92 lines
2.7 KiB
Rust
92 lines
2.7 KiB
Rust
use gtk4 as gtk;
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use std::fs::File;
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use glib::signal::Inhibit;
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use glib::subclass::InitializingObject;
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use gtk::prelude::*;
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use gtk::subclass::prelude::*;
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use gtk::{gio, glib};
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use gtk::{CompositeTemplate, GridView, SearchEntry};
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use once_cell::sync::OnceCell;
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use crate::app_group::AppGroup;
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use crate::utils::data_path;
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// Object holding the state
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#[derive(CompositeTemplate, Default)]
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#[template(file = "window.ui")]
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pub struct Window {
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#[template_child]
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pub entry: TemplateChild<SearchEntry>,
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#[template_child]
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pub app_grid_view: TemplateChild<GridView>,
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pub app_model: OnceCell<gio::ListStore>,
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#[template_child]
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pub group_grid_view: TemplateChild<GridView>,
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pub group_model: OnceCell<gio::ListStore>,
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}
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// The central trait for subclassing a GObject
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#[glib::object_subclass]
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impl ObjectSubclass for Window {
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// `NAME` needs to match `class` attribute of template
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const NAME: &'static str = "LauncherWindow";
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type Type = super::Window;
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type ParentType = gtk::ApplicationWindow;
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fn class_init(klass: &mut Self::Class) {
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Self::bind_template(klass);
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}
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fn instance_init(obj: &InitializingObject<Self>) {
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obj.init_template();
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}
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}
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// Trait shared by all GObjects
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impl ObjectImpl for Window {
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fn constructed(&self, obj: &Self::Type) {
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// Call "constructed" on parent
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self.parent_constructed(obj);
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// Setup
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obj.setup_model();
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obj.restore_data();
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obj.setup_callbacks();
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obj.setup_factory();
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}
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}
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// Trait shared by all widgets
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impl WidgetImpl for Window {}
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// Trait shared by all windows
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impl WindowImpl for Window {
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fn close_request(&self, window: &Self::Type) -> Inhibit {
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// Store todo data in vector
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let mut backup_data = Vec::new();
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let mut position = 3;
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while let Some(item) = window.group_model().item(position) {
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if position == window.group_model().n_items() - 1 {
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break;
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}
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// Get `AppGroup` from `glib::Object`
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let group_data = item
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.downcast_ref::<AppGroup>()
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.expect("The object needs to be of type `AppGroupData`.")
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.group_data();
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// Add todo data to vector and increase position
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backup_data.push(group_data);
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position += 1;
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}
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// Save state in file
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let file = File::create(data_path()).expect("Could not create json file.");
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serde_json::to_writer_pretty(file, &backup_data)
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.expect("Could not write data to json file");
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// Pass close request on to the parent
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self.parent_close_request(window)
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}
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}
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// Trait shared by all application
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impl ApplicationWindowImpl for Window {}
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