def develop():
from PyQt6.QtWidgets import QApplication, QLabel
app = QApplication([])
r = RotatingIcon(icon_size=64)
l = QLabel()
l.setPixmap(r.first_frame)
r.updated.connect(l.setPixmap)
r.start()
l.show()
app.exec()
import sys
from PyQt6.QtCore import Qt, QTimer
from PyQt6.QtWidgets import QApplication, QLabel
if __name__ == '__main__':
app = QApplication(sys.argv)
label = QLabel(
'<font color=red size=128><b>Hello PyQt,窗口在 10 秒后消失</b></font>')
label.show()
QTimer.singleShot(10000, app.quit)
sys.exit(app.exec())
class MainWindow(QMainWindow):
def __init__(self):
super().__init__()
self.setWindowTitle("📸 Random Image Tools V1.2 🔨")
self.image_list = []
# ToDo: Add a "rename?" flag. Like rename image files
# to store the directory path for later use
self.directory_path_name = "/"
# Set up the layouts
layer_one = QHBoxLayout() # Select a folder, selected directory
layer_one_and_a_half = QHBoxLayout() # Selected directory contents
layer_two = QHBoxLayout() # Second line of buttons
layer_two_vertical_one = QVBoxLayout() # Store the first column w/checkbox and "Convert"
layer_two_vertical_two = QVBoxLayout() # Store the second column w/checkbox and "Open in File Browser"
layer_three = QHBoxLayout() # Conversion process state
vertical_layout_parent = QVBoxLayout()
# Parent widget
widget = QWidget()
# Displays selected directory
self.directory_label = QLabel()
self.directory_label.setText("Directory to be worked on will show here ")
self.directory_label.show()
# Displays "Select folder" button
self.select_a_folder_button = QPushButton()
self.select_a_folder_button.setText("Select a folder:")
self.select_a_folder_button.clicked.connect(self.select_folder_prompt)
self.select_a_folder_button.show()
# Displays the image contents of the selected folder
self.image_paths_list_widget = QListWidget()
self.image_paths_list_widget.show()
# Displays button to initiate image conversion
self.convert_to_png_button = QPushButton()
self.convert_to_png_button.setText("Convert to PNG")
self.convert_to_png_button.clicked.connect(self.convert_folder_to_png)
self.convert_to_png_button.show()
# Check boxes for "Create new folder for PNGs" and "Delete original files after converting"
self.create_new_folder_checkbox = QCheckBox()
self.create_new_folder_checkbox.setText("Create new folder to store converted PNG's?")
self.create_new_folder_checkbox.show()
self.delete_original_files_checkbox = QCheckBox()
self.delete_original_files_checkbox.setText("Delete original files after converting them to PNG?")
self.create_new_folder_checkbox.show()
# Displays button to open selected directory in the file browser
self.show_folder_button = QPushButton()
self.show_folder_button.setText("Open selected folder in file browser")
self.show_folder_button.clicked.connect(self.open_folder)
self.show_folder_button.show()
# Displays label when conversion is finished, and the corresponding progress bar
self.conversion_finished_or_error_label = QLabel()
self.conversion_finished_or_error_label.setText("👀 waiting for you to press \"Convert to PNG\" ")
# Put the find folder button and folder selected button together
layer_one.addWidget(self.select_a_folder_button)
layer_one.addWidget(self.directory_label)
# Image paths of selected folder
layer_one_and_a_half.addWidget(self.image_paths_list_widget)
# Put the convert button and open-in-finder button together
layer_two_vertical_one.addWidget(self.convert_to_png_button)
layer_two_vertical_one.addWidget(self.delete_original_files_checkbox)
layer_two.addLayout(layer_two_vertical_one)
layer_two_vertical_two.addWidget(self.show_folder_button)
layer_two_vertical_two.addWidget(self.create_new_folder_checkbox)
layer_two.addLayout(layer_two_vertical_two)
# Label and progress bar
layer_three.addWidget(self.conversion_finished_or_error_label)
layer_three.setAlignment(Qt.AlignmentFlag.AlignHCenter)
# Put the "convert to png" button beneath
vertical_layout_parent.addLayout(layer_one)
vertical_layout_parent.addLayout(layer_one_and_a_half)
vertical_layout_parent.addLayout(layer_two)
vertical_layout_parent.addLayout(layer_three)
widget.setLayout(vertical_layout_parent)
self.setCentralWidget(widget)
# Prompts user to select a folder, stores the given folder path and displays chosen path to user
def select_folder_prompt(self):
# Clear self.image_list and QListWidget to prepare for newly selected folder.
self.image_list.clear()
self.image_paths_list_widget.clear()
# Append a "/" otherwise it will mix the folder name and containing image file together
directory = str(QFileDialog.getExistingDirectory(self, "Select Directory")) + "/"
# Update QLabel to new directory, and store it in self for future use
self.directory_label.setText(directory)
self.directory_path_name = directory
# Update self.image_list field
image_list = self.scan_for_jpg_file_paths()
self.image_list = image_list
# Populated the QListWindow() with the update self.image_list field
self.image_paths_list_widget.addItems(self.image_list)
# Given a path name, will open it in the Folder browser app
def open_folder(self):
subprocess.call(["open", "-R", self.directory_path_name])
# Given the current state of the directory_path_name folder, will scan for image files in that folder
def scan_for_jpg_file_paths(self):
image_list = []
for root, dirs, files in os.walk(self.directory_path_name, topdown=True):
for filename in files:
if '.jpeg' or '.jpg' or '.webp' or '.gif' or '.icns' in filename:
if '.png' not in filename:
absolute_path = self.directory_path_name + filename
# Avoid adding duplicates
if absolute_path not in image_list:
image_list.append(absolute_path)
return image_list
# Given a non-empty folder path, converts all jpg images in it to png.
# Todo: Store png images in a new folder?
# ToDo: Add a "Delete images after converting?"
# ToDo: Add functionality for checkboxes
# Ok so that the QListWidget can update, I'm going to have to get the image_list before calling this function.
# In other words, image_list is a field in the MainWindow subclass, and is update after selecting the folder, and
# called before calling this function.
def convert_folder_to_png(self):
self.conversion_finished_or_error_label.setText("Converting")
# Progress bar depends on independent variable, length of image list = x
if len(self.image_list) > 0:
self.convert_images_to_png()
self.conversion_finished_or_error_label.setText("Conversion finished")
if len(self.image_list) <= 0:
self.conversion_finished_or_error_label.setText("There are no image files in this folder")
# This will be called after a folder has been selected and the "Convert to PNG" button has been pressed
def convert_images_to_png(self):
self.conversion_finished_or_error_label.setText("...")
# Convert images
# ToDo : Put the checkbox logic here
# Check if user wanted images stored in a new folder
# Check if user wanted to delete original images after conversion
# Placeholder for converted_PNG folder
user_wanted_png_in_new_folder = self.create_new_folder_checkbox.isChecked()
user_wanted_unconverted_image_deleted = self.delete_original_files_checkbox.isChecked()
converted_png_folder_name = ""
# Create folder if user wanted converted images stored in a new folder
if user_wanted_png_in_new_folder:
converted_png_folder_name = self.directory_path_name + "Converted PNG Files/"
os.mkdir(converted_png_folder_name)
for image_path in self.image_list:
# Get absolute path
absolute_image_path = os.path.abspath(image_path)
if ".DS_Store" not in absolute_image_path: # Mac adds .DS_Store, just a way to ignore these pesky files
unconverted_image = Image.open(absolute_image_path) # Image object
if user_wanted_png_in_new_folder:
# Get just the image name and extension
name_and_extension_of_image = extract_image_name_and_extension(absolute_image_path)
# Append image name and extension to the converted image folder path
image_path_stored_in_converted_png_folder = converted_png_folder_name + name_and_extension_of_image
# Store in converted image folder path
unconverted_image.save(rename_image_path_to_png(image_path_stored_in_converted_png_folder))
else:
unconverted_image.save(rename_image_path_to_png(absolute_image_path))
if user_wanted_unconverted_image_deleted:
os.remove(absolute_image_path)
