕藍色（#2196F3）self.BUTTON_GREEN = QColor(76, 175, 80)     # 按鈕綠色（#4CAF50）self.BUTTON_RED = QColor(244, 67, 54)       # 按鈕紅色（#f44336）self.LINE_EDIT_BG = QColor(245, 245, 245)   # 文本框背景色（淺灰色）self.worker = Noneself.thread = Noneself.file_items = []  # 存儲文件信息的列表self.init_ui()def init_ui(self):"""初始化用戶界面"""# 設置窗口基本屬性self.setWindowTitle("Office轉PDF轉換器@阿幸")self.setGeometry(100, 100, 900, 800)self.setMinimumSize(700, 600)# 創建主布局main_layout = QVBoxLayout()main_layout.setContentsMargins(20, 20, 20, 20)main_layout.setSpacing(15)# 創建標題title_label = QLabel("Office文件轉PDF轉換器")title_font = QFont("SimHei", 16, QFont.Bold)title_label.setFont(title_font)title_label.setAlignment(Qt.AlignCenter)main_layout.addWidget(title_label)# 創建文件選擇區域file_selection_group = QGroupBox("添加文件或文件夾")file_selection_layout = QVBoxLayout()# 文件操作按鈕（保持原有風格）file_btn_layout = QHBoxLayout()add_file_btn = self.create_button("添加文件", self.add_files, self.BUTTON_BLUE)add_folder_btn = self.create_button("添加目錄", self.add_folder, self.BUTTON_BLUE)clear_btn = self.create_button("清空列表", self.clear_file_list, self.BUTTON_RED)file_btn_layout.addWidget(add_file_btn)file_btn_layout.addWidget(add_folder_btn)file_btn_layout.addWidget(clear_btn)# 文件列表self.file_list_widget = FileListWidget()self.file_list_widget.setAlternatingRowColors(True)self.file_list_widget.setToolTip("右鍵可刪除選中項")file_selection_layout.addLayout(file_btn_layout)file_selection_layout.addWidget(self.file_list_widget)file_selection_group.setLayout(file_selection_layout)main_layout.addWidget(file_selection_group)# 輸出路徑選擇區域output_path_group = QGroupBox("選擇PDF輸出文件夾")output_path_layout = QHBoxLayout()self.output_path_edit = QLineEdit()self.setup_line_edit_bg(self.output_path_edit)self.output_path_edit.setPlaceholderText("請選擇PDF文件的保存位置")# 默認輸出路徑為當前目錄下的pdf子文件夾default_output = os.path.join(os.getcwd(), 'pdf')self.output_path_edit.setText(default_output)browse_output_btn = self.create_button("瀏覽...", self.browse_output_folder, self.BUTTON_BLUE)output_path_layout.addWidget(self.output_path_edit)output_path_layout.addWidget(browse_output_btn)output_path_group.setLayout(output_path_layout)main_layout.addWidget(output_path_group)# 創建文件統計區域stats_group = QGroupBox("文件統計")stats_layout = QFormLayout()self.word_count = QLabel("0")self.excel_count = QLabel("0")self.ppt_count = QLabel("0")self.total_count = QLabel("0")# 設置統計區域字體font = QFont("Microsoft YaHei", 10)self.word_count.setFont(font)self.excel_count.setFont(font)self.ppt_count.setFont(font)self.total_count.setFont(font)stats_layout.addRow("Word文件 (.doc, .docx):", self.word_count)stats_layout.addRow("Excel文件 (.xls, .xlsx):", self.excel_count)stats_layout.addRow("PPT文件 (.ppt, .pptx):", self.ppt_count)stats_layout.addRow("總計可轉換文件:", self.total_count)stats_group.setLayout(stats_layout)main_layout.addWidget(stats_group)# 創建進度條區域progress_layout = QVBoxLayout()self.progress_bar = QProgressBar()self.progress_bar.setValue(0)self.progress_status = QLabel("準備就緒")self.progress_status.setFont(QFont("Microsoft YaHei", 10))self.progress_status.setAlignment(Qt.AlignCenter)progress_layout.addWidget(self.progress_bar)progress_layout.addWidget(self.progress_status)main_layout.addLayout(progress_layout)# 創建按鈕區域（保持原有風格）btn_layout = QHBoxLayout()self.analyze_btn = self.create_button("分析文件", self.analyze_files, self.BUTTON_BLUE, 100)self.convert_btn = self.create_button("開始轉換", self.start_conversion, self.BUTTON_GREEN, 100)self.convert_btn.setEnabled(False)self.cancel_btn = self.create_button("取消", self.cancel_conversion, self.BUTTON_RED, 100)self.cancel_btn.setEnabled(False)btn_layout.addWidget(self.analyze_btn)btn_layout.addWidget(self.convert_btn)btn_layout.addWidget(self.cancel_btn)main_layout.addLayout(btn_layout)# 創建日志區域log_group = QGroupBox("轉換日志")log_layout = QVBoxLayout()self.log_text = QTextEdit()self.log_text.setReadOnly(True)self.log_text.setLineWrapMode(QTextEdit.WidgetWidth)self.log_text.setFont(QFont("Microsoft YaHei", 10))self.setup_line_edit_bg(self.log_text)log_layout.addWidget(self.log_text)log_group.setLayout(log_layout)main_layout.addWidget(log_group)# 設置中心部件central_widget = QWidget()central_widget.setLayout(main_layout)self.setCentralWidget(central_widget)# 狀態欄信息self.statusBar().showMessage("就緒")def create_button(self, text, callback, color, fixed_width=80):"""創建統一風格的按鈕（保持原有風格）"""button = QPushButton(text)button.setFont(QFont("Microsoft YaHei", 10, QFont.Bold))button.setFixedWidth(fixed_width)button.clicked.connect(callback)self.setup_button_style(button, color)return buttondef setup_line_edit_bg(self, widget):"""設置文本框背景顏色（保持原有風格）"""palette = widget.palette()palette.setColor(palette.Base, self.LINE_EDIT_BG)palette.setColor(palette.Text, QColor(0, 0, 0))widget.setPalette(palette)widget.setAutoFillBackground(True)def setup_button_style(self, button, base_color):"""設置按鈕樣式（保持原有風格）"""button.setStyleSheet(f"""QPushButton {{background-color: rgb({base_color.red()}, {base_color.green()}, {base_color.blue()});color: white;border: none;padding: 5px;border-radius: 4px;}}QPushButton:hover {{background-color: rgb({int(base_color.red()*0.8)}, {int(base_color.green()*0.8)}, {int(base_color.blue()*0.8)});}}QPushButton:pressed {{background-color: rgb({int(base_color.red()*0.7)}, {int(base_color.green()*0.7)}, {int(base_color.blue()*0.7)});}}QPushButton:disabled {{background-color: rgb(160, 160, 160);}}""")button.setFocusPolicy(Qt.NoFocus)def add_files(self):"""添加單個或多個文件"""file_paths, _ = QFileDialog.getOpenFileNames(self, "選擇Office文件", os.getcwd(), "Office文件 (*.doc *.docx *.xls *.xlsx *.ppt *.pptx)")if file_paths:added_count = 0for file_path in file_paths:file_dir = os.path.dirname(file_path)file_name = os.path.basename(file_path)# 檢查是否已在列表中is_duplicate = Falsefor i in range(self.file_list_widget.count()):if self.file_list_widget.item(i).data(Qt.UserRole) == file_path:is_duplicate = Truebreakif not is_duplicate:item = QListWidgetItem(file_name)item.setData(Qt.UserRole, file_path)self.file_list_widget.addItem(item)self.file_items.append({"path": file_dir, "name": file_name})added_count += 1if added_count > 0:self.log_text.append(f"已添加 {added_count} 個文件")self.analyze_btn.setEnabled(True)def add_folder(self):"""添加目錄中的所有Office文件"""folder = QFileDialog.getExistingDirectory(self, "選擇文件夾", os.getcwd())if folder:office_extensions = ('.doc', '.docx', '.xls', '.xlsx', '.ppt', '.pptx')added_count = 0for root, _, files in os.walk(folder):for file in files:if file.lower().endswith(office_extensions):file_path = os.path.join(root, file)# 檢查是否已在列表中is_duplicate = Falsefor i in range(self.file_list_widget.count()):if self.file_list_widget.item(i).data(Qt.UserRole) == file_path:is_duplicate = Truebreakif not is_duplicate:item = QListWidgetItem(file)item.setData(Qt.UserRole, file_path)self.file_list_widget.addItem(item)self.file_items.append({"path": root, "name": file})added_count += 1if added_count > 0:self.log_text.append(f"從目錄中添加了 {added_count} 個文件")self.analyze_btn.setEnabled(True)else:QMessageBox.information(self, "提示", "所選目錄中沒有找到可轉換的Office文件")def clear_file_list(self):"""清空文件列表"""if self.file_list_widget.count() > 0:self.file_list_widget.clear()self.file_items = []self.log_text.append("已清空文件列表")self.reset_stats()self.analyze_btn.setEnabled(False)self.convert_btn.setEnabled(False)else:QMessageBox.information(self, "提示", "文件列表已為空")def reset_stats(self):"""重置文件統計"""self.word_count.setText("0")self.excel_count.setText("0")self.ppt_count.setText("0")self.total_count.setText("0")def analyze_files(self):"""分析文件類型并統計數量"""word_count = 0excel_count = 0ppt_count = 0for item in self.file_items:filename = item["name"].lower()if filename.endswith(('.doc', '.docx')):word_count += 1elif filename.endswith(('.xls', '.xlsx')):excel_count += 1elif filename.endswith(('.ppt', '.pptx')):ppt_count += 1total = word_count + excel_count + ppt_countself.word_count.setText(str(word_count))self.excel_count.setText(str(excel_count))self.ppt_count.setText(str(ppt_count))self.total_count.setText(str(total))self.log_text.append(f"文件分析完成: Word {word_count}個, Excel {excel_count}個, PPT {ppt_count}個, 總計 {total}個")if total > 0:self.convert_btn.setEnabled(True)else:self.convert_btn.setEnabled(False)QMessageBox.warning(self, "警告", "沒有可轉換的文件")def browse_output_folder(self):"""選擇輸出文件夾"""folder = QFileDialog.getExistingDirectory(self, "選擇PDF輸出文件夾", os.getcwd())if folder:self.output_path_edit.setText(folder)def start_conversion(self):"""開始轉換任務"""output_path = self.output_path_edit.text().strip()if not output_path:QMessageBox.warning(self, "警告", "請選擇PDF輸出文件夾")returnif not self.file_items:QMessageBox.warning(self, "警告", "請先添加文件")return# 禁用相關按鈕self.analyze_btn.setEnabled(False)self.convert_btn.setEnabled(False)self.cancel_btn.setEnabled(True)# 初始化進度條self.progress_bar.setValue(0)self.progress_status.setText("準備開始轉換...")# 創建線程和工作對象self.thread = QThread()self.worker = ConversionWorker(self.file_items, output_path)self.worker.moveToThread(self.thread)# 連接信號槽self.thread.started.connect(self.worker.run)self.worker.progress_updated.connect(self.update_progress)self.worker.log_message.connect(self.log_text.append)self.worker.conversion_finished.connect(self.conversion_complete)self.worker.conversion_finished.connect(self.thread.quit)self.thread.finished.connect(self.thread.deleteLater)self.thread.finished.connect(lambda: self.worker.deleteLater())# 開始轉換self.thread.start()self.log_text.append("===== 開始轉換 =====")def update_progress(self, value, status):"""更新進度條和狀態"""self.progress_bar.setValue(value)self.progress_status.setText(status)def conversion_complete(self, message):"""轉換完成處理"""self.log_text.append("===== 轉換結束 =====")QMessageBox.information(self, "轉換結果", message)# 恢復按鈕狀態self.analyze_btn.setEnabled(True)self.convert_btn.setEnabled(True)self.cancel_btn.setEnabled(False)self.progress_status.setText("轉換完成")def cancel_conversion(self):"""取消轉換任務"""if self.worker and self.thread and self.thread.isRunning():if QMessageBox.question(self, "確認取消", "確定要取消轉換嗎？", QMessageBox.Yes | QMessageBox.No) == QMessageBox.Yes:self.worker.stop()self.progress_status.setText("正在取消...")self.cancel_btn.setEnabled(False)if __name__ == "__main__":app = QApplication(sys.argv)app.setStyle("Fusion")window = OfficeToPdfConverter()window.show()sys.exit(app.exec_())