本文整理汇总了Python中PyQt5.QtCore.Qt.BackgroundRole方法的典型用法代码示例。如果您正苦于以下问题：Python Qt.BackgroundRole方法的具体用法？Python Qt.BackgroundRole怎么用？Python Qt.BackgroundRole使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类PyQt5.QtCore.Qt的用法示例。
在下文中一共展示了Qt.BackgroundRole方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: data
# 需要导入模块: from PyQt5.QtCore import Qt [as 别名]
# 或者: from PyQt5.QtCore.Qt import BackgroundRole [as 别名]
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2: data
# 需要导入模块: from PyQt5.QtCore import Qt [as 别名]
# 或者: from PyQt5.QtCore.Qt import BackgroundRole [as 别名]
def data(self, index, role=None):
value = self._anchor_positions[index.row()][index.column()]
if index.isValid():
if index.column() == 0:
if role == Qt.CheckStateRole:
return QVariant(value)
elif index.column() == 1:
if role == Qt.DisplayRole:
return QVariant(value)
else:
if role == Qt.DisplayRole:
return QVariant('%.2f' % (value))
elif role == Qt.EditRole:
return QVariant(value)
elif role == Qt.BackgroundRole:
return self._get_background(index.row(), index.column())
return QVariant() 示例3: data
# 需要导入模块: from PyQt5.QtCore import Qt [as 别名]
# 或者: from PyQt5.QtCore.Qt import BackgroundRole [as 别名]
def data(self, index, role):
"""Re-implemented method to get the data for a given index and role"""
node = index.internalPointer()
parent = node.parent
if not parent:
if role == Qt.DisplayRole and index.column() == 0:
return node.name
elif role == Qt.DisplayRole:
if index.column() == 0:
return node.name
if index.column() == 1:
return node.ctype
if index.column() == 2:
return node.access
if index.column() == 3:
return node.value
elif role == Qt.EditRole and index.column() == 3:
return node.value
elif (role == Qt.BackgroundRole and index.column() == 3 and
node.is_updating):
return self._red_brush
return None 示例4: data
# 需要导入模块: from PyQt5.QtCore import Qt [as 别名]
# 或者: from PyQt5.QtCore.Qt import BackgroundRole [as 别名]
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5: data
# 需要导入模块: from PyQt5.QtCore import Qt [as 别名]
# 或者: from PyQt5.QtCore.Qt import BackgroundRole [as 别名]
def data(self,index,role):
idx = index.row()
if role == Qt.DisplayRole:
return self.nativedata[idx][self.key]
elif role == Qt.ForegroundRole:
return QtGui.QBrush(Qt.black)
elif role == Qt.BackgroundRole:
return QtGui.QBrush(QtGui.QColor(self.nativedata[idx].get('color',Qt.white)))
elif role == Qt.CheckStateRole:
return self._checkstate.get(key,Qt.CheckState.Unchecked) 示例6: data
# 需要导入模块: from PyQt5.QtCore import Qt [as 别名]
# 或者: from PyQt5.QtCore.Qt import BackgroundRole [as 别名]
def data(self, index, role=None):
if index.isValid():
col_idx = index.column()
row_idx = index.row()
if row_idx < len(self.utxos):
utxo = self.utxos[row_idx]
if utxo:
if role in (Qt.DisplayRole, Qt.EditRole):
col = self.col_by_index(col_idx)
if col:
field_name = col.name
if field_name == 'satoshis':
return app_utils.to_string(round(utxo.satoshis / 1e8, 8))
elif field_name == 'masternode':
if utxo.masternode:
return utxo.masternode.name
elif field_name == 'confirmations':
if utxo.block_height >= UNCONFIRMED_TX_BLOCK_HEIGHT:
return 'Unconfirmed'
else:
return app_utils.to_string(utxo.__getattribute__(field_name))
elif field_name == 'address':
if utxo.address_obj and utxo.address_obj.label:
return utxo.address_obj.label
else:
return utxo.address
elif col.name == 'txid':
if self.tx_explorer_url:
url = self.tx_explorer_url.replace('%TXID%', utxo.txid)
url = f'<a href="{url}">{utxo.txid}</a>'
return url
else:
return utxo.txid
else:
return app_utils.to_string(utxo.__getattribute__(field_name))
elif role == Qt.ForegroundRole:
if utxo.is_collateral:
return QColor(Qt.white)
elif utxo.coinbase_locked or utxo.block_height >= UNCONFIRMED_TX_BLOCK_HEIGHT:
return QColor('red')
elif role == Qt.BackgroundRole:
if utxo.is_collateral:
return QColor(Qt.red)
elif role == Qt.TextAlignmentRole:
col = self.col_by_index(col_idx)
if col:
if col.name in ('satoshis', 'confirmations', 'output_index'):
return Qt.AlignRight
return QVariant()