(defun x-win-suspend-error ()
(error "Suspending an Emacs running under X makes no sense"))
-(add-hook 'suspend-hook 'x-win-suspend-error)
-;; Arrange for the kill and yank functions to set and check the clipboard.
-(setq interprogram-cut-function 'x-select-text)
-(setq interprogram-paste-function 'x-cut-buffer-or-selection-value)
+(defvar x-initialized nil
+ "Non-nil if the X window system has been initialized.")
+
+(defun x-initialize-window-system ()
+ "Initialize Emacs for X frames and open the first connection to an X server."
+ ;; Make sure we have a valid resource name.
+ (or (stringp x-resource-name)
+ (let (i)
+ (setq x-resource-name (invocation-name))
+
+ ;; Change any . or * characters in x-resource-name to hyphens,
+ ;; so as not to choke when we use it in X resource queries.
+ (while (setq i (string-match "[.*]" x-resource-name))
+ (aset x-resource-name i ?-))))
+
+ (x-open-connection (or x-display-name
+ (setq x-display-name (or (getenv "DISPLAY" (terminal-id))
+ (getenv "DISPLAY"))))
+ x-command-line-resources
+ ;; Exit Emacs with fatal error if this fails and we
+ ;; are the initial display.
+ (eq initial-window-system 'x))
+
+ (setq x-cut-buffer-max (min (- (/ (x-server-max-request-size) 2) 100)
+ x-cut-buffer-max))
+
+ ;; Setup the default fontset.
+ (setup-default-fontset)
+
+ ;; Create the standard fontset.
+ (create-fontset-from-fontset-spec standard-fontset-spec t)
+
+ ;; Create fontset specified in X resources "Fontset-N" (N is 0, 1, ...).
+ (create-fontset-from-x-resource)
+
+ ;; Try to create a fontset from a font specification which comes
+ ;; from initial-frame-alist, default-frame-alist, or X resource.
+ ;; A font specification in command line argument (i.e. -fn XXXX)
+ ;; should be already in default-frame-alist as a `font'
+ ;; parameter. However, any font specifications in site-start
+ ;; library, user's init file (.emacs), and default.el are not
+ ;; yet handled here.
+
+ (let ((font (or (cdr (assq 'font initial-frame-alist))
+ (cdr (assq 'font default-frame-alist))
+ (x-get-resource "font" "Font")))
+ xlfd-fields resolved-name)
+ (if (and font
+ (not (query-fontset font))
+ (setq resolved-name (x-resolve-font-name font))
+ (setq xlfd-fields (x-decompose-font-name font)))
+ (if (string= "fontset" (aref xlfd-fields xlfd-regexp-registry-subnum))
+ (new-fontset font (x-complement-fontset-spec xlfd-fields nil))
+ ;; Create a fontset from FONT. The fontset name is
+ ;; generated from FONT.
+ (create-fontset-from-ascii-font font resolved-name "startup"))))
+
+ ;; Apply a geometry resource to the initial frame. Put it at the end
+ ;; of the alist, so that anything specified on the command line takes
+ ;; precedence.
+ (let* ((res-geometry (x-get-resource "geometry" "Geometry"))
+ parsed)
+ (if res-geometry
+ (progn
+ (setq parsed (x-parse-geometry res-geometry))
+ ;; If the resource specifies a position,
+ ;; call the position and size "user-specified".
+ (if (or (assq 'top parsed) (assq 'left parsed))
+ (setq parsed (cons '(user-position . t)
+ (cons '(user-size . t) parsed))))
+ ;; All geometry parms apply to the initial frame.
+ (setq initial-frame-alist (append initial-frame-alist parsed))
- ;; The size parms apply to all frames.
- (if (assq 'height parsed)
++ ;; The size parms apply to all frames. Don't set it if there are
++ ;; sizes there already (from command line).
++ (if (and (assq 'height parsed)
++ (not (assq 'height default-frame-alist)))
+ (setq default-frame-alist
+ (cons (cons 'height (cdr (assq 'height parsed)))
+ default-frame-alist)))
- (if (assq 'width parsed)
++ (if (and (assq 'width parsed)
++ (not (assq 'width default-frame-alist)))
+ (setq default-frame-alist
+ (cons (cons 'width (cdr (assq 'width parsed)))
+ default-frame-alist))))))
+
+ ;; Check the reverseVideo resource.
+ (let ((case-fold-search t))
+ (let ((rv (x-get-resource "reverseVideo" "ReverseVideo")))
+ (if (and rv
+ (string-match "^\\(true\\|yes\\|on\\)$" rv))
+ (setq default-frame-alist
+ (cons '(reverse . t) default-frame-alist)))))
-;; Turn off window-splitting optimization; X is usually fast enough
-;; that this is only annoying.
-(setq split-window-keep-point t)
+ ;; Set x-selection-timeout, measured in milliseconds.
+ (let ((res-selection-timeout
+ (x-get-resource "selectionTimeout" "SelectionTimeout")))
+ (setq x-selection-timeout 20000)
+ (if res-selection-timeout
+ (setq x-selection-timeout (string-to-number res-selection-timeout))))
-;; Don't show the frame name; that's redundant with X.
-(setq-default mode-line-frame-identification " ")
+ ;; Don't let Emacs suspend under X.
+ (add-hook 'suspend-hook 'x-win-suspend-error)
-;; Motif direct handling of f10 wasn't working right,
-;; So temporarily we've turned it off in lwlib-Xm.c
-;; and turned the Emacs f10 back on.
-;; ;; Motif normally handles f10 itself, so don't try to handle it a second time.
-;; (if (featurep 'motif)
-;; (global-set-key [f10] 'ignore))
+ ;; Turn off window-splitting optimization; X is usually fast enough
+ ;; that this is only annoying.
+ (setq split-window-keep-point t)
-;; Turn on support for mouse wheels.
-(mouse-wheel-mode 1)
+ ;; Motif direct handling of f10 wasn't working right,
+ ;; So temporarily we've turned it off in lwlib-Xm.c
+ ;; and turned the Emacs f10 back on.
+ ;; ;; Motif normally handles f10 itself, so don't try to handle it a second time.
+ ;; (if (featurep 'motif)
+ ;; (global-set-key [f10] 'ignore))
+ ;; Turn on support for mouse wheels.
+ (mouse-wheel-mode 1)
-;; Enable CLIPBOARD copy/paste through menu bar commands.
-(menu-bar-enable-clipboard)
+ ;; Enable CLIPBOARD copy/paste through menu bar commands.
+ (menu-bar-enable-clipboard)
-;; Override Paste so it looks at CLIPBOARD first.
-(defun x-clipboard-yank ()
- "Insert the clipboard contents, or the last stretch of killed text."
- (interactive "*")
- (let ((clipboard-text (x-selection-value 'CLIPBOARD))
- (x-select-enable-clipboard t))
- (if (and clipboard-text (> (length clipboard-text) 0))
- (kill-new clipboard-text))
- (yank)))
+ ;; Override Paste so it looks at CLIPBOARD first.
+ (define-key menu-bar-edit-menu [paste]
+ (append '(menu-item "Paste" x-clipboard-yank
+ :enable (not buffer-read-only)
+ :help "Paste (yank) text most recently cut/copied")
+ nil))
+
+ (setq x-initialized t))
+
+(add-to-list 'handle-args-function-alist '(x . x-handle-args))
+(add-to-list 'frame-creation-function-alist '(x . x-create-frame-with-faces))
+(add-to-list 'window-system-initialization-alist '(x . x-initialize-window-system))
-(define-key menu-bar-edit-menu [paste]
- '(menu-item "Paste" x-clipboard-yank
- :enable (not buffer-read-only)
- :help "Paste (yank) text most recently cut/copied"))
+(provide 'x-win)
;; Initiate drag and drop
(add-hook 'after-make-frame-functions 'x-dnd-init-frame)
HCoop / bpt / emacs.git / commitdiff