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683 lines
24 KiB
EmacsLisp
683 lines
24 KiB
EmacsLisp
;;; sun-mouse.el --- mouse handling for Sun windows
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;; Copyright (C) 1987 Free Software Foundation, Inc.
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;; Author: Jeff Peck
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;; Maintainer: FSF
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;; Keywords: hardware
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 2, or (at your option)
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;; any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs; see the file COPYING. If not, write to
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;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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;;; Commentary:
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;;; Jeff Peck, Sun Microsystems, Jan 1987.
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;;; Original idea by Stan Jefferson
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;;;
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;;; Modelled after the GNUEMACS keymap interface.
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;;;
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;;; User Functions:
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;;; make-mousemap, copy-mousemap,
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;;; define-mouse, global-set-mouse, local-set-mouse,
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;;; use-global-mousemap, use-local-mousemap,
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;;; mouse-lookup, describe-mouse-bindings
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;;;
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;;; Options:
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;;; extra-click-wait, scrollbar-width
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;;;
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;;; Code:
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(defvar extra-click-wait 150
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"*Number of milliseconds to wait for an extra click.
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Set this to zero if you don't want chords or double clicks.")
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(defvar scrollbar-width 5
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"*The character width of the scrollbar.
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The cursor is deemed to be in the right edge scrollbar if it is this near the
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right edge, and more than two chars past the end of the indicated line.
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Setting to nil limits the scrollbar to the edge or vertical dividing bar.")
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;;;
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;;; Mousemaps
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;;;
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(defun make-mousemap ()
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"Returns a new mousemap."
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(cons 'mousemap nil))
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(defun copy-mousemap (mousemap)
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"Return a copy of mousemap."
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(copy-alist mousemap))
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(defun define-mouse (mousemap mouse-list def)
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"Args MOUSEMAP, MOUSE-LIST, DEF. Define MOUSE-LIST in MOUSEMAP as DEF.
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MOUSE-LIST is a list of atoms specifing a mouse hit according to these rules:
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* One of these atoms specifies the active region of the definition.
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text, scrollbar, modeline, minibuffer
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* One or two or these atoms specify the button or button combination.
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left, middle, right, double
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* Any combination of these atoms specify the active shift keys.
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control, shift, meta
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* With a single unshifted button, you can add
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up
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to indicate an up-click.
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The atom `double' is used with a button designator to denote a double click.
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Two button chords are denoted by listing the two buttons.
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See sun-mouse-handler for the treatment of the form DEF."
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(mousemap-set (mouse-list-to-mouse-code mouse-list) mousemap def))
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(defun global-set-mouse (mouse-list def)
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"Give MOUSE-EVENT-LIST a local definition of DEF.
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See define-mouse for a description of MOUSE-EVENT-LIST and DEF.
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Note that if MOUSE-EVENT-LIST has a local definition in the current buffer,
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that local definition will continue to shadow any global definition."
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(interactive "xMouse event: \nxDefinition: ")
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(define-mouse current-global-mousemap mouse-list def))
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(defun local-set-mouse (mouse-list def)
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"Give MOUSE-EVENT-LIST a local definition of DEF.
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See define-mouse for a description of the arguments.
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The definition goes in the current buffer's local mousemap.
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Normally buffers in the same major mode share a local mousemap."
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(interactive "xMouse event: \nxDefinition: ")
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(if (null current-local-mousemap)
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(setq current-local-mousemap (make-mousemap)))
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(define-mouse current-local-mousemap mouse-list def))
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(defun use-global-mousemap (mousemap)
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"Selects MOUSEMAP as the global mousemap."
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(setq current-global-mousemap mousemap))
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(defun use-local-mousemap (mousemap)
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"Selects MOUSEMAP as the local mousemap.
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nil for MOUSEMAP means no local mousemap."
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(setq current-local-mousemap mousemap))
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;;;
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;;; Interface to the Mouse encoding defined in Emacstool.c
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;;;
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;;; Called when mouse-prefix is sent to emacs, additional
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;;; information is read in as a list (button x y time-delta)
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;;;
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;;; First, some generally useful functions:
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;;;
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(defun logtest (x y)
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"True if any bits set in X are also set in Y.
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Just like the Common Lisp function of the same name."
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(not (zerop (logand x y))))
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;;;
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;;; Hit accessors.
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;;;
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(defconst sm::ButtonBits 7) ; Lowest 3 bits.
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(defconst sm::ShiftmaskBits 56) ; Second lowest 3 bits (56 = 63 - 7).
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(defconst sm::DoubleBits 64) ; Bit 7.
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(defconst sm::UpBits 128) ; Bit 8.
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;;; All the useful code bits
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(defmacro sm::hit-code (hit)
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(` (nth 0 (, hit))))
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;;; The button, or buttons if a chord.
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(defmacro sm::hit-button (hit)
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(` (logand sm::ButtonBits (nth 0 (, hit)))))
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;;; The shift, control, and meta flags.
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(defmacro sm::hit-shiftmask (hit)
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(` (logand sm::ShiftmaskBits (nth 0 (, hit)))))
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;;; Set if a double click (but not a chord).
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(defmacro sm::hit-double (hit)
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(` (logand sm::DoubleBits (nth 0 (, hit)))))
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;;; Set on button release (as opposed to button press).
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(defmacro sm::hit-up (hit)
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(` (logand sm::UpBits (nth 0 (, hit)))))
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;;; Screen x position.
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(defmacro sm::hit-x (hit) (list 'nth 1 hit))
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;;; Screen y position.
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(defmacro sm::hit-y (hit) (list 'nth 2 hit))
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;;; Millisconds since last hit.
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(defmacro sm::hit-delta (hit) (list 'nth 3 hit))
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(defmacro sm::hit-up-p (hit) ; A predicate.
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(` (not (zerop (sm::hit-up (, hit))))))
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;;;
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;;; Loc accessors. for sm::window-xy
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;;;
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(defmacro sm::loc-w (loc) (list 'nth 0 loc))
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(defmacro sm::loc-x (loc) (list 'nth 1 loc))
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(defmacro sm::loc-y (loc) (list 'nth 2 loc))
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(defmacro eval-in-buffer (buffer &rest forms)
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"Macro to switches to BUFFER, evaluates FORMS, returns to original buffer."
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;; When you don't need the complete window context of eval-in-window
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(` (let ((StartBuffer (current-buffer)))
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(unwind-protect
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(progn
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(set-buffer (, buffer))
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(,@ forms))
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(set-buffer StartBuffer)))))
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(put 'eval-in-buffer 'lisp-indent-function 1)
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;;; this is used extensively by sun-fns.el
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;;;
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(defmacro eval-in-window (window &rest forms)
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"Switch to WINDOW, evaluate FORMS, return to original window."
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(` (let ((OriginallySelectedWindow (selected-window)))
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(unwind-protect
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(progn
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(select-window (, window))
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(,@ forms))
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(select-window OriginallySelectedWindow)))))
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(put 'eval-in-window 'lisp-indent-function 1)
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;;;
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;;; handy utility, generalizes window_loop
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;;;
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;;; It's a macro (and does not evaluate its arguments).
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(defmacro eval-in-windows (form &optional yesmini)
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"Switches to each window and evaluates FORM. Optional argument
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YESMINI says to include the minibuffer as a window.
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This is a macro, and does not evaluate its arguments."
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(` (let ((OriginallySelectedWindow (selected-window)))
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(unwind-protect
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(while (progn
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(, form)
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(not (eq OriginallySelectedWindow
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(select-window
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(next-window nil (, yesmini)))))))
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(select-window OriginallySelectedWindow)))))
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(put 'eval-in-window 'lisp-indent-function 0)
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(defun move-to-loc (x y)
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"Move cursor to window location X, Y.
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Handles wrapped and horizontally scrolled lines correctly."
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(move-to-window-line y)
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;; window-line-end expects this to return the window column it moved to.
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(let ((cc (current-column))
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(nc (move-to-column
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(if (zerop (window-hscroll))
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(+ (current-column)
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(min (- (window-width) 2) ; To stay on the line.
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x))
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(+ (window-hscroll) -1
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(min (1- (window-width)) ; To stay on the line.
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x))))))
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(- nc cc)))
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(defun minibuffer-window-p (window)
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"True iff this WINDOW is minibuffer."
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(= (frame-height)
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(nth 3 (window-edges window)) ; The bottom edge.
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))
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(defun sun-mouse-handler (&optional hit)
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"Evaluates the function or list associated with a mouse hit.
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Expecting to read a hit, which is a list: (button x y delta).
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A form bound to button by define-mouse is found by mouse-lookup.
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The variables: *mouse-window*, *mouse-x*, *mouse-y* are bound.
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If the form is a symbol (symbolp), it is funcall'ed with *mouse-window*,
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*mouse-x*, and *mouse-y* as arguments; if the form is a list (listp),
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the form is eval'ed; if the form is neither of these, it is an error.
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Returns nil."
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(interactive)
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(if (null hit) (setq hit (sm::combined-hits)))
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(let ((loc (sm::window-xy (sm::hit-x hit) (sm::hit-y hit))))
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(let ((*mouse-window* (sm::loc-w loc))
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(*mouse-x* (sm::loc-x loc))
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(*mouse-y* (sm::loc-y loc))
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(mouse-code (mouse-event-code hit loc)))
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(let ((form (eval-in-buffer (window-buffer *mouse-window*)
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(mouse-lookup mouse-code))))
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(cond ((null form)
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(if (not (sm::hit-up-p hit)) ; undefined up hits are ok.
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(error "Undefined mouse event: %s"
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(prin1-to-string
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(mouse-code-to-mouse-list mouse-code)))))
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((symbolp form)
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(setq this-command form)
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(funcall form *mouse-window* *mouse-x* *mouse-y*))
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((listp form)
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(setq this-command (car form))
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(eval form))
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(t
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(error "Mouse action must be symbol or list, but was: %s"
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form))))))
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;; Don't let 'sun-mouse-handler get on last-command,
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;; since this function should be transparent.
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(if (eq this-command 'sun-mouse-handler)
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(setq this-command last-command))
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;; (message (prin1-to-string this-command)) ; to see what your buttons did
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nil)
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(defun sm::combined-hits ()
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"Read and return next mouse-hit, include possible double click"
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(let ((hit1 (mouse-hit-read)))
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(if (not (sm::hit-up-p hit1)) ; Up hits dont start doubles or chords.
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(let ((hit2 (mouse-second-hit extra-click-wait)))
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(if hit2 ; we cons'd it, we can smash it.
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; (setf (sm::hit-code hit1) (logior (sm::hit-code hit1) ...))
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(setcar hit1 (logior (sm::hit-code hit1)
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(sm::hit-code hit2)
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(if (= (sm::hit-button hit1)
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(sm::hit-button hit2))
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sm::DoubleBits 0))))))
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hit1))
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(defun mouse-hit-read ()
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"Read mouse-hit list from keyboard. Like (read 'read-char),
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but that uses minibuffer, and mucks up last-command."
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(let ((char-list nil) (char nil))
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(while (not (equal 13 ; Carriage return.
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(prog1 (setq char (read-char))
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(setq char-list (cons char char-list))))))
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(read (mapconcat 'char-to-string (nreverse char-list) ""))
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))
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;;; Second Click Hackery....
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;;; if prefix is not mouse-prefix, need a way to unread the char...
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;;; or else have mouse flush input queue, or else need a peek at next char.
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;;; There is no peek, but since one character can be unread, we only
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;;; have to flush the queue when the command after a mouse click
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;;; starts with mouse-prefix1 (see below).
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;;; Something to do later: We could buffer the read commands and
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;;; execute them ourselves after doing the mouse command (using
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;;; lookup-key ??).
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(defvar mouse-prefix1 24 ; C-x
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"First char of mouse-prefix. Used to detect double clicks and chords.")
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(defvar mouse-prefix2 0 ; C-@
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"Second char of mouse-prefix. Used to detect double clicks and chords.")
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(defun mouse-second-hit (hit-wait)
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"Returns the next mouse hit occurring within HIT-WAIT milliseconds."
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(if (sit-for-millisecs hit-wait) nil ; No input within hit-wait millisecs.
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(let ((pc1 (read-char)))
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(if (or (not (equal pc1 mouse-prefix1))
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(sit-for-millisecs 3)) ; a mouse prefix will have second char
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;; Can get away with one unread.
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(progn (setq unread-command-events (list pc1))
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nil) ; Next input not mouse event.
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(let ((pc2 (read-char)))
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(if (not (equal pc2 mouse-prefix2))
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(progn (setq unread-command-events (list pc1)) ; put back the ^X
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;;; Too bad can't do two: (setq unread-command-event (list pc1 pc2))
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;;; Well, now we can, but I don't understand this code well enough to fix it...
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(ding) ; user will have to retype that pc2.
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nil) ; This input is not a mouse event.
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;; Next input has mouse prefix and is within time limit.
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(let ((new-hit (mouse-hit-read))) ; Read the new hit.
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(if (sm::hit-up-p new-hit) ; Ignore up events when timing.
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(mouse-second-hit (- hit-wait (sm::hit-delta new-hit)))
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new-hit ; New down hit within limit, return it.
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))))))))
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(defun sm::window-xy (x y)
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"Find window containing screen coordinates X and Y.
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Returns list (window x y) where x and y are relative to window."
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(or
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(catch 'found
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(eval-in-windows
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(let ((we (window-edges (selected-window))))
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(let ((le (nth 0 we))
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(te (nth 1 we))
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(re (nth 2 we))
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(be (nth 3 we)))
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(if (= re (frame-width))
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;; include the continuation column with this window
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(setq re (1+ re)))
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(if (= be (frame-height))
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;; include partial line at bottom of frame with this window
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;; id est, if window is not multple of char size.
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(setq be (1+ be)))
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(if (and (>= x le) (< x re)
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(>= y te) (< y be))
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(throw 'found
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(list (selected-window) (- x le) (- y te))))))
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t)) ; include minibuffer in eval-in-windows
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;;If x,y from a real mouse click, we shouldn't get here.
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(list nil x y)
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))
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(defun sm::window-region (loc)
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"Parse LOC into a region symbol.
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Returns one of (text scrollbar modeline minibuffer)"
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(let ((w (sm::loc-w loc))
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(x (sm::loc-x loc))
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(y (sm::loc-y loc)))
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(let ((right (1- (window-width w)))
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(bottom (1- (window-height w))))
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(cond ((minibuffer-window-p w) 'minibuffer)
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((>= y bottom) 'modeline)
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((>= x right) 'scrollbar)
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;; far right column (window seperator) is always a scrollbar
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((and scrollbar-width
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;; mouse within scrollbar-width of edge.
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(>= x (- right scrollbar-width))
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;; mouse a few chars past the end of line.
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(>= x (+ 2 (window-line-end w x y))))
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'scrollbar)
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(t 'text)))))
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(defun window-line-end (w x y)
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"Return WINDOW column (ignore X) containing end of line Y"
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(eval-in-window w (save-excursion (move-to-loc (frame-width) y))))
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;;;
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;;; The encoding of mouse events into a mousemap.
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;;; These values must agree with coding in emacstool:
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;;;
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(defconst sm::keyword-alist
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'((left . 1) (middle . 2) (right . 4)
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(shift . 8) (control . 16) (meta . 32) (double . 64) (up . 128)
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(text . 256) (scrollbar . 512) (modeline . 1024) (minibuffer . 2048)
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))
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(defun mouse-event-code (hit loc)
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"Maps MOUSE-HIT and LOC into a mouse-code."
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;;;Region is a code for one of text, modeline, scrollbar, or minibuffer.
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(logior (sm::hit-code hit)
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(mouse-region-to-code (sm::window-region loc))))
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(defun mouse-region-to-code (region)
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"Returns partial mouse-code for specified REGION."
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(cdr (assq region sm::keyword-alist)))
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(defun mouse-list-to-mouse-code (mouse-list)
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"Map a MOUSE-LIST to a mouse-code."
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(apply 'logior
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(mapcar (function (lambda (x)
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(cdr (assq x sm::keyword-alist))))
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mouse-list)))
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(defun mouse-code-to-mouse-list (mouse-code)
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"Map a MOUSE-CODE to a mouse-list."
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(apply 'nconc (mapcar
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(function (lambda (x)
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(if (logtest mouse-code (cdr x))
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(list (car x)))))
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sm::keyword-alist)))
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(defun mousemap-set (code mousemap value)
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(let* ((alist (cdr mousemap))
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(assq-result (assq code alist)))
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(if assq-result
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(setcdr assq-result value)
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(setcdr mousemap (cons (cons code value) alist)))))
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(defun mousemap-get (code mousemap)
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(cdr (assq code (cdr mousemap))))
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(defun mouse-lookup (mouse-code)
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"Look up MOUSE-EVENT and return the definition. nil means undefined."
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(or (mousemap-get mouse-code current-local-mousemap)
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(mousemap-get mouse-code current-global-mousemap)))
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;;;
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;;; I (jpeck) don't understand the utility of the next four functions
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;;; ask Steven Greenbaum <froud@kestrel>
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;;;
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(defun mouse-mask-lookup (mask list)
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"Args MASK (a bit mask) and LIST (a list of (code . form) pairs).
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Returns a list of elements of LIST whose code or'ed with MASK is non-zero."
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(let ((result nil))
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(while list
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(if (logtest mask (car (car list)))
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(setq result (cons (car list) result)))
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(setq list (cdr list)))
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result))
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(defun mouse-union (l l-unique)
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"Return the union of list of mouse (code . form) pairs L and L-UNIQUE,
|
||
where L-UNIQUE is considered to be union'ized already."
|
||
(let ((result l-unique))
|
||
(while l
|
||
(let ((code-form-pair (car l)))
|
||
(if (not (assq (car code-form-pair) result))
|
||
(setq result (cons code-form-pair result))))
|
||
(setq l (cdr l)))
|
||
result))
|
||
|
||
(defun mouse-union-first-prefered (l1 l2)
|
||
"Return the union of lists of mouse (code . form) pairs L1 and L2,
|
||
based on the code's, with preference going to elements in L1."
|
||
(mouse-union l2 (mouse-union l1 nil)))
|
||
|
||
(defun mouse-code-function-pairs-of-region (region)
|
||
"Return a list of (code . function) pairs, where each code is
|
||
currently set in the REGION."
|
||
(let ((mask (mouse-region-to-code region)))
|
||
(mouse-union-first-prefered
|
||
(mouse-mask-lookup mask (cdr current-local-mousemap))
|
||
(mouse-mask-lookup mask (cdr current-global-mousemap))
|
||
)))
|
||
|
||
;;;
|
||
;;; Functions for DESCRIBE-MOUSE-BINDINGS
|
||
;;; And other mouse documentation functions
|
||
;;; Still need a good procedure to print out a help sheet in readable format.
|
||
;;;
|
||
|
||
(defun one-line-doc-string (function)
|
||
"Returns first line of documentation string for FUNCTION.
|
||
If there is no documentation string, then the string
|
||
\"No documentation\" is returned."
|
||
(while (consp function) (setq function (car function)))
|
||
(let ((doc (documentation function)))
|
||
(if (null doc)
|
||
"No documentation."
|
||
(string-match "^.*$" doc)
|
||
(substring doc 0 (match-end 0)))))
|
||
|
||
(defun print-mouse-format (binding)
|
||
(princ (car binding))
|
||
(princ ": ")
|
||
(mapcar (function
|
||
(lambda (mouse-list)
|
||
(princ mouse-list)
|
||
(princ " ")))
|
||
(cdr binding))
|
||
(terpri)
|
||
(princ " ")
|
||
(princ (one-line-doc-string (car binding)))
|
||
(terpri)
|
||
)
|
||
|
||
(defun print-mouse-bindings (region)
|
||
"Prints mouse-event bindings for REGION."
|
||
(mapcar 'print-mouse-format (sm::event-bindings region)))
|
||
|
||
(defun sm::event-bindings (region)
|
||
"Returns an alist of (function . (mouse-list1 ... mouse-listN)) for REGION,
|
||
where each mouse-list is bound to the function in REGION."
|
||
(let ((mouse-bindings (mouse-code-function-pairs-of-region region))
|
||
(result nil))
|
||
(while mouse-bindings
|
||
(let* ((code-function-pair (car mouse-bindings))
|
||
(current-entry (assoc (cdr code-function-pair) result)))
|
||
(if current-entry
|
||
(setcdr current-entry
|
||
(cons (mouse-code-to-mouse-list (car code-function-pair))
|
||
(cdr current-entry)))
|
||
(setq result (cons (cons (cdr code-function-pair)
|
||
(list (mouse-code-to-mouse-list
|
||
(car code-function-pair))))
|
||
result))))
|
||
(setq mouse-bindings (cdr mouse-bindings))
|
||
)
|
||
result))
|
||
|
||
(defun describe-mouse-bindings ()
|
||
"Lists all current mouse-event bindings."
|
||
(interactive)
|
||
(with-output-to-temp-buffer "*Help*"
|
||
(princ "Text Region") (terpri)
|
||
(princ "---- ------") (terpri)
|
||
(print-mouse-bindings 'text) (terpri)
|
||
(princ "Modeline Region") (terpri)
|
||
(princ "-------- ------") (terpri)
|
||
(print-mouse-bindings 'modeline) (terpri)
|
||
(princ "Scrollbar Region") (terpri)
|
||
(princ "--------- ------") (terpri)
|
||
(print-mouse-bindings 'scrollbar)))
|
||
|
||
(defun describe-mouse-briefly (mouse-list)
|
||
"Print a short description of the function bound to MOUSE-LIST."
|
||
(interactive "xDescibe mouse list briefly: ")
|
||
(let ((function (mouse-lookup (mouse-list-to-mouse-code mouse-list))))
|
||
(if function
|
||
(message "%s runs the command %s" mouse-list function)
|
||
(message "%s is undefined" mouse-list))))
|
||
|
||
(defun mouse-help-menu (function-and-binding)
|
||
(cons (prin1-to-string (car function-and-binding))
|
||
(menu-create ; Two sub-menu items of form ("String" . nil)
|
||
(list (list (one-line-doc-string (car function-and-binding)))
|
||
(list (prin1-to-string (cdr function-and-binding)))))))
|
||
|
||
(defun mouse-help-region (w x y &optional region)
|
||
"Displays a menu of mouse functions callable in this region."
|
||
(let* ((region (or region (sm::window-region (list w x y))))
|
||
(mlist (mapcar (function mouse-help-menu)
|
||
(sm::event-bindings region)))
|
||
(menu (menu-create (cons (list (symbol-name region)) mlist)))
|
||
(item (sun-menu-evaluate w 0 y menu))
|
||
)))
|
||
|
||
;;;
|
||
;;; Menu interface functions
|
||
;;;
|
||
;;; use defmenu, because this interface is subject to change
|
||
;;; really need a menu-p, but we use vectorp and the context...
|
||
;;;
|
||
(defun menu-create (items)
|
||
"Functional form for defmenu, given a list of ITEMS returns a menu.
|
||
Each ITEM is a (STRING . VALUE) pair."
|
||
(apply 'vector items)
|
||
)
|
||
|
||
(defmacro defmenu (menu &rest itemlist)
|
||
"Defines MENU to be a menu, the ITEMS are (STRING . VALUE) pairs.
|
||
See sun-menu-evaluate for interpretation of ITEMS."
|
||
(list 'defconst menu (funcall 'menu-create itemlist))
|
||
)
|
||
|
||
(defun sun-menu-evaluate (*menu-window* *menu-x* *menu-y* menu)
|
||
"Display a pop-up menu in WINDOW at X Y and evaluate selected item
|
||
of MENU. MENU (or its symbol-value) should be a menu defined by defmenu.
|
||
A menu ITEM is a (STRING . FORM) pair;
|
||
the FORM associated with the selected STRING is evaluated,
|
||
and the resulting value is returned. Generally these FORMs are
|
||
evaluated for their side-effects rather than their values.
|
||
If the selected form is a menu or a symbol whose value is a menu,
|
||
then it is displayed and evaluated as a pullright menu item.
|
||
If the the FORM of the first ITEM is nil, the STRING of the item
|
||
is used as a label for the menu, i.e. it's inverted and not selectible."
|
||
|
||
(if (symbolp menu) (setq menu (symbol-value menu)))
|
||
(eval (sun-menu-internal *menu-window* *menu-x* *menu-y* 4 menu)))
|
||
|
||
(defun sun-get-frame-data (code)
|
||
"Sends the tty-sub-window escape sequence CODE to terminal,
|
||
and returns a cons of the two numbers in returned escape sequence.
|
||
That is it returns (cons <car> <cdr>) from \"\\E[n;<car>;<cdr>t\".
|
||
CODE values: 13 = Tool-Position, 14 = Size-in-Pixels, 18 = Size-in-Chars."
|
||
(send-string-to-terminal (concat "\033[" (int-to-string code) "t"))
|
||
(let (char str x y)
|
||
(while (not (equal 116 (setq char (read-char)))) ; #\t = 116
|
||
(setq str (cons char str)))
|
||
(setq str (mapconcat 'char-to-string (nreverse str) ""))
|
||
(string-match ";[0-9]*" str)
|
||
(setq y (substring str (1+ (match-beginning 0)) (match-end 0)))
|
||
(setq str (substring str (match-end 0)))
|
||
(string-match ";[0-9]*" str)
|
||
(setq x (substring str (1+ (match-beginning 0)) (match-end 0)))
|
||
(cons (string-to-int y) (string-to-int x))))
|
||
|
||
(defun sm::font-size ()
|
||
"Returns font size in pixels: (cons Ysize Xsize)"
|
||
(let ((pix (sun-get-frame-data 14)) ; returns size in pixels
|
||
(chr (sun-get-frame-data 18))) ; returns size in chars
|
||
(cons (/ (car pix) (car chr)) (/ (cdr pix) (cdr chr)))))
|
||
|
||
(defvar sm::menu-kludge-x nil
|
||
"Cached frame-to-window X-Offset for sm::menu-kludge")
|
||
(defvar sm::menu-kludge-y nil
|
||
"Cached frame-to-window Y-Offset for sm::menu-kludge")
|
||
|
||
(defun sm::menu-kludge ()
|
||
"If sunfns.c uses <Menu_Base_Kludge> this function must be here!"
|
||
(or sm::menu-kludge-y
|
||
(let ((fs (sm::font-size)))
|
||
(setq sm::menu-kludge-y (+ 8 (car fs)) ; a title line and borders
|
||
sm::menu-kludge-x 4))) ; best values depend on .defaults/Menu
|
||
(let ((wl (sun-get-frame-data 13))) ; returns frame location
|
||
(cons (+ (car wl) sm::menu-kludge-y)
|
||
(+ (cdr wl) sm::menu-kludge-x))))
|
||
|
||
;;;
|
||
;;; Function interface to selection/region
|
||
;;; primative functions are defined in sunfns.c
|
||
;;;
|
||
(defun sun-yank-selection ()
|
||
"Set mark and yank the contents of the current sunwindows selection.
|
||
Insert contents into the current buffer at point."
|
||
(interactive "*")
|
||
(set-mark-command nil)
|
||
(insert-string (sun-get-selection)))
|
||
|
||
(defun sun-select-region (beg end)
|
||
"Set the sunwindows selection to the region in the current buffer."
|
||
(interactive "r")
|
||
(sun-set-selection (buffer-substring beg end)))
|
||
|
||
;;;
|
||
;;; Support for emacstool
|
||
;;; This closes the window instead of stopping emacs.
|
||
;;;
|
||
(defun suspend-emacstool (&optional stuffstring)
|
||
"Suspend emacstool.
|
||
If running under as a detached process emacstool,
|
||
you don't want to suspend (there is no way to resume),
|
||
just close the window, and wait for reopening."
|
||
(interactive)
|
||
(run-hooks 'suspend-hook)
|
||
(if stuffstring (send-string-to-terminal stuffstring))
|
||
(send-string-to-terminal "\033[2t") ; To close EmacsTool window.
|
||
(run-hooks 'suspend-resume-hook))
|
||
;;;
|
||
;;; initialize mouse maps
|
||
;;;
|
||
|
||
(make-variable-buffer-local 'current-local-mousemap)
|
||
(setq-default current-local-mousemap nil)
|
||
(defvar current-global-mousemap (make-mousemap))
|
||
|
||
(provide 'sun-mouse)
|
||
|
||
;;; sun-mouse.el ends here
|