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Diffstat (limited to 'include/windowstr.h')
| -rw-r--r-- | include/windowstr.h | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/include/windowstr.h b/include/windowstr.h new file mode 100644 index 0000000..4a7a0f4 --- /dev/null +++ b/include/windowstr.h @@ -0,0 +1,221 @@ +/*********************************************************** + +Copyright 1987, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + + +Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation, and that the name of Digital not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR +ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +SOFTWARE. + +******************************************************************/ + +#ifndef WINDOWSTRUCT_H +#define WINDOWSTRUCT_H + +#include "window.h" +#include "pixmapstr.h" +#include "regionstr.h" +#include "cursor.h" +#include "property.h" +#include "resource.h" /* for ROOT_WINDOW_ID_BASE */ +#include "dix.h" +#include "privates.h" +#include "miscstruct.h" +#include <X11/Xprotostr.h> +#include "opaque.h" + +#define GuaranteeNothing 0 +#define GuaranteeVisBack 1 + +#define SameBackground(as, a, bs, b) \ + ((as) == (bs) && ((as) == None || \ + (as) == ParentRelative || \ + SamePixUnion(a,b,as == BackgroundPixel))) + +#define SameBorder(as, a, bs, b) \ + EqualPixUnion(as, a, bs, b) + +/* used as NULL-terminated list */ +typedef struct _DevCursorNode { + CursorPtr cursor; + DeviceIntPtr dev; + struct _DevCursorNode* next; +} DevCursNodeRec, *DevCursNodePtr, *DevCursorList; + +typedef struct _WindowOpt { + CursorPtr cursor; /* default: window.cursorNone */ + VisualID visual; /* default: same as parent */ + Colormap colormap; /* default: same as parent */ + Mask dontPropagateMask; /* default: window.dontPropagate */ + Mask otherEventMasks; /* default: 0 */ + struct _OtherClients *otherClients; /* default: NULL */ + struct _GrabRec *passiveGrabs; /* default: NULL */ + PropertyPtr userProps; /* default: NULL */ + unsigned long backingBitPlanes; /* default: ~0L */ + unsigned long backingPixel; /* default: 0 */ + RegionPtr boundingShape; /* default: NULL */ + RegionPtr clipShape; /* default: NULL */ + RegionPtr inputShape; /* default: NULL */ + struct _OtherInputMasks *inputMasks; /* default: NULL */ + DevCursorList deviceCursors; /* default: NULL */ +} WindowOptRec, *WindowOptPtr; + +#define BackgroundPixel 2L +#define BackgroundPixmap 3L + +/* + * The redirectDraw field can have one of three values: + * + * RedirectDrawNone + * A normal window; painted into the same pixmap as the parent + * and clipping parent and siblings to its geometry. These + * windows get a clip list equal to the intersection of their + * geometry with the parent geometry, minus the geometry + * of overlapping None and Clipped siblings. + * RedirectDrawAutomatic + * A redirected window which clips parent and sibling drawing. + * Contents for these windows are manage inside the server. + * These windows get an internal clip list equal to their + * geometry. + * RedirectDrawManual + * A redirected window which does not clip parent and sibling + * drawing; the window must be represented within the parent + * geometry by the client performing the redirection management. + * Contents for these windows are managed outside the server. + * These windows get an internal clip list equal to their + * geometry. + */ + +#define RedirectDrawNone 0 +#define RedirectDrawAutomatic 1 +#define RedirectDrawManual 2 + +typedef struct _Window { + DrawableRec drawable; + PrivateRec *devPrivates; + WindowPtr parent; /* ancestor chain */ + WindowPtr nextSib; /* next lower sibling */ + WindowPtr prevSib; /* next higher sibling */ + WindowPtr firstChild; /* top-most child */ + WindowPtr lastChild; /* bottom-most child */ + RegionRec clipList; /* clipping rectangle for output */ + RegionRec borderClip; /* NotClippedByChildren + border */ + union _Validate *valdata; + RegionRec winSize; + RegionRec borderSize; + DDXPointRec origin; /* position relative to parent */ + unsigned short borderWidth; + unsigned short deliverableEvents; /* all masks from all clients */ + Mask eventMask; /* mask from the creating client */ + PixUnion background; + PixUnion border; + pointer backStorage; /* null when BS disabled */ + WindowOptPtr optional; + unsigned backgroundState:2; /* None, Relative, Pixel, Pixmap */ + unsigned borderIsPixel:1; + unsigned cursorIsNone:1; /* else real cursor (might inherit) */ + unsigned backingStore:2; + unsigned saveUnder:1; + unsigned DIXsaveUnder:1; + unsigned bitGravity:4; + unsigned winGravity:4; + unsigned overrideRedirect:1; + unsigned visibility:2; + unsigned mapped:1; + unsigned realized:1; /* ancestors are all mapped */ + unsigned viewable:1; /* realized && InputOutput */ + unsigned dontPropagate:3;/* index into DontPropagateMasks */ + unsigned forcedBS:1; /* system-supplied backingStore */ + unsigned redirectDraw:2; /* COMPOSITE rendering redirect */ + unsigned forcedBG:1; /* must have an opaque background */ +#ifdef ROOTLESS + unsigned rootlessUnhittable:1; /* doesn't hit-test */ +#endif +#ifdef COMPOSITE + unsigned damagedDescendants:1; /* some descendants are damaged */ +#endif +} WindowRec; + +/* + * Ok, a bunch of macros for accessing the optional record + * fields (or filling the appropriate default value) + */ + +extern _X_EXPORT Mask DontPropagateMasks[]; + +#define wTrackParent(w,field) ((w)->optional ? \ + (w)->optional->field \ + : FindWindowWithOptional(w)->optional->field) +#define wUseDefault(w,field,def) ((w)->optional ? \ + (w)->optional->field \ + : def) + +#define wVisual(w) wTrackParent(w, visual) +#define wCursor(w) ((w)->cursorIsNone ? None : wTrackParent(w, cursor)) +#define wColormap(w) ((w)->drawable.class == InputOnly ? None : wTrackParent(w, colormap)) +#define wDontPropagateMask(w) wUseDefault(w, dontPropagateMask, DontPropagateMasks[(w)->dontPropagate]) +#define wOtherEventMasks(w) wUseDefault(w, otherEventMasks, 0) +#define wOtherClients(w) wUseDefault(w, otherClients, NULL) +#define wOtherInputMasks(w) wUseDefault(w, inputMasks, NULL) +#define wPassiveGrabs(w) wUseDefault(w, passiveGrabs, NULL) +#define wUserProps(w) wUseDefault(w, userProps, NULL) +#define wBackingBitPlanes(w) wUseDefault(w, backingBitPlanes, ~0L) +#define wBackingPixel(w) wUseDefault(w, backingPixel, 0) +#define wBoundingShape(w) wUseDefault(w, boundingShape, NULL) +#define wClipShape(w) wUseDefault(w, clipShape, NULL) +#define wInputShape(w) wUseDefault(w, inputShape, NULL) +#define wClient(w) (clients[CLIENT_ID((w)->drawable.id)]) +#define wBorderWidth(w) ((int) (w)->borderWidth) + +/* true when w needs a border drawn. */ + +#define HasBorder(w) ((w)->borderWidth || wClipShape(w)) + +typedef struct _ScreenSaverStuff *ScreenSaverStuffPtr; + +#define SCREEN_IS_BLANKED 0 +#define SCREEN_ISNT_SAVED 1 +#define SCREEN_IS_TILED 2 +#define SCREEN_IS_BLACK 3 + +#define HasSaverWindow(pScreen) (pScreen->screensaver.pWindow != NullWindow) + +extern _X_EXPORT int screenIsSaved; + +#endif /* WINDOWSTRUCT_H */ |