Improve colorscheme and gui detection

vim/init.vim

@@ -40,6 +40,12 @@ function! IsMac()
       \     system('uname') =~? '^darwin'))
 endfunction
 
+function! IsGuiApp()
+    return has("gui_running") || exists("neovim_dot_app")
+                \ || has("gui_win32") || has("gui_macvim")
+                \ || has("gui_vimr")
+endfunction
+
 " Auto install vim-plug
 if empty(glob('~/.vim/autoload/plug.vim'))
   silent !curl -fLo ~/.vim/autoload/plug.vim --create-dirs

vim/rc/ui.rc.vim

@@ -13,18 +13,14 @@ syntax on
 " Enable search highlighting
 set hls
 
-
 " Color Schemes {{
 " Set theme based on $VIM_COLOR variable
 try
     if !empty($VIM_COLOR)
         colorscheme $VIM_COLOR
     else
-        if has("gui_running") || exists("neovim_dot_app")
-            colorscheme wombat256mod
-        else
-            colorscheme vividchalk
-        endif
+        " Prefered default colorscheme
+        colorscheme wombat256mod
     endif
 catch /^Vim\%((\a\+)\)\=:E185/
     " Colorschemes not installed yet
@@ -32,6 +28,11 @@ catch /^Vim\%((\a\+)\)\=:E185/
     colorscheme default
 endtry
 
+" Override gui colorscheme
+if IsGuiApp()
+    colorscheme wombat256mod
+endif
+
 " Set Airline theme
 if g:colors_name == 'github'
     let g:airline_theme = 'solarized'
@@ -39,10 +40,10 @@ endif
 " }}
 
 " Set gui fonts {{
-if has("gui_running") || exists("neovim_dot_app")
-    if has("gui_win32")
+if IsGuiApp()
+    if IsWindows()
         set guifont=Consolas:h10:b
-    elseif IsMac() && (has("gui_macvim") || exists("neovim_dot_app"))
+    elseif IsMac()
         try
             set guifont=DejaVu\ Sans\ Mono\ for\ Powerline:h11
         catch