add active list to dock object

examples/dock/dock_object/imp.rs

@@ -0,0 +1,79 @@
+use crate::utils::BoxedSearchResults;
+use gio::DesktopAppInfo;
+use glib::{FromVariant, ParamFlags, ParamSpec, ToVariant, Value, Variant, VariantTy};
+use gtk4::glib;
+use gtk4::prelude::*;
+use gtk4::subclass::prelude::*;
+use once_cell::sync::Lazy;
+use std::cell::RefCell;
+
+// Object holding the state
+#[derive(Default)]
+pub struct DockObject {
+    appinfo: RefCell<Option<DesktopAppInfo>>,
+    active: RefCell<BoxedSearchResults>,
+}
+
+// The central trait for subclassing a GObject
+#[glib::object_subclass]
+impl ObjectSubclass for DockObject {
+    const NAME: &'static str = "DockObject";
+    type Type = super::DockObject;
+    type ParentType = glib::Object;
+}
+
+// Trait shared by all GObjects
+impl ObjectImpl for DockObject {
+    fn properties() -> &'static [ParamSpec] {
+        static PROPERTIES: Lazy<Vec<ParamSpec>> = Lazy::new(|| {
+            vec![
+                ParamSpec::new_object(
+                    // Name
+                    "appinfo",
+                    // Nickname
+                    "appinfo",
+                    // Short description
+                    "app info",
+                    DesktopAppInfo::static_type(),
+                    // The property can be read and written to
+                    ParamFlags::READWRITE,
+                ),
+                ParamSpec::new_boxed(
+                    // Name
+                    "active",
+                    // Nickname
+                    "active",
+                    // Short description
+                    "active",
+                    BoxedSearchResults::static_type(),
+                    // The property can be read and written to
+                    ParamFlags::READWRITE,
+                ),
+            ]
+        });
+        PROPERTIES.as_ref()
+    }
+
+    fn set_property(&self, _obj: &Self::Type, _id: usize, value: &Value, pspec: &ParamSpec) {
+        match pspec.name() {
+            "appinfo" => {
+                let appinfo = value
+                    .get()
+                    .expect("Value needs to be Option<DesktopAppInfo>");
+                self.appinfo.replace(appinfo);
+            }
+            "active" => {
+                let active = value.get().expect("Value needs to be BoxedSearchResults");
+                self.active.replace(active);
+            }
+            _ => unimplemented!(),
+        }
+    }
+
+    fn property(&self, _obj: &Self::Type, _id: usize, pspec: &ParamSpec) -> Value {
+        match pspec.name() {
+            "appinfo" => self.appinfo.borrow().to_value(),
+            _ => unimplemented!(),
+        }
+    }
+}

examples/dock/dock_object/mod.rs

@@ -0,0 +1,51 @@
+mod imp;
+
+use crate::utils::BoxedSearchResults;
+use gdk4::glib::Object;
+use gio::DesktopAppInfo;
+use gtk4::glib;
+use gtk4::prelude::AppInfoExt;
+
+glib::wrapper! {
+    pub struct DockObject(ObjectSubclass<imp::DockObject>);
+}
+
+impl DockObject {
+    pub fn new(appinfo: DesktopAppInfo) -> Self {
+        Object::new(&[("appinfo", &Some(appinfo))]).expect("Failed to create `DockObject`.")
+    }
+
+    pub fn from_search_results(results: BoxedSearchResults) -> Self {
+        let appinfo = xdg::BaseDirectories::new()
+            .expect("could not access XDG Base directory")
+            .get_data_dirs()
+            .iter_mut()
+            .filter_map(|xdg_data_path| {
+                let defaults = ["Firefox Web Browser", "Files", "Terminal", "Pop!_Shop"];
+                xdg_data_path.push("applications");
+                dbg!(&xdg_data_path);
+                std::fs::read_dir(xdg_data_path).ok()
+            })
+            .flatten()
+            .filter_map(|dir_entry| {
+                let defaults = ["Firefox Web Browser", "Files", "Terminal", "Pop!_Shop"];
+                if let Ok(dir_entry) = dir_entry {
+                    if let Some(path) = dir_entry.path().file_name() {
+                        if let Some(path) = path.to_str() {
+                            if let Some(app_info) = gio::DesktopAppInfo::new(path) {
+                                if app_info.should_show()
+                                    && defaults.contains(&app_info.name().as_str())
+                                {
+                                    return Some(DockObject::new(app_info));
+                                }
+                            }
+                        }
+                    }
+                }
+                None
+            })
+            .next();
+        Object::new(&[("appinfo", &appinfo), ("active", &results)])
+            .expect("Failed to create `DockObject`.")
+    }
+}