zt_light: Support transparency in zt light theme.

Author: neiljp

zulipterminal/themes/zt_light.py

@@ -6,71 +6,73 @@
 """
 from pygments.styles.perldoc import PerldocStyle
 
+from zulipterminal.config.color import Background
 from zulipterminal.config.color import DefaultBoldColor as Color
 
 
 # fmt: off
 STYLES = {
  # style_name : foreground background
- None : (Color.BLACK, Color.WHITE),
+ None : (Color.BLACK, Background.COLOR),
  'selected' : (Color.BLACK, Color.LIGHT_GREEN),
  'msg_selected' : (Color.BLACK, Color.LIGHT_GREEN),
  'header' : (Color.WHITE, Color.DARK_BLUE),
  'general_narrow' : (Color.WHITE, Color.DARK_BLUE),
- 'general_bar' : (Color.DARK_BLUE, Color.WHITE),
- 'msg_sender' : (Color.DARK_GREEN, Color.WHITE),
+ 'general_bar' : (Color.DARK_BLUE, Background.COLOR),
+ 'msg_sender' : (Color.DARK_GREEN, Background.COLOR),
  'unread' : (Color.DARK_GRAY, Color.LIGHT_GRAY),
- 'user_active' : (Color.DARK_GREEN, Color.WHITE),
- 'user_idle' : (Color.DARK_BLUE, Color.WHITE),
- 'user_offline' : (Color.BLACK, Color.WHITE),
- 'user_inactive' : (Color.BLACK, Color.WHITE),
- 'user_bot' : (Color.BLACK, Color.WHITE),
+ 'user_active' : (Color.DARK_GREEN, Background.COLOR),
+ 'user_idle' : (Color.DARK_BLUE, Background.COLOR),
+ 'user_offline' : (Color.BLACK, Background.COLOR),
+ 'user_inactive' : (Color.BLACK, Background.COLOR),
+ 'user_bot' : (Color.BLACK, Background.COLOR),
  'title' : (Color.WHITE__BOLD, Color.DARK_GRAY),
- 'column_title' : (Color.BLACK__BOLD, Color.WHITE),
- 'time' : (Color.DARK_BLUE, Color.WHITE),
+ 'column_title' : (Color.BLACK__BOLD, Background.COLOR),
+ 'time' : (Color.DARK_BLUE, Background.COLOR),
  'bar' : (Color.WHITE, Color.DARK_GRAY),
- 'msg_emoji' : (Color.LIGHT_MAGENTA, Color.WHITE),
- 'reaction' : (Color.LIGHT_MAGENTA__BOLD, Color.WHITE),
+ 'msg_emoji' : (Color.LIGHT_MAGENTA, Background.COLOR),
+ 'reaction' : (Color.LIGHT_MAGENTA__BOLD, Background.COLOR),
  'reaction_mine' : (Color.WHITE, Color.LIGHT_MAGENTA),
  'msg_heading' : (Color.WHITE__BOLD, Color.DARK_RED),
  'msg_math' : (Color.DARK_GRAY, Color.LIGHT_GRAY),
- 'msg_mention' : (Color.LIGHT_RED__BOLD, Color.WHITE),
- 'msg_link' : (Color.DARK_BLUE, Color.WHITE),
- 'msg_link_index' : (Color.DARK_BLUE__BOLD, Color.WHITE),
+ 'msg_mention' : (Color.LIGHT_RED__BOLD, Background.COLOR),
+ 'msg_link' : (Color.DARK_BLUE, Background.COLOR),
+ 'msg_link_index' : (Color.DARK_BLUE__BOLD, Background.COLOR),
  'msg_quote' : (Color.BLACK, Color.BROWN),
  'msg_bold' : (Color.WHITE__BOLD, Color.DARK_GRAY),
  'msg_time' : (Color.WHITE, Color.DARK_GRAY),
  'footer' : (Color.WHITE, Color.DARK_GRAY),
- 'footer_contrast' : (Color.BLACK, Color.WHITE),
- 'starred' : (Color.LIGHT_RED__BOLD, Color.WHITE),
- 'unread_count' : (Color.DARK_BLUE__BOLD, Color.WHITE),
- 'starred_count' : (Color.BLACK, Color.WHITE),
- 'table_head' : (Color.BLACK__BOLD, Color.WHITE),
+ 'footer_contrast' : (Color.BLACK, Background.COLOR),
+ 'starred' : (Color.LIGHT_RED__BOLD, Background.COLOR),
+ 'unread_count' : (Color.DARK_BLUE__BOLD, Background.COLOR),
+ 'starred_count' : (Color.BLACK, Background.COLOR),
+ 'table_head' : (Color.BLACK__BOLD, Background.COLOR),
  'filter_results' : (Color.WHITE, Color.DARK_GREEN),
  'edit_topic' : (Color.WHITE, Color.DARK_GRAY),
  'edit_tag' : (Color.WHITE, Color.DARK_GRAY),
- 'edit_author' : (Color.DARK_GREEN, Color.WHITE),
- 'edit_time' : (Color.DARK_BLUE, Color.WHITE),
- 'current_user' : (Color.DARK_GRAY, Color.WHITE),
- 'muted' : (Color.DARK_GRAY, Color.WHITE),
- 'popup_border' : (Color.BLACK, Color.WHITE),
+ 'edit_author' : (Color.DARK_GREEN, Background.COLOR),
+ 'edit_time' : (Color.DARK_BLUE, Background.COLOR),
+ 'current_user' : (Color.DARK_GRAY, Background.COLOR),
+ 'muted' : (Color.DARK_GRAY, Background.COLOR),
+ 'popup_border' : (Color.BLACK, Background.COLOR),
  'popup_category' : (Color.DARK_GRAY__BOLD, Color.LIGHT_GRAY),
  'popup_contrast' : (Color.WHITE, Color.DARK_GRAY),
- 'popup_important' : (Color.LIGHT_RED__BOLD, Color.WHITE),
- 'widget_disabled' : (Color.LIGHT_GRAY, Color.WHITE),
+ 'popup_important' : (Color.LIGHT_RED__BOLD, Background.COLOR),
+ 'widget_disabled' : (Color.LIGHT_GRAY, Background.COLOR),
  'area:help' : (Color.BLACK, Color.LIGHT_GREEN),
  'area:stream' : (Color.BLACK, Color.LIGHT_BLUE),
  'area:msg' : (Color.BLACK, Color.YELLOW),
  'area:error' : (Color.BLACK, Color.LIGHT_RED),
  'area:user' : (Color.WHITE, Color.DARK_BLUE),
- 'search_error' : (Color.LIGHT_RED, Color.WHITE),
+ 'search_error' : (Color.LIGHT_RED, Background.COLOR),
  'task:success' : (Color.BLACK, Color.DARK_GREEN),
  'task:error' : (Color.WHITE, Color.DARK_RED),
  'task:warning' : (Color.BLACK, Color.YELLOW),
  'ui_code' : (Color.BLACK, Color.LIGHT_GRAY),
 }
 
 META = {
+ 'background': Color.WHITE,
  'pygments': {
  'styles' : PerldocStyle().styles,
  'background': PerldocStyle().background_color,