class EditableLabel(QLabel):
def __init__(self, save, failCallback, *args, **kwargs):
QLabel.__init__(self, *args, **kwargs)
self.save = save
self.editable = True
self.failCallback = failCallback
self.editor = QLineEdit(self)
self.editor.setWindowFlags(Qt.Popup)
self.editor.setFocusProxy(self)
self.editor.editingFinished.connect(self.handleEditingFinished)
self.editor.installEventFilter(self)
self.callback = lambda text: 0
def eventFilter(self, widget, event):
if ((event.type() == QEvent.MouseButtonPress
and not self.editor.geometry().contains(event.globalPos()))
or (event.type() == QEvent.KeyPress
and event.key() == Qt.Key_Escape)):
self.editor.hide()
return True
return QLabel.eventFilter(self, widget, event)
def disableEdit(self):
self.editable = False
self.editor.hide()
def enableEdit(self):
self.editable = True
def mouseDoubleClickEvent(self, event=None):
if not self.editable:
if self.failCallback:
self.failCallback()
return
rect = self.rect()
self.editor.setFixedSize(rect.size())
self.editor.move(self.mapToGlobal(rect.topLeft()))
self.editor.setText(self.text())
self.editor.setFocus(Qt.MouseFocusReason)
self.editor.selectAll()
if not self.editor.isVisible():
self.editor.show()
def handleEditingFinished(self):
text = self.editor.text()
self.editor.hide()
if self.save:
self.setText(text)
self.callback(text)
class AbstractReferenceSelector(QWidget):
changed = Signal()
def __init__(self, parent=None):
QWidget.__init__(self, parent)
self.completer = None
self.p_selected_id = 0
self.layout = QHBoxLayout()
self.layout.setContentsMargins(0, 0, 0, 0)
self.name = QLineEdit()
self.name.setText("")
self.layout.addWidget(self.name)
self.details = QLabel()
self.details.setText("")
self.details.setVisible(False)
self.layout.addWidget(self.details)
self.button = QPushButton("...")
self.button.setFixedWidth(
self.button.fontMetrics().horizontalAdvance("XXXX"))
self.layout.addWidget(self.button)
self.setLayout(self.layout)
self.setFocusProxy(self.name)
self.button.clicked.connect(self.on_button_clicked)
if self.details_field:
self.name.setFixedWidth(
self.name.fontMetrics().horizontalAdvance("X") * 15)
self.details.setVisible(True)
self.completer = QCompleter(self.dialog.model.completion_model)
self.completer.setCompletionColumn(
self.dialog.model.completion_model.fieldIndex(self.selector_field))
self.completer.setCaseSensitivity(Qt.CaseInsensitive)
self.name.setCompleter(self.completer)
self.completer.activated[QModelIndex].connect(self.on_completion)
def getId(self):
return self.p_selected_id
def setId(self, selected_id):
if self.p_selected_id == selected_id:
return
self.p_selected_id = selected_id
self.name.setText(
self.dialog.model.getFieldValue(selected_id, self.selector_field))
if self.details_field:
self.details.setText(
self.dialog.model.getFieldValue(selected_id,
self.details_field))
selected_id = Property(int, getId, setId, notify=changed, user=True)
def setFilterValue(self, filter_value):
self.dialog.setFilterValue(filter_value)
def on_button_clicked(self):
ref_point = self.mapToGlobal(self.name.geometry().bottomLeft())
self.dialog.setGeometry(ref_point.x(), ref_point.y(),
self.dialog.width(), self.dialog.height())
res = self.dialog.exec(enable_selection=True,
selected=self.selected_id)
if res:
self.selected_id = self.dialog.selected_id
self.changed.emit()
@Slot(QModelIndex)
def on_completion(self, index):
model = index.model()
self.selected_id = model.data(model.index(index.row(), 0),
Qt.DisplayRole)
self.changed.emit()
def isCustom(self):
return True