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Ditto.
(custom-face-attributes): Add overline, strike-through, box. (custom-face-attributes): Use `choice' everywhere so that "*" can be entered. (custom-face-attributes): Don't use `#''. (custom-face-attributes): Accept color name. (custom-facep): Always define as alias for facep. (custom-face-attributes): Use choice widgets. Remove :bold and :italic. (custom-face-attributes): Add :bold and :italic for compatibility with old code. (custom-face-attributes): Use new face attributes. (custom-declare-face): Don't make frame-local faces. (global): Face relief added.
This commit is contained in:
Gerd Moellmann
parent
f3bbef8728
commit
da0b1f5650
302
lisp/cus-face.el
302
lisp/cus-face.el
@ -30,9 +30,7 @@
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;;; Code:
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(defalias 'custom-facep
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(if (fboundp 'facep) 'facep
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'(lambda (face) nil)))
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(defalias 'custom-facep 'facep)
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;;; Declaring a face.
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@ -63,48 +61,243 @@
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(run-hooks 'custom-define-hook))
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face)
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;;; Font Attributes.
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;;; Face attributes.
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;; Below, nil is used in widget specifications for `unspecified' face
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;; attributes and `off' is used instead of nil attribute values. The
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;; reason for this is that nil corresponds to the result you get when
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;; looking up an attribute in a defface spec that isn't contained in
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;; the spec.
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(defconst custom-face-attributes
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'((:bold (boolean :tag "Bold"
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:help-echo "Control whether a bold font should be used.")
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set-face-bold-p
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face-bold-p)
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(:italic (boolean :tag "Italic"
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:help-echo "\
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Control whether an italic font should be used.")
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set-face-italic-p
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face-italic-p)
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(:underline (boolean :tag "Underline"
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:help-echo "\
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Control whether the text should be underlined.")
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set-face-underline-p
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face-underline-p)
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(:inverse-video (boolean :tag "Inverse Video"
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:help-echo "\
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Control whether the text should be in inverse video.")
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set-face-inverse-video-p
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face-inverse-video-p)
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(:foreground (color :tag "Foreground"
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:value ""
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:help-echo "Set foreground color.")
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set-face-foreground
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face-foreground)
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(:background (color :tag "Background"
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:value ""
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:help-echo "Set background color.")
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set-face-background
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face-background)
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(:stipple (editable-field :format "Stipple: %v"
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:help-echo "Name of background bitmap file.")
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set-face-stipple
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face-stipple))
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"Alist of face attributes.
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The elements are of the form (KEY TYPE SET GET),
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where KEY is the name of the attribute,
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TYPE is a widget type for editing the attribute,
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SET is a function for setting the attribute value,
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and GET is a function for getiing the attribute value.
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'((:family
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(choice :tag "Font family"
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:help-echo "Font family or fontset alias name."
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(const :tag "*" nil)
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(string :tag "Family"))
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(lambda (face value &optional frame)
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(set-face-attribute face frame :family (or value 'unspecified)))
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(lambda (face &optional frame)
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(let ((family (face-attribute face :family frame)))
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(if (eq family 'unspecified) nil family))))
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(:width
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(choice :tag "Width"
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:help-echo "Font width."
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(const :tag "*" nil)
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(const :tag "compressed" condensed)
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(const :tag "condensed" condensed)
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(const :tag "demiexpanded" semi-expanded)
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(const :tag "expanded" expanded)
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(const :tag "extracondensed" extra-condensed)
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(const :tag "extraexpanded" extra-expanded)
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(const :tag "medium" normal)
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(const :tag "narrow" condensed)
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(const :tag "normal" normal)
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(const :tag "regular" normal)
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(const :tag "semicondensed" semi-condensed)
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(const :tag "semiexpanded" semi-expanded)
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(const :tag "ultracondensed" ultra-condensed)
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(const :tag "ultraexpanded" ultra-expanded)
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(const :tag "wide" extra-expanded))
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(lambda (face value &optional frame)
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(set-face-attribute face frame :width (or value 'unspecified)))
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(lambda (face &optional frame)
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(let ((width (face-attribute face :width frame)))
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(if (eq width 'unspecified) nil width))))
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(:height
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(choice :tag "Height"
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:help-echo "Face's font height."
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(const :tag "*" nil)
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(integer :tag "Height in 1/10 pt"))
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(lambda (face value &optional frame)
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(set-face-attribute face frame :height (or value 'unspecified)))
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(lambda (face &optional frame)
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(let ((height (face-attribute face :height frame)))
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(if (eq height 'unspecified) nil height))))
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(:weight
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(choice :tag "Weight"
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:help-echo "Font weight."
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(const :tag "*" nil)
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(const :tag "black" ultra_bold)
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(const :tag "bold" bold)
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(const :tag "book" semi-light)
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(const :tag "demibold" semi-bold)
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(const :tag "extralight" extra-light)
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(const :tag "extrabold" extra-bold)
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(const :tag "heavy" extra-bold)
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(const :tag "light" light)
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(const :tag "medium" normal)
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(const :tag "normal" normal)
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(const :tag "regular" normal)
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(const :tag "semibold" semi-bold)
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(const :tag "semilight" semi-light)
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(const :tag "ultralight" ultra-light)
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(const :tag "ultrabold" ultra-bold))
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(lambda (face value &optional frame)
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(set-face-attribute face frame :weight (or value 'unspecified)))
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(lambda (face &optional frame)
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(let ((weight (face-attribute face :weight frame)))
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(if (eq weight 'unspecified) nil weight))))
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(:slant
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(choice :tag "Slant"
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:help-echo "Font slant."
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(const :tag "*" nil)
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(const :tag "italic" italic)
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(const :tag "oblique" oblique)
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(const :tag "normal" normal))
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(lambda (face value &optional frame)
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(set-face-attribute face frame :slant (or value 'unspecified)))
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(lambda (face &optional frame)
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(let ((slant (face-attribute face :slant frame)))
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(if (eq slant 'unspecified) nil slant))))
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(:underline
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(choice :tag "Underline"
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:help-echo "Control text underlining."
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(const :tag "*" nil)
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(const :tag "On" t)
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(const :tag "Off" off)
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(color :tag "Colored"))
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(lambda (face value &optional frame)
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(cond ((eq value 'off) (setq value nil))
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((null value) (setq value 'unspecified)))
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(set-face-attribute face frame :underline value))
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(lambda (face &optional frame)
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(let ((underline (face-attribute face :underline frame)))
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(cond ((eq underline 'unspecified) (setq underline nil))
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((null underline) (setq underline 'off)))
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underline)))
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(:overline
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(choice :tag "Overline"
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:help-echo "Control text overlining."
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(const :tag "*" nil)
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(const :tag "On" t)
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(const :tag "Off" off)
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(color :tag "Colored"))
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(lambda (face value &optional frame)
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(cond ((eq value 'off) (setq value nil))
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((null value) (setq value 'unspecified)))
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(set-face-attribute face frame :overline value))
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(lambda (face &optional frame)
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(let ((overline (face-attribute face :overline frame)))
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(cond ((eq overline 'unspecified) (setq overline nil))
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((null overline) (setq overline 'off)))
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overline)))
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(:strike-through
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(choice :tag "Strike-through"
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:help-echo "Control text strike-through."
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(const :tag "*" nil)
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(const :tag "On" t)
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(const :tag "Off" off)
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(color :tag "Colored"))
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(lambda (face value &optional frame)
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(cond ((eq value 'off) (setq value nil))
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((null value) (setq value 'unspecified)))
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(set-face-attribute face frame :strike-through value))
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(lambda (face &optional frame)
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(let ((value (face-attribute face :strike-through frame)))
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(cond ((eq value 'unspecified) (setq value nil))
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((null value) (setq value 'off)))
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value)))
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(:box
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(choice :tag "Box around text"
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:help-echo "Control box around text."
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(const :tag "*" nil)
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(const :tag "Off" off)
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(list :tag "Box"
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:value (1 "black" nil)
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(integer :tag "Width")
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(color :tag "Color")
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(choice :tag "Shadows"
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(const :tag "None" nil)
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(const :tag "Raised" raised)
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(const :tag "Sunken" sunken))))
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(lambda (face value &optional frame)
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(cond ((consp value)
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(let ((width (nth 0 value))
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(color (nth 1 value))
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(shadow (nth 2 value)))
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(setq value (list :width width :color color :shadow shadow))))
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((eq value 'off)
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(setq value nil))
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((null value)
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(setq value 'unspecified)))
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(set-face-attribute face frame :box value))
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(lambda (face &optional frame)
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(let ((value (face-attribute face :box frame)))
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(cond ((consp value)
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(let ((width (plist-get value :width))
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(color (plist-get value :color))
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(shadow (plist-get value :shadow)))
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(setq value (list width color shadow))))
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((eq value 'unspecified)
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(setq value nil))
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((null value)
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(setq value 'off)))
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value)))
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(:inverse-video
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(choice :tag "Inverse-video"
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:help-echo "Control whether text should be in inverse-video."
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(const :tag "*" nil)
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(const :tag "On" t)
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(const :tag "Off" off))
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(lambda (face value &optional frame)
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(cond ((eq value 'off) (setq value nil))
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((null value) (setq value 'unspecified)))
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(set-face-attribute face frame :inverse-video value))
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(lambda (face &optional frame)
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(let ((value (face-attribute face :inverse-video frame)))
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(cond ((eq value 'unspecified) (setq value nil))
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((null value) (setq value 'off)))
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value)))
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(:foreground
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(choice :tag "Foreground"
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:help-echo "Set foreground color."
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(const :tag "*" nil)
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(color :tag "Color"))
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(lambda (face value &optional frame)
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(set-face-attribute face frame :foreground (or value 'unspecified)))
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(lambda (face &optional frame)
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(let ((value (face-attribute face :foreground frame)))
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(if (eq value 'unspecified) nil value))))
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(:background
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(choice :tag "Background"
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:help-echo "Set background color."
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(const :tag "*" nil)
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(color :tag "Color"))
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(lambda (face value &optional frame)
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(set-face-attribute face frame :background (or value 'unspecified)))
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(lambda (face &optional frame)
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(let ((value (face-attribute face :background frame)))
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(if (eq value 'unspecified) nil value))))
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(:stipple
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(choice :tag "Stipple"
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:help-echo "Name of background bitmap file."
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(const :tag "*" nil)
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(file :tag "File" :must-match t))
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(lambda (face value &optional frame)
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(set-face-attribute face frame :stipple (or value 'unspecified)))
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(lambda (face &optional frame)
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(let ((value (face-attribute face :stipple frame)))
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(if (eq value 'unspecified) nil value)))))
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"Alist of face attributes.
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The elements are of the form (KEY TYPE SET GET), where KEY is the name
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of the attribute, TYPE is a widget type for editing the attibute, SET
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is a function for setting the attribute value, and GET is a function
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for getiing the attribute value.
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The SET function should take three arguments, the face to modify, the
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value of the attribute, and optionally the frame where the face should
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@ -113,25 +306,22 @@ be changed.
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The GET function should take two arguments, the face to examine, and
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optionally the frame where the face should be examined.")
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(defun custom-face-attributes-get (face frame)
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"For FACE on FRAME, return an alternating list describing its attributes.
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The list has the form (KEYWORD VALUE KEYWORD VALUE...).
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Each keyword should be listed in `custom-face-attributes'.
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We include only those attributes that differ from the default face.
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If FRAME is nil, use the global defaults for FACE."
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(let ((atts custom-face-attributes)
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att result get)
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(while atts
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(setq att (car atts)
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atts (cdr atts)
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get (nth 3 att))
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(when get
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(let ((answer (funcall get face frame)))
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(if (and (not (equal answer (funcall get 'default frame)))
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(widget-apply (nth 1 att) :match answer))
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(setq result (cons (nth 0 att) (cons answer result)))))))
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result))
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(let ((attrs custom-face-attributes)
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plist)
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(while attrs
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(let* ((attribute (car (car attrs)))
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(value (face-attribute face attribute frame)))
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(setq attrs (cdr attrs))
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(unless (eq value 'unspecified)
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(setq plist (cons attribute (cons value plist))))))
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plist))
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;;; Initializing.
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