From 5dda583a94cc035141b6de0deb4c7b181f3fefd6 Mon Sep 17 00:00:00 2001
From: Tatsuya79 <jeanpascalmeunier@hotmail.com>
Date: Wed, 7 Mar 2018 12:17:10 +0100
Subject: [PATCH] Fix MaterialUI scaling bug in long lists, lower res devices.
---
menu/drivers/materialui.c | 22 ++++++++++++++++------
1 file changed, 16 insertions(+), 6 deletions(-)
diff --git a/menu/drivers/materialui.c b/menu/drivers/materialui.c
index 4310e01a2f..21653045f3 100644
--- a/menu/drivers/materialui.c
+++ b/menu/drivers/materialui.c
@@ -1846,21 +1846,31 @@ static bool materialui_load_image(void *userdata, void *data, enum menu_image_ty
/* Compute the scroll value depending on the highlighted entry */
static float materialui_get_scroll(materialui_handle_t *mui)
{
- unsigned width, height, half = 0;
- size_t selection = menu_navigation_get_selection();
+ unsigned i, width, height = 0;
+ float half, sum = 0;
+ size_t selection = menu_navigation_get_selection();
+ file_list_t *list = menu_entries_get_selection_buf_ptr(0);
if (!mui)
return 0;
video_driver_get_size(&width, &height);
- if (mui->line_height)
- half = (height / mui->line_height) / 3;
+ half = height / 2;
- if (selection < half)
+ for (i = 0; i < selection; i++)
+ {
+ materialui_node_t *node = (materialui_node_t*)
+ file_list_get_userdata_at_offset(list, i);
+
+ if (node)
+ sum += node->line_height;
+ }
+
+ if (sum < half)
return 0;
- return ((selection + 2 - half) * mui->line_height);
+ return sum - half;
}
/* The navigation pointer has been updated (for example by pressing up or down