Added async file loading

1 files changed, 16 insertions, 14 deletions

diff --git a/src/file.c b/src/file.c
index 459fc5d..22067c2 100644
--- a/src/file.c
+++ b/src/file.c
@@ -94,34 +94,36 @@ int scan(const char *file_name)
     return 0;
 }
 
-char *get_next_file()
+void next_file()
 {
     if (curr_file_index >= file_list_count - 1)
-        return NULL;
-    return file_list[++curr_file_index];
+        return;
+    if (!load_image(file_list[curr_file_index + 1]))
+        curr_file_index++;
 }
 
-char *get_prev_file()
+void prev_file()
 {
     if (curr_file_index <= 0)
-        return NULL;
-    return file_list[--curr_file_index];
+        return;
+    if (!load_image(file_list[curr_file_index - 1]))
+        curr_file_index--;
 }
 
-char *get_first_file()
+void first_file()
 {
     if (curr_file_index == 0)
-        return NULL;
-    curr_file_index = 0;
-    return file_list[curr_file_index];
+        return;
+    if (!load_image(file_list[0]))
+        curr_file_index = 0;
 }
 
-char *get_last_file()
+void last_file()
 {
     if (curr_file_index == file_list_count - 1)
-        return NULL;
-    curr_file_index = file_list_count - 1;
-    return file_list[curr_file_index];
+        return;
+    if (!load_image(file_list[file_list_count - 1]))
+        curr_file_index = file_list_count - 1;
 }
 
 void clean()