diff options
Diffstat (limited to 'lisp/emulation/viper-mous.el')
| -rw-r--r-- | lisp/emulation/viper-mous.el | 76 |
1 files changed, 38 insertions, 38 deletions
diff --git a/lisp/emulation/viper-mous.el b/lisp/emulation/viper-mous.el index 330f93fc49..1889a901e8 100644 --- a/lisp/emulation/viper-mous.el +++ b/lisp/emulation/viper-mous.el @@ -58,23 +58,23 @@ ;;; Variables - + ;; Variable used for catching the switch-frame event. ;; If non-nil, indicates that previous-frame should be the selected ;; one. Used by viper-mouse-click-get-word. Not a user option. (defvar viper-frame-of-focus nil) - + ;; Frame that was selected before the switch-frame event. (defconst viper-current-frame-saved (selected-frame)) - + (defcustom viper-surrounding-word-function 'viper-surrounding-word "*Function that determines what constitutes a word for clicking events. -Takes two parameters: a COUNT, indicating how many words to return, +Takes two parameters: a COUNT, indicating how many words to return, and CLICK-COUNT, telling whether this is the first click, a double-click, or a tripple-click." :type 'symbol :group 'viper-mouse) - + ;; time interval in millisecond within which successive clicks are ;; considered related (defcustom viper-multiclick-timeout (if (viper-window-display-p) @@ -94,10 +94,10 @@ considered related." ;; Local variable used to toggle wraparound search on click. (viper-deflocalvar viper-mouse-click-search-noerror t) - + ;; Local variable used to delimit search after wraparound. (viper-deflocalvar viper-mouse-click-search-limit nil) - + ;; remembers prefix argument to pass along to commands invoked by second ;; click. ;; This is needed because in Emacs (not XEmacs), assigning to preix-arg @@ -147,7 +147,7 @@ considered related." (event-point click) ; xemacs (posn-point (event-start click)) ; emacs )) - + (defun viper-surrounding-word (count click-count) "Returns word surrounding point according to a heuristic. @@ -174,7 +174,7 @@ is ignored." (setq beg (point)) (end-of-line) (setq result (buffer-substring beg (point)))) - + (if (and (not (viper-looking-at-alphasep)) (or (save-excursion (viper-backward-char-carefully) (viper-looking-at-alpha)) @@ -194,13 +194,13 @@ is ignored." (t (char-to-string (following-char)))) ) )) - + ;; Add `-' to alphanum, if it wasn't added and if we are in Lisp (or (looking-at "-") (not (string-match "lisp" (symbol-name major-mode))) (setq modifiers (concat modifiers "C-C-"))) - - + + (save-excursion (cond ((> click-count 1) (viper-skip-nonseparators 'backward)) ((viper-looking-at-alpha modifiers) @@ -212,7 +212,7 @@ is ignored." (viper-skip-alpha-backward modifiers)))) (setq word-beg (point)) - + (setq skip-flag nil) ; don't move 1 char forw the first time (while (> count 0) (if skip-flag (viper-forward-char-carefully 1)) @@ -237,19 +237,19 @@ is ignored." Click may be in another window. Current window and buffer isn't changed. On single or double click, returns the word as determined by `viper-surrounding-word-function'." - + (let ((click-word "") (click-pos (viper-mouse-click-posn click)) (click-buf (viper-mouse-click-window-buffer click))) (or (natnump count) (setq count 1)) (or (natnump click-count) (setq click-count 1)) - + (save-excursion (save-window-excursion (if click-pos (progn (set-buffer click-buf) - + (goto-char click-pos) (setq click-word (funcall viper-surrounding-word-function count click-count))) @@ -280,7 +280,7 @@ See `viper-surrounding-word' for the definition of a word in this case." ((and (listp arg) (integerp (car arg))) (setq arg (car arg))) (t (setq arg 1))) - + (if (not (eq (key-binding viper-mouse-down-insert-key-parsed) 'viper-mouse-catch-frame-switch)) () ; do nothing @@ -309,13 +309,13 @@ See `viper-surrounding-word' for the definition of a word in this case." (not (viper-mouse-event-p interrupting-event))) (viper-set-unread-command-events interrupting-event)) ))))) - + ;; Arg is an event. Accepts symbols and numbers, too (defun viper-mouse-event-p (event) (if (eventp event) (string-match "\\(mouse-\\|frame\\|screen\\|track\\)" (prin1-to-string (viper-event-key event))))) - + ;; XEmacs has no double-click events. So, we must simulate. ;; So, we have to simulate event-click-count. (defun viper-event-click-count (click) @@ -323,7 +323,7 @@ See `viper-surrounding-word' for the definition of a word in this case." (viper-event-click-count-xemacs click) ; xemacs (event-click-count click) ; emacs )) - + ;; kind of semaphore for updating viper-current-click-count (defvar viper-counting-clicks-p nil) (viper-cond-compile-for-xemacs-or-emacs @@ -346,7 +346,7 @@ See `viper-surrounding-word' for the definition of a word in this case." )) nil ; emacs ) - + (defun viper-mouse-click-search-word (click arg) "Find the word clicked or double-clicked on. Word may be in another window. @@ -367,7 +367,7 @@ this command." () ; do nothing, if binding isn't right or not over text (let ((previous-search-string viper-s-string) click-word click-count) - + (if (and (viper-multiclick-p) ;; This trick checks if there is a pending mouse event if so, we use @@ -387,12 +387,12 @@ this command." ;; uninterrupted wait (setq click-count (viper-event-click-count click)) (setq click-word (viper-mouse-click-get-word click nil click-count)) - + (if (> click-count 1) (setq arg viper-global-prefix-argument viper-global-prefix-argument nil)) (setq arg (or arg 1)) - + (viper-deactivate-mark) (if (or (not (string= click-word viper-s-string)) (not (markerp viper-search-start-marker)) @@ -404,7 +404,7 @@ this command." viper-local-search-start-marker viper-search-start-marker viper-mouse-click-search-noerror t viper-mouse-click-search-limit nil) - + ;; make search string known to Viper (setq viper-s-string (if viper-re-search (regexp-quote click-word) @@ -413,7 +413,7 @@ this command." (setq viper-search-history (cons viper-s-string viper-search-history))) )) - + (push-mark nil t) (while (> arg 0) (viper-forward-word 1) @@ -431,7 +431,7 @@ this command." (marker-buffer viper-local-search-start-marker)) (goto-char viper-local-search-start-marker)) (viper-line-pos 'end))) - + (goto-char (point-min)) (search-forward click-word viper-mouse-click-search-limit nil))) @@ -452,14 +452,14 @@ this command." click-word (buffer-name (current-buffer))) (setq arg 1) ;; to terminate the loop (sit-for 2)) - (setq viper-mouse-click-search-noerror t) + (setq viper-mouse-click-search-noerror t) (setq viper-mouse-click-search-limit nil) (if (and (markerp viper-local-search-start-marker) (marker-buffer viper-local-search-start-marker)) (goto-char viper-local-search-start-marker)))) (setq arg (1- arg))) )))) - + (defun viper-mouse-catch-frame-switch (event arg) "Catch the event of switching frame. Usually is bound to a `down-mouse' event to work properly. See sample @@ -472,10 +472,10 @@ bindings in the Viper manual." (setq viper-frame-of-focus viper-current-frame-saved)) ;; make Emacs forget that it executed viper-mouse-catch-frame-switch (setq this-command last-command)) - + ;; Called just before switching frames. Saves the old selected frame. ;; Sets last-command to handle-switch-frame (this is done automatically in -;; Emacs. +;; Emacs. ;; The semantics of switching frames is different in Emacs and XEmacs. ;; In Emacs, if you select-frame A while mouse is over frame B and then ;; start typing, input goes to frame B, which becomes selected. @@ -575,21 +575,21 @@ bindings in the Viper manual." (cond ((or (null viper-mouse-up-search-key-parsed) (null viper-mouse-down-search-key-parsed)) nil) ; just quit - ((and (null force) + ((and (null force) (key-binding viper-mouse-up-search-key-parsed) (not (eq (key-binding viper-mouse-up-search-key-parsed) 'viper-mouse-click-search-word))) - (message + (message "%S already bound to a mouse event. Viper mouse-search feature disabled" viper-mouse-up-search-key-parsed)) - ((and (null force) + ((and (null force) (key-binding viper-mouse-down-search-key-parsed) (not (eq (key-binding viper-mouse-down-search-key-parsed) 'viper-mouse-catch-frame-switch))) (message "%S already bound to a mouse event. Viper mouse-search feature disabled" viper-mouse-down-search-key-parsed)) - (t + (t (global-set-key viper-mouse-up-search-key-parsed 'viper-mouse-click-search-word) (global-set-key viper-mouse-down-search-key-parsed @@ -608,7 +608,7 @@ bindings in the Viper manual." (key-binding viper-mouse-up-insert-key-parsed) (not (eq (key-binding viper-mouse-up-insert-key-parsed) 'viper-mouse-click-insert-word))) - (message + (message "%S already bound to a mouse event. Viper mouse-insert feature disabled" viper-mouse-up-insert-key-parsed)) ((and (null force) @@ -618,7 +618,7 @@ bindings in the Viper manual." (message "%S already bound to a mouse event. Viper mouse-insert feature disabled" viper-mouse-down-insert-key-parsed)) - (t + (t (global-set-key viper-mouse-up-insert-key-parsed 'viper-mouse-click-insert-word) (global-set-key viper-mouse-down-insert-key-parsed @@ -666,7 +666,7 @@ This buffer may be different from the one where the click occurred." (integer :tag "Button")) :set 'viper-reset-mouse-insert-key :group 'viper-mouse) - + ;;; Local Variables: |