+ self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
+ self.setToolTip("Double click on a row to change its status. Right click on a host to add a tag.")
+
+ def mouseDoubleClickEvent(self, event):
+ index = self.currentIndex()
+ model = index.model()
+ status_index = model.index(index.row(), MEMBERSHIP_STATUS_COLUMN, index.parent())
+ status_data = status_index.data().toString()
+ node_index = model.index(index.row(), NAME_COLUMN, index.parent())
+ node_data = node_index.data().toString()
+
+ if itemType(node_index) == "tag":
+ data = node_index.data().toString()
+ tagname, value = data.split(": ")
+ if tagname not in settable_tags:
+ # Pop up error msg
+ QMessageBox.warning(self, "Not settable", "Insufficient permission to change '%s' tag" % tagname)
+ return
+ if status_data == tag_status['in']:
+ model.setData(status_index, QString(tag_status['remove']))
+ elif status_data == tag_status['add']:
+ model.setData(status_index, QString(tag_status['out']))
+ elif status_data == tag_status['remove']:
+ model.setData(status_index, QString(tag_status['in']))
+ else: model.setData(status_index, QString(node_status['out']))
+ else:
+ # This is a hostname
+ if status_data == node_status['in']:
+ model.setData(status_index, QString(node_status['remove']))
+ elif status_data == node_status['out']:
+ model.setData(status_index, QString(node_status['add']))
+ elif status_data in (node_status['add'], node_status['remove']):
+ if node_data in already_in_nodes: model.setData(status_index, QString(node_status['in']))
+ else: model.setData(status_index, QString(node_status['out']))
+
+ model.emit(SIGNAL("dataChanged(QModelIndex, QModelIndex)"), node_index, node_index)
+
+ def mousePressEvent(self, event):
+ QTreeView.mousePressEvent(self, event)
+ if event.button() == Qt.LeftButton:
+ return
+
+ # Right click
+ index = self.currentIndex()
+ model = index.model()
+ status_index = model.index(index.row(), 1, index.parent())
+ status_data = status_index.data().toString()
+ node_index = model.index(index.row(), 0, index.parent())
+ node_data = node_index.data().toString()
+
+ if itemType(node_index) == "node":
+ # This is a hostname
+ if status_data in (node_status['in'], node_status['add'], ""):
+ # Pop up a dialog box for adding a new attribute
+ tagname, ok = QInputDialog.getItem(self, "Add tag",
+ "Tag name:", settable_tags)
+ if ok:
+ value, ok = QInputDialog.getText(self, "Add tag",
+ "Value for tag '%s'" % tagname)
+ if ok:
+ # Add a new row to the model for the tag
+
+ # For testing with the QStandardItemModel
+ #nodeItem = model.itemFromIndex(index)
+ #tagstring = QString("%s: %s" % (tagname, value))
+ #tagItem = QStandardItem(tagstring)
+ #status = QStandardItem(QString(tag_status['add']))
+ #nodeItem.appendRow([tagItem, status])
+
+ # We're using the QSortFilterProxyModel here
+ src_index = model.mapToSource(index)
+ src_model = src_index.model()
+ nodeItem = src_model.itemFromIndex(src_index)
+ tagstring = QString("%s: %s" % (tagname, value))
+ tagItem = QStandardItem(tagstring)
+ status = QStandardItem(QString(tag_status['add']))
+ nodeItem.appendRow([tagItem, status])
+
+ elif status_data in (node_status['out'], node_status['remove']):
+ QMessageBox.warning(self, "Not selected", "Can only add tags to selected nodes")
+ return
+
+ model.emit(SIGNAL("dataChanged(QModelIndex, QModelIndex)"), node_index, node_index)
+
+ def currentChanged(self, current, previous):
+ model = current.model()
+ node_index = model.index(current.row(), 0, current.parent())
+ node_data = node_index.data().toString()
+ self.emit(SIGNAL('hostnameClicked(QString)'), node_data)
+
+