2 * Window Maker window manager
4 * Copyright (c) 1997-2003 Alfredo K. Kojima
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
33 # ifdef SOLARIS_XINERAMA /* sucks */
34 # include <X11/extensions/xinerama.h>
36 # include <X11/extensions/Xinerama.h>
40 extern WPreferences wPreferences
;
42 void wInitXinerama(WScreen
* scr
)
44 scr
->xine_info
.primary_head
= 0;
45 scr
->xine_info
.screens
= NULL
;
46 scr
->xine_info
.count
= 0;
48 # ifdef SOLARIS_XINERAMA
49 if (XineramaGetState(dpy
, scr
->screen
)) {
50 WXineramaInfo
*info
= &scr
->xine_info
;
51 XRectangle head
[MAXFRAMEBUFFERS
];
52 unsigned char hints
[MAXFRAMEBUFFERS
];
55 if (XineramaGetInfo(dpy
, scr
->screen
, head
, hints
, &info
->count
)) {
57 info
->screens
= wmalloc(sizeof(WMRect
) * (info
->count
+ 1));
59 for (i
= 0; i
< info
->count
; i
++) {
60 info
->screens
[i
].pos
.x
= head
[i
].x
;
61 info
->screens
[i
].pos
.y
= head
[i
].y
;
62 info
->screens
[i
].size
.width
= head
[i
].width
;
63 info
->screens
[i
].size
.height
= head
[i
].height
;
67 # else /* !SOLARIS_XINERAMA */
68 if (XineramaIsActive(dpy
)) {
69 XineramaScreenInfo
*xine_screens
;
70 WXineramaInfo
*info
= &scr
->xine_info
;
73 xine_screens
= XineramaQueryScreens(dpy
, &info
->count
);
75 info
->screens
= wmalloc(sizeof(WMRect
) * (info
->count
+ 1));
77 for (i
= 0; i
< info
->count
; i
++) {
78 info
->screens
[i
].pos
.x
= xine_screens
[i
].x_org
;
79 info
->screens
[i
].pos
.y
= xine_screens
[i
].y_org
;
80 info
->screens
[i
].size
.width
= xine_screens
[i
].width
;
81 info
->screens
[i
].size
.height
= xine_screens
[i
].height
;
85 # endif /* !SOLARIS_XINERAMA */
89 int wGetRectPlacementInfo(WScreen
* scr
, WMRect rect
, int *flags
)
92 unsigned long area
, totalArea
;
96 int rw
= rect
.size
.width
;
97 int rh
= rect
.size
.height
;
99 wassertrv(flags
!= NULL
, 0);
107 if (scr
->xine_info
.count
<= 1) {
110 a
= calcIntersectionArea(rx
, ry
, rw
, rh
, 0, 0, scr
->scr_width
, scr
->scr_height
);
113 *flags
|= XFLAG_DEAD
;
114 } else if (a
!= rw
* rh
) {
115 *flags
|= XFLAG_PARTIAL
;
118 return scr
->xine_info
.primary_head
;
121 for (i
= 0; i
< wXineramaHeads(scr
); i
++) {
124 a
= calcIntersectionArea(rx
, ry
, rw
, rh
,
125 scr
->xine_info
.screens
[i
].pos
.x
,
126 scr
->xine_info
.screens
[i
].pos
.y
,
127 scr
->xine_info
.screens
[i
].size
.width
,
128 scr
->xine_info
.screens
[i
].size
.height
);
133 *flags
|= XFLAG_MULTIPLE
;
140 *flags
|= XFLAG_DEAD
;
141 best
= wGetHeadForPointerLocation(scr
);
142 } else if (totalArea
!= rw
* rh
)
143 *flags
|= XFLAG_PARTIAL
;
148 /* get the head that covers most of the rectangle */
149 int wGetHeadForRect(WScreen
* scr
, WMRect rect
)
156 int rw
= rect
.size
.width
;
157 int rh
= rect
.size
.height
;
159 if (!scr
->xine_info
.count
)
160 return scr
->xine_info
.primary_head
;
165 for (i
= 0; i
< wXineramaHeads(scr
); i
++) {
168 a
= calcIntersectionArea(rx
, ry
, rw
, rh
,
169 scr
->xine_info
.screens
[i
].pos
.x
,
170 scr
->xine_info
.screens
[i
].pos
.y
,
171 scr
->xine_info
.screens
[i
].size
.width
,
172 scr
->xine_info
.screens
[i
].size
.height
);
181 * in case rect is in dead space, return valid head
184 best
= wGetHeadForPointerLocation(scr
);
189 Bool
wWindowTouchesHead(WWindow
* wwin
, int head
)
195 if (!wwin
|| !wwin
->frame
)
198 scr
= wwin
->screen_ptr
;
199 rect
= wGetRectForHead(scr
, head
);
200 a
= calcIntersectionArea(wwin
->frame_x
, wwin
->frame_y
,
201 wwin
->frame
->core
->width
,
202 wwin
->frame
->core
->height
,
203 rect
.pos
.x
, rect
.pos
.y
, rect
.size
.width
, rect
.size
.height
);
208 int wGetHeadForWindow(WWindow
* wwin
)
212 if (wwin
== NULL
|| wwin
->frame
== NULL
)
215 rect
.pos
.x
= wwin
->frame_x
;
216 rect
.pos
.y
= wwin
->frame_y
;
217 rect
.size
.width
= wwin
->frame
->core
->width
;
218 rect
.size
.height
= wwin
->frame
->core
->height
;
220 return wGetHeadForRect(wwin
->screen_ptr
, rect
);
223 int wGetHeadForPoint(WScreen
* scr
, WMPoint point
)
227 for (i
= 0; i
< scr
->xine_info
.count
; i
++) {
228 WMRect
*rect
= &scr
->xine_info
.screens
[i
];
230 if ((unsigned)(point
.x
- rect
->pos
.x
) < rect
->size
.width
&&
231 (unsigned)(point
.y
- rect
->pos
.y
) < rect
->size
.height
)
234 return scr
->xine_info
.primary_head
;
237 int wGetHeadForPointerLocation(WScreen
* scr
)
244 if (!scr
->xine_info
.count
)
245 return scr
->xine_info
.primary_head
;
247 if (!XQueryPointer(dpy
, scr
->root_win
, &bla
, &bla
, &point
.x
, &point
.y
, &ble
, &ble
, &blo
))
248 return scr
->xine_info
.primary_head
;
250 return wGetHeadForPoint(scr
, point
);
253 /* get the dimensions of the head */
254 WMRect
wGetRectForHead(WScreen
* scr
, int head
)
258 if (head
< scr
->xine_info
.count
) {
259 rect
.pos
.x
= scr
->xine_info
.screens
[head
].pos
.x
;
260 rect
.pos
.y
= scr
->xine_info
.screens
[head
].pos
.y
;
261 rect
.size
.width
= scr
->xine_info
.screens
[head
].size
.width
;
262 rect
.size
.height
= scr
->xine_info
.screens
[head
].size
.height
;
266 rect
.size
.width
= scr
->scr_width
;
267 rect
.size
.height
= scr
->scr_height
;
273 WArea
wGetUsableAreaForHead(WScreen
* scr
, int head
, WArea
* totalAreaPtr
, Bool noicons
)
275 WArea totalArea
, usableArea
;
276 WMRect rect
= wGetRectForHead(scr
, head
);
278 totalArea
.x1
= rect
.pos
.x
;
279 totalArea
.y1
= rect
.pos
.y
;
280 totalArea
.x2
= totalArea
.x1
+ rect
.size
.width
;
281 totalArea
.y2
= totalArea
.y1
+ rect
.size
.height
;
283 if (totalAreaPtr
!= NULL
)
284 *totalAreaPtr
= totalArea
;
286 if (head
< wXineramaHeads(scr
)) {
287 usableArea
= noicons
? scr
->totalUsableArea
[head
] : scr
->usableArea
[head
];
289 usableArea
= totalArea
;
294 WMPoint
wGetPointToCenterRectInHead(WScreen
* scr
, int head
, int width
, int height
)
297 WMRect rect
= wGetRectForHead(scr
, head
);
299 p
.x
= rect
.pos
.x
+ (rect
.size
.width
- width
) / 2;
300 p
.y
= rect
.pos
.y
+ (rect
.size
.height
- height
) / 2;