Method trigger_tool

site-packages/matplotlib/backend_managers.py:357–384

Trigger a tool and emit the tool_trigger_[name] event Parameters ---------- name : string Name of the tool sender: object Object that wishes to trigger the tool canvasevent : Event Original Canvas event or None

(self, name, sender=None, canvasevent=None,
                     data=None)

            return None

    def trigger_tool(self, name, sender=None, canvasevent=None,
                     data=None):
        """
        Trigger a tool and emit the tool_trigger_[name] event

        Parameters
        ----------
        name : string
            Name of the tool
        sender: object
            Object that wishes to trigger the tool
        canvasevent : Event
            Original Canvas event or None
        data : Object
            Extra data to pass to the tool when triggering
        """
        tool = self.get_tool(name)
        if tool is None:
            return

        if sender is None:
            sender = self

        self._trigger_tool(name, sender, canvasevent, data)

        s = 'tool_trigger_%s' % name
        event = ToolTriggerEvent(s, sender, tool, canvasevent, data)
        self._callbacks.process(s, event)

    def _trigger_tool(self, name, sender=None, canvasevent=None, data=None):
        """