Apply cargo fix

src/cache.rs

@@ -1,10 +1,8 @@
-use cairo::ImageSurface;
-use glib::{timeout_future, timeout_future_seconds, ControlFlow};
+use glib::timeout_future;
 use gtk::gdk::Texture;
-use poppler::{Document, Page};
+use poppler::Document;
 use std::{
     collections::BTreeMap,
-    path::{Path, PathBuf},
     rc::Rc,
     time::{Duration, Instant},
 };

src/draw.rs

@@ -1,12 +1,8 @@
-use std::{rc::Rc, time::Instant};
+use std::rc::Rc;
 
 use cairo::{Context, ImageSurface};
 use glib::Bytes;
-use gtk::{
-    ffi::GtkImage,
-    gdk::{ffi::gdk_pixbuf_get_from_surface, Texture},
-    gdk_pixbuf::Pixbuf,
-};
+use gtk::gdk::Texture;
 use poppler::Page;
 
 pub fn draw_pages_to_texture(pages: &[Rc<Page>], area_height: i32) -> Texture {

src/ui.rs

@@ -2,23 +2,16 @@ use std::{
     cell::RefCell,
     path::{Path, PathBuf},
     rc::Rc,
-    time::Instant,
 };
 
 use async_channel::Sender;
 use gtk::{
-    ffi::{GtkImage, GtkPicture},
-    gdk::{ffi::gdk_pixbuf_get_from_surface, Texture},
-    gdk_pixbuf::{ffi::GdkPixbuf, Pixbuf},
-    glib, Application, ApplicationWindow, Box, Button, DrawingArea, FileChooserAction,
-    FileChooserDialog, HeaderBar, Image, Label, Orientation, Picture, ResponseType,
+    glib, Application, ApplicationWindow, Box, Button, FileChooserAction, FileChooserDialog,
+    HeaderBar, Label, Orientation, Picture, ResponseType,
 };
 
-use crate::{
-    cache::{self, CacheCommand, MyPageType},
-    draw,
-};
-use glib::{clone, Bytes};
+use crate::cache::{self, CacheCommand};
+use glib::clone;
 use gtk::prelude::*;
 
 pub struct Ui {