class FeatureFormWidget(Ui_Form, QWidget):
# Raise the cancel event, takes a reason and a level
canceled = pyqtSignal(str, int)
featuresaved = pyqtSignal()
featuredeleted = pyqtSignal()
def __init__(self, parent=None):
super(FeatureFormWidget, self).__init__(parent)
self.setupUi(self)
utils.install_touch_scroll(self.scrollArea)
toolbar = QToolBar()
size = QSize(48, 48)
toolbar.setIconSize(size)
style = Qt.ToolButtonTextUnderIcon
toolbar.setToolButtonStyle(style)
self.actionDelete = toolbar.addAction(QIcon(":/icons/delete"),
"Delete")
self.actionDelete.triggered.connect(self.delete_feature)
label = '<b style="color:red">*</b> Required fields'
self.missingfieldsLabel = QLabel(label)
self.missingfieldsLabel.hide()
self.missingfieldaction = toolbar.addWidget(self.missingfieldsLabel)
titlespacer = QWidget()
titlespacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
toolbar.addWidget(titlespacer)
self.titlellabel = QLabel(label)
self.titlellabel.setProperty("headerlabel", True)
self.titlelabelaction = toolbar.addWidget(self.titlellabel)
spacer = QWidget()
spacer2 = QWidget()
spacer2.setMinimumWidth(40)
spacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
spacer2.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
toolbar.addWidget(spacer)
self.actionCancel = toolbar.addAction(QIcon(":/icons/cancel"),
"Cancel")
toolbar.addWidget(spacer2)
self.actionSave = toolbar.addAction(QIcon(":/icons/save"), "Save")
self.actionSave.triggered.connect(self.save_feature)
self.layout().setContentsMargins(0, 3, 0, 3)
self.layout().insertWidget(0, toolbar)
self.actiontoolbar = QToolBar()
self.actiontoolbar.setToolButtonStyle(Qt.ToolButtonTextUnderIcon)
spacer = QWidget()
spacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
self.actiontoolbar.addWidget(spacer)
self.layout().insertWidget(1, self.actiontoolbar)
self.featureform = None
self.values = {}
self.config = {}
self.feature = None
def set_featureform(self, featureform):
"""
Note: There can only be one feature form. If you need to show another one make a new FeatureFormWidget
"""
self.featureform = featureform
self.titlellabel.setText(self.featureform.windowTitle())
self.featureform.formvalidation.connect(self._update_validation)
self.featureform.helprequest.connect(
functools.partial(RoamEvents.helprequest.emit, self))
self.featureform.showlargewidget.connect(RoamEvents.show_widget.emit)
self.featureform.enablesave.connect(self.actionSave.setEnabled)
self.featureform.enablesave.connect(self.actionSave.setVisible)
self.featureform.rejected.connect(self.canceled.emit)
self.featureform.accepted.connect(self.featuresaved)
actions = self.featureform.form_actions()
if actions:
for action in actions:
self.actiontoolbar.addAction(action)
else:
self.actiontoolbar.hide()
self.featureform.setContentsMargins(0, 0, 0, 0)
self.featureformarea.layout().addWidget(self.featureform)
def delete_feature(self):
try:
msg = self.featureform.deletemessage
except AttributeError:
msg = 'Do you really want to delete this feature?'
box = DeleteFeatureDialog(msg)
if not box.exec_():
return
try:
self.featureform.delete()
except featureform.DeleteFeatureException as ex:
RoamEvents.raisemessage(*ex.error)
self.featureform.featuredeleted(self.feature)
self.featuredeleted.emit()
def feature_saved(self):
self.featuresaved.emit()
RoamEvents.featuresaved.emit()
def save_feature(self):
try:
self.featureform.save()
except featureform.MissingValuesException as ex:
RoamEvents.raisemessage(*ex.error)
return
except featureform.FeatureSaveException as ex:
RoamEvents.raisemessage(*ex.error)
self.feature_saved()
def set_config(self, config):
self.config = config
editmode = config['editmode']
allowsave = config.get('allowsave', True)
self.feature = config.get('feature', None)
tools = config.get('tools', [])
candelete = True
if tools:
candelete = "delete" in tools
self.featureform.feature = self.feature
self.featureform.editingmode = editmode
self.actionDelete.setVisible(editmode and candelete)
self.actionSave.setEnabled(allowsave)
def _update_validation(self, passed):
# Show the error if there is missing fields
self.missingfieldaction.setVisible(not passed)
def bind_values(self, values):
self.values = values
self.featureform.bindvalues(values)
def after_load(self):
self.featureform.loaded()
def before_load(self):
self.featureform.load(self.config['feature'], self.config['layers'],
self.values)
