Python源码示例：PyQt5.QtCore.Qt.DisplayRole()
示例1
def data(self, index, role=Qt.DisplayRole):
"""Return the item data for index.
Override QAbstractItemModel::data.
Args:
index: The QModelIndex to get item flags for.
Return: The item data, or None on an invalid index.
"""
if role != Qt.DisplayRole:
return None
cat = self._cat_from_idx(index)
if cat:
# category header
if index.column() == 0:
return self._categories[index.row()].name
return None
# item
cat = self._cat_from_idx(index.parent())
if not cat:
return None
idx = cat.index(index.row(), index.column())
return cat.data(idx)
示例2
def headerData(self, section, orientation, role=Qt.DisplayRole):
'''The data for the given role and section in the header with
the specified orientation.
Args:
section (:obj:`int`):
orientation (:obj:`Qt.Orientation`):
role (:obj:`Qt.DisplayRole`):
Returns:
data
'''
if role != Qt.DisplayRole:
return None
if (orientation == Qt.Horizontal) and (section < len(self.header)):
return self.header[section]
return None
示例3
def data(self, index, role = Qt.DisplayRole):
if not index.isValid():
return None
obj = self.getObject(index)
prop = self.getProperty(index)
if role == Qt.BackgroundRole:
return color(obj.D)
if role == Qt.TextAlignmentRole:
return Qt.AlignCenter
if (obj is None) or (prop is None):
return None
try:
if role in [Qt.DisplayRole, Qt.EditRole]:
return getAttrRecursive(obj, prop['attr'])
except:
return None
return None
示例4
def createEditor(self, parent, option, index):
'''
Return QComboBox with list of choices (either values or their associated keys if they exist).
'''
try:
editor = QComboBox(parent)
value = index.model().data(index, Qt.DisplayRole)
for i, choice in enumerate(self.choices):
if (type(choice) is tuple) and (len(choice) == 2):
# choice is a (key, value) tuple.
key, val = choice
editor.addItem(str(key)) # key MUST be representable as a str.
if val == value:
editor.setCurrentIndex(i)
else:
# choice is a value.
editor.addItem(str(choice)) # choice MUST be representable as a str.
if choice == value:
editor.setCurrentIndex(i)
return editor
except:
return None
示例5
def data(self, index, role=None):
if index.isValid():
data = index.internalPointer()
col = index.column()
if data:
if role in (Qt.DisplayRole, Qt.EditRole):
if col == 0:
# if isinstance(data, Bip44AccountType):
# return data.get_account_name()
# else:
# return f'/{data.address_index}: {data.address}'
return data
elif col == 1:
b = data.balance
if b:
b = b/1e8
return b
elif col == 2:
b = data.received
if b:
b = b/1e8
return b
return QVariant()
示例6
def data(self, index, role):
""" Returns the tree item at the given index and role
"""
if not index.isValid():
return None
col = index.column()
tree_item = index.internalPointer()
obj = tree_item.obj
if role == Qt.DisplayRole:
try:
attr = self._attr_cols[col].data_fn(tree_item)
# Replace carriage returns and line feeds with unicode glyphs
# so that all table rows fit on one line.
#return attr.replace('', unichr(0x240A)).replace('\r', unichr(0x240D))
return (attr.replace('\r', unichr(0x21B5))
.replace('', unichr(0x21B5))
.replace('\r', unichr(0x21B5)))
except StandardError, ex:
#logger.exception(ex)
return "**ERROR**: {}".format(ex)
示例7
def data(self, index, role):
if not index.isValid():
return None
item = index.internalPointer()
if role == Qt.ForegroundRole:
if item.itemData[1] == 'removed':
return QVariant(QColor(Qt.red))
elif item.itemData[1] == 'added':
return QVariant(QColor(Qt.green))
elif item.itemData[1] == 'modified' or item.itemData[1].startswith('['):
return QVariant(QColor(Qt.darkYellow))
if role == Qt.DisplayRole:
return item.data(index.column())
else:
return None
示例8
def data(self, index, role):
if not index.isValid():
return None
node = index.internalPointer()
if role == Qt.DisplayRole:
if index.column() == 0:
return node.name
elif index.column() == 1:
return node.capacity
elif index.column() == 2:
return node.recoil
elif index.column() == 3:
return node.reload
elif role == Qt.FontRole:
if index.column() in (1, 2, 3):
return self.column_font
return None
示例9
def data(self, qindex:QModelIndex, role=None):
if role == Qt.DisplayRole or role == Qt.EditRole:
entry = self.entries[qindex.row()]
attr = self.columns[qindex.column()]
value = getattr(entry, attr)
if attr in ("gmd_name_index", "gmd_description_index"):
return get_t9n(self.model, "t9n", value)
elif attr == "kire_id":
kire_model = self.model.get_relation_data("kire")
if kire_model is None:
return None
else:
return kire_model.entries[value]
return value
elif role == Qt.UserRole:
entry = self.entries[qindex.row()]
return entry
示例10
def data(self, index, role):
""" Returns the tree item at the given index and role
"""
if not index.isValid():
return None
col = index.column()
tree_item = index.internalPointer()
obj = tree_item.obj
if role == Qt.DisplayRole:
try:
attr = self._attr_cols[col].data_fn(tree_item)
# Replace carriage returns and line feeds with unicode glyphs
# so that all table rows fit on one line.
#return attr.replace('\n', unichr(0x240A)).replace('\r', unichr(0x240D))
return (attr.replace('\r\n', unichr(0x21B5))
.replace('\n', unichr(0x21B5))
.replace('\r', unichr(0x21B5)))
except StandardError, ex:
#logger.exception(ex)
return "**ERROR**: {}".format(ex)
示例11
def data(self, index, role):
if not index.isValid():
return None
if (index.column() == 0):
value = self.mylist[index.row()][index.column()].text()
else:
value = self.mylist[index.row()][index.column()]
if role == QtCore.Qt.EditRole:
return value
itemSelected.emit()
elif role == QtCore.Qt.DisplayRole:
return value
itemSelected.emit()
elif role == QtCore.Qt.CheckStateRole:
if index.column() == 0:
# print(">>> data() row,col = %d, %d" % (index.row(), index.column()))
if self.mylist[index.row()][index.column()].isChecked():
return QtCore.Qt.Checked
else:
return QtCore.Qt.Unchecked
示例12
def editCell(self,r,c):
if c==0:
nameDialog = NameDialog(self.table.item(r,c))
name = nameDialog.popUp()
nameItem = QTableWidgetItem(name)
self.table.setItem(r,0,nameItem)
colorItem = QTableWidgetItem()
colorItem.setData(Qt.DisplayRole, QColor('blue'))
self.table.setItem(r,1,colorItem)
if r < len(self.labelHist):
self.labelHist[r]=name
else:
self.labelHist.append(name)
with open('configGUI/predefined_classes.txt', 'w') as f:
for item in self.labelHist:
f.write("%s\n" % item.text())
示例13
def data(self, index, role):
root = self.get_root_object()
if role == Qt.DisplayRole or role == Qt.EditRole:
r = index.row()
c = index.column()
eval_str = ('root' + self.colEvalStr[c]).format(r)
try:
val = eval(eval_str)
valStr = self.colFormats[c].format(val)
return valStr
except IndexError:
return ''
except TypeError:
print('Data type error: ', eval_str, val)
return ''
else:
return None
示例14
def data(self, index, role):
if index.isValid() or (0 <= index.row() < len(self.ListItemData)):
if role == Qt.DisplayRole:
return QVariant(self.ListItemData[index.row()]['name'])
elif role == Qt.DecorationRole:
return QVariant(QIcon(self.ListItemData[index.row()]['iconPath']))
elif role == Qt.SizeHintRole:
return QVariant(QSize(70,80))
elif role == Qt.TextAlignmentRole:
return QVariant(int(Qt.AlignHCenter|Qt.AlignVCenter))
elif role == Qt.FontRole:
font = QFont()
font.setPixelSize(20)
return QVariant(font)
else:
return QVariant()
示例15
def data(self, index, role=Qt.DisplayRole):
'''The data stored under the given role for the item referred
to by the index.
Args:
index (:obj:`QtCore.QModelIndex`): Index
role (:obj:`Qt.ItemDataRole`): Default :obj:`Qt.DisplayRole`
Returns:
data
'''
if role == Qt.DisplayRole:
row = self._data[index.row()]
if (index.column() == 0) and (type(row) != dict):
return row
elif index.column() < self.columnCount():
if type(row) == dict:
if self.header[index.column()] in row:
return row[self.header[index.column()]]
elif self.header[index.column()].lower() in row:
return row[self.header[index.column()].lower()]
return row[index.column()]
return None
elif role == Qt.FontRole:
return QtGui.QFont().setPointSize(30)
elif role == Qt.DecorationRole and index.column() == 0:
return None
elif role == Qt.TextAlignmentRole:
return Qt.AlignLeft;
示例16
def data(self, index, role):
'''The data stored under the given role for the item referred
to by the index.
Args:
index (:obj:`QtCore.QModelIndex`): Index
role (:obj:`Qt.ItemDataRole`): Default :obj:`Qt.DisplayRole`
Returns:
data
'''
if not index.isValid():
return None
# Color background
if role == Qt.BackgroundRole:
metadata_id = index.data(FIRSTUI.ROLE_ID)
address = index.data(FIRSTUI.ROLE_ADDRESS)
if (metadata_id and address
and ((address, metadata_id) in self.ids_selected)):
return FIRST.color_selected
elif (metadata_id and address
and ((address, metadata_id) in self.applied_ids)):
return FIRST.color_applied
# Data has been updated since original
elif not metadata_id:
return FIRST.color_unchanged
# Return the default color
return FIRST.color_default
return super(FIRST.Model.Check, self).data(index, role)
示例17
def data(self, index, role):
"""Returns data for given role for given index (QModelIndex)"""
if not index.isValid():
return None
if role != Qt.DisplayRole and role != Qt.EditRole:
return None
indexPtr = index.internalPointer()
if index.column() == 1: # Column 1, send the value
return self.root[indexPtr]
else: # Column 0, send the key
return indexPtr[-1]
示例18
def data(self, index, role):
if not index.isValid():
return None
elif role != Qt.DisplayRole:
return None
return self.arraydata[index.row()][index.column()]
示例19
def headerData(self, col, orientation, role):
if orientation == Qt.Horizontal and role == Qt.DisplayRole:
return self.headerdata[col]
return None
示例20
def headerData(self, section, orientation, role = Qt.DisplayRole):
if role != Qt.DisplayRole:
return None
if ((orientation == Qt.Horizontal) and self.isRowObjects) or ((orientation == Qt.Vertical) and not self.isRowObjects):
# Display property headers.
try:
return self.properties[section]['header'] # Property header.
except (IndexError, KeyError):
return None
else:
# Display object indices (1-based).
return (section + 1) if (0 <= section < len(self.objects)) else None
示例21
def createEditor(self, parent, option, index):
'''
Return a QLineEdit for arbitrary representation of a float value.
'''
editor = QLineEdit(parent)
value = index.model().data(index, Qt.DisplayRole)
editor.setText(str(value))
return editor
示例22
def createEditor(self, parent, option, index):
'''
Return a QLineEdit for arbitrary representation of a date value in any format.
'''
editor = QLineEdit(parent)
date = index.model().data(index, Qt.DisplayRole)
editor.setText(date.strftime(self.format))
return editor
示例23
def setModelData(self, editor, model, index):
'''
Toggle the boolean state in the model.
'''
checked = not bool(index.model().data(index, Qt.DisplayRole))
model.setData(index, checked, Qt.EditRole)
示例24
def data(self, index, role=None):
if index.isValid():
col_idx = index.column()
row_idx = index.row()
if row_idx < len(self.mn_items):
if role in (Qt.DisplayRole, Qt.EditRole):
col = self.col_by_index(col_idx)
if col:
field_name = col.name
if field_name == 'description':
return self.mn_items[row_idx]
return QVariant()
示例25
def set_block_height(self, block_height: int):
if block_height != self.block_height:
log.debug('Block height updated to %s', block_height)
self.block_height = block_height
# if self.utxos:
# tl_index = self.index(0, self.col_index_by_name('confirmations'))
# br_index = self.index(len(self.utxos) - 1, self.col_index_by_name('confirmations'))
# self.view.dataChanged(tl_index, br_index, [Qt.DisplayRole, Qt.ForegroundRole, Qt.BackgroundColorRole])
示例26
def headerData(self, column, orientation, role=Qt.DisplayRole):
if role == Qt.DisplayRole and orientation == Qt.Vertical:
idx = self.index(column, 0)
if idx.isValid():
idx = self.mapFromSource(idx)
return str(idx.row() + 1)
else:
return ExtSortFilterTableModel.headerData(self, column, orientation, role)
示例27
def __init__(self, parent=None, readOnly=False, index=True, floatCut=True, autoScroll=True, floatRound=2):
"""
@index: 是否要插入默认行索引（Org.）
@floatRound: 小数点后格式化成几位, 只在@floatCut is True时有效
"""
super().__init__(parent)
self.setSortingEnabled(True)
self.verticalHeader().setVisible(False)
if readOnly:
self.setEditTriggers(QTableWidget.NoEditTriggers)
self.setSelectionBehavior(QAbstractItemView.SelectRows)
self._role = Qt.DisplayRole if readOnly else Qt.EditRole
self.__index = index # 原始插入的行索引
self._floatCut = floatCut
self._floatRoundFormat = '%.{0}f'.format(floatRound)
self._autoForegroundCol = None # 指定前景色关键列，如果此列对应的值改变时，将改变所对应行的前景色。包含'Org.'列
self._enableAutoScroll = autoScroll
self.setColNames([])
self._initItemMenu()
self._initRows()
示例28
def headerData(self, section, orientation, role):
if orientation == Qt.Horizontal and role == Qt.DisplayRole:
return self._attr_cols[section].name
else:
return None
示例29
def model_updated(self, model):
config = model.get_config()
map_names = config.maps_to_show
with blocked_signals(self.selectedMap):
current_selected = self.selectedMap.currentData(Qt.UserRole)
self.selectedMap.clear()
self.selectedMap.addItems(map_names)
for index, map_name in enumerate(map_names):
self.selectedMap.setItemData(index, map_name, Qt.UserRole)
if map_name in config.map_plot_options and config.map_plot_options[map_name].title:
title = config.map_plot_options[map_name].title
self.selectedMap.setItemData(index, map_name + ' (' + title + ')', Qt.DisplayRole)
for ind in range(self.selectedMap.count()):
if self.selectedMap.itemData(ind, Qt.UserRole) == current_selected:
self.selectedMap.setCurrentIndex(ind)
break
if self.selectedMap.count():
self._update_map_specifics(self.selectedMap.currentData(Qt.UserRole))
else:
self._update_map_specifics(None)
示例30
def headerData(self, section, orientation, role=Qt.DisplayRole):
if role == Qt.DisplayRole and orientation == Qt.Horizontal:
return self.HEADER[section]
return QAbstractTableModel.headerData(self, section, orientation, role)
