feat: display errors

src/app/mod.rs

@@ -1,6 +1,6 @@
 use std::{borrow::Cow, collections::HashMap, env, path::PathBuf, process};
 
-use iced::{Color, Element, Renderer, Task, Theme, application, theme, widget};
+use iced::{Color, Element, Length, Renderer, Task, Theme, application, theme, widget};
 use ignore::{WalkBuilder, types::TypesBuilder};
 use rayon::iter::{ParallelBridge, ParallelIterator};
 
@@ -76,9 +76,11 @@ impl State {
         Task::none()
     }
     fn view(&self) -> Element<'_, Message, Theme, Renderer> {
-        widget::scrollable(
+        widget::column([
-            widget::grid(self.images.iter().map(|(path, opt_handle)| {
+            widget::scrollable(widget::grid(self.images.iter().map(
-                widget::mouse_area(
+                |(path, opt_handle)| {
+                    widget::button(
+                        widget::container(
                             widget::sensor(opt_handle.as_ref().map_or_else(
                                 || Element::from(widget::space()),
                                 |handle| widget::image(handle).into(),
@@ -86,12 +88,23 @@ impl State {
                             .on_show(|_size| Message::LoadImage(path.clone()))
                             .on_hide(Message::UnloadImage(path.clone())),
                         )
+                        .center(Length::Fill),
+                    )
+                    .style(widget::button::subtle)
                     .on_press(Message::OpenImage(path.clone()))
                     .into()
-            }))
+                },
-            .fluid(500)
+            )))
-            .spacing(0),
+            .height(Length::Fill)
+            .into(),
+            self.error
+                .as_ref()
+                .map_or_else(
+                    || Element::from(widget::space()),
+                    |error| widget::text(error).style(widget::text::danger).into(),
                 )
+                .into(),
+        ])
         .into()
     }
 }