From 0014db45fabaafa4cecfd94753cf27e6447b9425 Mon Sep 17 00:00:00 2001
From: justine <me@squi.fr>
Date: Tue, 20 Aug 2024 17:02:28 +0200
Subject: [PATCH] marche plus ou moins, avec des rc dans tous les sens

---
 src/main.rs | 29 ++++++++++++++++++++++++++---
 1 file changed, 26 insertions(+), 3 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index 183fd7e..f8c5aa4 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -2,6 +2,7 @@ use gtk::prelude::*;
 use gtk::{glib, Application, ApplicationWindow, Button, Image};
 use std::cell::Cell;
 use std::fs;
+use std::rc::Rc;
 
 extern crate anyhow;
 
@@ -56,10 +57,21 @@ fn build_ui(application: &Application) {
         .margin_end(12)
         .build();
 
+    let button_decrease = Button::builder()
+        .label("Prev")
+        .margin_top(12)
+        .margin_bottom(12)
+        .margin_start(12)
+        .margin_end(12)
+        .build();
+
     // A list of pictures with a mutable index ref
     let pics = get_pictures_in_folder(".".to_string()).unwrap();
+    let sp = Rc::new(pics.clone());
     let nbr: usize = 0;
+    //Une copie pour papa, une copie pour maman... C'est chiant
     let curr_pic = Cell::new(nbr);
+    let curr_pic2 = Cell::clone(&curr_pic);
 
     // Create the image
     let image = Image::from_file(pics[curr_pic.get()].clone());
@@ -67,17 +79,28 @@ fn build_ui(application: &Application) {
     image.set_vexpand(true);
     image.set_size_request(-1, -1);
 
-    // Connect the button's clicked signal to update the image
+    // Connect the buttons' clicked signal to update the image
     let image_clone = image.clone(); // Clone the image widget reference for the closure
+    let shared_pics = Rc::clone(&sp);
     button_increase.connect_clicked(move |_| {
-        let new_index = (curr_pic.get() + 1) % pics.len(); // Ensure the index wraps around
+        let new_index = (curr_pic.get() + 1) % shared_pics.len(); // Ensure the index wraps around
         curr_pic.set(new_index); // Update the current picture index
-        image_clone.set_from_file(Some(pics[curr_pic.get()].clone())); // Update the image
+        image_clone.set_from_file(Some(shared_pics[curr_pic.get()].clone())); // Update the image
         println!("{:?}", curr_pic.get());
     });
 
+    let image_clone = image.clone();
+    let shared_pics = Rc::clone(&sp);
+    button_decrease.connect_clicked(move |_| {
+        let new_index = (curr_pic2.get().checked_sub(1).unwrap_or(0)); // Ensure the index wraps around
+        curr_pic2.set(new_index); // Update the current picture index
+        image_clone.set_from_file(Some(shared_pics[curr_pic2.get()].clone())); // Update the image
+        println!("{:?}", curr_pic2.get());
+    });
+
     // Put the widgets in the container
     vbox.append(&button_increase);
+    vbox.append(&button_decrease);
     vbox.append(&image);
 
     // Create a window