feat(dialogues): add for menu button a dialogue window

src/view/components/dialogues.rs

@@ -0,0 +1,65 @@
+use adw::HeaderBar;
+use gio::{glib::Variant, SimpleAction};
+use gtk4 as gtk;
+
+use gtk::{
+    prelude::{BoxExt, GtkWindowExt},
+    AboutDialog, Box, Image, Label, Orientation, ScrolledWindow, Window,
+};
+
+use std::path::Path;
+
+use crate::view::properties::Setters;
+
+pub fn open_about_dialogue(_action: &SimpleAction, _var: Option<&Variant>) {
+    let logo = Image::from_file(Path::new("./src/view/resources/logo.png"))
+        .paintable()
+        .unwrap();
+
+    AboutDialog::builder()
+        .authors(vec!["Сагиев А.Д.", "Ефимов И.П."])
+        .version("1.0-beta")
+        .program_name("Прикладная теория информаций")
+        .license_type(gtk4::License::Apache20)
+        .logo(&logo)
+        .website("https://gitea.doryan04.ru/doryan/AIT")
+        .build()
+        .present();
+}
+
+pub fn open_help_dialogue(_action: &SimpleAction, _var: Option<&Variant>) {
+    let help = Box::builder()
+        .width_request(400)
+        .orientation(Orientation::Vertical)
+        .set_margin(crate::view::properties::MarginData::EqualsMargin(15))
+        .build();
+
+    let label = Label::builder()
+        .use_markup(true)
+        .wrap(true)
+        .width_request(400)
+        .max_width_chars(50)
+        .single_line_mode(false)
+        .natural_wrap_mode(gtk4::NaturalWrapMode::Word)
+        .label(crate::view::resources::HELP)
+        .build();
+
+    help.append(&label);
+
+    let scrollable = ScrolledWindow::builder()
+        .child(&help)
+        .hscrollbar_policy(gtk4::PolicyType::Never)
+        .build();
+
+    let custom_header = HeaderBar::new();
+
+    Window::builder()
+        .width_request(400)
+        .height_request(300)
+        .name("help")
+        .title("Помощь")
+        .titlebar(&custom_header)
+        .child(&scrollable)
+        .build()
+        .present();
+}