feat(info bar): add info bar for warnings

src/view/view.rs

@@ -1,7 +1,8 @@
 use crate::model::builder_traits::*;
+use builders::{BoxBuilder, RevealerBuilder};
 use gtk4 as gtk;
 
-use gtk::{prelude::*, StackTransitionType::SlideLeftRight, *};
+use gtk::{prelude::*, Revealer, StackTransitionType::SlideLeftRight, *};
 
 use crate::view::components::pages::Pages;
 
@@ -12,14 +13,26 @@ use crate::view::{
     properties::*,
 };
 
+use super::styles::load_css;
+
 pub fn ui(application: &adw::Application) {
+    load_css();
+
     let hamming_code = Wrapper::row_builder()
         .set_align(Alignment::new(Align::Fill, Align::Fill))
         .set_margin(MarginData::EqualsMargin(15))
         .spacing(10)
         .build();
 
-    hamming_code::hamming_code_page(&hamming_code);
+    let info_bar_label = Label::builder().label("test").build();
+
+    let info_bar: Revealer = Revealer::builder()
+        .child(&info_bar_label)
+        .transition_type(RevealerTransitionType::SlideUp)
+        .transition_duration(200)
+        .build();
+
+    hamming_code::hamming_code_page(&hamming_code, info_bar.clone());
 
     let signal_reducing = Wrapper::row_builder()
         .set_align(Alignment::new(Align::Fill, Align::Fill))
@@ -27,7 +40,7 @@ pub fn ui(application: &adw::Application) {
         .spacing(10)
         .build();
 
-    signal_reducing::signal_reducing_page(&signal_reducing);
+    signal_reducing::signal_reducing_page(&signal_reducing, info_bar.clone());
 
     let pages = Pages::builder()
         .set_transition(SlideLeftRight, 200)
@@ -38,12 +51,17 @@ pub fn ui(application: &adw::Application) {
         .build(5)
         .get();
 
+    let application_box = Box::new(Orientation::Vertical, 0);
+
+    application_box.append(&info_bar);
+    application_box.append(&pages);
+
     let window = ApplicationWindow::builder()
         .title("Комплексная программа для лаб. работ")
         .width_request(700)
         .height_request(400)
         .application(application)
-        .child(&pages)
+        .child(&application_box)
         .build();
 
     window.show();