| 1 | /***********************************************************
|
|---|
| 2 |
|
|---|
| 3 | Copyright 1987, 1998 The Open Group
|
|---|
| 4 |
|
|---|
| 5 | Permission to use, copy, modify, distribute, and sell this software and its
|
|---|
| 6 | documentation for any purpose is hereby granted without fee, provided that
|
|---|
| 7 | the above copyright notice appear in all copies and that both that
|
|---|
| 8 | copyright notice and this permission notice appear in supporting
|
|---|
| 9 | documentation.
|
|---|
| 10 |
|
|---|
| 11 | The above copyright notice and this permission notice shall be included in
|
|---|
| 12 | all copies or substantial portions of the Software.
|
|---|
| 13 |
|
|---|
| 14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|---|
| 15 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|---|
| 16 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|---|
| 17 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
|
|---|
| 18 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|---|
| 19 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|---|
| 20 |
|
|---|
| 21 | Except as contained in this notice, the name of The Open Group shall not be
|
|---|
| 22 | used in advertising or otherwise to promote the sale, use or other dealings
|
|---|
| 23 | in this Software without prior written authorization from The Open Group.
|
|---|
| 24 |
|
|---|
| 25 |
|
|---|
| 26 | Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
|
|---|
| 27 |
|
|---|
| 28 | All Rights Reserved
|
|---|
| 29 |
|
|---|
| 30 | Permission to use, copy, modify, and distribute this software and its
|
|---|
| 31 | documentation for any purpose and without fee is hereby granted,
|
|---|
| 32 | provided that the above copyright notice appear in all copies and that
|
|---|
| 33 | both that copyright notice and this permission notice appear in
|
|---|
| 34 | supporting documentation, and that the name of Digital not be
|
|---|
| 35 | used in advertising or publicity pertaining to distribution of the
|
|---|
| 36 | software without specific, written prior permission.
|
|---|
| 37 |
|
|---|
| 38 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
|
|---|
| 39 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
|
|---|
| 40 | DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
|
|---|
| 41 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
|
|---|
| 42 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
|
|---|
| 43 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
|
|---|
| 44 | SOFTWARE.
|
|---|
| 45 |
|
|---|
| 46 | ******************************************************************/
|
|---|
| 47 |
|
|---|
| 48 | #ifndef WINDOWSTRUCT_H
|
|---|
| 49 | #define WINDOWSTRUCT_H
|
|---|
| 50 |
|
|---|
| 51 | #include "window.h"
|
|---|
| 52 | #include "pixmapstr.h"
|
|---|
| 53 | #include "regionstr.h"
|
|---|
| 54 | #include "cursor.h"
|
|---|
| 55 | #include "property.h"
|
|---|
| 56 | #include "resource.h" /* for ROOT_WINDOW_ID_BASE */
|
|---|
| 57 | #include "dix.h"
|
|---|
| 58 | #include "miscstruct.h"
|
|---|
| 59 | #include <X11/Xprotostr.h>
|
|---|
| 60 | #include "opaque.h"
|
|---|
| 61 |
|
|---|
| 62 | #define GuaranteeNothing 0
|
|---|
| 63 | #define GuaranteeVisBack 1
|
|---|
| 64 |
|
|---|
| 65 | #define SameBackground(as, a, bs, b) \
|
|---|
| 66 | ((as) == (bs) && ((as) == None || \
|
|---|
| 67 | (as) == ParentRelative || \
|
|---|
| 68 | SamePixUnion(a,b,as == BackgroundPixel)))
|
|---|
| 69 |
|
|---|
| 70 | #define SameBorder(as, a, bs, b) \
|
|---|
| 71 | EqualPixUnion(as, a, bs, b)
|
|---|
| 72 |
|
|---|
| 73 | typedef struct _WindowOpt {
|
|---|
| 74 | VisualID visual; /* default: same as parent */
|
|---|
| 75 | CursorPtr cursor; /* default: window.cursorNone */
|
|---|
| 76 | Colormap colormap; /* default: same as parent */
|
|---|
| 77 | Mask dontPropagateMask; /* default: window.dontPropagate */
|
|---|
| 78 | Mask otherEventMasks; /* default: 0 */
|
|---|
| 79 | struct _OtherClients *otherClients; /* default: NULL */
|
|---|
| 80 | struct _GrabRec *passiveGrabs; /* default: NULL */
|
|---|
| 81 | PropertyPtr userProps; /* default: NULL */
|
|---|
| 82 | unsigned long backingBitPlanes; /* default: ~0L */
|
|---|
| 83 | unsigned long backingPixel; /* default: 0 */
|
|---|
| 84 | #ifdef SHAPE
|
|---|
| 85 | RegionPtr boundingShape; /* default: NULL */
|
|---|
| 86 | RegionPtr clipShape; /* default: NULL */
|
|---|
| 87 | RegionPtr inputShape; /* default: NULL */
|
|---|
| 88 | #endif
|
|---|
| 89 | #ifdef XINPUT
|
|---|
| 90 | struct _OtherInputMasks *inputMasks; /* default: NULL */
|
|---|
| 91 | #endif
|
|---|
| 92 | } WindowOptRec, *WindowOptPtr;
|
|---|
| 93 |
|
|---|
| 94 | #define BackgroundPixel 2L
|
|---|
| 95 | #define BackgroundPixmap 3L
|
|---|
| 96 |
|
|---|
| 97 | /*
|
|---|
| 98 | * The redirectDraw field can have one of three values:
|
|---|
| 99 | *
|
|---|
| 100 | * RedirectDrawNone
|
|---|
| 101 | * A normal window; painted into the same pixmap as the parent
|
|---|
| 102 | * and clipping parent and siblings to its geometry. These
|
|---|
| 103 | * windows get a clip list equal to the intersection of their
|
|---|
| 104 | * geometry with the parent geometry, minus the geometry
|
|---|
| 105 | * of overlapping None and Clipped siblings.
|
|---|
| 106 | * RedirectDrawAutomatic
|
|---|
| 107 | * A redirected window which clips parent and sibling drawing.
|
|---|
| 108 | * Contents for these windows are manage inside the server.
|
|---|
| 109 | * These windows get an internal clip list equal to their
|
|---|
| 110 | * geometry.
|
|---|
| 111 | * RedirectDrawManual
|
|---|
| 112 | * A redirected window which does not clip parent and sibling
|
|---|
| 113 | * drawing; the window must be represented within the parent
|
|---|
| 114 | * geometry by the client performing the redirection management.
|
|---|
| 115 | * Contents for these windows are managed outside the server.
|
|---|
| 116 | * These windows get an internal clip list equal to their
|
|---|
| 117 | * geometry.
|
|---|
| 118 | */
|
|---|
| 119 |
|
|---|
| 120 | #define RedirectDrawNone 0
|
|---|
| 121 | #define RedirectDrawAutomatic 1
|
|---|
| 122 | #define RedirectDrawManual 2
|
|---|
| 123 |
|
|---|
| 124 | typedef struct _Window {
|
|---|
| 125 | DrawableRec drawable;
|
|---|
| 126 | WindowPtr parent; /* ancestor chain */
|
|---|
| 127 | WindowPtr nextSib; /* next lower sibling */
|
|---|
| 128 | WindowPtr prevSib; /* next higher sibling */
|
|---|
| 129 | WindowPtr firstChild; /* top-most child */
|
|---|
| 130 | WindowPtr lastChild; /* bottom-most child */
|
|---|
| 131 | RegionRec clipList; /* clipping rectangle for output */
|
|---|
| 132 | RegionRec borderClip; /* NotClippedByChildren + border */
|
|---|
| 133 | union _Validate *valdata;
|
|---|
| 134 | RegionRec winSize;
|
|---|
| 135 | RegionRec borderSize;
|
|---|
| 136 | DDXPointRec origin; /* position relative to parent */
|
|---|
| 137 | unsigned short borderWidth;
|
|---|
| 138 | unsigned short deliverableEvents;
|
|---|
| 139 | Mask eventMask;
|
|---|
| 140 | PixUnion background;
|
|---|
| 141 | PixUnion border;
|
|---|
| 142 | pointer backStorage; /* null when BS disabled */
|
|---|
| 143 | WindowOptPtr optional;
|
|---|
| 144 | unsigned backgroundState:2; /* None, Relative, Pixel, Pixmap */
|
|---|
| 145 | unsigned borderIsPixel:1;
|
|---|
| 146 | unsigned cursorIsNone:1; /* else real cursor (might inherit) */
|
|---|
| 147 | unsigned backingStore:2;
|
|---|
| 148 | unsigned saveUnder:1;
|
|---|
| 149 | unsigned DIXsaveUnder:1;
|
|---|
| 150 | unsigned bitGravity:4;
|
|---|
| 151 | unsigned winGravity:4;
|
|---|
| 152 | unsigned overrideRedirect:1;
|
|---|
| 153 | unsigned visibility:2;
|
|---|
| 154 | unsigned mapped:1;
|
|---|
| 155 | unsigned realized:1; /* ancestors are all mapped */
|
|---|
| 156 | unsigned viewable:1; /* realized && InputOutput */
|
|---|
| 157 | unsigned dontPropagate:3;/* index into DontPropagateMasks */
|
|---|
| 158 | unsigned forcedBS:1; /* system-supplied backingStore */
|
|---|
| 159 | #ifdef COMPOSITE
|
|---|
| 160 | unsigned redirectDraw:2; /* rendering is redirected from here */
|
|---|
| 161 | #endif
|
|---|
| 162 | DevUnion *devPrivates;
|
|---|
| 163 | } WindowRec;
|
|---|
| 164 |
|
|---|
| 165 | /*
|
|---|
| 166 | * Ok, a bunch of macros for accessing the optional record
|
|---|
| 167 | * fields (or filling the appropriate default value)
|
|---|
| 168 | */
|
|---|
| 169 |
|
|---|
| 170 | extern Mask DontPropagateMasks[];
|
|---|
| 171 |
|
|---|
| 172 | #define wTrackParent(w,field) ((w)->optional ? \
|
|---|
| 173 | (w)->optional->field \
|
|---|
| 174 | : FindWindowWithOptional(w)->optional->field)
|
|---|
| 175 | #define wUseDefault(w,field,def) ((w)->optional ? \
|
|---|
| 176 | (w)->optional->field \
|
|---|
| 177 | : def)
|
|---|
| 178 |
|
|---|
| 179 | #define wVisual(w) wTrackParent(w, visual)
|
|---|
| 180 | #define wCursor(w) ((w)->cursorIsNone ? None : wTrackParent(w, cursor))
|
|---|
| 181 | #define wColormap(w) ((w)->drawable.class == InputOnly ? None : wTrackParent(w, colormap))
|
|---|
| 182 | #define wDontPropagateMask(w) wUseDefault(w, dontPropagateMask, DontPropagateMasks[(w)->dontPropagate])
|
|---|
| 183 | #define wOtherEventMasks(w) wUseDefault(w, otherEventMasks, 0)
|
|---|
| 184 | #define wOtherClients(w) wUseDefault(w, otherClients, NULL)
|
|---|
| 185 | #ifdef XINPUT
|
|---|
| 186 | #define wOtherInputMasks(w) wUseDefault(w, inputMasks, NULL)
|
|---|
| 187 | #else
|
|---|
| 188 | #define wOtherInputMasks(w) NULL
|
|---|
| 189 | #endif
|
|---|
| 190 | #define wPassiveGrabs(w) wUseDefault(w, passiveGrabs, NULL)
|
|---|
| 191 | #define wUserProps(w) wUseDefault(w, userProps, NULL)
|
|---|
| 192 | #define wBackingBitPlanes(w) wUseDefault(w, backingBitPlanes, ~0L)
|
|---|
| 193 | #define wBackingPixel(w) wUseDefault(w, backingPixel, 0)
|
|---|
| 194 | #ifdef SHAPE
|
|---|
| 195 | #define wBoundingShape(w) wUseDefault(w, boundingShape, NULL)
|
|---|
| 196 | #define wClipShape(w) wUseDefault(w, clipShape, NULL)
|
|---|
| 197 | #define wInputShape(w) wUseDefault(w, inputShape, NULL)
|
|---|
| 198 | #endif
|
|---|
| 199 | #define wClient(w) (clients[CLIENT_ID((w)->drawable.id)])
|
|---|
| 200 | #define wBorderWidth(w) ((int) (w)->borderWidth)
|
|---|
| 201 |
|
|---|
| 202 | /* true when w needs a border drawn. */
|
|---|
| 203 |
|
|---|
| 204 | #ifdef SHAPE
|
|---|
| 205 | #define HasBorder(w) ((w)->borderWidth || wClipShape(w))
|
|---|
| 206 | #else
|
|---|
| 207 | #define HasBorder(w) ((w)->borderWidth)
|
|---|
| 208 | #endif
|
|---|
| 209 |
|
|---|
| 210 | typedef struct _ScreenSaverStuff {
|
|---|
| 211 | WindowPtr pWindow;
|
|---|
| 212 | XID wid;
|
|---|
| 213 | char blanked;
|
|---|
| 214 | Bool (*ExternalScreenSaver)(
|
|---|
| 215 | ScreenPtr /*pScreen*/,
|
|---|
| 216 | int /*xstate*/,
|
|---|
| 217 | Bool /*force*/);
|
|---|
| 218 | } ScreenSaverStuffRec, *ScreenSaverStuffPtr;
|
|---|
| 219 |
|
|---|
| 220 | #define SCREEN_IS_BLANKED 0
|
|---|
| 221 | #define SCREEN_ISNT_SAVED 1
|
|---|
| 222 | #define SCREEN_IS_TILED 2
|
|---|
| 223 | #define SCREEN_IS_BLACK 3
|
|---|
| 224 |
|
|---|
| 225 | #define HasSaverWindow(i) (savedScreenInfo[i].pWindow != NullWindow)
|
|---|
| 226 |
|
|---|
| 227 | extern int screenIsSaved;
|
|---|
| 228 | extern ScreenSaverStuffRec savedScreenInfo[MAXSCREENS];
|
|---|
| 229 |
|
|---|
| 230 | /*
|
|---|
| 231 | * this is the configuration parameter "NO_BACK_SAVE"
|
|---|
| 232 | * it means that any existant backing store should not
|
|---|
| 233 | * be used to implement save unders.
|
|---|
| 234 | */
|
|---|
| 235 |
|
|---|
| 236 | #ifndef NO_BACK_SAVE
|
|---|
| 237 | #define DO_SAVE_UNDERS(pWin) ((pWin)->drawable.pScreen->saveUnderSupport ==\
|
|---|
| 238 | USE_DIX_SAVE_UNDERS)
|
|---|
| 239 | /*
|
|---|
| 240 | * saveUnderSupport is set to this magic value when using DIXsaveUnders
|
|---|
| 241 | */
|
|---|
| 242 |
|
|---|
| 243 | #define USE_DIX_SAVE_UNDERS 0x40
|
|---|
| 244 | #endif
|
|---|
| 245 |
|
|---|
| 246 | extern int numSaveUndersViewable;
|
|---|
| 247 | extern int deltaSaveUndersViewable;
|
|---|
| 248 |
|
|---|
| 249 | #ifdef XEVIE
|
|---|
| 250 | extern WindowPtr xeviewin;
|
|---|
| 251 | #endif
|
|---|
| 252 |
|
|---|
| 253 | #endif /* WINDOWSTRUCT_H */
|
|---|
