本文整理汇总了Python中ttk.Treeview.destroy方法的典型用法代码示例。如果您正苦于以下问题:Python Treeview.destroy方法的具体用法?Python Treeview.destroy怎么用?Python Treeview.destroy使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类ttk.Treeview
的用法示例。
在下文中一共展示了Treeview.destroy方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: Multicolumn_Listbox
# 需要导入模块: from ttk import Treeview [as 别名]
# 或者: from ttk.Treeview import destroy [as 别名]
#.........这里部分代码省略.........
def delete_all_selected_rows(self):
selected_items = self.interior.selection()
for item_ID in selected_items:
self.interior.delete(item_ID)
number_of_deleted_rows = len(selected_items)
self._number_of_rows -= number_of_deleted_rows
return number_of_deleted_rows
def _on_select(self, event):
for item_ID in event.widget.selection():
data_row = self.item_ID_to_row_data(item_ID)
self._command(data_row)
def item_ID_to_row_data(self, item_ID):
item = self.interior.item(item_ID)
return item["values"]
@property
def table_data(self):
data = []
for item_ID in self.interior.get_children():
data_row = self.item_ID_to_row_data(item_ID)
data.append(data_row)
return data
@table_data.setter
def table_data(self, data):
self.update(data)
def cell_data(self, row, column):
"""Get the value of a table cell"""
try:
item = self.interior.get_children()[row]
except IndexError:
raise ValueError("Row index out of range: %d"%row)
return self.interior.set(item, column)
def update_cell(self, row, column, value):
"""Set the value of a table cell"""
item_ID = self.interior.get_children()[row]
data = self.item_ID_to_row_data(item_ID)
data[column] = value
self.interior.item(item_ID, values=data)
def __getitem__(self, index):
if isinstance(index, tuple):
row, column = index
return self.cell_data(row, column)
else:
raise Exception("Row and column indices are required")
def __setitem__(self, index, value):
if isinstance(index, tuple):
row, column = index
self.update_cell(row, column, value)
else:
raise Exception("Row and column indices are required")
def bind(self, event, handler):
self.interior.bind(event, handler)
def sort_by(self, col, descending):
"""
sort tree contents when a column header is clicked
"""
# grab values to sort
data = [(self.interior.set(child_ID, col), child_ID) for child_ID in self.interior.get_children('')]
# if the data to be sorted is numeric change to float
try:
data = [(float(number), child_ID) for number, child_ID in data]
except ValueError:
pass
# now sort the data in place
data.sort(reverse=descending)
for idx, item in enumerate(data):
self.interior.move(item[1], '', idx)
# switch the heading so that it will sort in the opposite direction
self.interior.heading(col, command=lambda col=col: self.sort_by(col, not descending))
if self._stripped_rows:
list_of_items = self.interior.get_children('')
for i in range(len(list_of_items)):
self.interior.tag_configure(list_of_items[i], background=self._stripped_rows[i%2])
def destroy(self):
self.interior.destroy()
def item_ID(self, index):
return self.interior.get_children()[index]