ryuslash/mode-icons
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Allow minor-modes images to change color.

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This is based on if the window is active.
This commit is contained in:
Matthew Fidler 2016-03-30 15:32:36 -05:00
parent 6df4182846
commit a18ec9cfc7
1 changed files with 84 additions and 27 deletions
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111
mode-icons.el
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@ -311,6 +311,9 @@ Grayscales are in between."
(setq i (1+ i)))
lst))
(defvar mode-icons-get-icon-display-xpm-bw-face (make-hash-table)
"Hash table of dynamic images.")
(defun mode-icons-get-icon-display-xpm-bw-face (icon-path &optional face)
"Change xpm at ICON-PATH to match FACE.
The white is changed to the background color.
@ -321,8 +324,11 @@ Grayscale colors are aslo changed by `mode-icons-interpolate-from-scale'."
(lst (mode-icons-interpolate-from-scale foreground background))
(name (concat "mode_icons_bw_" (substring (mode-icons-interpolate background foreground 0.0) 1) "_"
(substring (mode-icons-interpolate background foreground 1.0) 1) "_"
(file-name-sans-extension (file-name-nondirectory icon-path)))))
(mode-icons-get-icon-display-xpm-replace icon-path lst name)))
(file-name-sans-extension (file-name-nondirectory icon-path))))
(sym (intern name))
ret)
(or (gethash sym mode-icons-get-icon-display-xpm-bw-face)
(puthash sym (mode-icons-get-icon-display-xpm-replace icon-path lst name) mode-icons-get-icon-display-xpm-bw-face))))
(defun mode-icons-get-icon-display (icon type &optional face)
"Get the value for the display property of ICON having TYPE.
@ -491,28 +497,28 @@ MODE should be a string, the name of the mode to propertize.
ICON-SPEC should be a specification from `mode-icons'."
(mode-icons-save-buffer-state ;; Otherwise may cause issues with trasient mark mode
(cond
((and (stringp mode) (get-text-property 0 'mode-icons-p mode))
mode)
((not (nth 1 icon-spec))
"")
((and (stringp (nth 1 icon-spec)) (not (nth 2 icon-spec)))
(propertize (nth 1 icon-spec) 'display (nth 1 icon-spec)
'mode-icons-p t))
((mode-icons-supported-font-p (nth 1 icon-spec) (nth 2 icon-spec))
;; (propertize mode 'display (nth 1 icon-spec) 'mode-icons-p t)
;; Use `compose-region' because it allows clicable text.
(with-temp-buffer
(if (stringp mode)
(insert mode)
(insert (or (and (integerp (nth 1 icon-spec))
(make-string 1 (nth 1 icon-spec)))
(nth 1 icon-spec))))
(compose-region (point-min) (point-max) (or (and (integerp (nth 1 icon-spec))
(make-string 1 (nth 1 icon-spec)))
(nth 1 icon-spec)))
(put-text-property (point-min) (point-max) 'mode-icons-p t)
(buffer-string)))
(t (propertize (format "%s" mode) 'display (mode-icons-get-icon-display (nth 1 icon-spec) (nth 2 icon-spec)) 'mode-icons-p t)))))
((and (stringp mode) (get-text-property 0 'mode-icons-p mode))
mode)
((not (nth 1 icon-spec))
"")
((and (stringp (nth 1 icon-spec)) (not (nth 2 icon-spec)))
(propertize (nth 1 icon-spec) 'display (nth 1 icon-spec)
'mode-icons-p icon-spec))
((mode-icons-supported-font-p (nth 1 icon-spec) (nth 2 icon-spec))
;; (propertize mode 'display (nth 1 icon-spec) 'mode-icons-p t)
;; Use `compose-region' because it allows clicable text.
(with-temp-buffer
(if (stringp mode)
(insert mode)
(insert (or (and (integerp (nth 1 icon-spec))
(make-string 1 (nth 1 icon-spec)))
(nth 1 icon-spec))))
(compose-region (point-min) (point-max) (or (and (integerp (nth 1 icon-spec))
(make-string 1 (nth 1 icon-spec)))
(nth 1 icon-spec)))
(put-text-property (point-min) (point-max) 'mode-icons-p icon-spec)
(buffer-string)))
(t (propertize (format "%s" mode) 'display (mode-icons-get-icon-display (nth 1 icon-spec) (nth 2 icon-spec)) 'mode-icons-p icon-spec)))))
(defun mode-icons-get-icon-spec (mode)
"Get icon spec for MODE based on regular expression."
@ -626,11 +632,62 @@ When DONT-UPDATE is non-nil, don't call `force-mode-line-update'"
"Give rich strings needed for `major-mode' viewing."
(eval `(propertize ,mode-name ,@mode-icons-major-mode-base-text-properties)))
;;; selected take from powerline
(defvar mode-icons--selected-window (frame-selected-window)
"Selected window.")
(defun mode-icons--set-selected-window ()
"Set the variable `mode-icons--selected-window' appropriately."
(when (not (minibuffer-window-active-p (frame-selected-window)))
(setq mode-icons--selected-window (frame-selected-window))))
(defun mode-icons--unset-selected-window ()
"Unsets the variable `mode-icons--selected-window' and update the modeline."
(setq mode-icons--selected-window nil)
(force-mode-line-update))
(add-hook 'window-configuration-change-hook 'mode-icons--set-selected-window)
;; focus-in-hook was introduced in emacs v24.4.
;; Gets evaluated in the last frame's environment.
(add-hook 'focus-in-hook 'mode-icons--set-selected-window)
;; focus-out-hook was introduced in emacs v24.4.
(add-hook 'focus-out-hook 'mode-icons--unset-selected-window)
;; Executes after the window manager requests that the user's events
;; be directed to a different frame.
(defadvice handle-switch-frame
(after mode-icons--set-selected-window-after-switch-frame activate)
"Make `mode-icons' aware of selected window."
(mode-icons--set-selected-window))
(defadvice select-window (after mode-icons--select-window activate)
"Make `mode-icons' aware of selected window."
(mode-icons--set-selected-window))
(defun mode-icons--selected-window-active ()
"Return whether the current window is active."
(eq mode-icons--selected-window (selected-window)))
(defun mode-icons--recolor-minor-mode-image (mode active)
"Recolor MODE image based on if the window is ACTIVE."
(let ((icon-spec (get-text-property 0 'mode-icons-p mode)))
(cond
((and icon-spec (eq (nth 2 icon-spec) 'xpm-bw))
(propertize mode 'display (mode-icons-get-icon-display (nth 1 icon-spec) (nth 2 icon-spec)
(or (and active 'mode-line)
'mode-line-inactive))
'mode-icons-p icon-spec))
(t mode))))
(defun mode-icons--generate-minor-mode-list ()
"Extracts all rich strings necessary for the minor mode list."
(delete " " (delete "" (mapcar (lambda(mode)
(concat " " (eval `(propertize ,mode ,@mode-icons-minor-mode-base-text-properties))))
(split-string (format-mode-line minor-mode-alist))))))
(let ((active (mode-icons--selected-window-active)))
(delete " " (delete "" (mapcar (lambda(mode)
(concat " " (eval `(propertize ,(mode-icons--recolor-minor-mode-image mode active)
,@mode-icons-minor-mode-base-text-properties))))
(split-string (format-mode-line minor-mode-alist)))))))
(defun mode-icons--generate-narrow ()
"Extracts all rich strings necessary for narrow indicator."