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gui/tools: add ListSyncModel

This commit is contained in:
Sebastien Bourdeauducq 2015-07-22 05:13:46 +08:00
parent 179ca36d09
commit e247fb5415
1 changed files with 55 additions and 5 deletions

View File

@ -1,7 +1,7 @@
from quamash import QtCore from quamash import QtCore
class _DictSyncSubstruct: class _SyncSubstruct:
def __init__(self, update_cb, ref): def __init__(self, update_cb, ref):
self.update_cb = update_cb self.update_cb = update_cb
self.ref = ref self.ref = ref
@ -27,7 +27,7 @@ class _DictSyncSubstruct:
self.update_cb() self.update_cb()
def __getitem__(self, key): def __getitem__(self, key):
return _DictSyncSubstruct(self.update_cb, self.ref[key]) return _SyncSubstruct(self.update_cb, self.ref[key])
class DictSyncModel(QtCore.QAbstractTableModel): class DictSyncModel(QtCore.QAbstractTableModel):
@ -100,13 +100,63 @@ class DictSyncModel(QtCore.QAbstractTableModel):
del self.backing_store[k] del self.backing_store[k]
self.endRemoveRows() self.endRemoveRows()
def __getitem__(self, key): def __getitem__(self, k):
def update(): def update():
self[key] = self.backing_store[key] self[k] = self.backing_store[k]
return _DictSyncSubstruct(update, self.backing_store[key]) return _SyncSubstruct(update, self.backing_store[k])
def sort_key(self, k, v): def sort_key(self, k, v):
raise NotImplementedError raise NotImplementedError
def convert(self, k, v, column): def convert(self, k, v, column):
raise NotImplementedError raise NotImplementedError
class ListSyncModel(QtCore.QAbstractTableModel):
def __init__(self, headers, parent, init):
self.headers = headers
self.backing_store = init
QtCore.QAbstractTableModel.__init__(self, parent)
def rowCount(self, parent):
return len(self.backing_store)
def columnCount(self, parent):
return len(self.headers)
def data(self, index, role):
if not index.isValid():
return None
elif role != QtCore.Qt.DisplayRole:
return None
return self.convert(self.backing_store[index.row()], index.column())
def headerData(self, col, orientation, role):
if (orientation == QtCore.Qt.Horizontal
and role == QtCore.Qt.DisplayRole):
return self.headers[col]
return None
def __setitem__(self, k, v):
self.dataChanged.emit(self.index(k, 0),
self.index(k, len(self.headers)))
self.backing_store[k] = v
def __delitem__(self, k):
self.beginRemoveRows(QtCore.QModelIndex(), k, k)
del self.backing_store[k]
self.endRemoveRows()
def __getitem__(self, k):
def update():
self[k] = self.backing_store[k]
return _SyncSubstruct(update, self.backing_store[k])
def append(self, v):
row = len(self.backing_store)
self.beginInsertRows(QtCore.QModelIndex(), row, row)
self.backing_store.append(v)
self.endInsertRows()
def convert(self, v, column):
raise NotImplementedError