def setup_central_widget(self, parent: QtWidgets.QMainWindow):
"""Sets up the client's UI elements."""
if should_create_widget(self.central_tabs):
self.central_tabs = QtWidgets.QTabWidget()
self.central_tabs.setTabPosition(QtWidgets.QTabWidget.West)
self.central_tabs.setDocumentMode(True)
self.central_tabs.setMovable(True)
# Insert them
if parent.centralWidget() != self.central_tabs:
parent.setCentralWidget(self.central_tabs)
class WAtMain(CjAt, TjUtil, TgWai):
LInputFileName = jf_gi('class LInputFileName { String lu_it }')
LDo = jf_gi('class LDo { String lu_o_fn }')
def __init__(self):
super().__init__()
def create(self):
self.wn_init()
def wn_init(self):
JC_LOG.info(self.tm_wai('Initializing ...'))
self.wv_i_nop = 0
self.wu_atr_rp = jy_bf('gf_mk_atr', jy_be('CAtReversePages'), [], ':c')
self.wu_mw = QMainWindow()
self.wu_mw.setWindowTitle(GC_APP_NM)
self.wu_mw.setCentralWidget(QWidget())
self.wu_mw.resize(460, 145)
self.wu_mw.showEvent = self.showEvent
self.wu_mw.closeEvent = self.closeEvent
self.wu_cw = self.wu_mw.centralWidget()
self.wu_cw.setLayout(QGridLayout())
self.wu_lo = self.wu_cw.layout()
def nf2_new_le():
fu2_le = QLineEdit()
fu2_le.setMinimumWidth(700)
fu2_le.setAlignment(Qt.AlignLeft)
fu2_le.setReadOnly(True)
return fu2_le
def nf2_ui_add_input(x_row):
fv2_row = x_row
self.wu_lb_i_pn = QLabel('Input path')
self.wu_le_i_pn = nf2_new_le()
self.wu_le_i_pn.setText(GC_DESKTOP_PN)
self.wu_pb_i_fn = QPushButton('…')
self.wu_pb_i_fn.setMaximumWidth(25)
self.wu_lb_i_bn = QLabel('Input base name')
self.wu_le_i_bn = nf2_new_le()
self.wu_lb_i_nfo = QLabel('Input file info')
self.wu_le_i_nfo = nf2_new_le()
self.wu_lo.addWidget(self.wu_lb_i_pn, fv2_row, 0, 1, 1,
Qt.AlignRight)
self.wu_lo.addWidget(self.wu_le_i_pn, fv2_row, 1, 1, 3)
self.wu_lo.addWidget(self.wu_pb_i_fn, fv2_row, 4, 2, 1)
fv2_row += 1
self.wu_lo.addWidget(self.wu_lb_i_bn, fv2_row, 0, 1, 1,
Qt.AlignRight)
self.wu_lo.addWidget(self.wu_le_i_bn, fv2_row, 1, 1, 3)
fv2_row += 1
self.wu_lo.addWidget(self.wu_lb_i_nfo, fv2_row, 0, 1, 1,
Qt.AlignRight)
self.wu_lo.addWidget(self.wu_le_i_nfo, fv2_row, 1, 1, -1)
return fv2_row
def nf2_ui_add_hor_ln(x_row):
fv2_row = x_row
fu2_fm = QFrame()
fu2_fm.setGeometry(QRect(1, 1, 1, 1))
fu2_fm.setFrameShape(QFrame.HLine)
fu2_fm.setFrameShadow(QFrame.Sunken)
self.wu_lo.addWidget(fu2_fm, fv2_row, 0, 1, -1)
return fv2_row
def nf2_ui_add_output(x_row):
fv2_row = x_row
self.wu_lb_o_pn = QLabel('Output path')
self.wu_le_o_pn = nf2_new_le()
self.wu_le_o_pn.setText(gf_pj(GC_DOWNLOAD_PN, 'TMPS'))
self.wu_lo.addWidget(self.wu_lb_o_pn, fv2_row, 0, 1, 1,
Qt.AlignRight)
self.wu_lo.addWidget(self.wu_le_o_pn, fv2_row, 1, 1, -1)
self.wu_lb_o_bn = QLabel('Output base name')
self.wu_le_o_bn = nf2_new_le()
self.wu_lb_o_nfo = QLabel('Output file info')
self.wu_le_o_nfo = nf2_new_le()
fv2_row += 1
self.wu_lo.addWidget(self.wu_lb_o_bn, fv2_row, 0, 1, 1,
Qt.AlignRight)
self.wu_lo.addWidget(self.wu_le_o_bn, fv2_row, 1, 1, -1)
fv2_row += 1
self.wu_lo.addWidget(self.wu_lb_o_nfo, fv2_row, 0, 1, 1,
Qt.AlignRight)
self.wu_lo.addWidget(self.wu_le_o_nfo, fv2_row, 1, 1, -1)
return fv2_row
def nf2_ui_add_process(x_row):
fv2_row = x_row
self.wu_lb_process = QLabel('Process')
self.wu_pgb = QProgressBar()
self.wu_pgb.setMinimum(0)
self.wu_pgb.setAlignment(Qt.AlignCenter)
self.wu_pb_do = QPushButton('Do')
self.wu_pb_do.setMaximumWidth(80)
self.wu_pb_do.setEnabled(False)
self.wu_te_log = QTextEdit()
self.wu_te_log.setFont(
QFontDatabase.systemFont(QFontDatabase.FixedFont))
self.wu_te_log.setReadOnly(True)
self.wu_te_log.setWordWrapMode(QTextOption.NoWrap)
self.wu_te_log.setMinimumHeight(250)
self.wu_lo.addWidget(self.wu_lb_process, fv2_row, 0, 1, 1,
Qt.AlignRight)
self.wu_lo.addWidget(self.wu_pgb, fv2_row, 1, 1, 2)
self.wu_lo.addWidget(self.wu_pb_do, fv2_row, 3, 1, -1,
Qt.AlignCenter)
fv2_row += 1
self.wu_lo.addWidget(self.wu_te_log, fv2_row, 1, 1, -1)
return fv2_row
nv_row = 0
nv_row = nf2_ui_add_input(nv_row) + 1
nv_row = nf2_ui_add_hor_ln(nv_row) + 1
nv_row = nf2_ui_add_output(nv_row) + 1
nv_row = nf2_ui_add_hor_ln(nv_row) + 1
nv_row = nf2_ui_add_process(nv_row) + 1
self.wu_lo.setColumnStretch(1, 1)
self.wu_pb_i_fn.clicked.connect(self.won_pb_i_fn_clicked)
self.wu_pb_do.clicked.connect(self.won_pb_do_clicked)
def pp2_move_center(x2_w):
pu2_cp = QDesktopWidget().availableGeometry().center()
pu2_fg = x2_w.frameGeometry()
pu2_fg.moveCenter(pu2_cp)
x2_w.move(pu2_fg.topLeft())
self.wu_mw.show()
self.wu_mw.raise_()
pp2_move_center(self.wu_mw)
def receive(self, x_letter, x_atr_sender):
nu_java_nm = x_letter.java_name
JC_LOG.debug(self.tm_wai(f'Received {nu_java_nm}'))
if (nu_java_nm == 'LInputFileNumberOfPages'):
self.wv_i_nop = x_letter.getProperty('lu_it')
self.wn_log_info(
f"Total pages of the requested file => {self.wv_i_nop:,d}")
self.wu_le_i_nfo.setText(f'{self.wv_i_nop:,d} page(s)')
self.wn_set_output_fn()
elif (nu_java_nm == 'LSoFar'):
bu2_so_far = x_letter.getProperty('lu_it')
self.wu_pgb.setValue(bu2_so_far)
elif (nu_java_nm == 'LDone'):
self.wn_log_info(
'Done processing => elapsed {} ...'.format(datetime.now() -
self.wv_st))
self.wn_set_enabled(True)
def won_pb_i_fn_clicked(self):
def np2_do():
pu2_i_fn = QFileDialog.getOpenFileName(self.wu_mw,
'Select PDF file',
self.wu_le_i_pn.text(),
'PDF file (*.pdf)')[0]
if not gf_if(pu2_i_fn): return
self.wn_log_clear()
self.wn_log_info(f'Requested file => {pu2_i_fn}')
self.wu_pgb.setValue(0)
self.wu_le_i_pn.setText(gf_pn(pu2_i_fn))
self.wu_le_i_bn.setText(gf_bn(pu2_i_fn))
self.wn_log_info('Sending input file name ...')
self.tell(self.wu_atr_rp, self.LInputFileName(pu2_i_fn))
try:
np2_do()
except:
gp_log_exception(self.wn_log_error, 'Following error occurs !!!',
gf_exception_to_list(), 30)
self.wn_log_error('Check your PDF file or this program logic !!!')
def wn_set_output_fn(self):
nu_o_nop = self.wv_i_nop
self.wu_le_o_bn.setText(
f'{ gf_jn ( self.wu_le_i_bn .text () ) }-(ReversePages)-{nu_o_nop:d}-page(s).pdf'
)
self.wu_le_o_nfo.setText(f'{nu_o_nop:,d} pages')
self.wu_pb_do.setEnabled(True)
def wn_set_enabled(self, x_bool):
for bu4_w in [self.wu_pb_i_fn, self.wu_pb_do]:
bu4_w.setEnabled(x_bool)
def won_pb_do_clicked(self):
self.wv_st = datetime.now()
nv_cancelled = False
gp_log_header(self.wn_log_info, 'Start processing ...', 23)
def np2_do():
self.wn_set_enabled(False)
pu2_o_fn = gf_pj(self.wu_le_o_pn.text(), self.wu_le_o_bn.text())
self.wn_log_info(f'Output path => { gf_pn (pu2_o_fn) }')
self.wn_log_info(f'Base name to generate => { gf_bn (pu2_o_fn) }')
if gf_if(pu2_o_fn):
self.wn_log_warning(
f'Oputput file already exist in { gf_pn (pu2_o_fn) }')
bu3_overwrite = QMessageBox.question(self.wu_mw, GC_APP_NM,
'Overwrite ?')
if bu3_overwrite == QMessageBox.No:
nonlocal nv_cancelled
nv_cancelled = True
return
JC_LOG.info('Make output path if not exist ...')
gp_mp(gf_pn(pu2_o_fn))
pu2_i_nop = self.wv_i_nop
JC_LOG.info(f'Initializing progress bar ...')
self.wu_pgb.setValue(0)
self.wu_pgb.setMaximum(pu2_i_nop)
self.wn_log_info('Opening output file ...')
self.wn_log_info(
'Writing output file ( may take a long time ) ...')
self.tell(self.wu_atr_rp, self.LDo(pu2_o_fn))
try:
np2_do()
except:
gp_log_exception(self.wn_log_error, 'Following error occurs !!!',
gf_exception_to_list(), 30)
self.wn_log_error('Check your PDF file or this program logic !!!')
else:
if nv_cancelled:
self.wn_log_warning('Cancelled by user !!!')
self.wn_set_enabled(True)
def wn_log_clear(self):
self.wu_te_log.clear()
def wn_log_info(self, x_msg):
JC_LOG.info(x_msg)
self.wu_te_log.append(
f"<font color=black>[I] { self. wm_2_html (x_msg) }</font>")
def wn_log_warning(self, x_msg):
JC_LOG.warning(x_msg)
self.wu_te_log.append(
f"<font color=magenta>[W] { self. wm_2_html (x_msg) }</font>")
def wn_log_error(self, x_msg):
JC_LOG.error(x_msg)
self.wu_te_log.append(
f"<font color=red>[E] { self. wm_2_html (x_msg) }</font>")
def wm_2_html(self, x_msg):
nv_msg = re.sub(r'(?:\r\n|\r|\n)', '<br>', x_msg)
return nv_msg.replace(' ', ' ')
def showEvent(self, x_ev):
JC_LOG.info(self.tm_wai('Qt Widget shown ...'))
def closeEvent(self, x_ev):
JC_LOG.info(self.tm_wai('About to quit ...'))
jp_request_exit(GC_EC_SUCCESS)
