def startDrag(self, index):
"""start a drag operation with a PandasCellPayload on defined index.
Args:
index (QModelIndex): model index you want to start the drag operation.
"""
if not index.isValid():
return
dataFrame = self.model().dataFrame()
# get all infos from dataFrame
dfindex = dataFrame.iloc[[index.row()]].index
columnName = dataFrame.columns[index.column()]
dtype = dataFrame[columnName].dtype
value = dataFrame[columnName][dfindex]
# create the mime data
mimePayload = PandasCellPayload(dfindex, columnName, value, dtype,
hex(id(self.model())))
mimeData = MimeData()
mimeData.setData(mimePayload)
# create the drag icon and start drag operation
drag = QtGui.QDrag(self)
drag.setMimeData(mimeData)
pixmap = QtGui.QPixmap(":/icons/insert-table.png")
drag.setHotSpot(QtCore.QPoint(pixmap.width() / 3, pixmap.height() / 3))
drag.setPixmap(pixmap)
result = drag.start(Qt.MoveAction)
def initUI(self):
self.setGeometry(100, 100, 300, 300)
self.vlayout = QtGui.QVBoxLayout(self)
self.imgContainer = QtGui.QLabel(self)
img = QtGui.QPixmap(':/europe.png')
self.imgContainer.setPixmap(img)
size = img.size()
self.imgContainer.resize(size.width(), self.height())
self.vlayout.addWidget(self.imgContainer)
self.vlayout.addWidget(QtGui.QLabel('FOOO', self))
threads = []
worker1 = ExampleWorker('foo', 10)
worker2 = ExampleWorker('bar', 13)
worker3 = ExampleWorker('spam', 25)
workers = [worker1, worker2, worker3]
for worker in workers:
thread = createThread(self, worker)
threads.append(thread)
worker.finished.connect(self.debugPrint)
self.pgFrame = OverlayProgressWidget(self.imgContainer,
workers=workers)
for t in threads:
t.start()
def initUi(self, edit_rows, edit_cols, edit_cells=False):
"""Initalizes the Uuser Interface with all sub widgets.
"""
self.gridLayout = QtGui.QGridLayout(self)
self.gridLayout.setContentsMargins(0, 0, 0, 0)
self.buttonFrame = QtGui.QFrame(self)
#self.buttonFrame.setMinimumSize(QtCore.QSize(250, 50))
#self.buttonFrame.setMaximumSize(QtCore.QSize(250, 50))
self.buttonFrame.setFrameShape(QtGui.QFrame.NoFrame)
spacerItemButton = QtGui.QSpacerItem(40, 20,
QtGui.QSizePolicy.Expanding,
QtGui.QSizePolicy.Minimum)
if edit_rows:
self.addRowButton = QtGui.QToolButton(self.buttonFrame)
self.addRowButton.setObjectName('addrowbutton')
self.addRowButton.setText(self.tr(u'+row'))
self.addRowButton.setToolTip(self.tr(u'add new row'))
icon = QtGui.QIcon(
QtGui.QPixmap(
_fromUtf8(':/icons/edit-table-insert-row-below.png')))
self.addRowButton.setIcon(icon)
self.addRowButton.toggled.connect(self.addRow)
self.removeRowButton = QtGui.QToolButton(self.buttonFrame)
self.removeRowButton.setObjectName('removerowbutton')
self.removeRowButton.setText(self.tr(u'-row'))
self.removeRowButton.setToolTip(self.tr(u'remove selected rows'))
icon = QtGui.QIcon(
QtGui.QPixmap(_fromUtf8(':/icons/edit-table-delete-row.png')))
self.removeRowButton.setIcon(icon)
self.removeRowButton.toggled.connect(self.removeRow)
row_buttons = [self.addRowButton, self.removeRowButton]
if edit_cols:
self.addColumnButton = QtGui.QToolButton(self.buttonFrame)
self.addColumnButton.setObjectName('addcolumnbutton')
self.addColumnButton.setText(self.tr(u'+col'))
self.addColumnButton.setToolTip(self.tr(u'add new column'))
icon = QtGui.QIcon(
QtGui.QPixmap(
_fromUtf8(':/icons/edit-table-insert-column-right.png')))
self.addColumnButton.setIcon(icon)
self.addColumnButton.toggled.connect(self.showAddColumnDialog)
self.removeColumnButton = QtGui.QToolButton(self.buttonFrame)
self.removeColumnButton.setObjectName('removecolumnbutton')
self.removeColumnButton.setText(self.tr(u'-col'))
self.removeColumnButton.setToolTip(self.tr(u'remove a column'))
icon = QtGui.QIcon(
QtGui.QPixmap(
_fromUtf8(':/icons/edit-table-delete-column.png')))
self.removeColumnButton.setIcon(icon)
self.removeColumnButton.toggled.connect(
self.showRemoveColumnDialog)
col_buttons = [self.addColumnButton, self.removeColumnButton]
if edit_rows or edit_cols or edit_cells:
self.buttonFrameLayout = QtGui.QGridLayout(self.buttonFrame)
self.buttonFrameLayout.setContentsMargins(0, 0, 0, 0)
self.editButton = QtGui.QToolButton(self.buttonFrame)
self.editButton.setObjectName('editbutton')
self.editButton.setText(self.tr(u'edit'))
self.editButton.setToolTip(self.tr(u'toggle editing mode'))
icon = QtGui.QIcon(
QtGui.QPixmap(_fromUtf8(':/icons/document-edit.png')))
self.editButton.setIcon(icon)
self.editButton.toggled.connect(self.enableEditing)
edit_buttons = [self.editButton]
if edit_rows and edit_cols:
for x in zip(row_buttons, col_buttons):
edit_buttons.extend(x)
elif edit_rows:
edit_buttons.extend(row_buttons)
elif edit_cols:
edit_buttons.extend(col_buttons)
elif not edit_cells:
errStr = "Ack! Ack! Ack!"
raise SystemError(errStr)
self.buttons = edit_buttons
for index, button in enumerate(self.buttons):
button.setMinimumSize(self._iconSize)
button.setMaximumSize(self._iconSize)
button.setIconSize(self._iconSize)
button.setCheckable(True)
self.buttonFrameLayout.addWidget(button, 0, index, 1, 1)
self.buttonFrameLayout.addItem(spacerItemButton, 0, index + 1, 1,
1)
for button in self.buttons[1:]:
button.setEnabled(False)
else:
self.buttons = None
#self.tableView = QtGui.QTableView(self)
self.tableView = DragTable(self)
self.tableView.setAlternatingRowColors(True)
self.tableView.setSortingEnabled(True)
sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Expanding,
QtGui.QSizePolicy.Expanding)
self.tableView.setSizePolicy(sizePolicy)
self.tableView.installEventFilter(self)
self.gridLayout.addWidget(self.buttonFrame, 0, 0, 1, 1)
self.gridLayout.addWidget(self.tableView, 1, 0, 1, 1)
return
def _initUI(self):
"""Initiates the user interface with a grid layout and several widgets.
"""
self.setModal(self._modal)
self.setWindowTitle(self._windowTitle)
layout = QtGui.QGridLayout()
self._filenameLabel = QtGui.QLabel(u'Output File', self)
self._filenameLineEdit = QtGui.QLineEdit(self)
chooseFileButtonIcon = QtGui.QIcon(
QtGui.QPixmap(':/icons/document-save-as.png'))
self._chooseFileAction = QtGui.QAction(self)
self._chooseFileAction.setIcon(chooseFileButtonIcon)
self._chooseFileAction.triggered.connect(self._createFile)
self._chooseFileButton = QtGui.QToolButton(self)
self._chooseFileButton.setDefaultAction(self._chooseFileAction)
layout.addWidget(self._filenameLabel, 0, 0)
layout.addWidget(self._filenameLineEdit, 0, 1, 1, 2)
layout.addWidget(self._chooseFileButton, 0, 3)
self._encodingLabel = QtGui.QLabel(u'File Encoding', self)
encoding_names = map(lambda x: x.upper(),
sorted(list(set(_encodings.viewvalues()))))
self._encodingComboBox = QtGui.QComboBox(self)
self._encodingComboBox.addItems(encoding_names)
self._idx = encoding_names.index('UTF_8')
self._encodingComboBox.setCurrentIndex(self._idx)
#self._encodingComboBox.activated.connect(self._updateEncoding)
layout.addWidget(self._encodingLabel, 1, 0)
layout.addWidget(self._encodingComboBox, 1, 1, 1, 1)
self._hasHeaderLabel = QtGui.QLabel(u'Header Available?', self)
self._headerCheckBox = QtGui.QCheckBox(self)
#self._headerCheckBox.toggled.connect(self._updateHeader)
layout.addWidget(self._hasHeaderLabel, 2, 0)
layout.addWidget(self._headerCheckBox, 2, 1)
self._delimiterLabel = QtGui.QLabel(u'Column Delimiter', self)
self._delimiterBox = DelimiterSelectionWidget(self)
layout.addWidget(self._delimiterLabel, 3, 0)
layout.addWidget(self._delimiterBox, 3, 1, 1, 3)
self._exportButton = QtGui.QPushButton(u'Export Data', self)
self._cancelButton = QtGui.QPushButton(u'Cancel', self)
self._buttonBox = QtGui.QDialogButtonBox(self)
self._buttonBox.addButton(self._exportButton,
QtGui.QDialogButtonBox.AcceptRole)
self._buttonBox.addButton(self._cancelButton,
QtGui.QDialogButtonBox.RejectRole)
self._buttonBox.accepted.connect(self.accepted)
self._buttonBox.rejected.connect(self.rejected)
layout.addWidget(self._buttonBox, 5, 2, 1, 2)
self._exportButton.setDefault(False)
self._filenameLineEdit.setFocus()
self._statusBar = QtGui.QStatusBar(self)
self._statusBar.setSizeGripEnabled(False)
layout.addWidget(self._statusBar, 4, 0, 1, 4)
self.setLayout(layout)
def _initUI(self):
"""Initiates the user interface with a grid layout and several widgets.
"""
self.setModal(self._modal)
self.setWindowTitle(self._windowTitle)
layout = QtGui.QGridLayout()
self._filenameLabel = QtGui.QLabel(u'Choose File', self)
self._filenameLineEdit = QtGui.QLineEdit(self)
self._filenameLineEdit.textEdited.connect(self._updateFilename)
chooseFileButtonIcon = QtGui.QIcon(
QtGui.QPixmap(':/icons/document-open.png'))
self._chooseFileAction = QtGui.QAction(self)
self._chooseFileAction.setIcon(chooseFileButtonIcon)
self._chooseFileAction.triggered.connect(self._openFile)
self._chooseFileButton = QtGui.QToolButton(self)
self._chooseFileButton.setDefaultAction(self._chooseFileAction)
layout.addWidget(self._filenameLabel, 0, 0)
layout.addWidget(self._filenameLineEdit, 0, 1, 1, 2)
layout.addWidget(self._chooseFileButton, 0, 3)
self._encodingLabel = QtGui.QLabel(u'File Encoding', self)
encoding_names = map(lambda x: x.upper(),
sorted(list(set(_encodings.viewvalues()))))
self._encodingComboBox = QtGui.QComboBox(self)
self._encodingComboBox.addItems(encoding_names)
self._encodingComboBox.activated.connect(self._updateEncoding)
layout.addWidget(self._encodingLabel, 1, 0)
layout.addWidget(self._encodingComboBox, 1, 1, 1, 1)
self._hasHeaderLabel = QtGui.QLabel(u'Header Available?', self)
self._headerCheckBox = QtGui.QCheckBox(self)
self._headerCheckBox.toggled.connect(self._updateHeader)
layout.addWidget(self._hasHeaderLabel, 2, 0)
layout.addWidget(self._headerCheckBox, 2, 1)
self._delimiterLabel = QtGui.QLabel(u'Column Delimiter', self)
self._delimiterBox = DelimiterSelectionWidget(self)
self._delimiter = self._delimiterBox.currentSelected()
self._delimiterBox.delimiter.connect(self._updateDelimiter)
layout.addWidget(self._delimiterLabel, 3, 0)
layout.addWidget(self._delimiterBox, 3, 1, 1, 3)
self._tabWidget = QtGui.QTabWidget(self)
self._previewTableView = QtGui.QTableView(self)
self._datatypeTableView = QtGui.QTableView(self)
self._tabWidget.addTab(self._previewTableView, u'Preview')
self._tabWidget.addTab(self._datatypeTableView, u'Change Column Types')
layout.addWidget(self._tabWidget, 4, 0, 3, 4)
self._datatypeTableView.horizontalHeader().setDefaultSectionSize(200)
self._datatypeTableView.setItemDelegateForColumn(
1, DtypeComboDelegate(self._datatypeTableView))
self._loadButton = QtGui.QPushButton(u'Load Data', self)
#self.loadButton.setAutoDefault(False)
self._cancelButton = QtGui.QPushButton(u'Cancel', self)
# self.cancelButton.setDefault(False)
# self.cancelButton.setAutoDefault(True)
self._buttonBox = QtGui.QDialogButtonBox(self)
self._buttonBox.addButton(self._loadButton,
QtGui.QDialogButtonBox.AcceptRole)
self._buttonBox.addButton(self._cancelButton,
QtGui.QDialogButtonBox.RejectRole)
self._buttonBox.accepted.connect(self.accepted)
self._buttonBox.rejected.connect(self.rejected)
layout.addWidget(self._buttonBox, 9, 2, 1, 2)
self._loadButton.setDefault(False)
self._filenameLineEdit.setFocus()
self._statusBar = QtGui.QStatusBar(self)
self._statusBar.setSizeGripEnabled(False)
layout.addWidget(self._statusBar, 8, 0, 1, 4)
self.setLayout(layout)
def initUi(self):
"""Initalizes the Uuser Interface with all sub widgets.
"""
self.gridLayout = QtGui.QGridLayout(self)
self.gridLayout.setContentsMargins(0, 0, 0, 0)
self.buttonFrame = QtGui.QFrame(self)
#self.buttonFrame.setMinimumSize(QtCore.QSize(250, 50))
#self.buttonFrame.setMaximumSize(QtCore.QSize(250, 50))
self.buttonFrame.setFrameShape(QtGui.QFrame.NoFrame)
spacerItemButton = QtGui.QSpacerItem(40, 20,
QtGui.QSizePolicy.Expanding,
QtGui.QSizePolicy.Minimum)
self.buttonFrameLayout = QtGui.QGridLayout(self.buttonFrame)
self.buttonFrameLayout.setContentsMargins(0, 0, 0, 0)
self.editButton = QtGui.QToolButton(self.buttonFrame)
self.editButton.setObjectName('editbutton')
self.editButton.setText(self.tr(u'edit'))
self.editButton.setToolTip(self.tr(u'toggle editing mode'))
icon = QtGui.QIcon(
QtGui.QPixmap(_fromUtf8(':/icons/document-edit.png')))
self.editButton.setIcon(icon)
self.addColumnButton = QtGui.QToolButton(self.buttonFrame)
self.addColumnButton.setObjectName('addcolumnbutton')
self.addColumnButton.setText(self.tr(u'+col'))
self.addColumnButton.setToolTip(self.tr(u'add new column'))
icon = QtGui.QIcon(
QtGui.QPixmap(
_fromUtf8(':/icons/edit-table-insert-column-right.png')))
self.addColumnButton.setIcon(icon)
self.addRowButton = QtGui.QToolButton(self.buttonFrame)
self.addRowButton.setObjectName('addrowbutton')
self.addRowButton.setText(self.tr(u'+row'))
self.addRowButton.setToolTip(self.tr(u'add new row'))
icon = QtGui.QIcon(
QtGui.QPixmap(
_fromUtf8(':/icons/edit-table-insert-row-below.png')))
self.addRowButton.setIcon(icon)
self.removeColumnButton = QtGui.QToolButton(self.buttonFrame)
self.removeColumnButton.setObjectName('removecolumnbutton')
self.removeColumnButton.setText(self.tr(u'-col'))
self.removeColumnButton.setToolTip(self.tr(u'remove a column'))
icon = QtGui.QIcon(
QtGui.QPixmap(_fromUtf8(':/icons/edit-table-delete-column.png')))
self.removeColumnButton.setIcon(icon)
self.removeRowButton = QtGui.QToolButton(self.buttonFrame)
self.removeRowButton.setObjectName('removerowbutton')
self.removeRowButton.setText(self.tr(u'-row'))
self.removeRowButton.setToolTip(self.tr(u'remove selected rows'))
icon = QtGui.QIcon(
QtGui.QPixmap(_fromUtf8(':/icons/edit-table-delete-row.png')))
self.removeRowButton.setIcon(icon)
self.buttons = [
self.editButton, self.addColumnButton, self.addRowButton,
self.removeColumnButton, self.removeRowButton
]
for index, button in enumerate(self.buttons):
button.setMinimumSize(self._iconSize)
button.setMaximumSize(self._iconSize)
button.setIconSize(self._iconSize)
button.setCheckable(True)
self.buttonFrameLayout.addWidget(button, 0, index, 1, 1)
self.buttonFrameLayout.addItem(spacerItemButton, 0, index + 1, 1, 1)
for button in self.buttons[1:]:
button.setEnabled(False)
#self.tableView = QtGui.QTableView(self)
self.tableView = DragTable(self)
self.tableView.setAlternatingRowColors(True)
self.tableView.setSortingEnabled(True)
self.gridLayout.addWidget(self.buttonFrame, 0, 0, 1, 1)
self.gridLayout.addWidget(self.tableView, 1, 0, 1, 1)
self.editButton.toggled.connect(self.enableEditing)
self.addColumnButton.toggled.connect(self.showAddColumnDialog)
self.addRowButton.toggled.connect(self.addRow)
self.removeRowButton.toggled.connect(self.removeRow)
self.removeColumnButton.toggled.connect(self.showRemoveColumnDialog)