class Blew(QWidget): def __init__(self): super(Blew, self).__init__() self.setWindowModality(Qt.NonModal) self.setWindowFlags( Qt.FramelessWindowHint) # Qt.Tool | Qt.FramelessWindowHint l = QHBoxLayout() self.items_view = QTableView() # Make the dropdown nice l.setContentsMargins(0, 0, 0, 0) self.items_view.horizontalHeader().setStretchLastSection(True) self.items_view.horizontalHeader().hide() self.items_view.verticalHeader().hide() self.items_view.setShowGrid(False) self.setMinimumSize(300, 100) self.model = QuickComboModel(self) self.items_view.setModel(self.model) l.addWidget(self.items_view) self.setLayout(l) def get_current_completion(self): """ Get the currently selected completion """ return self.items_view.currentIndex().data() @Slot(list) def set_possible_completions(self, completions): if completions: self.model.buildModelFromArray(completions) # self.show() else: self.model.clear() self.hide() completion_discarded = Signal() def keyPressEvent(self, event): if event.key() == Qt.Key_Escape: event.ignore() self.hide() self.completion_discarded.emit() return super(Blew, self).keyPressEvent(event)
class FindOrderDialog(QDialog): def __init__(self,parent): global dao super(FindOrderDialog,self).__init__(parent) title = _("Find order") self.setWindowTitle(title) top_layout = QVBoxLayout() self.title_widget = TitleWidget(title,self) top_layout.addWidget(self.title_widget) hlayout = QHBoxLayout() hlayout.addWidget(QLabel(_("Search"))) self.search_criteria = QLineEdit() self.search_criteria.setObjectName("search_criteria") hlayout.addWidget(self.search_criteria) top_layout.addLayout(hlayout) self.search_results_view = QTableView() self.headers_view = QHeaderView(Qt.Orientation.Horizontal) self.header_model = make_header_model([_("Preorder Nr"),_("Order Nr"),_("Customer Nr"),_("Customer"),_("Order Part")]) self.headers_view.setModel(self.header_model) # qt's doc : The view does *not* take ownership (bt there's something with the selecion mode self.search_results_model = QStandardItemModel() self.search_results_view.setModel(self.search_results_model) self.search_results_view.setEditTriggers(QAbstractItemView.NoEditTriggers) self.search_results_view.setHorizontalHeader(self.headers_view) self.search_results_view.verticalHeader().hide() # self.search_results_view.horizontalHeader().setResizeMode(QHeaderView.ResizeToContents) self.search_results_view.horizontalHeader().setResizeMode(3, QHeaderView.Stretch) self.search_results_view.horizontalHeader().setResizeMode(4, QHeaderView.Stretch) self.search_results_view.setSelectionBehavior(QAbstractItemView.SelectRows) self.buttons = QDialogButtonBox() self.buttons.addButton( QDialogButtonBox.StandardButton.Cancel) self.buttons.addButton( QDialogButtonBox.Ok) self.buttons.button(QDialogButtonBox.Ok).setObjectName("go_search") top_layout.addWidget(self.search_results_view) top_layout.setStretch(2,1000) top_layout.addWidget(self.buttons) self.setLayout(top_layout) self.buttons.accepted.connect(self.accept) self.buttons.rejected.connect(self.reject) self.search_results_view.activated.connect(self.row_activated) self.search_criteria.returnPressed.connect(self.search_criteria_submitted) self.setMinimumSize(800,640) def find_by_text(self,text): text = text.strip() try: too_many_results, res = dao.order_part_dao.find_ids_by_text(text.strip()) if too_many_results: showWarningBox(_("Too many results"),_("The query you've given brought back too many results. Only a part of them is displayed. Consider refining your query"),object_name="too_many_results") return dao.order_part_dao.find_by_ids(res) except DataException as de: if de.code == DataException.CRITERIA_IS_EMPTY: showErrorBox(_("Error in the filter !"), _("The filter can't be empty"),object_name="filter_is_empty") elif de.code == DataException.CRITERIA_IS_TOO_SHORT: showErrorBox(_("Error in the filter !"), _("The filter is too short"),object_name="filter_is_too_short") elif de.code == DataException.CRITERIA_IS_TOO_LONG: showErrorBox(_("Error in the filter !"), _("The filter is too long"),object_name="filter_is_too_long") return [] # order_part_match = [] # matches = [] # super_matches = [] # import re # re_order_part_identifier = re.compile("^([0-9]+)([A-Z]+)$") # re_label_identifier = re.compile("^[0-9]+$") # if re_order_part_identifier.match(text.upper()): # # Look for an exact (and unique) match on the order part full identifier # p = dao.order_part_dao.find_by_full_id(text.upper()) # if p: # # Mimick SQLAlchemy's KeyTuples # # FIXME It seems that I use something that's internal to SQLA # # Search SQLA's doc for KeyedTuple to find about collections.namedtuple() # from sqlalchemy.util._collections import KeyedTuple # kt = KeyedTuple([p.order_id, p.order.preorder_label, p.order.accounting_label, p.order.customer_order_name, p.order.customer.fullname, p.order.creation_date, p.description, p.order_part_id, p.label], # labels=['order_id','preorder_label','accounting_label','customer_order_name','fullname','creation_date','description','order_part_id','label']) # order_part_match = [ kt ] # if re_label_identifier.match(text): # for r in dao.order_dao.find_by_labels(int(text)): # super_matches.append(r) # for r in dao.order_dao.find_by_customer_name(text): # # mainlog.debug('customer name match on {}'.format(text)) # matches.append(r) # for r in dao.order_dao.find_by_customer_order_name(text): # # mainlog.debug('customer name match on {}'.format(text)) # matches.append(r) # for r in dao.order_part_dao.find_by_description(text): # matches.append(r) # # Finally we order the matches to bring the most relevant # # first. The "most relevant" is really a business order. # return order_part_match + super_matches + \ # sorted(matches, lambda a,b: - cmp(a.order_id,b.order_id)) def _search_results_to_array(self,search_results): array = [] for res in search_results: # mainlog.debug("_search_results_to_array {}".format(res.creation_date)) i = QStandardItem(res.preorder_part_label) row = [i, QStandardItem(res.accounting_part_label), QStandardItem(res.customer_order_name), QStandardItem(res.fullname)] if 'order_part_id' in res.__dict__: # It's an order part i.setData( res.order_part_id, Qt.UserRole) i.setData( 'order_part', Qt.UserRole+1) row.append( QStandardItem(res.description)) else: # It's an order i.setData( res.order_id, Qt.UserRole) i.setData( 'order', Qt.UserRole+1) row.append( QStandardItem()) array.append(row) return array def load_search_results(self,text=None): global dao if text is None: text = self.search_criteria.text() db_results = self.find_by_text(text) array = self._search_results_to_array(db_results) self.search_results_model.removeRows(0,self.search_results_model.rowCount()) for row in array: self.search_results_model.appendRow(row) mainlog.debug("Loaded model : {}".format(self.search_results_model.rowCount())) self.search_results_view.resizeColumnsToContents() if self.search_results_model.rowCount() > 0: self.search_results_view.setCurrentIndex(self.search_results_model.index(0,0)) self.search_results_view.setFocus(Qt.OtherFocusReason) if self.search_results_model.rowCount() == 1: self.accept() def selected_item(self): mainlog.debug("FindOrder.selected_item") ndx = self.search_results_view.currentIndex() if ndx.isValid(): ndx = self.search_results_view.model().index( ndx.row(), 0) item = ndx.data(Qt.UserRole) item_type = ndx.data(Qt.UserRole+1) if item_type == 'order': mainlog.debug("FindOrder.selected_item order_id={}".format(item)) return dao.order_dao.find_by_id(item) elif item_type == 'order_part': mainlog.debug("FindOrder.selected_item order_part_id={}".format(item)) return dao.order_part_dao.find_by_id(item) else: mainlog.error("Unsupported item type {}".format(item_type)) else: mainlog.error("Invalid index") return None @Slot() def accept(self): # mainlog.debug("accept") # self.load_search_results() # mainlog.debug("accept - done") return super(FindOrderDialog,self).accept() @Slot() def reject(self): return super(FindOrderDialog,self).reject() @Slot() def search_criteria_submitted(self): mainlog.debug("search_criteria_submitted") self.load_search_results() @Slot(QModelIndex) def row_activated(self,ndx): mainlog.debug("row_activated") self.accept() def keyPressEvent(self,event): # The goal here is to make sure the accept signal is called only # if the user clicks on the "OK" button /with the mouse/ and, # not with the keyboard if event.key() in (Qt.Key_Enter, Qt.Key_Return): return else: super(FindOrderDialog,self).keyPressEvent(event)