def dialog(title, text, icon, setting=None, default=None): if not getattr(settings, setting.upper()): return True check = QCheckBox() check.setText( 'Dont show this message again (can be reset via the preferences)') info = QMessageBox() info.setIcon(icon) info.setText(title) info.setInformativeText(text) info.setCheckBox(check) info.setStandardButtons(info.Cancel | info.Ok) if default == 'Cancel': info.setDefaultButton(info.Cancel) result = info.exec_() if result == info.Cancel: return False if check.isChecked(): setattr(settings, setting.upper(), False) save_settings() return True
def dialog(title, text, icon, setting=None, default=None): if not getattr(settings, setting.upper()): return True check = QCheckBox() check.setText('Dont show this message again (can be reset via the preferences)') info = QMessageBox() info.setIcon(icon) info.setText(title) info.setInformativeText(text) info.setCheckBox(check) info.setStandardButtons(info.Cancel | info.Ok) if default == 'Cancel': info.setDefaultButton(info.Cancel) result = info.exec_() if result == info.Cancel: return False if check.isChecked(): setattr(settings, setting.upper(), False) save_settings() return True
class TermsFrame(ConfigBaseFrame): def __init__(self, parent=None): super(TermsFrame, self).__init__(parent) self.setObjectName("botnet_termsframe_start") self.disable_next_on_enter = True self.widget_layout = QVBoxLayout(self) self.setLayout(self.widget_layout) self.terms = QTextEdit(self) self.terms.setReadOnly(True) self.terms.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOn) self.terms.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff) self.terms.setLineWrapMode(QTextEdit.WidgetWidth) self.terms.setWordWrapMode(QTextOption.WrapAnywhere) with open(os.path.join(sys.path[0], "../LICENSE")) as f: self.terms.setText(f.read()) self.widget_layout.addWidget(self.terms) self.accept = QCheckBox(self) self.accept.setChecked(False) self.accept.setText("Accept license") self.accept.setObjectName("license_checkbox") self.widget_layout.addWidget(self.accept) QMetaObject.connectSlotsByName(self) @Slot(bool) def on_license_checkbox_clicked(self, checked): self.set_next_enabled.emit(checked) self.disable_next_on_enter = not checked @Slot() def collect_info(self): return {"terms_accepted": self.accept.isChecked()}
def autoCloseCheckBox(self): checkbox = QCheckBox() checkbox.setText(config.thisTranslation["autoClose"]) checkbox.setToolTip(config.thisTranslation["autoCloseToolTip"]) checkbox.setChecked(config.closeControlPanelAfterRunningCommand) checkbox.stateChanged.connect( self.closeControlPanelAfterRunningCommandChanged) return checkbox
def _create_form_field(self, layout, value, path, name=None): def _atomic_set(value): local_params = self.copy_params for path_element in path[:-1]: local_params = local_params[path_element] if isinstance(name, str): local_params[path[-1]] = value else: local_params[path[-1]][name] = value if isinstance(value, bool): widget = QCheckBox() widget.setChecked(value) widget.toggled.connect(_atomic_set) self._create_form_field_layout(layout, widget, name) elif isinstance(value, str): widget = QLineEdit() widget.setText(value) widget.textChanged.connect(_atomic_set) self._create_form_field_layout(layout, widget, name) elif isinstance(value, int): widget = QSpinBox() # XXX: this could be improved surely widget.setMaximum(2000) widget.setValue(value) widget.valueChanged.connect(_atomic_set) self._create_form_field_layout(layout, widget, name) elif isinstance(value, float): widget = QDoubleSpinBox() widget.setValue(value) widget.valueChanged.connect(_atomic_set) self._create_form_field_layout(layout, widget, name) elif isinstance(value, list): if len(value) == 3 and "color" in path: widget = ColorButton() widget.setColor(value, is_int=False) widget.colorChanged.connect(_atomic_set) self._create_form_field_layout(layout, widget, name) else: widget_layout = QHBoxLayout() widget_layout.addWidget(QLabel(name)) widget_layout.setStretch(0, len(value)) for idx, element in enumerate(value): self._create_form_field(widget_layout, element, path, idx) widget_layout.setStretch(1 + idx, 1) layout.addLayout(widget_layout)
class MessageCheckBox(QMessageBox): """ A QMessageBox derived widget that includes a QCheckBox aligned to the right under the message and on top of the buttons. """ def __init__(self, *args, **kwargs): super(MessageCheckBox, self).__init__(*args, **kwargs) self.setWindowModality(Qt.NonModal) self._checkbox = QCheckBox(self) # Set layout to include checkbox size = 9 check_layout = QVBoxLayout() check_layout.addItem(QSpacerItem(size, size)) check_layout.addWidget(self._checkbox, 0, Qt.AlignRight) check_layout.addItem(QSpacerItem(size, size)) # Access the Layout of the MessageBox to add the Checkbox layout = self.layout() if PYQT5: layout.addLayout(check_layout, 1, 2) else: layout.addLayout(check_layout, 1, 1) # --- Public API # Methods to access the checkbox def is_checked(self): return self._checkbox.isChecked() def set_checked(self, value): return self._checkbox.setChecked(value) def set_check_visible(self, value): self._checkbox.setVisible(value) def is_check_visible(self): self._checkbox.isVisible() def checkbox_text(self): self._checkbox.text() def set_checkbox_text(self, text): self._checkbox.setText(text)
class MessageCheckBox(QMessageBox): """ A QMessageBox derived widget that includes a QCheckBox aligned to the right under the message and on top of the buttons. """ def __init__(self, *args, **kwargs): super(MessageCheckBox, self).__init__(*args, **kwargs) self._checkbox = QCheckBox() # Set layout to include checkbox size = 9 check_layout = QVBoxLayout() check_layout.addItem(QSpacerItem(size, size)) check_layout.addWidget(self._checkbox, 0, Qt.AlignRight) check_layout.addItem(QSpacerItem(size, size)) # Access the Layout of the MessageBox to add the Checkbox layout = self.layout() if PYQT5: layout.addLayout(check_layout, 1, 2) else: layout.addLayout(check_layout, 1, 1) # --- Public API # Methods to access the checkbox def is_checked(self): return self._checkbox.isChecked() def set_checked(self, value): return self._checkbox.setChecked(value) def set_check_visible(self, value): self._checkbox.setVisible(value) def is_check_visible(self): self._checkbox.isVisible() def checkbox_text(self): self._checkbox.text() def set_checkbox_text(self, text): self._checkbox.setText(text)
def set_check_box(self, row, col, state): """ function to add a new select checkbox to a cell in a table row won't add a new checkbox if one already exists """ # Check input assert isinstance(state, bool) # Check if cellWidget exists if self.cellWidget(row, col): # existing: just set the value self.cellWidget(row, col).setChecked(state) else: # case to add checkbox checkbox = QCheckBox() checkbox.setText('') checkbox.setChecked(state) # Adding a widget which will be inserted into the table cell # then centering the checkbox within this widget which in turn, # centers it within the table column :-) self.setCellWidget(row, col, checkbox)
def set_check_box(self, row, col, state): """ function to add a new select checkbox to a cell in a table row won't add a new checkbox if one already exists """ # Check input assert isinstance(state, bool) # Check if cellWidget exists if self.cellWidget(row, col): # existing: just set the value self.cellWidget(row, col).setChecked(state) else: # case to add checkbox checkbox = QCheckBox() checkbox.setText('') checkbox.setChecked(state) # Adding a widget which will be inserted into the table cell # then centering the checkbox within this widget which in turn, # centers it within the table column :-) self.setCellWidget(row, col, checkbox) # END-IF-ELSE return
class KernelConnectionDialog(QDialog): """Dialog to connect to existing kernels (either local or remote).""" def __init__(self, parent=None): super(KernelConnectionDialog, self).__init__(parent) self.setWindowTitle(_('Connect to an existing kernel')) main_label = QLabel(_( "<p>Please select the JSON connection file (<i>e.g.</i> " "<tt>kernel-1234.json</tt>) of the existing kernel, and enter " "the SSH information if connecting to a remote machine. " "To learn more about starting external kernels and connecting " "to them, see <a href=\"https://docs.spyder-ide.org/" "ipythonconsole.html#connect-to-an-external-kernel\">" "our documentation</a>.</p>")) main_label.setWordWrap(True) main_label.setAlignment(Qt.AlignJustify) main_label.setOpenExternalLinks(True) # Connection file cf_label = QLabel(_('Connection file:')) self.cf = QLineEdit() self.cf.setPlaceholderText(_('Kernel connection file path')) self.cf.setMinimumWidth(350) cf_open_btn = QPushButton(_('Browse')) cf_open_btn.clicked.connect(self.select_connection_file) cf_layout = QHBoxLayout() cf_layout.addWidget(cf_label) cf_layout.addWidget(self.cf) cf_layout.addWidget(cf_open_btn) # Remote kernel groupbox self.rm_group = QGroupBox(_("This is a remote kernel (via SSH)")) # SSH connection hn_label = QLabel(_('Hostname:')) self.hn = QLineEdit() pn_label = QLabel(_('Port:')) self.pn = QLineEdit() self.pn.setMaximumWidth(75) un_label = QLabel(_('Username:'******'Password:'******'SSH keyfile:')) self.pw = QLineEdit() self.pw.setEchoMode(QLineEdit.Password) self.pw_radio.toggled.connect(self.pw.setEnabled) self.kf_radio.toggled.connect(self.pw.setDisabled) self.kf = QLineEdit() kf_open_btn = QPushButton(_('Browse')) kf_open_btn.clicked.connect(self.select_ssh_key) kf_layout = QHBoxLayout() kf_layout.addWidget(self.kf) kf_layout.addWidget(kf_open_btn) kfp_label = QLabel(_('Passphase:')) self.kfp = QLineEdit() self.kfp.setPlaceholderText(_('Optional')) self.kfp.setEchoMode(QLineEdit.Password) self.kf_radio.toggled.connect(self.kf.setEnabled) self.kf_radio.toggled.connect(self.kfp.setEnabled) self.kf_radio.toggled.connect(kf_open_btn.setEnabled) self.kf_radio.toggled.connect(kfp_label.setEnabled) self.pw_radio.toggled.connect(self.kf.setDisabled) self.pw_radio.toggled.connect(self.kfp.setDisabled) self.pw_radio.toggled.connect(kf_open_btn.setDisabled) self.pw_radio.toggled.connect(kfp_label.setDisabled) # SSH layout ssh_layout = QGridLayout() ssh_layout.addWidget(hn_label, 0, 0, 1, 2) ssh_layout.addWidget(self.hn, 0, 2) ssh_layout.addWidget(pn_label, 0, 3) ssh_layout.addWidget(self.pn, 0, 4) ssh_layout.addWidget(un_label, 1, 0, 1, 2) ssh_layout.addWidget(self.un, 1, 2, 1, 3) # SSH authentication layout auth_layout = QGridLayout() auth_layout.addWidget(self.pw_radio, 1, 0) auth_layout.addWidget(pw_label, 1, 1) auth_layout.addWidget(self.pw, 1, 2) auth_layout.addWidget(self.kf_radio, 2, 0) auth_layout.addWidget(kf_label, 2, 1) auth_layout.addLayout(kf_layout, 2, 2) auth_layout.addWidget(kfp_label, 3, 1) auth_layout.addWidget(self.kfp, 3, 2) auth_group.setLayout(auth_layout) # Remote kernel layout rm_layout = QVBoxLayout() rm_layout.addLayout(ssh_layout) rm_layout.addSpacerItem(QSpacerItem(QSpacerItem(0, 8))) rm_layout.addWidget(auth_group) self.rm_group.setLayout(rm_layout) self.rm_group.setCheckable(True) self.rm_group.toggled.connect(self.pw_radio.setChecked) # Ok and Cancel buttons self.accept_btns = QDialogButtonBox( QDialogButtonBox.Ok | QDialogButtonBox.Cancel, Qt.Horizontal, self) self.accept_btns.accepted.connect(self.save_connection_settings) self.accept_btns.accepted.connect(self.accept) self.accept_btns.rejected.connect(self.reject) # Save connection settings checkbox self.save_layout = QCheckBox(self) self.save_layout.setText(_("Save connection settings")) btns_layout = QHBoxLayout() btns_layout.addWidget(self.save_layout) btns_layout.addWidget(self.accept_btns) # Dialog layout layout = QVBoxLayout(self) layout.addWidget(main_label) layout.addSpacerItem(QSpacerItem(QSpacerItem(0, 8))) layout.addLayout(cf_layout) layout.addSpacerItem(QSpacerItem(QSpacerItem(0, 12))) layout.addWidget(self.rm_group) layout.addLayout(btns_layout) self.load_connection_settings() def load_connection_settings(self): """Load the user's previously-saved kernel connection settings.""" existing_kernel = CONF.get("existing-kernel", "settings", {}) connection_file_path = existing_kernel.get("json_file_path", "") is_remote = existing_kernel.get("is_remote", False) username = existing_kernel.get("username", "") hostname = existing_kernel.get("hostname", "") port = str(existing_kernel.get("port", 22)) is_ssh_kf = existing_kernel.get("is_ssh_keyfile", False) ssh_kf = existing_kernel.get("ssh_key_file_path", "") if connection_file_path != "": self.cf.setText(connection_file_path) if username != "": self.un.setText(username) if hostname != "": self.hn.setText(hostname) if ssh_kf != "": self.kf.setText(ssh_kf) self.rm_group.setChecked(is_remote) self.pn.setText(port) self.kf_radio.setChecked(is_ssh_kf) self.pw_radio.setChecked(not is_ssh_kf) try: import keyring ssh_passphrase = keyring.get_password("spyder_remote_kernel", "ssh_key_passphrase") ssh_password = keyring.get_password("spyder_remote_kernel", "ssh_password") if ssh_passphrase: self.kfp.setText(ssh_passphrase) if ssh_password: self.pw.setText(ssh_password) except Exception: pass def save_connection_settings(self): """Save user's kernel connection settings.""" if not self.save_layout.isChecked(): return is_ssh_key = bool(self.kf_radio.isChecked()) connection_settings = { "json_file_path": self.cf.text(), "is_remote": self.rm_group.isChecked(), "username": self.un.text(), "hostname": self.hn.text(), "port": self.pn.text(), "is_ssh_keyfile": is_ssh_key, "ssh_key_file_path": self.kf.text() } CONF.set("existing-kernel", "settings", connection_settings) try: import keyring if is_ssh_key: keyring.set_password("spyder_remote_kernel", "ssh_key_passphrase", self.kfp.text()) else: keyring.set_password("spyder_remote_kernel", "ssh_password", self.pw.text()) except Exception: pass def select_connection_file(self): cf = getopenfilename(self, _('Select kernel connection file'), jupyter_runtime_dir(), '*.json;;*.*')[0] self.cf.setText(cf) def select_ssh_key(self): kf = getopenfilename(self, _('Select SSH keyfile'), get_home_dir(), '*.pem;;*')[0] self.kf.setText(kf) @staticmethod def get_connection_parameters(parent=None, dialog=None): if not dialog: dialog = KernelConnectionDialog(parent) result = dialog.exec_() is_remote = bool(dialog.rm_group.isChecked()) accepted = result == QDialog.Accepted if is_remote: def falsy_to_none(arg): return arg if arg else None if dialog.hn.text() and dialog.un.text(): port = dialog.pn.text() if dialog.pn.text() else '22' hostname = "{0}@{1}:{2}".format(dialog.un.text(), dialog.hn.text(), port) else: hostname = None if dialog.pw_radio.isChecked(): password = falsy_to_none(dialog.pw.text()) keyfile = None elif dialog.kf_radio.isChecked(): keyfile = falsy_to_none(dialog.kf.text()) password = falsy_to_none(dialog.kfp.text()) else: # imposible? keyfile = None password = None return (dialog.cf.text(), hostname, keyfile, password, accepted) else: path = dialog.cf.text() _dir, filename = osp.dirname(path), osp.basename(path) if _dir == '' and not filename.endswith('.json'): path = osp.join(jupyter_runtime_dir(), 'kernel-'+path+'.json') return (path, None, None, None, accepted)
def generate_pv_controls(self, pv_name, curve_color): """ Generate a set of widgets to manage the appearance of a curve. The set of widgets includes: 1. A checkbox which shows the curve on the chart if checked, and hide the curve if not checked 2. Two buttons -- Modify... and Remove. Modify... will bring up the Curve Settings dialog. Remove will delete the curve from the chart This set of widgets will be hidden initially, until the first curve is plotted. Parameters ---------- pv_name: str The name of the PV the current curve is being plotted for curve_color : QColor The color of the curve to paint for the checkbox label to help the user track the curve to the checkbox """ checkbox = QCheckBox() checkbox.setObjectName(pv_name) palette = checkbox.palette() palette.setColor(QPalette.Active, QPalette.WindowText, curve_color) checkbox.setPalette(palette) display_name = pv_name.split("://")[1] if len(display_name) > MAX_DISPLAY_PV_NAME_LENGTH: # Only display max allowed number of characters of the PV Name display_name = display_name[:int(MAX_DISPLAY_PV_NAME_LENGTH / 2) - 1] + "..." + \ display_name[-int(MAX_DISPLAY_PV_NAME_LENGTH / 2) + 2:] checkbox.setText(display_name) data_text = QLabel() data_text.setObjectName(pv_name) data_text.setPalette(palette) checkbox.setChecked(True) checkbox.clicked.connect( partial(self.handle_curve_chkbox_toggled, checkbox)) curve_btn_layout = QHBoxLayout() modify_curve_btn = QPushButton("Modify...") modify_curve_btn.setObjectName(pv_name) modify_curve_btn.setMaximumWidth(100) modify_curve_btn.clicked.connect( partial(self.display_curve_settings_dialog, pv_name)) focus_curve_btn = QPushButton("Focus") focus_curve_btn.setObjectName(pv_name) focus_curve_btn.setMaximumWidth(100) focus_curve_btn.clicked.connect(partial(self.focus_curve, pv_name)) annotate_curve_btn = QPushButton("Annotate...") annotate_curve_btn.setObjectName(pv_name) annotate_curve_btn.setMaximumWidth(100) annotate_curve_btn.clicked.connect( partial(self.annotate_curve, pv_name)) remove_curve_btn = QPushButton("Remove") remove_curve_btn.setObjectName(pv_name) remove_curve_btn.setMaximumWidth(100) remove_curve_btn.clicked.connect(partial(self.remove_curve, pv_name)) curve_btn_layout.addWidget(modify_curve_btn) curve_btn_layout.addWidget(focus_curve_btn) curve_btn_layout.addWidget(annotate_curve_btn) curve_btn_layout.addWidget(remove_curve_btn) individual_curve_layout = QVBoxLayout() individual_curve_layout.addWidget(checkbox) individual_curve_layout.addWidget(data_text) individual_curve_layout.addLayout(curve_btn_layout) size_policy = QSizePolicy() size_policy.setVerticalPolicy(QSizePolicy.Fixed) individual_curve_grpbx = QGroupBox() individual_curve_grpbx.setSizePolicy(size_policy) individual_curve_grpbx.setObjectName(pv_name) individual_curve_grpbx.setLayout(individual_curve_layout) self.curve_settings_layout.addWidget(individual_curve_grpbx) self.tab_panel.show()
def setupUI(self): from functools import partial from qtpy.QtCore import Qt from qtpy.QtWidgets import QHBoxLayout, QFormLayout, QSlider, QPushButton, QPlainTextEdit, QCheckBox, QComboBox from qtpy.QtWidgets import QRadioButton, QWidget, QVBoxLayout, QListView, QSpacerItem, QSizePolicy layout = QHBoxLayout() layout1 = QFormLayout() self.fontsizeslider = QSlider(Qt.Horizontal) self.fontsizeslider.setMinimum(1) self.fontsizeslider.setMaximum(12) self.fontsizeslider.setTickInterval(2) self.fontsizeslider.setSingleStep(2) self.fontsizeslider.setValue(config.presentationFontSize / 0.5) self.fontsizeslider.setToolTip(str(config.presentationFontSize)) self.fontsizeslider.valueChanged.connect( self.presentationFontSizeChanged) layout1.addRow("Font Size", self.fontsizeslider) self.changecolorbutton = QPushButton() buttonStyle = "QPushButton {0}background-color: {2}; color: {3};{1}".format( "{", "}", config.presentationColorOnDarkTheme if config.theme == "dark" else config.presentationColorOnLightTheme, "white" if config.theme == "dark" else "black") self.changecolorbutton.setStyleSheet(buttonStyle) self.changecolorbutton.setToolTip("Change Color") self.changecolorbutton.clicked.connect(self.changeColor) layout1.addRow("Font Color", self.changecolorbutton) self.marginslider = QSlider(Qt.Horizontal) self.marginslider.setMinimum(0) self.marginslider.setMaximum(200) self.marginslider.setTickInterval(50) self.marginslider.setSingleStep(50) self.marginslider.setValue(config.presentationMargin) self.marginslider.setToolTip(str(config.presentationMargin)) self.marginslider.valueChanged.connect(self.presentationMarginChanged) layout1.addRow("Margin", self.marginslider) self.verticalpositionslider = QSlider(Qt.Horizontal) self.verticalpositionslider.setMinimum(10) self.verticalpositionslider.setMaximum(90) self.verticalpositionslider.setTickInterval(10) self.verticalpositionslider.setSingleStep(10) self.verticalpositionslider.setValue( config.presentationVerticalPosition) self.verticalpositionslider.setToolTip( str(config.presentationVerticalPosition)) self.verticalpositionslider.valueChanged.connect( self.presentationVerticalPositionChanged) layout1.addRow("Vertical Position", self.verticalpositionslider) self.horizontalpositionslider = QSlider(Qt.Horizontal) self.horizontalpositionslider.setMinimum(10) self.horizontalpositionslider.setMaximum(90) self.horizontalpositionslider.setTickInterval(10) self.horizontalpositionslider.setSingleStep(10) self.horizontalpositionslider.setValue( config.presentationHorizontalPosition) self.horizontalpositionslider.setToolTip( str(config.presentationHorizontalPosition)) self.horizontalpositionslider.valueChanged.connect( self.presentationHorizontalPositionChanged) layout1.addRow("Horizontal Position", self.horizontalpositionslider) self.showBibleSelection = QRadioButton() self.showBibleSelection.setChecked(True) self.showBibleSelection.clicked.connect( lambda: self.selectRadio("bible")) layout1.addRow("Bible", self.showBibleSelection) if len(self.books) > 0: self.showHymnsSelection = QRadioButton() self.showHymnsSelection.setChecked(False) self.showHymnsSelection.clicked.connect( lambda: self.selectRadio("hymns")) layout1.addRow("Hymns", self.showHymnsSelection) # Second column layout2 = QVBoxLayout() self.bibleWidget = QWidget() self.bibleLayout = QFormLayout() checkbox = QCheckBox() checkbox.setText("") checkbox.setChecked(config.presentationParser) checkbox.stateChanged.connect(self.presentationParserChanged) checkbox.setToolTip("Parse bible verse reference in the entered text") self.bibleLayout.addRow("Bible Reference", checkbox) versionCombo = QComboBox() self.bibleVersions = self.parent.textList versionCombo.addItems(self.bibleVersions) initialIndex = 0 if config.mainText in self.bibleVersions: initialIndex = self.bibleVersions.index(config.mainText) versionCombo.setCurrentIndex(initialIndex) versionCombo.currentIndexChanged.connect(self.changeBibleVersion) self.bibleLayout.addRow("Bible Version", versionCombo) self.textEntry = QPlainTextEdit("John 3:16; Rm 5:8") self.bibleLayout.addRow(self.textEntry) button = QPushButton("Presentation") button.setToolTip("Go to Presentation") button.clicked.connect(self.goToPresentation) self.bibleLayout.addWidget(button) self.bibleLayout.addItem( QSpacerItem(20, 40, QSizePolicy.Minimum, QSizePolicy.Expanding)) self.bibleWidget.setLayout(self.bibleLayout) self.hymnWidget = QWidget() self.hymnLayout = QFormLayout() selected = 0 book = "Hymn Lyrics - English" if book in self.books: selected = self.books.index(book) self.bookList = QComboBox() self.bookList.addItems(self.books) self.bookList.setCurrentIndex(selected) self.bookList.currentIndexChanged.connect(self.selectHymnBook) self.hymnLayout.addWidget(self.bookList) self.chapterlist = QListView() self.chapterlist.clicked.connect(self.selectHymn) # self.chapterlist.selectionModel().selectionChanged.connect(self.selectHymn) self.hymnLayout.addWidget(self.chapterlist) self.buttons = [] for count in range(0, 10): hymnButton = QPushButton() hymnButton.setText(" ") hymnButton.setEnabled(False) hymnButton.clicked.connect(partial(self.selectParagraph, count)) self.hymnLayout.addWidget(hymnButton) self.buttons.append(hymnButton) self.selectHymnBook(selected) self.hymnWidget.setLayout(self.hymnLayout) self.hymnWidget.hide() layout2.addWidget(self.bibleWidget) if len(self.books) > 0: layout2.addWidget(self.hymnWidget) layout.addLayout(layout1) layout.addLayout(layout2) self.setLayout(layout)
class KernelConnectionMainDialog(QDialog): """Dialog to connect to existing kernels (either local or remote).""" def __init__(self, parent=None): super(KernelConnectionMainDialog, self).__init__(parent) self.connection_settings_list: list = [] # tmp = [ # LocalConnectionSettings(jupyter_runtime_dir(), None), # RemoteConnectionSettings(username='******', hostname='192.168.0.10', # port=22, password=None, keyfile_path='/home/sergej/.ssh/raspys_2018_03_26_rsa', # name='pi', # cmd_for_jupyter_runtime_location='cd spyder-dev; ~/.local/bin/pipenv run jupyter --runtime' # )] self.setWindowTitle(_('Connect to an existing kernel')) # Connection file cf_label = QLabel(_('Select kernel:')) self.cf = QComboBox() self.cf.setMinimumWidth(350) self.fetch_kernels_btn = QPushButton(_('Fetch kernels')) self.config_remote_kernels_btn = QPushButton(_('Configure kernel locations')) self.fetch_kernels_btn.clicked.connect(self._fetch_kernels) self.config_remote_kernels_btn.clicked.connect(self.configure_remote_kernels_dialog) cf_layout = QHBoxLayout() cf_layout.addWidget(cf_label) cf_layout.addWidget(self.cf) cf_layout.addWidget(self.fetch_kernels_btn) cf_layout.addWidget(self.config_remote_kernels_btn) # Ok and Cancel buttons self.accept_btns = QDialogButtonBox( QDialogButtonBox.Ok | QDialogButtonBox.Cancel, Qt.Horizontal, self) self.accept_btns.accepted.connect(self.save_connection_settings) self.accept_btns.accepted.connect(self.accept) self.accept_btns.rejected.connect(self.reject) # Save connection settings checkbox self.save_layout = QCheckBox(self) self.save_layout.setText(_("Save connection settings")) btns_layout = QHBoxLayout() btns_layout.addWidget(self.save_layout) btns_layout.addWidget(self.accept_btns) # Dialog layout layout = QVBoxLayout(self) layout.addSpacerItem(QSpacerItem(QSpacerItem(0, 8))) layout.addLayout(cf_layout) layout.addSpacerItem(QSpacerItem(QSpacerItem(0, 12))) layout.addLayout(btns_layout) # List with connection file paths found on the remote host self.remote_conn_file_paths = [] self.fetched_connection_files = {} self.load_connection_settings() self.fetch_thread = None def _finished_fetching_remote_files(self, conn_files_as_json): conn_files_as_dict = json.loads(conn_files_as_json) for r in conn_files_as_dict: if r["type"] == 'local': self.cf.addItem(f'Local: {r["path"]}') else: self.cf.addItem(f'Remote: {r["conn_setting_name"]} -> {r["path"]}') self.cf.setEnabled(True) self.setWindowTitle("Files fetched. Please choose a connection file.") self.fetched_connection_files = conn_files_as_dict if conn_files_as_json is None or len(conn_files_as_dict) == 0: self.accept_btns.setEnabled(False) def load_connection_settings(self): """Load the user's previously-saved kernel connection settings.""" conn_settings_jsons = CONF.get("existing-kernel", "settings", []) if len(conn_settings_jsons) > 0: for single_entry in conn_settings_jsons: self.connection_settings_list.append(connection_settings_factory(single_entry)) def save_connection_settings(self): """Save user's kernel connection settings.""" if not self.save_layout.isChecked(): return connection_settings_js = [] for cs in self.connection_settings_list: js = cs.to_json() if isinstance(cs, LocalConnectionSettings): js['type'] = 'local' elif isinstance(cs, RemoteConnectionSettings): js['type'] = 'remote' connection_settings_js.append(js) CONF.set("existing-kernel", "settings", connection_settings_js) # # try: # import keyring # if is_ssh_key: # keyring.set_password("spyder_remote_kernel", # "ssh_key_passphrase", # self.kfp.text()) # else: # keyring.set_password("spyder_remote_kernel", # "ssh_password", # self.pw.text()) # except Exception: # pass pass def select_connection_file(self): cf = getopenfilename(self, _('Select kernel connection file'), jupyter_runtime_dir(), '*.json;;*.*')[0] self.cf.setText(cf) def _fetch_kernels(self): self.fetch_thread = FetchConnectionFilesThread() self.fetch_thread.signal.connect(self._finished_fetching_remote_files) self.fetch_thread.connection_settings_list = self.connection_settings_list self.cf.setEnabled(False) self.setWindowTitle("...Fetching connection files from all configured locations...") self.fetch_thread.start() # Finally starts the thread def configure_remote_kernels_dialog(self): remote_dialog = RemoteKernelSetupDialog() remote_dialog.set_connection_configs(self.connection_settings_list) remote_dialog.exec_() self.connection_settings_list = remote_dialog.get_connection_settings() @staticmethod def get_connection_parameters(parent=None, dialog=None): if not dialog: dialog = KernelConnectionMainDialog(parent) result = dialog.exec_() accepted = result == QDialog.Accepted selected_cf_idx = dialog.cf.currentIndex() if dialog.cf.count() > 0: conn_obj = dialog.fetched_connection_files[selected_cf_idx] conn_config = conn_obj['connection_settings_obj'] if conn_obj['type'] == 'local': return conn_obj['path'], None, None, None, accepted elif conn_obj['type'] == 'remote': hostname_with_user = "******".format(conn_config['username'], conn_config['hostname'], conn_config['port']) return conn_obj['path'], hostname_with_user, conn_config['keyfile_path'], conn_config['password'], accepted
class PyDMChartingDisplay(Display): def __init__(self, parent=None, args=[], macros=None): """ Create all the widgets, including any child dialogs. Parameters ---------- parent : QWidget The parent widget of the charting display args : list The command parameters macros : str Macros to modify the UI parameters at runtime """ super(PyDMChartingDisplay, self).__init__(parent=parent, args=args, macros=macros) self.channel_map = dict() self.setWindowTitle("PyDM Charting Tool") self.main_layout = QVBoxLayout() self.body_layout = QVBoxLayout() self.pv_layout = QHBoxLayout() self.pv_name_line_edt = QLineEdit() self.pv_name_line_edt.setAcceptDrops(True) self.pv_name_line_edt.installEventFilter(self) self.pv_protocol_cmb = QComboBox() self.pv_protocol_cmb.addItems(["ca://", "archive://"]) self.pv_connect_push_btn = QPushButton("Connect") self.pv_connect_push_btn.clicked.connect(self.add_curve) self.tab_panel = QTabWidget() self.tab_panel.setMaximumWidth(450) self.curve_settings_tab = QWidget() self.chart_settings_tab = QWidget() self.charting_layout = QHBoxLayout() self.chart = PyDMTimePlot(plot_by_timestamps=False, plot_display=self) self.chart.setPlotTitle("Time Plot") self.splitter = QSplitter() self.curve_settings_layout = QVBoxLayout() self.curve_settings_layout.setAlignment(Qt.AlignTop) self.curve_settings_layout.setSizeConstraint(QLayout.SetMinAndMaxSize) self.curve_settings_layout.setSpacing(5) self.crosshair_settings_layout = QVBoxLayout() self.crosshair_settings_layout.setAlignment(Qt.AlignTop) self.crosshair_settings_layout.setSpacing(5) self.enable_crosshair_chk = QCheckBox("Enable Crosshair") self.cross_hair_coord_lbl = QLabel() self.curve_settings_inner_frame = QFrame() self.curve_settings_inner_frame.setLayout(self.curve_settings_layout) self.curve_settings_scroll = QScrollArea() self.curve_settings_scroll.setVerticalScrollBarPolicy( Qt.ScrollBarAsNeeded) self.curve_settings_scroll.setWidget(self.curve_settings_inner_frame) self.curves_tab_layout = QHBoxLayout() self.curves_tab_layout.addWidget(self.curve_settings_scroll) self.enable_crosshair_chk.setChecked(False) self.enable_crosshair_chk.clicked.connect( self.handle_enable_crosshair_checkbox_clicked) self.enable_crosshair_chk.clicked.emit(False) self.chart_settings_layout = QVBoxLayout() self.chart_settings_layout.setAlignment(Qt.AlignTop) self.chart_layout = QVBoxLayout() self.chart_panel = QWidget() self.chart_control_layout = QHBoxLayout() self.chart_control_layout.setAlignment(Qt.AlignHCenter) self.chart_control_layout.setSpacing(10) self.view_all_btn = QPushButton("View All") self.view_all_btn.clicked.connect(self.handle_view_all_button_clicked) self.view_all_btn.setEnabled(False) self.auto_scale_btn = QPushButton("Auto Scale") self.auto_scale_btn.clicked.connect(self.handle_auto_scale_btn_clicked) self.auto_scale_btn.setEnabled(False) self.reset_chart_btn = QPushButton("Reset") self.reset_chart_btn.clicked.connect( self.handle_reset_chart_btn_clicked) self.reset_chart_btn.setEnabled(False) self.resume_chart_text = "Resume" self.pause_chart_text = "Pause" self.pause_chart_btn = QPushButton(self.pause_chart_text) self.pause_chart_btn.clicked.connect( self.handle_pause_chart_btn_clicked) self.title_settings_layout = QVBoxLayout() self.title_settings_layout.setSpacing(10) self.title_settings_grpbx = QGroupBox() self.title_settings_grpbx.setFixedHeight(150) self.import_data_btn = QPushButton("Import Data...") self.import_data_btn.clicked.connect( self.handle_import_data_btn_clicked) self.export_data_btn = QPushButton("Export Data...") self.export_data_btn.clicked.connect( self.handle_export_data_btn_clicked) self.chart_title_lbl = QLabel(text="Chart Title") self.chart_title_line_edt = QLineEdit() self.chart_title_line_edt.setText(self.chart.getPlotTitle()) self.chart_title_line_edt.textChanged.connect( self.handle_title_text_changed) self.chart_change_axis_settings_btn = QPushButton( text="Change Axis Settings...") self.chart_change_axis_settings_btn.clicked.connect( self.handle_change_axis_settings_clicked) self.update_datetime_timer = QTimer(self) self.update_datetime_timer.timeout.connect( self.handle_update_datetime_timer_timeout) self.chart_sync_mode_layout = QVBoxLayout() self.chart_sync_mode_layout.setSpacing(5) self.chart_sync_mode_grpbx = QGroupBox("Data Sampling Mode") self.chart_sync_mode_grpbx.setFixedHeight(80) self.chart_sync_mode_sync_radio = QRadioButton("Synchronous") self.chart_sync_mode_async_radio = QRadioButton("Asynchronous") self.chart_sync_mode_async_radio.setChecked(True) self.graph_drawing_settings_layout = QVBoxLayout() self.chart_redraw_rate_lbl = QLabel("Redraw Rate (Hz)") self.chart_redraw_rate_spin = QSpinBox() self.chart_redraw_rate_spin.setRange(MIN_REDRAW_RATE_HZ, MAX_REDRAW_RATE_HZ) self.chart_redraw_rate_spin.setValue(DEFAULT_REDRAW_RATE_HZ) self.chart_redraw_rate_spin.valueChanged.connect( self.handle_redraw_rate_changed) self.chart_data_sampling_rate_lbl = QLabel( "Asynchronous Data Sampling Rate (Hz)") self.chart_data_async_sampling_rate_spin = QSpinBox() self.chart_data_async_sampling_rate_spin.setRange( MIN_DATA_SAMPLING_RATE_HZ, MAX_DATA_SAMPLING_RATE_HZ) self.chart_data_async_sampling_rate_spin.setValue( DEFAULT_DATA_SAMPLING_RATE_HZ) self.chart_data_async_sampling_rate_spin.valueChanged.connect( self.handle_data_sampling_rate_changed) self.chart_data_sampling_rate_lbl.hide() self.chart_data_async_sampling_rate_spin.hide() self.chart_limit_time_span_layout = QHBoxLayout() self.chart_limit_time_span_layout.setSpacing(5) self.limit_time_plan_text = "Limit Time Span" self.chart_limit_time_span_chk = QCheckBox(self.limit_time_plan_text) self.chart_limit_time_span_chk.hide() self.chart_limit_time_span_lbl = QLabel("Hours : Minutes : Seconds") self.chart_limit_time_span_hours_line_edt = QLineEdit() self.chart_limit_time_span_minutes_line_edt = QLineEdit() self.chart_limit_time_span_seconds_line_edt = QLineEdit() self.chart_limit_time_span_activate_btn = QPushButton("Apply") self.chart_limit_time_span_activate_btn.setDisabled(True) self.chart_ring_buffer_size_lbl = QLabel("Ring Buffer Size") self.chart_ring_buffer_size_edt = QLineEdit() self.chart_ring_buffer_size_edt.installEventFilter(self) self.chart_ring_buffer_size_edt.textChanged.connect( self.handle_buffer_size_changed) self.chart_ring_buffer_size_edt.setText(str(DEFAULT_BUFFER_SIZE)) self.show_legend_chk = QCheckBox("Show Legend") self.show_legend_chk.setChecked(self.chart.showLegend) self.show_legend_chk.clicked.connect( self.handle_show_legend_checkbox_clicked) self.graph_background_color_layout = QFormLayout() self.background_color_lbl = QLabel("Graph Background Color ") self.background_color_btn = QPushButton() self.background_color_btn.setStyleSheet( "background-color: " + self.chart.getBackgroundColor().name()) self.background_color_btn.setContentsMargins(10, 0, 5, 5) self.background_color_btn.setMaximumWidth(20) self.background_color_btn.clicked.connect( self.handle_background_color_button_clicked) self.axis_settings_layout = QVBoxLayout() self.axis_settings_layout.setSpacing(5) self.show_x_grid_chk = QCheckBox("Show x Grid") self.show_x_grid_chk.setChecked(self.chart.showXGrid) self.show_x_grid_chk.clicked.connect( self.handle_show_x_grid_checkbox_clicked) self.show_y_grid_chk = QCheckBox("Show y Grid") self.show_y_grid_chk.setChecked(self.chart.showYGrid) self.show_y_grid_chk.clicked.connect( self.handle_show_y_grid_checkbox_clicked) self.axis_color_lbl = QLabel("Axis and Grid Color") self.axis_color_lbl.setEnabled(False) self.axis_color_btn = QPushButton() self.axis_color_btn.setStyleSheet("background-color: " + DEFAULT_CHART_AXIS_COLOR.name()) self.axis_color_btn.setContentsMargins(10, 0, 5, 5) self.axis_color_btn.setMaximumWidth(20) self.axis_color_btn.clicked.connect( self.handle_axis_color_button_clicked) self.axis_color_btn.setEnabled(False) self.grid_opacity_lbl = QLabel("Grid Opacity") self.grid_opacity_lbl.setEnabled(False) self.grid_opacity_slr = QSlider(Qt.Horizontal) self.grid_opacity_slr.setFocusPolicy(Qt.StrongFocus) self.grid_opacity_slr.setRange(0, 10) self.grid_opacity_slr.setValue(5) self.grid_opacity_slr.setTickInterval(1) self.grid_opacity_slr.setSingleStep(1) self.grid_opacity_slr.setTickPosition(QSlider.TicksBelow) self.grid_opacity_slr.valueChanged.connect( self.handle_grid_opacity_slider_mouse_release) self.grid_opacity_slr.setEnabled(False) self.reset_chart_settings_btn = QPushButton("Reset Chart Settings") self.reset_chart_settings_btn.clicked.connect( self.handle_reset_chart_settings_btn_clicked) self.curve_checkbox_panel = QWidget() self.graph_drawing_settings_grpbx = QGroupBox() self.graph_drawing_settings_grpbx.setFixedHeight(270) self.axis_settings_grpbx = QGroupBox() self.axis_settings_grpbx.setFixedHeight(180) self.app = QApplication.instance() self.setup_ui() self.curve_settings_disp = None self.axis_settings_disp = None self.chart_data_export_disp = None self.chart_data_import_disp = None self.grid_alpha = 5 self.time_span_limit_hours = None self.time_span_limit_minutes = None self.time_span_limit_seconds = None self.data_sampling_mode = ASYNC_DATA_SAMPLING def minimumSizeHint(self): """ The minimum recommended size of the main window. """ return QSize(1490, 800) def ui_filepath(self): """ The path to the UI file created by Qt Designer, if applicable. """ # No UI file is being used return None def ui_filename(self): """ The name the UI file created by Qt Designer, if applicable. """ # No UI file is being used return None def setup_ui(self): """ Initialize the widgets and layouts. """ self.setLayout(self.main_layout) self.pv_layout.addWidget(self.pv_protocol_cmb) self.pv_layout.addWidget(self.pv_name_line_edt) self.pv_layout.addWidget(self.pv_connect_push_btn) QTimer.singleShot(0, self.pv_name_line_edt.setFocus) self.curve_settings_tab.setLayout(self.curves_tab_layout) self.chart_settings_tab.setLayout(self.chart_settings_layout) self.setup_chart_settings_layout() self.tab_panel.addTab(self.curve_settings_tab, "Curves") self.tab_panel.addTab(self.chart_settings_tab, "Chart") self.tab_panel.hide() self.crosshair_settings_layout.addWidget(self.enable_crosshair_chk) self.crosshair_settings_layout.addWidget(self.cross_hair_coord_lbl) self.chart_control_layout.addWidget(self.auto_scale_btn) self.chart_control_layout.addWidget(self.view_all_btn) self.chart_control_layout.addWidget(self.reset_chart_btn) self.chart_control_layout.addWidget(self.pause_chart_btn) self.chart_control_layout.addLayout(self.crosshair_settings_layout) self.chart_control_layout.addWidget(self.import_data_btn) self.chart_control_layout.addWidget(self.export_data_btn) self.chart_control_layout.setStretch(4, 15) self.chart_control_layout.insertSpacing(5, 350) self.chart_layout.addWidget(self.chart) self.chart_layout.addLayout(self.chart_control_layout) self.chart_panel.setLayout(self.chart_layout) self.splitter.addWidget(self.chart_panel) self.splitter.addWidget(self.tab_panel) self.splitter.setStretchFactor(0, 0) self.splitter.setStretchFactor(1, 1) self.charting_layout.addWidget(self.splitter) self.body_layout.addLayout(self.pv_layout) self.body_layout.addLayout(self.charting_layout) self.body_layout.addLayout(self.chart_control_layout) self.main_layout.addLayout(self.body_layout) self.enable_chart_control_buttons(False) def setup_chart_settings_layout(self): self.chart_sync_mode_sync_radio.toggled.connect( partial(self.handle_sync_mode_radio_toggle, self.chart_sync_mode_sync_radio)) self.chart_sync_mode_async_radio.toggled.connect( partial(self.handle_sync_mode_radio_toggle, self.chart_sync_mode_async_radio)) self.title_settings_layout.addWidget(self.chart_title_lbl) self.title_settings_layout.addWidget(self.chart_title_line_edt) self.title_settings_layout.addWidget(self.show_legend_chk) self.title_settings_layout.addWidget( self.chart_change_axis_settings_btn) self.title_settings_grpbx.setLayout(self.title_settings_layout) self.chart_settings_layout.addWidget(self.title_settings_grpbx) self.chart_sync_mode_layout.addWidget(self.chart_sync_mode_sync_radio) self.chart_sync_mode_layout.addWidget(self.chart_sync_mode_async_radio) self.chart_sync_mode_grpbx.setLayout(self.chart_sync_mode_layout) self.chart_settings_layout.addWidget(self.chart_sync_mode_grpbx) self.chart_settings_layout.addWidget(self.chart_sync_mode_grpbx) self.chart_limit_time_span_layout.addWidget( self.chart_limit_time_span_lbl) self.chart_limit_time_span_layout.addWidget( self.chart_limit_time_span_hours_line_edt) self.chart_limit_time_span_layout.addWidget( self.chart_limit_time_span_minutes_line_edt) self.chart_limit_time_span_layout.addWidget( self.chart_limit_time_span_seconds_line_edt) self.chart_limit_time_span_layout.addWidget( self.chart_limit_time_span_activate_btn) self.chart_limit_time_span_lbl.hide() self.chart_limit_time_span_hours_line_edt.hide() self.chart_limit_time_span_minutes_line_edt.hide() self.chart_limit_time_span_seconds_line_edt.hide() self.chart_limit_time_span_activate_btn.hide() self.chart_limit_time_span_hours_line_edt.textChanged.connect( self.handle_time_span_edt_text_changed) self.chart_limit_time_span_minutes_line_edt.textChanged.connect( self.handle_time_span_edt_text_changed) self.chart_limit_time_span_seconds_line_edt.textChanged.connect( self.handle_time_span_edt_text_changed) self.chart_limit_time_span_chk.clicked.connect( self.handle_limit_time_span_checkbox_clicked) self.chart_limit_time_span_activate_btn.clicked.connect( self.handle_chart_limit_time_span_activate_btn_clicked) self.chart_limit_time_span_activate_btn.installEventFilter(self) self.graph_background_color_layout.addRow(self.background_color_lbl, self.background_color_btn) self.graph_drawing_settings_layout.addLayout( self.graph_background_color_layout) self.graph_drawing_settings_layout.addWidget( self.chart_redraw_rate_lbl) self.graph_drawing_settings_layout.addWidget( self.chart_redraw_rate_spin) self.graph_drawing_settings_layout.addWidget( self.chart_data_sampling_rate_lbl) self.graph_drawing_settings_layout.addWidget( self.chart_data_async_sampling_rate_spin) self.graph_drawing_settings_layout.addWidget( self.chart_limit_time_span_chk) self.graph_drawing_settings_layout.addLayout( self.chart_limit_time_span_layout) self.graph_drawing_settings_layout.addWidget( self.chart_ring_buffer_size_lbl) self.graph_drawing_settings_layout.addWidget( self.chart_ring_buffer_size_edt) self.graph_drawing_settings_grpbx.setLayout( self.graph_drawing_settings_layout) self.axis_settings_layout.addWidget(self.show_x_grid_chk) self.axis_settings_layout.addWidget(self.show_y_grid_chk) self.axis_settings_layout.addWidget(self.axis_color_lbl) self.axis_settings_layout.addWidget(self.axis_color_btn) self.axis_settings_layout.addWidget(self.grid_opacity_lbl) self.axis_settings_layout.addWidget(self.grid_opacity_slr) self.axis_settings_grpbx.setLayout(self.axis_settings_layout) self.chart_settings_layout.addWidget(self.graph_drawing_settings_grpbx) self.chart_settings_layout.addWidget(self.axis_settings_grpbx) self.chart_settings_layout.addWidget(self.reset_chart_settings_btn) self.chart_sync_mode_async_radio.toggled.emit(True) self.update_datetime_timer.start(1000) def eventFilter(self, obj, event): """ Handle key and mouse events for any applicable widget. Parameters ---------- obj : QWidget The current widget that accepts the event event : QEvent The key or mouse event to handle Returns ------- True if the event was handled successfully; False otherwise """ if obj == self.pv_name_line_edt and event.type() == QEvent.KeyPress: if event.key() == Qt.Key_Enter or event.key() == Qt.Key_Return: self.add_curve() return True elif obj == self.chart_limit_time_span_activate_btn and event.type( ) == QEvent.KeyPress: if event.key() == Qt.Key_Enter or event.key() == Qt.Key_Return: self.handle_chart_limit_time_span_activate_btn_clicked() return True elif obj == self.chart_ring_buffer_size_edt: if event.type() == QEvent.KeyPress and (event.key() == Qt.Key_Enter or event.key() == Qt.Key_Return) or \ event.type() == QEvent.FocusOut: try: buffer_size = int(self.chart_ring_buffer_size_edt.text()) if buffer_size < MINIMUM_BUFFER_SIZE: self.chart_ring_buffer_size_edt.setText( str(MINIMUM_BUFFER_SIZE)) except ValueError: display_message_box(QMessageBox.Critical, "Invalid Values", "Only integer values are accepted.") return True return super(PyDMChartingDisplay, self).eventFilter(obj, event) def add_curve(self): """ Add a new curve to the chart. """ pv_name = self._get_full_pv_name(self.pv_name_line_edt.text()) color = random_color() for k, v in self.channel_map.items(): if color == v.color: color = random_color() self.add_y_channel(pv_name=pv_name, curve_name=pv_name, color=color) def handle_enable_crosshair_checkbox_clicked(self, is_checked): self.chart.enableCrosshair(is_checked) self.cross_hair_coord_lbl.setVisible(is_checked) def add_y_channel(self, pv_name, curve_name, color, line_style=Qt.SolidLine, line_width=2, symbol=None, symbol_size=None): if pv_name in self.channel_map: logger.error("'{0}' has already been added.".format(pv_name)) return curve = self.chart.addYChannel(y_channel=pv_name, name=curve_name, color=color, lineStyle=line_style, lineWidth=line_width, symbol=symbol, symbolSize=symbol_size) self.channel_map[pv_name] = curve self.generate_pv_controls(pv_name, color) self.enable_chart_control_buttons() self.app.establish_widget_connections(self) def generate_pv_controls(self, pv_name, curve_color): """ Generate a set of widgets to manage the appearance of a curve. The set of widgets includes: 1. A checkbox which shows the curve on the chart if checked, and hide the curve if not checked 2. Two buttons -- Modify... and Remove. Modify... will bring up the Curve Settings dialog. Remove will delete the curve from the chart This set of widgets will be hidden initially, until the first curve is plotted. Parameters ---------- pv_name: str The name of the PV the current curve is being plotted for curve_color : QColor The color of the curve to paint for the checkbox label to help the user track the curve to the checkbox """ checkbox = QCheckBox() checkbox.setObjectName(pv_name) palette = checkbox.palette() palette.setColor(QPalette.Active, QPalette.WindowText, curve_color) checkbox.setPalette(palette) display_name = pv_name.split("://")[1] if len(display_name) > MAX_DISPLAY_PV_NAME_LENGTH: # Only display max allowed number of characters of the PV Name display_name = display_name[:int(MAX_DISPLAY_PV_NAME_LENGTH / 2) - 1] + "..." + \ display_name[-int(MAX_DISPLAY_PV_NAME_LENGTH / 2) + 2:] checkbox.setText(display_name) data_text = QLabel() data_text.setObjectName(pv_name) data_text.setPalette(palette) checkbox.setChecked(True) checkbox.clicked.connect( partial(self.handle_curve_chkbox_toggled, checkbox)) curve_btn_layout = QHBoxLayout() modify_curve_btn = QPushButton("Modify...") modify_curve_btn.setObjectName(pv_name) modify_curve_btn.setMaximumWidth(100) modify_curve_btn.clicked.connect( partial(self.display_curve_settings_dialog, pv_name)) focus_curve_btn = QPushButton("Focus") focus_curve_btn.setObjectName(pv_name) focus_curve_btn.setMaximumWidth(100) focus_curve_btn.clicked.connect(partial(self.focus_curve, pv_name)) annotate_curve_btn = QPushButton("Annotate...") annotate_curve_btn.setObjectName(pv_name) annotate_curve_btn.setMaximumWidth(100) annotate_curve_btn.clicked.connect( partial(self.annotate_curve, pv_name)) remove_curve_btn = QPushButton("Remove") remove_curve_btn.setObjectName(pv_name) remove_curve_btn.setMaximumWidth(100) remove_curve_btn.clicked.connect(partial(self.remove_curve, pv_name)) curve_btn_layout.addWidget(modify_curve_btn) curve_btn_layout.addWidget(focus_curve_btn) curve_btn_layout.addWidget(annotate_curve_btn) curve_btn_layout.addWidget(remove_curve_btn) individual_curve_layout = QVBoxLayout() individual_curve_layout.addWidget(checkbox) individual_curve_layout.addWidget(data_text) individual_curve_layout.addLayout(curve_btn_layout) size_policy = QSizePolicy() size_policy.setVerticalPolicy(QSizePolicy.Fixed) individual_curve_grpbx = QGroupBox() individual_curve_grpbx.setSizePolicy(size_policy) individual_curve_grpbx.setObjectName(pv_name) individual_curve_grpbx.setLayout(individual_curve_layout) self.curve_settings_layout.addWidget(individual_curve_grpbx) self.tab_panel.show() def handle_curve_chkbox_toggled(self, checkbox): """ Handle a checkbox's checked and unchecked events. If a checkbox is checked, find the curve from the channel map. If found, re-draw the curve with its previous appearance settings. If a checkbox is unchecked, remove the curve from the chart, but keep the cached data in the channel map. Parameters ---------- checkbox : QCheckBox The current checkbox being toggled """ pv_name = self._get_full_pv_name(checkbox.text()) if checkbox.isChecked(): curve = self.channel_map.get(pv_name, None) if curve: self.chart.addLegendItem(curve, pv_name, self.show_legend_chk.isChecked()) curve.show() else: curve = self.chart.findCurve(pv_name) if curve: curve.hide() self.chart.removeLegendItem(pv_name) def display_curve_settings_dialog(self, pv_name): """ Bring up the Curve Settings dialog to modify the appearance of a curve. Parameters ---------- pv_name : str The name of the PV the curve is being plotted for """ self.curve_settings_disp = CurveSettingsDisplay(self, pv_name) self.curve_settings_disp.show() def focus_curve(self, pv_name): curve = self.chart.findCurve(pv_name) if curve: self.chart.plotItem.setYRange(curve.minY, curve.maxY, padding=0) def annotate_curve(self, pv_name): curve = self.chart.findCurve(pv_name) if curve: annot = TextItem( html= '<div style="text-align: center"><span style="color: #FFF;">This is the' '</span><br><span style="color: #FF0; font-size: 16pt;">PEAK</span></div>', anchor=(-0.3, 0.5), border='w', fill=(0, 0, 255, 100)) annot = TextItem("test", anchor=(-0.3, 0.5)) self.chart.annotateCurve(curve, annot) def remove_curve(self, pv_name): """ Remove a curve from the chart permanently. This will also clear the channel map cache from retaining the removed curve's appearance settings. Parameters ---------- pv_name : str The name of the PV the curve is being plotted for """ curve = self.chart.findCurve(pv_name) if curve: self.chart.removeYChannel(curve) del self.channel_map[pv_name] self.chart.removeLegendItem(pv_name) widgets = self.findChildren( (QCheckBox, QLabel, QPushButton, QGroupBox), pv_name) for w in widgets: w.deleteLater() if len(self.chart.getCurves()) < 1: self.enable_chart_control_buttons(False) self.show_legend_chk.setChecked(False) def handle_title_text_changed(self, new_text): self.chart.setPlotTitle(new_text) def handle_change_axis_settings_clicked(self): self.axis_settings_disp = AxisSettingsDisplay(self) self.axis_settings_disp.show() def handle_limit_time_span_checkbox_clicked(self, is_checked): self.chart_limit_time_span_lbl.setVisible(is_checked) self.chart_limit_time_span_hours_line_edt.setVisible(is_checked) self.chart_limit_time_span_minutes_line_edt.setVisible(is_checked) self.chart_limit_time_span_seconds_line_edt.setVisible(is_checked) self.chart_limit_time_span_activate_btn.setVisible(is_checked) self.chart_ring_buffer_size_lbl.setDisabled(is_checked) self.chart_ring_buffer_size_edt.setDisabled(is_checked) if not is_checked: self.chart_limit_time_span_chk.setText(self.limit_time_plan_text) def handle_time_span_edt_text_changed(self, new_text): try: self.time_span_limit_hours = int( self.chart_limit_time_span_hours_line_edt.text()) self.time_span_limit_minutes = int( self.chart_limit_time_span_minutes_line_edt.text()) self.time_span_limit_seconds = int( self.chart_limit_time_span_seconds_line_edt.text()) except ValueError as e: self.time_span_limit_hours = None self.time_span_limit_minutes = None self.time_span_limit_seconds = None if self.time_span_limit_hours is not None and self.time_span_limit_minutes is not None and \ self.time_span_limit_seconds is not None: self.chart_limit_time_span_activate_btn.setEnabled(True) else: self.chart_limit_time_span_activate_btn.setEnabled(False) def handle_chart_limit_time_span_activate_btn_clicked(self): if self.time_span_limit_hours is None or self.time_span_limit_minutes is None or \ self.time_span_limit_seconds is None: display_message_box( QMessageBox.Critical, "Invalid Values", "Hours, minutes, and seconds expect only integer values.") else: timeout_milliseconds = (self.time_span_limit_hours * 3600 + self.time_span_limit_minutes * 60 + self.time_span_limit_seconds) * 1000 self.chart.setTimeSpan(timeout_milliseconds / 1000.0) self.chart_ring_buffer_size_edt.setText( str(self.chart.getBufferSize())) def handle_buffer_size_changed(self, new_buffer_size): try: if new_buffer_size and int(new_buffer_size) > MINIMUM_BUFFER_SIZE: self.chart.setBufferSize(new_buffer_size) except ValueError: display_message_box(QMessageBox.Critical, "Invalid Values", "Only integer values are accepted.") def handle_redraw_rate_changed(self, new_redraw_rate): self.chart.maxRedrawRate = new_redraw_rate def handle_data_sampling_rate_changed(self, new_data_sampling_rate): # The chart expects the value in milliseconds sampling_rate_seconds = 1 / new_data_sampling_rate self.chart.setUpdateInterval(sampling_rate_seconds) def handle_background_color_button_clicked(self): selected_color = QColorDialog.getColor() self.chart.setBackgroundColor(selected_color) self.background_color_btn.setStyleSheet("background-color: " + selected_color.name()) def handle_axis_color_button_clicked(self): selected_color = QColorDialog.getColor() self.chart.setAxisColor(selected_color) self.axis_color_btn.setStyleSheet("background-color: " + selected_color.name()) def handle_grid_opacity_slider_mouse_release(self): self.grid_alpha = float(self.grid_opacity_slr.value()) / 10.0 self.chart.setShowXGrid(self.show_x_grid_chk.isChecked(), self.grid_alpha) self.chart.setShowYGrid(self.show_y_grid_chk.isChecked(), self.grid_alpha) def handle_show_x_grid_checkbox_clicked(self, is_checked): self.chart.setShowXGrid(is_checked, self.grid_alpha) self.axis_color_lbl.setEnabled(is_checked or self.show_y_grid_chk.isChecked()) self.axis_color_btn.setEnabled(is_checked or self.show_y_grid_chk.isChecked()) self.grid_opacity_lbl.setEnabled(is_checked or self.show_y_grid_chk.isChecked()) self.grid_opacity_slr.setEnabled(is_checked or self.show_y_grid_chk.isChecked()) def handle_show_y_grid_checkbox_clicked(self, is_checked): self.chart.setShowYGrid(is_checked, self.grid_alpha) self.axis_color_lbl.setEnabled(is_checked or self.show_x_grid_chk.isChecked()) self.axis_color_btn.setEnabled(is_checked or self.show_x_grid_chk.isChecked()) self.grid_opacity_lbl.setEnabled(is_checked or self.show_x_grid_chk.isChecked()) self.grid_opacity_slr.setEnabled(is_checked or self.show_x_grid_chk.isChecked()) def handle_show_legend_checkbox_clicked(self, is_checked): self.chart.setShowLegend(is_checked) def handle_export_data_btn_clicked(self): self.chart_data_export_disp = ChartDataExportDisplay(self) self.chart_data_export_disp.show() def handle_import_data_btn_clicked(self): open_file_info = QFileDialog.getOpenFileName(self, caption="Save File", filter="*." + IMPORT_FILE_FORMAT) open_file_name = open_file_info[0] if open_file_name: importer = SettingsImporter(self) importer.import_settings(open_file_name) def handle_sync_mode_radio_toggle(self, radio_btn): if radio_btn.isChecked(): if radio_btn.text() == "Synchronous": self.data_sampling_mode = SYNC_DATA_SAMPLING self.chart_data_sampling_rate_lbl.hide() self.chart_data_async_sampling_rate_spin.hide() self.chart.resetTimeSpan() self.chart_limit_time_span_chk.setChecked(False) self.chart_limit_time_span_chk.clicked.emit(False) self.chart_limit_time_span_chk.hide() self.graph_drawing_settings_grpbx.setFixedHeight(180) self.chart.setUpdatesAsynchronously(False) elif radio_btn.text() == "Asynchronous": self.data_sampling_mode = ASYNC_DATA_SAMPLING self.chart_data_sampling_rate_lbl.show() self.chart_data_async_sampling_rate_spin.show() self.chart_limit_time_span_chk.show() self.graph_drawing_settings_grpbx.setFixedHeight(270) self.chart.setUpdatesAsynchronously(True) self.app.establish_widget_connections(self) def handle_auto_scale_btn_clicked(self): self.chart.resetAutoRangeX() self.chart.resetAutoRangeY() def handle_view_all_button_clicked(self): self.chart.getViewBox().autoRange() def handle_pause_chart_btn_clicked(self): if self.chart.pausePlotting(): self.pause_chart_btn.setText(self.pause_chart_text) else: self.pause_chart_btn.setText(self.resume_chart_text) def handle_reset_chart_btn_clicked(self): self.chart.getViewBox().setXRange(DEFAULT_X_MIN, 0) self.chart.resetAutoRangeY() @Slot() def handle_reset_chart_settings_btn_clicked(self): self.chart_ring_buffer_size_edt.setText(str(DEFAULT_BUFFER_SIZE)) self.chart_redraw_rate_spin.setValue(DEFAULT_REDRAW_RATE_HZ) self.chart_data_async_sampling_rate_spin.setValue( DEFAULT_DATA_SAMPLING_RATE_HZ) self.chart_data_sampling_rate_lbl.hide() self.chart_data_async_sampling_rate_spin.hide() self.chart_sync_mode_async_radio.setChecked(True) self.chart_sync_mode_async_radio.toggled.emit(True) self.chart_limit_time_span_chk.setChecked(False) self.chart_limit_time_span_chk.setText(self.limit_time_plan_text) self.chart_limit_time_span_chk.clicked.emit(False) self.chart.setUpdatesAsynchronously(True) self.chart.resetTimeSpan() self.chart.resetUpdateInterval() self.chart.setBufferSize(DEFAULT_BUFFER_SIZE) self.chart.setBackgroundColor(DEFAULT_CHART_BACKGROUND_COLOR) self.background_color_btn.setStyleSheet( "background-color: " + DEFAULT_CHART_BACKGROUND_COLOR.name()) self.chart.setAxisColor(DEFAULT_CHART_AXIS_COLOR) self.axis_color_btn.setStyleSheet("background-color: " + DEFAULT_CHART_AXIS_COLOR.name()) self.grid_opacity_slr.setValue(5) self.show_x_grid_chk.setChecked(False) self.show_x_grid_chk.clicked.emit(False) self.show_y_grid_chk.setChecked(False) self.show_y_grid_chk.clicked.emit(False) self.show_legend_chk.setChecked(False) self.chart.setShowXGrid(False) self.chart.setShowYGrid(False) self.chart.setShowLegend(False) def enable_chart_control_buttons(self, enabled=True): self.auto_scale_btn.setEnabled(enabled) self.view_all_btn.setEnabled(enabled) self.reset_chart_btn.setEnabled(enabled) self.pause_chart_btn.setText(self.pause_chart_text) self.pause_chart_btn.setEnabled(enabled) self.export_data_btn.setEnabled(enabled) def _get_full_pv_name(self, pv_name): """ Append the protocol to the PV Name. Parameters ---------- pv_name : str The name of the PV the curve is being plotted for """ if pv_name and "://" not in pv_name: pv_name = ''.join([self.pv_protocol_cmb.currentText(), pv_name]) return pv_name def handle_update_datetime_timer_timeout(self): current_label = self.chart.getBottomAxisLabel() new_label = "Current Time: " + PyDMChartingDisplay.get_current_datetime( ) if X_AXIS_LABEL_SEPARATOR in current_label: current_label = current_label[current_label. find(X_AXIS_LABEL_SEPARATOR) + len(X_AXIS_LABEL_SEPARATOR):] new_label += X_AXIS_LABEL_SEPARATOR + current_label self.chart.setLabel("bottom", text=new_label) def update_curve_data(self, curve): """ Determine if the PV is active. If not, disable the related PV controls. If the PV is active, update the PV controls' states. Parameters ---------- curve : PlotItem A PlotItem, i.e. a plot, to draw on the chart. """ pv_name = curve.name() max_x = self.chart.getViewBox().viewRange()[1][0] max_y = self.chart.getViewBox().viewRange()[1][1] current_y = curve.data_buffer[1, -1] widgets = self.findChildren((QCheckBox, QLabel, QPushButton), pv_name) for w in widgets: if np.isnan(current_y): if isinstance(w, QCheckBox): w.setChecked(False) else: if isinstance(w, QCheckBox) and not w.isEnabled(): w.setChecked(True) if isinstance(w, QLabel): w.clear() w.setText( "(yMin = {0:.3f}, yMax = {1:.3f}) y = {2:.3f}".format( max_x, max_y, current_y)) w.show() w.setEnabled(not np.isnan(current_y)) if isinstance(w, QPushButton) and w.text() == "Remove": # Enable the Remove button to make removing inactive PVs possible anytime w.setEnabled(True) def show_mouse_coordinates(self, x, y): self.cross_hair_coord_lbl.clear() self.cross_hair_coord_lbl.setText("x = {0:.3f}, y = {1:.3f}".format( x, y)) @staticmethod def get_current_datetime(): current_date = datetime.datetime.now().strftime("%b %d, %Y") current_time = datetime.datetime.now().strftime("%H:%M:%S") current_datetime = current_time + ' (' + current_date + ')' return current_datetime @property def gridAlpha(self): return self.grid_alpha
class SpyderErrorDialog(QDialog): """Custom error dialog for error reporting.""" def __init__(self, parent=None): QDialog.__init__(self, parent) self.setWindowTitle(_("Spyder internal error")) self.setModal(True) # To save the traceback sent to the internal console self.error_traceback = "" # Dialog main label self.main_label = QLabel( _("""<b>Spyder has encountered an internal problem</b><hr> Before reporting it, <i>please</i> consult our comprehensive <b><a href=\"{0!s}\">Troubleshooting Guide</a></b> which should help solve most issues, and search for <b><a href=\"{1!s}\">known bugs</a></b> matching your error message or problem description for a quicker solution. <br><br> If you don't find anything, please enter a detailed step-by-step description (in English) of what led up to the problem below. Issue reports without a clear way to reproduce them will be closed.<br><br> Thanks for helping us making Spyder better for everyone! """).format(__trouble_url__, __project_url__)) self.main_label.setOpenExternalLinks(True) self.main_label.setWordWrap(True) self.main_label.setAlignment(Qt.AlignJustify) # Field to input the description of the problem self.input_description = DescriptionWidget(self) # Only allow to submit to Github if we have a long enough description self.input_description.textChanged.connect(self._description_changed) # Widget to show errors self.details = ShowErrorWidget(self) self.details.set_pythonshell_font(get_font()) self.details.hide() # Label to show missing chars self.initial_chars = len(self.input_description.toPlainText()) self.chars_label = QLabel( _("Enter at least {} " "characters").format(MIN_CHARS)) # Checkbox to dismiss future errors self.dismiss_box = QCheckBox() self.dismiss_box.setText(_("Hide all future errors this session")) # Labels layout labels_layout = QHBoxLayout() labels_layout.addWidget(self.chars_label) labels_layout.addWidget(self.dismiss_box, 0, Qt.AlignRight) # Dialog buttons self.submit_btn = QPushButton(_('Submit to Github')) self.submit_btn.setEnabled(False) self.submit_btn.clicked.connect(self._submit_to_github) self.details_btn = QPushButton(_('Show details')) self.details_btn.clicked.connect(self._show_details) self.close_btn = QPushButton(_('Close')) # Buttons layout buttons_layout = QHBoxLayout() buttons_layout.addWidget(self.submit_btn) buttons_layout.addWidget(self.details_btn) buttons_layout.addWidget(self.close_btn) # Main layout vlayout = QVBoxLayout() vlayout.addWidget(self.main_label) vlayout.addWidget(self.input_description) vlayout.addWidget(self.details) vlayout.addLayout(labels_layout) vlayout.addLayout(buttons_layout) self.setLayout(vlayout) self.resize(600, 420) self.input_description.setFocus() def _submit_to_github(self): """Action to take when pressing the submit button.""" main = self.parent().main # Getting description and traceback description = self.input_description.toPlainText() traceback = self.error_traceback[:-1] # Remove last EOL # Render issue issue_text = main.render_issue(description=description, traceback=traceback) # Copy issue to clipboard QApplication.clipboard().setText(issue_text) # Submit issue to Github issue_body = ("<!--- IMPORTANT: Paste the contents of your clipboard " "here to complete reporting the problem. --->\n\n") main.report_issue(body=issue_body, title="Automatic error report") def append_traceback(self, text): """Append text to the traceback, to be displayed in details.""" self.error_traceback += text def _show_details(self): """Show traceback on its own dialog""" if self.details.isVisible(): self.details.hide() self.details_btn.setText(_('Show details')) else: self.resize(600, 550) self.details.document().setPlainText('') self.details.append_text_to_shell(self.error_traceback, error=True, prompt=False) self.details.show() self.details_btn.setText(_('Hide details')) def _description_changed(self): """Activate submit_btn if we have a long enough description.""" chars = len(self.input_description.toPlainText()) - self.initial_chars if chars < MIN_CHARS: self.chars_label.setText(u"{} {}".format( MIN_CHARS - chars, _("more characters to go..."))) else: self.chars_label.setText(_("Submission enabled; thanks!")) self.submit_btn.setEnabled(chars >= MIN_CHARS)
class TimeChartDisplay(Display): def __init__(self, parent=None, args=[], macros=None, show_pv_add_panel=True, config_file=None): """ Create all the widgets, including any child dialogs. Parameters ---------- parent : QWidget The parent widget of the charting display args : list The command parameters macros : str Macros to modify the UI parameters at runtime show_pv_add_panel : bool Whether or not to show the PV add panel on top of the graph """ super(TimeChartDisplay, self).__init__(parent=parent, args=args, macros=macros) self.legend_font = None self.channel_map = dict() self.setWindowTitle("TimeChart Tool") self.main_layout = QVBoxLayout() self.body_layout = QVBoxLayout() self.pv_add_panel = QFrame() self.pv_add_panel.setVisible(show_pv_add_panel) self.pv_add_panel.setMaximumHeight(50) self.pv_layout = QHBoxLayout() self.pv_name_line_edt = QLineEdit() self.pv_name_line_edt.setAcceptDrops(True) self.pv_name_line_edt.returnPressed.connect(self.add_curve) self.pv_protocol_cmb = QComboBox() self.pv_protocol_cmb.addItems(["ca://", "archive://"]) self.pv_protocol_cmb.setEnabled(False) self.pv_connect_push_btn = QPushButton("Connect") self.pv_connect_push_btn.clicked.connect(self.add_curve) self.tab_panel = QTabWidget() self.tab_panel.setMinimumWidth(350) self.tab_panel.setMaximumWidth(350) self.curve_settings_tab = QWidget() self.data_settings_tab = QWidget() self.chart_settings_tab = QWidget() self.charting_layout = QHBoxLayout() self.chart = PyDMTimePlot(plot_by_timestamps=False) self.chart.setDownsampling(ds=False, auto=False, mode=None) self.chart.plot_redrawn_signal.connect(self.update_curve_data) self.chart.setBufferSize(DEFAULT_BUFFER_SIZE) self.chart.setPlotTitle(DEFAULT_CHART_TITLE) self.splitter = QSplitter() self.curve_settings_layout = QVBoxLayout() self.curve_settings_layout.setAlignment(Qt.AlignTop) self.curve_settings_layout.setSizeConstraint(QLayout.SetMinAndMaxSize) self.curve_settings_layout.setSpacing(5) self.crosshair_settings_layout = QVBoxLayout() self.crosshair_settings_layout.setAlignment(Qt.AlignTop) self.crosshair_settings_layout.setSpacing(5) self.enable_crosshair_chk = QCheckBox("Crosshair") self.crosshair_coord_lbl = QLabel() self.crosshair_coord_lbl.setWordWrap(True) self.curve_settings_inner_frame = QFrame() self.curve_settings_inner_frame.setLayout(self.curve_settings_layout) self.curve_settings_scroll = QScrollArea() self.curve_settings_scroll.setVerticalScrollBarPolicy( Qt.ScrollBarAsNeeded) self.curve_settings_scroll.setHorizontalScrollBarPolicy( Qt.ScrollBarAlwaysOff) self.curve_settings_scroll.setWidget(self.curve_settings_inner_frame) self.curve_settings_scroll.setWidgetResizable(True) self.enable_crosshair_chk.setChecked(False) self.enable_crosshair_chk.clicked.connect( self.handle_enable_crosshair_checkbox_clicked) self.enable_crosshair_chk.clicked.emit(False) self.curves_tab_layout = QHBoxLayout() self.curves_tab_layout.addWidget(self.curve_settings_scroll) self.data_tab_layout = QVBoxLayout() self.data_tab_layout.setAlignment(Qt.AlignTop) self.data_tab_layout.setSpacing(5) self.chart_settings_layout = QVBoxLayout() self.chart_settings_layout.setAlignment(Qt.AlignTop) self.chart_settings_layout.setSpacing(5) self.chart_layout = QVBoxLayout() self.chart_layout.setSpacing(10) self.chart_panel = QWidget() self.chart_panel.setMinimumHeight(400) self.chart_control_layout = QHBoxLayout() self.chart_control_layout.setAlignment(Qt.AlignHCenter) self.chart_control_layout.setSpacing(10) self.zoom_x_layout = QVBoxLayout() self.zoom_x_layout.setAlignment(Qt.AlignTop) self.zoom_x_layout.setSpacing(5) self.plus_icon = IconFont().icon("plus", color=QColor("green")) self.minus_icon = IconFont().icon("minus", color=QColor("red")) self.view_all_icon = IconFont().icon("globe", color=QColor("blue")) self.reset_icon = IconFont().icon("circle-o-notch", color=QColor("green")) self.zoom_in_x_btn = QPushButton("X Zoom") self.zoom_in_x_btn.setIcon(self.plus_icon) self.zoom_in_x_btn.clicked.connect( partial(self.handle_zoom_in_btn_clicked, "x", True)) self.zoom_in_x_btn.setEnabled(False) self.zoom_out_x_btn = QPushButton("X Zoom") self.zoom_out_x_btn.setIcon(self.minus_icon) self.zoom_out_x_btn.clicked.connect( partial(self.handle_zoom_in_btn_clicked, "x", False)) self.zoom_out_x_btn.setEnabled(False) self.zoom_y_layout = QVBoxLayout() self.zoom_y_layout.setAlignment(Qt.AlignTop) self.zoom_y_layout.setSpacing(5) self.zoom_in_y_btn = QPushButton("Y Zoom") self.zoom_in_y_btn.setIcon(self.plus_icon) self.zoom_in_y_btn.clicked.connect( partial(self.handle_zoom_in_btn_clicked, "y", True)) self.zoom_in_y_btn.setEnabled(False) self.zoom_out_y_btn = QPushButton("Y Zoom") self.zoom_out_y_btn.setIcon(self.minus_icon) self.zoom_out_y_btn.clicked.connect( partial(self.handle_zoom_in_btn_clicked, "y", False)) self.zoom_out_y_btn.setEnabled(False) self.view_all_btn = QPushButton("View All") self.view_all_btn.setIcon(self.view_all_icon) self.view_all_btn.clicked.connect(self.handle_view_all_button_clicked) self.view_all_btn.setEnabled(False) self.view_all_reset_chart_layout = QVBoxLayout() self.view_all_reset_chart_layout.setAlignment(Qt.AlignTop) self.view_all_reset_chart_layout.setSpacing(5) self.pause_chart_layout = QVBoxLayout() self.pause_chart_layout.setAlignment(Qt.AlignTop) self.pause_chart_layout.setSpacing(5) self.reset_chart_btn = QPushButton("Reset") self.reset_chart_btn.setIcon(self.reset_icon) self.reset_chart_btn.clicked.connect( self.handle_reset_chart_btn_clicked) self.reset_chart_btn.setEnabled(False) self.pause_icon = IconFont().icon("pause", color=QColor("red")) self.play_icon = IconFont().icon("play", color=QColor("green")) self.pause_chart_btn = QPushButton() self.pause_chart_btn.setIcon(self.pause_icon) self.pause_chart_btn.clicked.connect( self.handle_pause_chart_btn_clicked) self.title_settings_layout = QVBoxLayout() self.title_settings_layout.setAlignment(Qt.AlignTop) self.title_settings_layout.setSpacing(5) self.title_settings_grpbx = QGroupBox("Title and Legend") self.title_settings_grpbx.setMaximumHeight(120) self.import_export_data_layout = QVBoxLayout() self.import_export_data_layout.setAlignment(Qt.AlignTop) self.import_export_data_layout.setSpacing(5) self.import_data_btn = QPushButton("Import...") self.import_data_btn.clicked.connect( self.handle_import_data_btn_clicked) self.export_data_btn = QPushButton("Export...") self.export_data_btn.clicked.connect( self.handle_export_data_btn_clicked) self.chart_title_layout = QHBoxLayout() self.chart_title_layout.setSpacing(10) self.chart_title_lbl = QLabel(text="Graph Title") self.chart_title_line_edt = QLineEdit() self.chart_title_line_edt.setText(self.chart.getPlotTitle()) self.chart_title_line_edt.textChanged.connect( self.handle_title_text_changed) self.chart_title_font_btn = QPushButton() self.chart_title_font_btn.setFixedHeight(24) self.chart_title_font_btn.setFixedWidth(24) self.chart_title_font_btn.setIcon(IconFont().icon("font")) self.chart_title_font_btn.clicked.connect( partial(self.handle_chart_font_changed, "title")) self.chart_change_axis_settings_btn = QPushButton( text="Change Axis Settings...") self.chart_change_axis_settings_btn.clicked.connect( self.handle_change_axis_settings_clicked) self.update_datetime_timer = QTimer(self) self.update_datetime_timer.timeout.connect( self.handle_update_datetime_timer_timeout) self.chart_sync_mode_layout = QVBoxLayout() self.chart_sync_mode_layout.setSpacing(5) self.chart_sync_mode_grpbx = QGroupBox("Data Sampling Mode") self.chart_sync_mode_grpbx.setMaximumHeight(100) self.chart_sync_mode_sync_radio = QRadioButton("Synchronous") self.chart_sync_mode_async_radio = QRadioButton("Asynchronous") self.chart_sync_mode_async_radio.setChecked(True) self.graph_drawing_settings_layout = QVBoxLayout() self.graph_drawing_settings_layout.setAlignment(Qt.AlignVCenter) self.chart_interval_layout = QFormLayout() self.chart_redraw_rate_lbl = QLabel("Redraw Rate (Hz)") self.chart_redraw_rate_spin = QSpinBox() self.chart_redraw_rate_spin.setRange(MIN_REDRAW_RATE_HZ, MAX_REDRAW_RATE_HZ) self.chart_redraw_rate_spin.setValue(DEFAULT_REDRAW_RATE_HZ) self.chart_redraw_rate_spin.editingFinished.connect( self.handle_redraw_rate_changed) self.chart_data_sampling_rate_lbl = QLabel("Data Sampling Rate (Hz)") self.chart_data_async_sampling_rate_spin = QSpinBox() self.chart_data_async_sampling_rate_spin.setRange( MIN_DATA_SAMPLING_RATE_HZ, MAX_DATA_SAMPLING_RATE_HZ) self.chart_data_async_sampling_rate_spin.setValue( DEFAULT_DATA_SAMPLING_RATE_HZ) self.chart_data_async_sampling_rate_spin.editingFinished.connect( self.handle_data_sampling_rate_changed) self.chart_data_sampling_rate_lbl.hide() self.chart_data_async_sampling_rate_spin.hide() self.chart_limit_time_span_layout = QHBoxLayout() self.chart_limit_time_span_layout.setSpacing(5) self.limit_time_plan_text = "Limit Time Span" self.chart_limit_time_span_chk = QCheckBox(self.limit_time_plan_text) self.chart_limit_time_span_chk.hide() self.chart_limit_time_span_lbl = QLabel("Hr:Min:Sec") self.chart_limit_time_span_hours_spin_box = QSpinBox() self.chart_limit_time_span_hours_spin_box.setMaximum(999) self.chart_limit_time_span_minutes_spin_box = QSpinBox() self.chart_limit_time_span_minutes_spin_box.setMaximum(59) self.chart_limit_time_span_seconds_spin_box = QSpinBox() self.chart_limit_time_span_seconds_spin_box.setMaximum(59) self.chart_limit_time_span_activate_btn = QPushButton("Apply") self.chart_limit_time_span_activate_btn.setDisabled(True) self.chart_ring_buffer_layout = QFormLayout() self.chart_ring_buffer_size_lbl = QLabel("Ring Buffer Size") self.chart_ring_buffer_size_edt = QLineEdit() self.chart_ring_buffer_size_edt.returnPressed.connect( self.handle_buffer_size_changed) self.chart_ring_buffer_size_edt.setText(str(DEFAULT_BUFFER_SIZE)) self.show_legend_chk = QCheckBox("Show Legend") self.show_legend_chk.clicked.connect( self.handle_show_legend_checkbox_clicked) self.show_legend_chk.setChecked(self.chart.showLegend) self.legend_font_btn = QPushButton() self.legend_font_btn.setFixedHeight(24) self.legend_font_btn.setFixedWidth(24) self.legend_font_btn.setIcon(IconFont().icon("font")) self.legend_font_btn.clicked.connect( partial(self.handle_chart_font_changed, "legend")) self.graph_background_color_layout = QFormLayout() self.axis_grid_color_layout = QFormLayout() self.background_color_lbl = QLabel("Graph Background Color ") self.background_color_btn = QPushButton() self.background_color_btn.setStyleSheet( "background-color: " + self.chart.getBackgroundColor().name()) self.background_color_btn.setContentsMargins(10, 0, 5, 5) self.background_color_btn.setMaximumWidth(20) self.background_color_btn.clicked.connect( self.handle_background_color_button_clicked) self.axis_settings_layout = QVBoxLayout() self.axis_settings_layout.setSpacing(10) self.show_x_grid_chk = QCheckBox("Show x Grid") self.show_x_grid_chk.setChecked(self.chart.showXGrid) self.show_x_grid_chk.clicked.connect( self.handle_show_x_grid_checkbox_clicked) self.show_y_grid_chk = QCheckBox("Show y Grid") self.show_y_grid_chk.setChecked(self.chart.showYGrid) self.show_y_grid_chk.clicked.connect( self.handle_show_y_grid_checkbox_clicked) self.axis_color_lbl = QLabel("Axis and Grid Color") self.axis_color_btn = QPushButton() self.axis_color_btn.setStyleSheet("background-color: " + DEFAULT_CHART_AXIS_COLOR.name()) self.axis_color_btn.setContentsMargins(10, 0, 5, 5) self.axis_color_btn.setMaximumWidth(20) self.axis_color_btn.clicked.connect( self.handle_axis_color_button_clicked) self.grid_opacity_lbl = QLabel("Grid Opacity") self.grid_opacity_lbl.setEnabled(False) self.grid_opacity_slr = QSlider(Qt.Horizontal) self.grid_opacity_slr.setFocusPolicy(Qt.StrongFocus) self.grid_opacity_slr.setRange(0, 10) self.grid_opacity_slr.setValue(5) self.grid_opacity_slr.setTickInterval(1) self.grid_opacity_slr.setSingleStep(1) self.grid_opacity_slr.setTickPosition(QSlider.TicksBelow) self.grid_opacity_slr.valueChanged.connect( self.handle_grid_opacity_slider_mouse_release) self.grid_opacity_slr.setEnabled(False) self.reset_data_settings_btn = QPushButton("Reset Data Settings") self.reset_data_settings_btn.clicked.connect( self.handle_reset_data_settings_btn_clicked) self.reset_chart_settings_btn = QPushButton("Reset Chart Settings") self.reset_chart_settings_btn.clicked.connect( self.handle_reset_chart_settings_btn_clicked) self.curve_checkbox_panel = QWidget() self.graph_drawing_settings_grpbx = QGroupBox("Graph Intervals") self.graph_drawing_settings_grpbx.setAlignment(Qt.AlignTop) self.axis_settings_grpbx = QGroupBox("Graph Appearance") self.app = QApplication.instance() self.setup_ui() self.curve_settings_disp = None self.axis_settings_disp = None self.chart_data_export_disp = None self.chart_data_import_disp = None self.grid_alpha = 5 self.time_span_limit_hours = None self.time_span_limit_minutes = None self.time_span_limit_seconds = None self.data_sampling_mode = ASYNC_DATA_SAMPLING # If there is an imported config file, let's start TimeChart with the imported configuration data if config_file: importer = SettingsImporter(self) try: importer.import_settings(config_file) except SettingsImporterException: display_message_box( QMessageBox.Critical, "Import Failure", "Cannot import the file '{0}'. Check the log for the error details." .format(config_file)) logger.exception( "Cannot import the file '{0}'.".format(config_file)) def ui_filepath(self): """ The path to the UI file created by Qt Designer, if applicable. """ # No UI file is being used return None def ui_filename(self): """ The name the UI file created by Qt Designer, if applicable. """ # No UI file is being used return None def setup_ui(self): """ Initialize the widgets and layouts. """ self.setLayout(self.main_layout) self.pv_layout.addWidget(self.pv_protocol_cmb) self.pv_layout.addWidget(self.pv_name_line_edt) self.pv_layout.addWidget(self.pv_connect_push_btn) self.pv_add_panel.setLayout(self.pv_layout) QTimer.singleShot(0, self.pv_name_line_edt.setFocus) self.curve_settings_tab.setLayout(self.curves_tab_layout) self.chart_settings_tab.setLayout(self.chart_settings_layout) self.setup_chart_settings_layout() self.data_settings_tab.setLayout(self.data_tab_layout) self.setup_data_tab_layout() self.tab_panel.addTab(self.curve_settings_tab, "Curves") self.tab_panel.addTab(self.data_settings_tab, "Data") self.tab_panel.addTab(self.chart_settings_tab, "Graph") self.crosshair_settings_layout.addWidget(self.enable_crosshair_chk) self.crosshair_settings_layout.addWidget(self.crosshair_coord_lbl) self.zoom_x_layout.addWidget(self.zoom_in_x_btn) self.zoom_x_layout.addWidget(self.zoom_out_x_btn) self.zoom_y_layout.addWidget(self.zoom_in_y_btn) self.zoom_y_layout.addWidget(self.zoom_out_y_btn) self.view_all_reset_chart_layout.addWidget(self.reset_chart_btn) self.view_all_reset_chart_layout.addWidget(self.view_all_btn) self.pause_chart_layout.addWidget(self.pause_chart_btn) self.import_export_data_layout.addWidget(self.import_data_btn) self.import_export_data_layout.addWidget(self.export_data_btn) self.chart_control_layout.addLayout(self.zoom_x_layout) self.chart_control_layout.addLayout(self.zoom_y_layout) self.chart_control_layout.addLayout(self.view_all_reset_chart_layout) self.chart_control_layout.addLayout(self.pause_chart_layout) self.chart_control_layout.addLayout(self.crosshair_settings_layout) self.chart_control_layout.addLayout(self.import_export_data_layout) self.chart_control_layout.insertSpacing(5, 30) self.chart_layout.addWidget(self.chart) self.chart_layout.addLayout(self.chart_control_layout) self.chart_panel.setLayout(self.chart_layout) self.splitter.addWidget(self.chart_panel) self.splitter.addWidget(self.tab_panel) self.splitter.setSizes([1, 0]) self.splitter.setHandleWidth(10) self.splitter.setStretchFactor(0, 0) self.splitter.setStretchFactor(1, 1) self.charting_layout.addWidget(self.splitter) self.body_layout.addWidget(self.pv_add_panel) self.body_layout.addLayout(self.charting_layout) self.body_layout.setSpacing(0) self.body_layout.setContentsMargins(0, 0, 0, 0) self.main_layout.addLayout(self.body_layout) self.enable_chart_control_buttons(False) handle = self.splitter.handle(1) layout = QVBoxLayout() layout.setContentsMargins(0, 0, 0, 0) button = QToolButton(handle) button.setArrowType(Qt.LeftArrow) button.clicked.connect(lambda: self.handle_splitter_button(True)) layout.addWidget(button) button = QToolButton(handle) button.setArrowType(Qt.RightArrow) button.clicked.connect(lambda: self.handle_splitter_button(False)) layout.addWidget(button) handle.setLayout(layout) def handle_splitter_button(self, left=True): if left: self.splitter.setSizes([1, 1]) else: self.splitter.setSizes([1, 0]) def change_legend_font(self, font): if font is None: return self.legend_font = font items = self.chart.plotItem.legend.items for i in items: i[1].item.setFont(font) i[1].resizeEvent(None) i[1].updateGeometry() def change_title_font(self, font): current_text = self.chart.plotItem.titleLabel.text args = { "family": font.family, "size": "{}pt".format(font.pointSize()), "bold": font.bold(), "italic": font.italic(), } self.chart.plotItem.titleLabel.setText(current_text, **args) def handle_chart_font_changed(self, target): if target not in ("title", "legend"): return dialog = QFontDialog(self) dialog.setOption(QFontDialog.DontUseNativeDialog, True) if target == "title": dialog.fontSelected.connect(self.change_title_font) else: dialog.fontSelected.connect(self.change_legend_font) dialog.open() def setup_data_tab_layout(self): self.chart_sync_mode_sync_radio.toggled.connect( partial(self.handle_sync_mode_radio_toggle, self.chart_sync_mode_sync_radio)) self.chart_sync_mode_async_radio.toggled.connect( partial(self.handle_sync_mode_radio_toggle, self.chart_sync_mode_async_radio)) self.chart_sync_mode_layout.addWidget(self.chart_sync_mode_sync_radio) self.chart_sync_mode_layout.addWidget(self.chart_sync_mode_async_radio) self.chart_sync_mode_grpbx.setLayout(self.chart_sync_mode_layout) self.data_tab_layout.addWidget(self.chart_sync_mode_grpbx) self.chart_limit_time_span_layout.addWidget( self.chart_limit_time_span_lbl) self.chart_limit_time_span_layout.addWidget( self.chart_limit_time_span_hours_spin_box) self.chart_limit_time_span_layout.addWidget( self.chart_limit_time_span_minutes_spin_box) self.chart_limit_time_span_layout.addWidget( self.chart_limit_time_span_seconds_spin_box) self.chart_limit_time_span_layout.addWidget( self.chart_limit_time_span_activate_btn) self.chart_limit_time_span_lbl.hide() self.chart_limit_time_span_hours_spin_box.hide() self.chart_limit_time_span_minutes_spin_box.hide() self.chart_limit_time_span_seconds_spin_box.hide() self.chart_limit_time_span_activate_btn.hide() self.chart_limit_time_span_hours_spin_box.valueChanged.connect( self.handle_time_span_changed) self.chart_limit_time_span_minutes_spin_box.valueChanged.connect( self.handle_time_span_changed) self.chart_limit_time_span_seconds_spin_box.valueChanged.connect( self.handle_time_span_changed) self.chart_limit_time_span_chk.clicked.connect( self.handle_limit_time_span_checkbox_clicked) self.chart_limit_time_span_activate_btn.clicked.connect( self.handle_chart_limit_time_span_activate_btn_clicked) self.chart_interval_layout.addRow(self.chart_redraw_rate_lbl, self.chart_redraw_rate_spin) self.chart_interval_layout.addRow( self.chart_data_sampling_rate_lbl, self.chart_data_async_sampling_rate_spin) self.graph_drawing_settings_layout.addLayout( self.chart_interval_layout) self.graph_drawing_settings_layout.addWidget( self.chart_limit_time_span_chk) self.graph_drawing_settings_layout.addLayout( self.chart_limit_time_span_layout) self.chart_ring_buffer_layout.addRow(self.chart_ring_buffer_size_lbl, self.chart_ring_buffer_size_edt) self.graph_drawing_settings_layout.addLayout( self.chart_ring_buffer_layout) self.graph_drawing_settings_grpbx.setLayout( self.graph_drawing_settings_layout) self.data_tab_layout.addWidget(self.graph_drawing_settings_grpbx) self.chart_sync_mode_async_radio.toggled.emit(True) self.data_tab_layout.addWidget(self.reset_data_settings_btn) def setup_chart_settings_layout(self): self.chart_title_layout.addWidget(self.chart_title_lbl) self.chart_title_layout.addWidget(self.chart_title_line_edt) self.chart_title_layout.addWidget(self.chart_title_font_btn) self.title_settings_layout.addLayout(self.chart_title_layout) legend_layout = QHBoxLayout() legend_layout.addWidget(self.show_legend_chk) legend_layout.addWidget(self.legend_font_btn) self.title_settings_layout.addLayout(legend_layout) self.title_settings_layout.addWidget( self.chart_change_axis_settings_btn) self.title_settings_grpbx.setLayout(self.title_settings_layout) self.chart_settings_layout.addWidget(self.title_settings_grpbx) self.graph_background_color_layout.addRow(self.background_color_lbl, self.background_color_btn) self.axis_settings_layout.addLayout(self.graph_background_color_layout) self.axis_grid_color_layout.addRow(self.axis_color_lbl, self.axis_color_btn) self.axis_settings_layout.addLayout(self.axis_grid_color_layout) self.axis_settings_layout.addWidget(self.show_x_grid_chk) self.axis_settings_layout.addWidget(self.show_y_grid_chk) self.axis_settings_layout.addWidget(self.grid_opacity_lbl) self.axis_settings_layout.addWidget(self.grid_opacity_slr) self.axis_settings_grpbx.setLayout(self.axis_settings_layout) self.chart_settings_layout.addWidget(self.axis_settings_grpbx) self.chart_settings_layout.addWidget(self.reset_chart_settings_btn) self.update_datetime_timer.start(1000) def add_curve(self): """ Add a new curve to the chart. """ pv_name = self._get_full_pv_name(self.pv_name_line_edt.text()) if pv_name and len(pv_name): color = random_color(curve_colors_only=True) for k, v in self.channel_map.items(): if color == v.color: color = random_color(curve_colors_only=True) self.add_y_channel(pv_name=pv_name, curve_name=pv_name, color=color) self.handle_splitter_button(left=True) def show_mouse_coordinates(self, x, y): self.crosshair_coord_lbl.clear() self.crosshair_coord_lbl.setText("x = {0:.3f}\ny = {1:.3f}".format( x, y)) def handle_enable_crosshair_checkbox_clicked(self, is_checked): self.chart.enableCrosshair(is_checked) self.crosshair_coord_lbl.setVisible(is_checked) self.chart.crosshair_position_updated.connect( self.show_mouse_coordinates) def add_y_channel(self, pv_name, curve_name, color, line_style=Qt.SolidLine, line_width=2, symbol=None, symbol_size=None, is_visible=True): if pv_name in self.channel_map: logger.error("'{0}' has already been added.".format(pv_name)) return curve = self.chart.addYChannel(y_channel=pv_name, name=curve_name, color=color, lineStyle=line_style, lineWidth=line_width, symbol=symbol, symbolSize=symbol_size) curve.show() if is_visible else curve.hide() if self.show_legend_chk.isChecked(): self.change_legend_font(self.legend_font) self.channel_map[pv_name] = curve self.generate_pv_controls(pv_name, color) self.enable_chart_control_buttons() try: self.app.add_connection(curve.channel) except AttributeError: # these methods are not needed on future versions of pydm pass def generate_pv_controls(self, pv_name, curve_color): """ Generate a set of widgets to manage the appearance of a curve. The set of widgets includes: 1. A checkbox which shows the curve on the chart if checked, and hide the curve if not checked 2. Three buttons -- Modify..., Focus, and Remove. Modify... will bring up the Curve Settings dialog. Focus adjusts the chart's zooming for the current curve. Remove will delete the curve from the chart Parameters ---------- pv_name: str The name of the PV the current curve is being plotted for curve_color : QColor The color of the curve to paint for the checkbox label to help the user track the curve to the checkbox """ individual_curve_layout = QVBoxLayout() size_policy = QSizePolicy() size_policy.setVerticalPolicy(QSizePolicy.Fixed) size_policy.setHorizontalPolicy(QSizePolicy.Fixed) individual_curve_grpbx = QGroupBox() individual_curve_grpbx.setMinimumWidth(300) individual_curve_grpbx.setMinimumHeight(120) individual_curve_grpbx.setAlignment(Qt.AlignTop) individual_curve_grpbx.setSizePolicy(size_policy) individual_curve_grpbx.setObjectName(pv_name + "_grb") individual_curve_grpbx.setLayout(individual_curve_layout) checkbox = QCheckBox(parent=individual_curve_grpbx) checkbox.setObjectName(pv_name + "_chb") palette = checkbox.palette() palette.setColor(QPalette.Active, QPalette.WindowText, curve_color) checkbox.setPalette(palette) display_name = pv_name.split("://")[1] if len(display_name) > MAX_DISPLAY_PV_NAME_LENGTH: # Only display max allowed number of characters of the PV Name display_name = display_name[ :int(MAX_DISPLAY_PV_NAME_LENGTH / 2) - 1] + "..." + \ display_name[ -int(MAX_DISPLAY_PV_NAME_LENGTH / 2) + 2:] checkbox.setText(display_name) data_text = QLabel(parent=individual_curve_grpbx) data_text.setWordWrap(True) data_text.setObjectName(pv_name + "_lbl") data_text.setPalette(palette) checkbox.setChecked(True) checkbox.toggled.connect( partial(self.handle_curve_chkbox_toggled, checkbox)) if not self.chart.findCurve(pv_name).isVisible(): checkbox.setChecked(False) modify_curve_btn = QPushButton("Modify...", parent=individual_curve_grpbx) modify_curve_btn.setObjectName(pv_name + "_btn_modify") modify_curve_btn.setMaximumWidth(80) modify_curve_btn.clicked.connect( partial(self.display_curve_settings_dialog, pv_name)) focus_curve_btn = QPushButton("Focus", parent=individual_curve_grpbx) focus_curve_btn.setObjectName(pv_name + "_btn_focus") focus_curve_btn.setMaximumWidth(80) focus_curve_btn.clicked.connect(partial(self.focus_curve, pv_name)) clear_curve_btn = QPushButton("Clear", parent=individual_curve_grpbx) clear_curve_btn.setObjectName(pv_name + "_btn_clear") clear_curve_btn.setMaximumWidth(80) clear_curve_btn.clicked.connect(partial(self.clear_curve, pv_name)) # annotate_curve_btn = QPushButton("Annotate...", # parent=individual_curve_grpbx) # annotate_curve_btn.setObjectName(pv_name+"_btn_ann") # annotate_curve_btn.setMaximumWidth(80) # annotate_curve_btn.clicked.connect( # partial(self.annotate_curve, pv_name)) remove_curve_btn = QPushButton("Remove", parent=individual_curve_grpbx) remove_curve_btn.setObjectName(pv_name + "_btn_remove") remove_curve_btn.setMaximumWidth(80) remove_curve_btn.clicked.connect(partial(self.remove_curve, pv_name)) curve_btn_layout = QHBoxLayout() curve_btn_layout.setSpacing(5) curve_btn_layout.addWidget(modify_curve_btn) curve_btn_layout.addWidget(focus_curve_btn) curve_btn_layout.addWidget(clear_curve_btn) # curve_btn_layout.addWidget(annotate_curve_btn) curve_btn_layout.addWidget(remove_curve_btn) individual_curve_layout.addWidget(checkbox) individual_curve_layout.addWidget(data_text) individual_curve_layout.addLayout(curve_btn_layout) self.curve_settings_layout.addWidget(individual_curve_grpbx) self.tab_panel.setCurrentIndex(0) def handle_curve_chkbox_toggled(self, checkbox): """ Handle a checkbox's checked and unchecked events. If a checkbox is checked, find the curve from the channel map. If found, re-draw the curve with its previous appearance settings. If a checkbox is unchecked, remove the curve from the chart, but keep the cached data in the channel map. Parameters ---------- checkbox : QCheckBox The current checkbox being toggled """ pv_name = self._get_full_pv_name(checkbox.text()) if checkbox.isChecked(): curve = self.channel_map.get(pv_name, None) if curve: curve.show() self.chart.addLegendItem(curve, pv_name, self.show_legend_chk.isChecked()) self.change_legend_font(self.legend_font) else: curve = self.chart.findCurve(pv_name) if curve: curve.hide() self.chart.removeLegendItem(pv_name) def display_curve_settings_dialog(self, pv_name): """ Bring up the Curve Settings dialog to modify the appearance of a curve. Parameters ---------- pv_name : str The name of the PV the curve is being plotted for """ self.curve_settings_disp = CurveSettingsDisplay(self, pv_name) self.curve_settings_disp.show() def focus_curve(self, pv_name): curve = self.chart.findCurve(pv_name) if curve: self.chart.plotItem.setYRange(curve.minY, curve.maxY, padding=0) def clear_curve(self, pv_name): curve = self.chart.findCurve(pv_name) if curve: curve.initialize_buffer() def annotate_curve(self, pv_name): curve = self.chart.findCurve(pv_name) if curve: annot = TextItem( html= '<div style="text-align: center"><span style="color: #FFF;">This is the' '</span><br><span style="color: #FF0; font-size: 16pt;">PEAK</span></div>', anchor=(-0.3, 0.5), border='w', fill=(0, 0, 255, 100)) self.chart.annotateCurve(curve, annot) def remove_curve(self, pv_name): """ Remove a curve from the chart permanently. This will also clear the channel map cache from retaining the removed curve's appearance settings. Parameters ---------- pv_name : str The name of the PV the curve is being plotted for """ curve = self.chart.findCurve(pv_name) if curve: try: self.app.remove_connection(curve.channel) except AttributeError: # these methods are not needed on future versions of pydm pass self.chart.removeYChannel(curve) del self.channel_map[pv_name] self.chart.removeLegendItem(pv_name) widget = self.findChild(QGroupBox, pv_name + "_grb") if widget: widget.deleteLater() if len(self.chart.getCurves()) < 1: self.enable_chart_control_buttons(False) self.show_legend_chk.setChecked(False) def handle_title_text_changed(self, new_text): self.chart.setPlotTitle(new_text) def handle_change_axis_settings_clicked(self): self.axis_settings_disp = AxisSettingsDisplay(self) self.axis_settings_disp.show() def handle_limit_time_span_checkbox_clicked(self, is_checked): self.chart_limit_time_span_lbl.setVisible(is_checked) self.chart_limit_time_span_hours_spin_box.setVisible(is_checked) self.chart_limit_time_span_minutes_spin_box.setVisible(is_checked) self.chart_limit_time_span_seconds_spin_box.setVisible(is_checked) self.chart_limit_time_span_activate_btn.setVisible(is_checked) self.chart_ring_buffer_size_lbl.setDisabled(is_checked) self.chart_ring_buffer_size_edt.setDisabled(is_checked) if not is_checked: self.chart_limit_time_span_chk.setText(self.limit_time_plan_text) def handle_time_span_changed(self): self.time_span_limit_hours = self.chart_limit_time_span_hours_spin_box.value( ) self.time_span_limit_minutes = self.chart_limit_time_span_minutes_spin_box.value( ) self.time_span_limit_seconds = self.chart_limit_time_span_seconds_spin_box.value( ) status = self.time_span_limit_hours > 0 or self.time_span_limit_minutes > 0 or self.time_span_limit_seconds > 0 self.chart_limit_time_span_activate_btn.setEnabled(status) def handle_chart_limit_time_span_activate_btn_clicked(self): timeout_milliseconds = (self.time_span_limit_hours * 3600 + self.time_span_limit_minutes * 60 + self.time_span_limit_seconds) * 1000 self.chart.setTimeSpan(timeout_milliseconds / 1000.0) self.chart_ring_buffer_size_edt.setText(str( self.chart.getBufferSize())) def handle_buffer_size_changed(self): try: new_buffer_size = int(self.chart_ring_buffer_size_edt.text()) if new_buffer_size and int(new_buffer_size) >= MINIMUM_BUFFER_SIZE: self.chart.setBufferSize(new_buffer_size) except ValueError: display_message_box(QMessageBox.Critical, "Invalid Values", "Only integer values are accepted.") def handle_redraw_rate_changed(self): self.chart.maxRedrawRate = self.chart_redraw_rate_spin.value() def handle_data_sampling_rate_changed(self): # The chart expects the value in milliseconds sampling_rate_seconds = 1.0 / self.chart_data_async_sampling_rate_spin.value( ) buffer_size = self.chart.getBufferSize() self.chart.setUpdateInterval(sampling_rate_seconds) if self.chart.getBufferSize() < buffer_size: self.chart.setBufferSize(buffer_size) self.chart_ring_buffer_size_edt.setText(str( self.chart.getBufferSize())) def handle_background_color_button_clicked(self): selected_color = QColorDialog.getColor() self.chart.setBackgroundColor(selected_color) self.background_color_btn.setStyleSheet("background-color: " + selected_color.name()) def handle_axis_color_button_clicked(self): selected_color = QColorDialog.getColor() self.chart.setAxisColor(selected_color) self.axis_color_btn.setStyleSheet("background-color: " + selected_color.name()) def handle_grid_opacity_slider_mouse_release(self): self.grid_alpha = float(self.grid_opacity_slr.value()) / 10.0 self.chart.setShowXGrid(self.show_x_grid_chk.isChecked(), self.grid_alpha) self.chart.setShowYGrid(self.show_y_grid_chk.isChecked(), self.grid_alpha) def handle_show_x_grid_checkbox_clicked(self, is_checked): self.chart.setShowXGrid(is_checked, self.grid_alpha) self.grid_opacity_lbl.setEnabled(is_checked or self.show_y_grid_chk.isChecked()) self.grid_opacity_slr.setEnabled(is_checked or self.show_y_grid_chk.isChecked()) def handle_show_y_grid_checkbox_clicked(self, is_checked): self.chart.setShowYGrid(is_checked, self.grid_alpha) self.grid_opacity_lbl.setEnabled(is_checked or self.show_x_grid_chk.isChecked()) self.grid_opacity_slr.setEnabled(is_checked or self.show_x_grid_chk.isChecked()) def handle_show_legend_checkbox_clicked(self, is_checked): self.chart.setShowLegend(is_checked) def handle_export_data_btn_clicked(self): self.chart_data_export_disp = ChartDataExportDisplay(self) self.chart_data_export_disp.show() def handle_import_data_btn_clicked(self): open_file_info = QFileDialog.getOpenFileName( self, caption="Open File", directory=os.path.expanduser('~'), filter=IMPORT_FILE_FORMAT) open_filename = open_file_info[0] if open_filename: try: importer = SettingsImporter(self) importer.import_settings(open_filename) except SettingsImporterException: display_message_box( QMessageBox.Critical, "Import Failure", "Cannot import the file '{0}'. Check the log for the error details." .format(open_filename)) logger.exception( "Cannot import the file '{0}'".format(open_filename)) def handle_sync_mode_radio_toggle(self, radio_btn): if radio_btn.isChecked(): if radio_btn.text() == "Synchronous": self.data_sampling_mode = SYNC_DATA_SAMPLING self.chart_data_sampling_rate_lbl.hide() self.chart_data_async_sampling_rate_spin.hide() self.chart.resetTimeSpan() self.chart_limit_time_span_chk.setChecked(False) self.chart_limit_time_span_chk.clicked.emit(False) self.chart_limit_time_span_chk.hide() self.chart.setUpdatesAsynchronously(False) elif radio_btn.text() == "Asynchronous": self.data_sampling_mode = ASYNC_DATA_SAMPLING self.chart_data_sampling_rate_lbl.show() self.chart_data_async_sampling_rate_spin.show() self.chart_limit_time_span_chk.show() self.chart.setUpdatesAsynchronously(True) def handle_zoom_in_btn_clicked(self, axis, is_zoom_in): scale_factor = 0.5 if not is_zoom_in: scale_factor += 1.0 if axis == "x": self.chart.getViewBox().scaleBy(x=scale_factor) elif axis == "y": self.chart.getViewBox().scaleBy(y=scale_factor) def handle_view_all_button_clicked(self): self.chart.plotItem.getViewBox().autoRange() def handle_pause_chart_btn_clicked(self): if self.chart.pausePlotting(): self.pause_chart_btn.setIcon(self.pause_icon) else: self.pause_chart_btn.setIcon(self.play_icon) def handle_reset_chart_btn_clicked(self): self.chart.getViewBox().setXRange(DEFAULT_X_MIN, 0) self.chart.resetAutoRangeY() @Slot() def handle_reset_chart_settings_btn_clicked(self): self.chart.setBackgroundColor(DEFAULT_CHART_BACKGROUND_COLOR) self.background_color_btn.setStyleSheet( "background-color: " + DEFAULT_CHART_BACKGROUND_COLOR.name()) self.chart.setAxisColor(DEFAULT_CHART_AXIS_COLOR) self.axis_color_btn.setStyleSheet("background-color: " + DEFAULT_CHART_AXIS_COLOR.name()) self.grid_opacity_slr.setValue(5) self.show_x_grid_chk.setChecked(False) self.show_x_grid_chk.clicked.emit(False) self.show_y_grid_chk.setChecked(False) self.show_y_grid_chk.clicked.emit(False) self.show_legend_chk.setChecked(False) self.chart.setShowXGrid(False) self.chart.setShowYGrid(False) self.chart.setShowLegend(False) @Slot() def handle_reset_data_settings_btn_clicked(self): self.chart_ring_buffer_size_edt.setText(str(DEFAULT_BUFFER_SIZE)) self.chart_redraw_rate_spin.setValue(DEFAULT_REDRAW_RATE_HZ) self.handle_redraw_rate_changed() self.chart_data_async_sampling_rate_spin.setValue( DEFAULT_DATA_SAMPLING_RATE_HZ) self.chart_data_sampling_rate_lbl.hide() self.chart_data_async_sampling_rate_spin.hide() self.chart_sync_mode_async_radio.setChecked(True) self.chart_sync_mode_async_radio.toggled.emit(True) self.chart_limit_time_span_chk.setChecked(False) self.chart_limit_time_span_chk.setText(self.limit_time_plan_text) self.chart_limit_time_span_chk.clicked.emit(False) self.chart.setUpdatesAsynchronously(True) self.chart.resetTimeSpan() self.chart.resetUpdateInterval() self.chart.setBufferSize(DEFAULT_BUFFER_SIZE) def enable_chart_control_buttons(self, enabled=True): self.zoom_in_x_btn.setEnabled(enabled) self.zoom_out_x_btn.setEnabled(enabled) self.zoom_in_y_btn.setEnabled(enabled) self.zoom_out_y_btn.setEnabled(enabled) self.view_all_btn.setEnabled(enabled) self.reset_chart_btn.setEnabled(enabled) self.pause_chart_btn.setIcon(self.pause_icon) self.pause_chart_btn.setEnabled(enabled) self.export_data_btn.setEnabled(enabled) def _get_full_pv_name(self, pv_name): """ Append the protocol to the PV Name. Parameters ---------- pv_name : str The name of the PV the curve is being plotted for """ if pv_name and "://" not in pv_name: pv_name = ''.join([self.pv_protocol_cmb.currentText(), pv_name]) return pv_name def handle_update_datetime_timer_timeout(self): current_label = self.chart.getBottomAxisLabel() new_label = "Current Time: " + TimeChartDisplay.get_current_datetime() if X_AXIS_LABEL_SEPARATOR in current_label: current_label = current_label[current_label. find(X_AXIS_LABEL_SEPARATOR) + len(X_AXIS_LABEL_SEPARATOR):] new_label += X_AXIS_LABEL_SEPARATOR + current_label self.chart.setLabel("bottom", text=new_label) def update_curve_data(self, curve): """ Determine if the PV is active. If not, disable the related PV controls. If the PV is active, update the PV controls' states. Parameters ---------- curve : PlotItem A PlotItem, i.e. a plot, to draw on the chart. """ pv_name = curve.address min_y = curve.minY if curve.minY else 0 max_y = curve.maxY if curve.maxY else 0 current_y = curve.data_buffer[1, -1] grb = self.findChild(QGroupBox, pv_name + "_grb") lbl = grb.findChild(QLabel, pv_name + "_lbl") lbl.setText("(yMin = {0:.3f}, yMax = {1:.3f}) y = {2:.3f}".format( min_y, max_y, current_y)) chb = grb.findChild(QCheckBox, pv_name + "_chb") connected = curve.connected if connected and chb.isEnabled(): return chb.setEnabled(connected) btn_modify = grb.findChild(QPushButton, pv_name + "_btn_modify") btn_modify.setEnabled(connected) btn_focus = grb.findChild(QPushButton, pv_name + "_btn_focus") btn_focus.setEnabled(connected) # btn_ann = grb.findChild(QPushButton, pv_name + "_btn_ann") # btn_ann.setEnabled(connected) @staticmethod def get_current_datetime(): current_date = datetime.datetime.now().strftime("%b %d, %Y") current_time = datetime.datetime.now().strftime("%H:%M:%S") current_datetime = current_time + ' (' + current_date + ')' return current_datetime @property def gridAlpha(self): return self.grid_alpha
class MessageCheckBox(QMessageBox): """ A QMessageBox derived widget that includes a QCheckBox aligned to the right under the message and on top of the buttons. """ def __init__(self, *args, **kwargs): super(MessageCheckBox, self).__init__(*args, **kwargs) self._checkbox = QCheckBox() # Set layout to include checkbox size = 9 check_layout = QVBoxLayout() check_layout_h = QHBoxLayout() check_layout.addItem(QSpacerItem(size, size)) check_layout_h.addStretch() check_layout_h.addWidget(self._checkbox, 1, Qt.AlignRight) check_layout.addLayout(check_layout_h) check_layout.addItem(QSpacerItem(size, size)) # Access the Layout of the MessageBox to add the Checkbox layout = self.layout() if PYQT4: grid_position = 1 else: grid_position = 2 layout.addLayout(check_layout, 1, grid_position) # --- Public API # Methods to access the checkbox def is_checked(self): return self._checkbox.isChecked() def set_checked(self, value): return self._checkbox.setChecked(value) def set_check_visible(self, value): self._checkbox.setVisible(value) def is_check_visible(self): self._checkbox.isVisible() def checkbox_text(self): self._checkbox.text() def set_checkbox_text(self, text): self._checkbox.setText(text) @staticmethod def _boxcreator(parent, title, text, buttons=QMessageBox.Ok, defaultButton=QMessageBox.NoButton, checkbox_text='', icon=None): widget = MessageCheckBox(icon, title, text, buttons=buttons, parent=parent) widget.set_checkbox_text(checkbox_text) return widget @staticmethod def warning(*args, **kwargs): kwargs['icon'] = QMessageBox.Warning return MessageCheckBox._boxcreator(*args, **kwargs) @staticmethod def critical(*args, **kwargs): kwargs['icon'] = QMessageBox.Critical return MessageCheckBox._boxcreator(*args, **kwargs) @staticmethod def information(*args, **kwargs): kwargs['icon'] = QMessageBox.Information return MessageCheckBox._boxcreator(*args, **kwargs) @staticmethod def question(*args, **kwargs): kwargs['icon'] = QMessageBox.Question return MessageCheckBox._boxcreator(*args, **kwargs)
def generate_pv_controls(self, pv_name, curve_color): """ Generate a set of widgets to manage the appearance of a curve. The set of widgets includes: 1. A checkbox which shows the curve on the chart if checked, and hide the curve if not checked 2. Three buttons -- Modify..., Focus, and Remove. Modify... will bring up the Curve Settings dialog. Focus adjusts the chart's zooming for the current curve. Remove will delete the curve from the chart Parameters ---------- pv_name: str The name of the PV the current curve is being plotted for curve_color : QColor The color of the curve to paint for the checkbox label to help the user track the curve to the checkbox """ individual_curve_layout = QVBoxLayout() size_policy = QSizePolicy() size_policy.setVerticalPolicy(QSizePolicy.Fixed) size_policy.setHorizontalPolicy(QSizePolicy.Fixed) individual_curve_grpbx = QGroupBox() individual_curve_grpbx.setMinimumWidth(300) individual_curve_grpbx.setMinimumHeight(120) individual_curve_grpbx.setAlignment(Qt.AlignTop) individual_curve_grpbx.setSizePolicy(size_policy) individual_curve_grpbx.setObjectName(pv_name + "_grb") individual_curve_grpbx.setLayout(individual_curve_layout) checkbox = QCheckBox(parent=individual_curve_grpbx) checkbox.setObjectName(pv_name + "_chb") palette = checkbox.palette() palette.setColor(QPalette.Active, QPalette.WindowText, curve_color) checkbox.setPalette(palette) display_name = pv_name.split("://")[1] if len(display_name) > MAX_DISPLAY_PV_NAME_LENGTH: # Only display max allowed number of characters of the PV Name display_name = display_name[ :int(MAX_DISPLAY_PV_NAME_LENGTH / 2) - 1] + "..." + \ display_name[ -int(MAX_DISPLAY_PV_NAME_LENGTH / 2) + 2:] checkbox.setText(display_name) data_text = QLabel(parent=individual_curve_grpbx) data_text.setWordWrap(True) data_text.setObjectName(pv_name + "_lbl") data_text.setPalette(palette) checkbox.setChecked(True) checkbox.toggled.connect( partial(self.handle_curve_chkbox_toggled, checkbox)) if not self.chart.findCurve(pv_name).isVisible(): checkbox.setChecked(False) modify_curve_btn = QPushButton("Modify...", parent=individual_curve_grpbx) modify_curve_btn.setObjectName(pv_name + "_btn_modify") modify_curve_btn.setMaximumWidth(80) modify_curve_btn.clicked.connect( partial(self.display_curve_settings_dialog, pv_name)) focus_curve_btn = QPushButton("Focus", parent=individual_curve_grpbx) focus_curve_btn.setObjectName(pv_name + "_btn_focus") focus_curve_btn.setMaximumWidth(80) focus_curve_btn.clicked.connect(partial(self.focus_curve, pv_name)) clear_curve_btn = QPushButton("Clear", parent=individual_curve_grpbx) clear_curve_btn.setObjectName(pv_name + "_btn_clear") clear_curve_btn.setMaximumWidth(80) clear_curve_btn.clicked.connect(partial(self.clear_curve, pv_name)) # annotate_curve_btn = QPushButton("Annotate...", # parent=individual_curve_grpbx) # annotate_curve_btn.setObjectName(pv_name+"_btn_ann") # annotate_curve_btn.setMaximumWidth(80) # annotate_curve_btn.clicked.connect( # partial(self.annotate_curve, pv_name)) remove_curve_btn = QPushButton("Remove", parent=individual_curve_grpbx) remove_curve_btn.setObjectName(pv_name + "_btn_remove") remove_curve_btn.setMaximumWidth(80) remove_curve_btn.clicked.connect(partial(self.remove_curve, pv_name)) curve_btn_layout = QHBoxLayout() curve_btn_layout.setSpacing(5) curve_btn_layout.addWidget(modify_curve_btn) curve_btn_layout.addWidget(focus_curve_btn) curve_btn_layout.addWidget(clear_curve_btn) # curve_btn_layout.addWidget(annotate_curve_btn) curve_btn_layout.addWidget(remove_curve_btn) individual_curve_layout.addWidget(checkbox) individual_curve_layout.addWidget(data_text) individual_curve_layout.addLayout(curve_btn_layout) self.curve_settings_layout.addWidget(individual_curve_grpbx) self.tab_panel.setCurrentIndex(0)
class FindReplaceDialog(QDialog): def __init__(self, parent): super(FindReplaceDialog, self).__init__(parent) self.parent = parent self.setWindowTitle("Find Replace") self.setFixedSize(400, 200) main_layout = QVBoxLayout() find_layout = QHBoxLayout() replace_layout = QHBoxLayout() options_layout = QHBoxLayout() buttons_layout = QHBoxLayout() find_label = QLabel() find_label.setText("Find:") self.find_input = QLineEdit() find_layout.addWidget(find_label) find_layout.addWidget(self.find_input) replace_label = QLabel() replace_label.setText("Replace:") self.replace_input = QLineEdit() replace_layout.addWidget(replace_label) replace_layout.addWidget(self.replace_input) self.close_button = QPushButton() self.close_button.setText("Close") self.find_button = QPushButton() self.find_button.setText("Find") self.replace_button = QPushButton() self.replace_button.setText("Replace") self.all_button = QPushButton() self.all_button.setText("Replace All") buttons_layout.addWidget(self.close_button) buttons_layout.addWidget(self.find_button) buttons_layout.addWidget(self.replace_button) buttons_layout.addWidget(self.all_button) self.highlight_result = QCheckBox() self.highlight_result.setText("highlight results") options_layout.addWidget(self.highlight_result) main_layout.addLayout(find_layout) main_layout.addLayout(replace_layout) main_layout.addLayout(options_layout) main_layout.addLayout(buttons_layout) self.setLayout(main_layout) self.find_button.clicked.connect(self.find_text) self.replace_button.clicked.connect(self.replace_text) self.all_button.clicked.connect(self.replace_all_text) self.close_button.clicked.connect(self.hide_dialog) def find_text(self): find_text = self.find_input.text() highlight = self.highlight_result.isChecked() self.parent.search_text(find_text, highlight) def replace_text(self): find_text = self.find_input.text() replace_text = self.replace_input.text() self.parent.replace_text(find_text, replace_text) def replace_all_text(self): find_text = self.find_input.text() replace_text = self.replace_input.text() if find_text == "": return self.parent.replace_all_text(find_text, replace_text) def hide_dialog(self): self.hide()
class PluginListItem(QFrame): def __init__( self, package_name: str, version: str = '', url: str = '', summary: str = '', author: str = '', license: str = "UNKNOWN", *, plugin_name: str = None, parent: QWidget = None, enabled: bool = True, ): super().__init__(parent) self.setup_ui() if plugin_name: self.plugin_name.setText(plugin_name) self.package_name.setText(f"{package_name} {version}") self.summary.setText(summary) self.package_author.setText(author) self.action_button.setText(trans._("remove")) self.action_button.setObjectName("remove_button") self.enabled_checkbox.setChecked(enabled) if PluginError.get(plugin_name=plugin_name): def _show_error(): rep = QtPluginErrReporter(parent=self._get_dialog(), initial_plugin=plugin_name) rep.setWindowFlags(Qt.Sheet) close = QPushButton(trans._("close"), rep) rep.layout.addWidget(close) rep.plugin_combo.hide() close.clicked.connect(rep.close) rep.open() self.error_indicator.clicked.connect(_show_error) self.error_indicator.show() self.summary.setIndent(18) else: self.summary.setIndent(38) else: self.plugin_name.setText(package_name) self.package_name.setText(version) self.summary.setText(summary) self.package_author.setText(author) self.action_button.setText(trans._("install")) self.enabled_checkbox.hide() def _get_dialog(self) -> QDialog: p = self.parent() while not isinstance(p, QDialog) and p.parent(): p = p.parent() return p def setup_ui(self): self.v_lay = QVBoxLayout(self) self.v_lay.setContentsMargins(-1, 8, -1, 8) self.v_lay.setSpacing(0) self.row1 = QHBoxLayout() self.row1.setSpacing(8) self.enabled_checkbox = QCheckBox(self) self.enabled_checkbox.setChecked(True) self.enabled_checkbox.setDisabled(True) self.enabled_checkbox.setToolTip(trans._("enable/disable")) sizePolicy = QSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.enabled_checkbox.sizePolicy().hasHeightForWidth()) self.enabled_checkbox.setSizePolicy(sizePolicy) self.enabled_checkbox.setMinimumSize(QSize(20, 0)) self.enabled_checkbox.setText("") self.row1.addWidget(self.enabled_checkbox) self.plugin_name = QLabel(self) sizePolicy = QSizePolicy(QSizePolicy.Preferred, QSizePolicy.Minimum) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.plugin_name.sizePolicy().hasHeightForWidth()) self.plugin_name.setSizePolicy(sizePolicy) font16 = QFont() font16.setPointSize(16) self.plugin_name.setFont(font16) self.row1.addWidget(self.plugin_name) self.package_name = QLabel(self) self.package_name.setAlignment(Qt.AlignRight | Qt.AlignTrailing | Qt.AlignVCenter) self.row1.addWidget(self.package_name) self.action_button = QPushButton(self) sizePolicy = QSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.action_button.sizePolicy().hasHeightForWidth()) self.action_button.setSizePolicy(sizePolicy) self.row1.addWidget(self.action_button) self.v_lay.addLayout(self.row1) self.row2 = QHBoxLayout() self.error_indicator = QPushButton() self.error_indicator.setObjectName("warning_icon") self.error_indicator.setCursor(Qt.PointingHandCursor) self.error_indicator.hide() self.row2.addWidget(self.error_indicator) self.row2.setContentsMargins(-1, 4, 0, -1) self.summary = ElidingLabel(parent=self) sizePolicy = QSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Preferred) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.summary.sizePolicy().hasHeightForWidth()) self.summary.setSizePolicy(sizePolicy) self.summary.setObjectName("small_text") self.row2.addWidget(self.summary) self.package_author = QLabel(self) sizePolicy = QSizePolicy(QSizePolicy.Preferred, QSizePolicy.Preferred) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.package_author.sizePolicy().hasHeightForWidth()) self.package_author.setSizePolicy(sizePolicy) self.package_author.setObjectName("small_text") self.row2.addWidget(self.package_author) self.v_lay.addLayout(self.row2)
class SpyderErrorDialog(QDialog): """Custom error dialog for error reporting.""" def __init__(self, parent=None): QDialog.__init__(self, parent) self.setWindowTitle(_("Spyder internal error")) self.setModal(True) # To save the traceback sent to the internal console self.error_traceback = "" # Dialog main label self.main_label = QLabel( _("""<b>Spyder has encountered an internal problem</b><hr> Please enter below a step-by-step description of your problem (in English). Issue reports without a clear way to reproduce them will be closed. <br><br> <b>Note</b>: You need a Github account for this. """)) self.main_label.setWordWrap(True) self.main_label.setAlignment(Qt.AlignJustify) # Field to input the description of the problem self.input_description = DescriptionWidget(self) # Only allow to submit to Github if we have a long enough description self.input_description.textChanged.connect(self._description_changed) # Widget to show errors self.details = ShowErrorWidget(self) self.details.set_pythonshell_font(get_font()) self.details.hide() # Label to show missing chars self.initial_chars = len(self.input_description.toPlainText()) self.chars_label = QLabel( _("Enter at least {} " "characters".format(MIN_CHARS))) # Checkbox to dismiss future errors self.dismiss_box = QCheckBox() self.dismiss_box.setText(_("Don't show again during this session")) # Labels layout labels_layout = QHBoxLayout() labels_layout.addWidget(self.chars_label) labels_layout.addWidget(self.dismiss_box, 0, Qt.AlignRight) # Dialog buttons self.submit_btn = QPushButton(_('Submit to Github')) self.submit_btn.setEnabled(False) self.submit_btn.clicked.connect(self._submit_to_github) self.details_btn = QPushButton(_('Show details')) self.details_btn.clicked.connect(self._show_details) self.close_btn = QPushButton(_('Close')) # Buttons layout buttons_layout = QHBoxLayout() buttons_layout.addWidget(self.submit_btn) buttons_layout.addWidget(self.details_btn) buttons_layout.addWidget(self.close_btn) # Main layout vlayout = QVBoxLayout() vlayout.addWidget(self.main_label) vlayout.addWidget(self.input_description) vlayout.addWidget(self.details) vlayout.addLayout(labels_layout) vlayout.addLayout(buttons_layout) self.setLayout(vlayout) self.resize(600, 420) self.input_description.setFocus() def _submit_to_github(self): """Action to take when pressing the submit button.""" main = self.parent().main # Getting description and traceback description = self.input_description.toPlainText() traceback = self.error_traceback[:-1] # Remove last eol # Render issue issue_text = main.render_issue(description=description, traceback=traceback) # Copy issue to clipboard QApplication.clipboard().setText(issue_text) # Submit issue to Github issue_body = ("<!--- " "Please paste the contents of your clipboard " "below to complete reporting your problem. " "--->\n\n") main.report_issue(body=issue_body, title="Automatic error report") def append_traceback(self, text): """Append text to the traceback, to be displayed in details.""" self.error_traceback += text def _show_details(self): """Show traceback on its own dialog""" if self.details.isVisible(): self.details.hide() self.details_btn.setText(_('Show details')) else: self.resize(600, 550) self.details.document().setPlainText('') self.details.append_text_to_shell(self.error_traceback, error=True, prompt=False) self.details.show() self.details_btn.setText(_('Hide details')) def _description_changed(self): """Activate submit_btn if we have a long enough description.""" chars = len(self.input_description.toPlainText()) - self.initial_chars if chars < MIN_CHARS: self.chars_label.setText(u"{} {}".format( MIN_CHARS - chars, _("more characters to go..."))) else: self.chars_label.setText(_("Ready to submit! Thanks!")) self.submit_btn.setEnabled(chars >= MIN_CHARS)
class SpyderErrorDialog(QDialog): """Custom error dialog for error reporting.""" def __init__(self, parent=None): QDialog.__init__(self, parent) self.setWindowTitle(_("Spyder internal error")) self.setModal(True) # To save the traceback sent to the internal console self.error_traceback = "" # Dialog main label self.main_label = QLabel( _("""<b>Spyder has encountered an internal problem</b><hr> Please enter below a step-by-step description of your problem (in English). Issue reports without a clear way to reproduce them will be closed. <br><br> <b>Note</b>: You need a Github account for this. """)) self.main_label.setWordWrap(True) self.main_label.setAlignment(Qt.AlignJustify) # Field to input the description of the problem self.input_description = DescriptionWidget(self) # Only allow to submit to Github if we have a long enough description self.input_description.textChanged.connect(self._description_changed) # Widget to show errors self.details = ShowErrorWidget(self) self.details.set_pythonshell_font(get_font()) self.details.hide() # Label to show missing chars self.initial_chars = len(self.input_description.toPlainText()) self.chars_label = QLabel(_("Enter at least {} " "characters".format(MIN_CHARS))) # Checkbox to dismiss future errors self.dismiss_box = QCheckBox() self.dismiss_box.setText(_("Don't show again during this session")) # Labels layout labels_layout = QHBoxLayout() labels_layout.addWidget(self.chars_label) labels_layout.addWidget(self.dismiss_box, 0, Qt.AlignRight) # Dialog buttons self.submit_btn = QPushButton(_('Submit to Github')) self.submit_btn.setEnabled(False) self.submit_btn.clicked.connect(self._submit_to_github) self.details_btn = QPushButton(_('Show details')) self.details_btn.clicked.connect(self._show_details) self.close_btn = QPushButton(_('Close')) # Buttons layout buttons_layout = QHBoxLayout() buttons_layout.addWidget(self.submit_btn) buttons_layout.addWidget(self.details_btn) buttons_layout.addWidget(self.close_btn) # Main layout vlayout = QVBoxLayout() vlayout.addWidget(self.main_label) vlayout.addWidget(self.input_description) vlayout.addWidget(self.details) vlayout.addLayout(labels_layout) vlayout.addLayout(buttons_layout) self.setLayout(vlayout) self.resize(600, 420) self.input_description.setFocus() def _submit_to_github(self): """Action to take when pressing the submit button.""" main = self.parent().main # Getting description and traceback description = self.input_description.toPlainText() traceback = self.error_traceback[:-1] # Remove last eol # Render issue issue_text = main.render_issue(description=description, traceback=traceback) # Copy issue to clipboard QApplication.clipboard().setText(issue_text) # Submit issue to Github issue_body=("<!--- " "Please paste the contents of your clipboard " "below to complete reporting your problem. " "--->\n\n") main.report_issue(body=issue_body, title="Automatic error report") def append_traceback(self, text): """Append text to the traceback, to be displayed in details.""" self.error_traceback += text def _show_details(self): """Show traceback on its own dialog""" if self.details.isVisible(): self.details.hide() self.details_btn.setText(_('Show details')) else: self.resize(600, 550) self.details.document().setPlainText('') self.details.append_text_to_shell(self.error_traceback, error=True, prompt=False) self.details.show() self.details_btn.setText(_('Hide details')) def _description_changed(self): """Activate submit_btn if we have a long enough description.""" chars = len(self.input_description.toPlainText()) - self.initial_chars if chars < MIN_CHARS: self.chars_label.setText( u"{} {}".format(MIN_CHARS - chars, _("more characters to go..."))) else: self.chars_label.setText(_("Ready to submit! Thanks!")) self.submit_btn.setEnabled(chars >= MIN_CHARS)
class KernelConnectionDialog(QDialog): """Dialog to connect to existing kernels (either local or remote).""" def __init__(self, parent=None): super(KernelConnectionDialog, self).__init__(parent) self.setWindowTitle(_('Connect to an existing kernel')) main_label = QLabel( _("<p>Please select a local JSON connection file (<i>e.g.</i> " "<tt>kernel-1234.json</tt>) of the existing kernel. " "<br><br>" "If connecting to a remote machine, enter the SSH information, " "adjust the command how to get jupyter runtime directory (if needed) " "push the button to fetch remote configuration files and select one " "of the loaded options." "<br><br>" "To learn more about starting external kernels and connecting " "to them, see <a href=\"https://docs.spyder-ide.org/" "ipythonconsole.html#connect-to-an-external-kernel\">" "our documentation</a>.</p>")) main_label.setWordWrap(True) main_label.setAlignment(Qt.AlignJustify) main_label.setOpenExternalLinks(True) self.TEXT_FETCH_REMOTE_CONN_FILES_BTN = 'Fetch remote connection files' self.DEFAULT_CMD_FOR_JUPYTER_RUNTIME = 'jupyter --runtime-dir' # Connection file cf_label = QLabel(_('Connection file:')) self.cf = QLineEdit() self.cf.setPlaceholderText(_('Kernel connection file path')) self.cf.setMinimumWidth(350) cf_open_btn = QPushButton(_('Browse')) cf_open_btn.clicked.connect(self.select_connection_file) cf_layout = QHBoxLayout() cf_layout.addWidget(cf_label) cf_layout.addWidget(self.cf) cf_layout.addWidget(cf_open_btn) # Remote kernel groupbox self.rm_group = QGroupBox(_("This is a remote kernel (via SSH)")) # SSH connection hn_label = QLabel(_('Hostname:')) self.hn = QLineEdit() pn_label = QLabel(_('Port:')) self.pn = QLineEdit() self.pn.setMaximumWidth(75) un_label = QLabel(_('Username:'******'Password:'******'SSH keyfile:')) self.pw = QLineEdit() self.pw.setEchoMode(QLineEdit.Password) self.pw_radio.toggled.connect(self.pw.setEnabled) self.kf_radio.toggled.connect(self.pw.setDisabled) self.kf = QLineEdit() kf_open_btn = QPushButton(_('Browse')) kf_open_btn.clicked.connect(self.select_ssh_key) kf_layout = QHBoxLayout() kf_layout.addWidget(self.kf) kf_layout.addWidget(kf_open_btn) kfp_label = QLabel(_('Passphase:')) self.kfp = QLineEdit() self.kfp.setPlaceholderText(_('Optional')) self.kfp.setEchoMode(QLineEdit.Password) self.kf_radio.toggled.connect(self.kf.setEnabled) self.kf_radio.toggled.connect(self.kfp.setEnabled) self.kf_radio.toggled.connect(kf_open_btn.setEnabled) self.kf_radio.toggled.connect(kfp_label.setEnabled) self.pw_radio.toggled.connect(self.kf.setDisabled) self.pw_radio.toggled.connect(self.kfp.setDisabled) self.pw_radio.toggled.connect(kf_open_btn.setDisabled) self.pw_radio.toggled.connect(kfp_label.setDisabled) # Button to fetch JSON files listing self.kf_fetch_conn_files_btn = QPushButton( _(self.TEXT_FETCH_REMOTE_CONN_FILES_BTN)) self.kf_fetch_conn_files_btn.clicked.connect( self.fill_combobox_with_fetched_remote_connection_files) self.cb_remote_conn_files = QComboBox() self.cb_remote_conn_files.currentIndexChanged.connect( self._take_over_selected_remote_configuration_file) # Remote kernel groupbox self.start_remote_kernel_group = QGroupBox(_("Start remote kernel")) # Advanced settings to get remote connection files jupyter_runtime_location_cmd_label = QLabel( _('Command to get Jupyter runtime:')) self.jupyter_runtime_location_cmd_lineedit = QLineEdit() self.jupyter_runtime_location_cmd_lineedit.setPlaceholderText( _(self.DEFAULT_CMD_FOR_JUPYTER_RUNTIME)) # SSH layout ssh_layout = QGridLayout() ssh_layout.addWidget(hn_label, 0, 0, 1, 2) ssh_layout.addWidget(self.hn, 0, 2) ssh_layout.addWidget(pn_label, 0, 3) ssh_layout.addWidget(self.pn, 0, 4) ssh_layout.addWidget(un_label, 1, 0, 1, 2) ssh_layout.addWidget(self.un, 1, 2, 1, 3) # SSH authentication layout auth_layout = QGridLayout() auth_layout.addWidget(self.pw_radio, 1, 0) auth_layout.addWidget(pw_label, 1, 1) auth_layout.addWidget(self.pw, 1, 2) auth_layout.addWidget(self.kf_radio, 2, 0) auth_layout.addWidget(kf_label, 2, 1) auth_layout.addLayout(kf_layout, 2, 2) auth_layout.addWidget(kfp_label, 3, 1) auth_layout.addWidget(self.kfp, 3, 2) auth_layout.addWidget(jupyter_runtime_location_cmd_label, 4, 1) auth_layout.addWidget(self.jupyter_runtime_location_cmd_lineedit, 4, 2) auth_layout.addWidget(self.kf_fetch_conn_files_btn, 5, 1) auth_layout.addWidget(self.cb_remote_conn_files, 5, 2) auth_group.setLayout(auth_layout) # Remote kernel layout rm_layout = QVBoxLayout() rm_layout.addLayout(ssh_layout) rm_layout.addSpacerItem(QSpacerItem(QSpacerItem(0, 8))) rm_layout.addWidget(auth_group) self.rm_group.setLayout(rm_layout) self.rm_group.setCheckable(True) self.rm_group.toggled.connect(self.pw_radio.setChecked) # Ok and Cancel buttons self.accept_btns = QDialogButtonBox( QDialogButtonBox.Ok | QDialogButtonBox.Cancel, Qt.Horizontal, self) self.accept_btns.accepted.connect(self.save_connection_settings) self.accept_btns.accepted.connect(self.accept) self.accept_btns.rejected.connect(self.reject) # Save connection settings checkbox self.save_layout = QCheckBox(self) self.save_layout.setText(_("Save connection settings")) btns_layout = QHBoxLayout() btns_layout.addWidget(self.save_layout) btns_layout.addWidget(self.accept_btns) # Dialog layout layout = QVBoxLayout(self) layout.addWidget(main_label) layout.addSpacerItem(QSpacerItem(QSpacerItem(0, 8))) layout.addLayout(cf_layout) layout.addSpacerItem(QSpacerItem(QSpacerItem(0, 12))) layout.addWidget(self.rm_group) layout.addLayout(btns_layout) # List with connection file paths found on the remote host self.remote_conn_file_paths = [] self.load_connection_settings() def load_connection_settings(self): """Load the user's previously-saved kernel connection settings.""" existing_kernel = CONF.get("existing-kernel", "settings", {}) connection_file_path = existing_kernel.get("json_file_path", "") is_remote = existing_kernel.get("is_remote", False) username = existing_kernel.get("username", "") hostname = existing_kernel.get("hostname", "") port = str(existing_kernel.get("port", 22)) is_ssh_kf = existing_kernel.get("is_ssh_keyfile", False) ssh_kf = existing_kernel.get("ssh_key_file_path", "") cmd_jupyter_runtime = existing_kernel.get("cmd_jupyter_runtime") if connection_file_path != "": self.cf.setText(connection_file_path) if username != "": self.un.setText(username) if hostname != "": self.hn.setText(hostname) if ssh_kf != "": self.kf.setText(ssh_kf) if cmd_jupyter_runtime != "": self.jupyter_runtime_location_cmd_lineedit.setText( cmd_jupyter_runtime) self.rm_group.setChecked(is_remote) self.pn.setText(port) self.kf_radio.setChecked(is_ssh_kf) self.pw_radio.setChecked(not is_ssh_kf) try: import keyring ssh_passphrase = keyring.get_password("spyder_remote_kernel", "ssh_key_passphrase") ssh_password = keyring.get_password("spyder_remote_kernel", "ssh_password") if ssh_passphrase: self.kfp.setText(ssh_passphrase) if ssh_password: self.pw.setText(ssh_password) except Exception: pass def save_connection_settings(self): """Save user's kernel connection settings.""" if not self.save_layout.isChecked(): return is_ssh_key = bool(self.kf_radio.isChecked()) connection_settings = { "json_file_path": self.cf.text(), "is_remote": self.rm_group.isChecked(), "username": self.un.text(), "hostname": self.hn.text(), "port": self.pn.text(), "is_ssh_keyfile": is_ssh_key, "ssh_key_file_path": self.kf.text(), "cmd_jupyter_runtime": self.jupyter_runtime_location_cmd_lineedit.text() } CONF.set("existing-kernel", "settings", connection_settings) try: import keyring if is_ssh_key: keyring.set_password("spyder_remote_kernel", "ssh_key_passphrase", self.kfp.text()) else: keyring.set_password("spyder_remote_kernel", "ssh_password", self.pw.text()) except Exception: pass def select_connection_file(self): cf = getopenfilename(self, _('Select kernel connection file'), jupyter_runtime_dir(), '*.json;;*.*')[0] self.cf.setText(cf) def select_ssh_key(self): kf = getopenfilename(self, _('Select SSH keyfile'), get_home_dir(), '*.pem;;*')[0] self.kf.setText(kf) def _take_over_selected_remote_configuration_file( self, chosen_idx_of_combobox_with_remote_conn_files): remote_path_filename = self.remote_conn_file_paths[ chosen_idx_of_combobox_with_remote_conn_files] self.cf.setText(remote_path_filename) def fill_combobox_with_fetched_remote_connection_files(self): """ Fill the combobox with found remote connection json files. :return: None """ _, username, _, only_host, port, keyfile, password = KernelConnectionDialog._get_remote_config( self) cmd_to_get_location_of_jupyter_runtime_files = self.jupyter_runtime_location_cmd_lineedit.text( ) self.remote_conn_file_paths = self._fetch_connection_files_list( host=only_host, keyfile=keyfile, password=password, username=username, port=port, cmd_to_get_location_of_jupyter_runtime_files= cmd_to_get_location_of_jupyter_runtime_files) conn_files_short = [ c.rsplit('/', 1)[1] if '/' in c else c for c in self.remote_conn_file_paths ] self.cb_remote_conn_files.addItems(conn_files_short) def _fetch_connection_files_list( self, host: str, keyfile: Optional[str], password: Optional[str], username: Optional[str], port: str, cmd_to_get_location_of_jupyter_runtime_files: Optional[str]): """ :param host: URL or IP of the host. :param keyfile: SSH key path or None if no key was provided. :param password: Password for SSH connection or None if no password is used. :rtype: List[str] :return: """ import paramiko client = paramiko.SSHClient() self.kf_fetch_conn_files_btn.setDisabled(True) list_of_copied_connection_files = [] try: client.set_missing_host_key_policy(paramiko.AutoAddPolicy()) client.connect(hostname=host, port=int(port), key_filename=keyfile, passphrase=password, username=username, timeout=10, auth_timeout=10) if cmd_to_get_location_of_jupyter_runtime_files is None: cmd_to_get_location_of_jupyter_runtime_files = self.DEFAULT_CMD_FOR_JUPYTER_RUNTIME self.kf_fetch_conn_files_btn.setText( 'Getting location of jupyter runtime...') stdin, stdout, stderr = client.exec_command( cmd_to_get_location_of_jupyter_runtime_files) location_of_jupyter_runtime = stdout.readlines() if len(location_of_jupyter_runtime) > 0: location_of_jupyter_runtime = location_of_jupyter_runtime[ 0].strip() # get absolute paths stdin, stdout, stderr = client.exec_command( f'ls -d {location_of_jupyter_runtime}/*') list_of_connection_files = stdout.readlines() if len(list_of_connection_files) > 0: list_of_connection_files = [ l.strip() for l in list_of_connection_files ] import tempfile import os temp_dir = tempfile.gettempdir() only_filenames = [ f.rsplit('/', 1)[1] for f in list_of_connection_files ] list_of_copied_connection_files = [ os.path.join(temp_dir, f) for f in only_filenames ] self.kf_fetch_conn_files_btn.setText( f'Downloading {len(list_of_connection_files)} connection files...' ) for remote_path, filename_only in zip( list_of_connection_files, only_filenames): sftp = client.open_sftp() sftp.get(remote_path, os.path.join(temp_dir, filename_only)) sftp.close() else: show_info_dialog( "Warning", f"Could not find any jupyter configuration files in {location_of_jupyter_runtime}." ) else: show_info_dialog( "Warning", f"Could not extract jupyter runtime location. Error from command line: {stderr.readlines()}" ) finally: client.close() self.kf_fetch_conn_files_btn.setText( self.TEXT_FETCH_REMOTE_CONN_FILES_BTN) self.kf_fetch_conn_files_btn.setEnabled(True) return list_of_copied_connection_files @staticmethod def _get_remote_config(dialog): only_host = None username = None port = '22' if dialog.hn.text() and dialog.un.text(): port = dialog.pn.text() if dialog.pn.text() else '22' only_host = dialog.hn.text() username = dialog.un.text() hostname = "{0}@{1}:{2}".format(username, only_host, port) else: hostname = None if dialog.pw_radio.isChecked(): password = _falsy_to_none(dialog.pw.text()) keyfile = None elif dialog.kf_radio.isChecked(): keyfile = _falsy_to_none(dialog.kf.text()) password = _falsy_to_none(dialog.kfp.text()) else: # imposible? keyfile = None password = None return dialog.cf.text( ), username, hostname, only_host, port, keyfile, password @staticmethod def get_connection_parameters(parent=None, dialog=None): if not dialog: dialog = KernelConnectionDialog(parent) result = dialog.exec_() is_remote = bool(dialog.rm_group.isChecked()) accepted = result == QDialog.Accepted if is_remote: cf_text, _, hostname, _, _, keyfile, password = KernelConnectionDialog._get_remote_config( dialog) return cf_text, hostname, keyfile, password, accepted else: path = dialog.cf.text() _dir, filename = osp.dirname(path), osp.basename(path) if _dir == '' and not filename.endswith('.json'): path = osp.join(jupyter_runtime_dir(), 'kernel-' + path + '.json') return path, None, None, None, accepted
class PluginListItem(QFrame): def __init__( self, package_name: str, version: str = '', url: str = '', summary: str = '', author: str = '', license: str = "UNKNOWN", *, plugin_name: str = None, parent: QWidget = None, enabled: bool = True, installed: bool = False, npe_version=1, ): super().__init__(parent) self.setup_ui(enabled) self.plugin_name.setText(package_name) self.package_name.setText(version) self.summary.setText(summary) self.package_author.setText(author) self.cancel_btn.setVisible(False) self.help_button.setText(trans._("Website")) self.help_button.setObjectName("help_button") if npe_version != 1: self._handle_npe2_plugin() if installed: self.enabled_checkbox.show() self.action_button.setText(trans._("uninstall")) self.action_button.setObjectName("remove_button") else: self.enabled_checkbox.hide() self.action_button.setText(trans._("install")) self.action_button.setObjectName("install_button") def _handle_npe2_plugin(self): npe2_icon = QLabel(self) icon = QColoredSVGIcon.from_resources('logo_silhouette') npe2_icon.setPixmap(icon.colored(color='#33F0FF').pixmap(20, 20)) self.row1.insertWidget(2, QLabel('npe2')) self.row1.insertWidget(2, npe2_icon) def _get_dialog(self) -> QDialog: p = self.parent() while not isinstance(p, QDialog) and p.parent(): p = p.parent() return p def set_busy(self, text: str, update: bool = False): self.item_status.setText(text) self.cancel_btn.setVisible(True) if not update: self.action_button.setVisible(False) else: self.update_btn.setVisible(False) def setup_ui(self, enabled=True): self.v_lay = QVBoxLayout(self) self.v_lay.setContentsMargins(-1, 6, -1, 6) self.v_lay.setSpacing(0) self.row1 = QHBoxLayout() self.row1.setSpacing(6) self.enabled_checkbox = QCheckBox(self) self.enabled_checkbox.setChecked(enabled) self.enabled_checkbox.stateChanged.connect(self._on_enabled_checkbox) self.enabled_checkbox.setToolTip(trans._("enable/disable")) sizePolicy = QSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.enabled_checkbox.sizePolicy().hasHeightForWidth()) self.enabled_checkbox.setSizePolicy(sizePolicy) self.enabled_checkbox.setMinimumSize(QSize(20, 0)) self.enabled_checkbox.setText("") self.row1.addWidget(self.enabled_checkbox) self.plugin_name = QLabel(self) sizePolicy = QSizePolicy(QSizePolicy.Preferred, QSizePolicy.Minimum) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.plugin_name.sizePolicy().hasHeightForWidth()) self.plugin_name.setSizePolicy(sizePolicy) font15 = QFont() font15.setPointSize(15) self.plugin_name.setFont(font15) self.row1.addWidget(self.plugin_name) icon = QColoredSVGIcon.from_resources("warning") self.warning_tooltip = QtToolTipLabel(self) # TODO: This color should come from the theme but the theme needs # to provide the right color. Default warning should be orange, not # red. Code example: # theme_name = get_settings().appearance.theme # napari.utils.theme.get_theme(theme_name, as_dict=False).warning.as_hex() self.warning_tooltip.setPixmap( icon.colored(color="#E3B617").pixmap(15, 15)) self.warning_tooltip.setVisible(False) self.row1.addWidget(self.warning_tooltip) self.item_status = QLabel(self) self.item_status.setObjectName("small_italic_text") self.item_status.setSizePolicy(sizePolicy) self.row1.addWidget(self.item_status) self.row1.addStretch() self.package_name = QLabel(self) self.package_name.setAlignment(Qt.AlignRight | Qt.AlignTrailing | Qt.AlignVCenter) self.row1.addWidget(self.package_name) self.cancel_btn = QPushButton("cancel", self) self.cancel_btn.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed) self.cancel_btn.setObjectName("remove_button") self.row1.addWidget(self.cancel_btn) self.update_btn = QPushButton(self) self.update_btn.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed) self.update_btn.setObjectName("install_button") self.row1.addWidget(self.update_btn) self.update_btn.setVisible(False) self.help_button = QPushButton(self) self.action_button = QPushButton(self) sizePolicy = QSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.action_button.sizePolicy().hasHeightForWidth()) self.help_button.setSizePolicy(sizePolicy) self.action_button.setSizePolicy(sizePolicy) self.row1.addWidget(self.help_button) self.row1.addWidget(self.action_button) self.v_lay.addLayout(self.row1) self.row2 = QHBoxLayout() self.error_indicator = QPushButton() self.error_indicator.setObjectName("warning_icon") self.error_indicator.setCursor(Qt.PointingHandCursor) self.error_indicator.hide() self.row2.addWidget(self.error_indicator) self.row2.setContentsMargins(-1, 4, 0, -1) self.summary = QElidingLabel(parent=self) sizePolicy = QSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Preferred) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.summary.sizePolicy().hasHeightForWidth()) self.summary.setSizePolicy(sizePolicy) self.summary.setObjectName("small_text") self.row2.addWidget(self.summary) self.package_author = QLabel(self) sizePolicy = QSizePolicy(QSizePolicy.Preferred, QSizePolicy.Preferred) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.package_author.sizePolicy().hasHeightForWidth()) self.package_author.setSizePolicy(sizePolicy) self.package_author.setObjectName("small_text") self.row2.addWidget(self.package_author) self.v_lay.addLayout(self.row2) def _on_enabled_checkbox(self, state: int): """Called with `state` when checkbox is clicked.""" enabled = bool(state) plugin_name = self.plugin_name.text() pm2 = PluginManager.instance() if plugin_name in pm2: pm2.enable(plugin_name) if state else pm2.disable(plugin_name) return for npe1_name, _, distname in plugin_manager.iter_available(): if distname and (distname == plugin_name): plugin_manager.set_blocked(npe1_name, not enabled) def show_warning(self, message: str = ""): """Show warning icon and tooltip.""" self.warning_tooltip.setVisible(bool(message)) self.warning_tooltip.setToolTip(message)
class PluginListItem(QFrame): def __init__( self, package_name: str, version: str = '', url: str = '', summary: str = '', author: str = '', license: str = "UNKNOWN", *, plugin_name: str = None, parent: QWidget = None, enabled: bool = True, installed: bool = False, npe_version=1, ): super().__init__(parent) self.setup_ui(enabled) self.plugin_name.setText(package_name) self.package_name.setText(version) self.summary.setText(summary) self.package_author.setText(author) self.cancel_btn.setVisible(False) self.help_button.setText(trans._("Website")) self.help_button.setObjectName("help_button") if npe_version != 1: self.enabled_checkbox.setEnabled(False) if installed: self.enabled_checkbox.show() self.action_button.setText(trans._("uninstall")) self.action_button.setObjectName("remove_button") else: self.enabled_checkbox.hide() self.action_button.setText(trans._("install")) self.action_button.setObjectName("install_button") def _get_dialog(self) -> QDialog: p = self.parent() while not isinstance(p, QDialog) and p.parent(): p = p.parent() return p def set_busy(self, text: str, update: bool = False): self.item_status.setText(text) self.cancel_btn.setVisible(True) if not update: self.action_button.setVisible(False) else: self.update_btn.setVisible(False) def setup_ui(self, enabled=True): self.v_lay = QVBoxLayout(self) self.v_lay.setContentsMargins(-1, 6, -1, 6) self.v_lay.setSpacing(0) self.row1 = QHBoxLayout() self.row1.setSpacing(6) self.enabled_checkbox = QCheckBox(self) self.enabled_checkbox.setChecked(enabled) self.enabled_checkbox.stateChanged.connect(self._on_enabled_checkbox) self.enabled_checkbox.setToolTip(trans._("enable/disable")) sizePolicy = QSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.enabled_checkbox.sizePolicy().hasHeightForWidth() ) self.enabled_checkbox.setSizePolicy(sizePolicy) self.enabled_checkbox.setMinimumSize(QSize(20, 0)) self.enabled_checkbox.setText("") self.row1.addWidget(self.enabled_checkbox) self.plugin_name = QLabel(self) sizePolicy = QSizePolicy(QSizePolicy.Preferred, QSizePolicy.Minimum) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.plugin_name.sizePolicy().hasHeightForWidth() ) self.plugin_name.setSizePolicy(sizePolicy) font15 = QFont() font15.setPointSize(15) self.plugin_name.setFont(font15) self.row1.addWidget(self.plugin_name) self.item_status = QLabel(self) self.item_status.setObjectName("small_italic_text") self.item_status.setSizePolicy(sizePolicy) self.row1.addWidget(self.item_status) self.row1.addStretch() self.package_name = QLabel(self) self.package_name.setAlignment( Qt.AlignRight | Qt.AlignTrailing | Qt.AlignVCenter ) self.row1.addWidget(self.package_name) self.cancel_btn = QPushButton("cancel", self) self.cancel_btn.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed) self.cancel_btn.setObjectName("remove_button") self.row1.addWidget(self.cancel_btn) self.update_btn = QPushButton(self) self.update_btn.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed) self.update_btn.setObjectName("install_button") self.row1.addWidget(self.update_btn) self.update_btn.setVisible(False) self.help_button = QPushButton(self) self.action_button = QPushButton(self) sizePolicy = QSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.action_button.sizePolicy().hasHeightForWidth() ) self.help_button.setSizePolicy(sizePolicy) self.action_button.setSizePolicy(sizePolicy) self.row1.addWidget(self.help_button) self.row1.addWidget(self.action_button) self.v_lay.addLayout(self.row1) self.row2 = QHBoxLayout() self.error_indicator = QPushButton() self.error_indicator.setObjectName("warning_icon") self.error_indicator.setCursor(Qt.PointingHandCursor) self.error_indicator.hide() self.row2.addWidget(self.error_indicator) self.row2.setContentsMargins(-1, 4, 0, -1) self.summary = QElidingLabel(parent=self) sizePolicy = QSizePolicy( QSizePolicy.MinimumExpanding, QSizePolicy.Preferred ) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.summary.sizePolicy().hasHeightForWidth() ) self.summary.setSizePolicy(sizePolicy) self.summary.setObjectName("small_text") self.row2.addWidget(self.summary) self.package_author = QLabel(self) sizePolicy = QSizePolicy(QSizePolicy.Preferred, QSizePolicy.Preferred) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.package_author.sizePolicy().hasHeightForWidth() ) self.package_author.setSizePolicy(sizePolicy) self.package_author.setObjectName("small_text") self.row2.addWidget(self.package_author) self.v_lay.addLayout(self.row2) def _on_enabled_checkbox(self, state: int): """Called with `state` when checkbox is clicked.""" enabled = bool(state) current_distname = self.plugin_name.text() for plugin_name, _, distname in plugin_manager.iter_available(): if distname and distname == current_distname: plugin_manager.set_blocked(plugin_name, not enabled)
class KernelConnectionDialog(QDialog, SpyderConfigurationAccessor): """Dialog to connect to existing kernels (either local or remote).""" CONF_SECTION = 'existing-kernel' def __init__(self, parent=None): super(KernelConnectionDialog, self).__init__(parent) self.setWindowTitle(_('Connect to an existing kernel')) main_label = QLabel( _("<p>Please select the JSON connection file (<i>e.g.</i> " "<tt>kernel-1234.json</tt>) of the existing kernel, and enter " "the SSH information if connecting to a remote machine. " "To learn more about starting external kernels and connecting " "to them, see <a href=\"https://docs.spyder-ide.org/" "ipythonconsole.html#connect-to-an-external-kernel\">" "our documentation</a>.</p>")) main_label.setWordWrap(True) main_label.setAlignment(Qt.AlignJustify) main_label.setOpenExternalLinks(True) # Connection file cf_label = QLabel(_('Connection file:')) self.cf = QLineEdit() self.cf.setPlaceholderText(_('Kernel connection file path')) self.cf.setMinimumWidth(350) cf_open_btn = QPushButton(_('Browse')) cf_open_btn.clicked.connect(self.select_connection_file) cf_layout = QHBoxLayout() cf_layout.addWidget(cf_label) cf_layout.addWidget(self.cf) cf_layout.addWidget(cf_open_btn) # Remote kernel groupbox self.rm_group = QGroupBox(_("This is a remote kernel (via SSH)")) # SSH connection hn_label = QLabel(_('Hostname:')) self.hn = QLineEdit() pn_label = QLabel(_('Port:')) self.pn = QLineEdit() self.pn.setMaximumWidth(75) un_label = QLabel(_('Username:'******'Password:'******'SSH keyfile:')) self.pw = QLineEdit() self.pw.setEchoMode(QLineEdit.Password) self.pw_radio.toggled.connect(self.pw.setEnabled) self.kf_radio.toggled.connect(self.pw.setDisabled) self.kf = QLineEdit() kf_open_btn = QPushButton(_('Browse')) kf_open_btn.clicked.connect(self.select_ssh_key) kf_layout = QHBoxLayout() kf_layout.addWidget(self.kf) kf_layout.addWidget(kf_open_btn) kfp_label = QLabel(_('Passphase:')) self.kfp = QLineEdit() self.kfp.setPlaceholderText(_('Optional')) self.kfp.setEchoMode(QLineEdit.Password) self.kf_radio.toggled.connect(self.kf.setEnabled) self.kf_radio.toggled.connect(self.kfp.setEnabled) self.kf_radio.toggled.connect(kf_open_btn.setEnabled) self.kf_radio.toggled.connect(kfp_label.setEnabled) self.pw_radio.toggled.connect(self.kf.setDisabled) self.pw_radio.toggled.connect(self.kfp.setDisabled) self.pw_radio.toggled.connect(kf_open_btn.setDisabled) self.pw_radio.toggled.connect(kfp_label.setDisabled) # SSH layout ssh_layout = QGridLayout() ssh_layout.addWidget(hn_label, 0, 0, 1, 2) ssh_layout.addWidget(self.hn, 0, 2) ssh_layout.addWidget(pn_label, 0, 3) ssh_layout.addWidget(self.pn, 0, 4) ssh_layout.addWidget(un_label, 1, 0, 1, 2) ssh_layout.addWidget(self.un, 1, 2, 1, 3) # SSH authentication layout auth_layout = QGridLayout() auth_layout.addWidget(self.pw_radio, 1, 0) auth_layout.addWidget(pw_label, 1, 1) auth_layout.addWidget(self.pw, 1, 2) auth_layout.addWidget(self.kf_radio, 2, 0) auth_layout.addWidget(kf_label, 2, 1) auth_layout.addLayout(kf_layout, 2, 2) auth_layout.addWidget(kfp_label, 3, 1) auth_layout.addWidget(self.kfp, 3, 2) auth_group.setLayout(auth_layout) # Remote kernel layout rm_layout = QVBoxLayout() rm_layout.addLayout(ssh_layout) rm_layout.addSpacerItem(QSpacerItem(QSpacerItem(0, 8))) rm_layout.addWidget(auth_group) self.rm_group.setLayout(rm_layout) self.rm_group.setCheckable(True) self.rm_group.toggled.connect(self.pw_radio.setChecked) # Ok and Cancel buttons self.accept_btns = QDialogButtonBox( QDialogButtonBox.Ok | QDialogButtonBox.Cancel, Qt.Horizontal, self) self.accept_btns.accepted.connect(self.save_connection_settings) self.accept_btns.accepted.connect(self.accept) self.accept_btns.rejected.connect(self.reject) # Save connection settings checkbox self.save_layout = QCheckBox(self) self.save_layout.setText(_("Save connection settings")) btns_layout = QHBoxLayout() btns_layout.addWidget(self.save_layout) btns_layout.addWidget(self.accept_btns) # Dialog layout layout = QVBoxLayout(self) layout.addWidget(main_label) layout.addSpacerItem(QSpacerItem(QSpacerItem(0, 8))) layout.addLayout(cf_layout) layout.addSpacerItem(QSpacerItem(QSpacerItem(0, 12))) layout.addWidget(self.rm_group) layout.addLayout(btns_layout) self.cf.setFocus() self.load_connection_settings() def load_connection_settings(self): """Load the user's previously-saved kernel connection settings.""" existing_kernel = self.get_conf("settings", {}) connection_file_path = existing_kernel.get("json_file_path", "") is_remote = existing_kernel.get("is_remote", False) username = existing_kernel.get("username", "") hostname = existing_kernel.get("hostname", "") port = str(existing_kernel.get("port", 22)) is_ssh_kf = existing_kernel.get("is_ssh_keyfile", False) ssh_kf = existing_kernel.get("ssh_key_file_path", "") if connection_file_path != "": self.cf.setText(connection_file_path) if username != "": self.un.setText(username) if hostname != "": self.hn.setText(hostname) if ssh_kf != "": self.kf.setText(ssh_kf) self.rm_group.setChecked(is_remote) self.pn.setText(port) self.kf_radio.setChecked(is_ssh_kf) self.pw_radio.setChecked(not is_ssh_kf) try: import keyring ssh_passphrase = keyring.get_password("spyder_remote_kernel", "ssh_key_passphrase") ssh_password = keyring.get_password("spyder_remote_kernel", "ssh_password") if ssh_passphrase: self.kfp.setText(ssh_passphrase) if ssh_password: self.pw.setText(ssh_password) except Exception: pass def save_connection_settings(self): """Save user's kernel connection settings.""" if not self.save_layout.isChecked(): return is_ssh_key = bool(self.kf_radio.isChecked()) connection_settings = { "json_file_path": self.cf.text(), "is_remote": self.rm_group.isChecked(), "username": self.un.text(), "hostname": self.hn.text(), "port": self.pn.text(), "is_ssh_keyfile": is_ssh_key, "ssh_key_file_path": self.kf.text() } self.set_conf("settings", connection_settings) try: import keyring if is_ssh_key: keyring.set_password("spyder_remote_kernel", "ssh_key_passphrase", self.kfp.text()) else: keyring.set_password("spyder_remote_kernel", "ssh_password", self.pw.text()) except Exception: pass def select_connection_file(self): cf = getopenfilename(self, _('Select kernel connection file'), jupyter_runtime_dir(), '*.json;;*.*')[0] self.cf.setText(cf) def select_ssh_key(self): kf = getopenfilename(self, _('Select SSH keyfile'), get_home_dir(), '*.pem;;*')[0] self.kf.setText(kf) @staticmethod def get_connection_parameters(parent=None, dialog=None): if not dialog: dialog = KernelConnectionDialog(parent) result = dialog.exec_() is_remote = bool(dialog.rm_group.isChecked()) accepted = result == QDialog.Accepted if is_remote: def falsy_to_none(arg): return arg if arg else None if dialog.hn.text() and dialog.un.text(): port = dialog.pn.text() if dialog.pn.text() else '22' hostname = "{0}@{1}:{2}".format(dialog.un.text(), dialog.hn.text(), port) else: hostname = None if dialog.pw_radio.isChecked(): password = falsy_to_none(dialog.pw.text()) keyfile = None elif dialog.kf_radio.isChecked(): keyfile = falsy_to_none(dialog.kf.text()) password = falsy_to_none(dialog.kfp.text()) else: # imposible? keyfile = None password = None return (dialog.cf.text(), hostname, keyfile, password, accepted) else: path = dialog.cf.text() _dir, filename = osp.dirname(path), osp.basename(path) if _dir == '' and not filename.endswith('.json'): path = osp.join(jupyter_runtime_dir(), 'kernel-' + path + '.json') return (path, None, None, None, accepted)
class ImportSettings(QDialog): def __init__(self, parent): super().__init__() self.parent = parent #self.setModal(True) self.setWindowTitle(config.thisTranslation["menu8_settings"]) self.setupLayout() def setupLayout(self): titleBibles = QLabel(config.thisTranslation["menu5_bible"]) self.linebreak = QCheckBox() self.linebreak.setText(config.thisTranslation["import_linebreak"]) self.linebreak.setChecked(config.importAddVerseLinebreak) self.stripStrNo = QCheckBox() self.stripStrNo.setText(config.thisTranslation["import_strongNo"]) self.stripStrNo.setChecked(config.importDoNotStripStrongNo) self.stripMorphCode = QCheckBox() self.stripMorphCode.setText(config.thisTranslation["import_morphCode"]) self.stripMorphCode.setChecked(config.importDoNotStripMorphCode) self.importRtlOT = QCheckBox() self.importRtlOT.setText(config.thisTranslation["import_rtl"]) self.importRtlOT.setChecked(config.importRtlOT) self.importInterlinear = QCheckBox() self.importInterlinear.setText( config.thisTranslation["import_interlinear"]) self.importInterlinear.setChecked(config.importInterlinear) saveButton = QPushButton(config.thisTranslation["note_save"]) saveButton.clicked.connect(self.saveSettings) cancelButton = QPushButton(config.thisTranslation["message_cancel"]) cancelButton.clicked.connect(self.close) self.layout = QGridLayout() self.layout.addWidget(titleBibles, 0, 0) self.layout.addWidget(self.linebreak, 1, 0) self.layout.addWidget(self.stripStrNo, 2, 0) self.layout.addWidget(self.stripMorphCode, 3, 0) self.layout.addWidget(self.importRtlOT, 4, 0) self.layout.addWidget(self.importInterlinear, 5, 0) self.layout.addWidget(saveButton, 6, 0) self.layout.addWidget(cancelButton, 7, 0) self.setLayout(self.layout) def saveSettings(self): if self.linebreak.isChecked(): config.importAddVerseLinebreak = True else: config.importAddVerseLinebreak = False if self.stripStrNo.isChecked(): config.importDoNotStripStrongNo = True else: config.importDoNotStripStrongNo = False if self.stripMorphCode.isChecked(): config.importDoNotStripMorphCode = True else: config.importDoNotStripMorphCode = False if self.importRtlOT.isChecked(): config.importRtlOT = True else: config.importRtlOT = False if self.importInterlinear.isChecked(): config.importInterlinear = True else: config.importInterlinear = False self.close()