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app: Display a tooltip on node

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Handle node-added signal to set
a tooltip on each node.
This commit is contained in:
Stéphane Cerveau 2022-01-20 11:53:06 +01:00
parent 548f4cb3fc
commit 71e68b846f
1 changed files with 17 additions and 2 deletions
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19
src/app.rs
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@ -39,7 +39,7 @@ use crate::gps::{ElementInfo, PadInfo, Pipeline, PipelineState};
use crate::logger;
use crate::plugindialogs;
use crate::settings::Settings;
use crate::{GPS_DEBUG, GPS_ERROR, GPS_TRACE, GPS_WARN};
use crate::{GPS_DEBUG, GPS_ERROR, GPS_INFO, GPS_TRACE, GPS_WARN};
use crate::graphmanager::{GraphView, PortDirection, PortPresence};
@ -668,7 +668,22 @@ impl GPSApp {
let app = upgrade_weak!(app_weak);
app.clear_graph();
});
let app_weak = self.downgrade();
self.graphview.borrow().connect_local(
"node-added",
false,
glib::clone!(@weak application => @default-return None, move |values: &[Value]| {
let app = upgrade_weak!(app_weak, None);
let graph_id = values[1].get::<u32>().expect("graph id in args[1]");
let node_id = values[2].get::<u32>().expect("node id in args[2]");
GPS_INFO!("Node added node id={} in graph id={}", node_id, graph_id);
if let Some(node) = app.graphview.borrow().node(node_id) {
let description = ElementInfo::element_description(&node.name()).ok();
node.set_tooltip_markup(description.as_deref());
}
None
}),
);
let app_weak = self.downgrade();
self.graphview.borrow().connect_local(
"graph-updated",