def test_showtip(self):
tooltip = Hovertip(self.button, 'ToolTip text')
self.addCleanup(tooltip.hidetip)
self.assertFalse(tooltip.tipwindow
and tooltip.tipwindow.winfo_viewable())
tooltip.showtip()
self.assertTrue(tooltip.tipwindow
and tooltip.tipwindow.winfo_viewable())
def test_hidetip_on_mouse_leave(self):
tooltip = Hovertip(self.button, 'ToolTip text', hover_delay=None)
self.addCleanup(tooltip.hidetip)
tooltip.showtip = add_call_counting(tooltip.showtip)
root_update()
self.button.event_generate('<Enter>', x=0, y=0)
root_update()
self.button.event_generate('<Leave>', x=0, y=0)
root_update()
self.assertFalse(tooltip.tipwindow
and tooltip.tipwindow.winfo_viewable())
self.assertGreater(len(tooltip.showtip.call_args_list), 0)
def test_dont_show_on_mouse_leave_before_delay(self):
tooltip = Hovertip(self.button, 'ToolTip text', hover_delay=50)
self.addCleanup(tooltip.hidetip)
tooltip.showtip = add_call_counting(tooltip.showtip)
root_update()
self.button.event_generate('<Enter>', x=0, y=0)
root_update()
self.button.event_generate('<Leave>', x=0, y=0)
root_update()
time.sleep(0.1)
root_update()
self.assertFalse(tooltip.tipwindow
and tooltip.tipwindow.winfo_viewable())
self.assertEqual(tooltip.showtip.call_args_list, [])
def __init__(self, s, tags, numoflines, squeezer):
self.s = s
self.tags = tags
self.numoflines = numoflines
self.squeezer = squeezer
self.editwin = editwin = squeezer.editwin
self.text = text = editwin.text
# The base Text widget is needed to change text before iomark.
self.base_text = editwin.per.bottom
line_plurality = "lines" if numoflines != 1 else "line"
button_text = f"Squeezed text ({numoflines} {line_plurality})."
tk.Button.__init__(self,
text,
text=button_text,
background="#FFFFC0",
activebackground="#FFFFE0")
button_tooltip_text = (
"Double-click to expand, right-click for more options.")
Hovertip(self, button_tooltip_text, hover_delay=80)
self.bind("<Double-Button-1>", self.expand)
if macosx.isAquaTk():
# AquaTk defines <2> as the right button, not <3>.
self.bind("<Button-2>", self.context_menu_event)
else:
self.bind("<Button-3>", self.context_menu_event)
self.selection_handle( # X windows only.
lambda offset, length: s[int(offset):int(offset) + int(length)])
self.is_dangerous = None
self.after_idle(self.set_is_dangerous)