ui.backend.gtk: working on input methods...
Anton Gorenko
parent
e85bdba0c2
commit
0073f184fa
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@ -1,23 +1,23 @@
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! Copyright (C) 2010 Anton Gorenko, Philipp Brüschweiler.
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! See http://factorcode.org/license.txt for BSD license.
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USING: accessors alien.accessors alien.c-types alien.data
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alien.enums alien.strings arrays ascii assocs classes.struct
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combinators combinators.short-circuit command-line destructors
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documents gdk.ffi gdk.gl.ffi glib.ffi gobject.ffi gtk.ffi
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gtk.gl.ffi io.backend.unix.multiplexers io.encodings.utf8
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io.thread kernel libc literals locals math math.bitwise
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math.order math.vectors namespaces sequences strings system
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threads ui ui.backend ui.clipboards ui.event-loop ui.gadgets
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ui.gadgets.editors ui.gadgets.line-support ui.gadgets.private
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ui.gadgets.worlds ui.gestures ui.pixel-formats
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USING: accessors alien.accessors alien.c-types alien.data alien.enums
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alien.strings arrays assocs classes.struct command-line destructors
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gdk.ffi gdk.gl.ffi glib.ffi gobject.ffi gtk.ffi gtk.gl.ffi
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io.backend.unix.multiplexers io.encodings.utf8 io.thread kernel libc
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literals locals math math.bitwise math.order math.vectors namespaces
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sequences strings system threads ui ui.backend ui.clipboards
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ui.commands ui.event-loop ui.gadgets ui.gadgets.menus
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ui.gadgets.private ui.gadgets.worlds ui.gestures ui.pixel-formats
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ui.pixel-formats.private ui.private ;
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RENAME: windows ui.private => ui:windows
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EXCLUDE: ui.gadgets.editors => change-caret ;
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RENAME: change-caret ui.gadgets.editors => editors:change-caret
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IN: ui.backend.gtk
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SINGLETON: gtk-ui-backend
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TUPLE: handle ;
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TUPLE: window-handle < handle window fullscreen? im-context ;
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TUPLE: window-handle < handle window fullscreen? im-context im-menu ;
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: <window-handle> ( window im-context -- window-handle )
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window-handle new
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@ -132,22 +132,6 @@ CONSTANT: action-key-codes
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: mouse-event>gesture ( event -- modifiers button loc )
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[ event-modifiers ] [ button>> ] [ event-loc ] tri ;
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: gadget-location ( gadget -- loc )
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[ loc>> ] [ parent>> [ gadget-location v+ ] when* ] bi ;
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: focusable-editor ( world -- editor/f )
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focusable-child dup editor? [ drop f ] unless ;
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: get-cursor-location ( editor -- GdkRectangle )
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[ [ gadget-location ] [ caret-loc ] bi v+ first2 ]
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[ line-height ] bi 0 swap GdkRectangle <struct-boa> ;
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: update-im-cursor-location ( world -- )
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dup focusable-editor [
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[ handle>> im-context>> ] [ get-cursor-location ] bi*
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gtk_im_context_set_cursor_location
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] [ drop ] if* ;
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: on-motion ( sender event user-data -- result )
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drop swap
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[ GdkEventMotion memory>struct event-loc ] dip window
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@ -184,18 +168,14 @@ CONSTANT: action-key-codes
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: key-event>gesture ( event -- mods sym/f action? )
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GdkEventKey memory>struct
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[ event-modifiers ] [ key-sym ] bi ;
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: handle-key-gesture ( key-gesture world -- )
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[ propagate-key-gesture ]
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[ update-im-cursor-location ] bi ;
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: on-key-press ( sender event user-data -- result )
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drop swap [ key-event>gesture <key-down> ] [ window ] bi*
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handle-key-gesture t ;
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propagate-key-gesture t ;
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: on-key-release ( sender event user-data -- result )
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drop swap [ key-event>gesture <key-up> ] [ window ] bi*
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handle-key-gesture t ;
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propagate-key-gesture t ;
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: on-focus-in ( sender event user-data -- result )
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2drop window focus-world t ;
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@ -290,7 +270,7 @@ M: gtk-ui-backend (with-ui)
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f f gtk_gl_init
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init-clipboard
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start-ui
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f io-thread-running? set-global
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stop-io-thread
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[
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init-io-event-source
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init-timeout
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@ -299,7 +279,7 @@ M: gtk-ui-backend (with-ui)
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] ui-running ;
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: connect-signal-with-data ( object signal-name callback data -- )
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[ utf8 string>alien ] 2dip f 0 g_signal_connect_data drop ;
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[ utf8 string>alien ] 2dip g_signal_connect drop ;
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: connect-signal ( object signal-name callback -- )
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f connect-signal-with-data ;
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@ -335,54 +315,109 @@ M: gtk-ui-backend (with-ui)
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win "delete-event" [ on-delete yield ]
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GtkWidget:delete-event connect-signal ;
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: on-retrieve-surrounding ( im-context user-data -- ? )
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window focusable-editor [| im-context editor |
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editor editor-caret first2 :> ( x y )
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im-context
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y editor editor-line utf8 string>alien
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-1 x
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gtk_im_context_set_surrounding t
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] [ drop f ] if* ;
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! ----------------------
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:: on-delete-surrounding ( im-context offset n user-data -- ? )
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user-data window :> world
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world focusable-editor [| editor |
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editor editor-caret first2 :> ( x y )
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x offset + y [ 2array ] [ [ n + ] dip 2array ] 2bi
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editor remove-doc-range
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world update-im-cursor-location
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t
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] [ f ] if* ;
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GENERIC: support-input-methods? ( gadget -- ? )
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GENERIC: get-cursor-surrounding ( gadget -- text cursor-pos )
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GENERIC: delete-cursor-surrounding ( offset count gadget -- )
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GENERIC: set-preedit-string ( str cursor-pos gadget -- )
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GENERIC: get-cursor-loc&dim ( gadget -- loc dim )
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M: gadget support-input-methods? drop f ;
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M: editor support-input-methods? drop t ;
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M: editor get-cursor-surrounding
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dup editor-caret first2 [ swap editor-line ] dip ;
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M: editor delete-cursor-surrounding
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3drop ;
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M: editor set-preedit-string
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nip dup [ editor-caret ] keep
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[ user-input* drop ] 2dip
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set-caret ;
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M: editor get-cursor-loc&dim
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[ caret-loc ] [ caret-dim ] bi ;
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! ----------------------
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: on-retrieve-surrounding ( im-context win -- ? )
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window world-focus dup support-input-methods? [
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get-cursor-surrounding [ utf8 string>alien -1 ] dip
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gtk_im_context_set_surrounding t
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] [ 2drop f ] if ;
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: on-delete-surrounding ( im-context offset n win -- ? )
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window world-focus dup support-input-methods?
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[ delete-cursor-surrounding t ] [ 3drop f ] if nip ;
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: get-preedit-string ( im-context -- str cursor-pos )
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{ void* int } [ f swap gtk_im_context_get_preedit_string ]
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[ [ [ utf8 alien>string ] [ g_free ] bi ] dip ]
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with-out-parameters ;
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: on-preedit-changed ( im-context user-data -- )
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window world-focus dup support-input-methods? [
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[ get-preedit-string ] dip set-preedit-string
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] [ 2drop ] if ;
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: on-commit ( sender str user_data -- )
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[ drop ] [ utf8 alien>string ] [ window ] tri*
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[ user-input ]
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[ [ f swap key-down boa ] dip handle-key-gesture ] 2bi ;
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[ drop ] [ utf8 alien>string ] [ window ] tri* user-input ;
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: gadget-location ( gadget -- loc )
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[ loc>> ] [ parent>> [ gadget-location v+ ] when* ] bi ;
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: gadget-cursor-location ( gadget -- rectangle )
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[ gadget-location ] [ get-cursor-loc&dim ] bi [ v+ ] dip
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[ first2 ] bi@ GdkRectangle <struct-boa> ;
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: update-cursor-location ( im-context gadget -- )
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gadget-cursor-location gtk_im_context_set_cursor_location ;
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! has to be called before the window signal handler
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: im-on-key-event ( sender event user-data -- result )
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[ drop ] 2dip swap gtk_im_context_filter_keypress ;
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:: im-on-key-event ( sender event im-context -- result )
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sender window world-focus :> gadget
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gadget support-input-methods? [
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im-context gadget update-cursor-location
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im-context event gtk_im_context_filter_keypress
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] [ im-context gtk_im_context_reset f ] if ;
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: im-on-focus-in ( sender event user-data -- result )
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2drop window
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[ handle>> im-context>> gtk_im_context_focus_in ]
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[ update-im-cursor-location ] bi f ;
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2drop window handle>> im-context>>
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[ gtk_im_context_focus_in ] [ gtk_im_context_reset ] bi f ;
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: im-on-focus-out ( sender event user-data -- result )
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2drop window
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[ handle>> im-context>> gtk_im_context_focus_out ]
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[ update-im-cursor-location ] bi f ;
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: im-on-motion ( sender event user-data -- result )
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2drop window update-im-cursor-location f ;
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2drop window handle>> im-context>>
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[ gtk_im_context_focus_out ] [ gtk_im_context_reset ] bi f ;
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: im-on-destroy ( sender user-data -- result )
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nip [ f gtk_im_context_set_client_window ]
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[ g_object_unref ] bi f ;
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! for testing only
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: com-input-method ( world -- )
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find-world handle>> im-menu>> f f f f 0
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gtk_get_current_event_time gtk_menu_popup ;
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: im-menu ( world -- )
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{ com-input-method } show-commands-menu ;
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editor "input-method" f {
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{ T{ button-down f { S+ C+ } 3 } im-menu }
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} define-command-map
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! --------
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:: configure-im ( win im -- )
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im win gtk_widget_get_window gtk_im_context_set_client_window
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im f gtk_im_context_set_use_preedit
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gtk_menu_new :> menu
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im menu gtk_im_multicontext_append_menuitems
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menu win window handle>> im-menu<<
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im "commit" [ on-commit yield ]
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GtkIMContext:commit win connect-signal-with-data
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@ -390,6 +425,8 @@ M: gtk-ui-backend (with-ui)
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GtkIMContext:retrieve-surrounding win connect-signal-with-data
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im "delete-surrounding" [ on-delete-surrounding yield ]
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GtkIMContext:delete-surrounding win connect-signal-with-data
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im "preedit-changed" [ on-preedit-changed yield ]
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GtkIMContext:preedit-changed win connect-signal-with-data
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win "key-press-event" [ im-on-key-event yield ]
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GtkWidget:key-press-event im connect-signal-with-data
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@ -399,12 +436,6 @@ M: gtk-ui-backend (with-ui)
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GtkWidget:focus-out-event im connect-signal-with-data
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win "focus-out-event" [ im-on-focus-out yield ]
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GtkWidget:focus-out-event im connect-signal-with-data
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win "motion-notify-event" [ im-on-motion yield ]
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GtkWidget:motion-notify-event connect-signal
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win "enter-notify-event" [ im-on-motion yield ]
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GtkWidget:enter-notify-event connect-signal
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win "scroll-event" [ im-on-motion yield ]
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GtkWidget:scroll-event connect-signal
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win "destroy" [ im-on-destroy yield ]
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GtkObject:destroy im connect-signal-with-data ;
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@ -488,12 +519,10 @@ M: gtk-ui-backend set-title
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gtk_window_set_title ;
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M: gtk-ui-backend (set-fullscreen)
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[
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[ handle>> ] dip [ >>fullscreen? ] keep
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[ window>> ] dip
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[ gtk_window_fullscreen ]
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[ gtk_window_unfullscreen ] if
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] [ drop update-im-cursor-location ] 2bi ;
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[ handle>> ] dip [ >>fullscreen? ] keep
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[ window>> ] dip
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[ gtk_window_fullscreen ]
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[ gtk_window_unfullscreen ] if ;
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M: gtk-ui-backend (fullscreen?)
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handle>> fullscreen?>> ;
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