89 lines
2.5 KiB
Python
89 lines
2.5 KiB
Python
import unittest
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import Tkinter
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def get_tk_root():
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try:
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root = Tkinter._default_root
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except AttributeError:
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# it is possible to disable default root in Tkinter, although
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# I haven't seen people doing it (but apparently someone did it
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# here).
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root = None
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if root is None:
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# create a new master only if there isn't one already
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root = Tkinter.Tk()
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return root
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def root_deiconify():
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root = get_tk_root()
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root.deiconify()
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def root_withdraw():
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root = get_tk_root()
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root.withdraw()
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def simulate_mouse_click(widget, x, y):
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"""Generate proper events to click at the x, y position (tries to act
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like an X server)."""
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widget.event_generate('<Enter>', x=0, y=0)
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widget.event_generate('<Motion>', x=x, y=y)
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widget.event_generate('<ButtonPress-1>', x=x, y=y)
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widget.event_generate('<ButtonRelease-1>', x=x, y=y)
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import _tkinter
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tcl_version = tuple(map(int, _tkinter.TCL_VERSION.split('.')))
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def requires_tcl(*version):
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return unittest.skipUnless(tcl_version >= version,
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'requires Tcl version >= ' + '.'.join(map(str, version)))
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_tk_patchlevel = None
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def get_tk_patchlevel():
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global _tk_patchlevel
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if _tk_patchlevel is None:
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tcl = Tkinter.Tcl()
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patchlevel = []
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for x in tcl.call('info', 'patchlevel').split('.'):
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try:
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x = int(x, 10)
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except ValueError:
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x = -1
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patchlevel.append(x)
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_tk_patchlevel = tuple(patchlevel)
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return _tk_patchlevel
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units = {
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'c': 72 / 2.54, # centimeters
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'i': 72, # inches
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'm': 72 / 25.4, # millimeters
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'p': 1, # points
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}
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def pixels_conv(value):
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return float(value[:-1]) * units[value[-1:]]
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def tcl_obj_eq(actual, expected):
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if actual == expected:
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return True
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if isinstance(actual, _tkinter.Tcl_Obj):
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if isinstance(expected, str):
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return str(actual) == expected
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if isinstance(actual, tuple):
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if isinstance(expected, tuple):
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return (len(actual) == len(expected) and
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all(tcl_obj_eq(act, exp)
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for act, exp in zip(actual, expected)))
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return False
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def widget_eq(actual, expected):
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if actual == expected:
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return True
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if isinstance(actual, (str, Tkinter.Widget)):
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if isinstance(expected, (str, Tkinter.Widget)):
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return str(actual) == str(expected)
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return False
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