162 lines
4.7 KiB
Rust
162 lines
4.7 KiB
Rust
use crate::config;
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use crate::window::ExampleApplicationWindow;
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use gio::ApplicationFlags;
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use glib::clone;
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use glib::WeakRef;
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use gtk::prelude::*;
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use gtk::subclass::prelude::*;
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use gtk::{gdk, gio, glib};
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use gtk_macros::action;
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use log::{debug, info};
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use once_cell::sync::OnceCell;
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use std::env;
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mod imp {
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use super::*;
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use glib::subclass;
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#[derive(Debug)]
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pub struct ExampleApplication {
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pub window: OnceCell<WeakRef<ExampleApplicationWindow>>,
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}
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impl ObjectSubclass for ExampleApplication {
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const NAME: &'static str = "ExampleApplication";
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type Type = super::ExampleApplication;
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type ParentType = gtk::Application;
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type Interfaces = ();
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type Instance = subclass::simple::InstanceStruct<Self>;
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type Class = subclass::simple::ClassStruct<Self>;
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glib::object_subclass!();
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fn new() -> Self {
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Self {
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window: OnceCell::new(),
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}
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}
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}
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impl ObjectImpl for ExampleApplication {}
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impl gio::subclass::prelude::ApplicationImpl for ExampleApplication {
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fn activate(&self, app: &Self::Type) {
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debug!("GtkApplication<ExampleApplication>::activate");
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let priv_ = ExampleApplication::from_instance(app);
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if let Some(window) = priv_.window.get() {
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let window = window.upgrade().unwrap();
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window.show();
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window.present();
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return;
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}
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app.set_resource_base_path(Some("/org/gnome/Fractal/"));
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app.setup_css();
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let window = ExampleApplicationWindow::new(app);
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self.window
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.set(window.downgrade())
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.expect("Window already set.");
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app.setup_gactions();
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app.setup_accels();
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app.get_main_window().present();
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}
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fn startup(&self, app: &Self::Type) {
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debug!("GtkApplication<ExampleApplication>::startup");
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self.parent_startup(app);
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}
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}
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impl GtkApplicationImpl for ExampleApplication {}
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}
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glib::wrapper! {
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pub struct ExampleApplication(ObjectSubclass<imp::ExampleApplication>)
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@extends gio::Application, gtk::Application, @implements gio::ActionMap, gio::ActionGroup;
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}
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impl ExampleApplication {
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pub fn new() -> Self {
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glib::Object::new(&[
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("application-id", &Some(config::APP_ID)),
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("flags", &ApplicationFlags::empty()),
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])
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.expect("Application initialization failed...")
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}
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fn get_main_window(&self) -> ExampleApplicationWindow {
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let priv_ = imp::ExampleApplication::from_instance(self);
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priv_.window.get().unwrap().upgrade().unwrap()
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}
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fn setup_gactions(&self) {
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// Quit
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action!(
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self,
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"quit",
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clone!(@weak self as app => move |_, _| {
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// This is needed to trigger the delete event
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// and saving the window state
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app.get_main_window().close();
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app.quit();
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})
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);
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// About
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action!(
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self,
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"about",
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clone!(@weak self as app => move |_, _| {
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app.show_about_dialog();
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})
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);
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}
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// Sets up keyboard shortcuts
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fn setup_accels(&self) {
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self.set_accels_for_action("app.quit", &["<primary>q"]);
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self.set_accels_for_action("win.show-help-overlay", &["<primary>question"]);
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}
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fn setup_css(&self) {
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let provider = gtk::CssProvider::new();
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provider.load_from_resource("/org/gnome/Fractal/style.css");
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if let Some(display) = gdk::Display::get_default() {
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gtk::StyleContext::add_provider_for_display(
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&display,
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&provider,
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gtk::STYLE_PROVIDER_PRIORITY_APPLICATION,
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);
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}
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}
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fn show_about_dialog(&self) {
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let dialog = gtk::AboutDialogBuilder::new()
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.program_name("Fractal")
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.logo_icon_name(config::APP_ID)
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.license_type(gtk::License::MitX11)
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.website("https://gitlab.gnome.org/GNOME/fractal/")
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.version(config::VERSION)
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.transient_for(&self.get_main_window())
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.modal(true)
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.authors(vec!["Daniel García Moreno".into()])
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.artists(vec!["Daniel García Moreno".into()])
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.build();
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dialog.show();
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}
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pub fn run(&self) {
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info!("Fractal ({})", config::APP_ID);
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info!("Version: {} ({})", config::VERSION, config::PROFILE);
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info!("Datadir: {}", config::PKGDATADIR);
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let args: Vec<String> = env::args().collect();
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ApplicationExtManual::run(self, &args);
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}
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}
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