def test_click_each_button(self, qtbot, dataModel):
widget = DataTableWidget()
qtbot.addWidget(widget)
widget.show()
widget.setViewModel(dataModel)
buttons = widget.findChildren(QtGui.QToolButton)
for btn in buttons:
if btn.isEnabled:
qtbot.mouseClick(btn, QtCore.Qt.LeftButton)
break
for btn in buttons:
if btn.objectName() == 'editbutton':
continue
if btn.objectName() in ['addcolumnbutton', 'removecolumnbutton']:
qtbot.mouseClick(btn, QtCore.Qt.LeftButton)
dlg = widget.findChildren(QtGui.QDialog)[-1]
dlg_buttons = dlg.findChildren(QtGui.QPushButton)
for b in dlg_buttons:
if b.text() == 'Cancel':
qtbot.mouseClick(b, QtCore.Qt.LeftButton)
break
else:
qtbot.mouseClick(btn, QtCore.Qt.LeftButton)
def test_removeColumns(self, qtbot, dataModel2):
widget = DataTableWidget()
qtbot.addWidget(widget)
widget.show()
widget.setViewModel(dataModel2)
df = dataModel2.dataFrame().copy()
buttons = widget.findChildren(QtGui.QToolButton)
for btn in buttons:
if btn.isEnabled:
qtbot.mouseClick(btn, QtCore.Qt.LeftButton)
break
for btn in buttons:
if btn.objectName() == 'removecolumnbutton':
qtbot.mouseClick(btn, QtCore.Qt.LeftButton)
dlg = widget.findChildren(QtGui.QDialog)[-1]
listview = dlg.findChildren(QtGui.QListView)[-1]
listview.selectAll()
dlg_buttons = dlg.findChildren(QtGui.QPushButton)
for b in dlg_buttons:
if b.text() == 'OK':
qtbot.mouseClick(b, QtCore.Qt.LeftButton)
break
assert widget.view().model().columnCount() == 0
def test_addColumn(self, qtbot, dataModel):
widget = DataTableWidget()
qtbot.addWidget(widget)
widget.show()
widget.setViewModel(dataModel)
buttons = widget.findChildren(QtGui.QToolButton)
for btn in buttons:
if btn.isEnabled:
qtbot.mouseClick(btn, QtCore.Qt.LeftButton)
break
columns = []
addButton = None
for btn in buttons:
if btn.objectName == 'addcolumnbutton':
addbutton = btn
qtbot.mouseClick(btn, QtCore.Qt.LeftButton)
dlg = widget.findChildren(QtGui.QDialog)[-1]
dlg_buttons = dlg.findChildren(QtGui.QPushButton)
comboBox = dlg.findChildren(QtGui.QComboBox)[-1]
for i in xrange(comboBox.count()):
columns.append(comboBox.itemText(i))
for b in dlg_buttons:
if b.text() == 'Cancel':
qtbot.mouseClick(b, QtCore.Qt.LeftButton)
break
break
columnCountBeforeInsert = widget.view().model().columnCount()
for index, column in enumerate(columns):
qtbot.mouseClick(addbutton, QtCore.Qt.LeftButton)
dlg = widget.findChildren(QtGui.QDialog)[-1]
textedits = dlg.findChildren(QtGui.QLineEdit)
qtbot.keyClicks(textedits[0], column)
comboBox = dlg.findChildren(QtGui.QComboBox)[-1]
comboBox.setCurrentIndex(index)
dlg_buttons = dlg.findChildren(QtGui.QPushButton)
for b in dlg_buttons:
if b.text() == 'OK':
qtbot.mouseClick(b, QtCore.Qt.LeftButton)
break
assert widget.view().model().columnCount() == columnCountBeforeInsert + 1 + index
def display_query(selcols):
## setup a new empty model
model1 = DataFrameModel()
## setup an application and create a table view widget
app = QtGui.QApplication([])
widget1 = DataTableWidget()
widget1.resize(1600, 800)
widget1.show()
## asign the created model
widget1.setViewModel(model1)
## fill the model with data
model1.setDataFrame(selcols)
## start the app"""
app.exec_()
return
def test_setModel(self, qtbot, dataModel):
widget = DataTableWidget()
qtbot.addWidget(widget)
widget.show()
widget.setViewModel(dataModel)
assert widget.view().model() is not None
assert widget.view().model() == dataModel
buttons = widget.findChildren(QtGui.QToolButton)
for btn in buttons:
if btn.isEnabled:
qtbot.mouseClick(btn, QtCore.Qt.LeftButton)
assert widget.view().model().editable
qtbot.mouseClick(btn, QtCore.Qt.LeftButton)
assert not widget.view().model().editable
break
class TestWidget(QtGui.QWidget):
def __init__(self, parent=None):
super(TestWidget, self).__init__(parent)
self.resize(1680, 756)
self.move(0, 0)
self.df = pandas.DataFrame()
self.dataModel = None
# init the data view's
self.dataTableView = DataTableWidget(self)
# self.dataTableView.setSortingEnabled(True)
# self.dataTableView.setAlternatingRowColors(True)
self.dataListView = QtGui.QListView(self)
self.dataListView.setAlternatingRowColors(True)
self.dataComboBox = QtGui.QComboBox(self)
# make combobox to choose the model column for dataComboBox and dataListView
self.chooseColumnComboBox = QtGui.QComboBox(self)
self.buttonCsvData = QtGui.QPushButton("load csv data")
self.buttonRandomData = QtGui.QPushButton("load random data")
importDialog = CSVImportDialog(self)
importDialog.load.connect(self.updateModel)
self.buttonCsvData.clicked.connect(lambda: importDialog.show())
self.buttonRandomData.clicked.connect(
lambda: self.setDataFrame(getRandomData(rows=100, columns=100)))
self.exportDialog = CSVExportDialog(self)
self.buttonCSVExport = QtGui.QPushButton("export to csv")
self.buttonCSVExport.clicked.connect(self._exportModel)
self.buttonLayout = QtGui.QHBoxLayout()
self.buttonLayout.addWidget(self.buttonCsvData)
self.buttonLayout.addWidget(self.buttonCSVExport)
self.buttonLayout.addWidget(self.buttonRandomData)
self.mainLayout = QtGui.QVBoxLayout()
self.setLayout(self.mainLayout)
self.mainLayout.addLayout(self.buttonLayout)
self.mainLayout.addWidget(self.dataTableView)
self.spinbox = QtGui.QSpinBox()
self.mainLayout.addWidget(self.spinbox)
self.spinbox.setMaximum(99999999999)
self.spinbox.setValue(99999999999)
self.rightLayout = QtGui.QVBoxLayout()
self.chooseColumLayout = QtGui.QHBoxLayout()
self.mainLayout.addLayout(self.rightLayout)
self.rightLayout.addLayout(self.chooseColumLayout)
self.chooseColumLayout.addWidget(QtGui.QLabel("Choose column:"))
self.chooseColumLayout.addWidget(self.chooseColumnComboBox)
self.rightLayout.addWidget(self.dataListView)
self.rightLayout.addWidget(self.dataComboBox)
self.tableViewColumnDtypes = QtGui.QTableView(self)
self.rightLayout.addWidget(QtGui.QLabel('dtypes'))
self.rightLayout.addWidget(self.tableViewColumnDtypes)
self.buttonGoToColumn = QtGui.QPushButton("go to column")
self.rightLayout.addWidget(self.buttonGoToColumn)
self.buttonGoToColumn.clicked.connect(self.goToColumn)
self.buttonSetFilter = QtGui.QPushButton("set filter")
self.rightLayout.addWidget(self.buttonSetFilter)
self.buttonSetFilter.clicked.connect(self.setFilter)
self.buttonClearFilter = QtGui.QPushButton("clear filter")
self.rightLayout.addWidget(self.buttonClearFilter)
self.buttonClearFilter.clicked.connect(self.clearFilter)
self.lineEditFilterCondition = QtGui.QLineEdit("freeSearch('am')")
self.rightLayout.addWidget(self.lineEditFilterCondition)
self.chooseColumnComboBox.currentIndexChanged.connect(
self.setModelColumn)
self.dataListView.mouseReleaseEvent = self.mouseReleaseEvent
self.dropLineEdit = DropLineEdit("drop data from table here", self)
self.rightLayout.addWidget(self.dropLineEdit)
self.dropWidget = ComplexDropWidget(self)
self.dropWidget.dropRecieved.connect(self.processDataDrops)
self.rightLayout.addWidget(self.dropWidget)
@Slot('QMimeData')
def processDataDrops(self, mimeData):
"""if you have more complicated stuff to do and you want to match some models, might be possible like that"""
mimeDataPayload = mimeData.data()
if isinstance(mimeDataPayload, PandasCellPayload):
if self.dataModel is not None:
if hex(id(self.dataModel)) == mimeDataPayload.parentId:
self.dropWidget.setText(
"complex stuff done after drop event. {0}".format(
mimeDataPayload.column))
def setDataFrame(self, dataFrame):
self.df = dataFrame
dataModel = DataFrameModel()
dataModel.setDataFrame(self.df)
self.dataModel = dataModel
self.dataListView.setModel(dataModel)
self.dataTableView.setViewModel(dataModel)
self.dataComboBox.setModel(dataModel)
# self.dataTableView.resizeColumnsToContents()
# create a simple item model for our choosing combobox
columnModel = QtGui.QStandardItemModel()
for column in self.df.columns:
columnModel.appendRow(QtGui.QStandardItem(column))
self.chooseColumnComboBox.setModel(columnModel)
self.tableViewColumnDtypes.setModel(dataModel.columnDtypeModel())
self.tableViewColumnDtypes.horizontalHeader().setDefaultSectionSize(
200)
self.tableViewColumnDtypes.setItemDelegateForColumn(
1, DtypeComboDelegate(self.tableViewColumnDtypes))
dataModel.changingDtypeFailed.connect(self.changeColumnValue)
@Slot()
def _exportModel(self):
model = self.dataTableView.view().model()
self.exportDialog.setExportModel(model)
self.exportDialog.show()
@Slot('QAbstractItemModel')
def updateModel(self, model):
self.dataModel = model
self.dataListView.setModel(model)
self.dataTableView.setViewModel(model)
self.dataComboBox.setModel(model)
self.tableViewColumnDtypes.setModel(model.columnDtypeModel())
def setModelColumn(self, index):
self.dataListView.setModelColumn(index)
self.dataComboBox.setModelColumn(index)
def goToColumn(self):
print "go to column 7"
index = self.dataTableView.view().model().index(7, 0)
self.dataTableView.view().setCurrentIndex(index)
def changeColumnValue(self, columnName, index, dtype):
print "failed to change", columnName, "to", dtype
print index.data(), index.isValid()
self.dataTableView.view().setCurrentIndex(index)
def setFilter(self):
#filterIndex = eval(self.lineEditFilterCondition.text())
search = DataSearch("Test", self.lineEditFilterCondition.text())
self.dataTableView.view().model().setFilter(search)
#raise NotImplementedError
def clearFilter(self):
self.dataTableView.view().model().clearFilter()
class TestWidget(QtWidgets.QWidget):
def __init__(self, parent=None):
super(TestWidget, self).__init__(parent)
self.resize(1680, 756)
self.move(0, 0)
self.df = pandas.DataFrame()
# init the data view's
self.dataTableView = DataTableWidget(self)
# self.dataTableView.setSortingEnabled(True)
# self.dataTableView.setAlternatingRowColors(True)
self.dataListView = QtWidgets.QListView(self)
self.dataListView.setAlternatingRowColors(True)
self.dataComboBox = QtWidgets.QComboBox(self)
# make combobox to choose the model column for dataComboBox and dataListView
self.chooseColumnComboBox = QtWidgets.QComboBox(self)
self.buttonCsvData = QtWidgets.QPushButton("load csv data")
self.buttonRandomData = QtWidgets.QPushButton("load random data")
importDialog = CSVImportDialog(self)
importDialog.load.connect(self.updateModel)
self.buttonCsvData.clicked.connect(lambda: importDialog.show())
self.buttonRandomData.clicked.connect(lambda: self.setDataFrame( getRandomData(rows=100, columns=100) ))
self.exportDialog = CSVExportDialog(self)
self.buttonCSVExport = QtWidgets.QPushButton("export to csv")
self.buttonCSVExport.clicked.connect(self._exportModel)
self.buttonLayout = QtWidgets.QHBoxLayout()
self.buttonLayout.addWidget(self.buttonCsvData)
self.buttonLayout.addWidget(self.buttonCSVExport)
self.buttonLayout.addWidget(self.buttonRandomData)
self.mainLayout = QtWidgets.QVBoxLayout()
self.setLayout(self.mainLayout)
self.mainLayout.addLayout(self.buttonLayout)
self.mainLayout.addWidget(self.dataTableView)
self.spinbox = QtWidgets.QSpinBox()
self.mainLayout.addWidget(self.spinbox)
self.spinbox.setMaximum(99999999999)
self.spinbox.setValue(99999999999)
self.rightLayout = QtWidgets.QVBoxLayout()
self.chooseColumLayout = QtWidgets.QHBoxLayout()
self.mainLayout.addLayout(self.rightLayout)
self.rightLayout.addLayout(self.chooseColumLayout)
self.chooseColumLayout.addWidget(QtWidgets.QLabel("Choose column:"))
self.chooseColumLayout.addWidget(self.chooseColumnComboBox)
self.rightLayout.addWidget(self.dataListView)
self.rightLayout.addWidget(self.dataComboBox)
self.tableViewColumnDtypes = QtWidgets.QTableView(self)
self.rightLayout.addWidget(QtWidgets.QLabel('dtypes'))
self.rightLayout.addWidget(self.tableViewColumnDtypes)
self.buttonGoToColumn = QtWidgets.QPushButton("go to column")
self.rightLayout.addWidget(self.buttonGoToColumn)
self.buttonGoToColumn.clicked.connect(self.goToColumn)
self.buttonSetFilter = QtWidgets.QPushButton("set filter")
self.rightLayout.addWidget(self.buttonSetFilter)
self.buttonSetFilter.clicked.connect(self.setFilter)
self.buttonClearFilter = QtWidgets.QPushButton("clear filter")
self.rightLayout.addWidget(self.buttonClearFilter)
self.buttonClearFilter.clicked.connect(self.clearFilter)
self.lineEditFilterCondition = QtWidgets.QLineEdit("freeSearch('am')")
self.rightLayout.addWidget(self.lineEditFilterCondition)
self.chooseColumnComboBox.currentIndexChanged.connect(self.setModelColumn)
self.dataListView.mouseReleaseEvent = self.mouseReleaseEvent
def setDataFrame(self, dataFrame):
self.df = dataFrame
dataModel = DataFrameModel()
dataModel.setDataFrame(self.df)
self.dataListView.setModel(dataModel)
self.dataTableView.setViewModel(dataModel)
self.dataComboBox.setModel(dataModel)
for index, column in enumerate(dataModel.dataFrame().columns):
dtype = dataModel.dataFrame()[column].dtype
self.updateDelegates(index, dtype)
#self.updateDelegates()
# self.dataTableView.resizeColumnsToContents()
# create a simple item model for our choosing combobox
columnModel = QtGui.QStandardItemModel()
for column in self.df.columns:
columnModel.appendRow(QtGui.QStandardItem(column))
self.chooseColumnComboBox.setModel(columnModel)
self.tableViewColumnDtypes.setModel(dataModel.columnDtypeModel())
self.tableViewColumnDtypes.horizontalHeader().setDefaultSectionSize(200)
self.tableViewColumnDtypes.setItemDelegateForColumn(1, DtypeComboDelegate(self.tableViewColumnDtypes))
dataModel.dtypeChanged.connect(self.updateDelegates)
dataModel.changingDtypeFailed.connect(self.changeColumnValue)
@Slot()
def _exportModel(self):
model = self.dataTableView.view().model()
self.exportDialog.setExportModel(model)
self.exportDialog.show()
@Slot('QAbstractItemModel')
def updateModel(self, model):
self.dataListView.setModel(model)
self.dataTableView.setViewModel(model)
self.dataComboBox.setModel(model)
self.tableViewColumnDtypes.setModel(model.columnDtypeModel())
def setModelColumn(self, index):
self.dataListView.setModelColumn(index)
self.dataComboBox.setModelColumn(index)
@Slot(int, object)
def updateDelegates(self, column, dtype):
print "update delegate for column", column, dtype
# as documented in the setDelegatesFromDtype function
# we need to store all delegates, so going from
# type A -> type B -> type A
# would cause a segfault if not stored.
view = self.dataTableView.tableView
createDelegate(dtype, column, view)
# dlg = self.delegates or {}
# self.delegates = setDelegatesFromDtype(self.dataTableView.tableView, dlg)
# print dlg
def goToColumn(self):
print "go to column 7"
index = self.dataTableView.view().model().index(7, 0)
self.dataTableView.view().setCurrentIndex(index)
def changeColumnValue(self, columnName, index, dtype):
print "failed to change", columnName, "to", dtype
print index.data(), index.isValid()
self.dataTableView.view().setCurrentIndex(index)
def setFilter(self):
#filterIndex = eval(self.lineEditFilterCondition.text())
search = DataSearch("Test", self.lineEditFilterCondition.text())
self.dataTableView.view().model().setFilter(search)
#raise NotImplementedError
def clearFilter(self):
self.dataTableView.view().model().clearFilter()
class TestWidget(QtWidgets.QWidget):
def __init__(self, parent=None):
super(TestWidget, self).__init__(parent)
self.resize(1680, 756)
self.move(0, 0)
self.df = pandas.DataFrame()
# init the data view's
self.dataTableView = DataTableWidget(self)
# self.dataTableView.setSortingEnabled(True)
# self.dataTableView.setAlternatingRowColors(True)
self.dataListView = QtWidgets.QListView(self)
self.dataListView.setAlternatingRowColors(True)
self.dataComboBox = QtWidgets.QComboBox(self)
# make combobox to choose the model column for dataComboBox and dataListView
self.chooseColumnComboBox = QtWidgets.QComboBox(self)
self.buttonCsvData = QtWidgets.QPushButton("load csv data")
self.buttonRandomData = QtWidgets.QPushButton("load random data")
importDialog = CSVImportDialog(self)
importDialog.load.connect(self.updateModel)
self.buttonCsvData.clicked.connect(lambda: importDialog.show())
self.buttonRandomData.clicked.connect(
lambda: self.setDataFrame(getRandomData(rows=100, columns=100)))
self.exportDialog = CSVExportDialog(self)
self.buttonCSVExport = QtWidgets.QPushButton("export to csv")
self.buttonCSVExport.clicked.connect(self._exportModel)
self.buttonLayout = QtWidgets.QHBoxLayout()
self.buttonLayout.addWidget(self.buttonCsvData)
self.buttonLayout.addWidget(self.buttonCSVExport)
self.buttonLayout.addWidget(self.buttonRandomData)
self.mainLayout = QtWidgets.QVBoxLayout()
self.setLayout(self.mainLayout)
self.mainLayout.addLayout(self.buttonLayout)
self.mainLayout.addWidget(self.dataTableView)
self.spinbox = QtWidgets.QSpinBox()
self.mainLayout.addWidget(self.spinbox)
self.spinbox.setMaximum(99999999999)
self.spinbox.setValue(99999999999)
self.rightLayout = QtWidgets.QVBoxLayout()
self.chooseColumLayout = QtWidgets.QHBoxLayout()
self.mainLayout.addLayout(self.rightLayout)
self.rightLayout.addLayout(self.chooseColumLayout)
self.chooseColumLayout.addWidget(QtWidgets.QLabel("Choose column:"))
self.chooseColumLayout.addWidget(self.chooseColumnComboBox)
self.rightLayout.addWidget(self.dataListView)
self.rightLayout.addWidget(self.dataComboBox)
self.tableViewColumnDtypes = QtWidgets.QTableView(self)
self.rightLayout.addWidget(QtWidgets.QLabel('dtypes'))
self.rightLayout.addWidget(self.tableViewColumnDtypes)
self.buttonGoToColumn = QtWidgets.QPushButton("go to column")
self.rightLayout.addWidget(self.buttonGoToColumn)
self.buttonGoToColumn.clicked.connect(self.goToColumn)
self.buttonSetFilter = QtWidgets.QPushButton("set filter")
self.rightLayout.addWidget(self.buttonSetFilter)
self.buttonSetFilter.clicked.connect(self.setFilter)
self.buttonClearFilter = QtWidgets.QPushButton("clear filter")
self.rightLayout.addWidget(self.buttonClearFilter)
self.buttonClearFilter.clicked.connect(self.clearFilter)
self.lineEditFilterCondition = QtWidgets.QLineEdit("freeSearch('am')")
self.rightLayout.addWidget(self.lineEditFilterCondition)
self.chooseColumnComboBox.currentIndexChanged.connect(
self.setModelColumn)
self.dataListView.mouseReleaseEvent = self.mouseReleaseEvent
def setDataFrame(self, dataFrame):
self.df = dataFrame
dataModel = DataFrameModel()
dataModel.setDataFrame(self.df)
self.dataListView.setModel(dataModel)
self.dataTableView.setViewModel(dataModel)
self.dataComboBox.setModel(dataModel)
for index, column in enumerate(dataModel.dataFrame().columns):
dtype = dataModel.dataFrame()[column].dtype
self.updateDelegates(index, dtype)
#self.updateDelegates()
# self.dataTableView.resizeColumnsToContents()
# create a simple item model for our choosing combobox
columnModel = QtGui.QStandardItemModel()
for column in self.df.columns:
columnModel.appendRow(QtGui.QStandardItem(column))
self.chooseColumnComboBox.setModel(columnModel)
self.tableViewColumnDtypes.setModel(dataModel.columnDtypeModel())
self.tableViewColumnDtypes.horizontalHeader().setDefaultSectionSize(
200)
self.tableViewColumnDtypes.setItemDelegateForColumn(
1, DtypeComboDelegate(self.tableViewColumnDtypes))
dataModel.dtypeChanged.connect(self.updateDelegates)
dataModel.changingDtypeFailed.connect(self.changeColumnValue)
@Slot()
def _exportModel(self):
model = self.dataTableView.view().model()
self.exportDialog.setExportModel(model)
self.exportDialog.show()
@Slot('QAbstractItemModel')
def updateModel(self, model):
self.dataListView.setModel(model)
self.dataTableView.setViewModel(model)
self.dataComboBox.setModel(model)
self.tableViewColumnDtypes.setModel(model.columnDtypeModel())
def setModelColumn(self, index):
self.dataListView.setModelColumn(index)
self.dataComboBox.setModelColumn(index)
@Slot(int, object)
def updateDelegates(self, column, dtype):
print "update delegate for column", column, dtype
# as documented in the setDelegatesFromDtype function
# we need to store all delegates, so going from
# type A -> type B -> type A
# would cause a segfault if not stored.
view = self.dataTableView.tableView
createDelegate(dtype, column, view)
# dlg = self.delegates or {}
# self.delegates = setDelegatesFromDtype(self.dataTableView.tableView, dlg)
# print dlg
def goToColumn(self):
print "go to column 7"
index = self.dataTableView.view().model().index(7, 0)
self.dataTableView.view().setCurrentIndex(index)
def changeColumnValue(self, columnName, index, dtype):
print "failed to change", columnName, "to", dtype
print index.data(), index.isValid()
self.dataTableView.view().setCurrentIndex(index)
def setFilter(self):
#filterIndex = eval(self.lineEditFilterCondition.text())
search = DataSearch("Test", self.lineEditFilterCondition.text())
self.dataTableView.view().model().setFilter(search)
#raise NotImplementedError
def clearFilter(self):
self.dataTableView.view().model().clearFilter()
sys.excepthook = excepthook
# use QtGui from the compat module to take care if correct sip version, etc.
from pandasqt.compat import QtGui
from pandasqt.models.DataFrameModel import DataFrameModel
from pandasqt.views.DataTableView import DataTableWidget
from pandasqt.views._ui import icons_rc
"""setup a new empty model"""
model = DataFrameModel()
"""setup an application and create a table view widget"""
app = QtGui.QApplication([])
widget = DataTableWidget()
widget.resize(800, 600)
widget.show()
"""asign the created model"""
widget.setViewModel(model)
"""create some test data"""
data = {
'A': [10, 11, 12],
'B': [20, 21, 22],
'C': ['Peter Pan', 'Cpt. Hook', 'Tinkerbell']
}
df = pandas.DataFrame(data)
"""convert the column to the numpy.int8 datatype to test the delegates in the table
int8 is limited to -128-127
"""
df['A'] = df['A'].astype(numpy.int8)
df['B'] = df['B'].astype(numpy.float16)
"""fill the model with data"""
model.setDataFrame(df)
"""start the app"""
class TestWidget(QtGui.QWidget):
def __init__(self, parent=None):
super(TestWidget, self).__init__(parent)
self.resize(1680, 756)
self.move(0, 0)
self.df = pandas.DataFrame()
self.dataModel = None
# init the data view's
self.dataTableView = DataTableWidget(self)
# self.dataTableView.setSortingEnabled(True)
# self.dataTableView.setAlternatingRowColors(True)
self.dataListView = QtGui.QListView(self)
self.dataListView.setAlternatingRowColors(True)
self.dataComboBox = QtGui.QComboBox(self)
# make combobox to choose the model column for dataComboBox and dataListView
self.chooseColumnComboBox = QtGui.QComboBox(self)
self.buttonCsvData = QtGui.QPushButton("load csv data")
self.buttonRandomData = QtGui.QPushButton("load random data")
importDialog = CSVImportDialog(self)
importDialog.load.connect(self.updateModel)
self.buttonCsvData.clicked.connect(lambda: importDialog.show())
self.buttonRandomData.clicked.connect(lambda: self.setDataFrame( getRandomData(rows=100, columns=100) ))
self.exportDialog = CSVExportDialog(self)
self.buttonCSVExport = QtGui.QPushButton("export to csv")
self.buttonCSVExport.clicked.connect(self._exportModel)
self.buttonLayout = QtGui.QHBoxLayout()
self.buttonLayout.addWidget(self.buttonCsvData)
self.buttonLayout.addWidget(self.buttonCSVExport)
self.buttonLayout.addWidget(self.buttonRandomData)
self.mainLayout = QtGui.QVBoxLayout()
self.setLayout(self.mainLayout)
self.mainLayout.addLayout(self.buttonLayout)
self.mainLayout.addWidget(self.dataTableView)
self.spinbox = QtGui.QSpinBox()
self.mainLayout.addWidget(self.spinbox)
self.spinbox.setMaximum(99999999999)
self.spinbox.setValue(99999999999)
self.rightLayout = QtGui.QVBoxLayout()
self.chooseColumLayout = QtGui.QHBoxLayout()
self.mainLayout.addLayout(self.rightLayout)
self.rightLayout.addLayout(self.chooseColumLayout)
self.chooseColumLayout.addWidget(QtGui.QLabel("Choose column:"))
self.chooseColumLayout.addWidget(self.chooseColumnComboBox)
self.rightLayout.addWidget(self.dataListView)
self.rightLayout.addWidget(self.dataComboBox)
self.tableViewColumnDtypes = QtGui.QTableView(self)
self.rightLayout.addWidget(QtGui.QLabel('dtypes'))
self.rightLayout.addWidget(self.tableViewColumnDtypes)
self.buttonGoToColumn = QtGui.QPushButton("go to column")
self.rightLayout.addWidget(self.buttonGoToColumn)
self.buttonGoToColumn.clicked.connect(self.goToColumn)
self.buttonSetFilter = QtGui.QPushButton("set filter")
self.rightLayout.addWidget(self.buttonSetFilter)
self.buttonSetFilter.clicked.connect(self.setFilter)
self.buttonClearFilter = QtGui.QPushButton("clear filter")
self.rightLayout.addWidget(self.buttonClearFilter)
self.buttonClearFilter.clicked.connect(self.clearFilter)
self.lineEditFilterCondition = QtGui.QLineEdit("freeSearch('am')")
self.rightLayout.addWidget(self.lineEditFilterCondition)
self.chooseColumnComboBox.currentIndexChanged.connect(self.setModelColumn)
self.dataListView.mouseReleaseEvent = self.mouseReleaseEvent
self.dropLineEdit = DropLineEdit("drop data from table here", self)
self.rightLayout.addWidget(self.dropLineEdit)
self.dropWidget = ComplexDropWidget(self)
self.dropWidget.dropRecieved.connect(self.processDataDrops)
self.rightLayout.addWidget(self.dropWidget)
@Slot('QMimeData')
def processDataDrops(self, mimeData):
"""if you have more complicated stuff to do and you want to match some models, might be possible like that"""
mimeDataPayload = mimeData.data()
if isinstance(mimeDataPayload, PandasCellPayload):
if self.dataModel is not None:
if hex(id(self.dataModel)) == mimeDataPayload.parentId:
self.dropWidget.setText("complex stuff done after drop event. {0}".format(mimeDataPayload.column))
def setDataFrame(self, dataFrame):
self.df = dataFrame
dataModel = DataFrameModel()
dataModel.setDataFrame(self.df)
self.dataModel = dataModel
self.dataListView.setModel(dataModel)
self.dataTableView.setViewModel(dataModel)
self.dataComboBox.setModel(dataModel)
# self.dataTableView.resizeColumnsToContents()
# create a simple item model for our choosing combobox
columnModel = QtGui.QStandardItemModel()
for column in self.df.columns:
columnModel.appendRow(QtGui.QStandardItem(column))
self.chooseColumnComboBox.setModel(columnModel)
self.tableViewColumnDtypes.setModel(dataModel.columnDtypeModel())
self.tableViewColumnDtypes.horizontalHeader().setDefaultSectionSize(200)
self.tableViewColumnDtypes.setItemDelegateForColumn(1, DtypeComboDelegate(self.tableViewColumnDtypes))
dataModel.changingDtypeFailed.connect(self.changeColumnValue)
@Slot()
def _exportModel(self):
model = self.dataTableView.view().model()
self.exportDialog.setExportModel(model)
self.exportDialog.show()
@Slot('QAbstractItemModel')
def updateModel(self, model):
self.dataModel = model
self.dataListView.setModel(model)
self.dataTableView.setViewModel(model)
self.dataComboBox.setModel(model)
self.tableViewColumnDtypes.setModel(model.columnDtypeModel())
def setModelColumn(self, index):
self.dataListView.setModelColumn(index)
self.dataComboBox.setModelColumn(index)
def goToColumn(self):
print "go to column 7"
index = self.dataTableView.view().model().index(7, 0)
self.dataTableView.view().setCurrentIndex(index)
def changeColumnValue(self, columnName, index, dtype):
print "failed to change", columnName, "to", dtype
print index.data(), index.isValid()
self.dataTableView.view().setCurrentIndex(index)
def setFilter(self):
#filterIndex = eval(self.lineEditFilterCondition.text())
search = DataSearch("Test", self.lineEditFilterCondition.text())
self.dataTableView.view().model().setFilter(search)
#raise NotImplementedError
def clearFilter(self):
self.dataTableView.view().model().clearFilter()
# use QtGui from the compat module to take care if correct sip version, etc.
from pandasqt.compat import QtGui
from pandasqt.models.DataFrameModel import DataFrameModel
from pandasqt.views.DataTableView import DataTableWidget
from pandasqt.views._ui import icons_rc
"""setup a new empty model"""
model = DataFrameModel()
"""setup an application and create a table view widget"""
app = QtGui.QApplication([])
widget = DataTableWidget()
widget.resize(800, 600)
widget.show()
"""asign the created model"""
widget.setViewModel(model)
"""create some test data"""
data = {
'A': [10, 11, 12],
'B': [20, 21, 22],
'C': ['Peter Pan', 'Cpt. Hook', 'Tinkerbell']
}
df = pandas.DataFrame(data)
"""convert the column to the numpy.int8 datatype to test the delegates in the table
int8 is limited to -128-127
"""
df['A'] = df['A'].astype(numpy.int8)
df['B'] = df['B'].astype(numpy.float16)
"""fill the model with data"""