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| @@ -119,6 +119,7 b' class Widget(LoggingConfigurable):' | |||
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119 | 119 | #------------------------------------------------------------------------- |
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120 | 120 | def __init__(self, **kwargs): |
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121 | 121 | """Public constructor""" |
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122 | self._model_id = kwargs.pop('model_id', None) | |
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122 | 123 | super(Widget, self).__init__(**kwargs) |
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123 | 124 | |
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124 | 125 | self.on_trait_change(self._handle_property_changed, self.keys) |
| @@ -136,8 +137,11 b' class Widget(LoggingConfigurable):' | |||
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136 | 137 | def open(self): |
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137 | 138 | """Open a comm to the frontend if one isn't already open.""" |
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138 | 139 | if self.comm is None: |
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139 | # Create a comm. | |
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140 | self.comm = Comm(target_name=self._model_name) | |
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140 | if self._model_id is None: | |
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141 | self.comm = Comm(target_name=self._model_name) | |
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142 | self._model_id = self.model_id | |
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143 | else: | |
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144 | self.comm = Comm(target_name=self._model_name, comm_id=self._model_id) | |
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141 | 145 | self.comm.on_msg(self._handle_msg) |
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142 | 146 | Widget.widgets[self.model_id] = self |
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143 | 147 | |
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