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graphview: Remove the link in remove_port

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Remove the link when removing a port from a
node.

Update documentation
This commit is contained in:
Stéphane Cerveau 2022-01-18 11:26:03 +01:00
parent 7a37e5b736
commit e5334b1d5e
1 changed files with 14 additions and 5 deletions
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19
src/graphmanager/graphview.rs
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@ -516,6 +516,8 @@ impl GraphView {
} }
// Port related methods // Port related methods
/// Add the port with id from node with id.
///
pub fn add_port( pub fn add_port(
&self, &self,
node_id: u32, node_id: u32,
@ -538,19 +540,26 @@ impl GraphView {
} }
} }
pub fn remove_port(&self, id: u32, node_id: u32) { /// Remove the port with id from node with id.
///
pub fn remove_port(&self, port_id: u32, node_id: u32) {
let private = imp::GraphView::from_instance(self); let private = imp::GraphView::from_instance(self);
let nodes = private.nodes.borrow(); let nodes = private.nodes.borrow();
if let Some(node) = nodes.get(&node_id) { if let Some(node) = nodes.get(&node_id) {
node.remove_port(id); if let Some(link_id) = self.port_is_linked(port_id) {
self.remove_link(link_id);
}
node.remove_port(port_id);
} }
} }
/// Check if the port is linked
pub fn port_is_linked(&self, port_id: u32) -> Option<(u32, u32, u32)> { ///
/// Returns Some(link id) or `None` if the port is not linked.
pub fn port_is_linked(&self, port_id: u32) -> Option<u32> {
let private = imp::GraphView::from_instance(self); let private = imp::GraphView::from_instance(self);
for (key, link) in private.links.borrow().iter() { for (key, link) in private.links.borrow().iter() {
if link.port_from == port_id || link.port_to == port_id { if link.port_from == port_id || link.port_to == port_id {
return Some((*key, link.node_from, link.port_from)); return Some(*key);
} }
} }
None None