+class SelectDelegate(QStyledItemDelegate):
+ pass
+
+class NodeNameDelegate(QStyledItemDelegate):
+ def __init__(self, parent):
+ QStyledItemDelegate.__init__(self)
+
+ def paint(self, painter, option, index):
+ data = "%s" % index.data().toString()
+ model = index.model()
+ select_index = model.index(index.row(), 2, index.parent())
+ select_data = select_index.data().toString()
+# if select_data == "false":
+# print select_data
+# model.setData(index, QString("*%s" % data), Qt.EditRole)
+# model.setData(select_index, QString("true"), Qt.EditRole)
+
+
+ if select_data == "true": # already in the sliver
+ fm = QFontMetrics(option.font)
+ rect = option.rect
+ rect.setWidth(fm.width(QString(data)))
+ rect.setHeight(rect.height() - 2)
+ rect.setX(rect.x() + 1)
+ x, y, h, w = rect.x(), rect.y(), rect.height(), rect.width()
+
+ path = QPainterPath()
+ path.addRoundedRect(x, y, w, h, 4, 4)
+
+ painter.save()
+ painter.setRenderHint(QPainter.Antialiasing)
+ painter.drawRoundedRect(rect, 4, 4)
+ painter.fillPath(path, QColor.fromRgb(0, 250, 0))
+ painter.setPen(QColor.fromRgb(0, 0, 0))
+ painter.drawText(option.rect, 0, QString(data))
+ painter.restore()
+ else: # others, fall back to default view
+ QStyledItemDelegate.paint(self, painter, option, index)
+
+class TreeItem:
+ def __init__(self, data, parent=None):
+ self.parentItem = parent
+ self.itemData = data
+ self.childItems = []
+
+ def clear(self):
+ for child in self.childItems:
+ child.clear()
+ del child
+ del self.childItems
+ self.childItems = []
+
+ def appendChild(self, child):
+ self.childItems.append(child)
+
+ def child(self, row):
+ return self.childItems[row]
+
+ def childCount(self):
+ return len(self.childItems)
+
+ def childNumber(self):
+ if self.parentItem:
+ return self.parentItem.childItems.index(self)
+ return 0
+
+ def columnCount(self):
+ return len(self.itemData)
+
+ def data(self, column):
+ return self.itemData[column]
+
+ def insertChildren(self, position, count, columns):
+ if position < 0 or position > len(self.childItems):
+ return False
+
+ for row in range(count):
+ data = self.data(columns)
+ item = TreeItem(data, self)
+ self.childItems.insert(position, item)
+
+ return True
+
+ def insertColumns(self, position, columns):
+ if position < 0 or position > len(self.itemData):
+ return False
+
+ for column in range(columns):
+ self.itemData.insert(position, QVariant())
+
+ for child in self.childItems:
+ child.insertColumns(position, columns)
+
+ return True
+
+ def setData(self, column, value):
+ if column < 0 or column >= len(self.itemData):
+ return False
+
+ self.itemData[column] = value
+ return True
+
+ def row(self):
+ if (self.parentItem):
+ try:
+ return self.parentItem.childItems.index(self)
+ except ValueError:
+ return 0
+ return 0
+
+ def parent(self):
+ return self.parentItem
+
+
+
+class NodeModel(QAbstractItemModel):