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53 lines
1.7 KiB
Python
53 lines
1.7 KiB
Python
#!/usr/bin/env python3
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# *_* coding: utf-8 *_*
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# Kivy module imports
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from kivy.uix.button import Button
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from kivy.uix.dropdown import DropDown
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class DropdownButton(Button):
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def __init__(self, option_list=None, **kwargs):
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# ensure "text" kwarg isnt present
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if "test" in kwargs:
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kwargs.pop("test")
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# Add default args if they're not specifically assigned
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self.defaultkwargs = \
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{"background_color": [x*0.75 for x in self.background_color],
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}
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for keyword, arg in self.defaultkwargs.items():
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if keyword not in kwargs:
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kwargs[keyword] = arg
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self.kwargs = kwargs
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super(DropdownButton, self).__init__(**self.kwargs)
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# Create lambdas for callbacks
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self.__bind_button = lambda btn: self.dropdown_list.select(btn.text)
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self.__update_label = lambda instance, x: setattr(self, "text", x)
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if option_list is not None:
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self.populate_dropdown(option_list)
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def populate_dropdown(self, option_list):
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kwargs = self.kwargs.copy()
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kwargs["size_hint_y"] = None
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if "height" not in kwargs:
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kwargs["height"] = 50
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if "__no_builder" in kwargs:
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kwargs.pop("__no_builder")
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self.dropdown_list = None
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self.dropdown_list = DropDown()
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for x in option_list:
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button = Button(text=x, **kwargs)
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# button = Button(text=x, size_hint_y=None, height=50)
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button.bind(on_release=self.__bind_button)
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self.dropdown_list.add_widget(button)
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self.bind(on_release=self.dropdown_list.open)
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self.dropdown_list.bind(on_select=self.__update_label)
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