class SupportingDocuments(ComponentUtility):
onUploadDocument = pyqtSignal(list)
def __init__(self,
box,
combobox,
add_documents_btn,
notification_bar,
parent=None):
"""
Handles the supporting documents component loading.
:param box: The layout holding the container widget.
:type box: QVBoxLayout
:param combobox: The combobox loading supporting document types.
:type combobox: QComboBox
:param add_documents_btn: The add supporting document button
:type add_documents_btn: QPushButton
:param notification_bar: The NotificationBar object that displays
notification.
:type notification_bar: Object
:param parent: The container of the widget
:type parent: QDialog or None
"""
ComponentUtility.__init__(self)
self._parent = parent
self.container_box = box
self.doc_type_cbo = combobox
self.notification_bar = notification_bar
self.str_number = 1
self.add_documents_btn = add_documents_btn
self.str_numbers = [1]
self.current_party_count = None
self.init_documents()
def init_documents(self):
"""
Initializes the document type combobox by
populating data.
"""
self.supporting_doc_manager = SourceDocumentManager(
self.social_tenure.supporting_doc, self.str_doc_model,
self._parent)
self.create_doc_tab_populate_combobox()
self.doc_type_cbo.currentIndexChanged.connect(
self.match_doc_combo_to_tab)
self.docs_tab.currentChanged.connect(self.match_doc_tab_to_combo)
def party_count(self, count):
"""
A setter for current_party_count that is used to determined
the number of copies for each supporting document.
:param count: The number of currently added party records.
:type count: Integer
"""
self.current_party_count = count
def create_doc_tab_populate_combobox(self):
"""
Creates the supporting document component widget.
"""
self.doc_tab_data()
self.docs_tab = QTabWidget()
self.docs_tab_index = OrderedDict()
for i, (id, doc) in enumerate(self.doc_types.items()):
self.docs_tab_index[doc] = i
# the tab widget containing the document widget layout
# and the child of the tab.
tab_widget = QWidget()
tab_widget.setObjectName(doc)
# The layout of the tab widget
cont_layout = QVBoxLayout(tab_widget)
cont_layout.setObjectName('widget_layout_{}'.format(doc))
# the scroll area widget inside the tab widget.
scroll_area = QScrollArea(tab_widget)
scroll_area.setFrameShape(QFrame.NoFrame)
scroll_area.setObjectName('tab_scroll_area_{}'.format(doc))
layout_widget = QWidget()
# the widget the is under the scroll area content and
# the widget containing the document widget layout
# This widget is hidden and shown based on the STR number
layout_widget.setObjectName('widget_{}'.format(doc))
doc_widget_layout = QVBoxLayout(layout_widget)
doc_widget_layout.setObjectName('doc_widget_layout_{}'.format(doc))
doc_widget = QWidget()
doc_widget.setObjectName('doc_widget_{}_{}'.format(
doc, self.str_number))
doc_widget_layout.addWidget(doc_widget)
# the layout containing document widget.
### This is the layout that is registered to add uploaded
# supporting documents widgets into.
tab_layout = QVBoxLayout(doc_widget)
tab_layout.setObjectName('layout_{}_{}'.format(
doc, self.str_number))
scroll_area.setWidgetResizable(True)
scroll_area.setWidget(layout_widget)
cont_layout.addWidget(scroll_area)
# Add the tab widget with the document
# type name to create a tab.
self.docs_tab.addTab(tab_widget, doc)
self.container_box.addWidget(self.docs_tab, 1)
if len(self.str_numbers) == 1:
self.doc_type_cbo.addItem(doc, id)
def doc_tab_data(self):
"""
Sets the document types in the social tenure entity.
"""
doc_entity = self.social_tenure. \
supporting_doc.document_type_entity
doc_type_model = entity_model(doc_entity)
docs = doc_type_model()
doc_type_list = docs.queryObject().all()
self.doc_types = [(doc.id, doc.value) for doc in doc_type_list]
self.doc_types = OrderedDict(self.doc_types)
def match_doc_combo_to_tab(self):
"""
Changes the active tab based on the
selected value of document type combobox.
"""
combo_text = self.doc_type_cbo.currentText()
if combo_text is not None and len(combo_text) > 0:
index = self.docs_tab_index[combo_text]
self.docs_tab.setCurrentIndex(index)
def match_doc_tab_to_combo(self):
"""
Changes the document type combobox value based on the
selected tab.
"""
doc_tab_index = self.docs_tab.currentIndex()
self.doc_type_cbo.setCurrentIndex(doc_tab_index)
@staticmethod
def hide_doc_widgets(widget, visibility):
"""
Hides or shows the visibility of the supporting document
container widgets.
:param widget: The widget to which the visibility is set.
:type widget: QWidget
:param visibility: A boolean to show or hide visibility.
True hides widget and False shows it.
:type visibility: Boolean
"""
widget.setHidden(visibility)
def update_container(self, str_number):
"""
Update the current supporting document widget container to be used.
:param str_number: The STR node number
:type str_number: Integer
"""
doc_text = self.doc_type_cbo.currentText()
cbo_index = self.doc_type_cbo.currentIndex()
doc_id = self.doc_type_cbo.itemData(cbo_index)
scroll_area = self.docs_tab.findChild(
QScrollArea, 'tab_scroll_area_{}'.format(doc_text, str_number))
doc_widget = scroll_area.findChild(
QWidget, 'doc_widget_{}_{}'.format(doc_text, str_number))
# If the doc widget doesn't exist create it for new STR instance
if doc_widget is None:
# find the doc_widget layout that contains
# all STR doc widget layouts. Single
# doc_widget_layout is created for each document type.
# But all doc_widgets for each STR instance and
# document types will be added here.
doc_widget_layout = scroll_area.findChild(
QVBoxLayout, 'doc_widget_layout_{}'.format(doc_text))
doc_widget = QWidget()
doc_widget.setObjectName('doc_widget_{}_{}'.format(
doc_text, str_number))
self.hide_all_other_widget(doc_text, str_number)
doc_widget_layout.addWidget(doc_widget)
# Create the layout so that layouts are registered in
# which uploaded document widgets are added.
layout = QVBoxLayout(doc_widget)
layout.setObjectName('layout_{}_{}'.format(doc_text, str_number))
# If the doc widget exists, get the lowest
# layout so that it is registered.
else:
# hide all other widgets
self.hide_all_other_widget(doc_text, str_number)
# show the current doc widget to display
# the document widgets for the current tab.
self.hide_doc_widgets(doc_widget, False)
layout = doc_widget.findChild(
QVBoxLayout, 'layout_{}_{}'.format(doc_text, str_number))
# register layout
self.supporting_doc_manager.registerContainer(layout, doc_id)
def hide_all_other_widget(self, doc_text, str_number):
"""
Hides all other supporting document widget except the current
STR node widget.
:param doc_text: The current document type selected.
:type doc_text: String
:param str_number: The STR node number
:type str_number: Integer
"""
expression = QRegExp('doc_widget*')
# hide all existing widgets in all layouts
for widget in self.docs_tab.findChildren(QWidget, expression):
if widget.objectName() != 'doc_widget_{}_{}'.format(
doc_text, str_number):
self.hide_doc_widgets(widget, True)
def on_upload_document(self):
'''
Slot raised when the user clicks
to upload a supporting document.
'''
document_str = QApplication.translate(
"SupportingDocuments", "Specify the Document File Location")
documents = self.select_file_dialog(document_str)
cbo_index = self.doc_type_cbo.currentIndex()
doc_id = self.doc_type_cbo.itemData(cbo_index)
for doc in documents:
self.supporting_doc_manager.insertDocumentFromFile(
doc, doc_id, self.social_tenure, self.current_party_count)
# Set last path
if len(documents) > 0:
doc = documents[0]
fi = QFileInfo(doc)
dir_path = fi.absolutePath()
set_last_document_path(dir_path)
model_objs = self.supporting_doc_manager.model_objects()
self.onUploadDocument.emit(model_objs)
def select_file_dialog(self, title):
"""
Displays a file dialog for a user to specify a source document
:param title: The title of the file dialog
:type title: String
"""
# Get last path for supporting documents
last_path = last_document_path()
if last_path is None:
last_path = '/home'
files, _ = QFileDialog.getOpenFileNames(
iface.mainWindow(), title, last_path,
"Source Documents (*.jpg *.jpeg *.png *.bmp *.tiff *.svg)")
return files
class AttributesTable(QWidget):
def __init__(self, iface):
QWidget.__init__(self)
self.setWindowTitle(self.tr('Search results'))
self.resize(480,320)
self.setMinimumSize(320,240)
self.center()
# Results export button
self.btn_saveTab = QAction(QIcon(':/plugins/qgeric/resources/icon_save.png'), self.tr('Save this tab\'s results'), self)
self.btn_saveTab.triggered.connect(lambda : self.saveAttributes(True))
self.btn_saveAllTabs = QAction(QIcon(':/plugins/qgeric/resources/icon_saveAll.png'), self.tr('Save all results'), self)
self.btn_saveAllTabs.triggered.connect(lambda : self.saveAttributes(False))
self.btn_export = QAction(QIcon(':/plugins/qgeric/resources/icon_export.png'), self.tr('Export the selection as a memory layer'), self)
self.btn_export.triggered.connect(self.exportLayer)
self.btn_zoom = QAction(QIcon(':/plugins/qgeric/resources/icon_Zoom.png'), self.tr('Zoom to selected attributes'), self)
self.btn_zoom.triggered.connect(self.zoomToFeature)
self.btn_selectGeom = QAction(QIcon(':/plugins/qgeric/resources/icon_HlG.png'), self.tr('Highlight feature\'s geometry'), self)
self.btn_selectGeom.triggered.connect(self.selectGeomChanged)
self.btn_rename = QAction(QIcon(':/plugins/qgeric/resources/icon_Settings.png'), self.tr('Settings'), self)
self.btn_rename.triggered.connect(self.renameWindow)
self.tabWidget = QTabWidget() # Tab container
self.tabWidget.setTabsClosable(True)
self.tabWidget.currentChanged.connect(self.highlight_features)
self.tabWidget.tabCloseRequested.connect(self.closeTab)
self.loadingWindow = QProgressDialog()
self.loadingWindow.setWindowTitle(self.tr('Loading...'))
self.loadingWindow.setRange(0,100)
self.loadingWindow.setAutoClose(False)
self.loadingWindow.setCancelButton(None)
self.canvas = iface.mapCanvas()
self.canvas.extentsChanged.connect(self.highlight_features)
self.highlight = []
self.highlight_rows = []
toolbar = QToolBar()
toolbar.addAction(self.btn_saveTab)
toolbar.addAction(self.btn_saveAllTabs)
toolbar.addAction(self.btn_export)
toolbar.addSeparator()
toolbar.addAction(self.btn_zoom)
toolbar.addSeparator()
toolbar.addAction(self.btn_selectGeom)
toolbar.addAction(self.btn_rename)
vbox = QVBoxLayout()
vbox.setContentsMargins(0,0,0,0)
vbox.addWidget(toolbar)
vbox.addWidget(self.tabWidget)
self.setLayout(vbox)
self.mb = iface.messageBar()
self.selectGeom = False # False for point, True for geometry
def renameWindow(self):
title, ok = QInputDialog.getText(self, self.tr('Rename window'), self.tr('Enter a new title:'))
if ok:
self.setWindowTitle(title)
def closeTab(self, index):
self.tabWidget.widget(index).deleteLater()
self.tabWidget.removeTab(index)
def selectGeomChanged(self):
if self.selectGeom:
self.selectGeom = False
self.btn_selectGeom.setText(self.tr('Highlight feature\'s geometry'))
self.btn_selectGeom.setIcon(QIcon(':/plugins/qgeric/resources/icon_HlG.png'))
else:
self.selectGeom = True
self.btn_selectGeom.setText(self.tr('Highlight feature\'s centroid'))
self.btn_selectGeom.setIcon(QIcon(':/plugins/qgeric/resources/icon_HlC.png'))
self.highlight_features()
def exportLayer(self):
if self.tabWidget.count() != 0:
index = self.tabWidget.currentIndex()
table = self.tabWidget.widget(index).findChildren(QTableWidget)[0]
items = table.selectedItems()
if len(items) > 0:
type = ''
if items[0].feature.geometry().type() == QgsWkbTypes.PointGeometry:
type = 'Point'
elif items[0].feature.geometry().type() == QgsWkbTypes.LineGeometry:
type = 'LineString'
else:
type = 'Polygon'
features = []
for item in items:
if item.feature not in features:
features.append(item.feature)
name = ''
ok = True
while not name.strip() and ok == True:
name, ok = QInputDialog.getText(self, self.tr('Layer name'), self.tr('Give a name to the layer:'))
if ok:
layer = QgsVectorLayer(type+"?crs="+table.crs.authid(),name,"memory")
layer.startEditing()
layer.dataProvider().addAttributes(features[0].fields().toList())
layer.dataProvider().addFeatures(features)
layer.commitChanges()
QgsProject.instance().addMapLayer(layer)
else:
self.mb.pushWarning(self.tr('Warning'), self.tr('There is no selected feature !'))
def highlight_features(self):
for item in self.highlight:
self.canvas.scene().removeItem(item)
del self.highlight[:]
del self.highlight_rows[:]
index = self.tabWidget.currentIndex()
tab = self.tabWidget.widget(index)
if self.tabWidget.count() != 0:
table = self.tabWidget.widget(index).findChildren(QTableWidget)[0]
nb = 0
area = 0
length = 0
items = table.selectedItems()
for item in items:
if item.row() not in self.highlight_rows:
if self.selectGeom:
highlight = QgsHighlight(self.canvas, item.feature.geometry(), self.tabWidget.widget(index).layer)
else:
highlight = QgsHighlight(self.canvas, item.feature.geometry().centroid(), self.tabWidget.widget(index).layer)
highlight.setColor(QColor(255,0,0))
self.highlight.append(highlight)
self.highlight_rows.append(item.row())
g = QgsGeometry(item.feature.geometry())
g.transform(QgsCoordinateTransform(tab.layer.crs(), QgsCoordinateReferenceSystem(2154), QgsProject.instance())) # geometry reprojection to get meters
nb += 1
area += g.area()
length += g.length()
if tab.layer.geometryType()==QgsWkbTypes.PolygonGeometry:
tab.sb.showMessage(self.tr('Selected features')+': '+str(nb)+' '+self.tr('Area')+': '+"%.2f"%area+' m'+u'²')
elif tab.layer.geometryType()==QgsWkbTypes.LineGeometry:
tab.sb.showMessage(self.tr('Selected features')+': '+str(nb)+' '+self.tr('Length')+': '+"%.2f"%length+' m')
else:
tab.sb.showMessage(self.tr('Selected features')+': '+str(nb))
def tr(self, message):
return QCoreApplication.translate('Qgeric', message)
def zoomToFeature(self):
index = self.tabWidget.currentIndex()
table = self.tabWidget.widget(index).findChildren(QTableWidget)[0]
items = table.selectedItems()
feat_id = []
for item in items:
feat_id.append(item.feature.id())
if len(feat_id) >= 1:
if len(feat_id) == 1:
self.canvas.setExtent(items[0].feature.geometry().buffer(5, 0).boundingBox()) # in case of a single point, it will still zoom to it
else:
self.canvas.zoomToFeatureIds(self.tabWidget.widget(self.tabWidget.currentIndex()).layer, feat_id)
self.canvas.refresh()
# Add a new tab
def addLayer(self, layer, headers, types, features):
tab = QWidget()
tab.layer = layer
p1_vertical = QVBoxLayout(tab)
p1_vertical.setContentsMargins(0,0,0,0)
table = QTableWidget()
table.itemSelectionChanged.connect(self.highlight_features)
table.title = layer.name()
table.crs = layer.crs()
table.setColumnCount(len(headers))
if len(features) > 0:
table.setRowCount(len(features))
nbrow = len(features)
self.loadingWindow.show()
self.loadingWindow.setLabelText(table.title)
self.loadingWindow.activateWindow()
self.loadingWindow.showNormal()
# Table population
m = 0
for feature in features:
n = 0
for cell in feature.attributes():
item = QTableWidgetItem()
item.setData(Qt.DisplayRole, cell)
item.setFlags(item.flags() ^ Qt.ItemIsEditable)
item.feature = feature
table.setItem(m, n, item)
n += 1
m += 1
self.loadingWindow.setValue(int((float(m)/nbrow)*100))
QApplication.processEvents()
else:
table.setRowCount(0)
table.setHorizontalHeaderLabels(headers)
table.horizontalHeader().setSectionsMovable(True)
table.types = types
table.filter_op = []
table.filters = []
for i in range(0, len(headers)):
table.filters.append('')
table.filter_op.append(0)
header = table.horizontalHeader()
header.setContextMenuPolicy(Qt.CustomContextMenu)
header.customContextMenuRequested.connect(partial(self.filterMenu, table))
table.setSortingEnabled(True)
p1_vertical.addWidget(table)
# Status bar to display informations (ie: area)
tab.sb = QStatusBar()
p1_vertical.addWidget(tab.sb)
title = table.title
# We reduce the title's length to 20 characters
if len(title)>20:
title = title[:20]+'...'
# We add the number of elements to the tab's title.
title += ' ('+str(len(features))+')'
self.tabWidget.addTab(tab, title) # Add the tab to the conatiner
self.tabWidget.setTabToolTip(self.tabWidget.indexOf(tab), table.title) # Display a tooltip with the layer's full name
def filterMenu(self, table, pos):
index = table.columnAt(pos.x())
menu = QMenu()
filter_operation = QComboBox()
if table.types[index] in [10]:
filter_operation.addItems([self.tr('Contains'),self.tr('Equals')])
else:
filter_operation.addItems(['=','>','<'])
filter_operation.setCurrentIndex(table.filter_op[index])
action_filter_operation = QWidgetAction(self)
action_filter_operation.setDefaultWidget(filter_operation)
if table.types[index] in [14]:
if not isinstance(table.filters[index], QDate):
filter_value = QDateEdit()
else:
filter_value = QDateEdit(table.filters[index])
elif table.types[index] in [15]:
if not isinstance(table.filters[index], QTime):
filter_value = QTimeEdit()
else:
filter_value = QTimeEdit(table.filters[index])
elif table.types[index] in [16]:
if not isinstance(table.filters[index], QDateTime):
filter_value = QDateTimeEdit()
else:
filter_value = QDateTimeEdit(table.filters[index])
else:
filter_value = QLineEdit(table.filters[index])
action_filter_value = QWidgetAction(self)
action_filter_value.setDefaultWidget(filter_value)
menu.addAction(action_filter_operation)
menu.addAction(action_filter_value)
action_filter_apply = QAction(self.tr('Apply'), self)
action_filter_apply.triggered.connect(partial(self.applyFilter, table, index, filter_value, filter_operation))
action_filter_cancel = QAction(self.tr('Cancel'), self)
action_filter_cancel.triggered.connect(partial(self.applyFilter, table, index, None, filter_operation))
menu.addAction(action_filter_apply)
menu.addAction(action_filter_cancel)
menu.exec_(QtGui.QCursor.pos())
def applyFilter(self, table, index, filter_value, filter_operation):
if filter_value == None:
table.filters[index] = None
else:
if isinstance(filter_value, QDateEdit):
table.filters[index] = filter_value.date()
elif isinstance(filter_value, QTimeEdit):
table.filters[index] = filter_value.time()
elif isinstance(filter_value, QDateTimeEdit):
table.filters[index] = filter_value.dateTime()
else:
table.filters[index] = filter_value.text()
table.filter_op[index] = filter_operation.currentIndex()
nb_elts = 0
for i in range(0, table.rowCount()):
table.setRowHidden(i, False)
nb_elts += 1
hidden_rows = []
for nb_col in range(0, table.columnCount()):
filtered = False
header = table.horizontalHeaderItem(nb_col).text()
valid = False
if table.filters[nb_col] is not None:
if type(table.filters[nb_col]) in [QDate, QTime, QDateTime]:
valid = True
else:
if table.filters[nb_col].strip():
valid = True
if valid:
filtered = True
items = None
if table.types[nb_col] in [10]:# If it's a string
filter_type = None
if table.filter_op[nb_col] == 0: # Contain
filter_type = Qt.MatchContains
if table.filter_op[nb_col] == 1: # Equal
filter_type = Qt.MatchFixedString
items = table.findItems(table.filters[nb_col], filter_type)
elif table.types[nb_col] in [14, 15, 16]: # If it's a date/time
items = []
for nb_row in range(0, table.rowCount()):
item = table.item(nb_row, nb_col)
if table.filter_op[nb_col] == 0: # =
if item.data(QTableWidgetItem.Type) == table.filters[nb_col]:
items.append(item)
if table.filter_op[nb_col] == 1: # >
if item.data(QTableWidgetItem.Type) > table.filters[nb_col]:
items.append(item)
if table.filter_op[nb_col] == 2: # <
if item.data(QTableWidgetItem.Type) < table.filters[nb_col]:
items.append(item)
else: # If it's a number
items = []
for nb_row in range(0, table.rowCount()):
item = table.item(nb_row, nb_col)
if item.text().strip():
if table.filter_op[nb_col] == 0: # =
if float(item.text()) == float(table.filters[nb_col]):
items.append(item)
if table.filter_op[nb_col] == 1: # >
if float(item.text()) > float(table.filters[nb_col]):
items.append(item)
if table.filter_op[nb_col] == 2: # <
if float(item.text()) < float(table.filters[nb_col]):
items.append(item)
rows = []
for item in items:
if item.column() == nb_col:
rows.append(item.row())
for i in range(0, table.rowCount()):
if i not in rows:
if i not in hidden_rows:
nb_elts -= 1
table.setRowHidden(i, True)
hidden_rows.append(i)
if filtered:
if header[len(header)-1] != '*':
table.setHorizontalHeaderItem(nb_col, QTableWidgetItem(header+'*'))
else:
if header[len(header)-1] == '*':
header = header[:-1]
table.setHorizontalHeaderItem(nb_col, QTableWidgetItem(header))
title = self.tabWidget.tabText(self.tabWidget.currentIndex())
for i in reversed(range(len(title))):
if title[i] == ' ':
break
title = title[:-1]
title += '('+str(nb_elts)+')'
self.tabWidget.setTabText(self.tabWidget.currentIndex(), title)
# Save tables in OpenDocument format
# Use odswriter library
def saveAttributes(self, active):
file = QFileDialog.getSaveFileName(self, self.tr('Save in...'),'', self.tr('OpenDocument Spreadsheet (*.ods)'))
if file[0]:
try:
with ods.writer(open(file[0],"wb")) as odsfile:
tabs = None
if active:
tabs = self.tabWidget.currentWidget().findChildren(QTableWidget)
else:
tabs = self.tabWidget.findChildren(QTableWidget)
for table in reversed(tabs):
sheet = odsfile.new_sheet(table.title[:20]+'...') # For each tab in the container, a new sheet is created
sheet.writerow([table.title]) # As the tab's title's lenght is limited, the full name of the layer is written in the first row
nb_row = table.rowCount()
nb_col = table.columnCount()
# Fetching and writing of the table's header
header = []
for i in range(0,nb_col):
header.append(table.horizontalHeaderItem(i).text())
sheet.writerow(header)
# Fetching and writing of the table's items
for i in range(0,nb_row):
row = []
for j in range(0,nb_col):
row.append(table.item(i,j).text())
if not table.isRowHidden(i):
sheet.writerow(row)
return True
except IOError:
QMessageBox.critical(self, self.tr('Error'), self.tr('The file can\'t be written.')+'\n'+self.tr('Maybe you don\'t have the rights or are trying to overwrite an opened file.'))
return False
def center(self):
screen = QDesktopWidget().screenGeometry()
size = self.geometry()
self.move((screen.width()-size.width())/2, (screen.height()-size.height())/2)
def clear(self):
self.tabWidget.clear()
for table in self.tabWidget.findChildren(QTableWidget):
table.setParent(None)
def closeEvent(self, e):
result = QMessageBox.question(self, self.tr("Saving ?"), self.tr("Would you like to save results before exit ?"), buttons = QMessageBox.Yes | QMessageBox.No | QMessageBox.Cancel)
if result == QMessageBox.Yes:
if self.saveAttributes(False):
self.clear()
e.accept()
else:
e.ignore()
elif result == QMessageBox.No:
self.clear()
e.accept()
else:
e.ignore()