-- {{{ Key bindings
globalkeys = awful.util.table.join(
    awful.key({ modkey, "Shift"   }, "/",      hotkeys_popup.show_help,   {description = "show help",     group = "awesome"}),
    awful.key({ modkey,           }, "Left",   awful.tag.viewprev,        {description = "view previous", group = "tag"}),
    awful.key({ modkey,           }, "Right",  awful.tag.viewnext,        {description = "view next",     group = "tag"}),
    awful.key({ modkey,           }, "Escape", awful.tag.history.restore, {description = "go back",       group = "tag"}),

    awful.key({ modkey,           }, "j",
        function ()
            awful.client.focus.byidx(-1)
        end,
        {description = "focus previous by index", group = "client"}
    ),
    awful.key({ modkey,           }, "k",
        function ()
            awful.client.focus.byidx( 1)
        end,
        {description = "focus next by index", group = "client"}
    ),
    awful.key({ modkey,           }, "w", function () mymainmenu:show() end,
              {description = "show main menu", group = "awesome"}),

    -- Layout manipulation
    awful.key({ modkey, "Shift"   }, "j", function () awful.client.swap.byidx( -1)    end, {description = "swap with previous client by index", group = "client"}),
    awful.key({ modkey, "Shift"   }, "k", function () awful.client.swap.byidx(  1)    end, {description = "swap with next client by index",     group = "client"}),
    awful.key({ modkey, "Control" }, "j", function () awful.screen.focus_relative(-1) end, {description = "focus the previous screen",          group = "screen"}),
    awful.key({ modkey, "Control" }, "k", function () awful.screen.focus_relative( 1) end, {description = "focus the next screen",              group = "screen"}),
    awful.key({ modkey,           }, "u", awful.client.urgent.jumpto,                      {description = "jump to urgent client",              group = "client"}),

    -- Screen management
    -- See https://awesomewm.org/doc/api/classes/client.html#awful.client.movetoscreen
    --     https://unix.stackexchange.com/questions/5028/how-to-place-an-application-on-the-second-monitor-with-awesome-wm
    --     https://stackoverflow.com/questions/16624228/awesome-wm-move-window-from-one-screen-to-another
    --     https://superuser.com/questions/1037537/how-do-i-access-a-window-on-another-screen-using-awesome
    awful.key({ modkey, "Shift", "Control", }, "o", awful.client.movetoscreen, { description = "move client to the next screen", group = "screen"}),

    --- Default tab behavior
    awful.key({ modkey,           }, "Tab",
        function ()
            awful.client.focus.history.previous()
            if client.focus then
                client.focus:raise()
            end
        end,
        {description = "go back", group = "client"}),

    --- Cyclic tab behavior
    --- See http://stackoverflow.com/questions/11697102/awesome-alttab-just-switches-between-two-apps
    awful.key({ "Mod1", "Shift"   }, "Tab",
        function ()
            -- awful.client.focus.history.previous()
            awful.client.focus.byidx(-1)
            if client.focus then
                client.focus:raise()
            end
        end,
        {description = "go back cyclically", group = "client"}),

    awful.key({ "Mod1",           }, "Tab",
        function ()
            -- awful.client.focus.history.previous()
            awful.client.focus.byidx(1)
            if client.focus then
                client.focus:raise()
            end
        end,
        {description = "go forward cyclically", group = "client"}),

    -- Standard program
    awful.key({ modkey,           }, "Return", function () awful.spawn(terminal) end, {description = "open a terminal", group = "launcher"}),
    awful.key({ modkey, "Control" }, "r",      awesome.restart, {description = "reload awesome", group = "awesome"}),
    awful.key({ modkey, "Shift"   }, "q",      awesome.quit, {description = "quit awesome", group = "awesome"}),

    awful.key({ modkey,           }, "l",     function () awful.tag.incmwfact( 0.05)          end, {description = "increase master width factor", group = "layout"}),
    awful.key({ modkey,           }, "h",     function () awful.tag.incmwfact(-0.05)          end, {description = "decrease master width factor", group = "layout"}),
    awful.key({ modkey, "Shift"   }, "h",     function () awful.tag.incnmaster( 1, nil, true) end, {description = "increase the number of master clients", group = "layout"}),
    awful.key({ modkey, "Shift"   }, "l",     function () awful.tag.incnmaster(-1, nil, true) end, {description = "decrease the number of master clients", group = "layout"}),
    awful.key({ modkey, "Control" }, "h",     function () awful.tag.incncol( 1, nil, true)    end, {description = "increase the number of columns", group = "layout"}),
    awful.key({ modkey, "Control" }, "l",     function () awful.tag.incncol(-1, nil, true)    end, {description = "decrease the number of columns", group = "layout"}),
    awful.key({ modkey,           }, "space", function () awful.layout.inc( 1)                end, {description = "select next", group = "layout"}),
    awful.key({ modkey, "Shift"   }, "space", function () awful.layout.inc(-1)                end, {description = "select previous", group = "layout"}),

    awful.key({ modkey, "Control" }, "n",
              function ()
                  local c = awful.client.restore()
                  -- Focus restored client
                  if c then
                      client.focus = c
                      c:raise()
                  end
              end,
              {description = "restore minimized", group = "client"}),

    -- Prompt
    awful.key({ modkey },            "r",     function () awful.screen.focused().mypromptbox:run() end,
              {description = "run prompt", group = "launcher"})

    --awful.key({ modkey }, "x",
    --          function ()
    --              awful.prompt.run {
    --                prompt       = "Run Lua code: ",
    --                textbox      = awful.screen.focused().mypromptbox.widget,
    --                exe_callback = awful.util.eval,
    --                history_path = awful.util.get_cache_dir() .. "/history_eval"
    --              }
    --          end,
    --          {description = "lua execute prompt", group = "awesome"})

    -- Menubar
    --awful.key({ modkey }, "p", function() menubar.show() end,
    --          {description = "show the menubar", group = "launcher"}),
)

clientkeys = awful.util.table.join(
    awful.key({ modkey,           }, "f",
        function (c)
            c.fullscreen = not c.fullscreen
            c:raise()
        end,
        {description = "toggle fullscreen", group = "client"}),
    awful.key({ modkey,           }, "q",      function (c) c:kill()                         end, {description = "close",              group = "client"}),
    awful.key({ modkey, "Control" }, "space",  awful.client.floating.toggle                     , {description = "toggle floating",    group = "client"}),
    awful.key({ modkey, "Control" }, "Return", function (c) c:swap(awful.client.getmaster()) end, {description = "move to master",     group = "client"}),
    awful.key({ modkey, "Control" }, "z",      function (c) c:move_to_screen()               end, {description = "move to screen",     group = "client"}),
    awful.key({ modkey,           }, "t",      function (c) c.ontop = not c.ontop            end, {description = "toggle keep on top", group = "client"}),
    awful.key({ modkey,           }, "n",
        function (c)
            -- The client currently has the input focus, so it cannot be
            -- minimized, since minimized clients can't have the focus.
            c.minimized = true
        end ,
        {description = "minimize", group = "client"}),
    awful.key({ modkey,           }, "m",
        function (c)
            c.maximized = not c.maximized
            c:raise()
        end ,
        {description = "maximize", group = "client"})
)

-- Bind all key numbers to tags.
-- Be careful: we use keycodes to make it works on any keyboard layout.
-- This should map on the top row of your keyboard, usually 1 to 9.
for i = 1, 9 do
    globalkeys = awful.util.table.join(globalkeys,
        -- View tag only.
        awful.key({ modkey }, "#" .. i + 9,
                  function ()
                        local screen = awful.screen.focused()
                        local tag = screen.tags[i]
                        if tag then
                           tag:view_only()
                        end
                  end,
                  {description = "view tag #"..i, group = "tag"}),
        -- Toggle tag display.
        awful.key({ modkey, "Control" }, "#" .. i + 9,
                  function ()
                      local screen = awful.screen.focused()
                      local tag = screen.tags[i]
                      if tag then
                         awful.tag.viewtoggle(tag)
                      end
                  end,
                  {description = "toggle tag #" .. i, group = "tag"}),
        -- Move client to tag.
        awful.key({ modkey, "Shift" }, "#" .. i + 9,
                  function ()
                      if client.focus then
                          local tag = client.focus.screen.tags[i]
                          if tag then
                              client.focus:move_to_tag(tag)
                          end
                     end
                  end,
                  {description = "move focused client to tag #"..i, group = "tag"}),
        -- Toggle tag on focused client.
        awful.key({ modkey, "Control", "Shift" }, "#" .. i + 9,
                  function ()
                      if client.focus then
                          local tag = client.focus.screen.tags[i]
                          if tag then
                              client.focus:toggle_tag(tag)
                          end
                      end
                  end,
                  {description = "toggle focused client on tag #" .. i, group = "tag"})
    )
end

clientbuttons = awful.util.table.join(
    awful.button({ }, 1, function (c) client.focus = c; c:raise() end),
    awful.button({ modkey }, 1, awful.mouse.client.move),
    awful.button({ modkey }, 3, awful.mouse.client.resize))

-- Set keys
root.keys(globalkeys)
-- }}}