factor/basis/ui/windows/windows.factor

537 lines
16 KiB
Factor
Executable File

! Copyright (C) 2005, 2006 Doug Coleman.
! Portions copyright (C) 2007, 2008 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: alien alien.c-types alien.strings arrays assocs ui
ui.gadgets ui.backend ui.clipboards ui.gadgets.worlds
ui.gestures io kernel math math.vectors namespaces make
sequences strings vectors words windows.kernel32 windows.gdi32
windows.user32 windows.opengl32 windows.messages windows.types
windows.nt windows threads libc combinators
combinators.short-circuit continuations command-line shuffle
opengl ui.render ascii math.bitwise locals symbols accessors
math.geometry.rect math.order ascii calendar ;
IN: ui.windows
SINGLETON: windows-ui-backend
: crlf>lf ( str -- str' )
CHAR: \r swap remove ;
: lf>crlf ( str -- str' )
[ [ dup CHAR: \n = [ CHAR: \r , ] when , ] each ] "" make ;
: enum-clipboard ( -- seq )
0
[ EnumClipboardFormats win32-error dup dup 0 > ]
[ ]
[ drop ]
produce nip ;
: with-clipboard ( quot -- )
f OpenClipboard win32-error=0/f
call
CloseClipboard win32-error=0/f ; inline
: paste ( -- str )
[
CF_UNICODETEXT IsClipboardFormatAvailable zero? [
! nothing to paste
""
] [
CF_UNICODETEXT GetClipboardData dup win32-error=0/f
dup GlobalLock dup win32-error=0/f
GlobalUnlock win32-error=0/f
utf16n alien>string
] if
] with-clipboard
crlf>lf ;
: copy ( str -- )
lf>crlf [
utf16n string>alien
EmptyClipboard win32-error=0/f
GMEM_MOVEABLE over length 1+ GlobalAlloc
dup win32-error=0/f
dup GlobalLock dup win32-error=0/f
swapd byte-array>memory
dup GlobalUnlock win32-error=0/f
CF_UNICODETEXT swap SetClipboardData win32-error=0/f
] with-clipboard ;
TUPLE: pasteboard ;
C: <pasteboard> pasteboard
M: pasteboard clipboard-contents drop paste ;
M: pasteboard set-clipboard-contents drop copy ;
: init-clipboard ( -- )
<pasteboard> clipboard set-global
<clipboard> selection set-global ;
! world-handle is a <win>
TUPLE: win hWnd hDC hRC world title ;
C: <win> win
SYMBOLS: msg-obj class-name-ptr mouse-captured ;
: style ( -- n ) WS_OVERLAPPEDWINDOW ; inline
: ex-style ( -- n ) WS_EX_APPWINDOW WS_EX_WINDOWEDGE bitor ; inline
: get-RECT-top-left ( RECT -- x y )
[ RECT-left ] keep RECT-top ;
: get-RECT-dimensions ( RECT -- x y width height )
[ get-RECT-top-left ] keep
[ RECT-right ] keep [ RECT-left - ] keep
[ RECT-bottom ] keep RECT-top - ;
: handle-wm-paint ( hWnd uMsg wParam lParam -- )
#! wParam and lParam are unused
#! only paint if width/height both > 0
3drop window relayout-1 yield ;
: handle-wm-size ( hWnd uMsg wParam lParam -- )
2nip
[ lo-word ] keep hi-word 2array
dup { 0 0 } = [ 2drop ] [ swap window (>>dim) ] if ;
: handle-wm-move ( hWnd uMsg wParam lParam -- )
2nip
[ lo-word ] keep hi-word 2array
swap window (>>window-loc) ;
: wm-keydown-codes ( -- key )
H{
{ 8 "BACKSPACE" }
{ 9 "TAB" }
{ 13 "RET" }
{ 27 "ESC" }
{ 33 "PAGE_UP" }
{ 34 "PAGE_DOWN" }
{ 35 "END" }
{ 36 "HOME" }
{ 37 "LEFT" }
{ 38 "UP" }
{ 39 "RIGHT" }
{ 40 "DOWN" }
{ 45 "INSERT" }
{ 46 "DELETE" }
{ 112 "F1" }
{ 113 "F2" }
{ 114 "F3" }
{ 115 "F4" }
{ 116 "F5" }
{ 117 "F6" }
{ 118 "F7" }
{ 119 "F8" }
{ 120 "F9" }
{ 121 "F10" }
{ 122 "F11" }
{ 123 "F12" }
} ;
: key-state-down? ( key -- ? )
GetKeyState 16 bit? ;
: left-shift? ( -- ? ) VK_LSHIFT key-state-down? ;
: left-ctrl? ( -- ? ) VK_LCONTROL key-state-down? ;
: left-alt? ( -- ? ) VK_LMENU key-state-down? ;
: right-shift? ( -- ? ) VK_RSHIFT key-state-down? ;
: right-ctrl? ( -- ? ) VK_RCONTROL key-state-down? ;
: right-alt? ( -- ? ) VK_RMENU key-state-down? ;
: shift? ( -- ? ) left-shift? right-shift? or ;
: ctrl? ( -- ? ) left-ctrl? right-ctrl? or ;
: alt? ( -- ? ) left-alt? right-alt? or ;
: caps-lock? ( -- ? ) VK_CAPITAL GetKeyState zero? not ;
: key-modifiers ( -- seq )
[
shift? [ S+ , ] when
ctrl? [ C+ , ] when
alt? [ A+ , ] when
] { } make [ empty? not ] keep f ? ;
: exclude-keys-wm-keydown
H{
{ 16 "SHIFT" }
{ 17 "CTRL" }
{ 18 "ALT" }
{ 20 "CAPS-LOCK" }
} ;
: exclude-keys-wm-char
! Values are ignored
H{
{ 8 "BACKSPACE" }
{ 9 "TAB" }
{ 13 "RET" }
{ 27 "ESC" }
} ;
: exclude-key-wm-keydown? ( n -- bool )
exclude-keys-wm-keydown key? ;
: exclude-key-wm-char? ( n -- bool )
exclude-keys-wm-char key? ;
: keystroke>gesture ( n -- mods sym )
wm-keydown-codes at* [ key-modifiers swap ] [ drop f f ] if ;
: send-key-gesture ( sym action? quot hWnd -- )
[ [ key-modifiers ] 3dip call ] dip
window-focus propagate-gesture ; inline
: send-key-down ( sym action? hWnd -- )
[ [ <key-down> ] ] dip send-key-gesture ;
: send-key-up ( sym action? hWnd -- )
[ [ <key-up> ] ] dip send-key-gesture ;
: key-sym ( wParam -- string/f action? )
{
{
[ dup LETTER? ]
[ shift? caps-lock? xor [ CHAR: a + CHAR: A - ] unless 1string f ]
}
{ [ dup digit? ] [ 1string f ] }
[ wm-keydown-codes at t ]
} cond ;
:: handle-wm-keydown ( hWnd uMsg wParam lParam -- )
wParam exclude-key-wm-keydown? [
wParam key-sym over [
dup ctrl? alt? xor or [
hWnd send-key-down
] [ 2drop ] if
] [ 2drop ] if
] unless ;
:: handle-wm-char ( hWnd uMsg wParam lParam -- )
wParam exclude-key-wm-char? [
ctrl? alt? xor [
wParam 1string
[ f hWnd send-key-down ]
[ hWnd window-focus user-input ] bi
] unless
] unless ;
:: handle-wm-keyup ( hWnd uMsg wParam lParam -- )
wParam exclude-key-wm-keydown? [
wParam key-sym over [
hWnd send-key-up
] [ 2drop ] if
] unless ;
:: set-window-active ( hwnd uMsg wParam lParam ? -- n )
? hwnd window (>>active?)
hwnd uMsg wParam lParam DefWindowProc ;
: handle-wm-syscommand ( hWnd uMsg wParam lParam -- n )
{
{ [ over SC_MINIMIZE = ] [ f set-window-active ] }
{ [ over SC_RESTORE = ] [ t set-window-active ] }
{ [ over SC_MAXIMIZE = ] [ t set-window-active ] }
{ [ dup alpha? ] [ 4drop 0 ] }
{ [ t ] [ DefWindowProc ] }
} cond ;
: cleanup-window ( handle -- )
dup title>> [ free ] when*
dup hRC>> wglDeleteContext win32-error=0/f
dup hWnd>> swap hDC>> ReleaseDC win32-error=0/f ;
M: windows-ui-backend (close-window)
dup hWnd>> unregister-window
dup cleanup-window
hWnd>> DestroyWindow win32-error=0/f ;
: handle-wm-close ( hWnd uMsg wParam lParam -- )
3drop window ungraft ;
: handle-wm-set-focus ( hWnd uMsg wParam lParam -- )
3drop window [ focus-world ] when* ;
: handle-wm-kill-focus ( hWnd uMsg wParam lParam -- )
3drop window [ unfocus-world ] when* ;
: message>button ( uMsg -- button down? )
{
{ WM_LBUTTONDOWN [ 1 t ] }
{ WM_LBUTTONUP [ 1 f ] }
{ WM_MBUTTONDOWN [ 2 t ] }
{ WM_MBUTTONUP [ 2 f ] }
{ WM_RBUTTONDOWN [ 3 t ] }
{ WM_RBUTTONUP [ 3 f ] }
{ WM_NCLBUTTONDOWN [ 1 t ] }
{ WM_NCLBUTTONUP [ 1 f ] }
{ WM_NCMBUTTONDOWN [ 2 t ] }
{ WM_NCMBUTTONUP [ 2 f ] }
{ WM_NCRBUTTONDOWN [ 3 t ] }
{ WM_NCRBUTTONUP [ 3 f ] }
} case ;
! If the user clicks in the window border ("non-client area")
! Windows sends us an NC[LMR]BUTTONDOWN message; but if the
! mouse is subsequently released outside the NC area, we receive
! a [LMR]BUTTONUP message and Factor can get confused. So we
! ignore BUTTONUP's that are a result of an NC*BUTTONDOWN.
SYMBOL: nc-buttons
: handle-wm-ncbutton ( hWnd uMsg wParam lParam -- )
2drop nip
message>button nc-buttons get
swap [ push ] [ delete ] if ;
: >lo-hi ( WORD -- array ) [ lo-word ] [ hi-word ] bi 2array ;
: mouse-wheel ( wParam -- array ) >lo-hi [ sgn neg ] map ;
: mouse-event>gesture ( uMsg -- button )
key-modifiers swap message>button
[ <button-down> ] [ <button-up> ] if ;
:: prepare-mouse ( hWnd uMsg wParam lParam -- button coordinate world )
uMsg mouse-event>gesture
lParam >lo-hi
hWnd window ;
: set-capture ( hwnd -- )
mouse-captured get [
drop
] [
[ SetCapture drop ] keep
mouse-captured set
] if ;
: release-capture ( -- )
ReleaseCapture win32-error=0/f
mouse-captured off ;
: handle-wm-buttondown ( hWnd uMsg wParam lParam -- )
[
over set-capture
dup message>button drop nc-buttons get delete
] 2dip prepare-mouse send-button-down ;
: handle-wm-buttonup ( hWnd uMsg wParam lParam -- )
mouse-captured get [ release-capture ] when
pick message>button drop dup nc-buttons get member? [
nc-buttons get delete 4drop
] [
drop prepare-mouse send-button-up
] if ;
: make-TRACKMOUSEEVENT ( hWnd -- alien )
"TRACKMOUSEEVENT" <c-object> [ set-TRACKMOUSEEVENT-hwndTrack ] keep
"TRACKMOUSEEVENT" heap-size over set-TRACKMOUSEEVENT-cbSize ;
: handle-wm-mousemove ( hWnd uMsg wParam lParam -- )
2nip
over make-TRACKMOUSEEVENT
TME_LEAVE over set-TRACKMOUSEEVENT-dwFlags
0 over set-TRACKMOUSEEVENT-dwHoverTime
TrackMouseEvent drop
>lo-hi swap window move-hand fire-motion ;
:: handle-wm-mousewheel ( hWnd uMsg wParam lParam -- )
wParam mouse-wheel hand-loc get hWnd window send-wheel ;
: handle-wm-cancelmode ( hWnd uMsg wParam lParam -- )
#! message sent if windows needs application to stop dragging
4drop release-capture ;
: handle-wm-mouseleave ( hWnd uMsg wParam lParam -- )
#! message sent if mouse leaves main application
4drop forget-rollover ;
SYMBOL: wm-handlers
H{ } clone wm-handlers set-global
: add-wm-handler ( quot wm -- )
dup array?
[ [ execute add-wm-handler ] with each ]
[ wm-handlers get-global set-at ] if ;
[ handle-wm-close 0 ] WM_CLOSE add-wm-handler
[ 4dup handle-wm-paint DefWindowProc ] WM_PAINT add-wm-handler
[ handle-wm-size 0 ] WM_SIZE add-wm-handler
[ handle-wm-move 0 ] WM_MOVE add-wm-handler
[ 4dup handle-wm-keydown DefWindowProc ] { WM_KEYDOWN WM_SYSKEYDOWN } add-wm-handler
[ 4dup handle-wm-char DefWindowProc ] { WM_CHAR WM_SYSCHAR } add-wm-handler
[ 4dup handle-wm-keyup DefWindowProc ] { WM_KEYUP WM_SYSKEYUP } add-wm-handler
[ handle-wm-syscommand ] WM_SYSCOMMAND add-wm-handler
[ handle-wm-set-focus 0 ] WM_SETFOCUS add-wm-handler
[ handle-wm-kill-focus 0 ] WM_KILLFOCUS add-wm-handler
[ handle-wm-buttondown 0 ] WM_LBUTTONDOWN add-wm-handler
[ handle-wm-buttondown 0 ] WM_MBUTTONDOWN add-wm-handler
[ handle-wm-buttondown 0 ] WM_RBUTTONDOWN add-wm-handler
[ handle-wm-buttonup 0 ] WM_LBUTTONUP add-wm-handler
[ handle-wm-buttonup 0 ] WM_MBUTTONUP add-wm-handler
[ handle-wm-buttonup 0 ] WM_RBUTTONUP add-wm-handler
[ 4dup handle-wm-ncbutton DefWindowProc ]
{ WM_NCLBUTTONDOWN WM_NCMBUTTONDOWN WM_NCRBUTTONDOWN
WM_NCLBUTTONUP WM_NCMBUTTONUP WM_NCRBUTTONUP }
add-wm-handler
[ nc-buttons get-global delete-all DefWindowProc ]
{ WM_EXITSIZEMOVE WM_EXITMENULOOP } add-wm-handler
[ handle-wm-mousemove 0 ] WM_MOUSEMOVE add-wm-handler
[ handle-wm-mousewheel 0 ] WM_MOUSEWHEEL add-wm-handler
[ handle-wm-cancelmode 0 ] WM_CANCELMODE add-wm-handler
[ handle-wm-mouseleave 0 ] WM_MOUSELEAVE add-wm-handler
SYMBOL: trace-messages?
! return 0 if you handle the message, else just let DefWindowProc return its val
: ui-wndproc ( -- object )
"uint" { "void*" "uint" "long" "long" } "stdcall" [
pick
trace-messages? get-global [ dup windows-message-name name>> print flush ] when
wm-handlers get-global at* [ call ] [ drop DefWindowProc ] if
] alien-callback ;
: peek-message? ( msg -- ? ) f 0 0 PM_REMOVE PeekMessage zero? ;
M: windows-ui-backend do-events
msg-obj get-global
dup peek-message? [ drop ui-wait ] [
[ TranslateMessage drop ]
[ DispatchMessage drop ] bi
] if ;
: register-wndclassex ( -- class )
"WNDCLASSEX" <c-object>
f GetModuleHandle
class-name-ptr get-global
pick GetClassInfoEx zero? [
"WNDCLASSEX" heap-size over set-WNDCLASSEX-cbSize
{ CS_HREDRAW CS_VREDRAW CS_OWNDC } flags over set-WNDCLASSEX-style
ui-wndproc over set-WNDCLASSEX-lpfnWndProc
0 over set-WNDCLASSEX-cbClsExtra
0 over set-WNDCLASSEX-cbWndExtra
f GetModuleHandle over set-WNDCLASSEX-hInstance
f GetModuleHandle "fraptor" utf16n string>alien LoadIcon
over set-WNDCLASSEX-hIcon
f IDC_ARROW LoadCursor over set-WNDCLASSEX-hCursor
class-name-ptr get-global over set-WNDCLASSEX-lpszClassName
RegisterClassEx dup win32-error=0/f
] when ;
: adjust-RECT ( RECT -- )
style 0 ex-style AdjustWindowRectEx win32-error=0/f ;
: make-RECT ( world -- RECT )
[ window-loc>> dup ] [ rect-dim ] bi v+
"RECT" <c-object>
over first over set-RECT-right
swap second over set-RECT-bottom
over first over set-RECT-left
swap second over set-RECT-top ;
: default-position-RECT ( RECT -- )
dup get-RECT-dimensions [ 2drop ] 2dip
CW_USEDEFAULT + pick set-RECT-bottom
CW_USEDEFAULT + over set-RECT-right
CW_USEDEFAULT over set-RECT-left
CW_USEDEFAULT swap set-RECT-top ;
: make-adjusted-RECT ( rect -- RECT )
make-RECT
dup get-RECT-top-left [ zero? ] both? swap
dup adjust-RECT
swap [ dup default-position-RECT ] when ;
: create-window ( rect -- hwnd )
make-adjusted-RECT
[ class-name-ptr get-global f ] dip
[
[ ex-style ] 2dip
{ WS_CLIPSIBLINGS WS_CLIPCHILDREN style } flags
] dip get-RECT-dimensions
f f f GetModuleHandle f CreateWindowEx dup win32-error=0/f ;
: show-window ( hWnd -- )
dup SW_SHOW ShowWindow drop ! always succeeds
dup SetForegroundWindow drop
SetFocus drop ;
: init-win32-ui ( -- )
V{ } clone nc-buttons set-global
"MSG" malloc-object msg-obj set-global
"Factor-window" utf16n malloc-string class-name-ptr set-global
register-wndclassex drop
GetDoubleClickTime milliseconds double-click-timeout set-global ;
: cleanup-win32-ui ( -- )
class-name-ptr get-global [ dup f UnregisterClass drop free ] when*
msg-obj get-global [ free ] when*
f class-name-ptr set-global
f msg-obj set-global ;
: setup-pixel-format ( hdc -- )
16 make-pfd [ ChoosePixelFormat dup win32-error=0/f ] 2keep
swapd SetPixelFormat win32-error=0/f ;
: get-dc ( hWnd -- hDC ) GetDC dup win32-error=0/f ;
: get-rc ( hDC -- hRC )
dup wglCreateContext dup win32-error=0/f
[ wglMakeCurrent win32-error=0/f ] keep ;
: setup-gl ( hwnd -- hDC hRC )
get-dc dup setup-pixel-format dup get-rc ;
M: windows-ui-backend (open-window) ( world -- )
[ create-window dup setup-gl ] keep
[ f <win> ] keep
[ swap hWnd>> register-window ] 2keep
dupd (>>handle)
hWnd>> show-window ;
M: windows-ui-backend select-gl-context ( handle -- )
[ hDC>> ] keep hRC>> wglMakeCurrent win32-error=0/f ;
M: windows-ui-backend flush-gl-context ( handle -- )
hDC>> SwapBuffers win32-error=0/f ;
! Move window to front
M: windows-ui-backend raise-window* ( world -- )
handle>> [
hWnd>> SetFocus drop
] when* ;
M: windows-ui-backend set-title ( string world -- )
handle>>
dup title>> [ free ] when*
[ utf16n malloc-string ] dip
2dup (>>title)
hWnd>> WM_SETTEXT 0 roll alien-address SendMessage drop ;
M: windows-ui-backend ui
[
[
stop-after-last-window? on
init-clipboard
init-win32-ui
start-ui
event-loop
] [ cleanup-win32-ui ] [ ] cleanup
] ui-running ;
M: windows-ui-backend beep ( -- )
0 MessageBeep drop ;
windows-ui-backend ui-backend set-global
[ "ui" ] main-vocab-hook set-global