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test_treeview.py
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# encoding: utf-8
import os
import sys
import unittest
import tkinter as tk
import tkinter.ttk as ttk
import fixpath
import pygubu
import support
class TestTreeview(unittest.TestCase):
def setUp(self):
support.root_deiconify()
xmldata = """<?xml version="1.0" ?>
<interface>
<object class="ttk.Frame" id="mainwindow">
<property name="height">250</property>
<property name="width">250</property>
<layout>
<property name="sticky">nesw</property>
<property name="row">0</property>
<property name="column">0</property>
<property name="propagate">True</property>
</layout>
<child>
<object class="ttk.Treeview" id="treeview">
<property name="selectmode">browse</property>
<layout>
<property name="column">0</property>
<property name="row">0</property>
<property name="propagate">True</property>
</layout>
<child>
<object class="ttk.Treeview.Column" id="treecolumn">
<property name="tree_column">True</property>
<property name="visible">True</property>
<property name="text">Tree</property>
<property name="command">on_treecolumn_click</property>
<property name="heading_anchor">w</property>
<property name="column_anchor">w</property>
<property name="minwidth">200</property>
<property name="stretch">True</property>
<property name="width">200</property>
</object>
</child>
<child>
<object class="ttk.Treeview.Column" id="column1">
<property name="tree_column">False</property>
<property name="visible">True</property>
<property name="text">Column 1</property>
<property name="heading_anchor">center</property>
<property name="column_anchor">w</property>
<property name="minwidth">200</property>
<property name="stretch">False</property>
<property name="width">200</property>
</object>
</child>
<child>
<object class="ttk.Treeview.Column" id="hidden_column">
<property name="tree_column">False</property>
<property name="visible">False</property>
<property name="text">hidden</property>
<property name="heading_anchor">w</property>
<property name="column_anchor">w</property>
<property name="minwidth">20</property>
<property name="stretch">True</property>
<property name="width">200</property>
</object>
</child>
</object>
</child>
</object>
</interface>
"""
self.builder = builder = pygubu.Builder()
builder.add_from_string(xmldata)
self.widget = builder.get_object("treeview")
self.widget.wait_visibility()
def tearDown(self):
support.root_withdraw()
def test_class(self):
self.assertIsInstance(self.widget, ttk.Treeview)
self.widget.destroy()
def test_selectmode(self):
expected = "browse"
value = str(self.widget.cget("selectmode"))
self.assertEqual(expected, value)
self.widget.destroy()
def test_columns(self):
columns = ("column1", "hidden_column")
wcolumns = self.widget.cget("columns")
self.assertEqual(columns, wcolumns)
dcolumns = ("column1",)
wdcolumns = self.widget.cget("displaycolumns")
self.assertEqual(dcolumns, wdcolumns)
self.widget.destroy()
def test_tree_heading(self):
wh = self.widget.heading("#0")
heading = {
"text": "Tree",
"anchor": "w",
}
for k, v in heading.items():
self.assertEqual(v, wh[k])
self.widget.destroy()
def test_tree_column(self):
wc = self.widget.column("#0")
column = {
"anchor": "w",
"stretch": 1,
"width": 200,
"minwidth": 200,
}
for k, v in column.items():
self.assertEqual(v, wc[k])
self.widget.destroy()
def test_command_dict(self):
success = []
def on_treecolumn_click():
success.append(1)
cbdic = {"on_treecolumn_click": on_treecolumn_click}
self.builder.connect_callbacks(cbdic)
x, y = self.widget.winfo_x(), self.widget.winfo_y()
self.widget.event_generate("<ButtonPress-1>", x=x + 5, y=y + 5)
self.widget.event_generate("<ButtonRelease-1>", x=x + 5, y=y + 5)
self.widget.update()
self.assertTrue(success)
self.widget.destroy()
def test_command_self(self):
success = []
class AnObject:
def on_treecolumn_click(self):
success.append(1)
cbobj = AnObject()
self.builder.connect_callbacks(cbobj)
x, y = self.widget.winfo_x(), self.widget.winfo_y()
self.widget.event_generate("<ButtonPress-1>", x=x + 5, y=y + 5)
self.widget.event_generate("<ButtonRelease-1>", x=x + 5, y=y + 5)
self.widget.update()
self.assertTrue(success)
self.widget.destroy()
if __name__ == "__main__":
unittest.main()