Added option for loading first, last image, added extra key bindings

1 files changed, 18 insertions, 4 deletions

diff --git a/file.c b/file.c
index eebc49d..33d326b 100644
--- a/file.c
+++ b/file.c
@@ -52,16 +52,30 @@ int scan(const char *file_name)
 
 char *get_next_file()
 {
-    if (curr_file_index >= file_list_count - 1) {
+    if (curr_file_index >= file_list_count - 1)
         return NULL;
-    }
     return file_list[++curr_file_index];
 }
 
 char *get_prev_file()
 {
-    if (curr_file_index <= 0) {
+    if (curr_file_index <= 0)
         return NULL;
-    }
     return file_list[--curr_file_index];
 }
+
+char *get_first_file()
+{
+    if (curr_file_index == 0)
+        return NULL;
+    curr_file_index = 0;
+    return file_list[curr_file_index];
+}
+
+char *get_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];
+}