def minimumSize(self):
size = QSize()
for item in self.item_list:
size = size.expandedTo(item.minimumSize())
#size += QSize(2*self.margin(), 2*self.margin())
size += QSize(2*8, 2*8)
return size
def sizeHint(self):
"""Returns the widget size hint (based on the editor font size) """
fm = QFontMetricsF(self.editor.font())
size_hint = QSize(fm.height(), fm.height())
if size_hint.width() > 16:
size_hint.setWidth(16)
return size_hint
def readSettings(self, settings):
qapp = QApplication.instance()
qapp.setAttribute(Qt.AA_UseHighDpiPixmaps)
if hasattr(Qt, 'AA_EnableHighDpiScaling'):
qapp.setAttribute(Qt.AA_EnableHighDpiScaling, settings.get('high_dpi_scaling'))
# get the saved window geometry
window_size = settings.get('MainWindow/size')
if not isinstance(window_size, QSize):
window_size = QSize(*window_size)
window_pos = settings.get('MainWindow/position')
if not isinstance(window_pos, QPoint):
window_pos = QPoint(*window_pos)
# make sure main window is smaller than the desktop
desktop = QDesktopWidget()
# this gives the maximum screen number if the position is off screen
screen = desktop.screenNumber(window_pos)
# recalculate the window size
desktop_geom = desktop.screenGeometry(screen)
w = min(desktop_geom.size().width(), window_size.width())
h = min(desktop_geom.size().height(), window_size.height())
window_size = QSize(w, h)
# and position it on the supplied desktop screen
x = max(window_pos.x(), desktop_geom.left())
y = max(window_pos.y(), desktop_geom.top())
window_pos = QPoint(x, y)
# set the geometry
self.resize(window_size)
self.move(window_pos)
# restore window state
if settings.has('MainWindow/state'):
self.restoreState(settings.get('MainWindow/state'))
else:
self.setWindowState(Qt.WindowMaximized)
# read in settings for children
AlgorithmInputHistory().readSettings(settings)
for widget in self.widgets:
if hasattr(widget, 'readSettings'):
widget.readSettings(settings)
def imageFiles(self, new_files):
"""
JSON-formatted dictionary keyed on states (integers), with filenames
of the image file to display for the state.
Parameters
----------
new_files : str
"""
self._state_images_string = str(new_files)
try:
new_file_dict = json.loads(self._state_images_string)
except Exception:
self._state_images = {}
return
self._sizeHint = QSize(0, 0)
for (state, filename) in new_file_dict.items():
if is_pydm_app():
try:
file_path = self.app.get_path(filename)
except Exception as e:
logger.exception("Couldn't get file with path %s", filename)
file_path = filename
else:
file_path = filename
# First, lets try SVG. We have to try SVG first, otherwise
# QPixmap will happily load the SVG and turn it into a raster image.
# Really annoying: We have to try to load the file as SVG,
# and we expect it will fail often (because many images aren't SVG).
# Qt prints a warning message to stdout any time SVG loading fails.
# So we have to temporarily silence Qt warning messages here.
qInstallMessageHandler(self.qt_message_handler)
svg = QSvgRenderer()
svg.repaintNeeded.connect(self.update)
if svg.load(file_path):
self._state_images[int(state)] = (filename, svg)
self._sizeHint = self._sizeHint.expandedTo(svg.defaultSize())
qInstallMessageHandler(None)
continue
qInstallMessageHandler(None)
# SVG didn't work, lets try QPixmap
image = QPixmap(file_path)
if not image.isNull():
self._state_images[int(state)] = (filename, image)
self._sizeHint = self._sizeHint.expandedTo(image.size())
continue
# If we get this far, the file specified could not be loaded at all.
logger.error("Could not load image: {}".format(filename))
self._state_images[int(state)] = (filename, None)
def __init__(self, parent=None) -> None:
super().__init__(parent)
self._size = QSize(50, 50)
self._max_id = 0
def sizeHint( self ): return QSize( 50, _TRACK_SIZE )
def sizeHint(self):
"""Override Qt method"""
return QSize(self.WIDTH, 0)
class LSPServerEditor(QDialog):
DEFAULT_HOST = '127.0.0.1'
DEFAULT_PORT = 2084
DEFAULT_CMD = ''
DEFAULT_ARGS = ''
DEFAULT_CONFIGURATION = '{}'
DEFAULT_EXTERNAL = False
DEFAULT_STDIO = False
HOST_REGEX = re.compile(r'^\w+([.]\w+)*$')
NON_EMPTY_REGEX = re.compile(r'^\S+$')
JSON_VALID = _('Valid JSON')
JSON_INVALID = _('Invalid JSON')
MIN_SIZE = QSize(850, 600)
INVALID_CSS = "QLineEdit {border: 1px solid red;}"
VALID_CSS = "QLineEdit {border: 1px solid green;}"
def __init__(self,
parent,
language=None,
cmd='',
host='127.0.0.1',
port=2084,
args='',
external=False,
stdio=False,
configurations={},
**kwargs):
super(LSPServerEditor, self).__init__(parent)
description = _(
"To create a new server configuration, you need to select a "
"programming language, set the command to start its associated "
"server and enter any arguments that should be passed to it on "
"startup. Additionally, you can set the server's hostname and "
"port if connecting to an external server, "
"or to a local one using TCP instead of stdio pipes."
"<br><br>"
"<i>Note</i>: You can use the placeholders <tt>{host}</tt> and "
"<tt>{port}</tt> in the server arguments field to automatically "
"fill in the respective values.<br>")
self.parent = parent
self.external = external
# Widgets
self.server_settings_description = QLabel(description)
self.lang_cb = QComboBox(self)
self.external_cb = QCheckBox(_('External server'), self)
self.host_label = QLabel(_('Host:'))
self.host_input = QLineEdit(self)
self.port_label = QLabel(_('Port:'))
self.port_spinner = QSpinBox(self)
self.cmd_label = QLabel(_('Command:'))
self.cmd_input = QLineEdit(self)
self.args_label = QLabel(_('Arguments:'))
self.args_input = QLineEdit(self)
self.json_label = QLabel(self.JSON_VALID, self)
self.conf_label = QLabel(_('<b>Server Configuration:</b>'))
self.conf_input = CodeEditor(None)
self.bbox = QDialogButtonBox(QDialogButtonBox.Ok
| QDialogButtonBox.Cancel)
self.button_ok = self.bbox.button(QDialogButtonBox.Ok)
self.button_cancel = self.bbox.button(QDialogButtonBox.Cancel)
# Widget setup
self.setMinimumSize(self.MIN_SIZE)
self.setWindowTitle(_('LSP server editor'))
self.server_settings_description.setWordWrap(True)
self.lang_cb.setToolTip(
_('Programming language provided by the LSP server'))
self.lang_cb.addItem(_('Select a language'))
self.lang_cb.addItems(LSP_LANGUAGES)
self.button_ok.setEnabled(False)
if language is not None:
idx = LSP_LANGUAGES.index(language)
self.lang_cb.setCurrentIndex(idx + 1)
self.button_ok.setEnabled(True)
self.host_input.setPlaceholderText('127.0.0.1')
self.host_input.setText(host)
self.host_input.textChanged.connect(lambda x: self.validate())
self.port_spinner.setToolTip(_('TCP port number of the server'))
self.port_spinner.setMinimum(1)
self.port_spinner.setMaximum(60000)
self.port_spinner.setValue(port)
self.cmd_input.setText(cmd)
self.cmd_input.setPlaceholderText('/absolute/path/to/command')
self.args_input.setToolTip(
_('Additional arguments required to start the server'))
self.args_input.setText(args)
self.args_input.setPlaceholderText(r'--host {host} --port {port}')
self.conf_input.setup_editor(language='json',
color_scheme=CONF.get(
'appearance', 'selected'),
wrap=False,
edge_line=True,
highlight_current_line=True,
highlight_current_cell=True,
occurrence_highlighting=True,
auto_unindent=True,
font=get_font(),
filename='config.json',
folding=False)
self.conf_input.set_language('json', 'config.json')
self.conf_input.setToolTip(
_('Additional LSP server configuration '
'set at runtime. JSON required'))
try:
conf_text = json.dumps(configurations, indent=4, sort_keys=True)
except Exception:
conf_text = '{}'
self.conf_input.set_text(conf_text)
self.external_cb.setToolTip(
_('Check if the server runs on a remote location'))
self.external_cb.setChecked(external)
self.stdio_cb = QCheckBox(_('Use stdio pipes for communication'), self)
self.stdio_cb.setToolTip(
_('Check if the server communicates '
'using stdin/out pipes'))
self.stdio_cb.setChecked(stdio)
# Layout setup
hlayout = QHBoxLayout()
general_vlayout = QVBoxLayout()
general_vlayout.addWidget(self.server_settings_description)
vlayout = QVBoxLayout()
lang_group = QGroupBox(_('Language'))
lang_layout = QVBoxLayout()
lang_layout.addWidget(self.lang_cb)
lang_group.setLayout(lang_layout)
vlayout.addWidget(lang_group)
server_group = QGroupBox(_('Language server'))
server_layout = QGridLayout()
server_layout.addWidget(self.cmd_label, 0, 0)
server_layout.addWidget(self.cmd_input, 0, 1)
server_layout.addWidget(self.args_label, 1, 0)
server_layout.addWidget(self.args_input, 1, 1)
server_group.setLayout(server_layout)
vlayout.addWidget(server_group)
address_group = QGroupBox(_('Server address'))
host_layout = QVBoxLayout()
host_layout.addWidget(self.host_label)
host_layout.addWidget(self.host_input)
port_layout = QVBoxLayout()
port_layout.addWidget(self.port_label)
port_layout.addWidget(self.port_spinner)
conn_info_layout = QHBoxLayout()
conn_info_layout.addLayout(host_layout)
conn_info_layout.addLayout(port_layout)
address_group.setLayout(conn_info_layout)
vlayout.addWidget(address_group)
advanced_group = QGroupBox(_('Advanced'))
advanced_layout = QVBoxLayout()
advanced_layout.addWidget(self.external_cb)
advanced_layout.addWidget(self.stdio_cb)
advanced_group.setLayout(advanced_layout)
vlayout.addWidget(advanced_group)
conf_layout = QVBoxLayout()
conf_layout.addWidget(self.conf_label)
conf_layout.addWidget(self.conf_input)
conf_layout.addWidget(self.json_label)
vlayout.addStretch()
hlayout.addLayout(vlayout, 2)
hlayout.addLayout(conf_layout, 3)
general_vlayout.addLayout(hlayout)
general_vlayout.addWidget(self.bbox)
self.setLayout(general_vlayout)
self.form_status(False)
# Signals
if not external:
self.cmd_input.textChanged.connect(lambda x: self.validate())
self.external_cb.stateChanged.connect(self.set_local_options)
self.stdio_cb.stateChanged.connect(self.set_stdio_options)
self.lang_cb.currentIndexChanged.connect(self.lang_selection_changed)
self.conf_input.textChanged.connect(self.validate)
self.bbox.accepted.connect(self.accept)
self.bbox.rejected.connect(self.reject)
# Final setup
if language is not None:
self.form_status(True)
self.validate()
if stdio:
self.set_stdio_options(True)
if external:
self.set_local_options(True)
@Slot()
def validate(self):
host_text = self.host_input.text()
cmd_text = self.cmd_input.text()
if not self.HOST_REGEX.match(host_text):
self.button_ok.setEnabled(False)
self.host_input.setStyleSheet(self.INVALID_CSS)
if bool(host_text):
self.host_input.setToolTip(_('Hostname must be valid'))
else:
self.host_input.setToolTip(
_('Hostname or IP address of the host on which the server '
'is running. Must be non empty.'))
else:
self.host_input.setStyleSheet(self.VALID_CSS)
self.host_input.setToolTip(_('Hostname is valid'))
self.button_ok.setEnabled(True)
if not self.external:
if not self.NON_EMPTY_REGEX.match(cmd_text):
self.button_ok.setEnabled(False)
self.cmd_input.setStyleSheet(self.INVALID_CSS)
self.cmd_input.setToolTip(
_('Command used to start the LSP server locally. Must be '
'non empty'))
return
if find_program(cmd_text) is None:
self.button_ok.setEnabled(False)
self.cmd_input.setStyleSheet(self.INVALID_CSS)
self.cmd_input.setToolTip(
_('Program was not found '
'on your system'))
else:
self.cmd_input.setStyleSheet(self.VALID_CSS)
self.cmd_input.setToolTip(
_('Program was found on your '
'system'))
self.button_ok.setEnabled(True)
try:
json.loads(self.conf_input.toPlainText())
try:
self.json_label.setText(self.JSON_VALID)
except Exception:
pass
except ValueError:
try:
self.json_label.setText(self.JSON_INVALID)
self.button_ok.setEnabled(False)
except Exception:
pass
def form_status(self, status):
self.host_input.setEnabled(status)
self.port_spinner.setEnabled(status)
self.external_cb.setEnabled(status)
self.stdio_cb.setEnabled(status)
self.cmd_input.setEnabled(status)
self.args_input.setEnabled(status)
self.conf_input.setEnabled(status)
self.json_label.setVisible(status)
@Slot()
def lang_selection_changed(self):
idx = self.lang_cb.currentIndex()
if idx == 0:
self.set_defaults()
self.form_status(False)
self.button_ok.setEnabled(False)
else:
server = self.parent.get_server_by_lang(LSP_LANGUAGES[idx - 1])
self.form_status(True)
if server is not None:
self.host_input.setText(server.host)
self.port_spinner.setValue(server.port)
self.external_cb.setChecked(server.external)
self.stdio_cb.setChecked(server.stdio)
self.cmd_input.setText(server.cmd)
self.args_input.setText(server.args)
self.conf_input.set_text(json.dumps(server.configurations))
self.json_label.setText(self.JSON_VALID)
self.button_ok.setEnabled(True)
else:
self.set_defaults()
def set_defaults(self):
self.cmd_input.setStyleSheet('')
self.host_input.setStyleSheet('')
self.host_input.setText(self.DEFAULT_HOST)
self.port_spinner.setValue(self.DEFAULT_PORT)
self.external_cb.setChecked(self.DEFAULT_EXTERNAL)
self.stdio_cb.setChecked(self.DEFAULT_STDIO)
self.cmd_input.setText(self.DEFAULT_CMD)
self.args_input.setText(self.DEFAULT_ARGS)
self.conf_input.set_text(self.DEFAULT_CONFIGURATION)
self.json_label.setText(self.JSON_VALID)
@Slot(bool)
@Slot(int)
def set_local_options(self, enabled):
self.external = enabled
self.cmd_input.setEnabled(True)
self.args_input.setEnabled(True)
if enabled:
self.cmd_input.setEnabled(False)
self.cmd_input.setStyleSheet('')
self.args_input.setEnabled(False)
self.stdio_cb.stateChanged.disconnect()
self.stdio_cb.setChecked(False)
self.stdio_cb.setEnabled(False)
else:
self.cmd_input.setEnabled(True)
self.args_input.setEnabled(True)
self.stdio_cb.setEnabled(True)
self.stdio_cb.setChecked(False)
self.stdio_cb.stateChanged.connect(self.set_stdio_options)
try:
self.validate()
except Exception:
pass
@Slot(bool)
@Slot(int)
def set_stdio_options(self, enabled):
self.stdio = enabled
if enabled:
self.cmd_input.setEnabled(True)
self.args_input.setEnabled(True)
self.external_cb.stateChanged.disconnect()
self.external_cb.setChecked(False)
self.external_cb.setEnabled(False)
self.host_input.setStyleSheet('')
self.host_input.setEnabled(False)
self.port_spinner.setEnabled(False)
else:
self.cmd_input.setEnabled(True)
self.args_input.setEnabled(True)
self.external_cb.setChecked(False)
self.external_cb.setEnabled(True)
self.external_cb.stateChanged.connect(self.set_local_options)
self.host_input.setEnabled(True)
self.port_spinner.setEnabled(True)
try:
self.validate()
except Exception:
pass
def get_options(self):
language_idx = self.lang_cb.currentIndex()
language = LSP_LANGUAGES[language_idx - 1]
host = self.host_input.text()
port = int(self.port_spinner.value())
external = self.external_cb.isChecked()
stdio = self.stdio_cb.isChecked()
args = self.args_input.text()
cmd = self.cmd_input.text()
configurations = json.loads(self.conf_input.toPlainText())
server = LSPServer(language=language.lower(),
cmd=cmd,
args=args,
host=host,
port=port,
external=external,
stdio=stdio,
configurations=configurations)
return server
def sizeHint( self ): return QSize( 100, 100 )
def __init__(self, latest_version=None, prefix=None):
"""Main dialog for the anaconda navgator updater."""
super(MainDialog, self).__init__()
# Variables
self.api = CondaAPI()
self.prefix = prefix or os.environ.get('CONDA_PREFIX',
self.api.ROOT_PREFIX)
self.info = {}
self.first_run = True
self.setup_ready = False
self.busy = False
self.up_to_date = False
self.error = False
self.success = False
self.status = ''
self.current_version = None
self.latest_version = latest_version
self.style_sheet = load_style_sheet()
self.timer = QTimer()
self.timer_2 = QTimer()
# Widgets
self.message_box = None # For testing
self.label_icon = QSvgWidget()
self.label_message = LabelBase(
"There's a new version of Anaconda Navigator available. "
"We strongly recommend you to update.")
self.label_status = LabelBase('')
self.progress_bar = QProgressBar()
self.button_cancel = ButtonNormal('Dismiss')
self.button_update = ButtonPrimary('Update now')
self.button_launch = ButtonPrimary('Launch Navigator')
# Widgets setup
self.label_message.setAlignment(Qt.AlignLeft | Qt.AlignTop)
self.label_message.setWordWrap(True)
self.label_status.setWordWrap(True)
self.button_update.setAutoDefault(True)
self.button_launch.setAutoDefault(True)
self.button_cancel.setFocusPolicy(Qt.NoFocus)
self.timer.setInterval(1000)
self.timer_2.setInterval(5000)
self.progress_bar.setTextVisible(False)
self.progress_bar.setStyleSheet(self.style_sheet)
self.label_icon.load(images.ANACONDA_LOGO)
self.label_icon.setMaximumSize(QSize(64, 64))
self.label_icon.setMinimumSize(QSize(64, 64))
self.setWindowTitle('Anaconda Navigator Updater')
self.progress_bar.setMaximumWidth(self.WIDTH / 3)
self.setMinimumWidth(self.WIDTH)
self.setMaximumWidth(self.WIDTH)
self.setMinimumHeight(self.HEIGHT)
# Layouts
layout_status = QHBoxLayout()
layout_status.addWidget(self.label_status)
layout_status.addWidget(SpacerHorizontal())
layout_status.addWidget(self.progress_bar)
layout_text = QVBoxLayout()
layout_text.addWidget(self.label_message)
layout_text.addStretch()
layout_text.addWidget(SpacerVertical())
layout_text.addLayout(layout_status)
layout_icon = QVBoxLayout()
layout_icon.addWidget(self.label_icon)
layout_icon.addStretch()
layout_top = QHBoxLayout()
layout_top.addLayout(layout_icon)
layout_top.addWidget(SpacerHorizontal())
layout_top.addLayout(layout_text)
layout_buttons = QHBoxLayout()
layout_buttons.addStretch()
layout_buttons.addWidget(self.button_cancel)
layout_buttons.addWidget(SpacerHorizontal())
layout_buttons.addWidget(self.button_update)
layout_buttons.addWidget(self.button_launch)
layout = QVBoxLayout()
layout.addLayout(layout_top)
layout.addWidget(SpacerVertical())
layout.addWidget(SpacerVertical())
layout.addStretch()
layout.addLayout(layout_buttons)
self.setLayout(layout)
# Signals
self.button_update.clicked.connect(self.install_update)
self.button_cancel.clicked.connect(self.reject)
self.button_launch.clicked.connect(self.launch)
self.timer.timeout.connect(self.refresh)
self.timer_2.timeout.connect(self.check_conditions)
# Setup
self.timer.start()
self.timer_2.start()
self.check_conditions()
self.refresh()
def sizeHint(self):
"""Override Qt method."""
return QSize(self.compute_width(), 0)
def __init__(self, parent, names, order, active):
super(LayoutSettingsDialog, self).__init__(parent)
# variables
self._parent = parent
self._selection_model = None
self.names = names
self.order = order
self.active = active
# widgets
self.button_move_up = QPushButton(_('Move Up'))
self.button_move_down = QPushButton(_('Move Down'))
self.button_delete = QPushButton(_('Delete Layout'))
self.button_box = QDialogButtonBox(QDialogButtonBox.Ok |
QDialogButtonBox.Cancel,
Qt.Horizontal, self)
self.group_box = QGroupBox(_("Layout Display and Order"))
self.table = QTableView(self)
self.ok_button = self.button_box.button(QDialogButtonBox.Ok)
self.cancel_button = self.button_box.button(QDialogButtonBox.Cancel)
self.cancel_button.setDefault(True)
self.cancel_button.setAutoDefault(True)
# widget setup
self.dialog_size = QSize(300, 200)
self.setMinimumSize(self.dialog_size)
self.setFixedSize(self.dialog_size)
self.setWindowTitle('Layout Settings')
self.table.setModel(LayoutModel(self.table, order, active))
self.table.setSelectionBehavior(QAbstractItemView.SelectRows)
self.table.setSelectionMode(QAbstractItemView.SingleSelection)
self.table.verticalHeader().hide()
self.table.horizontalHeader().hide()
self.table.setAlternatingRowColors(True)
self.table.setShowGrid(False)
self.table.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.table.horizontalHeader().setStretchLastSection(True)
self.table.setColumnHidden(1, True)
# need to keep a reference for pyside not to segfault!
self._selection_model = self.table.selectionModel()
# layout
buttons_layout = QVBoxLayout()
buttons_layout.addWidget(self.button_move_up)
buttons_layout.addWidget(self.button_move_down)
buttons_layout.addStretch()
buttons_layout.addWidget(self.button_delete)
group_layout = QHBoxLayout()
group_layout.addWidget(self.table)
group_layout.addLayout(buttons_layout)
self.group_box.setLayout(group_layout)
layout = QVBoxLayout()
layout.addWidget(self.group_box)
layout.addWidget(self.button_box)
self.setLayout(layout)
# signals and slots
self.button_box.accepted.connect(self.accept)
self.button_box.rejected.connect(self.close)
self.button_delete.clicked.connect(self.delete_layout)
self.button_move_up.clicked.connect(lambda: self.move_layout(True))
self.button_move_down.clicked.connect(lambda: self.move_layout(False))
self.table.model().dataChanged.connect(
lambda: self.selection_changed(None, None))
self._selection_model.selectionChanged.connect(
lambda: self.selection_changed(None, None))
# focus table
index = self.table.model().index(0, 0)
self.table.setCurrentIndex(index)
self.table.setFocus()
def widget_size():
"""Return the size defined in the SASS file."""
return QSize(SASS_VARIABLES.WIDGET_ENVIRONMENT_TOTAL_WIDTH,
SASS_VARIABLES.WIDGET_ENVIRONMENT_TOTAL_HEIGHT)
def __init__(self,
parent=None,
hide_nav_bar=False,
hide_menu_bar=False,
hide_status_bar=False):
super(PyDMMainWindow, self).__init__(parent)
self.app = QApplication.instance()
self.font_factor = 1
self.iconFont = IconFont()
self._display_widget = None
self._showing_file_path_in_title_bar = False
self._saved_menu_geometry = None
self._saved_menu_height = None
self._new_widget_size = None
self.default_font_size = QApplication.instance().font().pointSizeF()
self.home_file = None
self.home_widget = None
self.designer_path = None
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
self.ui.navbar.setIconSize(QSize(24, 24))
self.ui.navbar.setToolButtonStyle(Qt.ToolButtonTextUnderIcon)
self.ui.actionHome.triggered.connect(self.home_triggered)
self.ui.actionHome.setIcon(self.iconFont.icon("home"))
self.ui.actionBack.triggered.connect(self.back_triggered)
self.ui.actionBack.setIcon(self.iconFont.icon("angle-left"))
self.ui.actionForward.triggered.connect(self.forward_triggered)
self.ui.actionForward.setIcon(self.iconFont.icon("angle-right"))
self.ui.actionEdit_in_Designer.triggered.connect(self.edit_in_designer)
self.ui.actionOpen_File.triggered.connect(self.open_file_action)
self.ui.actionReload_Display.triggered.connect(self.reload_display)
self.ui.actionIncrease_Font_Size.triggered.connect(
self.increase_font_size)
self.ui.actionDecrease_Font_Size.triggered.connect(
self.decrease_font_size)
self.ui.actionDefault_Font_Size.triggered.connect(self.reset_font_size)
self.ui.actionEnter_Fullscreen.triggered.connect(self.enter_fullscreen)
self.ui.actionShow_File_Path_in_Title_Bar.triggered.connect(
self.toggle_file_path_in_title_bar)
self.ui.actionShow_Navigation_Bar.triggered.connect(
self.toggle_nav_bar)
self.ui.actionShow_Menu_Bar.triggered.connect(self.toggle_menu_bar)
self.ui.actionShow_Status_Bar.triggered.connect(self.toggle_status_bar)
self.ui.actionShow_Connections.triggered.connect(self.show_connections)
self.ui.actionAbout_PyDM.triggered.connect(self.show_about_window)
self.ui.actionLoadTool.triggered.connect(self.load_tool)
self.ui.actionLoadTool.setIcon(self.iconFont.icon("rocket"))
self.ui.actionQuit.triggered.connect(self.quit_main_window)
if hide_nav_bar:
self.toggle_nav_bar(False)
if hide_menu_bar:
# Toggle the menu bar via the QAction so that the menu item
# stays in sync with menu visibility.
self.ui.actionShow_Menu_Bar.activate(QAction.Trigger)
if hide_status_bar:
self.toggle_status_bar(False)
#Try to find the designer binary.
self.ui.actionEdit_in_Designer.setEnabled(False)
possible_designer_bin_paths = (
QLibraryInfo.location(QLibraryInfo.BinariesPath),
QLibraryInfo.location(QLibraryInfo.LibraryExecutablesPath))
for bin_path in possible_designer_bin_paths:
if platform.system() == 'Darwin':
designer_path = os.path.join(
bin_path, 'Designer.app/Contents/MacOS/Designer')
elif platform.system() == 'Linux':
designer_path = os.path.join(bin_path, 'designer')
else:
designer_path = os.path.join(bin_path, 'designer.exe')
if os.path.isfile(designer_path):
self.designer_path = designer_path
break
self.update_tools_menu()
self.enable_disable_navigation()
def minimumSizeHint(self):
return QSize(30, 30)
def sizeHint(self):
"""Return the size required to show the entire message."""
return QSize(
super().sizeHint().width(),
self.row2_widget.height() + self.message.sizeHint().height(),
)
def move_to_bottom_right(self, offset=(8, 8)):
"""Position widget at the bottom right edge of the parent."""
if not self.parent():
return
sz = self.parent().size() - self.size() - QSize(*offset)
self.move(QPoint(sz.width(), sz.height()))
def test_mainwindow_init(mainwindow):
"""Test that the mainwindow is initialized correctly."""
assert mainwindow
assert mainwindow.size() == QSize(*INIT_MAINWINDOW_SIZE)
assert mainwindow._workdir == get_home_dir()
def sizeHint(self):
w, h = self.get_width_height()
return QSize(w, h)
class PyDMSymbol(QWidget, PyDMWidget):
"""
PyDMSymbol will render an image (symbol) for each value of a channel.
Parameters
----------
parent : QWidget
The parent widget for the Label
init_channel : str, optional
The channel to be used by the widget.
"""
def __init__(self, parent=None, init_channel=None):
QWidget.__init__(self, parent)
PyDMWidget.__init__(self, init_channel=init_channel)
if 'Index' not in PyDMSymbol.RULE_PROPERTIES:
PyDMSymbol.RULE_PROPERTIES = PyDMWidget.RULE_PROPERTIES.copy()
PyDMSymbol.RULE_PROPERTIES.update(
{'Index': ['set_current_key', object]})
self.app = QApplication.instance()
self._current_key = 0
self._state_images_string = ""
self._state_images = {} # Keyed on state values (ints), values are (filename, qpixmap or qsvgrenderer) tuples.
self._aspect_ratio_mode = Qt.KeepAspectRatio
self._sizeHint = self.minimumSizeHint()
self._painter = QPainter()
def init_for_designer(self):
"""
Method called after the constructor to tweak configurations for
when using the widget with the Qt Designer
"""
self.value = 0
self._current_key = 0
def set_current_key(self, current_key):
"""
Change the image being displayed for the one given by `current_key`.
Parameters
----------
current_key : object
The current_key parameter can be of any type as long as it matches
the type used as key for the imageFiles dictionary.
"""
if self._current_key != current_key:
self._current_key = current_key
self.update()
@Property(str)
def imageFiles(self):
"""
JSON-formatted dictionary keyed on states (integers), with filenames
of the image file to display for the state.
Returns
-------
str
"""
if not self._state_images:
return self._state_images_string
return json.dumps({str(state): val[0] for (state, val) in self._state_images.items()})
@imageFiles.setter
def imageFiles(self, new_files):
"""
JSON-formatted dictionary keyed on states (integers), with filenames
of the image file to display for the state.
Parameters
----------
new_files : str
"""
self._state_images_string = str(new_files)
try:
new_file_dict = json.loads(self._state_images_string)
except Exception:
self._state_images = {}
return
self._sizeHint = QSize(0, 0)
for (state, filename) in new_file_dict.items():
if is_pydm_app():
try:
file_path = self.app.get_path(filename)
except Exception as e:
logger.exception("Couldn't get file with path %s", filename)
file_path = filename
else:
file_path = filename
# First, lets try SVG. We have to try SVG first, otherwise
# QPixmap will happily load the SVG and turn it into a raster image.
# Really annoying: We have to try to load the file as SVG,
# and we expect it will fail often (because many images aren't SVG).
# Qt prints a warning message to stdout any time SVG loading fails.
# So we have to temporarily silence Qt warning messages here.
qInstallMessageHandler(self.qt_message_handler)
svg = QSvgRenderer()
svg.repaintNeeded.connect(self.update)
if svg.load(file_path):
self._state_images[int(state)] = (filename, svg)
self._sizeHint = self._sizeHint.expandedTo(svg.defaultSize())
qInstallMessageHandler(None)
continue
qInstallMessageHandler(None)
# SVG didn't work, lets try QPixmap
image = QPixmap(file_path)
if not image.isNull():
self._state_images[int(state)] = (filename, image)
self._sizeHint = self._sizeHint.expandedTo(image.size())
continue
# If we get this far, the file specified could not be loaded at all.
logger.error("Could not load image: {}".format(filename))
self._state_images[int(state)] = (filename, None)
@Property(Qt.AspectRatioMode)
def aspectRatioMode(self):
"""
Which aspect ratio mode to use.
Returns
-------
Qt.AspectRatioMode
"""
return self._aspect_ratio_mode
@aspectRatioMode.setter
def aspectRatioMode(self, new_mode):
"""
Which aspect ratio mode to use.
Parameters
-----------
new_mode : Qt.AspectRatioMode
"""
if new_mode != self._aspect_ratio_mode:
self._aspect_ratio_mode = new_mode
self.update()
def connection_changed(self, connected):
"""
Callback invoked when the connection state of the Channel is changed.
This callback acts on the connection state to enable/disable the widget
and also trigger the change on alarm severity to ALARM_DISCONNECTED.
Parameters
----------
connected : int
When this value is 0 the channel is disconnected, 1 otherwise.
"""
super(PyDMSymbol, self).connection_changed(connected)
self.update()
def value_changed(self, new_val):
"""
Callback invoked when the Channel value is changed.
Parameters
----------
new_val : int
The new value from the channel.
"""
super(PyDMSymbol, self).value_changed(new_val)
self._current_key = new_val
self.update()
def sizeHint(self):
"""
This property holds the recommended size for the widget.
Returns
-------
QSize
"""
return self._sizeHint
def minimumSizeHint(self):
"""
This property holds the recommended minimum size for the widget.
Returns
-------
QSize
"""
return QSize(10, 10) # This is totally arbitrary, I just want *some* visible nonzero size
def paintEvent(self, event):
"""
Paint events are sent to widgets that need to update themselves,
for instance when part of a widget is exposed because a covering
widget was moved.
At PyDMSymbol this method handles the alarm painting with parameters
from the stylesheet and draws the proper image.
Parameters
----------
event : QPaintEvent
"""
self._painter.begin(self)
opt = QStyleOption()
opt.initFrom(self)
self.style().drawPrimitive(QStyle.PE_Widget, opt, self._painter, self)
# self._painter.setRenderHint(QPainter.Antialiasing)
if self._current_key is None:
self._painter.end()
return
image_to_draw = self._state_images.get(self._current_key, (None, None))[1]
if image_to_draw is None:
self._painter.end()
return
if isinstance(image_to_draw, QPixmap):
w = float(image_to_draw.width())
h = float(image_to_draw.height())
if self._aspect_ratio_mode == Qt.IgnoreAspectRatio:
scale = (event.rect().width() / w, event.rect().height() / h)
elif self._aspect_ratio_mode == Qt.KeepAspectRatio:
sf = min(event.rect().width() / w, event.rect().height() / h)
scale = (sf, sf)
elif self._aspect_ratio_mode == Qt.KeepAspectRatioByExpanding:
sf = max(event.rect().width() / w, event.rect().height() / h)
scale = (sf, sf)
self._painter.scale(scale[0], scale[1])
self._painter.drawPixmap(event.rect().x(), event.rect().y(), image_to_draw)
elif isinstance(image_to_draw, QSvgRenderer):
draw_size = QSizeF(image_to_draw.defaultSize())
draw_size.scale(QSizeF(event.rect().size()), self._aspect_ratio_mode)
image_to_draw.render(self._painter, QRectF(0.0, 0.0, draw_size.width(), draw_size.height()))
self._painter.end()
def qt_message_handler(self, msg_type, *args):
# Intentionally suppress all qt messages. Make sure not to leave this handler installed.
pass
def __init__(self, parent, prefix, name, action, version, versions, packages_sizes, active_channels):
super(CondaPackageActionDialog, self).__init__(parent)
self._parent = parent
self._prefix = prefix
self._version_text = None
self._name = name
self._dependencies_dic = {}
self._active_channels = active_channels
self._packages_sizes = packages_sizes
self.api = ManagerAPI()
# Widgets
self.label = QLabel(self)
self.combobox_version = QComboBox()
self.label_version = QLabel(self)
self.widget_version = None
self.table_dependencies = None
self.checkbox = QCheckBox(_("Install dependencies (recommended)"))
self.bbox = QDialogButtonBox(QDialogButtonBox.Ok | QDialogButtonBox.Cancel, Qt.Horizontal, self)
self.button_ok = self.bbox.button(QDialogButtonBox.Ok)
self.button_cancel = self.bbox.button(QDialogButtonBox.Cancel)
self.button_cancel.setDefault(True)
self.button_cancel.setAutoDefault(True)
dialog_size = QSize(300, 90)
# Helper variable values
action_title = {
C.ACTION_UPGRADE: _("Upgrade package"),
C.ACTION_DOWNGRADE: _("Downgrade package"),
C.ACTION_REMOVE: _("Remove package"),
C.ACTION_INSTALL: _("Install package"),
}
# FIXME: There is a bug, a package installed by anaconda has version
# astropy 0.4 and the linked list 0.4 but the available versions
# in the json file do not include 0.4 but 0.4rc1... so...
# temporal fix is to check if inside list otherwise show full list
if action == C.ACTION_UPGRADE:
if version in versions:
index = versions.index(version)
combo_versions = versions[index + 1 :]
else:
versions = versions
elif action == C.ACTION_DOWNGRADE:
if version in versions:
index = versions.index(version)
combo_versions = versions[:index]
else:
versions = versions
elif action == C.ACTION_REMOVE:
combo_versions = [version]
self.combobox_version.setEnabled(False)
elif action == C.ACTION_INSTALL:
combo_versions = versions
# Reverse order for combobox
combo_versions = list(reversed(combo_versions))
if len(versions) == 1:
if action == C.ACTION_REMOVE:
labeltext = _("Package version to remove:")
else:
labeltext = _("Package version available:")
self.label_version.setText(combo_versions[0])
self.widget_version = self.label_version
else:
labeltext = _("Select package version:")
self.combobox_version.addItems(combo_versions)
self.widget_version = self.combobox_version
self.label.setText(labeltext)
self.label_version.setAlignment(Qt.AlignLeft)
self.table_dependencies = QWidget(self)
layout = QVBoxLayout()
version_layout = QHBoxLayout()
version_layout.addWidget(self.label)
version_layout.addStretch()
version_layout.addWidget(self.widget_version)
layout.addLayout(version_layout)
self.widgets = [self.checkbox, self.button_ok, self.widget_version, self.table_dependencies]
# Create a Table
if action in [C.ACTION_INSTALL, C.ACTION_UPGRADE, C.ACTION_DOWNGRADE]:
table = QTableView(self)
dialog_size = QSize(dialog_size.width() + 40, 300)
self.table_dependencies = table
layout.addWidget(self.checkbox)
self.checkbox.setChecked(True)
self._changed_version(versions[0])
table.setSelectionBehavior(QAbstractItemView.SelectRows)
table.verticalHeader().hide()
table.horizontalHeader().hide()
table.setAlternatingRowColors(True)
table.setShowGrid(False)
table.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
table.horizontalHeader().setStretchLastSection(True)
layout.addWidget(self.table_dependencies)
layout.addWidget(self.bbox)
title = "{0}: {1}".format(action_title[action], name)
self.setLayout(layout)
self.setMinimumSize(dialog_size)
self.setFixedSize(dialog_size)
self.setWindowTitle(title)
self.setModal(True)
# Signals and slots
self.bbox.accepted.connect(self.accept)
self.bbox.rejected.connect(self.close)
self.combobox_version.currentIndexChanged.connect(self._changed_version)
self.checkbox.stateChanged.connect(self._changed_checkbox)
def paintEvent(self, event):
"""Override Qt method.
Painting line number area
"""
painter = QPainter(self)
painter.fillRect(event.rect(), self.editor.sideareas_color)
# This is needed to make that the font size of line numbers
# be the same as the text one when zooming
# See spyder-ide/spyder#2296 and spyder-ide/spyder#4811.
font = self.editor.font()
font_height = self.editor.fontMetrics().height()
active_block = self.editor.textCursor().block()
active_line_number = active_block.blockNumber() + 1
def draw_pixmap(xleft, ytop, pixmap):
if not QT55_VERSION:
pixmap_height = pixmap.height()
else:
# scale pixmap height to device independent pixels
pixmap_height = pixmap.height() / pixmap.devicePixelRatio()
painter.drawPixmap(xleft, ytop + (font_height - pixmap_height) / 2,
pixmap)
for top, line_number, block in self.editor.visible_blocks:
if self._margin:
if line_number == active_line_number:
font.setWeight(font.Bold)
painter.setFont(font)
painter.setPen(self.editor.normal_color)
else:
font.setWeight(font.Normal)
painter.setFont(font)
painter.setPen(self.linenumbers_color)
painter.drawText(0, top, self.width(), font_height,
Qt.AlignRight | Qt.AlignBottom,
to_text_string(line_number))
size = self.get_markers_margin() - 2
icon_size = QSize(size, size)
data = block.userData()
if self._markers_margin and data:
if data.code_analysis:
errors = 0
warnings = 0
infos = 0
hints = 0
for _, _, sev, _ in data.code_analysis:
errors += sev == DiagnosticSeverity.ERROR
warnings += sev == DiagnosticSeverity.WARNING
infos += sev == DiagnosticSeverity.INFORMATION
hints += sev == DiagnosticSeverity.HINT
if errors:
draw_pixmap(1, top, self.error_icon.pixmap(icon_size))
elif warnings:
draw_pixmap(1, top,
self.warning_icon.pixmap(icon_size))
elif infos:
draw_pixmap(1, top, self.info_icon.pixmap(icon_size))
elif hints:
draw_pixmap(1, top, self.hint_icon.pixmap(icon_size))
if data.todo:
draw_pixmap(1, top, self.todo_icon.pixmap(icon_size))
def setup(self):
"""Setup window parameters"""
self.setWindowIcon(get_icon("python.png"))
self.setWindowTitle(APP_NAME)
self.resize(QSize(600, 800))
# Welcome message in statusbar:
status = self.statusBar()
status.showMessage(_("Welcome to guiqwt application example!"), 5000)
# File menu
file_menu = self.menuBar().addMenu(_("File"))
new_action = create_action(
self,
_("New..."),
shortcut="Ctrl+N",
icon=get_icon("filenew.png"),
tip=_("Create a new image"),
triggered=self.new_image,
)
open_action = create_action(
self,
_("Open..."),
shortcut="Ctrl+O",
icon=get_icon("fileopen.png"),
tip=_("Open an image"),
triggered=self.open_image,
)
quit_action = create_action(
self,
_("Quit"),
shortcut="Ctrl+Q",
icon=get_std_icon("DialogCloseButton"),
tip=_("Quit application"),
triggered=self.close,
)
add_actions(file_menu, (new_action, open_action, None, quit_action))
# Help menu
help_menu = self.menuBar().addMenu("?")
about_action = create_action(
self,
_("About..."),
icon=get_std_icon("MessageBoxInformation"),
triggered=self.about,
)
add_actions(help_menu, (about_action, ))
main_toolbar = self.addToolBar("Main")
add_actions(
main_toolbar,
(
new_action,
open_action,
),
)
# Set central widget:
toolbar = self.addToolBar("Image")
self.mainwidget = CentralWidget(self, toolbar)
self.setCentralWidget(self.mainwidget)
class SnippetEditor(QDialog):
SNIPPET_VALID = _('Valid snippet')
SNIPPET_INVALID = _('Invalid snippet')
INVALID_CB_CSS = "QComboBox {border: 1px solid red;}"
VALID_CB_CSS = "QComboBox {border: 1px solid green;}"
INVALID_LINE_CSS = "QLineEdit {border: 1px solid red;}"
VALID_LINE_CSS = "QLineEdit {border: 1px solid green;}"
MIN_SIZE = QSize(850, 600)
def __init__(self,
parent,
language=None,
trigger_text='',
description='',
snippet_text='',
remove_trigger=False,
trigger_texts=[],
descriptions=[]):
super(SnippetEditor, self).__init__(parent)
snippet_description = _(
"To add a new text snippet, you need to define the text "
"that triggers it, a short description (two words maximum) "
"of the snippet and if it should delete the trigger text when "
"inserted. Finally, you need to define the snippet body to insert."
)
self.parent = parent
self.trigger_text = trigger_text
self.description = description
self.remove_trigger = remove_trigger
self.snippet_text = snippet_text
self.descriptions = descriptions
self.base_snippet = Snippet(language=language,
trigger_text=trigger_text,
snippet_text=snippet_text,
description=description,
remove_trigger=remove_trigger)
# Widgets
self.snippet_settings_description = QLabel(snippet_description)
self.snippet_settings_description.setFixedWidth(450)
# Trigger text
self.trigger_text_label = QLabel(_('Trigger text:'))
self.trigger_text_cb = QComboBox(self)
self.trigger_text_cb.setEditable(True)
# Description
self.description_label = QLabel(_('Description:'))
self.description_input = QLineEdit(self)
# Remove trigger
self.remove_trigger_cb = QCheckBox(
_('Remove trigger text on insertion'), self)
self.remove_trigger_cb.setToolTip(
_('Check if the text that triggers '
'this snippet should be removed '
'when inserting it'))
self.remove_trigger_cb.setChecked(self.remove_trigger)
# Snippet body input
self.snippet_label = QLabel(_('<b>Snippet text:</b>'))
self.snippet_valid_label = QLabel(self.SNIPPET_INVALID, self)
self.snippet_input = SimpleCodeEditor(None)
# Dialog buttons
self.bbox = QDialogButtonBox(QDialogButtonBox.Ok
| QDialogButtonBox.Cancel)
self.button_ok = self.bbox.button(QDialogButtonBox.Ok)
self.button_cancel = self.bbox.button(QDialogButtonBox.Cancel)
# Widget setup
self.setWindowTitle(_('Snippet editor'))
self.snippet_settings_description.setWordWrap(True)
self.trigger_text_cb.setToolTip(
_('Trigger text for the current snippet'))
self.trigger_text_cb.addItems(trigger_texts)
if self.trigger_text != '':
idx = trigger_texts.index(self.trigger_text)
self.trigger_text_cb.setCurrentIndex(idx)
self.description_input.setText(self.description)
self.description_input.textChanged.connect(lambda _x: self.validate())
text_inputs = (self.trigger_text, self.description, self.snippet_text)
non_empty_text = all([x != '' for x in text_inputs])
if non_empty_text:
self.button_ok.setEnabled(True)
self.snippet_input.setup_editor(language=language,
color_scheme=CONF.get(
'appearance', 'selected'),
wrap=False,
highlight_current_line=True,
font=get_font())
self.snippet_input.set_language(language)
self.snippet_input.setToolTip(_('Snippet text completion to insert'))
self.snippet_input.set_text(snippet_text)
# Layout setup
general_layout = QVBoxLayout()
general_layout.addWidget(self.snippet_settings_description)
snippet_settings_group = QGroupBox(_('Trigger information'))
settings_layout = QGridLayout()
settings_layout.addWidget(self.trigger_text_label, 0, 0)
settings_layout.addWidget(self.trigger_text_cb, 0, 1)
settings_layout.addWidget(self.description_label, 1, 0)
settings_layout.addWidget(self.description_input, 1, 1)
all_settings_layout = QVBoxLayout()
all_settings_layout.addLayout(settings_layout)
all_settings_layout.addWidget(self.remove_trigger_cb)
snippet_settings_group.setLayout(all_settings_layout)
general_layout.addWidget(snippet_settings_group)
text_layout = QVBoxLayout()
text_layout.addWidget(self.snippet_label)
text_layout.addWidget(self.snippet_input)
text_layout.addWidget(self.snippet_valid_label)
general_layout.addLayout(text_layout)
general_layout.addWidget(self.bbox)
self.setLayout(general_layout)
# Signals
self.trigger_text_cb.editTextChanged.connect(self.validate)
self.description_input.textChanged.connect(self.validate)
self.snippet_input.textChanged.connect(self.validate)
self.bbox.accepted.connect(self.accept)
self.bbox.rejected.connect(self.reject)
# Final setup
if trigger_text != '' or snippet_text != '':
self.validate()
@Slot()
def validate(self):
trigger_text = self.trigger_text_cb.currentText()
description_text = self.description_input.text()
snippet_text = self.snippet_input.toPlainText()
invalid = False
try:
build_snippet_ast(snippet_text)
self.snippet_valid_label.setText(self.SNIPPET_VALID)
except SyntaxError:
invalid = True
self.snippet_valid_label.setText(self.SNIPPET_INVALID)
if trigger_text == '':
invalid = True
self.trigger_text_cb.setStyleSheet(self.INVALID_CB_CSS)
else:
self.trigger_text_cb.setStyleSheet(self.VALID_CB_CSS)
if trigger_text in self.descriptions:
if self.trigger_text != trigger_text:
if description_text in self.descriptions[trigger_text]:
invalid = True
self.description_input.setStyleSheet(self.INVALID_LINE_CSS)
else:
self.description_input.setStyleSheet(self.VALID_LINE_CSS)
else:
if description_text != self.description:
if description_text in self.descriptions[trigger_text]:
invalid = True
self.description_input.setStyleSheet(
self.INVALID_LINE_CSS)
else:
self.description_input.setStyleSheet(
self.VALID_LINE_CSS)
else:
self.description_input.setStyleSheet(self.VALID_LINE_CSS)
self.button_ok.setEnabled(not invalid)
def get_options(self):
trigger_text = self.trigger_text_cb.currentText()
description_text = self.description_input.text()
snippet_text = self.snippet_input.toPlainText()
remove_trigger = self.remove_trigger_cb.isChecked()
self.base_snippet.update(trigger_text, description_text, snippet_text,
remove_trigger)
return self.base_snippet
def __init__(self, parent, env, name, action, version, versions):
super(CondaPackageActionDialog, self).__init__(parent)
self._parent = parent
self._env = env
self._version_text = None
self._name = name
self._dependencies_dic = {}
self._conda_process = \
conda_api_q.CondaProcess(self, self._on_process_finished)
# widgets
self.label = QLabel(self)
self.combobox_version = QComboBox()
self.label_version = QLabel(self)
self.widget_version = None
self.table_dependencies = None
self.checkbox = QCheckBox(_('Install dependencies (recommended)'))
self.bbox = QDialogButtonBox(QDialogButtonBox.Ok |
QDialogButtonBox.Cancel, Qt.Horizontal,
self)
self.button_ok = self.bbox.button(QDialogButtonBox.Ok)
self.button_cancel = self.bbox.button(QDialogButtonBox.Cancel)
self.button_cancel.setDefault(True)
self.button_cancel.setAutoDefault(True)
dialog_size = QSize(300, 90)
# helper variable values
action_title = {const.UPGRADE: _("Upgrade package"),
const.DOWNGRADE: _("Downgrade package"),
const.REMOVE: _("Remove package"),
const.INSTALL: _("Install package")}
# Versions might have duplicates from different builds
versions = sort_versions(list(set(versions)), reverse=True)
# FIXME: There is a bug, a package installed by anaconda has version
# astropy 0.4 and the linked list 0.4 but the available versions
# in the json file do not include 0.4 but 0.4rc1... so...
# temporal fix is to check if inside list otherwise show full list
if action == const.UPGRADE:
if version in versions:
index = versions.index(version)
versions = versions[:index]
else:
versions = versions
elif action == const.DOWNGRADE:
if version in versions:
index = versions.index(version)
versions = versions[index+1:]
else:
versions = versions
elif action == const.REMOVE:
versions = [version]
self.combobox_version.setEnabled(False)
if len(versions) == 1:
if action == const.REMOVE:
labeltext = _('Package version to remove:')
else:
labeltext = _('Package version available:')
self.label_version.setText(versions[0])
self.widget_version = self.label_version
else:
labeltext = _("Select package version:")
self.combobox_version.addItems(versions)
self.widget_version = self.combobox_version
self.label.setText(labeltext)
self.label_version.setAlignment(Qt.AlignLeft)
self.table_dependencies = QWidget(self)
self._layout = QGridLayout()
self._layout.addWidget(self.label, 0, 0, Qt.AlignVCenter |
Qt.AlignLeft)
self._layout.addWidget(self.widget_version, 0, 1, Qt.AlignVCenter |
Qt.AlignRight)
self.widgets = [self.checkbox, self.button_ok, self.widget_version,
self.table_dependencies]
row_index = 1
# Create a Table
if action in [const.INSTALL, const.UPGRADE, const.DOWNGRADE]:
table = QTableView(self)
dialog_size = QSize(dialog_size.width() + 40, 300)
self.table_dependencies = table
row_index = 1
self._layout.addItem(QSpacerItem(10, 5), row_index, 0)
self._layout.addWidget(self.checkbox, row_index + 1, 0, 1, 2)
self.checkbox.setChecked(True)
self._changed_version(versions[0])
table.setSelectionBehavior(QAbstractItemView.SelectRows)
table.verticalHeader().hide()
table.horizontalHeader().hide()
table.setAlternatingRowColors(True)
table.setShowGrid(False)
table.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
table.horizontalHeader().setStretchLastSection(True)
self._layout.addWidget(self.table_dependencies, row_index + 2, 0, 1, 2,
Qt.AlignHCenter)
self._layout.addItem(QSpacerItem(10, 5), row_index + 3, 0)
self._layout.addWidget(self.bbox, row_index + 6, 0, 1, 2,
Qt.AlignHCenter)
title = "{0}: {1}".format(action_title[action], name)
self.setLayout(self._layout)
self.setMinimumSize(dialog_size)
self.setFixedSize(dialog_size)
self.setWindowTitle(title)
self.setModal(True)
# signals and slots
self.bbox.accepted.connect(self.accept)
self.bbox.rejected.connect(self.close)
self.combobox_version.currentIndexChanged.connect(
self._changed_version)
self.checkbox.stateChanged.connect(self._changed_checkbox)
def createSpace(self, size=5):
"""Creates a widget that can be used as spacing on a panel."""
qw = QWidget()
qw.setMinimumSize(QSize(size, size))
return qw
def __init__(self,
parent,
data=None,
readonly=False,
bg_value=None,
bg_gradient='blue-red',
minvalue=None,
maxvalue=None,
digits=None):
QWidget.__init__(self, parent)
assert bg_gradient in gradient_map
if data is not None and np.isscalar(data):
readonly = True
self.readonly = readonly
# prepare internal views and models
self.model_axes = AxesArrayModel(parent=self, readonly=readonly)
self.view_axes = AxesView(parent=self, model=self.model_axes)
self.model_hlabels = LabelsArrayModel(parent=self, readonly=readonly)
self.view_hlabels = LabelsView(parent=self,
model=self.model_hlabels,
hpos=RIGHT,
vpos=TOP)
self.model_vlabels = LabelsArrayModel(parent=self, readonly=readonly)
self.view_vlabels = LabelsView(parent=self,
model=self.model_vlabels,
hpos=LEFT,
vpos=BOTTOM)
self.model_data = DataArrayModel(parent=self,
readonly=readonly,
minvalue=minvalue,
maxvalue=maxvalue)
self.view_data = DataView(parent=self, model=self.model_data)
# in case data is None
self.data_adapter = None
# Create vertical and horizontal scrollbars
self.vscrollbar = ScrollBar(self, self.view_data.verticalScrollBar())
self.hscrollbar = ScrollBar(self, self.view_data.horizontalScrollBar())
# Synchronize resizing
self.view_axes.horizontalHeader().sectionResized.connect(
self.view_vlabels.updateSectionWidth)
self.view_axes.verticalHeader().sectionResized.connect(
self.view_hlabels.updateSectionHeight)
self.view_hlabels.horizontalHeader().sectionResized.connect(
self.view_data.updateSectionWidth)
self.view_vlabels.verticalHeader().sectionResized.connect(
self.view_data.updateSectionHeight)
# Synchronize auto-resizing
self.view_axes.horizontalHeader().sectionHandleDoubleClicked.connect(
self.resize_axes_column_to_contents)
self.view_hlabels.horizontalHeader(
).sectionHandleDoubleClicked.connect(
self.resize_hlabels_column_to_contents)
self.view_axes.verticalHeader().sectionHandleDoubleClicked.connect(
self.resize_axes_row_to_contents)
self.view_vlabels.verticalHeader().sectionHandleDoubleClicked.connect(
self.resize_vlabels_row_to_contents)
# synchronize specific methods
self.view_axes.allSelected.connect(self.view_data.selectAll)
self.view_data.signal_copy.connect(self.copy)
self.view_data.signal_excel.connect(self.to_excel)
self.view_data.signal_paste.connect(self.paste)
self.view_data.signal_plot.connect(self.plot)
# propagate changes (add new items in the QUndoStack attribute of MappingEditor)
self.model_data.newChanges.connect(self.data_changed)
# Synchronize scrolling
# data <--> hlabels
self.view_data.horizontalScrollBar().valueChanged.connect(
self.view_hlabels.horizontalScrollBar().setValue)
self.view_hlabels.horizontalScrollBar().valueChanged.connect(
self.view_data.horizontalScrollBar().setValue)
# data <--> vlabels
self.view_data.verticalScrollBar().valueChanged.connect(
self.view_vlabels.verticalScrollBar().setValue)
self.view_vlabels.verticalScrollBar().valueChanged.connect(
self.view_data.verticalScrollBar().setValue)
# Synchronize selecting columns(rows) via hor.(vert.) header of x(y)labels view
self.view_hlabels.horizontalHeader().sectionPressed.connect(
self.view_data.selectColumn)
self.view_hlabels.horizontalHeader().sectionEntered.connect(
self.view_data.selectNewColumn)
self.view_vlabels.verticalHeader().sectionPressed.connect(
self.view_data.selectRow)
self.view_vlabels.verticalHeader().sectionEntered.connect(
self.view_data.selectNewRow)
# following lines are required to keep usual selection color
# when selecting rows/columns via headers of label views.
# Otherwise, selected rows/columns appear in grey.
self.view_data.setStyleSheet("""QTableView {
selection-background-color: palette(highlight);
selection-color: white;
}""")
# set external borders
array_frame = QFrame(self)
array_frame.setFrameStyle(QFrame.StyledPanel)
# remove borders of internal tables
self.view_axes.setFrameStyle(QFrame.NoFrame)
self.view_hlabels.setFrameStyle(QFrame.NoFrame)
self.view_vlabels.setFrameStyle(QFrame.NoFrame)
self.view_data.setFrameStyle(QFrame.NoFrame)
# Set layout of table views:
# [ axes ][hlabels]|V|
# [vlabels][ data ]|s|
# | H. scrollbar |
array_layout = QGridLayout()
array_layout.addWidget(self.view_axes, 0, 0)
array_layout.addWidget(self.view_hlabels, 0, 1)
array_layout.addWidget(self.view_vlabels, 1, 0)
self.view_data.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Expanding)
array_layout.addWidget(self.view_data, 1, 1)
array_layout.addWidget(self.vscrollbar, 0, 2, 2, 1)
array_layout.addWidget(self.hscrollbar, 2, 0, 1, 2)
array_layout.setSpacing(0)
array_layout.setContentsMargins(0, 0, 0, 0)
array_frame.setLayout(array_layout)
# Set filters and buttons layout
self.filters_layout = QHBoxLayout()
self.btn_layout = QHBoxLayout()
self.btn_layout.setAlignment(Qt.AlignLeft)
label = QLabel("Digits")
self.btn_layout.addWidget(label)
spin = QSpinBox(self)
spin.valueChanged.connect(self.digits_changed)
self.digits_spinbox = spin
self.btn_layout.addWidget(spin)
self.digits = 0
scientific = QCheckBox(_('Scientific'))
scientific.stateChanged.connect(self.scientific_changed)
self.scientific_checkbox = scientific
self.btn_layout.addWidget(scientific)
self.use_scientific = False
gradient_chooser = QComboBox()
gradient_chooser.setMaximumSize(120, 20)
gradient_chooser.setIconSize(QSize(100, 20))
pixmap = QPixmap(100, 15)
pixmap.fill(Qt.white)
gradient_chooser.addItem(QIcon(pixmap), " ")
pixmap.fill(Qt.transparent)
painter = QPainter(pixmap)
for name, gradient in available_gradients[1:]:
qgradient = gradient.as_qgradient()
# * fill with white because gradient can be transparent and if we do not "start from whilte", it skews the
# colors.
# * 1 and 13 instead of 0 and 15 to have a transparent border around/between the gradients
painter.fillRect(0, 1, 100, 13, Qt.white)
painter.fillRect(0, 1, 100, 13, qgradient)
gradient_chooser.addItem(QIcon(pixmap), name, gradient)
# without this, we can crash python :)
del painter, pixmap
# select default gradient
# requires Qt5+
# gradient_chooser.setCurrentText(bg_gradient)
gradient_chooser.setCurrentIndex(
gradient_chooser.findText(bg_gradient))
gradient_chooser.currentIndexChanged.connect(self.gradient_changed)
self.btn_layout.addWidget(gradient_chooser)
self.gradient_chooser = gradient_chooser
# Set widget layout
layout = QVBoxLayout()
layout.addLayout(self.filters_layout)
layout.addWidget(array_frame)
layout.addLayout(self.btn_layout)
layout.setContentsMargins(0, 0, 0, 0)
self.setLayout(layout)
# set gradient
self.model_data.set_bg_gradient(gradient_map[bg_gradient])
# set data
if data is not None:
self.set_data(data, bg_value=bg_value, digits=digits)
# See http://doc.qt.io/qt-4.8/qt-draganddrop-fridgemagnets-dragwidget-cpp.html for an example
self.setAcceptDrops(True)
def sizeHint(self):
return QSize(self.prefixwidth, 0)
