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CVBpy 15.0
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CVBpy 15.0
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Base class for all nodes, that have a value. More...
Inherits Node.
Inherited by BooleanNode, CategoryNode, CommandNode, EnumEntryNode, SelectorNode, and StringNode.
Public Member Functions | |
| None | from_string (self, str value) |
| Sets the value of the node from the string value. More... | |
| cvb.EventCookie | register_event_on_read_updated (self, Callable[[cvb.gevserver.Node], None] handler) |
| Registers a listener to node on read event. More... | |
| cvb.EventCookie | register_event_written_updated (self, Callable[[cvb.gevserver.Node], None] handler) |
| Registers a listener to node written event. More... | |
| None | unregister_event_on_read_updated (self, cvb.EventCookie event_cookie) |
| Manually unregister a listener from the node on read event. More... | |
| None | unregister_event_written_updated (self, cvb.EventCookie event_cookie) |
| Manually unregister a listener from the node written event. More... | |
 Public Member Functions inherited from Node | |
| None | add (self, cvb.gevserver.Node node, int kind) |
| Adds a node to this node. More... | |
| cvb.EventCookie | register_event_updated (self, Callable[[cvb.gevserver.Node], None] handler) |
| Register a listener to node updated event. More... | |
| bool | remove (self, cvb.gevserver.Node node, int kind) |
| Removes a node from this node. More... | |
| None | unregister_event_updated (self, cvb.EventCookie event_cookie) |
| Manually unregister a listener to the node updated event. More... | |
Properties | |
| is_streamable = property | |
| bool: Gets whether this node should be used, when the camera settings are stared. More... | |
| polling_time = property | |
| int: Gets the polling time of this value in milliseconds. More... | |
| Properties inherited from Node | |
| access_mode = property | |
| int: Gets the access mode of this node (see cvb.AccessMode). | |
| alias_node = property | |
| cvb.gevserver.Node: Gets or sets the node that is an alias value for this node. More... | |
| cache_mode = property | |
| int: Gets the cache mode of this node (see cvb.CacheMode). More... | |
| description = property | |
| str: Gets or sets the long descriptive text of this node. More... | |
| display_name = property | |
| str: Gets or sets the display name of this node. More... | |
| event_id = property | |
| str: Nodes with an event identifier may become invalidated if an event/message is delivered from the device. | |
| imposed_access_mode = property | |
| int: Gets or sets the default access mode of this node (see cvb.AccessMode). More... | |
| is_available_config = property | |
| cvb.gevserver.IntegerBaseNode: Gets or sets the node that specifies whether a node is currently available or not. More... | |
| is_deprecated = property | |
| bool: Gets whether this node is considered deprecated. More... | |
| is_feature = property | |
| bool: Gets whether this node is considered a feature node. More... | |
| is_implemented = property | |
| bool: Gets whether the node is implemented. | |
| is_implemented_config = property | |
| cvb.gevserver.IntegerBaseNode: Gets or sets the node that specifies whether a node is implemented in the device or not. More... | |
| is_locked_config = property | |
| cvb.gevserver.IntegerBaseNode: Gets or sets the node that specifies whether a node is currently read only or not. More... | |
| is_readable = property | |
| bool: Helper to check whether this node is readable. | |
| is_writable = property | |
| bool: Helper to check whether this node is writable. | |
| name = property | |
| str: Gets the full name of this node. More... | |
| name_only = property | |
| str: Gets the full name of this node without namespace. More... | |
| name_space = property | |
| int: Gets the namespace this node is in (see cvb.gevserver.NameSpace). More... | |
| node_map = property | |
| cvb.gevserver.NodeMap: Gets the node map of this GevServer node. | |
| tool_tip = property | |
| str: Gets or sets the short descriptive text of this node. More... | |
| visibility = property | |
| int: Gets the complexity level of this node (see cvb.Visibility). | |
Base class for all nodes, that have a value.
| None from_string | ( | self, | |
| str | value | ||
| ) |
Sets the value of the node from the string value.
value : str New value as a string.
| cvb.EventCookie register_event_on_read_updated | ( | self, | |
| Callable[[cvb.gevserver.Node], None] | handler | ||
| ) |
Registers a listener to node on read event.
handler : Callable[[cvb.gevserver.Node], None] Listener to node read event.
cvb.EventCookie Event cookie to manually unregister the listener.
| cvb.EventCookie register_event_written_updated | ( | self, | |
| Callable[[cvb.gevserver.Node], None] | handler | ||
| ) |
Registers a listener to node written event.
handler : Callable[[cvb.gevserver.Node], None] Listener to node written event.
cvb.EventCookie Event cookie to manually unregister the listener.
| None unregister_event_on_read_updated | ( | self, | |
| cvb.EventCookie | event_cookie | ||
| ) |
Manually unregister a listener from the node on read event.
event_cookie : cvb.EventCookie Event cookie obtained from registering the listener.
| None unregister_event_written_updated | ( | self, | |
| cvb.EventCookie | event_cookie | ||
| ) |
Manually unregister a listener from the node written event.
event_cookie : cvb.EventCookie Event cookie obtained from registering the listener.
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static |
bool: Gets whether this node should be used, when the camera settings are stared.
True if the node is streamable, otherwise false.
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static |
int: Gets the polling time of this value in milliseconds.
If this node is not intended to be polled, a zero timespan is returned.