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(tooltip-cancel-delayed-tip)

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(tooltip-start-delayed-tip): Renamed from tooltip-disable-timeout
and tooltip-add-timeout.
(tooltip-show): Set border color from faces's foreground.
(tooltip-show-help-function): If called with the same help string
as last time, do nothing.
(tooltip-help-tips): Don't set tooltip-help-message to nil.
This commit is contained in:
Gerd Moellmann 2001-01-04 20:38:02 +00:00
parent edf36fe614
commit 06f76f9fb8
1 changed files with 22 additions and 17 deletions
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39
lisp/tooltip.el
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@ -1,6 +1,6 @@
;;; tooltip.el --- Show tooltip windows
;; Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
;; Copyright (C) 1997, 1999, 2000, 2001 Free Software Foundation, Inc.
;; Author: Gerd Moellmann <gerd@acm.org>
;; Keywords: help c mouse tools
@ -247,14 +247,14 @@ With ARG, turn tooltip mode on if and only if ARG is positive."
delay))
(defun tooltip-disable-timeout ()
(defun tooltip-cancel-delayed-tip ()
"Disable the tooltip timeout."
(when tooltip-timeout-id
(disable-timeout tooltip-timeout-id)
(setq tooltip-timeout-id nil)))
(defun tooltip-add-timeout ()
(defun tooltip-start-delayed-tip ()
"Add a one-shot timeout to call function tooltip-timeout."
(setq tooltip-timeout-id
(add-timeout (tooltip-delay) 'tooltip-timeout nil)))
@ -305,7 +305,7 @@ ACTIVATEP non-nil means activate mouse motion events."
(tooltip-hide)
(when (car (mouse-pixel-position))
(setq tooltip-last-mouse-motion-event (copy-sequence event))
(tooltip-add-timeout)))
(tooltip-start-delayed-tip)))
@ -330,11 +330,11 @@ change the existing association. Value is the resulting alist."
(let ((params (copy-sequence tooltip-frame-parameters))
(fg (face-attribute 'tooltip :foreground))
(bg (face-attribute 'tooltip :background)))
(unless (eq 'unspecified fg)
(setq params (tooltip-set-param params 'foreground-color fg)))
(unless (eq 'unspecified bg)
(setq params (tooltip-set-param params 'background-color bg))
(setq params (tooltip-set-param params 'border-color bg)))
(when (stringp fg)
(setq params (tooltip-set-param params 'foreground-color fg))
(setq params (tooltip-set-param params 'border-color fg)))
(when (stringp bg)
(setq params (tooltip-set-param params 'background-color bg)))
(x-show-tip (propertize text 'face 'tooltip)
(selected-frame)
params
@ -350,7 +350,7 @@ change the existing association. Value is the resulting alist."
(defun tooltip-hide (&optional ignored-arg)
"Hide a tooltip, if one is displayed.
Value is non-nil if tooltip was open."
(tooltip-disable-timeout)
(tooltip-cancel-delayed-tip)
(when (x-hide-tip)
(setq tooltip-hide-time (float-time))))
@ -502,22 +502,27 @@ MSG is either a help string to display, or nil to cancel the display."
(let ((previous-help tooltip-help-message))
(setq tooltip-help-message msg)
(cond ((null msg)
;; Cancel display. This also cancels a delayed tip, if
;; there is one.
(tooltip-hide))
((or (not (stringp previous-help))
(not (string= msg previous-help)))
(tooltip-hide)
(tooltip-add-timeout))
((equal previous-help msg)
;; Same help as before (but possibly the mouse has moved).
;; Keep what we have.
)
(t
(tooltip-disable-timeout)
(tooltip-add-timeout)))))
;; A different help. Remove a previous tooltip, and
;; display a new one, with some delay.
(tooltip-hide)
(tooltip-start-delayed-tip)))))
(defun tooltip-help-tips (event)
"Hook function to display a help tooltip.
This is installed on the hook `tooltip-hook', which is run when
the the timer with ID `tooltip-timeout-id' fires.
Value is non-nil if this function handled the tip."
(when (stringp tooltip-help-message)
(tooltip-show tooltip-help-message)
(setq tooltip-help-message nil)
t))