def _init_ui(self):
"""Initializes the UI"""
logging.debug('Initializing AboutDialog defaults')
self.grid = QGridLayout()
self.grid.setSpacing(10)
self.label_empty = QLabel(' ')
self.label_author = QLabel(translate('GUI.ABOUT.LABEL.AUTHOR'))
self.label_author.setFont(self.font_label)
self.label_author_val = QLabel(app_conf_get('author'))
self.label_copyright = QLabel(translate('GUI.ABOUT.LABEL.COPYRIGHT'))
self.label_copyright.setFont(self.font_label)
self.label_copyright_val = QLabel(app_conf_get('copyright'))
self.label_version = QLabel(translate('GUI.ABOUT.LABEL.VERSION'))
self.label_version.setFont(self.font_label)
self.label_version_val = QLabel(app_conf_get('version'))
self.label_build = QLabel(translate('GUI.ABOUT.LABEL.BUILD'))
self.label_build.setFont(self.font_label)
self.label_build_val = QLabel(app_conf_get('build'))
if app_conf_get('img_logo_app') is not None:
self.label_img = QLabel()
self.label_img.setPixmap(
app_conf_get('img_logo_app').scaled(280, 80,
Qt.KeepAspectRatio,
Qt.SmoothTransformation))
curr_gridid = 1
self.grid.addWidget(self.label_img, curr_gridid, 1, 1, 2)
curr_gridid += 1
self.grid.addWidget(self.label_empty, curr_gridid, 0, 1, 3)
else:
curr_gridid = 0
curr_gridid += 1
self.grid.addWidget(self.label_author, curr_gridid, 0)
self.grid.addWidget(self.label_author_val, curr_gridid, 1, 1, 3)
curr_gridid += 1
self.grid.addWidget(self.label_copyright, curr_gridid, 0)
self.grid.addWidget(self.label_copyright_val, curr_gridid, 1, 1, 3)
curr_gridid += 1
self.grid.addWidget(self.label_version, curr_gridid, 0)
self.grid.addWidget(self.label_version_val, curr_gridid, 1, 1, 3)
curr_gridid += 1
self.grid.addWidget(self.label_build, curr_gridid, 0)
self.grid.addWidget(self.label_build_val, curr_gridid, 1, 1, 3)
self.setLayout(self.grid)
def _select_output_dir(self):
"""Selects an output directory"""
logging.debug('Selecting output directory')
self.log(translate('GUI.MAIN.LOG.SELECT_OUTPUT_DIR'))
dirname = QFileDialog.getExistingDirectory(self, "Select Directory")
if dirname:
self.log(
translate('GUI.MAIN.LOG.SELECT_OUTPUT_DIR_SUCCESS').format(
dirname))
logging.debug('Selected output directory: "{}"'.format(dirname))
self.output_dir = dirname
self.edit_output_dir.setText(self.output_dir)
else:
self.log(translate('GUI.MAIN.LOG.SELECT_OUTPUT_DIR_CANCEL'))
logging.debug('Cancelled selecting output directory')
def _select_images(self):
"""Selects images"""
logging.debug('Selecting images')
self.log(translate('GUI.MAIN.LOG.SELECT_IMAGES'))
filter_mask = 'Image Files (*.jpeg *.jpg *.png)'
filenames = QFileDialog.getOpenFileNames(
self, translate('GUI.MAIN.DIALOG.SELECT'), './', filter_mask)[0]
if filenames:
self.log(
translate('GUI.MAIN.LOG.SELECT_IMAGES_SUCCESS').format(
len(filenames)))
for fname in filenames:
logging.debug('Selected file name: "{}"'.format(fname))
self._add_to_list(fname)
else:
self.log(translate('GUI.MAIN.LOG.SELECT_IMAGES_CANCEL').format(0))
logging.debug('Cancelled selecting files')
def _callback_processing_finished(self, img_processed, img_cnt):
"""The processing callback, on finished
:param img_processed: Number of processed images
:param img_cnt: Number of images
"""
logging.debug('Callback: Processing finished')
self.log(
translate('GUI.MAIN.LOG.DONE_PROCESSING').format(
img_processed, img_cnt))
self._reset_enabled()
def init_ui(self):
"""Initiates about dialog UI"""
logging.debug('Initializing AboutDialog GUI')
self.setWindowTitle(translate('GUI.ABOUT.TITLE'))
self.resize(450, 250)
self.font_label = QFont()
self.font_label.setBold(True)
self.font_label.setPointSize(10)
self._center()
self._init_ui()
def _init_menu(self):
"""Initializes the menu bar"""
logging.debug('Initializing the menu bar')
if platform.uname().system.startswith('Darw'):
logging.debug('Platform is Mac OS')
self.menu_bar = QMenuBar()
else:
logging.debug('Platform is not Mac OS')
self.menu_bar = self.menuBar()
menu_application = self.menu_bar.addMenu(
translate('GUI.MAIN.MENU.APPNAME'))
action_about = QAction(translate('GUI.MAIN.MENU.ITEM.ABOUT'), self)
action_about.setShortcut('Ctrl+A')
action_about.triggered.connect(self._show_about_dialog)
action_quit = QAction(translate('GUI.MAIN.MENU.ITEM.QUIT'), self)
action_quit.setShortcut('Ctrl+Q')
action_quit.triggered.connect(self._quit_application)
menu_application.addAction(action_about)
menu_application.addAction(action_quit)
def init_ui(self):
"""Initiates application UI"""
logging.debug('Initializing MainWindow GUI')
self._init_menu()
self.setWindowTitle(translate('GUI.MAIN.WINDOW.TITLE'))
self.statusbar = self.statusBar()
self.mainwidget = MainWidget(log=self.show_message)
self.mainwidget.init_ui()
self.setCentralWidget(self.mainwidget)
self.resize(800, 500)
self._center()
self._init()
def _start_processing(self):
"""Starts processing"""
logging.debug('Start processing')
err = []
if not self.edit_image_size_height.text(
) and not self.edit_image_size_width.text():
err.append(translate('GUI.MAIN.ERROR.IMAGE_SIZE'))
if not self.output_dir:
err.append(translate('GUI.MAIN.ERROR.NO_OUTPUT_DIR_SELECTED'))
if not self.widget_list.current_images:
err.append(translate('GUI.MAIN.ERROR.NO_IMAGES_SELECTED'))
if err:
logging.debug('Errors: {}'.format(err))
msg = '<ul>'
for e in err:
msg += '<li>{}</li>'.format(e)
msg += '</ul>'
msgbox = QMessageBox()
msgbox.setIcon(QMessageBox.Critical)
msgbox.setText(translate('GUI.MAIN.ERROR.START_PROCESSING'))
msgbox.setInformativeText(msg)
msgbox.setWindowTitle(translate('GUI.MAIN.ERROR.ERROR'))
msgbox.exec_()
else:
self._disable()
try:
logging.debug('Starting processing')
self.log(translate('GUI.MAIN.LOG.START_PROCESSING'))
images = self.widget_list.current_images
width = int(self.edit_image_size_width.text()
) if self.edit_image_size_width.text() else None
height = int(self.edit_image_size_height.text()
) if self.edit_image_size_height.text() else None
outdir = self.output_dir
thread = ScalerThread(
images=images,
width=width,
height=height,
outdir=outdir,
createpdf=self.checkbox_create_pdf.isChecked())
thread.signals.scalingresult.connect(
self._callback_processing_result)
thread.signals.scalingerror.connect(
self._callback_processing_error)
thread.signals.scalingfinished.connect(
self._callback_processing_finished)
self.threadpool.start(thread)
except Exception as e:
logging.debug('Error while scaling: {}'.format(e))
self.log('GUI.MAIN.LOG.ERROR_PROCESSING')
self._reset_enabled()
def _get_scaled_img_path(self, path_img):
"""returns the image name of the scaled image
:param path_img: The image path
"""
try:
with open(path_img) as f:
fname = os.path.basename(f.name)
lindex = fname.rfind('.')
newname = fname[:lindex] + translate('SCALED_IMAGE_SUFFIX')
suffix = fname[lindex:]
logging.debug(
'Output image path: "{}"'.format(self.outdir + "/" +
newname + suffix))
return self.outdir + "/" + newname + suffix
except Exception as e:
logging.error('Error getting path for image "{}": {}'.format(
path_img, e))
return None
def __init__(self, path_img, img, widget_list, parent=None):
"""Initializes the component
:param path_img: The image path
:param img: The image name
:param widget_list: The list widget
:param parent: The parent component
"""
super(ListWidget, self).__init__(parent)
self.widget_list = widget_list
self.id = str(uuid.uuid4())
self.path_img = path_img
label = QLabel("{}".format(img))
button = QPushButton(translate('GUI.MAIN.WIDGET.REMOVE'))
button.clicked[bool].connect(self._remove)
layout = QHBoxLayout()
layout.addWidget(label)
layout.addStretch()
layout.addWidget(button)
self.setLayout(layout)
def _init(self):
"""Initializes the window"""
logging.debug('Initializing MainWindow defaults')
self.show_message(translate('GUI.MAIN.LOG.WELCOME_MESSAGE'))
def init_ui(self):
"""Initiates application UI"""
logging.debug('Initializing MainWidget GUI')
self.font_label_header = QFont()
self.font_label_header.setBold(True)
self.font_label_header.setPointSize(10)
self.font_label_info = QFont()
self.font_label_info.setBold(False)
self.font_label_info.setPointSize(9)
self.line_css = 'background-color: #c0c0c0;'
self.max_img_size_digits = 5
# Components
self.label_select_images = QLabel(translate('GUI.MAIN.LABEL.INPUT'))
self.label_select_images.setFont(self.font_label_header)
self.label_select_images.setAlignment(Qt.AlignCenter)
self.line_select_images_1 = QWidget()
self.line_select_images_1.setFixedHeight(1)
self.line_select_images_1.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Fixed)
self.line_select_images_1.setStyleSheet(self.line_css)
self.line_select_images_2 = QWidget()
self.line_select_images_2.setFixedHeight(1)
self.line_select_images_2.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Fixed)
self.line_select_images_2.setStyleSheet(self.line_css)
self.button_select_images = QPushButton(
translate('GUI.MAIN.BUTTON.SELECT_IMAGES'))
self.button_select_images.clicked[bool].connect(self._select_images)
self.components.append(self.button_select_images)
self.label_selected_images = QLabel(
translate('GUI.MAIN.LABEL.SELECTED_IMAGES'))
self.widget_list = QListWidget()
self.widget_list.current_images = []
self.label_settings = QLabel(translate('GUI.MAIN.LABEL.SETTINGS'))
self.label_settings.setFont(self.font_label_header)
self.label_settings.setAlignment(Qt.AlignCenter)
self.line_settings_1 = QWidget()
self.line_settings_1.setFixedHeight(1)
self.line_settings_1.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Fixed)
self.line_settings_1.setStyleSheet(self.line_css)
self.line_settings_2 = QWidget()
self.line_settings_2.setFixedHeight(1)
self.line_settings_2.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Fixed)
self.line_settings_2.setStyleSheet(self.line_css)
self.label_image_size = QLabel(translate('GUI.MAIN.LABEL.IMAGE_SIZE'))
self.label_image_size_width = QLabel(
translate('GUI.MAIN.LABEL.IMAGE_SIZE_WIDTH'))
self.label_image_size_times = QLabel(
translate('GUI.MAIN.LABEL.IMAGE_SIZE_TIMES'))
self.label_image_size_height = QLabel(
translate('GUI.MAIN.LABEL.IMAGE_SIZE_HEIGHT'))
self.edit_image_size_width = QLineEdit()
self.edit_image_size_width.setValidator(QIntValidator())
self.edit_image_size_width.setMaxLength(self.max_img_size_digits)
self.edit_image_size_width.setText('')
self.components.append(self.edit_image_size_width)
self.edit_image_size_height = QLineEdit()
self.edit_image_size_height.setValidator(QIntValidator())
self.edit_image_size_height.setMaxLength(self.max_img_size_digits)
self.edit_image_size_height.setText('')
self.components.append(self.edit_image_size_height)
self.label_image_size_info = QLabel(
translate('GUI.MAIN.LABEL.IMAGE_SIZE_INFO'))
self.label_image_size_info.setFont(self.font_label_info)
self.label_output_dir = QLabel(translate('GUI.MAIN.LABEL.OUTPUT_DIR'))
self.edit_output_dir = QLineEdit()
self.edit_output_dir.setText(self.output_dir)
self.edit_output_dir.setEnabled(False)
self.button_output_dir = QPushButton(
translate('GUI.MAIN.BUTTON.SELECT_OUTPUT_DIR'))
self.button_output_dir.clicked[bool].connect(self._select_output_dir)
self.components.append(self.button_output_dir)
self.label_pdf = QLabel(translate('GUI.MAIN.LABEL.PDF'))
self.checkbox_create_pdf = QCheckBox(
translate('GUI.MAIN.CHECKBOX.CHECKBOX_CREATE_PDF'))
self.checkbox_create_pdf.setChecked(True)
self.components.append(self.checkbox_create_pdf)
self.label_process = QLabel(translate('GUI.MAIN.LABEL.PROCESS'))
self.label_process.setFont(self.font_label_header)
self.label_process.setAlignment(Qt.AlignCenter)
self.line_process_1 = QWidget()
self.line_process_1.setFixedHeight(1)
self.line_process_1.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Fixed)
self.line_process_1.setStyleSheet(self.line_css)
self.line_process_2 = QWidget()
self.line_process_2.setFixedHeight(1)
self.line_process_2.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Fixed)
self.line_process_2.setStyleSheet(self.line_css)
self.button_process = QPushButton(translate('GUI.MAIN.BUTTON.PROCESS'))
self.button_process.clicked[bool].connect(self._start_processing)
self.components.append(self.button_process)
# Layout
self.grid = QGridLayout()
self.grid.setSpacing(10)
# self.grid.addWidget(widget, row, column, rowspan, columnspan)
curr_gridid = 1
self.grid.addWidget(self.line_select_images_1, curr_gridid, 0, 1, 4)
self.grid.addWidget(self.label_select_images, curr_gridid, 4, 1, 2)
self.grid.addWidget(self.line_select_images_2, curr_gridid, 6, 1, 4)
curr_gridid += 1
self.grid.addWidget(self.button_select_images, curr_gridid, 0, 1, 10)
curr_gridid += 1
self.grid.addWidget(self.label_selected_images, curr_gridid, 0, 1, 10)
curr_gridid += 1
self.grid.addWidget(self.widget_list, curr_gridid, 0, 1, 10)
curr_gridid += 1
self.grid.addWidget(self.line_settings_1, curr_gridid, 0, 1, 4)
self.grid.addWidget(self.label_settings, curr_gridid, 4, 1, 2)
self.grid.addWidget(self.line_settings_2, curr_gridid, 6, 1, 4)
curr_gridid += 1
self.grid.addWidget(self.label_image_size, curr_gridid, 0, 1, 1)
self.grid.addWidget(self.edit_image_size_width, curr_gridid, 1, 1, 3)
self.grid.addWidget(self.label_image_size_width, curr_gridid, 4, 1, 1)
self.grid.addWidget(self.label_image_size_times, curr_gridid, 5, 1, 1)
self.grid.addWidget(self.edit_image_size_height, curr_gridid, 6, 1, 3)
self.grid.addWidget(self.label_image_size_height, curr_gridid, 9, 1, 1)
curr_gridid += 1
self.grid.addWidget(self.label_image_size_info, curr_gridid, 1, 1, 9)
curr_gridid += 1
self.grid.addWidget(self.label_output_dir, curr_gridid, 0, 1, 1)
self.grid.addWidget(self.edit_output_dir, curr_gridid, 1, 1, 7)
self.grid.addWidget(self.button_output_dir, curr_gridid, 8, 1, 2)
curr_gridid += 1
self.grid.addWidget(self.label_pdf, curr_gridid, 0, 1, 1)
self.grid.addWidget(self.checkbox_create_pdf, curr_gridid, 1, 1, 9)
curr_gridid += 1
self.grid.addWidget(self.line_process_1, curr_gridid, 0, 1, 4)
self.grid.addWidget(self.label_process, curr_gridid, 4, 1, 2)
self.grid.addWidget(self.line_process_2, curr_gridid, 6, 1, 4)
curr_gridid += 1
self.grid.addWidget(self.button_process, curr_gridid, 0, 1, 10)
self.setLayout(self.grid)
self._reset_enabled()