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fixed scrolling

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This commit is contained in:
Steven Brown
2017-10-13 11:23:06 +13:00
parent d45b7ad234
commit 58defb3c05
1 changed files with 6 additions and 4 deletions
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10
display_centre.py
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@@ -139,8 +139,9 @@ def move_browser_selection_up():
global browser_index
global browser_start_index
if browser_index == 0:
browser_start_index = browser_start_index - 1
refresh_display()
if(browser_start_index > 0):
browser_start_index = browser_start_index - 1
refresh_display()
return
display.tag_remove("SELECT", ROW_OFFSET + browser_index,
ROW_OFFSET + SELECTOR_WIDTH + browser_index)
@@ -157,8 +158,9 @@ def move_browser_selection_down():
last_index = len(data_object.get_browser_data_for_display()) - 1
if browser_index >= last_index:
return
if browser_index >= MAX_LINES -1:
if browser_index + browser_start_index >= last_index:
return
if browser_index >= MAX_LINES - 1:
browser_start_index = browser_start_index + 1
refresh_display()
return