+bool Workspace::underMousePlacement(Rect &win) {
+ int x, y, rx, ry;
+ Window c, r;
+ unsigned int m;
+ XQueryPointer(screen->getBlackbox()->getXDisplay(), screen->getRootWindow(),
+ &r, &c, &rx, &ry, &x, &y, &m);
+
+ Rect area;
+#ifdef XINERAMA
+ if (screen->isXineramaActive() &&
+ screen->getBlackbox()->doXineramaPlacement()) {
+ RectList availableAreas = screen->allAvailableAreas();
+ RectList::iterator it, end = availableAreas.end();
+
+ for (it = availableAreas.begin(); it != end; ++it)
+ if (it->contains(rx, ry)) break;
+ assert(it != end); // the mouse isn't inside an area?
+ area = *it;
+ } else
+#endif // XINERAMA
+ area = screen->availableArea();
+
+ x = rx - win.width() / 2;
+ y = ry - win.height() / 2;
+
+ if (x < area.x())
+ x = area.x();
+ if (y < area.y())
+ y = area.y();
+ if (x + win.width() > area.x() + area.width())
+ x = area.x() + area.width() - win.width();
+ if (y + win.height() > area.y() + area.height())
+ y = area.y() + area.height() - win.height();
+
+ win.setX(x);
+ win.setY(y);
+
+ return True;
+}
+
+
+bool Workspace::cascadePlacement(Rect &win, const int offset) {
+ Rect area;
+
+#ifdef XINERAMA
+ if (screen->isXineramaActive() &&
+ screen->getBlackbox()->doXineramaPlacement()) {
+ area = screen->allAvailableAreas()[cascade_region];
+ } else
+#endif // XINERAMA
+ area = screen->availableArea();
+
+ if ((static_cast<signed>(cascade_x + win.width()) > area.right() + 1) ||
+ (static_cast<signed>(cascade_y + win.height()) > area.bottom() + 1)) {
+ cascade_x = cascade_y = 0;
+#ifdef XINERAMA
+ if (screen->isXineramaActive() &&
+ screen->getBlackbox()->doXineramaPlacement()) {
+ // go to the next xinerama region, and use its area
+ if (++cascade_region >= screen->allAvailableAreas().size())
+ cascade_region = 0;
+ area = screen->allAvailableAreas()[cascade_region];
+ }
+#endif // XINERAMA
+ }