def _cat_desc_to_std_item(self, desc):
"""
Create a QStandardItem for the category description.
"""
item = QStandardItem()
item.setText(desc.name)
if desc.icon:
icon = desc.icon
else:
icon = "icons/default-category.svg"
icon = icon_loader.from_description(desc).get(icon)
item.setIcon(icon)
if desc.background:
background = desc.background
else:
background = DEFAULT_COLOR
background = NAMED_COLORS.get(background, background)
brush = QBrush(QColor(background))
item.setData(brush, self.BACKGROUND_ROLE)
tooltip = desc.description if desc.description else desc.name
item.setToolTip(tooltip)
item.setFlags(Qt.ItemIsEnabled)
item.setData(desc, self.CATEGORY_DESC_ROLE)
return item
def _initialize(self):
for pp_def in PREPROCESSORS:
description = pp_def.description
if description.icon:
icon = QIcon(description.icon)
else:
icon = QIcon()
item = QStandardItem(icon, description.title)
item.setToolTip(description.summary or "")
item.setData(pp_def, DescriptionRole)
item.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable |
Qt.ItemIsDragEnabled)
self.preprocessors.appendRow([item])
try:
model = self.load(self.storedsettings)
except Exception:
model = self.load({})
self.set_model(model)
if not model.rowCount():
# enforce default width constraint if no preprocessors
# are instantiated (if the model is not empty the constraints
# will be triggered by LayoutRequest event on the `flow_view`)
self.__update_size_constraint()
self.apply()
def addSelection(self, selection, name=""):
self._selections.append(selection)
item = QStandardItem(selection.name)
item.setFlags(item.flags() ^ Qt.ItemIsDropEnabled)
self._listModel.appendRow(item)
self.setSelectionModified(False)
return item
def _sum_item(value, border=""):
item = QStandardItem()
item.setData(value, Qt.DisplayRole)
item.setTextAlignment(Qt.AlignRight | Qt.AlignVCenter)
item.setFlags(Qt.ItemIsEnabled)
item.setFont(bold_font)
item.setData(border, BorderRole)
item.setData(QColor(192, 192, 192), BorderColorRole)
return item
def set_dict(self, dict):
self._dict = dict
self.clear()
self.setHorizontalHeaderLabels(["Key", "Value"])
for key, value in sorted(dict.items()):
key_item = QStandardItem(str(key))
value_item = QStandardItem(str(value))
key_item.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
value_item.setFlags(value_item.flags() | Qt.ItemIsEditable)
self.appendRow([key_item, value_item])
def set_dict(self, dict):
# type: (Dict[str, str]) -> None
self._dict = dict
self.setRowCount(0)
for key, value in sorted(dict.items()):
key_item = QStandardItem(key)
value_item = QStandardItem(value)
key_item.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
value_item.setFlags(value_item.flags() | Qt.ItemIsEditable)
self.appendRow([key_item, value_item])
def _widget_desc_to_std_item(self, desc, category):
"""
Create a QStandardItem for the widget description.
"""
item = QStandardItem(desc.name)
item.setText(desc.name)
if desc.icon:
icon = desc.icon
else:
icon = "icons/default-widget.svg"
icon = icon_loader.from_description(desc).get(icon)
item.setIcon(icon)
# This should be inherited from the category.
background = None
if desc.background:
background = desc.background
elif category.background:
background = category.background
else:
background = DEFAULT_COLOR
if background is not None:
background = NAMED_COLORS.get(background, background)
brush = QBrush(QColor(background))
item.setData(brush, self.BACKGROUND_ROLE)
tooltip = tooltip_helper(desc)
style = "ul { margin-top: 1px; margin-bottom: 1px; }"
tooltip = TOOLTIP_TEMPLATE.format(style=style, tooltip=tooltip)
item.setToolTip(tooltip)
item.setWhatsThis(whats_this_helper(desc))
item.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
item.setData(desc, self.WIDGET_DESC_ROLE)
# Create the action for the widget_item
action = self.create_action_for_item(item)
item.setData(action, self.WIDGET_ACTION_ROLE)
return item
def createRow(item):
# type: (Item) -> List[QStandardItem]
if isinstance(item, Installed):
installed = True
ins, dist = item.installable, item.local
name = dist.project_name
summary = get_dist_meta(dist).get("Summary", "")
version = ins.version if ins is not None else dist.version
item_is_core = item.required
else:
installed = False
ins = item.installable
dist = None
name = ins.name
summary = ins.summary
version = ins.version
item_is_core = False
updatable = is_updatable(item)
item1 = QStandardItem()
item1.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable |
Qt.ItemIsUserCheckable |
(Qt.ItemIsUserTristate if updatable else 0))
item1.setEnabled(not (item_is_core and not updatable))
item1.setData(item_is_core, HasConstraintRole)
if installed and updatable:
item1.setCheckState(Qt.PartiallyChecked)
elif installed:
item1.setCheckState(Qt.Checked)
else:
item1.setCheckState(Qt.Unchecked)
item1.setData(item, Qt.UserRole)
item2 = QStandardItem(name)
item2.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
item2.setToolTip(summary)
item2.setData(item, Qt.UserRole)
if updatable:
version = "{} < {}".format(dist.version, ins.version)
item3 = QStandardItem(version)
item3.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
item4 = QStandardItem()
item4.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
return [item1, item2, item3, item4]
def addItem(self, *args):
""" Add a new entry in the list
"""
item = QStandardItem(*args)
item.setFlags(item.flags() ^ Qt.ItemIsDropEnabled)
self._listView.model().appendRow(item)
def _onAddAction(self):
item = QStandardItem("")
item.setFlags(item.flags() ^ Qt.ItemIsDropEnabled)
self._listView.model().appendRow(item)
self._listView.setCurrentIndex(item.index())
self._listView.edit(item.index())
def set_groups(self, keys, groups, relevant_keys, relevant_items,
all_values, uniquepos):
"""Set the current data groups and update the Group widget
"""
layout = QVBoxLayout()
header_widths = []
header_views = []
palette = self.palette()
all_values = all_values.keys()
def for_print(rd):
attrs = []
for d in rd:
attr = Orange.data.ContinuousVariable(next(inactive_name_gen))
attr.attributes.update(d)
attrs.append(attr)
return Orange.data.Domain(attrs, None)
for separatev, domain in [(None, for_print(relevant_items))] + groups:
label = None
if separatev is not None:
ann_vals = " <b>|</b> ".join(["<b>{0}</b> = {1}".format(key,val) \
for key, val in zip(keys, separatev)])
label = QLabel(ann_vals)
model = QStandardItemModel()
for i, attr in enumerate(domain.attributes):
item = QStandardItem()
if separatev is not None:
isunique = uniquepos[separatev][i]
else:
isunique = all(a[i] for a in uniquepos.values())
if str(attr.name).startswith("!!missing "): # TODO: Change this to not depend on name
header_text = ["{0}={1}".format(key, attr.attributes.get(key, "?")) \
for key in all_values if key not in relevant_items[i]]
header_text = "\n".join(header_text) if header_text else "Empty"
item.setData(header_text, Qt.DisplayRole)
item.setFlags(Qt.NoItemFlags)
item.setData(QColor(Qt.red), Qt.ForegroundRole)
item.setData(palette.color(QPalette.Disabled, QPalette.Window), Qt.BackgroundRole)
item.setData("Missing feature.", Qt.ToolTipRole)
elif str(attr.name).startswith("!!inactive "):
header_text = ["{0}={1}".format(key, attr.attributes.get(key, "?")) \
for key in all_values if key in relevant_items[i]]
header_text = "\n".join(header_text) if header_text else "No descriptor"
item.setData(header_text, Qt.DisplayRole)
item.setData(palette.color(QPalette.Disabled, QPalette.Window), Qt.BackgroundRole)
else:
header_text = ["{0}={1}".format(key, attr.attributes.get(key, "?")) \
for key in all_values if key not in relevant_items[i]]
header_text = "\n".join(header_text) if header_text else "Empty"
item.setData(header_text, Qt.DisplayRole)
item.setData(attr.name, Qt.ToolTipRole)
if not isunique:
item.setData(QColor(Qt.red), Qt.ForegroundRole)
model.setHorizontalHeaderItem(i, item)
attr_count = len(domain.attributes)
view = MyHeaderView(Qt.Horizontal)
view.setResizeMode(QHeaderView.Fixed)
view.setModel(model)
hint = view.sizeHint()
view.setMaximumHeight(hint.height())
widths = [view.sectionSizeHint(i) for i in range(attr_count)]
header_widths.append(widths)
header_views.append(view)
if label:
layout.addWidget(label)
layout.addWidget(view)
layout.addSpacing(8)
# Make all header sections the same width
width_sum = 0
max_header_count = max([h.count() for h in header_views])
for i in range(max_header_count):
max_width = max([w[i] for w in header_widths if i < len(w)] or [0])
for view in header_views:
if i < view.count():
view.resizeSection(i, max_width)
width_sum += max_width + 2
for h in header_views:
h.setMinimumWidth(h.length() + 4)
widget = QWidget()
widget.setLayout(layout)
widget.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Maximum)
layout.activate()
max_width = max(h.length() for h in header_views) + 20
left, _, right, _ = self.getContentsMargins()
widget.setMinimumWidth(width_sum)
widget.setMinimumWidth(max_width + left + right)
self.groups_scroll_area.setWidget(widget)
def set_items(self, items):
# type: (List[Item]) -> None
self.__items = items
model = self.__model
model.setRowCount(0)
for item in items:
if isinstance(item, Installed):
installed = True
ins, dist = item
name = dist.project_name
summary = get_dist_meta(dist).get("Summary", "")
version = ins.version if ins is not None else dist.version
else:
installed = False
(ins,) = item
dist = None
name = ins.name
summary = ins.summary
version = ins.version
updatable = is_updatable(item)
item1 = QStandardItem()
item1.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable |
Qt.ItemIsUserCheckable |
(Qt.ItemIsTristate if updatable else 0))
if installed and updatable:
item1.setCheckState(Qt.PartiallyChecked)
elif installed:
item1.setCheckState(Qt.Checked)
else:
item1.setCheckState(Qt.Unchecked)
item1.setData(item, Qt.UserRole)
item2 = QStandardItem(cleanup(name))
item2.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
item2.setToolTip(summary)
item2.setData(item, Qt.UserRole)
if updatable:
version = "{} < {}".format(dist.version, ins.version)
item3 = QStandardItem(version)
item3.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
item4 = QStandardItem()
item4.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
model.appendRow([item1, item2, item3, item4])
model.sort(1)
self.__view.resizeColumnToContents(0)
self.__view.setColumnWidth(
1, max(150, self.__view.sizeHintForColumn(1)))
self.__view.setColumnWidth(
2, max(150, self.__view.sizeHintForColumn(2)))
if self.__items:
self.__view.selectionModel().select(
self.__view.model().index(0, 0),
QItemSelectionModel.Select | QItemSelectionModel.Rows
)
self.__proxy.sort(1) # sorting list of add-ons in alphabetical order
def _create_value_item(text):
item = QStandardItem()
item.setData(text, Qt.DisplayRole)
item.setTextAlignment(Qt.AlignRight | Qt.AlignVCenter)
item.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
return item
def set_items(self, items):
self.__items = items
model = self.__model
model.clear()
model.setHorizontalHeaderLabels(["", "Name", "Version", "Action"])
for item in items:
if isinstance(item, Installed):
installed = True
ins, dist = item
name = dist.project_name
summary = get_dist_meta(dist).get("Summary", "")
version = ins.version if ins is not None else dist.version
else:
installed = False
(ins,) = item
dist = None
name = ins.name
summary = ins.summary
version = ins.version
updatable = is_updatable(item)
item1 = QStandardItem()
item1.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable |
Qt.ItemIsUserCheckable |
(Qt.ItemIsTristate if updatable else 0))
if installed and updatable:
item1.setCheckState(Qt.PartiallyChecked)
elif installed:
item1.setCheckState(Qt.Checked)
else:
item1.setCheckState(Qt.Unchecked)
item2 = QStandardItem(name)
item2.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
item2.setToolTip(summary)
item2.setData(item, Qt.UserRole)
if updatable:
version = "{} < {}".format(dist.version, ins.version)
item3 = QStandardItem(version)
item3.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
item4 = QStandardItem()
item4.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
model.appendRow([item1, item2, item3, item4])
self.__view.resizeColumnToContents(0)
self.__view.setColumnWidth(
1, max(150, self.__view.sizeHintForColumn(1)))
self.__view.setColumnWidth(
2, max(150, self.__view.sizeHintForColumn(2)))
if self.__items:
self.__view.selectionModel().select(
self.__view.model().index(0, 0),
QItemSelectionModel.Select | QItemSelectionModel.Rows
)
