Implement dark/light Visual bell configuration

Closes #502

CHANGELOG.md

@@ -12,8 +12,7 @@ All notable changes are documented in this file using the [Keep a CHANGELOG](htt
 * Added [#512](https://github.com/NeoVintageous/NeoVintageous/issues/512): Visual block mode to Visual mode (`v`)
 * Added [#511](https://github.com/NeoVintageous/NeoVintageous/issues/511): Visual block mode to Visual line mode (`V`)
 * Added [#510](https://github.com/NeoVintageous/NeoVintageous/issues/510): Visual block mode
-* Added [#502](https://github.com/NeoVintageous/NeoVintageous/issues/502): Visual bell styles
-* Added [#502](https://github.com/NeoVintageous/NeoVintageous/issues/502): Visual bell styles
+* Added [#502](https://github.com/NeoVintageous/NeoVintageous/issues/502): Visual bell styles including configurable dark and light color schemes
 * Added [#500](https://github.com/NeoVintageous/NeoVintageous/issues/500): `-` in Visual line mode
 * Added [#492](https://github.com/NeoVintageous/NeoVintageous/issues/492): `(` and `)` in Visual line mode
 * Added [#499](https://github.com/NeoVintageous/NeoVintageous/issues/499): `<CR>` in Visual line mode

Preferences.sublime-settings

@@ -112,5 +112,12 @@
     // Visual bell type.
     // Valid values are: blink, view, or views.
     // {not in Vim}
-    "vintageous_bell": "blink"
+    "vintageous_bell": "blink",
+
+    // Visual bell color scheme.
+    // Two color schemes are provided: "dark" and "light"
+    // You can also specify a path to custom one, for example:
+    // "Packages/NeoVintageous/res/Bell-dark.hidden-color-scheme"
+    // {not in Vim}
+    "vintageous_bell_color_scheme": "dark"
 }

nv/ui.py

@@ -43,14 +43,18 @@ def ui_bell(msg=None):
     if settings.get('vintageous_belloff') == 'all':
         return
 
-    style = settings.get('vintageous_bell')
-    theme = 'Packages/NeoVintageous/res/Bell.tmTheme'
+    color_scheme = settings.get('vintageous_bell_color_scheme', 'dark')
+    if color_scheme in ('dark', 'light'):
+        color_scheme = 'Packages/NeoVintageous/res/Bell-%s.hidden-color-scheme' % color_scheme
+
     duration = int(0.3 * 1000)
     times = 4
     delay = 55
 
+    style = settings.get('vintageous_bell')
+
     if style == 'view':
-        settings.set('color_scheme', theme)
+        settings.set('color_scheme', color_scheme)
 
         def remove_bell():
             settings.erase('color_scheme')
@@ -61,7 +65,7 @@ def remove_bell():
         for group in range(window.num_groups()):
             view = window.active_view_in_group(group)
             if view:
-                view.settings().set('color_scheme', theme)
+                view.settings().set('color_scheme', color_scheme)
                 views.append(view)
 
         def remove_bell():

res/Bell-dark.hidden-color-scheme

@@ -0,0 +1,22 @@
+{
+    "name": "NeoVintageous Dark Bell",
+    "variables":
+    {
+        "dim-bg": "#1b1d1e",
+        "dim-fg": "#3e3d32"
+    },
+    "globals": {
+        "background": "var(dim-bg)",
+        "foreground": "var(dim-fg)",
+        "line_highlight": "var(dim-bg)",
+        "caret": "var(dim-fg)",
+        "selection": "var(dim-fg)",
+        "selection_foreground": "var(dim-bg)"
+    },
+    "rules": [
+        {
+            "scope": "markup,region,source,string,sublimelinter,text",
+            "background": "var(dim-bg)"
+        }
+    ]
+}

res/Bell-light.hidden-color-scheme

@@ -0,0 +1,22 @@
+{
+    "name": "NeoVintageous Light Bell",
+    "variables":
+    {
+        "dim-bg": "#ebedee",
+        "dim-fg": "#cecdc2"
+    },
+    "globals": {
+        "background": "var(dim-bg)",
+        "foreground": "var(dim-fg)",
+        "line_highlight": "var(dim-bg)",
+        "caret": "var(dim-fg)",
+        "selection": "var(dim-fg)",
+        "selection_foreground": "var(dim-bg)"
+    },
+    "rules": [
+        {
+            "scope": "markup,region,source,string,sublimelinter,text",
+            "background": "var(dim-bg)"
+        }
+    ]
+}

res/doc/neovintageous.txt

@@ -431,6 +431,14 @@ List of available options:
         Style of visual bell. The available styles are: blink (default), view,
         or views.
 
+                                              *'vintageous_bell_color_scheme'*
+'vintageous_bell_color_scheme'
+                        string (default "dark")
+        Color scheme to use for visual bells. Two color schemes are provided,
+        a dark and light variant, but you can specify a custom one too:
+        - Packages/NeoVintageous/res/Bell-dark.hidden-color-scheme
+        - Packages/NeoVintageous/res/Bell-light.hidden-color-scheme
+
                                                         *'vintageous_belloff'*
 'vintageous_belloff'    string (default "")
         Specifies for which events the bell (visual blink) will not be rung. It