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| author | streetturtle <streetturtle@users.noreply.github.com> | 2021-02-07 20:13:27 -0500 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-02-07 20:13:27 -0500 |
| commit | ccd6bd4359593195a84458857efa7a9670b1b4cd (patch) | |
| tree | 2135e7e01ab0eb154d5f451f3267469e8c48e5a9 | |
| parent | adb6d2accc0ab73ccba58a1ca16a2d3494269319 (diff) | |
| parent | 0a7bdb85283accf120e2898724aec8e1a5eff311 (diff) | |
Merge pull request #239 from artemoff85/bug-volumearc-widget
fix to prevent stdout from passing a null string
| -rw-r--r-- | volumearc-widget/volumearc.lua | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/volumearc-widget/volumearc.lua b/volumearc-widget/volumearc.lua index a62abde..b104ad3 100644 --- a/volumearc-widget/volumearc.lua +++ b/volumearc-widget/volumearc.lua @@ -74,15 +74,18 @@ local function worker(user_args) widget = wibox.container.arcchart } - local update_graphic = function(_, stdout, _, _, _) - local mute = string.match(stdout, "%[(o%D%D?)%]") -- \[(o\D\D?)\] - [on] or [off] - local volume = string.match(stdout, "(%d?%d?%d)%%") -- (\d?\d?\d)\%) - volume = tonumber(string.format("% 3d", volume)) - + local update_graphic = function(widget, stdout, _, _, _) + local mute = "on" + local volume = 0 + if not (stdout == nil or stdout == '') then + mute = string.match(stdout, "%[(o%D%D?)%]") -- \[(o\D\D?)\] - [on] or [off] + volume = string.match(tostring(stdout), "(%d?%d?%d)%%") -- (\d?\d?\d)\%) + volume = tonumber(string.format("% 3d", volume)) + end widget.value = volume / 100; widget.colors = mute == 'off' - and { mute_color } - or { main_color } + and { mute_color } + or { main_color } end local button_press = args.button_press or function(_, _, _, button) |