77 lines
2.1 KiB
Python
77 lines
2.1 KiB
Python
# python/example2.py -- Python version of an example application that shows
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# how to use the form helper class. For a C++ implementation, see
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# '../src/example2.cpp'.
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#
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# NanoGUI was developed by Wenzel Jakob <wenzel@inf.ethz.ch>.
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# The widget drawing code is based on the NanoVG demo application
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# by Mikko Mononen.
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#
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# All rights reserved. Use of this source code is governed by a
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# BSD-style license that can be found in the LICENSE.txt file.
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import nanogui
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import math
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import gc
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from nanogui import Screen, FormHelper
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bvar = True
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ivar = 12345678
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dvar = math.pi
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strvar = 'A string'
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strvar2 = ''
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enumvar = 1
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colvar = nanogui.Color(.5, .5, .7, 1)
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def make_accessors(name):
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def setter(value):
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globals()[name] = value
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def getter():
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return globals()[name]
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return setter, getter
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nanogui.init()
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use_gl_4_1 = False # Set to True to create an OpenGL 4.1 context.
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if use_gl_4_1:
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# NanoGUI presents many options for you to utilize at your discretion.
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# See include/nanogui/screen.h for what all of the options are.
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screen = Screen((500, 700), 'NanoGUI test [GL 4.1]', gl_major=4, gl_minor=1)
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else:
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screen = Screen((500, 700), 'NanoGUI test')
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gui = FormHelper(screen)
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window = gui.add_window((10, 10), 'Form helper example')
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gui.add_group('Basic types')
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gui.add_bool_variable('bool', *make_accessors('bvar'))
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gui.add_string_variable('string', *make_accessors('strvar'))
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gui.add_string_variable('placeholder', *make_accessors('strvar2')).set_placeholder('placeholder')
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gui.add_group('Validating fields')
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gui.add_int_variable('int', *make_accessors('ivar'))
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gui.add_double_variable('double', *make_accessors('dvar'))
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gui.add_group('Complex types')
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gui.add_enum_variable('Enumeration', *make_accessors('enumvar')) \
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.set_items(['Item 1', 'Item 2', 'Item 3'])
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gui.add_color_variable('Color', *make_accessors('colvar'))
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gui.add_group('Other widgets')
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def cb():
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print('Button pressed.')
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gui.add_button('A button', cb)
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screen.set_visible(True)
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screen.perform_layout()
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window.center()
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nanogui.mainloop(refresh=0)
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screen = gui = window = None
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gc.collect()
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nanogui.shutdown()
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