1. import sys
   
2. import os
   
3. import time
   
4. import tempfile
   
5. import shutil
   
6. from PyQt5.QtWidgets import (
   
7.     QApplication, QMainWindow, QWidget, QVBoxLayout, QHBoxLayout,
   
8.     QPushButton, QListWidget, QListWidgetItem, QLabel, QTextEdit,
   
9.     QComboBox, QFileDialog, QLineEdit, QMessageBox, QAbstractItemView,
   
10.     QStatusBar, QAction, QMenu, QFrame
    
11. )
    
12. from PyQt5.QtGui import QPixmap, QIcon, QKeySequence, QFont
    
13. from PyQt5.QtCore import Qt, QSize, QSettings, QUrl
    
14. 
    
15. from PIL import Image
    
16. 
    
17. APP_ICON_PATH = 'icon.png'
    
18. 
    
19. class ImageBatchProcessor(QMainWindow):
    
20.     DEFAULT_FONT_SIZE = 10
    
21.     SUPPORTED_EXTENSIONS = ('.png', '.jpg', '.jpeg', '.bmp', '.gif', '.tiff')
    
22. 
    
23.     def __init__(self):
    
24.         super().__init__()
    
25.          
    
26.         self.settings = self.init_settings()
    
27.         self.temp_dir = None
    
28.         self.item_to_move = None # 用于“点击-移动”功能的状态变量
    
29.          
    
30.         self.initUI()
    
31.         self.load_settings()
    
32.          
    
33.         self.setAcceptDrops(True)
    
34. 
    
35.     def init_settings(self):
    
36.         config_file_name = 'config.ini'
    
37.         if getattr(sys, 'frozen', False):
    
38.             application_path = os.path.dirname(sys.executable)
    
39.         else:
    
40.             application_path = os.path.dirname(os.path.abspath(__file__))
    
41.          
    
42.         self.config_path = os.path.join(application_path, config_file_name)
    
43.         return QSettings(self.config_path, QSettings.IniFormat)
    
44. 
    
45.     def initUI(self):
    
46.         self.setWindowTitle('批量图片重命名与格式转换工具')
    
47.         self.setGeometry(100, 100, 1000, 650)
    
48.         if os.path.exists(APP_ICON_PATH): self.setWindowIcon(QIcon(APP_ICON_PATH))
    
49.         self.create_menus()
    
50.         central_widget = QWidget()
    
51.         self.setCentralWidget(central_widget)
    
52.         main_layout = QHBoxLayout(central_widget)
    
53.         self.statusBar = QStatusBar()
    
54.         self.setStatusBar(self.statusBar)
    
55.         self.statusBar.showMessage('准备就绪。单击选择，按Delete删除，单击移动。')
    
56.          
    
57.         left_layout = QVBoxLayout()
    
58.         left_label = QLabel('<h3>1. 添加并排序图片</h3>')
    
59.         self.image_list_widget = QListWidget()
    
60.         self.image_list_widget.setDragDropMode(QAbstractItemView.NoDragDrop)
    
61.         self.image_list_widget.setSelectionMode(QAbstractItemView.ExtendedSelection)
    
62.         self.image_list_widget.itemClicked.connect(self.handle_item_click)
    
63.         self.image_list_widget.currentItemChanged.connect(self.update_preview)
    
64.         self.image_list_widget.setIconSize(QSize(64, 64))
    
65.          
    
66.         top_buttons_layout = QHBoxLayout()
    
67.         self.add_button = QPushButton('添加图片'); self.add_button.clicked.connect(self.add_images)
    
68.         self.paste_button = QPushButton('粘贴 (Ctrl+V)'); self.paste_button.clicked.connect(self.paste_from_clipboard)
    
69.         self.clear_button = QPushButton('清空列表'); self.clear_button.clicked.connect(self.clear_all)
    
70.         top_buttons_layout.addWidget(self.add_button); top_buttons_layout.addWidget(self.paste_button); top_buttons_layout.addWidget(self.clear_button)
    
71.          
    
72.         sort_group_label = QLabel("<b>预排序:</b>")
    
73.         sort_buttons_layout = QHBoxLayout()
    
74.         self.sort_name_asc_btn = QPushButton("名称 ↑"); self.sort_name_asc_btn.clicked.connect(lambda: self.sort_items(by='name'))
    
75.         self.sort_name_desc_btn = QPushButton("名称 ↓"); self.sort_name_desc_btn.clicked.connect(lambda: self.sort_items(by='name', reverse=True))
    
76.         self.sort_date_asc_btn = QPushButton("时间 ↑"); self.sort_date_asc_btn.clicked.connect(lambda: self.sort_items(by='mtime'))
    
77.         self.sort_date_desc_btn = QPushButton("时间 ↓"); self.sort_date_desc_btn.clicked.connect(lambda: self.sort_items(by='mtime', reverse=True))
    
78.         self.sort_name_asc_btn.setToolTip("按文件名升序排列"); self.sort_name_desc_btn.setToolTip("按文件名降序排列")
    
79.         self.sort_date_asc_btn.setToolTip("按修改时间升序排列 (旧->新)"); self.sort_date_desc_btn.setToolTip("按修改时间降序排列 (新->旧)")
    
80.         sort_buttons_layout.addWidget(sort_group_label); sort_buttons_layout.addWidget(self.sort_name_asc_btn); sort_buttons_layout.addWidget(self.sort_name_desc_btn); sort_buttons_layout.addWidget(self.sort_date_asc_btn); sort_buttons_layout.addWidget(self.sort_date_desc_btn)
    
81.          
    
82.         left_layout.addWidget(left_label); left_layout.addWidget(self.image_list_widget); left_layout.addLayout(top_buttons_layout)
    
83.         line = QFrame(); line.setFrameShape(QFrame.HLine); line.setFrameShadow(QFrame.Sunken)
    
84.         left_layout.addWidget(line); left_layout.addLayout(sort_buttons_layout)
    
85.          
    
86.         center_layout = QVBoxLayout(); preview_label_title = QLabel('<h3>图片预览</h3>'); self.preview_label = QLabel('请先在左侧选择一张图片'); self.preview_label.setAlignment(Qt.AlignCenter); self.preview_label.setFixedSize(350, 350); self.preview_label.setStyleSheet("border: 1px solid #ccc; background-color: #f0f0f0;"); center_layout.addWidget(preview_label_title); center_layout.addWidget(self.preview_label); center_layout.addStretch()
    
87.         right_layout = QVBoxLayout(); name_label = QLabel('<h3>2. 输入新名称 (每行一个)</h3>'); self.name_input = QTextEdit(); self.name_input.setPlaceholderText('新名字1\n新名字2\n新名字3\n...'); settings_label = QLabel('<h3>3. 输出设置</h3>'); format_layout = QHBoxLayout(); format_label = QLabel('输出格式:'); self.format_combo = QComboBox(); self.format_combo.addItems(['.jpg', '.png', '.bmp', '.gif', '.tiff']); format_layout.addWidget(format_label); format_layout.addWidget(self.format_combo); folder_layout = QHBoxLayout(); folder_label = QLabel('输出文件夹:'); self.output_path_line = QLineEdit(); self.output_path_line.setReadOnly(True); self.output_folder_button = QPushButton('浏览...'); self.output_folder_button.clicked.connect(self.select_output_folder); folder_layout.addWidget(folder_label); folder_layout.addWidget(self.output_path_line); folder_layout.addWidget(self.output_folder_button); self.start_button = QPushButton('开始处理'); self.start_button.setMinimumHeight(40); self.start_button.setStyleSheet("background-color: #4CAF50; color: white; font-weight: bold;"); self.start_button.clicked.connect(self.start_processing); right_layout.addWidget(name_label); right_layout.addWidget(self.name_input); right_layout.addSpacing(20); right_layout.addWidget(settings_label); right_layout.addLayout(format_layout); right_layout.addLayout(folder_layout); right_layout.addStretch(); right_layout.addWidget(self.start_button)
    
88.         main_layout.addLayout(left_layout, 2); main_layout.addLayout(center_layout, 2); main_layout.addLayout(right_layout, 2)
    
89. 
    
90.     def keyPressEvent(self, event):
    
91.         if event.key() == Qt.Key_Delete: self.delete_selected_items()
    
92.         elif event.key() == Qt.Key_Escape: self.cancel_move()
    
93.         elif event.matches(QKeySequence.Paste): self.paste_from_clipboard()
    
94.         else: super().keyPressEvent(event)
    
95. 
    
96.     def delete_selected_items(self):
    
97.         selected_items = self.image_list_widget.selectedItems()
    
98.         if not selected_items: return
    
99.         reply = QMessageBox.question(self, '确认删除', f'确定要从列表中删除这 {len(selected_items)} 个项目吗？\n(此操作不可撤销)', QMessageBox.Yes | QMessageBox.No, QMessageBox.No)
    
100.         if reply == QMessageBox.Yes:
     
101.             for item in selected_items:
     
102.                 file_path = item.data(Qt.UserRole)
     
103.                 if self.temp_dir and self.temp_dir in file_path:
     
104.                     try: os.remove(file_path)
     
105.                     except OSError as e: print(f"删除临时文件失败: {e}")
     
106.                 row = self.image_list_widget.row(item); self.image_list_widget.takeItem(row)
     
107.             self.statusBar.showMessage(f"成功删除 {len(selected_items)} 个项目。")
     
108.             if self.item_to_move in selected_items: self.item_to_move = None
     
109. 
     
110.     def handle_item_click(self, clicked_item):
     
111.         if not self.item_to_move:
     
112.             self.item_to_move = clicked_item; font = self.item_to_move.font(); font.setBold(True); self.item_to_move.setFont(font)
     
113.             self.statusBar.showMessage(f"已选择 '{os.path.basename(self.item_to_move.data(Qt.UserRole))}'。请点击目标位置以移动。")
     
114.         else:
     
115.             font = self.item_to_move.font(); font.setBold(False); self.item_to_move.setFont(font)
     
116.             if self.item_to_move is not clicked_item:
     
117.                 from_row = self.image_list_widget.row(self.item_to_move); to_row = self.image_list_widget.row(clicked_item)
     
118.                 item = self.image_list_widget.takeItem(from_row); self.image_list_widget.insertItem(to_row, item)
     
119.                 self.image_list_widget.setCurrentItem(item)
     
120.             self.item_to_move = None; self.statusBar.showMessage("移动操作完成。")
     
121. 
     
122.     def cancel_move(self):
     
123.         if self.item_to_move:
     
124.             font = self.item_to_move.font(); font.setBold(False); self.item_to_move.setFont(font)
     
125.             self.item_to_move = None; self.statusBar.showMessage("移动操作已取消。")
     
126. 
     
127.     def sort_items(self, by='name', reverse=False):
     
128.         self.cancel_move()
     
129.         item_data_list = []
     
130.         for i in range(self.image_list_widget.count()):
     
131.             item = self.image_list_widget.item(i)
     
132.             item_data_list.append((item.data(Qt.UserRole), item.text()))
     
133.         if not item_data_list: return
     
134. 
     
135.         if by == 'name': key_func = lambda data: data[1].lower()
     
136.         elif by == 'mtime': key_func = lambda data: os.path.getmtime(data[0])
     
137.         else: return
     
138. 
     
139.         item_data_list.sort(key=key_func, reverse=reverse)
     
140.         self.image_list_widget.clear()
     
141. 
     
142.         for file_path, display_text in item_data_list:
     
143.             new_item = QListWidgetItem(display_text)
     
144.             new_item.setData(Qt.UserRole, file_path)
     
145.             new_item.setIcon(QIcon(file_path))
     
146.             self.image_list_widget.addItem(new_item)
     
147.         self.statusBar.showMessage(f"列表已按 {'降序' if reverse else '升序'} 排列。")
     
148. 
     
149.     def dragEnterEvent(self, event):
     
150.         if event.mimeData().hasUrls(): event.acceptProposedAction()
     
151.         else: event.ignore()
     
152. 
     
153.     def dropEvent(self, event):
     
154.         if event.mimeData().hasUrls():
     
155.             urls = event.mimeData().urls(); self._process_file_urls(urls, "拖拽"); event.acceptProposedAction()
     
156. 
     
157.     def paste_from_clipboard(self):
     
158.         clipboard = QApplication.clipboard(); mime_data = clipboard.mimeData()
     
159.         if mime_data.hasImage(): self._paste_image_data(clipboard.image())
     
160.         elif mime_data.hasUrls(): self._process_file_urls(mime_data.urls(), "粘贴")
     
161.         else: self.statusBar.showMessage('剪贴板中没有可识别的图片或图片文件。')
     
162. 
     
163.     def _paste_image_data(self, q_image):
     
164.         if q_image.isNull(): self.statusBar.showMessage('无法获取剪贴板中的图片数据。'); return
     
165.         if self.temp_dir is None: self.temp_dir = tempfile.mkdtemp(prefix="ImageTool_")
     
166.         timestamp = int(time.time() * 1000); temp_filename = f"pasted_image_{timestamp}.png"
     
167.         temp_filepath = os.path.join(self.temp_dir, temp_filename); q_image.save(temp_filepath, 'PNG')
     
168.         self._add_image_item(temp_filepath); self.statusBar.showMessage(f'已从剪贴板粘贴图片: {temp_filename}')
     
169. 
     
170.     def _process_file_urls(self, urls, source_action="添加"):
     
171.         added_count = 0
     
172.         for url in urls:
     
173.             if url.isLocalFile():
     
174.                 file_path = url.toLocalFile()
     
175.                 if os.path.isfile(file_path) and file_path.lower().endswith(self.SUPPORTED_EXTENSIONS):
     
176.                     self._add_image_item(file_path); added_count += 1
     
177.         if added_count > 0: self.statusBar.showMessage(f'通过{source_action}添加了 {added_count} 张图片。')
     
178.         else: self.statusBar.showMessage(f'没有通过{source_action}添加有效的图片文件。')
     
179. 
     
180.     def _add_image_item(self, file_path):
     
181.         item = QListWidgetItem(os.path.basename(file_path)); item.setData(Qt.UserRole, file_path)
     
182.         item.setIcon(QIcon(file_path)); self.image_list_widget.addItem(item)
     
183.         self.image_list_widget.scrollToItem(item)
     
184. 
     
185.     def add_images(self):
     
186.         files, _ = QFileDialog.getOpenFileNames(self, "选择图片文件", "", f"Image Files (*{' *'.join(self.SUPPORTED_EXTENSIONS)})")
     
187.         if files: self._process_file_urls([QUrl.fromLocalFile(f) for f in files], "选择文件")
     
188. 
     
189.     def closeEvent(self, event):
     
190.         self.save_settings()
     
191.         if self.temp_dir and os.path.exists(self.temp_dir):
     
192.             try: shutil.rmtree(self.temp_dir)
     
193.             except Exception as e: print(f"清理临时文件夹失败: {e}")
     
194.         super(ImageBatchProcessor, self).closeEvent(event)
     
195. 
     
196.     def create_menus(self):
     
197.         menu_bar = self.menuBar(); settings_menu = menu_bar.addMenu('设置 (&S)'); font_menu = QMenu('字体大小', self); increase_font_action = QAction('增大字体 (+)', self); increase_font_action.triggered.connect(lambda: self.adjust_font_size(1)); increase_font_action.setShortcut('Ctrl++'); decrease_font_action = QAction('减小字体 (-)', self); decrease_font_action.triggered.connect(lambda: self.adjust_font_size(-1)); decrease_font_action.setShortcut('Ctrl+-'); reset_font_action = QAction('重置为默认', self); reset_font_action.triggered.connect(self.reset_font_size); reset_font_action.setShortcut('Ctrl+0'); font_menu.addAction(increase_font_action); font_menu.addAction(decrease_font_action); font_menu.addSeparator(); font_menu.addAction(reset_font_action); settings_menu.addMenu(font_menu)
     
198. 
     
199.     def adjust_font_size(self, delta):
     
200.         font = QApplication.font(); current_size = font.pointSize(); new_size = current_size + delta;
     
201.         if 5 < new_size < 30: font.setPointSize(new_size); QApplication.setFont(font); self.statusBar.showMessage(f"字体大小已设置为 {new_size}pt")
     
202. 
     
203.     def reset_font_size(self):
     
204.         font = QApplication.font(); font.setPointSize(self.DEFAULT_FONT_SIZE); QApplication.setFont(font); self.statusBar.showMessage(f"字体大小已重置为 {self.DEFAULT_FONT_SIZE}pt")
     
205. 
     
206.     def load_settings(self):
     
207.         self.statusBar.showMessage(f"从 {os.path.basename(self.config_path)} 加载配置..."); geometry = self.settings.value("geometry", self.saveGeometry()); self.restoreGeometry(geometry); state = self.settings.value("windowState", self.saveState()); self.restoreState(state); font_size = self.settings.value("fontSize", self.DEFAULT_FONT_SIZE, type=int); font = QApplication.font(); font.setPointSize(font_size); QApplication.setFont(font); self.statusBar.showMessage(f"配置已加载，当前字体: {font_size}pt")
     
208. 
     
209.     def save_settings(self):
     
210.         self.settings.setValue("geometry", self.saveGeometry()); self.settings.setValue("windowState", self.saveState()); self.settings.setValue("fontSize", QApplication.font().pointSize()); self.statusBar.showMessage(f"配置已保存到 {os.path.basename(self.config_path)}")
     
211. 
     
212.     def update_preview(self, current_item, previous_item):
     
213.         if not current_item: self.preview_label.clear(); self.preview_label.setText('请先在左侧选择一张图片'); return
     
214.         path = current_item.data(Qt.UserRole); pixmap = QPixmap(path); scaled_pixmap = pixmap.scaled(self.preview_label.size(), Qt.KeepAspectRatio, Qt.SmoothTransformation); self.preview_label.setPixmap(scaled_pixmap)
     
215. 
     
216.     def select_output_folder(self):
     
217.         folder = QFileDialog.getExistingDirectory(self, "选择输出文件夹");
     
218.         if folder: self.output_path_line.setText(folder); self.statusBar.showMessage(f'输出文件夹已选择: {folder}')
     
219. 
     
220.     def clear_all(self):
     
221.         self.cancel_move()
     
222.         if self.temp_dir and os.path.exists(self.temp_dir): shutil.rmtree(self.temp_dir); self.temp_dir = None
     
223.         self.image_list_widget.clear(); self.name_input.clear(); self.output_path_line.clear(); self.preview_label.clear(); self.preview_label.setText('请先在左侧选择一张图片'); self.statusBar.showMessage('已清空所有内容。')
     
224. 
     
225.     def start_processing(self):
     
226.         self.cancel_move()
     
227.         image_count = self.image_list_widget.count()
     
228.         if image_count == 0: QMessageBox.warning(self, '错误', '请先添加图片！'); return
     
229.         new_names = [line for line in self.name_input.toPlainText().splitlines() if line.strip()]
     
230.         if len(new_names) != image_count: QMessageBox.warning(self, '错误', f'图片数量 ({image_count}) 与新名称数量 ({len(new_names)}) 不匹配！'); return
     
231.         output_dir = self.output_path_line.text()
     
232.         if not output_dir or not os.path.isdir(output_dir): QMessageBox.warning(self, '错误', '请选择一个有效的输出文件夹！'); return
     
233.         output_format = self.format_combo.currentText(); processed_count = 0
     
234.         for i in range(image_count):
     
235.             try:
     
236.                 item = self.image_list_widget.item(i); original_path = item.data(Qt.UserRole); new_name_base = new_names[i]; new_filename = f"{new_name_base}{output_format}"; new_filepath = os.path.join(output_dir, new_filename); self.statusBar.showMessage(f'正在处理: {os.path.basename(original_path)} -> {new_filename}')
     
237.                 with Image.open(original_path) as img:
     
238.                     if img.mode in ('RGBA', 'P') and output_format.lower() in ['.jpg', '.jpeg']: img = img.convert('RGB')
     
239.                     img.save(new_filepath)
     
240.             except Exception as e: QMessageBox.critical(self, '处理失败', f'处理文件 {os.path.basename(original_path)} 时发生错误:\n{str(e)}'); self.statusBar.showMessage('处理中断。'); return
     
241.             processed_count += 1
     
242.         QMessageBox.information(self, '成功', f'成功处理了 {processed_count} 张图片！\n文件已保存到: {output_dir}')
     
243. 
     
244. 
     
245. if __name__ == '__main__':
     
246.     app = QApplication(sys.argv)
     
247.     ex = ImageBatchProcessor()
     
248.     ex.show()
     
249.     sys.exit(app.exec_())

复制代码

1. import sys
   
2. import os
   
3. import time
   
4. import tempfile
   
5. import shutil
   
6. from PyQt5.QtWidgets import (
   
7.     QApplication, QMainWindow, QWidget, QVBoxLayout, QHBoxLayout,
   
8.     QPushButton, QListWidget, QListWidgetItem, QLabel, QTextEdit,
   
9.     QComboBox, QFileDialog, QLineEdit, QMessageBox, QAbstractItemView,
   
10.     QStatusBar, QAction, QMenu, QFrame
    
11. )
    
12. from PyQt5.QtGui import QPixmap, QIcon, QKeySequence, QFont
    
13. from PyQt5.QtCore import Qt, QSize, QSettings, QUrl
    
14. 
    
15. from PIL import Image
    
16. 
    
17. APP_ICON_PATH = 'icon.png'
    
18. 
    
19. class ImageBatchProcessor(QMainWindow):
    
20.     DEFAULT_FONT_SIZE = 10
    
21.     SUPPORTED_EXTENSIONS = ('.png', '.jpg', '.jpeg', '.bmp', '.gif', '.tiff')
    
22. 
    
23.     def __init__(self):
    
24.         super().__init__()
    
25.          
    
26.         self.settings = self.init_settings()
    
27.         self.temp_dir = None
    
28.         self.item_to_move = None # 用于“点击-移动”功能的状态变量
    
29.          
    
30.         self.initUI()
    
31.         self.load_settings()
    
32.          
    
33.         self.setAcceptDrops(True)
    
34. 
    
35.     def init_settings(self):
    
36.         config_file_name = 'config.ini'
    
37.         if getattr(sys, 'frozen', False):
    
38.             application_path = os.path.dirname(sys.executable)
    
39.         else:
    
40.             application_path = os.path.dirname(os.path.abspath(__file__))
    
41.          
    
42.         self.config_path = os.path.join(application_path, config_file_name)
    
43.         return QSettings(self.config_path, QSettings.IniFormat)
    
44. 
    
45.     def initUI(self):
    
46.         self.setWindowTitle('批量图片重命名与格式转换工具')
    
47.         self.setGeometry(100, 100, 1000, 650)
    
48.         if os.path.exists(APP_ICON_PATH): self.setWindowIcon(QIcon(APP_ICON_PATH))
    
49.         self.create_menus()
    
50.         central_widget = QWidget()
    
51.         self.setCentralWidget(central_widget)
    
52.         main_layout = QHBoxLayout(central_widget)
    
53.         self.statusBar = QStatusBar()
    
54.         self.setStatusBar(self.statusBar)
    
55.         self.statusBar.showMessage('准备就绪。单击选择，按Delete删除，单击移动。')
    
56.          
    
57.         left_layout = QVBoxLayout()
    
58.         left_label = QLabel('<h3>1. 添加并排序图片</h3>')
    
59.         self.image_list_widget = QListWidget()
    
60.         self.image_list_widget.setDragDropMode(QAbstractItemView.NoDragDrop)
    
61.         self.image_list_widget.setSelectionMode(QAbstractItemView.ExtendedSelection)
    
62.         self.image_list_widget.itemClicked.connect(self.handle_item_click)
    
63.         self.image_list_widget.currentItemChanged.connect(self.update_preview)
    
64.         self.image_list_widget.setIconSize(QSize(64, 64))
    
65.          
    
66.         top_buttons_layout = QHBoxLayout()
    
67.         self.add_button = QPushButton('添加图片'); self.add_button.clicked.connect(self.add_images)
    
68.         self.paste_button = QPushButton('粘贴 (Ctrl+V)'); self.paste_button.clicked.connect(self.paste_from_clipboard)
    
69.         self.clear_button = QPushButton('清空列表'); self.clear_button.clicked.connect(self.clear_all)
    
70.         top_buttons_layout.addWidget(self.add_button); top_buttons_layout.addWidget(self.paste_button); top_buttons_layout.addWidget(self.clear_button)
    
71.          
    
72.         sort_group_label = QLabel("<b>预排序:</b>")
    
73.         sort_buttons_layout = QHBoxLayout()
    
74.         self.sort_name_asc_btn = QPushButton("名称 ↑"); self.sort_name_asc_btn.clicked.connect(lambda: self.sort_items(by='name'))
    
75.         self.sort_name_desc_btn = QPushButton("名称 ↓"); self.sort_name_desc_btn.clicked.connect(lambda: self.sort_items(by='name', reverse=True))
    
76.         self.sort_date_asc_btn = QPushButton("时间 ↑"); self.sort_date_asc_btn.clicked.connect(lambda: self.sort_items(by='mtime'))
    
77.         self.sort_date_desc_btn = QPushButton("时间 ↓"); self.sort_date_desc_btn.clicked.connect(lambda: self.sort_items(by='mtime', reverse=True))
    
78.         self.sort_name_asc_btn.setToolTip("按文件名升序排列"); self.sort_name_desc_btn.setToolTip("按文件名降序排列")
    
79.         self.sort_date_asc_btn.setToolTip("按修改时间升序排列 (旧->新)"); self.sort_date_desc_btn.setToolTip("按修改时间降序排列 (新->旧)")
    
80.         sort_buttons_layout.addWidget(sort_group_label); sort_buttons_layout.addWidget(self.sort_name_asc_btn); sort_buttons_layout.addWidget(self.sort_name_desc_btn); sort_buttons_layout.addWidget(self.sort_date_asc_btn); sort_buttons_layout.addWidget(self.sort_date_desc_btn)
    
81.          
    
82.         left_layout.addWidget(left_label); left_layout.addWidget(self.image_list_widget); left_layout.addLayout(top_buttons_layout)
    
83.         line = QFrame(); line.setFrameShape(QFrame.HLine); line.setFrameShadow(QFrame.Sunken)
    
84.         left_layout.addWidget(line); left_layout.addLayout(sort_buttons_layout)
    
85.          
    
86.         center_layout = QVBoxLayout(); preview_label_title = QLabel('<h3>图片预览</h3>'); self.preview_label = QLabel('请先在左侧选择一张图片'); self.preview_label.setAlignment(Qt.AlignCenter); self.preview_label.setFixedSize(350, 350); self.preview_label.setStyleSheet("border: 1px solid #ccc; background-color: #f0f0f0;"); center_layout.addWidget(preview_label_title); center_layout.addWidget(self.preview_label); center_layout.addStretch()
    
87.         right_layout = QVBoxLayout(); name_label = QLabel('<h3>2. 输入新名称 (每行一个)</h3>'); self.name_input = QTextEdit(); self.name_input.setPlaceholderText('新名字1\n新名字2\n新名字3\n...'); settings_label = QLabel('<h3>3. 输出设置</h3>'); format_layout = QHBoxLayout(); format_label = QLabel('输出格式:'); self.format_combo = QComboBox(); self.format_combo.addItems(['.jpg', '.png', '.bmp', '.gif', '.tiff']); format_layout.addWidget(format_label); format_layout.addWidget(self.format_combo); folder_layout = QHBoxLayout(); folder_label = QLabel('输出文件夹:'); self.output_path_line = QLineEdit(); self.output_path_line.setReadOnly(True); self.output_folder_button = QPushButton('浏览...'); self.output_folder_button.clicked.connect(self.select_output_folder); folder_layout.addWidget(folder_label); folder_layout.addWidget(self.output_path_line); folder_layout.addWidget(self.output_folder_button); self.start_button = QPushButton('开始处理'); self.start_button.setMinimumHeight(40); self.start_button.setStyleSheet("background-color: #4CAF50; color: white; font-weight: bold;"); self.start_button.clicked.connect(self.start_processing); right_layout.addWidget(name_label); right_layout.addWidget(self.name_input); right_layout.addSpacing(20); right_layout.addWidget(settings_label); right_layout.addLayout(format_layout); right_layout.addLayout(folder_layout); right_layout.addStretch(); right_layout.addWidget(self.start_button)
    
88.         main_layout.addLayout(left_layout, 2); main_layout.addLayout(center_layout, 2); main_layout.addLayout(right_layout, 2)
    
89. 
    
90.     def keyPressEvent(self, event):
    
91.         if event.key() == Qt.Key_Delete: self.delete_selected_items()
    
92.         elif event.key() == Qt.Key_Escape: self.cancel_move()
    
93.         elif event.matches(QKeySequence.Paste): self.paste_from_clipboard()
    
94.         else: super().keyPressEvent(event)
    
95. 
    
96.     def delete_selected_items(self):
    
97.         selected_items = self.image_list_widget.selectedItems()
    
98.         if not selected_items: return
    
99.         reply = QMessageBox.question(self, '确认删除', f'确定要从列表中删除这 {len(selected_items)} 个项目吗？\n(此操作不可撤销)', QMessageBox.Yes | QMessageBox.No, QMessageBox.No)
    
100.         if reply == QMessageBox.Yes:
     
101.             for item in selected_items:
     
102.                 file_path = item.data(Qt.UserRole)
     
103.                 if self.temp_dir and self.temp_dir in file_path:
     
104.                     try: os.remove(file_path)
     
105.                     except OSError as e: print(f"删除临时文件失败: {e}")
     
106.                 row = self.image_list_widget.row(item); self.image_list_widget.takeItem(row)
     
107.             self.statusBar.showMessage(f"成功删除 {len(selected_items)} 个项目。")
     
108.             if self.item_to_move in selected_items: self.item_to_move = None
     
109. 
     
110.     def handle_item_click(self, clicked_item):
     
111.         if not self.item_to_move:
     
112.             self.item_to_move = clicked_item; font = self.item_to_move.font(); font.setBold(True); self.item_to_move.setFont(font)
     
113.             self.statusBar.showMessage(f"已选择 '{os.path.basename(self.item_to_move.data(Qt.UserRole))}'。请点击目标位置以移动。")
     
114.         else:
     
115.             font = self.item_to_move.font(); font.setBold(False); self.item_to_move.setFont(font)
     
116.             if self.item_to_move is not clicked_item:
     
117.                 from_row = self.image_list_widget.row(self.item_to_move); to_row = self.image_list_widget.row(clicked_item)
     
118.                 item = self.image_list_widget.takeItem(from_row); self.image_list_widget.insertItem(to_row, item)
     
119.                 self.image_list_widget.setCurrentItem(item)
     
120.             self.item_to_move = None; self.statusBar.showMessage("移动操作完成。")
     
121. 
     
122.     def cancel_move(self):
     
123.         if self.item_to_move:
     
124.             font = self.item_to_move.font(); font.setBold(False); self.item_to_move.setFont(font)
     
125.             self.item_to_move = None; self.statusBar.showMessage("移动操作已取消。")
     
126. 
     
127.     def sort_items(self, by='name', reverse=False):
     
128.         self.cancel_move()
     
129.         item_data_list = []
     
130.         for i in range(self.image_list_widget.count()):
     
131.             item = self.image_list_widget.item(i)
     
132.             item_data_list.append((item.data(Qt.UserRole), item.text()))
     
133.         if not item_data_list: return
     
134. 
     
135.         if by == 'name': key_func = lambda data: data[1].lower()
     
136.         elif by == 'mtime': key_func = lambda data: os.path.getmtime(data[0])
     
137.         else: return
     
138. 
     
139.         item_data_list.sort(key=key_func, reverse=reverse)
     
140.         self.image_list_widget.clear()
     
141. 
     
142.         for file_path, display_text in item_data_list:
     
143.             new_item = QListWidgetItem(display_text)
     
144.             new_item.setData(Qt.UserRole, file_path)
     
145.             new_item.setIcon(QIcon(file_path))
     
146.             self.image_list_widget.addItem(new_item)
     
147.         self.statusBar.showMessage(f"列表已按 {'降序' if reverse else '升序'} 排列。")
     
148. 
     
149.     def dragEnterEvent(self, event):
     
150.         if event.mimeData().hasUrls(): event.acceptProposedAction()
     
151.         else: event.ignore()
     
152. 
     
153.     def dropEvent(self, event):
     
154.         if event.mimeData().hasUrls():
     
155.             urls = event.mimeData().urls(); self._process_file_urls(urls, "拖拽"); event.acceptProposedAction()
     
156. 
     
157.     def paste_from_clipboard(self):
     
158.         clipboard = QApplication.clipboard(); mime_data = clipboard.mimeData()
     
159.         if mime_data.hasImage(): self._paste_image_data(clipboard.image())
     
160.         elif mime_data.hasUrls(): self._process_file_urls(mime_data.urls(), "粘贴")
     
161.         else: self.statusBar.showMessage('剪贴板中没有可识别的图片或图片文件。')
     
162. 
     
163.     def _paste_image_data(self, q_image):
     
164.         if q_image.isNull(): self.statusBar.showMessage('无法获取剪贴板中的图片数据。'); return
     
165.         if self.temp_dir is None: self.temp_dir = tempfile.mkdtemp(prefix="ImageTool_")
     
166.         timestamp = int(time.time() * 1000); temp_filename = f"pasted_image_{timestamp}.png"
     
167.         temp_filepath = os.path.join(self.temp_dir, temp_filename); q_image.save(temp_filepath, 'PNG')
     
168.         self._add_image_item(temp_filepath); self.statusBar.showMessage(f'已从剪贴板粘贴图片: {temp_filename}')
     
169. 
     
170.     def _process_file_urls(self, urls, source_action="添加"):
     
171.         added_count = 0
     
172.         for url in urls:
     
173.             if url.isLocalFile():
     
174.                 file_path = url.toLocalFile()
     
175.                 if os.path.isfile(file_path) and file_path.lower().endswith(self.SUPPORTED_EXTENSIONS):
     
176.                     self._add_image_item(file_path); added_count += 1
     
177.         if added_count > 0: self.statusBar.showMessage(f'通过{source_action}添加了 {added_count} 张图片。')
     
178.         else: self.statusBar.showMessage(f'没有通过{source_action}添加有效的图片文件。')
     
179. 
     
180.     def _add_image_item(self, file_path):
     
181.         item = QListWidgetItem(os.path.basename(file_path)); item.setData(Qt.UserRole, file_path)
     
182.         item.setIcon(QIcon(file_path)); self.image_list_widget.addItem(item)
     
183.         self.image_list_widget.scrollToItem(item)
     
184. 
     
185.     def add_images(self):
     
186.         files, _ = QFileDialog.getOpenFileNames(self, "选择图片文件", "", f"Image Files (*{' *'.join(self.SUPPORTED_EXTENSIONS)})")
     
187.         if files: self._process_file_urls([QUrl.fromLocalFile(f) for f in files], "选择文件")
     
188. 
     
189.     def closeEvent(self, event):
     
190.         self.save_settings()
     
191.         if self.temp_dir and os.path.exists(self.temp_dir):
     
192.             try: shutil.rmtree(self.temp_dir)
     
193.             except Exception as e: print(f"清理临时文件夹失败: {e}")
     
194.         super(ImageBatchProcessor, self).closeEvent(event)
     
195. 
     
196.     def create_menus(self):
     
197.         menu_bar = self.menuBar(); settings_menu = menu_bar.addMenu('设置 (&S)'); font_menu = QMenu('字体大小', self); increase_font_action = QAction('增大字体 (+)', self); increase_font_action.triggered.connect(lambda: self.adjust_font_size(1)); increase_font_action.setShortcut('Ctrl++'); decrease_font_action = QAction('减小字体 (-)', self); decrease_font_action.triggered.connect(lambda: self.adjust_font_size(-1)); decrease_font_action.setShortcut('Ctrl+-'); reset_font_action = QAction('重置为默认', self); reset_font_action.triggered.connect(self.reset_font_size); reset_font_action.setShortcut('Ctrl+0'); font_menu.addAction(increase_font_action); font_menu.addAction(decrease_font_action); font_menu.addSeparator(); font_menu.addAction(reset_font_action); settings_menu.addMenu(font_menu)
     
198. 
     
199.     def adjust_font_size(self, delta):
     
200.         font = QApplication.font(); current_size = font.pointSize(); new_size = current_size + delta;
     
201.         if 5 < new_size < 30: font.setPointSize(new_size); QApplication.setFont(font); self.statusBar.showMessage(f"字体大小已设置为 {new_size}pt")
     
202. 
     
203.     def reset_font_size(self):
     
204.         font = QApplication.font(); font.setPointSize(self.DEFAULT_FONT_SIZE); QApplication.setFont(font); self.statusBar.showMessage(f"字体大小已重置为 {self.DEFAULT_FONT_SIZE}pt")
     
205. 
     
206.     def load_settings(self):
     
207.         self.statusBar.showMessage(f"从 {os.path.basename(self.config_path)} 加载配置..."); geometry = self.settings.value("geometry", self.saveGeometry()); self.restoreGeometry(geometry); state = self.settings.value("windowState", self.saveState()); self.restoreState(state); font_size = self.settings.value("fontSize", self.DEFAULT_FONT_SIZE, type=int); font = QApplication.font(); font.setPointSize(font_size); QApplication.setFont(font); self.statusBar.showMessage(f"配置已加载，当前字体: {font_size}pt")
     
208. 
     
209.     def save_settings(self):
     
210.         self.settings.setValue("geometry", self.saveGeometry()); self.settings.setValue("windowState", self.saveState()); self.settings.setValue("fontSize", QApplication.font().pointSize()); self.statusBar.showMessage(f"配置已保存到 {os.path.basename(self.config_path)}")
     
211. 
     
212.     def update_preview(self, current_item, previous_item):
     
213.         if not current_item: self.preview_label.clear(); self.preview_label.setText('请先在左侧选择一张图片'); return
     
214.         path = current_item.data(Qt.UserRole); pixmap = QPixmap(path); scaled_pixmap = pixmap.scaled(self.preview_label.size(), Qt.KeepAspectRatio, Qt.SmoothTransformation); self.preview_label.setPixmap(scaled_pixmap)
     
215. 
     
216.     def select_output_folder(self):
     
217.         folder = QFileDialog.getExistingDirectory(self, "选择输出文件夹");
     
218.         if folder: self.output_path_line.setText(folder); self.statusBar.showMessage(f'输出文件夹已选择: {folder}')
     
219. 
     
220.     def clear_all(self):
     
221.         self.cancel_move()
     
222.         if self.temp_dir and os.path.exists(self.temp_dir): shutil.rmtree(self.temp_dir); self.temp_dir = None
     
223.         self.image_list_widget.clear(); self.name_input.clear(); self.output_path_line.clear(); self.preview_label.clear(); self.preview_label.setText('请先在左侧选择一张图片'); self.statusBar.showMessage('已清空所有内容。')
     
224. 
     
225.     def start_processing(self):
     
226.         self.cancel_move()
     
227.         image_count = self.image_list_widget.count()
     
228.         if image_count == 0: QMessageBox.warning(self, '错误', '请先添加图片！'); return
     
229.         new_names = [line for line in self.name_input.toPlainText().splitlines() if line.strip()]
     
230.         if len(new_names) != image_count: QMessageBox.warning(self, '错误', f'图片数量 ({image_count}) 与新名称数量 ({len(new_names)}) 不匹配！'); return
     
231.         output_dir = self.output_path_line.text()
     
232.         if not output_dir or not os.path.isdir(output_dir): QMessageBox.warning(self, '错误', '请选择一个有效的输出文件夹！'); return
     
233.         output_format = self.format_combo.currentText(); processed_count = 0
     
234.         for i in range(image_count):
     
235.             try:
     
236.                 item = self.image_list_widget.item(i); original_path = item.data(Qt.UserRole); new_name_base = new_names[i]; new_filename = f"{new_name_base}{output_format}"; new_filepath = os.path.join(output_dir, new_filename); self.statusBar.showMessage(f'正在处理: {os.path.basename(original_path)} -> {new_filename}')
     
237.                 with Image.open(original_path) as img:
     
238.                     if img.mode in ('RGBA', 'P') and output_format.lower() in ['.jpg', '.jpeg']: img = img.convert('RGB')
     
239.                     img.save(new_filepath)
     
240.             except Exception as e: QMessageBox.critical(self, '处理失败', f'处理文件 {os.path.basename(original_path)} 时发生错误:\n{str(e)}'); self.statusBar.showMessage('处理中断。'); return
     
241.             processed_count += 1
     
242.         QMessageBox.information(self, '成功', f'成功处理了 {processed_count} 张图片！\n文件已保存到: {output_dir}')
     
243. 
     
244. 
     
245. if __name__ == '__main__':
     
246.     app = QApplication(sys.argv)
     
247.     ex = ImageBatchProcessor()
     
248.     ex.show()
     
249.     sys.exit(app.exec_())

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