diff options
Diffstat (limited to 'exwm-systemtray.el')
| -rw-r--r-- | exwm-systemtray.el | 42 |
1 files changed, 39 insertions, 3 deletions
diff --git a/exwm-systemtray.el b/exwm-systemtray.el index 3d0990ec813a..20dc5226cf6f 100644 --- a/exwm-systemtray.el +++ b/exwm-systemtray.el @@ -67,13 +67,44 @@ You shall use the default value if using auto-hide minibuffer." "Gap between icons." :type 'integer) +(defvar exwm-systemtray--embedder-window nil "The embedder window.") + +(defcustom exwm-systemtray-background-color nil + "Background color of systemtray. + +This should be a color, or nil for transparent background." + :type '(choice (const :tag "Transparent" nil) + (color)) + :initialize #'custom-initialize-default + :set (lambda (symbol value) + (set-default symbol value) + ;; Change the background color for embedder. + (when (and exwm--connection + exwm-systemtray--embedder-window) + (let ((background-pixel (exwm--color->pixel value))) + (xcb:+request exwm--connection + (make-instance 'xcb:ChangeWindowAttributes + :window exwm-systemtray--embedder-window + :value-mask (logior xcb:CW:BackPixmap + (if background-pixel + xcb:CW:BackPixel 0)) + :background-pixmap + xcb:BackPixmap:ParentRelative + :background-pixel background-pixel)) + ;; Unmap & map to take effect immediately. + (xcb:+request exwm--connection + (make-instance 'xcb:UnmapWindow + :window exwm-systemtray--embedder-window)) + (xcb:+request exwm--connection + (make-instance 'xcb:MapWindow + :window exwm-systemtray--embedder-window)) + (xcb:flush exwm--connection))))) + ;; GTK icons require at least 16 pixels to show normally. (defconst exwm-systemtray--icon-min-size 16 "Minimum icon size.") (defvar exwm-systemtray--connection nil "The X connection.") -(defvar exwm-systemtray--embedder-window nil "The embedder window.") - (defvar exwm-systemtray--list nil "The icon list.") (defvar exwm-systemtray--selection-owner-window nil @@ -438,6 +469,7 @@ You shall use the default value if using auto-hide minibuffer." :data xcb:systemtray:ORIENTATION:HORZ))) ;; Create the embedder. (let ((id (xcb:generate-id exwm-systemtray--connection)) + (background-pixel (exwm--color->pixel exwm-systemtray-background-color)) frame parent depth y) (setq exwm-systemtray--embedder-window id) (if (exwm-workspace--minibuffer-own-frame-p) @@ -473,8 +505,12 @@ You shall use the default value if using auto-hide minibuffer." :border-width 0 :class xcb:WindowClass:InputOutput :visual 0 - :value-mask (logior xcb:CW:BackPixmap xcb:CW:EventMask) + :value-mask (logior xcb:CW:BackPixmap + (if background-pixel + xcb:CW:BackPixel 0) + xcb:CW:EventMask) :background-pixmap xcb:BackPixmap:ParentRelative + :background-pixel background-pixel :event-mask xcb:EventMask:SubstructureNotify)) ;; Set _NET_WM_NAME. (xcb:+request exwm-systemtray--connection |