def create_parent_group_box(name: str,
res: float,
unit: str,
required: bool = False) -> QGroupBox:
"""Returns a 'validator-ready' group box to be used by the parent-domain tab."""
parent_child_ratio_box = QGridLayout()
# TODO: This should be a spinbox instead with range [1,5].
parent_child_ratio = add_grid_lineedit(parent_child_ratio_box,
0,
'Child-to-Parent Ratio',
RATIO_VALIDATOR,
required=required)
res_label = QLabel(
HORIZONTAL_RESOLUTION_LABEL.format(resolution=res, unit=unit))
sub_group_box = QGroupBox("Padding")
grid = QGridLayout()
top_label = QLabel('Top')
top_label.setAlignment(Qt.AlignCenter)
grid.addWidget(top_label, 0, 1)
left_label = QLabel('Left')
left_label.setAlignment(Qt.AlignCenter)
grid.addWidget(left_label, 2, 0)
right_label = QLabel('Right')
right_label.setAlignment(Qt.AlignCenter)
grid.addWidget(right_label, 2, 2)
bottom_label = QLabel('Bottom')
bottom_label.setAlignment(Qt.AlignCenter)
grid.addWidget(bottom_label, 4, 1)
top = create_lineedit(DIM_VALIDATOR, required)
left = create_lineedit(DIM_VALIDATOR, required)
right = create_lineedit(DIM_VALIDATOR, required)
bottom = create_lineedit(DIM_VALIDATOR, required)
grid.addWidget(top, 1, 1)
grid.addWidget(left, 3, 0)
grid.addWidget(right, 3, 2)
grid.addWidget(bottom, 5, 1)
sub_group_box.setLayout(grid)
vbox = QVBoxLayout()
vbox.addLayout(parent_child_ratio_box)
vbox.addWidget(res_label)
vbox.addWidget(sub_group_box)
group_box = QGroupBox(name)
group_box.setLayout(vbox)
return {
'inputs': {
'ratio': parent_child_ratio,
'top': top,
'left': left,
'right': right,
'bottom': bottom
},
'other': {
'resolution': res_label
}
}, group_box
def update_geo_datasets_spec_fields(self) -> None:
msg_bar = self.iface.messageBar() # type: QgsMessageBar
specs = self.project.geo_dataset_specs
domain_cnt = self.project.domain_count
field_cnt = self.vbox_geo_datasets_spec.count()
while field_cnt > domain_cnt:
layout = self.vbox_geo_datasets_spec.takeAt(field_cnt - 1)
clear_layout(layout)
del self.geo_dataset_spec_inputs[-1]
self.update_project_geo_dataset_specs()
field_cnt -= 1
while field_cnt < domain_cnt:
def create_on_plus_clicked_callback():
# This code is in this inner function to have a copy of field_cnt,
# otherwise all on_clicked handlers would refer to field_cnt of the
# last loop iteration.
domain_index = field_cnt
def on_clicked():
spec_input = self.geo_dataset_spec_inputs[domain_index]
item = self.tree_geog_data.currentItem()
if item is None:
msg_bar.pushInfo(
PLUGIN_NAME,
'Select a group in the dataset tree before clicking the + button.'
)
return
if item.childCount() == 0:
msg_bar.pushWarning(
PLUGIN_NAME,
'Select a group in the dataset tree, not a variable.'
)
return
new_group_name = item.data(0, Qt.UserRole)
val = spec_input.value()
if val:
existing_group_names = val.split('+')
if new_group_name in existing_group_names:
msg_bar.pushWarning(
PLUGIN_NAME,
'The group you selected is already added for this domain.'
)
return
val += '+'
val += new_group_name
spec_input.set_value(val)
return on_clicked
def create_on_info_clicked_callback():
# This code is in this inner function to have a copy of field_cnt,
# otherwise all on_clicked handlers would refer to field_cnt of the
# last loop iteration.
domain_index = field_cnt
def on_clicked():
spec_input = self.geo_dataset_spec_inputs[domain_index]
group_names = spec_input.value().split('+')
# determine resolved datasets for each variable
tbl = self.geogrid_tbl
resolved_groups = dict(
) # var name -> (group name or None)
for variable in sorted(tbl.variables.values(),
key=lambda v: v.name):
var_group_names = variable.group_options.keys()
found_group_name = None
for group_name in group_names:
if group_name in var_group_names:
found_group_name = group_name
break
resolved_groups[variable.name] = found_group_name
# show in message box
title = 'Domain {}'.format(domain_index + 1)
text = '<table><tr><td><b>Variable</b></td><td><b>Group</b></td></tr>'
for var_name, group_name in resolved_groups.items():
if group_name is None:
group_name = '<b><i>N/A</i></b>'
text += '<tr><td>{}</td><td>{}</td></tr>'.format(
var_name, group_name)
text += '</table>'
QMessageBox.information(self.iface.mainWindow(), title,
text)
return on_clicked
hbox_datasets_spec = QHBoxLayout()
hbox_datasets_spec.addWidget(
QLabel('Domain: {}'.format(field_cnt + 1)))
dataset_spec_input = create_lineedit(StringValidator(
self.is_valid_geo_dataset_spec),
required=True)
try:
dataset_spec_input.set_value(specs[field_cnt])
except IndexError:
pass
dataset_spec_input.textChanged.connect(
self.update_project_geo_dataset_specs)
self.geo_dataset_spec_inputs.append(dataset_spec_input)
hbox_datasets_spec.addWidget(dataset_spec_input)
plus_btn = QPushButton('+',
clicked=create_on_plus_clicked_callback())
info_btn = QPushButton('?',
clicked=create_on_info_clicked_callback())
# TODO make this dynamic, using size policies didn't work
info_btn.setMaximumWidth(50)
plus_btn.setMaximumWidth(50)
hbox_datasets_spec.addWidget(plus_btn)
hbox_datasets_spec.addWidget(info_btn)
self.vbox_geo_datasets_spec.addLayout(hbox_datasets_spec)
field_cnt += 1