feat(hotkeys): add for fish shell

lib/awful/hotkeys_popup/keys/fish.lua

@@ -0,0 +1,107 @@
+---------------------------------------------------------------------------
+--- fish hotkeys for awful.hotkeys_popup.widget
+--
+-- @author Yauheni Kirylau <yawghen@gmail.com>
+-- @copyright 2014-2015 Yauheni Kirylau
+-- @submodule  awful.hotkeys_popup
+---------------------------------------------------------------------------
+
+local hotkeys_popup = require("awful.hotkeys_popup.widget")
+
+local fish = {}
+
+--- Add rules to match fish shell.
+--
+-- For example:
+--
+--     fish.add_rules_for_terminal({ rule = { name = "fish" }})
+--
+-- will show fish hotkeys for any window that has 'fish' in its title.
+-- If no rules are provided then fish hotkeys won't be shown.
+-- @function add_rules_for_terminal
+-- @see awful.rules.rules
+-- @tparam table rule Rules to match a window containing a fish shell.
+function fish.add_rules_for_terminal(rule)
+    for group_name, group_data in pairs({
+        ["fish"] = rule,
+    }) do
+        hotkeys_popup.add_group_rules(group_name, group_data)
+    end
+end
+
+-- don't show hotkeys by default
+fish.add_rules_for_terminal({rule={focusable=false}})
+
+local fish_keys = {
+
+    ["fish"] = {{
+        modifiers = {},
+        keys = {
+            Next="history begin",
+            Prior="history end",
+            Tab="complete",
+        }
+    }, {
+        modifiers = {"Ctrl"},
+        keys = {
+            a="BOL",
+            b="one char back",
+            c="cancel",
+            d="delete/exit",
+            e="EOL",
+            f="one char forward",
+            k="kill from cursor to EOL",
+            l="clear screen",
+            n="history next",
+            p="history prev",
+            t="transpose char with prev",
+            u="kill from BOL to cursor",
+            v="paste from clipboard",
+            w="kill prev word",
+            x="copy buffer to clipboard",
+            y="yank from killring",
+            z="send sigstop",
+        }
+    }, {
+        modifiers = {"Alt"},
+        keys = {
+            Enter="\\n",
+            Left="directory/one word back",
+            Right="directory/one word forward",
+            Up="search token in history",
+            Down="search token back in history",
+            b="one word back",
+            c="capitalize word",
+            d="kill next word",
+            e="edit line in vim",
+            f="one word forward",
+            h="show man",
+            l="ls",
+            p="| less;",
+            t="transpose word with prev",
+            u="uppercase word",
+            v="edit in $VISUAL or $EDITOR",
+            w="print short help",
+            y="pop killring value",
+            ["."]="search token in history",
+
+        }
+    }, {
+        modifiers = {"Alt", "Shift"},
+        keys = {
+            [","]="beginning of buffer",
+            ["."]="end of buffer",
+        },
+    }, {
+        modifiers = {"Shift"},
+        keys = {
+            Tab="complete and fuzzy search",
+        },
+    }},
+}
+
+hotkeys_popup.add_hotkeys(fish_keys)
+
+return fish
+
+-- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80