class MainWindow(QMainWindow):
def __init__(self):
super().__init__()
form = QFormLayout()
self.track_id = QSpinBox()
self.track_id.setRange(0, 2147483647)
self.track_id.setDisabled(True)
self.name = QLineEdit()
self.album = QComboBox()
self.media_type = QComboBox()
self.genre = QComboBox()
self.composer = QLineEdit()
self.milliseconds = QSpinBox()
self.milliseconds.setRange(0, 2147483647) # <1>
self.milliseconds.setSingleStep(1)
self.bytes = QSpinBox()
self.bytes.setRange(0, 2147483647)
self.bytes.setSingleStep(1)
self.unit_price = QDoubleSpinBox()
self.unit_price.setRange(0, 999)
self.unit_price.setSingleStep(0.01)
self.unit_price.setPrefix("$")
form.addRow(QLabel("Track ID"), self.track_id)
form.addRow(QLabel("Track name"), self.name)
form.addRow(QLabel("Composer"), self.composer)
form.addRow(QLabel("Milliseconds"), self.milliseconds)
form.addRow(QLabel("Bytes"), self.bytes)
form.addRow(QLabel("Unit Price"), self.unit_price)
self.model = QSqlTableModel(db=db)
self.mapper = QDataWidgetMapper() # <2>
self.mapper.setModel(self.model)
self.mapper.addMapping(self.track_id, 0) # <3>
self.mapper.addMapping(self.name, 1)
self.mapper.addMapping(self.composer, 5)
self.mapper.addMapping(self.milliseconds, 6)
self.mapper.addMapping(self.bytes, 7)
self.mapper.addMapping(self.unit_price, 8)
self.model.setTable("Track")
self.model.select() # <4>
self.mapper.toFirst() # <5>
self.setMinimumSize(QSize(400, 400))
widget = QWidget()
widget.setLayout(form)
self.setCentralWidget(widget)
class Window(QWidget):
def __init__(self, model, parent=None):
super(Window, self).__init__(parent)
self.model = model
# Set up the widgets.
nameLabel = QLabel("Na&me:")
nameEdit = QLineEdit()
# Set up the mapper.
self.mapper = QDataWidgetMapper(self)
self.mapper.setModel(self.model)
self.mapper.addMapping(nameEdit, 0)
layout = QGridLayout()
layout.addWidget(nameLabel, 0, 0, 1, 1)
layout.addWidget(nameEdit, 0, 1, 1, 1)
self.setLayout(layout)
self.mapper.toFirst()
class MainWindow(QMainWindow):
def __init__(self):
super().__init__()
layout = QVBoxLayout()
form = QFormLayout()
self.track_id = QSpinBox()
self.track_id.setDisabled(True)
self.name = QLineEdit()
self.album = QComboBox()
self.media_type = QComboBox()
self.genre = QComboBox()
self.composer = QLineEdit()
self.milliseconds = QSpinBox()
self.milliseconds.setRange(0, 2147483647)
self.milliseconds.setSingleStep(1)
self.bytes = QSpinBox()
self.bytes.setRange(0, 2147483647)
self.bytes.setSingleStep(1)
self.unit_price = QDoubleSpinBox()
self.unit_price.setRange(0, 999)
self.unit_price.setSingleStep(0.01)
self.unit_price.setPrefix("$")
form.addRow(QLabel("Track ID"), self.track_id)
form.addRow(QLabel("Track name"), self.name)
form.addRow(QLabel("Composer"), self.composer)
form.addRow(QLabel("Milliseconds"), self.milliseconds)
form.addRow(QLabel("Bytes"), self.bytes)
form.addRow(QLabel("Unit Price"), self.unit_price)
self.model = QSqlTableModel(db=db)
self.mapper = QDataWidgetMapper()
self.mapper.setModel(self.model)
self.mapper.addMapping(self.track_id, 0)
self.mapper.addMapping(self.name, 1)
self.mapper.addMapping(self.composer, 5)
self.mapper.addMapping(self.milliseconds, 6)
self.mapper.addMapping(self.bytes, 7)
self.mapper.addMapping(self.unit_price, 8)
self.model.setTable("Track")
self.model.select()
self.mapper.toFirst()
self.setMinimumSize(QSize(400, 400))
controls = QHBoxLayout()
# tag::controls[]
prev_rec = QPushButton("Previous")
prev_rec.clicked.connect(self.mapper.toPrevious)
next_rec = QPushButton("Next")
next_rec.clicked.connect(self.mapper.toNext)
save_rec = QPushButton("Save Changes")
save_rec.clicked.connect(self.mapper.submit)
# end::controls[]
controls.addWidget(prev_rec)
controls.addWidget(next_rec)
controls.addWidget(save_rec)
layout.addLayout(form)
layout.addLayout(controls)
widget = QWidget()
widget.setLayout(layout)
self.setCentralWidget(widget)
class MainWindow(QMainWindow):
def __init__(self):
super().__init__()
hlayout = QHBoxLayout()
layout = QVBoxLayout()
self.filtert = QLineEdit()
self.filtert.setPlaceholderText("Search...")
self.table = QTableView()
vlayout = QVBoxLayout()
vlayout.addWidget(self.filtert)
vlayout.addWidget(self.table)
# Left/right pane.
hlayout.addLayout(vlayout)
hlayout.addLayout(layout)
form = QFormLayout()
self.track_id = QSpinBox()
self.track_id.setDisabled(True)
self.track_id.setRange(0, 2147483647)
self.name = QLineEdit()
self.album = QComboBox()
self.media_type = QComboBox()
self.genre = QComboBox()
self.composer = QLineEdit()
self.milliseconds = QSpinBox()
self.milliseconds.setRange(0, 2147483647)
self.milliseconds.setSingleStep(1)
self.bytes = QSpinBox()
self.bytes.setRange(0, 2147483647)
self.bytes.setSingleStep(1)
self.unit_price = QDoubleSpinBox()
self.unit_price.setRange(0, 999)
self.unit_price.setSingleStep(0.01)
self.unit_price.setPrefix("$")
form.addRow(QLabel("Track ID"), self.track_id)
form.addRow(QLabel("Track name"), self.name)
form.addRow(QLabel("Composer"), self.composer)
form.addRow(QLabel("Milliseconds"), self.milliseconds)
form.addRow(QLabel("Bytes"), self.bytes)
form.addRow(QLabel("Unit Price"), self.unit_price)
self.model = QSqlTableModel(db=db)
self.proxy_model = QSortFilterProxyModel()
self.proxy_model.setSourceModel(self.model)
self.proxy_model.sort(1, Qt.AscendingOrder)
self.proxy_model.setFilterKeyColumn(-1) # all columns
self.table.setModel(self.proxy_model)
# Update search when filter changes.
self.filtert.textChanged.connect(self.proxy_model.setFilterFixedString)
self.mapper = QDataWidgetMapper()
self.mapper.setModel(self.proxy_model)
self.mapper.addMapping(self.track_id, 0)
self.mapper.addMapping(self.name, 1)
self.mapper.addMapping(self.composer, 5)
self.mapper.addMapping(self.milliseconds, 6)
self.mapper.addMapping(self.bytes, 7)
self.mapper.addMapping(self.unit_price, 8)
self.model.setTable("Track")
self.model.select()
# Change the mapper selection using the table.
self.table.selectionModel().currentRowChanged.connect(
self.mapper.setCurrentModelIndex)
self.mapper.toFirst()
# tag::controls[]
self.setMinimumSize(QSize(800, 400))
controls = QHBoxLayout()
prev_rec = QPushButton("Previous")
prev_rec.clicked.connect(self.mapper.toPrevious)
next_rec = QPushButton("Next")
next_rec.clicked.connect(self.mapper.toNext)
save_rec = QPushButton("Save Changes")
save_rec.clicked.connect(self.mapper.submit)
controls.addWidget(prev_rec)
controls.addWidget(next_rec)
controls.addWidget(save_rec)
layout.addLayout(form)
layout.addLayout(controls)
widget = QWidget()
widget.setLayout(hlayout)
self.setCentralWidget(widget)
