330 lines
13 KiB
Rust
330 lines
13 KiB
Rust
use cascade::cascade;
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use glib::Object;
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use glib::{FromVariant, Variant};
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use gtk4::subclass::prelude::*;
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use gtk4::{
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gio, glib, Dialog, Entry, GridView, Label, PolicyType, ScrolledWindow, SignalListItemFactory,
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Window,
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};
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use gtk4::{prelude::*, CustomFilter};
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use std::fs::File;
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use crate::app_group::AppGroup;
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use crate::app_group::AppGroupData;
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use crate::grid_item::GridItem;
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use crate::utils::data_path;
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use crate::utils::set_group_scroll_policy;
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mod imp;
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glib::wrapper! {
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pub struct GroupGrid(ObjectSubclass<imp::GroupGrid>)
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@extends gtk4::Widget, gtk4::Box,
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@implements gtk4::Accessible, gtk4::Buildable, gtk4::ConstraintTarget, gtk4::Orientable;
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}
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impl Default for GroupGrid {
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fn default() -> Self {
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Self::new()
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}
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}
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impl GroupGrid {
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pub fn new() -> Self {
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let self_: Self = glib::Object::new(&[]).expect("Failed to create GroupGrid");
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let imp = imp::GroupGrid::from_instance(&self_);
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let group_window = cascade! {
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ScrolledWindow::new();
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..set_hscrollbar_policy(PolicyType::Never);
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..set_vscrollbar_policy(PolicyType::Never);
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..set_propagate_natural_height(true);
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..set_min_content_height(150);
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..set_max_content_height(300);
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..set_hexpand(true);
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};
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self_.append(&group_window);
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let group_grid_view = cascade! {
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GridView::default();
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..set_min_columns(8);
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..set_max_columns(8);
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};
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group_window.set_child(Some(&group_grid_view));
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imp.group_grid_view.set(group_grid_view).unwrap();
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imp.group_scroll_window.set(group_window).unwrap();
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// Setup
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// Setup
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self_.setup_model();
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self_.restore_data();
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self_.setup_callbacks();
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self_.setup_factory();
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self_
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}
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fn setup_model(&self) {
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let imp = imp::GroupGrid::from_instance(&self);
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let group_model = gio::ListStore::new(AppGroup::static_type());
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imp.group_model
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.set(group_model.clone())
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.expect("Could not set group model");
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vec![
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AppGroup::new(AppGroupData {
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id: 0,
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name: "Library Home".to_string(),
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icon: "user-home".to_string(),
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mutable: false,
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app_names: Vec::new(),
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category: "".to_string(),
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}),
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AppGroup::new(AppGroupData {
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id: 0,
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name: "System".to_string(),
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icon: "folder".to_string(),
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mutable: false,
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app_names: Vec::new(),
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category: "System".to_string(),
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}),
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AppGroup::new(AppGroupData {
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id: 0,
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name: "Utilities".to_string(),
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icon: "folder".to_string(),
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mutable: false,
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app_names: Vec::new(),
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category: "Utility".to_string(),
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}),
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// Example of group with app name
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// AppGroup::new(AppGroupData {
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// id: 0,
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// name: "Custom Web".to_string(),
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// icon: "folder".to_string(),
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// mutable: true,
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// app_names: vec!["Firefox Web Browser".to_string()],
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// category: "".to_string(),
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// }),
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AppGroup::new(AppGroupData {
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id: 0,
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name: "New Group".to_string(),
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icon: "folder-new".to_string(),
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mutable: true,
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app_names: vec![],
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category: "".to_string(),
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}),
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]
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.iter()
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.for_each(|group| {
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group_model.append(group);
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});
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let group_selection = gtk4::SingleSelection::new(Some(&group_model));
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imp.group_grid_view
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.get()
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.unwrap()
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.set_model(Some(&group_selection));
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}
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fn group_model(&self) -> &gio::ListStore {
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// Get state
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let imp = imp::GroupGrid::from_instance(self);
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imp.group_model.get().expect("Could not get model")
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}
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fn setup_callbacks(&self) {
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let imp = imp::GroupGrid::from_instance(self);
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let group_grid_view = &imp.group_grid_view.get().unwrap();
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let group_selection_model = group_grid_view
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.model()
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.expect("List view missing selection model")
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.downcast::<gtk4::SingleSelection>()
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.expect("could not downcast listview model to single selection model");
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let scroll_window = &imp.group_scroll_window.get().unwrap();
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// dynamically set scroll method
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self.group_model().connect_items_changed(
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glib::clone!(@weak scroll_window => move |scroll_list_model, _i, _rmv_cnt, _add_cnt| {
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set_group_scroll_policy(&scroll_window, scroll_list_model.n_items());
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}),
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);
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let self_clone = self.clone();
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group_grid_view.connect_activate(move |group_grid_view, i| {
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// on activation change the group filter model to use the app names, and category
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// let window = group_grid_view.root().unwrap().downcast::<Window>().unwrap();
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println!("grid view activated. {}", i);
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let group_model = group_grid_view.model().unwrap().downcast::<gtk4::SingleSelection>().unwrap()
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.model()
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.downcast::<gio::ListStore>()
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.expect("could not downcast app group view selection model to list store model");
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// if last item in the model, don't change filter, instead show dialog for adding new group!
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if i == group_model.n_items() - 1 {
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let dialog_entry = Entry::new();
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let label = Label::new(Some("Name"));
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label.set_justify(gtk4::Justification::Left);
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label.set_xalign(0.0);
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let vbox = gtk4::Box::builder()
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.spacing(12)
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.hexpand(true)
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.orientation(gtk4::Orientation::Vertical)
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.margin_top(12)
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.margin_bottom(12)
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.margin_end(12)
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.margin_start(12)
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.build();
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vbox.append(&label);
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vbox.append(&dialog_entry);
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let dialog = Dialog::builder()
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.modal(true)
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.resizable(false)
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.use_header_bar(true.into())
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.destroy_with_parent(true)
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// .transient_for(&window)
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.title("New App Group")
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.child(&vbox)
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.build();
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// let app = window
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// .application()
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// .expect("could not get application from window");
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// dialog.set_application(Some(&app));
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dialog.add_buttons(&[
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("Apply", gtk4::ResponseType::Apply),
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("Cancel", gtk4::ResponseType::Cancel),
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]);
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dialog.connect_response(
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glib::clone!(@weak dialog_entry, @weak group_selection_model, @weak group_model => move |dialog, response_type| {
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println!("dialog should be closing...");
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let name = dialog_entry.text().to_string();
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if response_type == gtk4::ResponseType::Apply && name != "" {
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let new_app_group = AppGroup::new(AppGroupData {
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id: 0,
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name: name,
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icon: "folder".to_string(),
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mutable: true,
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app_names: vec![],
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category: "".to_string(),
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});
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group_model.insert(group_model.n_items() - 1, &new_app_group);
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group_selection_model.set_selected(i - 1);
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} else {
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group_selection_model.set_selected(0);
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}
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dialog.emit_close();
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}),
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);
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// dialog.connect_is_active_notify(move |win| {
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// let app = win
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// .application()
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// .expect("could not get application from window");
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// let active_window = app
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// .active_window()
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// .expect("no active window available, closing app library.");
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// dbg!(&active_window);
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// if win == &active_window && !win.is_active() {
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// println!("no focus");
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// // close top level window
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// window.close();
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// }
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// });
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dialog.show();
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return;
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};
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// update the application filter
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let app_info = group_model
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.item(i)
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.unwrap()
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.downcast::<AppGroup>()
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.unwrap();
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let category =
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app_info.property::<String>("category").to_lowercase();
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let app_names =
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<Vec<String>>::from_variant(&app_info.property::<Variant>("appnames")).unwrap_or_default();
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dbg!(&app_names);
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let new_filter: gtk4::CustomFilter = gtk4::CustomFilter::new(move |obj| {
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let app = obj
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.downcast_ref::<gio::DesktopAppInfo>()
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.expect("The Object needs to be of type AppInfo");
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if app_names.len() > 0 {
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return app_names.contains(&String::from(app.name().as_str()));
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}
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match app.categories() {
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Some(categories) => categories.to_string().to_lowercase().contains(&category),
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None => false,
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}
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});
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self_clone
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.emit_by_name::<()>("group-changed", &[&new_filter]);
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});
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}
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fn setup_factory(&self) {
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let imp = imp::GroupGrid::from_instance(&self);
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let group_factory = SignalListItemFactory::new();
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group_factory.connect_setup(move |_factory, item| {
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let row = GridItem::new();
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item.set_child(Some(&row));
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});
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// the bind stage is used for "binding" the data to the created widgets on the "setup" stage
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group_factory.connect_bind(move |_factory, grid_item| {
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let group_info = grid_item.item().unwrap().downcast::<AppGroup>().unwrap();
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let child = grid_item.child().unwrap().downcast::<GridItem>().unwrap();
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child.set_group_info(group_info);
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});
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// Set the factory of the list view
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imp.group_grid_view
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.get()
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.unwrap()
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.set_factory(Some(&group_factory));
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}
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fn restore_data(&self) {
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if let Ok(file) = File::open(data_path()) {
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// Deserialize data from file to vector
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let backup_data: Vec<AppGroupData> =
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serde_json::from_reader(file).expect("Could not get backup data from json file.");
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let app_group_objects: Vec<Object> = backup_data
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.into_iter()
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.map(|data| AppGroup::new(data).upcast::<Object>())
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.collect();
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let scroll_window = &imp::GroupGrid::from_instance(self)
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.group_scroll_window
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.get()
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.unwrap();
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// Insert restored objects into model
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self.group_model().splice(3, 0, &app_group_objects);
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set_group_scroll_policy(&scroll_window, self.group_model().n_items());
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} else {
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println!("Backup file does not exist yet {:?}", data_path());
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}
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}
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pub fn store_data(&self) {
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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) = self.group_model().item(position) {
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if position == self.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 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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}
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}
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