🚧 Continue rewrite of cosmic-applet-audio

applets/cosmic-applet-audio/src/input.rs

@@ -0,0 +1,52 @@
+use gtk4::{prelude::*, Button, Label, ListBox};
+use libcosmic_widgets::{relm4::RelmContainerExt, LabeledItem};
+use pulsectl::controllers::{types::DeviceInfo, DeviceControl, SourceController};
+use std::rc::Rc;
+
+fn get_inputs() -> Vec<DeviceInfo> {
+    SourceController::create()
+        .expect("failed to create input controller")
+        .list_devices()
+        .expect("failed to list input devices")
+}
+
+pub fn refresh_default_input(label: &Label) {
+    let default_input = SourceController::create()
+        .expect("failed to create input controller")
+        .get_default_device()
+        .expect("failed to get default input");
+    label.set_text(match &default_input.description {
+        Some(name) => name.as_str(),
+        None => "Input Device",
+    });
+}
+
+pub fn refresh_input_widgets(inputs: &ListBox) {
+    while let Some(row) = inputs.row_at_index(0) {
+        inputs.remove(&row);
+    }
+    for input in get_inputs() {
+        let input = Rc::new(input.clone());
+        let name = match &input.name {
+            Some(name) => name.to_owned(),
+            None => continue, // Why doesn't this have a name? Whatever, it's invalid.
+        };
+        view! {
+            item = LabeledItem {
+                set_title: input.description
+                    .as_ref()
+                    .unwrap_or(&name),
+                set_child: set_current_input_device = &Button {
+                    set_label: "Switch",
+                    connect_clicked: move |_| {
+                        SourceController::create()
+                            .expect("failed to create input controller")
+                            .set_default_device(&name)
+                            .expect("failed to set default device");
+                    }
+                }
+            }
+        }
+        inputs.container_add(&item);
+    }
+}